dranke/microw8
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update frame pacing calculation in web runtime

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fixes carts running too slow in chrome
This commit is contained in:
Dennis Ranke
2023-04-07 17:08:04 +02:00
parent c8a9f533ef
commit b3a8512129
1 changed files with 5 additions and 6 deletions
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11
web/src/microw8.js
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@@ -274,7 +274,7 @@ export default function MicroW8(screen, config = {}) {
try {
let restart = false;
let thisFrame;
let nextFrame = 0;
if (!isPaused) {
let gamepads = navigator.getGamepads();
let gamepad = 0;
@@ -321,13 +321,12 @@ export default function MicroW8(screen, config = {}) {
}
canvasCtx.putImageData(imageData, 0, 0);
let timeOffset = ((time * 6) % 100 - 50) / 6;
thisFrame = startTime + time - timeOffset / 8;
} else {
thisFrame = Date.now();
let thisFrame = Math.floor(time * 6 / 100);
let timeOffset = time - thisFrame * 100 / 6;
nextFrame = Math.ceil(startTime + (thisFrame + 1) * 100 / 6 + Math.min(4, timeOffset));
}
let now = Date.now();
let nextFrame = Math.max(thisFrame + timePerFrame, now);
nextFrame = Math.max(nextFrame, now);
if (restart) {
runModule(currentData);