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comparison src/graph_gui.cpp @ 7520:1903ce8b07b4 draft

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(svn r11039) -Fix [FS#1191]: underflow that caused overflows in the performance rating calculation.
author rubidium <rubidium@openttd.org>
date Sun, 02 Sep 2007 20:41:46 +0000
parents 549c757023fc
children b66a3cb83e69
comparison
equal deleted inserted replaced
7519:f3ee476ce6ec 7520:1903ce8b07b4
1004 /* Draw the score */ 1004 /* Draw the score */
1005 SetDParam(0, score); 1005 SetDParam(0, score);
1006 DrawStringRightAligned(107, y, SET_PERFORMANCE_DETAIL_INT, 0); 1006 DrawStringRightAligned(107, y, SET_PERFORMANCE_DETAIL_INT, 0);
1007 1007
1008 /* Calculate the %-bar */ 1008 /* Calculate the %-bar */
1009 if (val > needed) { 1009 x = clamp(val, 0, needed) * 50 / needed;
1010 x = 50;
1011 } else if (val == 0) {
1012 x = 0;
1013 } else {
1014 x = val * 50 / needed;
1015 }
1016 1010
1017 /* SCORE_LOAN is inversed */ 1011 /* SCORE_LOAN is inversed */
1018 if (val < 0 && i == SCORE_LOAN) x = 0; 1012 if (val < 0 && i == SCORE_LOAN) x = 0;
1019 1013
1020 /* Draw the bar */ 1014 /* Draw the bar */
1021 if (x != 0) GfxFillRect(112, y - 2, 112 + x, y + 10, color_done); 1015 if (x != 0) GfxFillRect(112, y - 2, 112 + x, y + 10, color_done);
1022 if (x != 50) GfxFillRect(112 + x, y - 2, 112 + 50, y + 10, color_notdone); 1016 if (x != 50) GfxFillRect(112 + x, y - 2, 112 + 50, y + 10, color_notdone);
1023 1017
1024 /* Calculate the % */ 1018 /* Calculate the % */
1025 x = (val <= needed) ? val * 100 / needed : 100; 1019 x = clamp(val, 0, needed) * 100 / needed;
1026 1020
1027 /* SCORE_LOAN is inversed */ 1021 /* SCORE_LOAN is inversed */
1028 if (val < 0 && i == SCORE_LOAN) x = 0; 1022 if (val < 0 && i == SCORE_LOAN) x = 0;
1029 1023
1030 /* Draw it */ 1024 /* Draw it */