diff options
Diffstat (limited to 'src/Raytracer.ts')
| -rw-r--r-- | src/Raytracer.ts | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/src/Raytracer.ts b/src/Raytracer.ts index 68d5138..673977b 100644 --- a/src/Raytracer.ts +++ b/src/Raytracer.ts @@ -49,7 +49,7 @@ class Raytracer { process() { for (let y = this.rowStartIndex; y <= this.rowEndIndex; y++) { - const rowResultBuffer: Colour[] = []; + const resultBuffer = new Uint8ClampedArray(3 * this.context.width); for (let x = 0; x < this.context.width; x++) { const rayX = x + 0.5 - this.context.width / 2; @@ -61,14 +61,24 @@ class Raytracer { const pixelValue = this.raytrace(ray); - rowResultBuffer.push(pixelValue); + const buffIdx = x * 3; + resultBuffer[buffIdx] = pixelValue.r; + resultBuffer[buffIdx + 1] = pixelValue.g; + resultBuffer[buffIdx + 2] = pixelValue.b; } - self.postMessage({ - type: 'raytraceResultRow', - resultBuffer: rowResultBuffer, - rowIndex: y, - }); + if (this.context.options.directMemoryTransfer) { + // prettier-ignore + // eslint-disable-next-line @typescript-eslint/ban-ts-comment + // @ts-ignore + self.postMessage({type: 'raytraceResultRow', rowIndex: y, resultBuffer: resultBuffer.buffer}, [resultBuffer.buffer]); + } else { + self.postMessage({ + type: 'raytraceResultRow', + resultBuffer: resultBuffer.buffer, + rowIndex: y, + }); + } } self.postMessage({type: 'raytraceComplete'}); @@ -205,7 +215,6 @@ class Raytracer { incidentAngle: Vector, surfaceNormal: Vector ): Vector { - // I - N*2.f*(I*N); // v2 = v1 – 2(v1.n)n https://bocilmania.com/2018/04/21/how-to-get-reflection-vector/ return incidentAngle.subtract( surfaceNormal |