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(svn r16701) -Fix [FS#3001]: limit the screen's resolution to 65535x65535 so the dirty pixels stay within bounds of a 32 bits integer

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rubidium 2009-06-30 12:42:43 +00:00
parent c29afac0a7
commit b7c8026a3d
1 changed files with 7 additions and 4 deletions
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11
src/openttd.cpp
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@ -553,10 +553,13 @@ int ttd_main(int argc, char *argv[])
if (startyear != INVALID_YEAR) _settings_newgame.game_creation.starting_year = startyear;
if (generation_seed != GENERATE_NEW_SEED) _settings_newgame.game_creation.generation_seed = generation_seed;
/* The width and height must be at least 1 pixel, this
* way all internal drawing routines work correctly. */
if (_cur_resolution.width == 0) _cur_resolution.width = 1;
if (_cur_resolution.height == 0) _cur_resolution.height = 1;
/*
* The width and height must be at least 1 pixel and width times
* height must still fit within a 32 bits integer, this way all
* internal drawing routines work correctly.
*/
_cur_resolution.width = ClampU(_cur_resolution.width, 1, UINT16_MAX);
_cur_resolution.height = ClampU(_cur_resolution.height, 1, UINT16_MAX);
#if defined(ENABLE_NETWORK)
if (dedicated_host) {