openttd: src/tunnelbridge_cmd.cpp annotate

annotate src/tunnelbridge_cmd.cpp @ 8596:ae0c04ca28d2 draft

(svn r12177) -Codechange: use 'side' parameter in GetTileTrackStatus so there can be less checks in pathfinders for depots/stations/tunnels/bridges

author	smatz <smatz@openttd.org>
date	Mon, 18 Feb 2008 16:11:31 +0000
parents	0bbc9ad3a6a0
children	9e46ac001a8c

rev	line source
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1 /* $Id$ */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	2
6117 6def6ecb1bf7 (svn r8853) -Cleanup: doxygen changes. Correct forgotten c files to cpp files with the @file tag as well as a few general comments style belugas <belugas@openttd.org> parents: 6106 diff changeset	3 /** @file tunnelbridge_cmd.cpp
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	4 * This file deals with tunnels and bridges (non-gui stuff)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	5 * @todo seperate this file into two
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	6 */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	7
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	8 #include "stdafx.h"
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	9 #include "openttd.h"
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	10 #include "bridge_map.h"
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	11 #include "rail_map.h"
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	12 #include "road_map.h"
8119 b6ec923e9fa8 (svn r11680) -Codechange: refactor more out of openttd.h and functions.h. rubidium <rubidium@openttd.org> parents: 8116 diff changeset	13 #include "tile_cmd.h"
6343 f75b72d9fc98 (svn r9371) -Feature: Add support for variable snow lines in the arctic climate, supplied maedhros <maedhros@openttd.org> parents: 6259 diff changeset	14 #include "landscape.h"
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	15 #include "tunnel_map.h"
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	16 #include "unmovable_map.h"
8224 c45446125bf0 (svn r11787) -Codechange: more header rewrites. This time related to viewport.h. rubidium <rubidium@openttd.org> parents: 8204 diff changeset	17 #include "viewport_func.h"
8116 9cc845deddfe (svn r11677) -Codechange: move price and command related types/functions to their respective places. rubidium <rubidium@openttd.org> parents: 8114 diff changeset	18 #include "command_func.h"
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	19 #include "town.h"
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	20 #include "variables.h"
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	21 #include "bridge.h"
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	22 #include "train.h"
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	23 #include "water_map.h"
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	24 #include "yapf/yapf.h"
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	25 #include "newgrf_sound.h"
7582 e77bd387f449 (svn r11107) -Feature: some tool so one can still build tunnels under rails (and other structures) when the owner of the structure built it on foundations and if you have enough "empty" space ofcourse. One could use the tool for some other construction needs too. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7548 diff changeset	26 #include "autoslope.h"
7849 e6ee8bfd9045 (svn r11399) -Feature(ette): transparency settings can now be saved and thus remembered. belugas <belugas@openttd.org> parents: 7845 diff changeset	27 #include "transparency.h"
8083 e02014b06c7f (svn r11644) -Codechange: merge some functions from tunnel_map.h and bridge_map.h into tunnelbridge_map.h smatz <smatz@openttd.org> parents: 8081 diff changeset	28 #include "tunnelbridge_map.h"
8114 2d6af5d7a142 (svn r11675) -Codechange: split the string types from the string functions. rubidium <rubidium@openttd.org> parents: 8108 diff changeset	29 #include "strings_func.h"
8140 fb8a05d579da (svn r11702) -Codechange: move all date related stuff to date. rubidium <rubidium@openttd.org>* parents: 8139 diff changeset	30 #include "date_func.h"
8131 e300ac8001ae (svn r11692) -Codechange: move some functions from 'functions.h' to a more logical place and remove about 50% of the includes of 'functions.h' rubidium <rubidium@openttd.org> parents: 8119 diff changeset	31 #include "functions.h"
8144 d18c8a0bb638 (svn r11706) -Codechange: split vehicle.h and remove another bunch of useless includes. rubidium <rubidium@openttd.org> parents: 8140 diff changeset	32 #include "vehicle_func.h"
8157 019833e42fda (svn r11719) -Codechange: split sound.h in a header with types and one with functions. rubidium <rubidium@openttd.org> parents: 8144 diff changeset	33 #include "sound_func.h"
8238 e9d8b0764f38 (svn r11802) -Fix [FS#716]: do not crash trains when leaving depot to a very long track smatz <smatz@openttd.org> parents: 8236 diff changeset	34 #include "signal_func.h"
8398 a6304b304752 (svn r11968) -Codechange: remove redundant FindLengthOfTunnel(), use GetTunnelBridgeLength() and/or GetOtherTunnelEnd() instead smatz <smatz@openttd.org> parents: 8390 diff changeset	35 #include "tunnelbridge.h"
8590 0bbc9ad3a6a0 (svn r12171) -Fix [FS#609]: return correct bridge price for AI when DC_QUERY_COST is set (patch by Raimar Falke) smatz <smatz@openttd.org> parents: 8589 diff changeset	36 #include "player_base.h"
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	37
8264 2495310e220f (svn r11828) -Codechange: include table/* as the last includes and remove an unneeded include from openttd.h. rubidium <rubidium@openttd.org> parents: 8254 diff changeset	38 #include "table/sprites.h"
2495310e220f (svn r11828) -Codechange: include table/* as the last includes and remove an unneeded include from openttd.h. rubidium <rubidium@openttd.org> parents: 8254 diff changeset	39 #include "table/strings.h"
2495310e220f (svn r11828) -Codechange: include table/* as the last includes and remove an unneeded include from openttd.h. rubidium <rubidium@openttd.org> parents: 8254 diff changeset	40 #include "table/bridge_land.h"
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	41
8535 c026695bee6c (svn r12111) -Codechange: Rename Bridge to BridgeSpec, out of consistensy with other Specs in used. belugas <belugas@openttd.org> parents: 8532 diff changeset	42 BridgeSpec _bridge[MAX_BRIDGES];
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	43
8489 bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	44 /** Reset the data been eventually changed by the grf loaded. */
bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	45 void ResetBridges()
bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	46 {
bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	47 /* First, free sprite table data */
8532 b3bd4f1ed981 (svn r12107) -Codechange: Add and use the typedef BridgeType belugas <belugas@openttd.org> parents: 8531 diff changeset	48 for (BridgeType i = 0; i < MAX_BRIDGES; i++) {
8489 bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	49 if (_bridge[i].sprite_table != NULL) {
bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	50 for (uint j = 0; j < 7; j++) free(_bridge[i].sprite_table[j]);
bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	51 free(_bridge[i].sprite_table);
bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	52 }
bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	53 }
bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	54
bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	55 /* Then, wipe out current bidges */
bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	56 memset(&_bridge, 0, sizeof(_bridge));
bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	57 /* And finally, reinstall default data */
bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	58 memcpy(&_bridge, &_orig_bridge, sizeof(_orig_bridge));
bcc7ea0c669d (svn r12064) -Codechange : Give grf bridges their own ResetBridges function, and put bridge spec in table/bridge_land.h, where it should be. belugas <belugas@openttd.org> parents: 8475 diff changeset	59 }
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	60
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	61 /** calculate the price factor for building a long bridge.
fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	62 * basically the cost delta is 1,1, 1, 2,2, 3,3,3, 4,4,4,4, 5,5,5,5,5, 6,6,6,6,6,6, 7,7,7,7,7,7,7, 8,8,8,8,8,8,8,8,
fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	63 */
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	64 int CalcBridgeLenCostFactor(int x)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	65 {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	66 int n;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	67 int r;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	68
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	69 if (x < 2) return x;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	70 x -= 2;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	71 for (n = 0, r = 2;; n++) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	72 if (x <= n) return r + x * n;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	73 r += n * n;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	74 x -= n;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	75 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	76 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	77
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	78 Foundation GetBridgeFoundation(Slope tileh, Axis axis)
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	79 {
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	80 if ((tileh == SLOPE_FLAT) \|\|
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	81 (((tileh == SLOPE_NE) \|\| (tileh == SLOPE_SW)) && (axis == AXIS_X)) \|\|
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	82 (((tileh == SLOPE_NW) \|\| (tileh == SLOPE_SE)) && (axis == AXIS_Y))) return FOUNDATION_NONE;
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	83
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	84 return (HasSlopeHighestCorner(tileh) ? InclinedFoundation(axis) : FlatteningFoundation(tileh));
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	85 }
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	86
8379 bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	87 /**
bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	88 * Determines if the track on a bridge ramp is flat or goes up/down.
bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	89 *
bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	90 * @param tileh Slope of the tile under the bridge head
bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	91 * @param axis Orientation of bridge
bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	92 * @return true iff the track is flat.
bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	93 */
bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	94 bool HasBridgeFlatRamp(Slope tileh, Axis axis)
bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	95 {
bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	96 ApplyFoundationToSlope(GetBridgeFoundation(tileh, axis), &tileh);
bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	97 /* If the foundation slope is flat the bridge has a non-flat ramp and vice versa. */
bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	98 return (tileh != SLOPE_FLAT);
bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	99 }
bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	100
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	101 static inline const PalSpriteID *GetBridgeSpriteTable(int index, byte table)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	102 {
8535 c026695bee6c (svn r12111) -Codechange: Rename Bridge to BridgeSpec, out of consistensy with other Specs in used. belugas <belugas@openttd.org> parents: 8532 diff changeset	103 const BridgeSpec *bridge = GetBridgeSpec(index);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	104 assert(table < 7);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	105 if (bridge->sprite_table == NULL \|\| bridge->sprite_table[table] == NULL) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	106 return _bridge_sprite_table[index][table];
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	107 } else {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	108 return bridge->sprite_table[table];
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	109 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	110 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	111
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	112
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	113 /**
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	114 * Determines the foundation for the north bridge head, and tests if the resulting slope is valid.
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	115 *
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	116 * @param axis Axis of the bridge
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	117 * @param tileh Slope of the tile under the north bridge head; returns slope on top of foundation
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	118 * @param z TileZ corresponding to tileh, gets modified as well
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	119 * @return Error or cost for bridge foundation
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	120 */
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	121 static CommandCost CheckBridgeSlopeNorth(Axis axis, Slope tileh, uint z)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	122 {
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	123 Foundation f = GetBridgeFoundation(*tileh, axis);
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	124 *z += ApplyFoundationToSlope(f, tileh);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	125
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	126 Slope valid_inclined = (axis == AXIS_X ? SLOPE_NE : SLOPE_NW);
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	127 if ((tileh != SLOPE_FLAT) && (tileh != valid_inclined)) return CMD_ERROR;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	128
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	129 if (f == FOUNDATION_NONE) return CommandCost();
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	130
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	131 return CommandCost(EXPENSES_CONSTRUCTION, _price.terraform);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	132 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	133
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	134 /**
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	135 * Determines the foundation for the south bridge head, and tests if the resulting slope is valid.
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	136 *
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	137 * @param axis Axis of the bridge
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	138 * @param tileh Slope of the tile under the south bridge head; returns slope on top of foundation
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	139 * @param z TileZ corresponding to tileh, gets modified as well
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	140 * @return Error or cost for bridge foundation
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	141 */
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	142 static CommandCost CheckBridgeSlopeSouth(Axis axis, Slope tileh, uint z)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	143 {
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	144 Foundation f = GetBridgeFoundation(*tileh, axis);
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	145 *z += ApplyFoundationToSlope(f, tileh);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	146
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	147 Slope valid_inclined = (axis == AXIS_X ? SLOPE_SW : SLOPE_SE);
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	148 if ((tileh != SLOPE_FLAT) && (tileh != valid_inclined)) return CMD_ERROR;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	149
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	150 if (f == FOUNDATION_NONE) return CommandCost();
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	151
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	152 return CommandCost(EXPENSES_CONSTRUCTION, _price.terraform);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	153 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	154
8532 b3bd4f1ed981 (svn r12107) -Codechange: Add and use the typedef BridgeType belugas <belugas@openttd.org> parents: 8531 diff changeset	155 bool CheckBridge_Stuff(BridgeType bridge_type, uint bridge_len)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	156 {
8535 c026695bee6c (svn r12111) -Codechange: Rename Bridge to BridgeSpec, out of consistensy with other Specs in used. belugas <belugas@openttd.org> parents: 8532 diff changeset	157 const BridgeSpec *b = GetBridgeSpec(bridge_type);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	158 uint max; // max possible length of a bridge (with patch 100)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	159
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	160 if (bridge_type >= MAX_BRIDGES) return false;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	161 if (b->avail_year > _cur_year) return false;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	162
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	163 max = b->max_length;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	164 if (max >= 16 && _patches.longbridges) max = 100;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	165
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	166 return b->min_length <= bridge_len && bridge_len <= max;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	167 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	168
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	169 /** Build a Bridge
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	170 * @param end_tile end tile
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	171 * @param flags type of operation
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	172 * @param p1 packed start tile coords (~ dx)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	173 * @param p2 various bitstuffed elements
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	174 * - p2 = (bit 0- 7) - bridge type (hi bh)
6661 5850ac8865e8 (svn r9892) -Codechange: lots of ground work for allowing multiple types of "road" with multiple owners on a single tile. rubidium <rubidium@openttd.org> parents: 6537 diff changeset	175 * - p2 = (bit 8-..) - rail type or road types.
5850ac8865e8 (svn r9892) -Codechange: lots of ground work for allowing multiple types of "road" with multiple owners on a single tile. rubidium <rubidium@openttd.org> parents: 6537 diff changeset	176 * - p2 = (bit 15 ) - set means road bridge.
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	177 */
6943 fd42cb9816c6 (svn r10197) -Codechange: replace int32 with CommandCost where appropriate. rubidium <rubidium@openttd.org> parents: 6857 diff changeset	178 CommandCost CmdBuildBridge(TileIndex end_tile, uint32 flags, uint32 p1, uint32 p2)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	179 {
8532 b3bd4f1ed981 (svn r12107) -Codechange: Add and use the typedef BridgeType belugas <belugas@openttd.org> parents: 8531 diff changeset	180 BridgeType bridge_type;
8530 6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	181 RailType railtype = INVALID_RAILTYPE;
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	182 RoadTypes roadtypes = ROADTYPES_NONE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	183 uint x;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	184 uint y;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	185 uint sx;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	186 uint sy;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	187 TileIndex tile_start;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	188 TileIndex tile_end;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	189 Slope tileh_start;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	190 Slope tileh_end;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	191 uint z_start;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	192 uint z_end;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	193 TileIndex tile;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	194 TileIndexDiff delta;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	195 uint bridge_len;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	196 Axis direction;
8230 5b61305fcdd4 (svn r11793) -Codechange: pass the expense type via the CommandCost instead of a global variable. Patch by Noldo (FS#1114). rubidium <rubidium@openttd.org> parents: 8224 diff changeset	197 CommandCost cost(EXPENSES_CONSTRUCTION);
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	198 CommandCost ret;
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	199 bool replace_bridge = false;
8532 b3bd4f1ed981 (svn r12107) -Codechange: Add and use the typedef BridgeType belugas <belugas@openttd.org> parents: 8531 diff changeset	200 BridgeType replaced_bridge_type;
8530 6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	201 TransportType transport_type;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	202
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	203 /* unpack parameters */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	204 bridge_type = GB(p2, 0, 8);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	205
8531 e1f4b0ce4884 (svn r12106) -Fix(r12105): Kill warnings and raise an error when the transport type is not supported belugas <belugas@openttd.org> parents: 8530 diff changeset	206 if (p1 >= MapSize()) return CMD_ERROR;
e1f4b0ce4884 (svn r12106) -Fix(r12105): Kill warnings and raise an error when the transport type is not supported belugas <belugas@openttd.org> parents: 8530 diff changeset	207
8530 6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	208 transport_type = (TransportType)GB(p2, 15, 2);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	209
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	210 /* type of bridge */
8530 6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	211 switch (transport_type) {
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	212 case TRANSPORT_ROAD:
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	213 roadtypes = (RoadTypes)GB(p2, 8, 3);
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	214 if (!AreValidRoadTypes(roadtypes) \|\| !HasRoadTypesAvail(_current_player, roadtypes)) return CMD_ERROR;
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	215 break;
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	216
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	217 case TRANSPORT_RAIL:
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	218 railtype = (RailType)GB(p2, 8, 8);
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	219 if (!ValParamRailtype(railtype)) return CMD_ERROR;
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	220 break;
8531 e1f4b0ce4884 (svn r12106) -Fix(r12105): Kill warnings and raise an error when the transport type is not supported belugas <belugas@openttd.org> parents: 8530 diff changeset	221
e1f4b0ce4884 (svn r12106) -Fix(r12105): Kill warnings and raise an error when the transport type is not supported belugas <belugas@openttd.org> parents: 8530 diff changeset	222 default:
e1f4b0ce4884 (svn r12106) -Fix(r12105): Kill warnings and raise an error when the transport type is not supported belugas <belugas@openttd.org> parents: 8530 diff changeset	223 /* For now, only TRANSPORT_RAIL and TRANSPORT_ROAD are allowed.
