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use ns for timing

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a dinosaur
2024-09-14 10:27:55 +10:00
parent 3c88666475
commit ed0cfcc895
1 changed files with 4 additions and 5 deletions
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9
src/analogue.c
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@ -68,7 +68,7 @@ int SDL_AppInit(int argc, char* argv[])
InitDefaults(&stickl); InitDefaults(&stickl);
InitDefaults(&stickr); InitDefaults(&stickr);
tickslast = SDL_GetTicks(); tickslast = SDL_GetTicksNS();
return 0; return 0;
} }
@ -203,9 +203,8 @@ int SDL_AppEvent(const SDL_Event* event)
int SDL_AppIterate(void) int SDL_AppIterate(void)
{ {
//FIXME: probably doesn't matter but this isn't very precise const Uint64 ticks = SDL_GetTicksNS();
const Uint64 ticks = SDL_GetTicks(); const double framedelta = (double)(ticks - tickslast) / 1000000000.0;
const double framedelta = (double)(ticks - tickslast);
tickslast = ticks; tickslast = ticks;
if (!repaint) if (!repaint)
@ -225,7 +224,7 @@ int SDL_AppIterate(void)
const int plrSz = 32; const int plrSz = 32;
const int hplrSz = plrSz / 2; const int hplrSz = plrSz / 2;
plrpos = VecAdd(plrpos, VecScale(stickl.compos, framedelta * 0.5)); plrpos = VecAdd(plrpos, VecScale(stickl.compos, framedelta * 500.0));
plrpos.x = pfmod(plrpos.x + hplrSz, rendSize.w + plrSz) - hplrSz; plrpos.x = pfmod(plrpos.x + hplrSz, rendSize.w + plrSz) - hplrSz;
plrpos.y = pfmod(plrpos.y + hplrSz, rendSize.h + plrSz) - hplrSz; plrpos.y = pfmod(plrpos.y + hplrSz, rendSize.h + plrSz) - hplrSz;