Function writeVsUniforms

src/renderers/createAnnotationMarkerRenderer.ts:155–165

(canvasWidthDevicePx: number, canvasHeightDevicePx: number, devicePixelRatio: number)

  };

  const writeVsUniforms = (canvasWidthDevicePx: number, canvasHeightDevicePx: number, devicePixelRatio: number): void => {
    const w = Number.isFinite(canvasWidthDevicePx) && canvasWidthDevicePx > 0 ? canvasWidthDevicePx : 1;
    const h = Number.isFinite(canvasHeightDevicePx) && canvasHeightDevicePx > 0 ? canvasHeightDevicePx : 1;
    const dpr = Number.isFinite(devicePixelRatio) && devicePixelRatio > 0 ? devicePixelRatio : 1;

    vsUniformScratchF32[0] = w;
    vsUniformScratchF32[1] = h;
    vsUniformScratchF32[2] = dpr;
    vsUniformScratchF32[3] = 0;
    writeUniformBuffer(device, vsUniformBuffer, vsUniformScratchF32);
  };

  const prepare: AnnotationMarkerRenderer['prepare'] = ({ canvasWidth, canvasHeight, devicePixelRatio, instances }) => {
    assertNotDisposed();