e1f4b0ce4884 (svn r12106) -Fix(r12105): Kill warnings and raise an error when the transport type is not supported belugas <belugas@openttd.org> parents: 8530 diff changeset	224 * But let not this stops us for preparing the future */
e1f4b0ce4884 (svn r12106) -Fix(r12105): Kill warnings and raise an error when the transport type is not supported belugas <belugas@openttd.org> parents: 8530 diff changeset	225 return CMD_ERROR;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	226 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	227
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	228 x = TileX(end_tile);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	229 y = TileY(end_tile);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	230 sx = TileX(p1);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	231 sy = TileY(p1);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	232
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	233 /* check if valid, and make sure that (x,y) are smaller than (sx,sy) */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	234 if (x == sx) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	235 if (y == sy) return_cmd_error(STR_5008_CANNOT_START_AND_END_ON);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	236 direction = AXIS_Y;
6106 230764f1a316 (svn r8841) -Fix tron <tron@openttd.org> parents: 6010 diff changeset	237 if (y > sy) Swap(y, sy);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	238 } else if (y == sy) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	239 direction = AXIS_X;
6106 230764f1a316 (svn r8841) -Fix tron <tron@openttd.org> parents: 6010 diff changeset	240 if (x > sx) Swap(x, sx);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	241 } else {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	242 return_cmd_error(STR_500A_START_AND_END_MUST_BE_IN);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	243 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	244
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	245 /* set and test bridge length, availability */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	246 bridge_len = sx + sy - x - y - 1;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	247 if (!CheckBridge_Stuff(bridge_type, bridge_len)) return_cmd_error(STR_5015_CAN_T_BUILD_BRIDGE_HERE);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	248
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	249 /* retrieve landscape height and ensure it's on land */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	250 tile_start = TileXY(x, y);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	251 tile_end = TileXY(sx, sy);
8471 1e4ea519bfaf (svn r12042) -Fix [FS#1676]: Reimplement how rivers and canals are stored in the map, allowing the sea/river/canal status to also be peter1138 <peter1138@openttd.org> parents: 8413 diff changeset	252 if (IsWaterTile(tile_start) \|\| IsWaterTile(tile_end)) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	253 return_cmd_error(STR_02A0_ENDS_OF_BRIDGE_MUST_BOTH);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	254 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	255
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	256 tileh_start = GetTileSlope(tile_start, &z_start);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	257 tileh_end = GetTileSlope(tile_end, &z_end);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	258
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	259 CommandCost terraform_cost_north = CheckBridgeSlopeNorth(direction, &tileh_start, &z_start);
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	260 CommandCost terraform_cost_south = CheckBridgeSlopeSouth(direction, &tileh_end, &z_end);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	261
7682 166e9289116a (svn r11213) -Fix [FS#1298]: confusing messages when trying to build a bridge. rubidium <rubidium@openttd.org> parents: 7677 diff changeset	262 if (z_start != z_end) return_cmd_error(STR_BRIDGEHEADS_NOT_SAME_HEIGHT);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	263
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	264 if (IsBridgeTile(tile_start) && IsBridgeTile(tile_end) &&
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	265 GetOtherBridgeEnd(tile_start) == tile_end &&
8083 e02014b06c7f (svn r11644) -Codechange: merge some functions from tunnel_map.h and bridge_map.h into tunnelbridge_map.h smatz <smatz@openttd.org> parents: 8081 diff changeset	266 GetTunnelBridgeTransportType(tile_start) == transport_type) {
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	267 /* Replace a current bridge. */
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	268
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	269 /* If this is a railway bridge, make sure the railtypes match. */
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	270 if (transport_type == TRANSPORT_RAIL && GetRailType(tile_start) != railtype) {
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	271 return_cmd_error(STR_5007_MUST_DEMOLISH_BRIDGE_FIRST);
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	272 }
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	273
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	274 /* Do not replace town bridges with lower speed bridges. */
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	275 if (!(flags & DC_QUERY_COST) && IsTileOwner(tile_start, OWNER_TOWN) &&
8491 cf57eb06b4d9 (svn r12066) -Codechange: Rename GetBridge for the more common GetBridgeSpec belugas <belugas@openttd.org> parents: 8489 diff changeset	276 GetBridgeSpec(bridge_type)->speed < GetBridgeSpec(GetBridgeType(tile_start))->speed) {
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	277 Town *t = ClosestTownFromTile(tile_start, UINT_MAX);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	278
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	279 if (t == NULL) {
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	280 return CMD_ERROR;
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	281 } else {
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	282 SetDParam(0, t->index);
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	283 return_cmd_error(STR_2009_LOCAL_AUTHORITY_REFUSES);
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	284 }
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	285 }
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	286
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	287 /* Do not replace the bridge with the same bridge type. */
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	288 if (!(flags & DC_QUERY_COST) && bridge_type == GetBridgeType(tile_start)) {
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	289 return_cmd_error(STR_1007_ALREADY_BUILT);
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	290 }
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	291
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	292 /* Do not allow replacing another player's bridges. */
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	293 if (!IsTileOwner(tile_start, _current_player) && !IsTileOwner(tile_start, OWNER_TOWN)) {
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	294 return_cmd_error(STR_1024_AREA_IS_OWNED_BY_ANOTHER);
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	295 }
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	296
6950 d2846442a133 (svn r10205) -Codechange: refactor returning of cost, so it can be more easily modified. rubidium <rubidium@openttd.org> parents: 6943 diff changeset	297 cost.AddCost((bridge_len + 1) * _price.clear_bridge); // The cost of clearing the current bridge.
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	298 replace_bridge = true;
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	299 replaced_bridge_type = GetBridgeType(tile_start);
6708 c67d99aa2eb2 (svn r9940) -Fix [FS#805]: upgrading a bridge removed roadtypes. rubidium <rubidium@openttd.org> parents: 6699 diff changeset	300
c67d99aa2eb2 (svn r9940) -Fix [FS#805]: upgrading a bridge removed roadtypes. rubidium <rubidium@openttd.org> parents: 6699 diff changeset	301 /* Do not remove road types when upgrading a bridge */
c67d99aa2eb2 (svn r9940) -Fix [FS#805]: upgrading a bridge removed roadtypes. rubidium <rubidium@openttd.org> parents: 6699 diff changeset	302 roadtypes \|= GetRoadTypes(tile_start);
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	303 } else {
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	304 /* Build a new bridge. */
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	305
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	306 bool allow_on_slopes = (!_is_old_ai_player && _patches.build_on_slopes);
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	307
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	308 /* Try and clear the start landscape */
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	309 ret = DoCommand(tile_start, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	310 if (CmdFailed(ret)) return ret;
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	311 cost = ret;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	312
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	313 if (CmdFailed(terraform_cost_north) \|\| (terraform_cost_north.GetCost() != 0 && !allow_on_slopes))
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	314 return_cmd_error(STR_1000_LAND_SLOPED_IN_WRONG_DIRECTION);
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	315 cost.AddCost(terraform_cost_north);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	316
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	317 /* Try and clear the end landscape */
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	318 ret = DoCommand(tile_end, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	319 if (CmdFailed(ret)) return ret;
6950 d2846442a133 (svn r10205) -Codechange: refactor returning of cost, so it can be more easily modified. rubidium <rubidium@openttd.org> parents: 6943 diff changeset	320 cost.AddCost(ret);
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	321
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	322 /* false - end tile slope check */
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	323 if (CmdFailed(terraform_cost_south) \|\| (terraform_cost_south.GetCost() != 0 && !allow_on_slopes))
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	324 return_cmd_error(STR_1000_LAND_SLOPED_IN_WRONG_DIRECTION);
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	325 cost.AddCost(terraform_cost_south);
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	326 }
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	327
a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	328 if (!replace_bridge) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	329 TileIndex Heads[] = {tile_start, tile_end};
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	330 int i;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	331
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	332 for (i = 0; i < 2; i++) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	333 if (MayHaveBridgeAbove(Heads[i])) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	334 if (IsBridgeAbove(Heads[i])) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	335 TileIndex north_head = GetNorthernBridgeEnd(Heads[i]);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	336
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	337 if (direction == GetBridgeAxis(Heads[i])) return_cmd_error(STR_5007_MUST_DEMOLISH_BRIDGE_FIRST);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	338
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	339 if (z_start + TILE_HEIGHT == GetBridgeHeight(north_head)) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	340 return_cmd_error(STR_5007_MUST_DEMOLISH_BRIDGE_FIRST);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	341 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	342 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	343 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	344 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	345 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	346
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	347 /* do the drill? */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	348 if (flags & DC_EXEC) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	349 DiagDirection dir = AxisToDiagDir(direction);
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	350 Owner owner = (replace_bridge && IsTileOwner(tile_start, OWNER_TOWN)) ? OWNER_TOWN : _current_player;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	351
8530 6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	352 switch (transport_type) {
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	353 case TRANSPORT_RAIL:
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	354 MakeRailBridgeRamp(tile_start, owner, bridge_type, dir, railtype);
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	355 MakeRailBridgeRamp(tile_end, owner, bridge_type, ReverseDiagDir(dir), railtype);
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	356 break;
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	357
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	358 case TRANSPORT_ROAD:
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	359 MakeRoadBridgeRamp(tile_start, owner, bridge_type, dir, roadtypes);
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	360 MakeRoadBridgeRamp(tile_end, owner, bridge_type, ReverseDiagDir(dir), roadtypes);
6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	361 break;
8531 e1f4b0ce4884 (svn r12106) -Fix(r12105): Kill warnings and raise an error when the transport type is not supported belugas <belugas@openttd.org> parents: 8530 diff changeset	362
e1f4b0ce4884 (svn r12106) -Fix(r12105): Kill warnings and raise an error when the transport type is not supported belugas <belugas@openttd.org> parents: 8530 diff changeset	363 default:
e1f4b0ce4884 (svn r12106) -Fix(r12105): Kill warnings and raise an error when the transport type is not supported belugas <belugas@openttd.org> parents: 8530 diff changeset	364 NOT_REACHED();
e1f4b0ce4884 (svn r12106) -Fix(r12105): Kill warnings and raise an error when the transport type is not supported belugas <belugas@openttd.org> parents: 8530 diff changeset	365 break;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	366 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	367 MarkTileDirtyByTile(tile_start);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	368 MarkTileDirtyByTile(tile_end);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	369 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	370
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	371 delta = (direction == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	372 for (tile = tile_start + delta; tile != tile_end; tile += delta) {
8370 bf2daa4819d0 (svn r11936) -Fix: 'BRIDGE_TOO_LOW_FOR_TERRAIN'-check was wrong for steep slopes. frosch <frosch@openttd.org> parents: 8360 diff changeset	373 if (GetTileMaxZ(tile) > z_start) return_cmd_error(STR_BRIDGE_TOO_LOW_FOR_TERRAIN);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	374
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	375 if (MayHaveBridgeAbove(tile) && IsBridgeAbove(tile) && !replace_bridge) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	376 /* Disallow crossing bridges for the time being */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	377 return_cmd_error(STR_5007_MUST_DEMOLISH_BRIDGE_FIRST);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	378 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	379
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	380 switch (GetTileType(tile)) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	381 case MP_WATER:
7758 013f54f32e5e (svn r11303) -Fix: EnsureNoVehicle and EnsureNoVehicleOnGround were both used to check whether there was no vehicle on the ground, except that the former didn't take care of aircraft shadows. So now we only use EnsureNoVehicleOnGround. rubidium <rubidium@openttd.org> parents: 7739 diff changeset	382 if (!EnsureNoVehicleOnGround(tile)) return_cmd_error(STR_980E_SHIP_IN_THE_WAY);
8471 1e4ea519bfaf (svn r12042) -Fix [FS#1676]: Reimplement how rivers and canals are stored in the map, allowing the sea/river/canal status to also be peter1138 <peter1138@openttd.org> parents: 8413 diff changeset	383 if (!IsWater(tile) && !IsCoast(tile)) goto not_valid_below;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	384 break;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	385
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	386 case MP_RAILWAY:
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	387 if (!IsPlainRailTile(tile)) goto not_valid_below;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	388 break;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	389
7370 fba35a9abf79 (svn r10733) -Codechange: change MP_STREET into MP_ROAD as we use the word "road" everywhere except in the tile type. rubidium <rubidium@openttd.org> parents: 7335 diff changeset	390 case MP_ROAD:
8563 992fa65afba1 (svn r12141) -Codechange: Introduce IsNormalRoad[Tile](), IsRoadDepot[Tile]() and HasTileRoadType(); and use them. frosch <frosch@openttd.org> parents: 8549 diff changeset	391 if (IsRoadDepot(tile)) goto not_valid_below;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	392 break;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	393
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	394 case MP_TUNNELBRIDGE:
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	395 if (IsTunnel(tile)) break;
5930 a1fddb50c05c (svn r8567) -Feature: Allow upgrading bridges by building a new bridge over the top. (Based on a patch by gigajum) maedhros <maedhros@openttd.org> parents: 5852 diff changeset	396 if (replace_bridge) break;
8083 e02014b06c7f (svn r11644) -Codechange: merge some functions from tunnel_map.h and bridge_map.h into tunnelbridge_map.h smatz <smatz@openttd.org> parents: 8081 diff changeset	397 if (direction == DiagDirToAxis(GetTunnelBridgeDirection(tile))) goto not_valid_below;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	398 if (z_start < GetBridgeHeight(tile)) goto not_valid_below;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	399 break;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	400
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	401 case MP_UNMOVABLE:
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	402 if (!IsOwnedLand(tile)) goto not_valid_below;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	403 break;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	404
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	405 case MP_CLEAR:
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	406 break;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	407
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	408 default:
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	409 not_valid_below:;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	410 /* try and clear the middle landscape */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	411 ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	412 if (CmdFailed(ret)) return ret;
6950 d2846442a133 (svn r10205) -Codechange: refactor returning of cost, so it can be more easily modified. rubidium <rubidium@openttd.org> parents: 6943 diff changeset	413 cost.AddCost(ret);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	414 break;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	415 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	416
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	417 if (flags & DC_EXEC) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	418 SetBridgeMiddle(tile, direction);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	419 MarkTileDirtyByTile(tile);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	420 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	421 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	422
8530 6a0cdc5bc1b1 (svn r12105) -Codechange: Use TransportType instead of guessing what kind of bridge we are preparing to build belugas <belugas@openttd.org> parents: 8528 diff changeset	423 if (flags & DC_EXEC && transport_type == TRANSPORT_RAIL) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	424 Track track = AxisToTrack(direction);
8306 ea2c123b3655 (svn r11871) -Fix [FS#1074]: do not update signals after each tile when building/removing a large block of track/signals/station smatz <smatz@openttd.org> parents: 8300 diff changeset	425 AddSideToSignalBuffer(tile_start, INVALID_DIAGDIR, _current_player);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	426 YapfNotifyTrackLayoutChange(tile_start, track);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	427 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	428
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	429 /* for human player that builds the bridge he gets a selection to choose from bridges (DC_QUERY_COST)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	430 * It's unnecessary to execute this command every time for every bridge. So it is done only
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	431 * and cost is computed in "bridge_gui.c". For AI, Towns this has to be of course calculated
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	432 */
8590 0bbc9ad3a6a0 (svn r12171) -Fix [FS#609]: return correct bridge price for AI when DC_QUERY_COST is set (patch by Raimar Falke) smatz <smatz@openttd.org> parents: 8589 diff changeset	433 if (!(flags & DC_QUERY_COST) \|\| (IsValidPlayer(_current_player) && GetPlayer(_current_player)->is_ai)) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	434 bridge_len += 2; // begin and end tiles/ramps
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	435
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	436 if (IsValidPlayer(_current_player) && !_is_old_ai_player)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	437 bridge_len = CalcBridgeLenCostFactor(bridge_len);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	438
8491 cf57eb06b4d9 (svn r12066) -Codechange: Rename GetBridge for the more common GetBridgeSpec belugas <belugas@openttd.org> parents: 8489 diff changeset	439 cost.AddCost((int64)bridge_len * _price.build_bridge * GetBridgeSpec(bridge_type)->price >> 8);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	440 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	441
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	442 return cost;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	443 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	444
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	445
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	446 /** Build Tunnel.
