Function writeTransformMat4F32

src/renderers/createScatterRenderer.ts:117–135

(out: Float32Array, ax: number, bx: number, ay: number, by: number)

};

const writeTransformMat4F32 = (out: Float32Array, ax: number, bx: number, ay: number, by: number): void => {
  // Column-major mat4x4 for: clip = M * vec4(x, y, 0, 1)
  out[0] = ax;
  out[1] = 0;
  out[2] = 0;
  out[3] = 0; // col0
  out[4] = 0;
  out[5] = ay;
  out[6] = 0;
  out[7] = 0; // col1
  out[8] = 0;
  out[9] = 0;
  out[10] = 1;
  out[11] = 0; // col2
  out[12] = bx;
  out[13] = by;
  out[14] = 0;
  out[15] = 1; // col3
};

const computePlotScissorDevicePx = (
  gridArea: GridArea