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Wolf3D:

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- Fixed in-game time. 
- Fixed incorrect implementation of SDL_Delay.
- Achieved maximum smoothness.

git-svn-id: svn://kolibrios.org@9123 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
turbocat 2021-08-06 01:39:17 +00:00
parent c1ce1d963a
commit 8835a95cf8
1 changed files with 7 additions and 8 deletions
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13
contrib/games/wolf3d/SDL/uSDL.c
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@ -17,13 +17,12 @@ unsigned uSDL_GetTicks(void){
:"a"(26),"b"(9)
:"memory"
);
return (__curtime-__starttime);
return (__curtime-__starttime)*10;
}
void uSDL_Delay(unsigned time){
__asm__ __volatile__(
"int $0x40"
::"a"(5), "b"(time/3)
:"memory"
);
void uSDL_Delay(unsigned ms){
unsigned start = uSDL_GetTicks();
do{
__asm__("int $0x40" :: "a"(68),"b"(1));
}while (uSDL_GetTicks()-start < ms);
}