6484 17fdaec13730 (svn r9665) -Documentation: Doxygen corrections,errors, corrections of corrections... belugas <belugas@openttd.org> parents: 6427 diff changeset	447 * @param start_tile start tile of tunnel
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	448 * @param flags type of operation
6661 5850ac8865e8 (svn r9892) -Codechange: lots of ground work for allowing multiple types of "road" with multiple owners on a single tile. rubidium <rubidium@openttd.org> parents: 6537 diff changeset	449 * @param p1 railtype or roadtypes. bit 9 set means road tunnel
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	450 * @param p2 unused
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	451 */
6943 fd42cb9816c6 (svn r10197) -Codechange: replace int32 with CommandCost where appropriate. rubidium <rubidium@openttd.org> parents: 6857 diff changeset	452 CommandCost CmdBuildTunnel(TileIndex start_tile, uint32 flags, uint32 p1, uint32 p2)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	453 {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	454 TileIndexDiff delta;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	455 TileIndex end_tile;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	456 DiagDirection direction;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	457 Slope start_tileh;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	458 Slope end_tileh;
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	459 TransportType transport_type = (TransportType)GB(p1, 9, 1);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	460 uint start_z;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	461 uint end_z;
8230 5b61305fcdd4 (svn r11793) -Codechange: pass the expense type via the CommandCost instead of a global variable. Patch by Noldo (FS#1114). rubidium <rubidium@openttd.org> parents: 8224 diff changeset	462 CommandCost cost(EXPENSES_CONSTRUCTION);
6943 fd42cb9816c6 (svn r10197) -Codechange: replace int32 with CommandCost where appropriate. rubidium <rubidium@openttd.org> parents: 6857 diff changeset	463 CommandCost ret;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	464
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	465 _build_tunnel_endtile = 0;
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	466 if (transport_type == TRANSPORT_RAIL) {
8236 d1191295967a (svn r11800) -Codechange: move some functions to a more logical location + some type safety. rubidium <rubidium@openttd.org> parents: 8232 diff changeset	467 if (!ValParamRailtype((RailType)p1)) return CMD_ERROR;
7857 707c26c48f4e (svn r11407) -Fix: do not allow building of tram-tracks when they are not available (SmatZ) truelight <truelight@openttd.org> parents: 7849 diff changeset	468 } else {
707c26c48f4e (svn r11407) -Fix: do not allow building of tram-tracks when they are not available (SmatZ) truelight <truelight@openttd.org> parents: 7849 diff changeset	469 const RoadTypes rts = (RoadTypes)GB(p1, 0, 3);
707c26c48f4e (svn r11407) -Fix: do not allow building of tram-tracks when they are not available (SmatZ) truelight <truelight@openttd.org> parents: 7849 diff changeset	470 if (!AreValidRoadTypes(rts) \|\| !HasRoadTypesAvail(_current_player, rts)) return CMD_ERROR;
6661 5850ac8865e8 (svn r9892) -Codechange: lots of ground work for allowing multiple types of "road" with multiple owners on a single tile. rubidium <rubidium@openttd.org> parents: 6537 diff changeset	471 }
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	472
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	473 start_tileh = GetTileSlope(start_tile, &start_z);
8413 5c456105e68a (svn r11983) -Codechange: Add some helper functions for slopes and use them. frosch <frosch@openttd.org> parents: 8398 diff changeset	474 direction = GetInclinedSlopeDirection(start_tileh);
5c456105e68a (svn r11983) -Codechange: Add some helper functions for slopes and use them. frosch <frosch@openttd.org> parents: 8398 diff changeset	475 if (direction == INVALID_DIAGDIR) return_cmd_error(STR_500B_SITE_UNSUITABLE_FOR_TUNNEL);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	476
8471 1e4ea519bfaf (svn r12042) -Fix [FS#1676]: Reimplement how rivers and canals are stored in the map, allowing the sea/river/canal status to also be peter1138 <peter1138@openttd.org> parents: 8413 diff changeset	477 if (IsWaterTile(start_tile)) return_cmd_error(STR_3807_CAN_T_BUILD_ON_WATER);
8385 df9c00eb5699 (svn r11955) -Fix (r11926): Prevent bridge and tunnel ends being placed on rivers. peter1138 <peter1138@openttd.org> parents: 8379 diff changeset	478
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	479 ret = DoCommand(start_tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	480 if (CmdFailed(ret)) return ret;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	481
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	482 /* XXX - do NOT change 'ret' in the loop, as it is used as the price
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	483 * for the clearing of the entrance of the tunnel. Assigning it to
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	484 * cost before the loop will yield different costs depending on start-
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	485 * position, because of increased-cost-by-length: 'cost += cost >> 3' */
6950 d2846442a133 (svn r10205) -Codechange: refactor returning of cost, so it can be more easily modified. rubidium <rubidium@openttd.org> parents: 6943 diff changeset	486
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	487 delta = TileOffsByDiagDir(direction);
7002 fa75522e0249 (svn r10258) -Codechange: as we are now using int64 all over the place, it's better to use int64 variables in the string generating too instead of packing them into two int32s. rubidium <rubidium@openttd.org> parents: 6992 diff changeset	488 DiagDirection tunnel_in_way_dir;
fa75522e0249 (svn r10258) -Codechange: as we are now using int64 all over the place, it's better to use int64 variables in the string generating too instead of packing them into two int32s. rubidium <rubidium@openttd.org> parents: 6992 diff changeset	489 if (OtherAxis(DiagDirToAxis(direction)) == AXIS_X) {
fa75522e0249 (svn r10258) -Codechange: as we are now using int64 all over the place, it's better to use int64 variables in the string generating too instead of packing them into two int32s. rubidium <rubidium@openttd.org> parents: 6992 diff changeset	490 tunnel_in_way_dir = (TileX(start_tile) < (MapMaxX() / 2)) ? DIAGDIR_SW : DIAGDIR_NE;
fa75522e0249 (svn r10258) -Codechange: as we are now using int64 all over the place, it's better to use int64 variables in the string generating too instead of packing them into two int32s. rubidium <rubidium@openttd.org> parents: 6992 diff changeset	491 } else {
fa75522e0249 (svn r10258) -Codechange: as we are now using int64 all over the place, it's better to use int64 variables in the string generating too instead of packing them into two int32s. rubidium <rubidium@openttd.org> parents: 6992 diff changeset	492 tunnel_in_way_dir = (TileY(start_tile) < (MapMaxX() / 2)) ? DIAGDIR_SE : DIAGDIR_NW;
fa75522e0249 (svn r10258) -Codechange: as we are now using int64 all over the place, it's better to use int64 variables in the string generating too instead of packing them into two int32s. rubidium <rubidium@openttd.org> parents: 6992 diff changeset	493 }
fa75522e0249 (svn r10258) -Codechange: as we are now using int64 all over the place, it's better to use int64 variables in the string generating too instead of packing them into two int32s. rubidium <rubidium@openttd.org> parents: 6992 diff changeset	494
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	495 end_tile = start_tile;
7095 cfd4d752ab7f (svn r10362) -Codechange: make tunnel costs less exponential for (very) long tunnels. rubidium <rubidium@openttd.org> parents: 7044 diff changeset	496
cfd4d752ab7f (svn r10362) -Codechange: make tunnel costs less exponential for (very) long tunnels. rubidium <rubidium@openttd.org> parents: 7044 diff changeset	497 /** Tile shift coeficient. Will decrease for very long tunnels to avoid exponential growth of price*/
cfd4d752ab7f (svn r10362) -Codechange: make tunnel costs less exponential for (very) long tunnels. rubidium <rubidium@openttd.org> parents: 7044 diff changeset	498 int tiles_coef = 3;
cfd4d752ab7f (svn r10362) -Codechange: make tunnel costs less exponential for (very) long tunnels. rubidium <rubidium@openttd.org> parents: 7044 diff changeset	499 /** Number of tiles from start of tunnel */
cfd4d752ab7f (svn r10362) -Codechange: make tunnel costs less exponential for (very) long tunnels. rubidium <rubidium@openttd.org> parents: 7044 diff changeset	500 int tiles = 0;
7308 45a7fdc97647 (svn r10660) -Codechange: simplified tunnel cost algorithm (bilbo) truelight <truelight@openttd.org> parents: 7266 diff changeset	501 /** Number of tiles at which the cost increase coefficient per tile is halved */
45a7fdc97647 (svn r10660) -Codechange: simplified tunnel cost algorithm (bilbo) truelight <truelight@openttd.org> parents: 7266 diff changeset	502 int tiles_bump = 25;
7095 cfd4d752ab7f (svn r10362) -Codechange: make tunnel costs less exponential for (very) long tunnels. rubidium <rubidium@openttd.org> parents: 7044 diff changeset	503
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	504 for (;;) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	505 end_tile += delta;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	506 end_tileh = GetTileSlope(end_tile, &end_z);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	507
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	508 if (start_z == end_z) break;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	509
7002 fa75522e0249 (svn r10258) -Codechange: as we are now using int64 all over the place, it's better to use int64 variables in the string generating too instead of packing them into two int32s. rubidium <rubidium@openttd.org> parents: 6992 diff changeset	510 if (!_cheats.crossing_tunnels.value && IsTunnelInWayDir(end_tile, start_z, tunnel_in_way_dir)) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	511 return_cmd_error(STR_5003_ANOTHER_TUNNEL_IN_THE_WAY);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	512 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	513
7095 cfd4d752ab7f (svn r10362) -Codechange: make tunnel costs less exponential for (very) long tunnels. rubidium <rubidium@openttd.org> parents: 7044 diff changeset	514 tiles++;
7308 45a7fdc97647 (svn r10660) -Codechange: simplified tunnel cost algorithm (bilbo) truelight <truelight@openttd.org> parents: 7266 diff changeset	515 if (tiles == tiles_bump) {
45a7fdc97647 (svn r10660) -Codechange: simplified tunnel cost algorithm (bilbo) truelight <truelight@openttd.org> parents: 7266 diff changeset	516 tiles_coef++;
45a7fdc97647 (svn r10660) -Codechange: simplified tunnel cost algorithm (bilbo) truelight <truelight@openttd.org> parents: 7266 diff changeset	517 tiles_bump *= 2;
45a7fdc97647 (svn r10660) -Codechange: simplified tunnel cost algorithm (bilbo) truelight <truelight@openttd.org> parents: 7266 diff changeset	518 }
7095 cfd4d752ab7f (svn r10362) -Codechange: make tunnel costs less exponential for (very) long tunnels. rubidium <rubidium@openttd.org> parents: 7044 diff changeset	519
6950 d2846442a133 (svn r10205) -Codechange: refactor returning of cost, so it can be more easily modified. rubidium <rubidium@openttd.org> parents: 6943 diff changeset	520 cost.AddCost(_price.build_tunnel);
7095 cfd4d752ab7f (svn r10362) -Codechange: make tunnel costs less exponential for (very) long tunnels. rubidium <rubidium@openttd.org> parents: 7044 diff changeset	521 cost.AddCost(cost.GetCost() >> tiles_coef); // add a multiplier for longer tunnels
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	522 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	523
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	524 /* Add the cost of the entrance */
6950 d2846442a133 (svn r10205) -Codechange: refactor returning of cost, so it can be more easily modified. rubidium <rubidium@openttd.org> parents: 6943 diff changeset	525 cost.AddCost(_price.build_tunnel);
d2846442a133 (svn r10205) -Codechange: refactor returning of cost, so it can be more easily modified. rubidium <rubidium@openttd.org> parents: 6943 diff changeset	526 cost.AddCost(ret);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	527
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	528 /* if the command fails from here on we want the end tile to be highlighted */
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	529 _build_tunnel_endtile = end_tile;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	530
8471 1e4ea519bfaf (svn r12042) -Fix [FS#1676]: Reimplement how rivers and canals are stored in the map, allowing the sea/river/canal status to also be peter1138 <peter1138@openttd.org> parents: 8413 diff changeset	531 if (IsWaterTile(end_tile)) return_cmd_error(STR_3807_CAN_T_BUILD_ON_WATER);
8385 df9c00eb5699 (svn r11955) -Fix (r11926): Prevent bridge and tunnel ends being placed on rivers. peter1138 <peter1138@openttd.org> parents: 8379 diff changeset	532
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	533 /* slope of end tile must be complementary to the slope of the start tile */
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	534 if (end_tileh != ComplementSlope(start_tileh)) {
7677 27b41a7a9258 (svn r11208) -Fix [FS#1300]: tunnel excavation could disown somebody elses owned land. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7601 diff changeset	535 /* Check if there is a structure on the terraformed tile. Do not add the cost, that will be done by the terraforming */
27b41a7a9258 (svn r11208) -Fix [FS#1300]: tunnel excavation could disown somebody elses owned land. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7601 diff changeset	536 ret = DoCommand(end_tile, 0, 0, DC_AUTO, CMD_LANDSCAPE_CLEAR);
27b41a7a9258 (svn r11208) -Fix [FS#1300]: tunnel excavation could disown somebody elses owned land. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7601 diff changeset	537 if (CmdFailed(ret)) return_cmd_error(STR_5005_UNABLE_TO_EXCAVATE_LAND);
7042 6ce0b3b18d8e (svn r10306) -Fix [FS#890]: the fix in r10219 was not enough to stop this bug from happening. rubidium <rubidium@openttd.org> parents: 7003 diff changeset	538
7677 27b41a7a9258 (svn r11208) -Fix [FS#1300]: tunnel excavation could disown somebody elses owned land. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7601 diff changeset	539 ret = DoCommand(end_tile, end_tileh & start_tileh, 0, flags, CMD_TERRAFORM_LAND);
27b41a7a9258 (svn r11208) -Fix [FS#1300]: tunnel excavation could disown somebody elses owned land. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7601 diff changeset	540 if (CmdFailed(ret)) return_cmd_error(STR_5005_UNABLE_TO_EXCAVATE_LAND);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	541 } else {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	542 ret = DoCommand(end_tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	543 if (CmdFailed(ret)) return ret;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	544 }
6950 d2846442a133 (svn r10205) -Codechange: refactor returning of cost, so it can be more easily modified. rubidium <rubidium@openttd.org> parents: 6943 diff changeset	545 cost.AddCost(_price.build_tunnel);
d2846442a133 (svn r10205) -Codechange: refactor returning of cost, so it can be more easily modified. rubidium <rubidium@openttd.org> parents: 6943 diff changeset	546 cost.AddCost(ret);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	547
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	548 if (flags & DC_EXEC) {
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	549 if (transport_type == TRANSPORT_RAIL) {
5587 c44c070c5032 (svn r8038) -Merge: the cpp branch. Effort of KUDr, Celestar, glx, Smoovius, stillunknown and pv2b. rubidium <rubidium@openttd.org> parents: 5584 diff changeset	550 MakeRailTunnel(start_tile, _current_player, direction, (RailType)GB(p1, 0, 4));
c44c070c5032 (svn r8038) -Merge: the cpp branch. Effort of KUDr, Celestar, glx, Smoovius, stillunknown and pv2b. rubidium <rubidium@openttd.org> parents: 5584 diff changeset	551 MakeRailTunnel(end_tile, _current_player, ReverseDiagDir(direction), (RailType)GB(p1, 0, 4));
8306 ea2c123b3655 (svn r11871) -Fix [FS#1074]: do not update signals after each tile when building/removing a large block of track/signals/station smatz <smatz@openttd.org> parents: 8300 diff changeset	552 AddSideToSignalBuffer(start_tile, INVALID_DIAGDIR, _current_player);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	553 YapfNotifyTrackLayoutChange(start_tile, AxisToTrack(DiagDirToAxis(direction)));
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	554 } else {
6663 9891bf71d5f0 (svn r9894) -Fix (r9892): catenary was drawn on road bridges ;) rubidium <rubidium@openttd.org> parents: 6661 diff changeset	555 MakeRoadTunnel(start_tile, _current_player, direction, (RoadTypes)GB(p1, 0, 3));
9891bf71d5f0 (svn r9894) -Fix (r9892): catenary was drawn on road bridges ;) rubidium <rubidium@openttd.org> parents: 6661 diff changeset	556 MakeRoadTunnel(end_tile, _current_player, ReverseDiagDir(direction), (RoadTypes)GB(p1, 0, 3));
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	557 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	558 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	559
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	560 return cost;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	561 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	562
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	563
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	564 static inline bool CheckAllowRemoveTunnelBridge(TileIndex tile)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	565 {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	566 /* Floods can remove anything as well as the scenario editor */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	567 if (_current_player == OWNER_WATER \|\| _game_mode == GM_EDITOR) return true;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	568 /* Obviously if the bridge/tunnel belongs to us, or no-one, we can remove it */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	569 if (CheckTileOwnership(tile) \|\| IsTileOwner(tile, OWNER_NONE)) return true;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	570 /* Otherwise we can only remove town-owned stuff with extra patch-settings, or cheat */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	571 if (IsTileOwner(tile, OWNER_TOWN) && (_patches.extra_dynamite \|\| _cheats.magic_bulldozer.value)) return true;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	572 return false;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	573 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	574
