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Better sync

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This commit is contained in:
lax1dude 2024-12-11 21:32:51 -08:00
parent 290e775165
commit eb6131cacf
1 changed files with 18 additions and 12 deletions
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30
src/main/java/net/lax1dude/eaglercraft/glemu/EaglerAdapterGL30.java
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@ -1614,26 +1614,32 @@ public class EaglerAdapterGL30 extends EaglerAdapterImpl2 {
}
public static boolean sync(int limitFramerate, long[] timerPtr) {
boolean limitFPS = limitFramerate > 0 && limitFramerate < 1000;
boolean limitFPS = limitFramerate > 0 && limitFramerate <= 1000;
boolean blocked = false;
if(limitFPS) {
long frameMillis = (1000l / limitFramerate);
if(timerPtr[0] == 0l) {
timerPtr[0] = steadyTimeMillis();
timerPtr[0] = steadyTimeMillis() + frameMillis;
}else {
long millis = steadyTimeMillis();
long frameMillis = (1000l / limitFramerate);
long frameTime = millis - timerPtr[0];
if(frameTime > 2000l || frameTime < 0l) {
frameTime = frameMillis;
timerPtr[0] = millis;
}else {
timerPtr[0] += frameMillis;
}
if(frameTime >= 0l && frameTime < frameMillis) {
sleep((int)(frameMillis - frameTime));
long remaining = timerPtr[0] - millis;
if(remaining > 0) {
if(isWebGL) {
immediateContinue(); // cannot stack setTimeouts, or it will throttle
millis = steadyTimeMillis();
remaining = timerPtr[0] - millis;
if(remaining > 0) {
sleep((int)remaining);
}
}else {
sleep((int)remaining);
}
blocked = true;
}
if((timerPtr[0] += frameMillis) < millis) {
timerPtr[0] = millis;
}
}
}else {
timerPtr[0] = 0l;