mirror of
https://github.com/RetroPortingToolKit/psxrecomp
synced 2026-10-26 10:19:47 -04:00
Matthew Stanley
34 lines
1.3 KiB
C
34 lines
1.3 KiB
C
#include "present_sync.h"
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#include <stdio.h>
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static int failures;
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static void check(int requested, int blocked, double guest, double host,
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int expected) {
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const int actual = psx_present_sync_interval(requested, blocked, guest, host);
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if (actual != expected) {
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fprintf(stderr, "sync(%d,%d,%.3f,%.3f): got %d expected %d\n",
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requested, blocked, guest, host, actual, expected);
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++failures;
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}
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}
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int main(void) {
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const double panels[] = {60, 75, 120, 144, 165, 240};
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for (unsigned i = 0; i < sizeof panels / sizeof panels[0]; ++i) {
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check(1, 0, 59.94, panels[i], 1);
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check(1, 0, 50, panels[i], 1); /* PAL on a faster panel */
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check(-1, 0, 59.94, panels[i], -1); /* explicit adaptive */
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check(0, 0, 59.94, panels[i], 0); /* explicit VSync off */
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check(2, 0, 59.94, panels[i], 0); /* VRR frame generation */
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check(1, 1, 59.94, panels[i], 0); /* scheduler/netplay/recovery */
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}
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check(1, 0, 50, 50, 1);
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check(1, 0, 60, 59, 1);
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check(1, 0, 59.94, 50, 0); /* do not slow the guest to the panel */
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check(1, 0, 120, 60, 0);
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check(1, 0, 59.94, 0, 0); /* unknown display */
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check(1, 0, 0, 144, 0); /* uncapped guest */
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puts(failures ? "present sync FAILED" : "present sync passed (42 cases)");
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return failures ? 1 : 0;
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}
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