6943 fd42cb9816c6 (svn r10197) -Codechange: replace int32 with CommandCost where appropriate. rubidium <rubidium@openttd.org> parents: 6857 diff changeset	575 static CommandCost DoClearTunnel(TileIndex tile, uint32 flags)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	576 {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	577 Town *t = NULL;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	578 TileIndex endtile;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	579
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	580 if (!CheckAllowRemoveTunnelBridge(tile)) return CMD_ERROR;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	581
8072 0cba7093ca14 (svn r11633) -Codechange: merge CheckTunnelEmpty and IsVehicleOnBridge into GetVehicleTunnelBridge smatz <smatz@openttd.org> parents: 8043 diff changeset	582 endtile = GetOtherTunnelEnd(tile);
0cba7093ca14 (svn r11633) -Codechange: merge CheckTunnelEmpty and IsVehicleOnBridge into GetVehicleTunnelBridge smatz <smatz@openttd.org> parents: 8043 diff changeset	583
0cba7093ca14 (svn r11633) -Codechange: merge CheckTunnelEmpty and IsVehicleOnBridge into GetVehicleTunnelBridge smatz <smatz@openttd.org> parents: 8043 diff changeset	584 if (GetVehicleTunnelBridge(tile, endtile) != NULL) return CMD_ERROR;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	585
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	586 _build_tunnel_endtile = endtile;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	587
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	588 if (IsTileOwner(tile, OWNER_TOWN) && _game_mode != GM_EDITOR) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	589 t = ClosestTownFromTile(tile, (uint)-1); // town penalty rating
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	590
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	591 /* Check if you are allowed to remove the tunnel owned by a town
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	592 * Removal depends on difficulty settings */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	593 if (!CheckforTownRating(flags, t, TUNNELBRIDGE_REMOVE)) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	594 SetDParam(0, t->index);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	595 return_cmd_error(STR_2009_LOCAL_AUTHORITY_REFUSES);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	596 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	597 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	598
8232 cca79a4335e0 (svn r11795) -Fix [FS#1616]: take town rating into account when testing if a command can be executed. glx <glx@openttd.org> parents: 8230 diff changeset	599 /* checks if the owner is town then decrease town rating by RATING_TUNNEL_BRIDGE_DOWN_STEP until
cca79a4335e0 (svn r11795) -Fix [FS#1616]: take town rating into account when testing if a command can be executed. glx <glx@openttd.org> parents: 8230 diff changeset	600 * you have a "Poor" (0) town rating */
cca79a4335e0 (svn r11795) -Fix [FS#1616]: take town rating into account when testing if a command can be executed. glx <glx@openttd.org> parents: 8230 diff changeset	601 if (IsTileOwner(tile, OWNER_TOWN) && _game_mode != GM_EDITOR) {
cca79a4335e0 (svn r11795) -Fix [FS#1616]: take town rating into account when testing if a command can be executed. glx <glx@openttd.org> parents: 8230 diff changeset	602 ChangeTownRating(t, RATING_TUNNEL_BRIDGE_DOWN_STEP, RATING_TUNNEL_BRIDGE_MINIMUM);
cca79a4335e0 (svn r11795) -Fix [FS#1616]: take town rating into account when testing if a command can be executed. glx <glx@openttd.org> parents: 8230 diff changeset	603 }
cca79a4335e0 (svn r11795) -Fix [FS#1616]: take town rating into account when testing if a command can be executed. glx <glx@openttd.org> parents: 8230 diff changeset	604
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	605 if (flags & DC_EXEC) {
8300 ae1baac75172 (svn r11864) -Codechange: pass owner whose signals we will update instead of complex detection later smatz <smatz@openttd.org> parents: 8297 diff changeset	606 if (GetTunnelBridgeTransportType(tile) == TRANSPORT_RAIL) {
ae1baac75172 (svn r11864) -Codechange: pass owner whose signals we will update instead of complex detection later smatz <smatz@openttd.org> parents: 8297 diff changeset	607 /* We first need to request values before calling DoClearSquare */
ae1baac75172 (svn r11864) -Codechange: pass owner whose signals we will update instead of complex detection later smatz <smatz@openttd.org> parents: 8297 diff changeset	608 DiagDirection dir = GetTunnelBridgeDirection(tile);
ae1baac75172 (svn r11864) -Codechange: pass owner whose signals we will update instead of complex detection later smatz <smatz@openttd.org> parents: 8297 diff changeset	609 Owner owner = GetTileOwner(tile);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	610
8300 ae1baac75172 (svn r11864) -Codechange: pass owner whose signals we will update instead of complex detection later smatz <smatz@openttd.org> parents: 8297 diff changeset	611 DoClearSquare(tile);
ae1baac75172 (svn r11864) -Codechange: pass owner whose signals we will update instead of complex detection later smatz <smatz@openttd.org> parents: 8297 diff changeset	612 DoClearSquare(endtile);
8297 6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	613
8300 ae1baac75172 (svn r11864) -Codechange: pass owner whose signals we will update instead of complex detection later smatz <smatz@openttd.org> parents: 8297 diff changeset	614 /* cannot use INVALID_DIAGDIR for signal update because the tunnel doesn't exist anymore */
8306 ea2c123b3655 (svn r11871) -Fix [FS#1074]: do not update signals after each tile when building/removing a large block of track/signals/station smatz <smatz@openttd.org> parents: 8300 diff changeset	615 AddSideToSignalBuffer(tile, ReverseDiagDir(dir), owner);
ea2c123b3655 (svn r11871) -Fix [FS#1074]: do not update signals after each tile when building/removing a large block of track/signals/station smatz <smatz@openttd.org> parents: 8300 diff changeset	616 AddSideToSignalBuffer(endtile, dir, owner);
8297 6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	617
6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	618 Track track = AxisToTrack(DiagDirToAxis(dir));
6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	619 YapfNotifyTrackLayoutChange(tile, track);
6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	620 YapfNotifyTrackLayoutChange(endtile, track);
8300 ae1baac75172 (svn r11864) -Codechange: pass owner whose signals we will update instead of complex detection later smatz <smatz@openttd.org> parents: 8297 diff changeset	621 } else {
ae1baac75172 (svn r11864) -Codechange: pass owner whose signals we will update instead of complex detection later smatz <smatz@openttd.org> parents: 8297 diff changeset	622 DoClearSquare(tile);
ae1baac75172 (svn r11864) -Codechange: pass owner whose signals we will update instead of complex detection later smatz <smatz@openttd.org> parents: 8297 diff changeset	623 DoClearSquare(endtile);
8297 6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	624 }
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	625 }
8398 a6304b304752 (svn r11968) -Codechange: remove redundant FindLengthOfTunnel(), use GetTunnelBridgeLength() and/or GetOtherTunnelEnd() instead smatz <smatz@openttd.org> parents: 8390 diff changeset	626 return CommandCost(EXPENSES_CONSTRUCTION, _price.clear_tunnel * (GetTunnelBridgeLength(tile, endtile) + 2));
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	627 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	628
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	629
6943 fd42cb9816c6 (svn r10197) -Codechange: replace int32 with CommandCost where appropriate. rubidium <rubidium@openttd.org> parents: 6857 diff changeset	630 static CommandCost DoClearBridge(TileIndex tile, uint32 flags)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	631 {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	632 DiagDirection direction;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	633 TileIndexDiff delta;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	634 TileIndex endtile;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	635 Town *t = NULL;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	636
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	637 if (!CheckAllowRemoveTunnelBridge(tile)) return CMD_ERROR;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	638
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	639 endtile = GetOtherBridgeEnd(tile);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	640
8072 0cba7093ca14 (svn r11633) -Codechange: merge CheckTunnelEmpty and IsVehicleOnBridge into GetVehicleTunnelBridge smatz <smatz@openttd.org> parents: 8043 diff changeset	641 if (GetVehicleTunnelBridge(tile, endtile) != NULL) return CMD_ERROR;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	642
8083 e02014b06c7f (svn r11644) -Codechange: merge some functions from tunnel_map.h and bridge_map.h into tunnelbridge_map.h smatz <smatz@openttd.org> parents: 8081 diff changeset	643 direction = GetTunnelBridgeDirection(tile);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	644 delta = TileOffsByDiagDir(direction);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	645
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	646 if (IsTileOwner(tile, OWNER_TOWN) && _game_mode != GM_EDITOR) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	647 t = ClosestTownFromTile(tile, (uint)-1); // town penalty rating
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	648
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	649 /* Check if you are allowed to remove the bridge owned by a town
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	650 * Removal depends on difficulty settings */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	651 if (!CheckforTownRating(flags, t, TUNNELBRIDGE_REMOVE)) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	652 SetDParam(0, t->index);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	653 return_cmd_error(STR_2009_LOCAL_AUTHORITY_REFUSES);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	654 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	655 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	656
8232 cca79a4335e0 (svn r11795) -Fix [FS#1616]: take town rating into account when testing if a command can be executed. glx <glx@openttd.org> parents: 8230 diff changeset	657 /* checks if the owner is town then decrease town rating by RATING_TUNNEL_BRIDGE_DOWN_STEP until
cca79a4335e0 (svn r11795) -Fix [FS#1616]: take town rating into account when testing if a command can be executed. glx <glx@openttd.org> parents: 8230 diff changeset	658 * you have a "Poor" (0) town rating */
cca79a4335e0 (svn r11795) -Fix [FS#1616]: take town rating into account when testing if a command can be executed. glx <glx@openttd.org> parents: 8230 diff changeset	659 if (IsTileOwner(tile, OWNER_TOWN) && _game_mode != GM_EDITOR) {
cca79a4335e0 (svn r11795) -Fix [FS#1616]: take town rating into account when testing if a command can be executed. glx <glx@openttd.org> parents: 8230 diff changeset	660 ChangeTownRating(t, RATING_TUNNEL_BRIDGE_DOWN_STEP, RATING_TUNNEL_BRIDGE_MINIMUM);
cca79a4335e0 (svn r11795) -Fix [FS#1616]: take town rating into account when testing if a command can be executed. glx <glx@openttd.org> parents: 8230 diff changeset	661 }
cca79a4335e0 (svn r11795) -Fix [FS#1616]: take town rating into account when testing if a command can be executed. glx <glx@openttd.org> parents: 8230 diff changeset	662
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	663 if (flags & DC_EXEC) {
8297 6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	664 /* read this value before actual removal of bridge */
6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	665 bool rail = GetTunnelBridgeTransportType(tile) == TRANSPORT_RAIL;
8300 ae1baac75172 (svn r11864) -Codechange: pass owner whose signals we will update instead of complex detection later smatz <smatz@openttd.org> parents: 8297 diff changeset	666 Owner owner = GetTileOwner(tile);
8589 86a968000cc9 (svn r12170) -Fix: do not draw trees along road and street lights under low bridges (spotted by _minime_) smatz <smatz@openttd.org> parents: 8563 diff changeset	667 uint height = GetBridgeHeight(tile);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	668
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	669 DoClearSquare(tile);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	670 DoClearSquare(endtile);
8297 6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	671 for (TileIndex c = tile + delta; c != endtile; c += delta) {
8589 86a968000cc9 (svn r12170) -Fix: do not draw trees along road and street lights under low bridges (spotted by _minime_) smatz <smatz@openttd.org> parents: 8563 diff changeset	672 /* do not let trees appear from 'nowhere' after removing bridge */
86a968000cc9 (svn r12170) -Fix: do not draw trees along road and street lights under low bridges (spotted by _minime_) smatz <smatz@openttd.org> parents: 8563 diff changeset	673 if (IsNormalRoadTile(c) && GetRoadside(c) == ROADSIDE_TREES) {
86a968000cc9 (svn r12170) -Fix: do not draw trees along road and street lights under low bridges (spotted by _minime_) smatz <smatz@openttd.org> parents: 8563 diff changeset	674 uint minz = GetTileMaxZ(c) + 3 * TILE_HEIGHT;
86a968000cc9 (svn r12170) -Fix: do not draw trees along road and street lights under low bridges (spotted by _minime_) smatz <smatz@openttd.org> parents: 8563 diff changeset	675 if (height < minz) SetRoadside(c, ROADSIDE_PAVED);
86a968000cc9 (svn r12170) -Fix: do not draw trees along road and street lights under low bridges (spotted by _minime_) smatz <smatz@openttd.org> parents: 8563 diff changeset	676 }
8297 6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	677 ClearBridgeMiddle(c);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	678 MarkTileDirtyByTile(c);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	679 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	680
8297 6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	681 if (rail) {
8300 ae1baac75172 (svn r11864) -Codechange: pass owner whose signals we will update instead of complex detection later smatz <smatz@openttd.org> parents: 8297 diff changeset	682 /* cannot use INVALID_DIAGDIR for signal update because the bridge doesn't exist anymore */
8306 ea2c123b3655 (svn r11871) -Fix [FS#1074]: do not update signals after each tile when building/removing a large block of track/signals/station smatz <smatz@openttd.org> parents: 8300 diff changeset	683 AddSideToSignalBuffer(tile, ReverseDiagDir(direction), owner);
ea2c123b3655 (svn r11871) -Fix [FS#1074]: do not update signals after each tile when building/removing a large block of track/signals/station smatz <smatz@openttd.org> parents: 8300 diff changeset	684 AddSideToSignalBuffer(endtile, direction, owner);
8297 6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	685
6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	686 Track track = AxisToTrack(DiagDirToAxis(direction));
6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	687 YapfNotifyTrackLayoutChange(tile, track);
6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	688 YapfNotifyTrackLayoutChange(endtile, track);
6556baf1d76d (svn r11861) -Fix: do not call rail specific functions when removing road tunnel/bridge smatz <smatz@openttd.org> parents: 8264 diff changeset	689 }
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	690 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	691
8398 a6304b304752 (svn r11968) -Codechange: remove redundant FindLengthOfTunnel(), use GetTunnelBridgeLength() and/or GetOtherTunnelEnd() instead smatz <smatz@openttd.org> parents: 8390 diff changeset	692 return CommandCost(EXPENSES_CONSTRUCTION, (GetTunnelBridgeLength(tile, endtile) + 2) * _price.clear_bridge);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	693 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	694
6943 fd42cb9816c6 (svn r10197) -Codechange: replace int32 with CommandCost where appropriate. rubidium <rubidium@openttd.org> parents: 6857 diff changeset	695 static CommandCost ClearTile_TunnelBridge(TileIndex tile, byte flags)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	696 {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	697 if (IsTunnel(tile)) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	698 if (flags & DC_AUTO) return_cmd_error(STR_5006_MUST_DEMOLISH_TUNNEL_FIRST);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	699 return DoClearTunnel(tile, flags);
8390 381a22f19287 (svn r11960) -Cleanup: simplify some IsTunnel(Tile) / IsBridge(Tile) conditions smatz <smatz@openttd.org> parents: 8385 diff changeset	700 } else { // IsBridge(tile)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	701 if (flags & DC_AUTO) return_cmd_error(STR_5007_MUST_DEMOLISH_BRIDGE_FIRST);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	702 return DoClearBridge(tile, flags);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	703 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	704
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	705 return CMD_ERROR;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	706 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	707
6368 4e4f7827e7ed (svn r9425) -Codechange/Fix (FS#689): Housekeeping in the convert rail functions: Changed the order of error checks to generate more meaningful error messages, added some doxygen comments and replaced bitshifting by proper mathematical operations celestar <celestar@openttd.org> parents: 6357 diff changeset	708 /**
7728 6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	709 * Draws the pillars under high bridges.
