pixi.js/lib/rendering/renderers/shared/buffer/utils/fastCopy.mjs.map

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{"version":3,"file":"fastCopy.mjs","sources":["../../../../../../src/rendering/renderers/shared/buffer/utils/fastCopy.ts"],"sourcesContent":["/**\n * Copies from one ArrayBuffer to another.\n * Uses Float64Array (8-byte), Float32Array (4-byte), or Uint8Array depending on alignment.\n * @param sourceBuffer - the array buffer to copy from\n * @param destinationBuffer - the array buffer to copy to\n * @param sourceOffset - the byte offset to start copying from (default 0)\n * @param byteLength - the number of bytes to copy (default: min of source available and destination size)\n * @category rendering\n * @advanced\n */\nexport function fastCopy(\n    sourceBuffer: ArrayBuffer | ArrayBufferLike,\n    destinationBuffer: ArrayBuffer | ArrayBufferLike,\n    sourceOffset?: number,\n    byteLength?: number\n): void\n{\n    sourceOffset ??= 0;\n    byteLength ??= Math.min(sourceBuffer.byteLength - sourceOffset, destinationBuffer.byteLength);\n\n    if (!(sourceOffset & 7) && !(byteLength & 7))\n    {\n        // 8-byte aligned - use Float64Array (8x faster)\n        const len = byteLength / 8;\n\n        new Float64Array(destinationBuffer, 0, len).set(new Float64Array(sourceBuffer, sourceOffset, len));\n    }\n    else if (!(sourceOffset & 3) && !(byteLength & 3))\n    {\n        // 4-byte aligned - use Float32Array (4x faster)\n        const len = byteLength / 4;\n\n        new Float32Array(destinationBuffer, 0, len).set(new Float32Array(sourceBuffer, sourceOffset, len));\n    }\n    else\n    {\n        // Fall back to byte-by-byte copy\n        new Uint8Array(destinationBuffer).set(new Uint8Array(sourceBuffer, sourceOffset, byteLength));\n    }\n}\n"],"names":[],"mappings":";AAUO,SAAS,QAAA,CACZ,YAAA,EACA,iBAAA,EACA,YAAA,EACA,UAAA,EAEJ;AACI,EAAA,YAAA,KAAA,YAAA,GAAiB,CAAA,CAAA;AACjB,EAAA,UAAA,KAAA,UAAA,GAAe,KAAK,GAAA,CAAI,YAAA,CAAa,UAAA,GAAa,YAAA,EAAc,kBAAkB,UAAU,CAAA,CAAA;AAE5F,EAAA,IAAI,EAAE,YAAA,GAAe,CAAA,CAAA,IAAM,EAAE,aAAa,CAAA,CAAA,EAC1C;AAEI,IAAA,MAAM,MAAM,UAAA,GAAa,CAAA;AAEzB,IAAA,IAAI,YAAA,CAAa,iBAAA,EAAmB,CAAA,EAAG,GAAG,CAAA,CAAE,GAAA,CAAI,IAAI,YAAA,CAAa,YAAA,EAAc,YAAA,EAAc,GAAG,CAAC,CAAA;AAAA,EACrG,WACS,EAAE,YAAA,GAAe,CAAA,CAAA,IAAM,EAAE,aAAa,CAAA,CAAA,EAC/C;AAEI,IAAA,MAAM,MAAM,UAAA,GAAa,CAAA;AAEzB,IAAA,IAAI,YAAA,CAAa,iBAAA,EAAmB,CAAA,EAAG,GAAG,CAAA,CAAE,GAAA,CAAI,IAAI,YAAA,CAAa,YAAA,EAAc,YAAA,EAAc,GAAG,CAAC,CAAA;AAAA,EACrG,CAAA,MAEA;AAEI,IAAA,IAAI,UAAA,CAAW,iBAAiB,CAAA,CAAE,GAAA,CAAI,IAAI,UAAA,CAAW,YAAA,EAAc,YAAA,EAAc,UAAU,CAAC,CAAA;AAAA,EAChG;AACJ;;;;"}