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Allow auto frameskip to skip > 1 frame.

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This commit is contained in:
Unknown W. Brackets 2013-12-15 13:27:16 -08:00
parent 9aa1b15569
commit 9e9c6c0719
1 changed files with 10 additions and 4 deletions
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14
Core/HLE/sceDisplay.cpp
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@ -462,7 +462,7 @@ void DoFrameTiming(bool &throttle, bool &skipFrame, float timestep) {
if (curFrameTime > nextFrameTime && doFrameSkip) {
skipFrame = true;
}
} else if (g_Config.iFrameSkip > 1) {
} else if (g_Config.iFrameSkip > 1) {
// Other values = fixed frameskip
if (numSkippedFrames >= g_Config.iFrameSkip - 1)
skipFrame = false;
@ -563,9 +563,15 @@ void hleEnterVblank(u64 userdata, int cyclesLate) {
// 1.001f to compensate for the classic 59.94 NTSC framerate that the PSP seems to have.
DoFrameTiming(throttle, skipFrame, (float)numVBlanksSinceFlip * (1.001f / 60.0f));
// Max 4 skipped frames in a row - 15 fps is really the bare minimum for playability.
// We check for 3 here so it's 3 skipped frames, 1 non skipped, 3 skipped, etc.
int maxFrameskip = throttle ? g_Config.iFrameSkip : 8;
int maxFrameskip = 8;
if (throttle) {
if (g_Config.iFrameSkip == 1) {
// 4 here means 1 drawn, 4 skipped - so 12 fps minimum.
maxFrameskip = 4;
} else {
maxFrameskip = g_Config.iFrameSkip - 1;
}
}
if (numSkippedFrames >= maxFrameskip) {
skipFrame = false;
}