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	710 *
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	711 * @param psid Image and palette of a bridge pillar.
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	712 * @param ti #TileInfo of current bridge-middle-tile.
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	713 * @param axis Orientation of bridge.
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	714 * @param type Bridge type.
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	715 * @param x Sprite X position of front pillar.
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	716 * @param y Sprite Y position of front pillar.
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	717 * @param z_bridge Absolute height of bridge bottom.
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	718 */
8532 b3bd4f1ed981 (svn r12107) -Codechange: Add and use the typedef BridgeType belugas <belugas@openttd.org> parents: 8531 diff changeset	719 static void DrawBridgePillars(const PalSpriteID psid, const TileInfo ti, Axis axis, BridgeType type, int x, int y, int z_bridge)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	720 {
5668 3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	721 SpriteID image = psid->sprite;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	722 if (image != 0) {
8491 cf57eb06b4d9 (svn r12066) -Codechange: Rename GetBridge for the more common GetBridgeSpec belugas <belugas@openttd.org> parents: 8489 diff changeset	723 bool drawfarpillar = !HasBit(GetBridgeSpec(type)->flags, 0);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	724
7728 6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	725 /* "side" specifies the side the pillars stand on.
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	726 * The length of the pillars is then set to the height of the bridge over the corners of this edge.
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	727 *
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	728 * axis==AXIS_X axis==AXIS_Y
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	729 * side==false SW NW
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	730 * side==true NE SE
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	731 *
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	732 * I have no clue, why this was done this way.
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	733 */
7928 4e8dfd103163 (svn r11481) -Codechange: Rename the HASBIT function to fit with the naming style skidd13 <skidd13@openttd.org> parents: 7923 diff changeset	734 bool side = HasBit(image, 0);
7728 6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	735
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	736 /* "dir" means the edge the pillars stand on */
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	737 DiagDirection dir = AxisToDiagDir(axis);
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	738 if (side != (axis == AXIS_Y)) dir = ReverseDiagDir(dir);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	739
7728 6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	740 /* Determine ground height under pillars */
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	741 int front_height = ti->z;
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	742 int back_height = ti->z;
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	743 GetSlopeZOnEdge(ti->tileh, dir, &front_height, &back_height);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	744
7728 6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	745 /* x and y size of bounding-box of pillars */
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	746 int w = (axis == AXIS_X ? 16 : 2);
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	747 int h = (axis == AXIS_X ? 2 : 16);
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	748 /* sprite position of back facing pillar */
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	749 int x_back = x - (axis == AXIS_X ? 0 : 9);
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	750 int y_back = y - (axis == AXIS_X ? 9 : 0);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	751
7728 6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	752 for (int cur_z = z_bridge; cur_z >= front_height \|\| cur_z >= back_height; cur_z -= TILE_HEIGHT) {
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	753 /* Draw front facing pillar */
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	754 if (cur_z >= front_height) {
7849 e6ee8bfd9045 (svn r11399) -Feature(ette): transparency settings can now be saved and thus remembered. belugas <belugas@openttd.org> parents: 7845 diff changeset	755 AddSortableSpriteToDraw(image, psid->pal, x, y, w, h, BB_HEIGHT_UNDER_BRIDGE - 5, cur_z, IsTransparencySet(TO_BRIDGES), 0, 0, -5);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	756 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	757
7728 6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	758 /* Draw back facing pillar, but not the highest part directly under the bridge-floor */
6f07e415b521 (svn r11263) -Codechange: Reduce code duplication between DrawBridgePillars and HasFoundation{NW\|NE}. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7697 diff changeset	759 if (drawfarpillar && cur_z >= back_height && cur_z < z_bridge - TILE_HEIGHT) {
7849 e6ee8bfd9045 (svn r11399) -Feature(ette): transparency settings can now be saved and thus remembered. belugas <belugas@openttd.org> parents: 7845 diff changeset	760 AddSortableSpriteToDraw(image, psid->pal, x_back, y_back, w, h, BB_HEIGHT_UNDER_BRIDGE - 5, cur_z, IsTransparencySet(TO_BRIDGES), 0, 0, -5);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	761 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	762 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	763 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	764 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	765
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	766 /**
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	767 * Draws the trambits over an already drawn (lower end) of a bridge.
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	768 * @param x the x of the bridge
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	769 * @param y the y of the bridge
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	770 * @param z the z of the bridge
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	771 * @param offset number representing whether to level or sloped and the direction
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	772 * @param overlay do we want to still see the road?
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	773 */
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	774 static void DrawBridgeTramBits(int x, int y, byte z, int offset, bool overlay)
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	775 {
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	776 static const SpriteID tram_offsets[2][6] = { { 107, 108, 109, 110, 111, 112 }, { 4, 5, 15, 16, 17, 18 } };
7249 85c69a7a5aa4 (svn r10549) -Fix [FS#1031]: wrong tram catenary poles drawn in some bridge directions. rubidium <rubidium@openttd.org> parents: 7095 diff changeset	777 static const SpriteID back_offsets[6] = { 95, 96, 99, 102, 100, 101 };
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	778 static const SpriteID front_offsets[6] = { 97, 98, 103, 106, 104, 105 };
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	779
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	780 static const uint size_x[6] = { 1, 16, 16, 1, 16, 1 };
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	781 static const uint size_y[6] = { 16, 1, 1, 16, 1, 16 };
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	782 static const uint front_bb_offset_x[6] = { 15, 0, 0, 15, 0, 15 };
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	783 static const uint front_bb_offset_y[6] = { 0, 15, 15, 0, 15, 0 };
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	784
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	785 /* The sprites under the vehicles are drawn as SpriteCombine. StartSpriteCombine() has already been called
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	786 * The bounding boxes here are the same as for bridge front/roof */
7849 e6ee8bfd9045 (svn r11399) -Feature(ette): transparency settings can now be saved and thus remembered. belugas <belugas@openttd.org> parents: 7845 diff changeset	787 AddSortableSpriteToDraw(SPR_TRAMWAY_BASE + tram_offsets[overlay][offset], PAL_NONE, x, y, size_x[offset], size_y[offset], 0x28, z, IsTransparencySet(TO_BRIDGES));
6699 323f494a7076 (svn r9931) -Fix: some glitches with catenary and bridges. rubidium <rubidium@openttd.org> parents: 6691 diff changeset	788
8528 58090cf32d23 (svn r12103) -Feature(tte): separate catenary transparency settings from building transparency settings smatz <smatz@openttd.org> parents: 8519 diff changeset	789 AddSortableSpriteToDraw(SPR_TRAMWAY_BASE + back_offsets[offset], PAL_NONE, x, y, size_x[offset], size_y[offset], 0x28, z, IsTransparencySet(TO_CATENARY));
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	790
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	791 /* Start a new SpriteCombine for the front part */
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	792 EndSpriteCombine();
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	793 StartSpriteCombine();
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	794
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	795 /* For sloped sprites the bounding box needs to be higher, as the pylons stop on a higher point */
8528 58090cf32d23 (svn r12103) -Feature(tte): separate catenary transparency settings from building transparency settings smatz <smatz@openttd.org> parents: 8519 diff changeset	796 AddSortableSpriteToDraw(SPR_TRAMWAY_BASE + front_offsets[offset], PAL_NONE, x, y, size_x[offset] + front_bb_offset_x[offset], size_y[offset] + front_bb_offset_y[offset], 0x28, z, IsTransparencySet(TO_CATENARY), front_bb_offset_x[offset], front_bb_offset_y[offset]);
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	797 }
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	798
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	799 /**
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	800 * Draws a tunnel of bridge tile.
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	801 * For tunnels, this is rather simple, as you only needa draw the entrance.
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	802 * Bridges are a bit more complex. base_offset is where the sprite selection comes into play
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	803 * and it works a bit like a bitmask.<p> For bridge heads:
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	804 * @param ti TileInfo of the structure to draw
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	805 * <ul><li>Bit 0: direction</li>
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	806 * <li>Bit 1: northern or southern heads</li>
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	807 * <li>Bit 2: Set if the bridge head is sloped</li>
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	808 * <li>Bit 3 and more: Railtype Specific subset</li>
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	809 * </ul>
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	810 * Please note that in this code, "roads" are treated as railtype 1, whilst the real railtypes are 0, 2 and 3
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	811 */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	812 static void DrawTile_TunnelBridge(TileInfo *ti)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	813 {
5668 3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	814 SpriteID image;
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	815 TransportType transport_type = GetTunnelBridgeTransportType(ti->tile);
8548 f19f2719271b (svn r12126) -Codechange: Use a variable instead of calling the same function a few times belugas <belugas@openttd.org> parents: 8540 diff changeset	816 DiagDirection tunnelbridge_direction = GetTunnelBridgeDirection(ti->tile);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	817
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	818 if (IsTunnel(ti->tile)) {
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	819 /* Front view of tunnel bounding boxes:
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	820 *
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	821 * 122223 <- BB_Z_SEPARATOR
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	822 * 1 3
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	823 * 1 3 1,3 = empty helper BB
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	824 * 1 3 2 = SpriteCombine of tunnel-roof and catenary (tram & elrail)
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	825 *
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	826 */
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	827
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	828 static const int _tunnel_BB[4][12] = {
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	829 /* tunnnel-roof \| Z-separator \| tram-catenary
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	830 * w h bb_x bb_y\| x y w h \|bb_x bb_y w h */
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	831 { 1, 0, -15, -14, 0, 15, 16, 1, 0, 1, 16, 15 }, // NE
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	832 { 0, 1, -14, -15, 15, 0, 1, 16, 1, 0, 15, 16 }, // SE
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	833 { 1, 0, -15, -14, 0, 15, 16, 1, 0, 1, 16, 15 }, // SW
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	834 { 0, 1, -14, -15, 15, 0, 1, 16, 1, 0, 15, 16 }, // NW
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	835 };
8548 f19f2719271b (svn r12126) -Codechange: Use a variable instead of calling the same function a few times belugas <belugas@openttd.org> parents: 8540 diff changeset	836 const int *BB_data = _tunnel_BB[tunnelbridge_direction];
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	837
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	838 bool catenary = false;
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	839
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	840 if (transport_type == TRANSPORT_RAIL) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	841 image = GetRailTypeInfo(GetRailType(ti->tile))->base_sprites.tunnel;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	842 } else {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	843 image = SPR_TUNNEL_ENTRY_REAR_ROAD;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	844 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	845
8083 e02014b06c7f (svn r11644) -Codechange: merge some functions from tunnel_map.h and bridge_map.h into tunnelbridge_map.h smatz <smatz@openttd.org> parents: 8081 diff changeset	846 if (HasTunnelBridgeSnowOrDesert(ti->tile)) image += 32;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	847
8548 f19f2719271b (svn r12126) -Codechange: Use a variable instead of calling the same function a few times belugas <belugas@openttd.org> parents: 8540 diff changeset	848 image += tunnelbridge_direction * 2;
5668 3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	849 DrawGroundSprite(image, PAL_NONE);
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	850 if (transport_type == TRANSPORT_ROAD) {
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	851 RoadTypes rts = GetRoadTypes(ti->tile);
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	852
7928 4e8dfd103163 (svn r11481) -Codechange: Rename the HASBIT function to fit with the naming style skidd13 <skidd13@openttd.org> parents: 7923 diff changeset	853 if (HasBit(rts, ROADTYPE_TRAM)) {
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	854 static const SpriteID tunnel_sprites[2][4] = { { 28, 78, 79, 27 }, { 5, 76, 77, 4 } };
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	855
8548 f19f2719271b (svn r12126) -Codechange: Use a variable instead of calling the same function a few times belugas <belugas@openttd.org> parents: 8540 diff changeset	856 DrawGroundSprite(SPR_TRAMWAY_BASE + tunnel_sprites[rts - ROADTYPES_TRAM][tunnelbridge_direction], PAL_NONE);
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	857
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	858 catenary = true;
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	859 StartSpriteCombine();
8548 f19f2719271b (svn r12126) -Codechange: Use a variable instead of calling the same function a few times belugas <belugas@openttd.org> parents: 8540 diff changeset	860 AddSortableSpriteToDraw(SPR_TRAMWAY_TUNNEL_WIRES + tunnelbridge_direction, PAL_NONE, ti->x, ti->y, BB_data[10], BB_data[11], TILE_HEIGHT, ti->z, IsTransparencySet(TO_CATENARY), BB_data[8], BB_data[9], BB_Z_SEPARATOR);
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	861 }
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	862 } else if (GetRailType(ti->tile) == RAILTYPE_ELECTRIC) {
6663 9891bf71d5f0 (svn r9894) -Fix (r9892): catenary was drawn on road bridges ;) rubidium <rubidium@openttd.org> parents: 6661 diff changeset	863 DrawCatenary(ti);
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	864
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	865 catenary = true;
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	866 StartSpriteCombine();
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	867 DrawCatenaryOnTunnel(ti);
6663 9891bf71d5f0 (svn r9894) -Fix (r9892): catenary was drawn on road bridges ;) rubidium <rubidium@openttd.org> parents: 6661 diff changeset	868 }
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	869
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	870 AddSortableSpriteToDraw(image + 1, PAL_NONE, ti->x + TILE_SIZE - 1, ti->y + TILE_SIZE - 1, BB_data[0], BB_data[1], TILE_HEIGHT, ti->z, false, BB_data[2], BB_data[3], BB_Z_SEPARATOR);
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	871
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	872 if (catenary) EndSpriteCombine();
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	873
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	874 /* Add helper BB for sprite sorting, that separate the tunnel from things beside of it */
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	875 AddSortableSpriteToDraw(SPR_EMPTY_BOUNDING_BOX, PAL_NONE, ti->x , ti->y , BB_data[6], BB_data[7], TILE_HEIGHT, ti->z);
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	876 AddSortableSpriteToDraw(SPR_EMPTY_BOUNDING_BOX, PAL_NONE, ti->x + BB_data[4], ti->y + BB_data[5], BB_data[6], BB_data[7], TILE_HEIGHT, ti->z);
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	877
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	878 DrawBridgeMiddle(ti);
8390 381a22f19287 (svn r11960) -Cleanup: simplify some IsTunnel(Tile) / IsBridge(Tile) conditions smatz <smatz@openttd.org> parents: 8385 diff changeset	879 } else { // IsBridge(ti->tile)
5668 3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	880 const PalSpriteID *psid;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	881 int base_offset;
8083 e02014b06c7f (svn r11644) -Codechange: merge some functions from tunnel_map.h and bridge_map.h into tunnelbridge_map.h smatz <smatz@openttd.org> parents: 8081 diff changeset	882 bool ice = HasTunnelBridgeSnowOrDesert(ti->tile);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	883
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	884 if (transport_type == TRANSPORT_RAIL) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	885 base_offset = GetRailTypeInfo(GetRailType(ti->tile))->bridge_offset;
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	886 assert(base_offset != 8); // This one is used for roads
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	887 } else {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	888 base_offset = 8;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	889 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	890
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	891 /* as the lower 3 bits are used for other stuff, make sure they are clear */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	892 assert( (base_offset & 0x07) == 0x00);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	893
8548 f19f2719271b (svn r12126) -Codechange: Use a variable instead of calling the same function a few times belugas <belugas@openttd.org> parents: 8540 diff changeset	894 DrawFoundation(ti, GetBridgeFoundation(ti->tileh, DiagDirToAxis(tunnelbridge_direction)));
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	895
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	896 /* HACK Wizardry to convert the bridge ramp direction into a sprite offset */
8548 f19f2719271b (svn r12126) -Codechange: Use a variable instead of calling the same function a few times belugas <belugas@openttd.org> parents: 8540 diff changeset	897 base_offset += (6 - tunnelbridge_direction) % 4;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	898
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	899 if (ti->tileh == SLOPE_FLAT) base_offset += 4; // sloped bridge head
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	900
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	901 /* Table number 6 always refers to the bridge heads for any bridge type */
5668 3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	902 psid = &GetBridgeSpriteTable(GetBridgeType(ti->tile), 6)[base_offset];
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	903
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	904 if (!ice) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	905 DrawClearLandTile(ti, 3);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	906 } else {
5668 3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	907 DrawGroundSprite(SPR_FLAT_SNOWY_TILE + _tileh_to_sprite[ti->tileh], PAL_NONE);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	908 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	909
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	910 /* draw ramp */
5668 3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	911
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	912 /* Draw Trambits as SpriteCombine */
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	913 if (transport_type == TRANSPORT_ROAD) StartSpriteCombine();
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	914
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	915 /* HACK set the height of the BB of a sloped ramp to 1 so a vehicle on
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	916 * it doesn't disappear behind it
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	917 */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	918 AddSortableSpriteToDraw(
7849 e6ee8bfd9045 (svn r11399) -Feature(ette): transparency settings can now be saved and thus remembered. belugas <belugas@openttd.org> parents: 7845 diff changeset	919 psid->sprite, psid->pal, ti->x, ti->y, 16, 16, ti->tileh == SLOPE_FLAT ? 0 : 8, ti->z, IsTransparencySet(TO_BRIDGES)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	920 );
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	921
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	922 if (transport_type == TRANSPORT_ROAD) {
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	923 RoadTypes rts = GetRoadTypes(ti->tile);
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	924
7928 4e8dfd103163 (svn r11481) -Codechange: Rename the HASBIT function to fit with the naming style skidd13 <skidd13@openttd.org> parents: 7923 diff changeset	925 if (HasBit(rts, ROADTYPE_TRAM)) {
8548 f19f2719271b (svn r12126) -Codechange: Use a variable instead of calling the same function a few times belugas <belugas@openttd.org> parents: 8540 diff changeset	926 uint offset = tunnelbridge_direction;
6712 30121ef9dbb2 (svn r9944) -Fix: tile selection drawn on the wrong height for some road bridges. rubidium <rubidium@openttd.org> parents: 6708 diff changeset	927 uint z = ti->z;
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	928 if (ti->tileh != SLOPE_FLAT) {
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	929 offset = (offset + 1) & 1;
6712 30121ef9dbb2 (svn r9944) -Fix: tile selection drawn on the wrong height for some road bridges. rubidium <rubidium@openttd.org> parents: 6708 diff changeset	930 z += TILE_HEIGHT;
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	931 } else {
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	932 offset += 2;
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	933 }
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	934 /* DrawBridgeTramBits() calls EndSpriteCombine() and StartSpriteCombine() */
7928 4e8dfd103163 (svn r11481) -Codechange: Rename the HASBIT function to fit with the naming style skidd13 <skidd13@openttd.org> parents: 7923 diff changeset	935 DrawBridgeTramBits(ti->x, ti->y, z, offset, HasBit(rts, ROADTYPE_ROAD));
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	936 }
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	937 EndSpriteCombine();
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	938 } else if (GetRailType(ti->tile) == RAILTYPE_ELECTRIC) {
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	939 DrawCatenary(ti);
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	940 }
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	941
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	942 DrawBridgeMiddle(ti);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	943 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	944 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	945
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	946
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	947 /** Compute bridge piece. Computes the bridge piece to display depending on the position inside the bridge.
