mirror of
https://gitlab.com/ryandwyer/perfect-dark
synced 2026-09-06 18:41:00 -04:00
Ryan Dwyer
60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
#include <ultra64.h>
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#include "constants.h"
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#include "game/timing.h"
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#include "gvars/gvars.h"
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#include "data.h"
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#include "types.h"
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void frametimeInit(void)
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{
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g_Vars.thisframetime = osGetCount();
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g_Vars.lastframetime = g_Vars.thisframetime;
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}
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void frametimeApply(s32 diffframe60, s32 diffframe240, s32 frametime)
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{
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g_Vars.lastframetime = g_Vars.thisframetime;
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g_Vars.thisframetime = frametime;
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g_Vars.diffframe60 = diffframe60;
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g_Vars.diffframe60freal = g_Vars.diffframe60f = diffframe60;
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g_Vars.lastframe240 = g_Vars.thisframe240;
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g_Vars.thisframe240 += diffframe240;
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g_Vars.diffframe240 = diffframe240;
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g_Vars.diffframe240freal = g_Vars.diffframe240f = diffframe240;
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}
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void frametimeCalculate(void)
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{
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u32 count;
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u32 thisframeticks;
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u32 diffframe60;
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u32 diffframe240;
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do {
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count = osGetCount();
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thisframeticks = count - g_Vars.thisframetime;
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g_Vars.thisframeticks = thisframeticks;
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diffframe60 = (g_Vars.lostframetime + thisframeticks + 390625) / 781250;
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diffframe240 = (g_Vars.lostframetime240 + thisframeticks + 97656) / 195312;
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} while (diffframe60 < g_Vars.mininc60);
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g_Vars.lostframetime = (g_Vars.lostframetime + thisframeticks) - (diffframe60 * 781250);
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g_Vars.lostframetime240 = (g_Vars.lostframetime240 + thisframeticks) - (diffframe240 * 195312);
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g_Vars.mininc60 = 1;
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frametimeApply(diffframe60, diffframe240, count);
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}
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void func0f16cf8c(s32 arg0)
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{
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// empty
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}
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void func0f16cf94(void)
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{
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// empty
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}
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