pixi.js
Version:
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18 lines (16 loc) • 797 B
JavaScript
;
function fastCopy(sourceBuffer, destinationBuffer, sourceOffset, byteLength) {
sourceOffset ?? (sourceOffset = 0);
byteLength ?? (byteLength = Math.min(sourceBuffer.byteLength - sourceOffset, destinationBuffer.byteLength));
if (!(sourceOffset & 7) && !(byteLength & 7)) {
const len = byteLength / 8;
new Float64Array(destinationBuffer, 0, len).set(new Float64Array(sourceBuffer, sourceOffset, len));
} else if (!(sourceOffset & 3) && !(byteLength & 3)) {
const len = byteLength / 4;
new Float32Array(destinationBuffer, 0, len).set(new Float32Array(sourceBuffer, sourceOffset, len));
} else {
new Uint8Array(destinationBuffer).set(new Uint8Array(sourceBuffer, sourceOffset, byteLength));
}
}
export { fastCopy };
//# sourceMappingURL=fastCopy.mjs.map