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	948 * bridges pieces sequence (middle parts)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	949 * bridge len 1: 0
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	950 * bridge len 2: 0 1
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	951 * bridge len 3: 0 4 1
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	952 * bridge len 4: 0 2 3 1
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	953 * bridge len 5: 0 2 5 3 1
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	954 * bridge len 6: 0 2 3 2 3 1
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	955 * bridge len 7: 0 2 3 4 2 3 1
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	956 * #0 - always as first, #1 - always as last (if len>1)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	957 * #2,#3 are to pair in order
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	958 * for odd bridges: #5 is going in the bridge middle if on even position, #4 on odd (counting from 0)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	959 * @param north Northernmost tile of bridge
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	960 * @param south Southernmost tile of bridge
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	961 * @return Index of bridge piece
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	962 */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	963 static uint CalcBridgePiece(uint north, uint south)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	964 {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	965 if (north == 1) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	966 return 0;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	967 } else if (south == 1) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	968 return 1;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	969 } else if (north < south) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	970 return north & 1 ? 3 : 2;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	971 } else if (north > south) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	972 return south & 1 ? 2 : 3;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	973 } else {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	974 return north & 1 ? 5 : 4;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	975 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	976 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	977
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	978
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	979 void DrawBridgeMiddle(const TileInfo* ti)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	980 {
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	981 /* Sectional view of bridge bounding boxes:
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	982 *
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	983 * 1 2 1,2 = SpriteCombine of Bridge front/(back&floor) and TramCatenary
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	984 * 1 2 3 = empty helper BB
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	985 * 1 7 2 4,5 = pillars under higher bridges
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	986 * 1 6 88888 6 2 6 = elrail-pylons
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	987 * 1 6 88888 6 2 7 = elrail-wire
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	988 * 1 6 88888 6 2 <- TILE_HEIGHT 8 = rail-vehicle on bridge
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	989 * 3333333333333 <- BB_Z_SEPARATOR
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	990 * <- unused
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	991 * 4 5 <- BB_HEIGHT_UNDER_BRIDGE
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	992 * 4 5
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	993 * 4 5
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	994 *
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	995 */
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	996
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	997 /* Z position of the bridge sprites relative to bridge height (downwards) */
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	998 static const int BRIDGE_Z_START = 3;
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	999
5668 3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	1000 const PalSpriteID* psid;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1001 uint base_offset;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1002 TileIndex rampnorth;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1003 TileIndex rampsouth;
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	1004 TransportType transport_type;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1005 Axis axis;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1006 uint piece;
8532 b3bd4f1ed981 (svn r12107) -Codechange: Add and use the typedef BridgeType belugas <belugas@openttd.org> parents: 8531 diff changeset	1007 BridgeType type;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1008 int x;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1009 int y;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1010 uint z;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1011
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1012 if (!IsBridgeAbove(ti->tile)) return;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1013
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1014 rampnorth = GetNorthernBridgeEnd(ti->tile);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1015 rampsouth = GetSouthernBridgeEnd(ti->tile);
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	1016 transport_type = GetTunnelBridgeTransportType(rampsouth);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1017
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1018 axis = GetBridgeAxis(ti->tile);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1019 piece = CalcBridgePiece(
8398 a6304b304752 (svn r11968) -Codechange: remove redundant FindLengthOfTunnel(), use GetTunnelBridgeLength() and/or GetOtherTunnelEnd() instead smatz <smatz@openttd.org> parents: 8390 diff changeset	1020 GetTunnelBridgeLength(ti->tile, rampnorth) + 1,
a6304b304752 (svn r11968) -Codechange: remove redundant FindLengthOfTunnel(), use GetTunnelBridgeLength() and/or GetOtherTunnelEnd() instead smatz <smatz@openttd.org> parents: 8390 diff changeset	1021 GetTunnelBridgeLength(ti->tile, rampsouth) + 1
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1022 );
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1023 type = GetBridgeType(rampsouth);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1024
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	1025 if (transport_type == TRANSPORT_RAIL) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1026 base_offset = GetRailTypeInfo(GetRailType(rampsouth))->bridge_offset;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1027 } else {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1028 base_offset = 8;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1029 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1030
5668 3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	1031 psid = base_offset + GetBridgeSpriteTable(type, piece);
3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	1032 if (axis != AXIS_X) psid += 4;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1033
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1034 x = ti->x;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1035 y = ti->y;
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	1036 uint bridge_z = GetBridgeHeight(rampsouth);
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	1037 z = bridge_z - BRIDGE_Z_START;
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	1038
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	1039 /* Add a bounding box, that separates the bridge from things below it. */
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	1040 AddSortableSpriteToDraw(SPR_EMPTY_BOUNDING_BOX, PAL_NONE, x, y, 16, 16, 1, bridge_z - TILE_HEIGHT + BB_Z_SEPARATOR);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1041
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	1042 /* Draw Trambits as SpriteCombine */
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	1043 if (transport_type == TRANSPORT_ROAD) StartSpriteCombine();
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	1044
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	1045 /* Draw floor and far part of bridge*/
7333 7110c41ab174 (svn r10696) -Codechange: remove duplication of the "make sprite transparent" code. rubidium <rubidium@openttd.org> parents: 7308 diff changeset	1046 if (axis == AXIS_X) {
7849 e6ee8bfd9045 (svn r11399) -Feature(ette): transparency settings can now be saved and thus remembered. belugas <belugas@openttd.org> parents: 7845 diff changeset	1047 AddSortableSpriteToDraw(psid->sprite, psid->pal, x, y, 16, 1, 0x28, z, IsTransparencySet(TO_BRIDGES), 0, 0, BRIDGE_Z_START);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1048 } else {
7849 e6ee8bfd9045 (svn r11399) -Feature(ette): transparency settings can now be saved and thus remembered. belugas <belugas@openttd.org> parents: 7845 diff changeset	1049 AddSortableSpriteToDraw(psid->sprite, psid->pal, x, y, 1, 16, 0x28, z, IsTransparencySet(TO_BRIDGES), 0, 0, BRIDGE_Z_START);
5668 3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	1050 }
3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	1051
3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	1052 psid++;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1053
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	1054 if (transport_type == TRANSPORT_ROAD) {
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	1055 RoadTypes rts = GetRoadTypes(rampsouth);
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	1056
7928 4e8dfd103163 (svn r11481) -Codechange: Rename the HASBIT function to fit with the naming style skidd13 <skidd13@openttd.org> parents: 7923 diff changeset	1057 if (HasBit(rts, ROADTYPE_TRAM)) {
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	1058 /* DrawBridgeTramBits() calls EndSpriteCombine() and StartSpriteCombine() */
7928 4e8dfd103163 (svn r11481) -Codechange: Rename the HASBIT function to fit with the naming style skidd13 <skidd13@openttd.org> parents: 7923 diff changeset	1059 DrawBridgeTramBits(x, y, bridge_z, axis ^ 1, HasBit(rts, ROADTYPE_ROAD));
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	1060 } else {
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	1061 EndSpriteCombine();
b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	1062 StartSpriteCombine();
6691 d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	1063 }
d2fb32d942f7 (svn r9923) -Add: support for Action 0 Road vehicles, property 1C, bit 0. rubidium <rubidium@openttd.org> parents: 6687 diff changeset	1064 } else if (GetRailType(rampsouth) == RAILTYPE_ELECTRIC) {
6687 e75e7fde5aee (svn r9919) -Codechange: prepare some more places for more road types. rubidium <rubidium@openttd.org> parents: 6683 diff changeset	1065 DrawCatenary(ti);
e75e7fde5aee (svn r9919) -Codechange: prepare some more places for more road types. rubidium <rubidium@openttd.org> parents: 6683 diff changeset	1066 }
e75e7fde5aee (svn r9919) -Codechange: prepare some more places for more road types. rubidium <rubidium@openttd.org> parents: 6683 diff changeset	1067
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	1068 /* draw roof, the component of the bridge which is logically between the vehicle and the camera */
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1069 if (axis == AXIS_X) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1070 y += 12;
7849 e6ee8bfd9045 (svn r11399) -Feature(ette): transparency settings can now be saved and thus remembered. belugas <belugas@openttd.org> parents: 7845 diff changeset	1071 if (psid->sprite & SPRITE_MASK) AddSortableSpriteToDraw(psid->sprite, psid->pal, x, y, 16, 4, 0x28, z, IsTransparencySet(TO_BRIDGES), 0, 3, BRIDGE_Z_START);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1072 } else {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1073 x += 12;
7849 e6ee8bfd9045 (svn r11399) -Feature(ette): transparency settings can now be saved and thus remembered. belugas <belugas@openttd.org> parents: 7845 diff changeset	1074 if (psid->sprite & SPRITE_MASK) AddSortableSpriteToDraw(psid->sprite, psid->pal, x, y, 4, 16, 0x28, z, IsTransparencySet(TO_BRIDGES), 3, 0, BRIDGE_Z_START);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1075 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1076
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	1077 /* Draw TramFront as SpriteCombine */
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	1078 if (transport_type == TRANSPORT_ROAD) EndSpriteCombine();
7601 b5ee57f72673 (svn r11128) -Fix: a lot of graphical glitches by changing some bounding boxes. It's not perfect yet, but a very good step into the right direction. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7587 diff changeset	1079
5668 3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	1080 psid++;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1081 if (ti->z + 5 == z) {
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	1082 /* draw poles below for small bridges */
5668 3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	1083 if (psid->sprite != 0) {
7333 7110c41ab174 (svn r10696) -Codechange: remove duplication of the "make sprite transparent" code. rubidium <rubidium@openttd.org> parents: 7308 diff changeset	1084 SpriteID image = psid->sprite;
7110c41ab174 (svn r10696) -Codechange: remove duplication of the "make sprite transparent" code. rubidium <rubidium@openttd.org> parents: 7308 diff changeset	1085 SpriteID pal = psid->pal;
7849 e6ee8bfd9045 (svn r11399) -Feature(ette): transparency settings can now be saved and thus remembered. belugas <belugas@openttd.org> parents: 7845 diff changeset	1086 if (IsTransparencySet(TO_BRIDGES)) {
7931 44ff7a6d801f (svn r11484) -Codechange: Remove the doubled function SetBitT and rename the remaining to fit with the naming style skidd13 <skidd13@openttd.org> parents: 7929 diff changeset	1087 SetBit(image, PALETTE_MODIFIER_TRANSPARENT);
5668 3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	1088 pal = PALETTE_TO_TRANSPARENT;
3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	1089 }
3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	1090
3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	1091 DrawGroundSpriteAt(image, pal, x, y, z);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1092 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1093 } else if (_patches.bridge_pillars) {
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	1094 /* draw pillars below for high bridges */
5668 3d6d9bff3dd8 (svn r8128) -Codechange: Split sprite and palette remap into separate 32 bit values. peter1138 <peter1138@openttd.org> parents: 5587 diff changeset	1095 DrawBridgePillars(psid, ti, axis, type, x, y, z);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1096 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1097 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1098
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1099
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1100 static uint GetSlopeZ_TunnelBridge(TileIndex tile, uint x, uint y)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1101 {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1102 uint z;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1103 Slope tileh = GetTileSlope(tile, &z);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1104
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1105 x &= 0xF;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1106 y &= 0xF;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1107
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1108 if (IsTunnel(tile)) {
8083 e02014b06c7f (svn r11644) -Codechange: merge some functions from tunnel_map.h and bridge_map.h into tunnelbridge_map.h smatz <smatz@openttd.org> parents: 8081 diff changeset	1109 uint pos = (DiagDirToAxis(GetTunnelBridgeDirection(tile)) == AXIS_X ? y : x);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1110
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	1111 /* In the tunnel entrance? */
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1112 if (5 <= pos && pos <= 10) return z;
8390 381a22f19287 (svn r11960) -Cleanup: simplify some IsTunnel(Tile) / IsBridge(Tile) conditions smatz <smatz@openttd.org> parents: 8385 diff changeset	1113 } else { // IsBridge(tile)
8083 e02014b06c7f (svn r11644) -Codechange: merge some functions from tunnel_map.h and bridge_map.h into tunnelbridge_map.h smatz <smatz@openttd.org> parents: 8081 diff changeset	1114 DiagDirection dir = GetTunnelBridgeDirection(tile);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1115 uint pos = (DiagDirToAxis(dir) == AXIS_X ? y : x);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1116
7335 0090d1c6b978 (svn r10698) -Codechange [FS#1082]: simplify the code related to foundations. Primarily removal of (duplicated\|magic) code and introduction of few helper functions to ease foundation determination. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7333 diff changeset	1117 z += ApplyFoundationToSlope(GetBridgeFoundation(tileh, DiagDirToAxis(dir)), &tileh);
0090d1c6b978 (svn r10698) -Codechange [FS#1082]: simplify the code related to foundations. Primarily removal of (duplicated\|magic) code and introduction of few helper functions to ease foundation determination. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7333 diff changeset	1118
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	1119 /* On the bridge ramp? */
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1120 if (5 <= pos && pos <= 10) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1121 uint delta;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1122
8379 bf751c81fa2f (svn r11946) -Fix: slope detection of bridge ramps. frosch <frosch@openttd.org> parents: 8371 diff changeset	1123 if (tileh != SLOPE_FLAT) return z + TILE_HEIGHT;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1124
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1125 switch (dir) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1126 default: NOT_REACHED();
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1127 case DIAGDIR_NE: delta = (TILE_SIZE - 1 - x) / 2; break;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1128 case DIAGDIR_SE: delta = y / 2; break;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1129 case DIAGDIR_SW: delta = x / 2; break;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1130 case DIAGDIR_NW: delta = (TILE_SIZE - 1 - y) / 2; break;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1131 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1132 return z + 1 + delta;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1133 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1134 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1135
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1136 return z + GetPartialZ(x, y, tileh);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1137 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1138
7335 0090d1c6b978 (svn r10698) -Codechange [FS#1082]: simplify the code related to foundations. Primarily removal of (duplicated\|magic) code and introduction of few helper functions to ease foundation determination. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7333 diff changeset	1139 static Foundation GetFoundation_TunnelBridge(TileIndex tile, Slope tileh)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1140 {
8083 e02014b06c7f (svn r11644) -Codechange: merge some functions from tunnel_map.h and bridge_map.h into tunnelbridge_map.h smatz <smatz@openttd.org> parents: 8081 diff changeset	1141 return IsTunnel(tile) ? FOUNDATION_NONE : GetBridgeFoundation(tileh, DiagDirToAxis(GetTunnelBridgeDirection(tile)));
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1142 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1143
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1144
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1145 static void GetAcceptedCargo_TunnelBridge(TileIndex tile, AcceptedCargo ac)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1146 {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1147 /* not used */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1148 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1149
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1150 static void GetTileDesc_TunnelBridge(TileIndex tile, TileDesc *td)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1151 {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1152 if (IsTunnel(tile)) {
8083 e02014b06c7f (svn r11644) -Codechange: merge some functions from tunnel_map.h and bridge_map.h into tunnelbridge_map.h smatz <smatz@openttd.org> parents: 8081 diff changeset	1153 td->str = (GetTunnelBridgeTransportType(tile) == TRANSPORT_RAIL) ?
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1154 STR_5017_RAILROAD_TUNNEL : STR_5018_ROAD_TUNNEL;
8475 b4303c7799a1 (svn r12048) -Cleanup: Move some strings in the original bridge array, adjust documentation a bit. belugas <belugas@openttd.org> parents: 8471 diff changeset	1155 } else { //so it must be a bridge
8540 5de93bf73609 (svn r12118) -Codechange: Put the two descriptions of bridges in an array instead of two single variables, following the transport type it represents belugas <belugas@openttd.org> parents: 8536 diff changeset	1156 td->str = GetBridgeSpec(GetBridgeType(tile))->transport_name[GetTunnelBridgeTransportType(tile)];
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1157 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1158 td->owner = GetTileOwner(tile);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1159 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1160
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1161
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1162 static void AnimateTile_TunnelBridge(TileIndex tile)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1163 {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1164 /* not used */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1165 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1166
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1167 static void TileLoop_TunnelBridge(TileIndex tile)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1168 {
8088 5d7c61206209 (svn r11649) -Codechange: some code can be simplified thanks to changes in r11642 smatz <smatz@openttd.org> parents: 8083 diff changeset	1169 bool snow_or_desert = HasTunnelBridgeSnowOrDesert(tile);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1170 switch (_opt.landscape) {
6357 96b1652c6011 (svn r9400) -Codechange: Use some more representative enum names for landscape types. belugas <belugas@openttd.org> parents: 6343 diff changeset	1171 case LT_ARCTIC:
6343 f75b72d9fc98 (svn r9371) -Feature: Add support for variable snow lines in the arctic climate, supplied maedhros <maedhros@openttd.org> parents: 6259 diff changeset	1172 if (snow_or_desert != (GetTileZ(tile) > GetSnowLine())) {
8088 5d7c61206209 (svn r11649) -Codechange: some code can be simplified thanks to changes in r11642 smatz <smatz@openttd.org> parents: 8083 diff changeset	1173 SetTunnelBridgeSnowOrDesert(tile, !snow_or_desert);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1174 MarkTileDirtyByTile(tile);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1175 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1176 break;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1177
6357 96b1652c6011 (svn r9400) -Codechange: Use some more representative enum names for landscape types. belugas <belugas@openttd.org> parents: 6343 diff changeset	1178 case LT_TROPIC:
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1179 if (GetTropicZone(tile) == TROPICZONE_DESERT && !snow_or_desert) {
8088 5d7c61206209 (svn r11649) -Codechange: some code can be simplified thanks to changes in r11642 smatz <smatz@openttd.org> parents: 8083 diff changeset	1180 SetTunnelBridgeSnowOrDesert(tile, true);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1181 MarkTileDirtyByTile(tile);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1182 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1183 break;
8088 5d7c61206209 (svn r11649) -Codechange: some code can be simplified thanks to changes in r11642 smatz <smatz@openttd.org> parents: 8083 diff changeset	1184
5d7c61206209 (svn r11649) -Codechange: some code can be simplified thanks to changes in r11642 smatz <smatz@openttd.org> parents: 8083 diff changeset	1185 default:
5d7c61206209 (svn r11649) -Codechange: some code can be simplified thanks to changes in r11642 smatz <smatz@openttd.org> parents: 8083 diff changeset	1186 break;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1187 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1188 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1189
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1190 static void ClickTile_TunnelBridge(TileIndex tile)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1191 {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1192 /* not used */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1193 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1194
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1195
8596 ae0c04ca28d2 (svn r12177) -Codechange: use 'side' parameter in GetTileTrackStatus so there can be less checks in pathfinders for depots/stations/tunnels/bridges smatz <smatz@openttd.org> parents: 8590 diff changeset	1196 static uint32 GetTileTrackStatus_TunnelBridge(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1197 {
8549 24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	1198 TransportType transport_type = GetTunnelBridgeTransportType(tile);
24eb7d2b8315 (svn r12127) -Codechange: Use a variable instead of calling the same function a few times. Again. Just a different value. belugas <belugas@openttd.org> parents: 8548 diff changeset	1199 if (transport_type != mode \|\| (transport_type == TRANSPORT_ROAD && (GetRoadTypes(tile) & sub_mode) == 0)) return 0;
8596 ae0c04ca28d2 (svn r12177) -Codechange: use 'side' parameter in GetTileTrackStatus so there can be less checks in pathfinders for depots/stations/tunnels/bridges smatz <smatz@openttd.org> parents: 8590 diff changeset	1200
ae0c04ca28d2 (svn r12177) -Codechange: use 'side' parameter in GetTileTrackStatus so there can be less checks in pathfinders for depots/stations/tunnels/bridges smatz <smatz@openttd.org> parents: 8590 diff changeset	1201 DiagDirection dir = GetTunnelBridgeDirection(tile);
ae0c04ca28d2 (svn r12177) -Codechange: use 'side' parameter in GetTileTrackStatus so there can be less checks in pathfinders for depots/stations/tunnels/bridges smatz <smatz@openttd.org> parents: 8590 diff changeset	1202 if (side != INVALID_DIAGDIR && side != ReverseDiagDir(dir)) return 0;
ae0c04ca28d2 (svn r12177) -Codechange: use 'side' parameter in GetTileTrackStatus so there can be less checks in pathfinders for depots/stations/tunnels/bridges smatz <smatz@openttd.org> parents: 8590 diff changeset	1203 return AxisToTrackBits(DiagDirToAxis(dir)) * 0x101;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1204 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1205
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1206 static void ChangeTileOwner_TunnelBridge(TileIndex tile, PlayerID old_player, PlayerID new_player)
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1207 {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1208 if (!IsTileOwner(tile, old_player)) return;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1209
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1210 if (new_player != PLAYER_SPECTATOR) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1211 SetTileOwner(tile, new_player);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1212 } else {
8519 0e4b2a37af1f (svn r12094) -Codechange: use DC_BANKRUPT command flag when removing player property to allow further fixes smatz <smatz@openttd.org> parents: 8491 diff changeset	1213 if (CmdFailed(DoCommand(tile, 0, 0, DC_EXEC \| DC_BANKRUPT, CMD_LANDSCAPE_CLEAR))) {
6734 078d8129a184 (svn r9966) -Fix: bridges and tunnels were not always removed on bankruptcy, thus leaving tunnels/bridges with an invalid owner that would crash the game when clicking with the query tool on them. rubidium <rubidium@openttd.org> parents: 6712 diff changeset	1214 /* When clearing the bridge/tunnel failed there are still vehicles on/in
078d8129a184 (svn r9966) -Fix: bridges and tunnels were not always removed on bankruptcy, thus leaving tunnels/bridges with an invalid owner that would crash the game when clicking with the query tool on them. rubidium <rubidium@openttd.org> parents: 6712 diff changeset	1215 * the bridge/tunnel. As all our vehicles are already removed, they
078d8129a184 (svn r9966) -Fix: bridges and tunnels were not always removed on bankruptcy, thus leaving tunnels/bridges with an invalid owner that would crash the game when clicking with the query tool on them. rubidium <rubidium@openttd.org> parents: 6712 diff changeset	1216 * must be of another owner. Therefor this must be a road bridge/tunnel.
078d8129a184 (svn r9966) -Fix: bridges and tunnels were not always removed on bankruptcy, thus leaving tunnels/bridges with an invalid owner that would crash the game when clicking with the query tool on them. rubidium <rubidium@openttd.org> parents: 6712 diff changeset	1217 * In that case we can safely reassign the ownership to OWNER_NONE. */
8088 5d7c61206209 (svn r11649) -Codechange: some code can be simplified thanks to changes in r11642 smatz <smatz@openttd.org> parents: 8083 diff changeset	1218 assert(GetTunnelBridgeTransportType(tile) == TRANSPORT_ROAD);
6734 078d8129a184 (svn r9966) -Fix: bridges and tunnels were not always removed on bankruptcy, thus leaving tunnels/bridges with an invalid owner that would crash the game when clicking with the query tool on them. rubidium <rubidium@openttd.org> parents: 6712 diff changeset	1219 SetTileOwner(tile, OWNER_NONE);
078d8129a184 (svn r9966) -Fix: bridges and tunnels were not always removed on bankruptcy, thus leaving tunnels/bridges with an invalid owner that would crash the game when clicking with the query tool on them. rubidium <rubidium@openttd.org> parents: 6712 diff changeset	1220 }
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1221 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1222 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1223
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1224
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1225 static const byte _tunnel_fractcoord_1[4] = {0x8E, 0x18, 0x81, 0xE8};
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1226 static const byte _tunnel_fractcoord_2[4] = {0x81, 0x98, 0x87, 0x38};
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1227 static const byte _tunnel_fractcoord_3[4] = {0x82, 0x88, 0x86, 0x48};
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1228 static const byte _exit_tunnel_track[4] = {1, 2, 1, 2};
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1229
6000 2f43f0d4d589 (svn r8715) -Codechange/cleanup: replace magic numbers related to state of road vehicles with enums. Original patch by mart3p. rubidium <rubidium@openttd.org> parents: 5993 diff changeset	1230 /** Get the trackdir of the exit of a tunnel */
2f43f0d4d589 (svn r8715) -Codechange/cleanup: replace magic numbers related to state of road vehicles with enums. Original patch by mart3p. rubidium <rubidium@openttd.org> parents: 5993 diff changeset	1231 static const Trackdir _road_exit_tunnel_state[DIAGDIR_END] = {
2f43f0d4d589 (svn r8715) -Codechange/cleanup: replace magic numbers related to state of road vehicles with enums. Original patch by mart3p. rubidium <rubidium@openttd.org> parents: 5993 diff changeset	1232 TRACKDIR_X_SW, TRACKDIR_Y_NW, TRACKDIR_X_NE, TRACKDIR_Y_SE
2f43f0d4d589 (svn r8715) -Codechange/cleanup: replace magic numbers related to state of road vehicles with enums. Original patch by mart3p. rubidium <rubidium@openttd.org> parents: 5993 diff changeset	1233 };
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1234 static const byte _road_exit_tunnel_frame[4] = {2, 7, 9, 4};
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1235
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1236 static const byte _tunnel_fractcoord_4[4] = {0x52, 0x85, 0x98, 0x29};
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1237 static const byte _tunnel_fractcoord_5[4] = {0x92, 0x89, 0x58, 0x25};
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1238 static const byte _tunnel_fractcoord_6[4] = {0x92, 0x89, 0x56, 0x45};
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1239 static const byte _tunnel_fractcoord_7[4] = {0x52, 0x85, 0x96, 0x49};
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1240
8119 b6ec923e9fa8 (svn r11680) -Codechange: refactor more out of openttd.h and functions.h. rubidium <rubidium@openttd.org> parents: 8116 diff changeset	1241 static VehicleEnterTileStatus VehicleEnter_TunnelBridge(Vehicle *v, TileIndex tile, int x, int y)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1242 {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1243 int z = GetSlopeZ(x, y) - v->z_pos;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1244
7923 504d4b2ecc6c (svn r11476) -Codechange: rename the function myabs to abs to get rid of an unneeded define skidd13 <skidd13@openttd.org> parents: 7857 diff changeset	1245 if (abs(z) > 2) return VETSB_CANNOT_ENTER;
8548 f19f2719271b (svn r12126) -Codechange: Use a variable instead of calling the same function a few times belugas <belugas@openttd.org> parents: 8540 diff changeset	1246 const DiagDirection dir = GetTunnelBridgeDirection(tile);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1247
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1248 if (IsTunnel(tile)) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1249 byte fc;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1250 DiagDirection vdir;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1251
6259 4a39d6291d58 (svn r9068) -Codechange: capitalize the VEH_Train etc. enums to match the coding style (and rest of the code). rubidium <rubidium@openttd.org> parents: 6248 diff changeset	1252 if (v->type == VEH_TRAIN) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1253 fc = (x & 0xF) + (y << 4);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1254
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1255 vdir = DirToDiagDir(v->direction);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1256
5993 2498be7c7e94 (svn r8701) -Codechange: replace magic numbers with enums for u.rail.track. rubidium <rubidium@openttd.org> parents: 5991 diff changeset	1257 if (v->u.rail.track != TRACK_BIT_WORMHOLE && dir == vdir) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1258 if (IsFrontEngine(v) && fc == _tunnel_fractcoord_1[dir]) {
6213 1625f839e124 (svn r9009) -Fix (r1): Determine whether to play a sound or not when entering a tunnel based on engine type (only steam engines) instead of on spritenum which can be invalid for newgrf trains. DBSet(XL) or any other steam trains without newsounds should sound their horn now. Darkvater <Darkvater@openttd.org> parents: 6141 diff changeset	1259 if (!PlayVehicleSound(v, VSE_TUNNEL) && RailVehInfo(v->engine_type)->engclass == 0) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1260 SndPlayVehicleFx(SND_05_TRAIN_THROUGH_TUNNEL, v);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1261 }
5991 1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1262 return VETSB_CONTINUE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1263 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1264 if (fc == _tunnel_fractcoord_2[dir]) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1265 v->tile = tile;
5587 c44c070c5032 (svn r8038) -Merge: the cpp branch. Effort of KUDr, Celestar, glx, Smoovius, stillunknown and pv2b. rubidium <rubidium@openttd.org> parents: 5584 diff changeset	1266 v->u.rail.track = TRACK_BIT_WORMHOLE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1267 v->vehstatus \|= VS_HIDDEN;
5991 1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1268 return VETSB_ENTERED_WORMHOLE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1269 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1270 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1271
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1272 if (dir == ReverseDiagDir(vdir) && fc == _tunnel_fractcoord_3[dir] && z == 0) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1273 /* We're at the tunnel exit ?? */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1274 v->tile = tile;
5587 c44c070c5032 (svn r8038) -Merge: the cpp branch. Effort of KUDr, Celestar, glx, Smoovius, stillunknown and pv2b. rubidium <rubidium@openttd.org> parents: 5584 diff changeset	1275 v->u.rail.track = (TrackBits)_exit_tunnel_track[dir];
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1276 assert(v->u.rail.track);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1277 v->vehstatus &= ~VS_HIDDEN;
5991 1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1278 return VETSB_ENTERED_WORMHOLE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1279 }
6259 4a39d6291d58 (svn r9068) -Codechange: capitalize the VEH_Train etc. enums to match the coding style (and rest of the code). rubidium <rubidium@openttd.org> parents: 6248 diff changeset	1280 } else if (v->type == VEH_ROAD) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1281 fc = (x & 0xF) + (y << 4);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1282 vdir = DirToDiagDir(v->direction);
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1283
6422 fb10eafe2a26 (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas <belugas@openttd.org> parents: 6406 diff changeset	1284 /* Enter tunnel? */
6000 2f43f0d4d589 (svn r8715) -Codechange/cleanup: replace magic numbers related to state of road vehicles with enums. Original patch by mart3p. rubidium <rubidium@openttd.org> parents: 5993 diff changeset	1285 if (v->u.road.state != RVSB_WORMHOLE && dir == vdir) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1286 if (fc == _tunnel_fractcoord_4[dir] \|\|
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1287 fc == _tunnel_fractcoord_5[dir]) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1288 v->tile = tile;
6000 2f43f0d4d589 (svn r8715) -Codechange/cleanup: replace magic numbers related to state of road vehicles with enums. Original patch by mart3p. rubidium <rubidium@openttd.org> parents: 5993 diff changeset	1289 v->u.road.state = RVSB_WORMHOLE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1290 v->vehstatus \|= VS_HIDDEN;
5991 1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1291 return VETSB_ENTERED_WORMHOLE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1292 } else {
5991 1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1293 return VETSB_CONTINUE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1294 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1295 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1296
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1297 if (dir == ReverseDiagDir(vdir) && (
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1298 /* We're at the tunnel exit ?? */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1299 fc == _tunnel_fractcoord_6[dir] \|\|
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1300 fc == _tunnel_fractcoord_7[dir]
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1301 ) &&
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1302 z == 0) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1303 v->tile = tile;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1304 v->u.road.state = _road_exit_tunnel_state[dir];
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1305 v->u.road.frame = _road_exit_tunnel_frame[dir];
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1306 v->vehstatus &= ~VS_HIDDEN;
5991 1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1307 return VETSB_ENTERED_WORMHOLE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1308 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1309 }
8390 381a22f19287 (svn r11960) -Cleanup: simplify some IsTunnel(Tile) / IsBridge(Tile) conditions smatz <smatz@openttd.org> parents: 8385 diff changeset	1310 } else { // IsBridge(tile)
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1311
7548 c0e537dd249b (svn r11068) -Codechange: remove Vehicle::HasFront as all vehicles have the Vehicle::first pointer correctly set. rubidium <rubidium@openttd.org> parents: 7539 diff changeset	1312 if (v->IsPrimaryVehicle()) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1313 /* modify speed of vehicle */
8491 cf57eb06b4d9 (svn r12066) -Codechange: Rename GetBridge for the more common GetBridgeSpec belugas <belugas@openttd.org> parents: 8489 diff changeset	1314 uint16 spd = GetBridgeSpec(GetBridgeType(tile))->speed;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1315
6259 4a39d6291d58 (svn r9068) -Codechange: capitalize the VEH_Train etc. enums to match the coding style (and rest of the code). rubidium <rubidium@openttd.org> parents: 6248 diff changeset	1316 if (v->type == VEH_ROAD) spd *= 2;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1317 if (v->cur_speed > spd) v->cur_speed = spd;
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1318 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1319
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1320 if (DirToDiagDir(v->direction) == dir) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1321 switch (dir) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1322 default: NOT_REACHED();
5991 1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1323 case DIAGDIR_NE: if ((x & 0xF) != 0) return VETSB_CONTINUE; break;
1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1324 case DIAGDIR_SE: if ((y & 0xF) != TILE_SIZE - 1) return VETSB_CONTINUE; break;
1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1325 case DIAGDIR_SW: if ((x & 0xF) != TILE_SIZE - 1) return VETSB_CONTINUE; break;
1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1326 case DIAGDIR_NW: if ((y & 0xF) != 0) return VETSB_CONTINUE; break;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1327 }
6259 4a39d6291d58 (svn r9068) -Codechange: capitalize the VEH_Train etc. enums to match the coding style (and rest of the code). rubidium <rubidium@openttd.org> parents: 6248 diff changeset	1328 if (v->type == VEH_TRAIN) {
5587 c44c070c5032 (svn r8038) -Merge: the cpp branch. Effort of KUDr, Celestar, glx, Smoovius, stillunknown and pv2b. rubidium <rubidium@openttd.org> parents: 5584 diff changeset	1329 v->u.rail.track = TRACK_BIT_WORMHOLE;
7929 4d13dbed828c (svn r11482) -Codechange: Remove the doubled function ClrBitT and rename the remaining to fit with the naming style skidd13 <skidd13@openttd.org> parents: 7928 diff changeset	1330 ClrBit(v->u.rail.flags, VRF_GOINGUP);
4d13dbed828c (svn r11482) -Codechange: Remove the doubled function ClrBitT and rename the remaining to fit with the naming style skidd13 <skidd13@openttd.org> parents: 7928 diff changeset	1331 ClrBit(v->u.rail.flags, VRF_GOINGDOWN);
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1332 } else {
6000 2f43f0d4d589 (svn r8715) -Codechange/cleanup: replace magic numbers related to state of road vehicles with enums. Original patch by mart3p. rubidium <rubidium@openttd.org> parents: 5993 diff changeset	1333 v->u.road.state = RVSB_WORMHOLE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1334 }
5991 1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1335 return VETSB_ENTERED_WORMHOLE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1336 } else if (DirToDiagDir(v->direction) == ReverseDiagDir(dir)) {
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1337 v->tile = tile;
6259 4a39d6291d58 (svn r9068) -Codechange: capitalize the VEH_Train etc. enums to match the coding style (and rest of the code). rubidium <rubidium@openttd.org> parents: 6248 diff changeset	1338 if (v->type == VEH_TRAIN) {
5993 2498be7c7e94 (svn r8701) -Codechange: replace magic numbers with enums for u.rail.track. rubidium <rubidium@openttd.org> parents: 5991 diff changeset	1339 if (v->u.rail.track == TRACK_BIT_WORMHOLE) {
5587 c44c070c5032 (svn r8038) -Merge: the cpp branch. Effort of KUDr, Celestar, glx, Smoovius, stillunknown and pv2b. rubidium <rubidium@openttd.org> parents: 5584 diff changeset	1340 v->u.rail.track = (DiagDirToAxis(dir) == AXIS_X ? TRACK_BIT_X : TRACK_BIT_Y);
5991 1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1341 return VETSB_ENTERED_WORMHOLE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1342 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1343 } else {
6000 2f43f0d4d589 (svn r8715) -Codechange/cleanup: replace magic numbers related to state of road vehicles with enums. Original patch by mart3p. rubidium <rubidium@openttd.org> parents: 5993 diff changeset	1344 if (v->u.road.state == RVSB_WORMHOLE) {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1345 v->u.road.state = _road_exit_tunnel_state[dir];
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1346 v->u.road.frame = 0;
5991 1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1347 return VETSB_ENTERED_WORMHOLE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1348 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1349 }
5991 1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1350 return VETSB_CONTINUE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1351 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1352 }
5991 1b793d99b5ba (svn r8698) -Codechange: enumify the returns of VehicleEnterTile rubidium <rubidium@openttd.org> parents: 5930 diff changeset	1353 return VETSB_CONTINUE;
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1354 }
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1355
7494 3f6f5fcc079a (svn r11005) -Codechange: move the tiletype specific terraforming checks to the functions for those tile types. rubidium <rubidium@openttd.org> parents: 7472 diff changeset	1356 static CommandCost TerraformTile_TunnelBridge(TileIndex tile, uint32 flags, uint z_new, Slope tileh_new)
3f6f5fcc079a (svn r11005) -Codechange: move the tiletype specific terraforming checks to the functions for those tile types. rubidium <rubidium@openttd.org> parents: 7472 diff changeset	1357 {
7582 e77bd387f449 (svn r11107) -Feature: some tool so one can still build tunnels under rails (and other structures) when the owner of the structure built it on foundations and if you have enough "empty" space ofcourse. One could use the tool for some other construction needs too. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7548 diff changeset	1358 if (_patches.build_on_slopes && AutoslopeEnabled() && IsBridge(tile)) {
8083 e02014b06c7f (svn r11644) -Codechange: merge some functions from tunnel_map.h and bridge_map.h into tunnelbridge_map.h smatz <smatz@openttd.org> parents: 8081 diff changeset	1359 DiagDirection direction = GetTunnelBridgeDirection(tile);
7582 e77bd387f449 (svn r11107) -Feature: some tool so one can still build tunnels under rails (and other structures) when the owner of the structure built it on foundations and if you have enough "empty" space ofcourse. One could use the tool for some other construction needs too. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7548 diff changeset	1360 Axis axis = DiagDirToAxis(direction);
e77bd387f449 (svn r11107) -Feature: some tool so one can still build tunnels under rails (and other structures) when the owner of the structure built it on foundations and if you have enough "empty" space ofcourse. One could use the tool for some other construction needs too. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7548 diff changeset	1361 CommandCost res;
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	1362 uint z_old;
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	1363 Slope tileh_old = GetTileSlope(tile, &z_old);
7582 e77bd387f449 (svn r11107) -Feature: some tool so one can still build tunnels under rails (and other structures) when the owner of the structure built it on foundations and if you have enough "empty" space ofcourse. One could use the tool for some other construction needs too. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7548 diff changeset	1364
e77bd387f449 (svn r11107) -Feature: some tool so one can still build tunnels under rails (and other structures) when the owner of the structure built it on foundations and if you have enough "empty" space ofcourse. One could use the tool for some other construction needs too. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7548 diff changeset	1365 /* Check if new slope is valid for bridges in general (so we can savely call GetBridgeFoundation()) */
e77bd387f449 (svn r11107) -Feature: some tool so one can still build tunnels under rails (and other structures) when the owner of the structure built it on foundations and if you have enough "empty" space ofcourse. One could use the tool for some other construction needs too. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7548 diff changeset	1366 if ((direction == DIAGDIR_NW) \|\| (direction == DIAGDIR_NE)) {
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	1367 CheckBridgeSlopeSouth(axis, &tileh_old, &z_old);
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	1368 res = CheckBridgeSlopeSouth(axis, &tileh_new, &z_new);
7582 e77bd387f449 (svn r11107) -Feature: some tool so one can still build tunnels under rails (and other structures) when the owner of the structure built it on foundations and if you have enough "empty" space ofcourse. One could use the tool for some other construction needs too. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7548 diff changeset	1369 } else {
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	1370 CheckBridgeSlopeNorth(axis, &tileh_old, &z_old);
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	1371 res = CheckBridgeSlopeNorth(axis, &tileh_new, &z_new);
7582 e77bd387f449 (svn r11107) -Feature: some tool so one can still build tunnels under rails (and other structures) when the owner of the structure built it on foundations and if you have enough "empty" space ofcourse. One could use the tool for some other construction needs too. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7548 diff changeset	1372 }
e77bd387f449 (svn r11107) -Feature: some tool so one can still build tunnels under rails (and other structures) when the owner of the structure built it on foundations and if you have enough "empty" space ofcourse. One could use the tool for some other construction needs too. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7548 diff changeset	1373
8371 dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	1374 /* Surface slope is valid and remains unchanged? */
dc34ed2f4803 (svn r11937) -Feature: Allow building bridge heads on more slopes. frosch <frosch@openttd.org> parents: 8370 diff changeset	1375 if (!CmdFailed(res) && (z_old == z_new) && (tileh_old == tileh_new)) return CommandCost(EXPENSES_CONSTRUCTION, _price.terraform);
7582 e77bd387f449 (svn r11107) -Feature: some tool so one can still build tunnels under rails (and other structures) when the owner of the structure built it on foundations and if you have enough "empty" space ofcourse. One could use the tool for some other construction needs too. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7548 diff changeset	1376 }
e77bd387f449 (svn r11107) -Feature: some tool so one can still build tunnels under rails (and other structures) when the owner of the structure built it on foundations and if you have enough "empty" space ofcourse. One could use the tool for some other construction needs too. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7548 diff changeset	1377
7494 3f6f5fcc079a (svn r11005) -Codechange: move the tiletype specific terraforming checks to the functions for those tile types. rubidium <rubidium@openttd.org> parents: 7472 diff changeset	1378 return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
3f6f5fcc079a (svn r11005) -Codechange: move the tiletype specific terraforming checks to the functions for those tile types. rubidium <rubidium@openttd.org> parents: 7472 diff changeset	1379 }
3f6f5fcc079a (svn r11005) -Codechange: move the tiletype specific terraforming checks to the functions for those tile types. rubidium <rubidium@openttd.org> parents: 7472 diff changeset	1380
5587 c44c070c5032 (svn r8038) -Merge: the cpp branch. Effort of KUDr, Celestar, glx, Smoovius, stillunknown and pv2b. rubidium <rubidium@openttd.org> parents: 5584 diff changeset	1381 extern const TileTypeProcs _tile_type_tunnelbridge_procs = {
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1382 DrawTile_TunnelBridge, /* draw_tile_proc */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1383 GetSlopeZ_TunnelBridge, /* get_slope_z_proc */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1384 ClearTile_TunnelBridge, /* clear_tile_proc */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1385 GetAcceptedCargo_TunnelBridge, /* get_accepted_cargo_proc */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1386 GetTileDesc_TunnelBridge, /* get_tile_desc_proc */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1387 GetTileTrackStatus_TunnelBridge, /* get_tile_track_status_proc */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1388 ClickTile_TunnelBridge, /* click_tile_proc */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1389 AnimateTile_TunnelBridge, /* animate_tile_proc */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1390 TileLoop_TunnelBridge, /* tile_loop_clear */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1391 ChangeTileOwner_TunnelBridge, /* change_tile_owner_clear */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1392 NULL, /* get_produced_cargo_proc */
4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1393 VehicleEnter_TunnelBridge, /* vehicle_enter_tile_proc */
7335 0090d1c6b978 (svn r10698) -Codechange [FS#1082]: simplify the code related to foundations. Primarily removal of (duplicated\|magic) code and introduction of few helper functions to ease foundation determination. Patch by frosch. rubidium <rubidium@openttd.org> parents: 7333 diff changeset	1394 GetFoundation_TunnelBridge, /* get_foundation_proc */
7494 3f6f5fcc079a (svn r11005) -Codechange: move the tiletype specific terraforming checks to the functions for those tile types. rubidium <rubidium@openttd.org> parents: 7472 diff changeset	1395 TerraformTile_TunnelBridge, /* terraform_tile_proc */
5584 4b26bd55bd24 (svn r8033) [cpp] - Prepare for merge from branches/cpp (all .c files renamed to .cpp) KUDr <KUDr@openttd.org> parents: diff changeset	1396 };

Mercurial > hg > openttd

annotate src/tunnelbridge_cmd.cpp @ 8596:ae0c04ca28d2 draft