Function testNumberTexture

test/features/dynamic-arguments.js:161–235

(mode)

});

function testNumberTexture(mode) {
  const gpu = new GPU({ mode });
  const matrix4X4 = [
    [1,2,3,4],
    [5,6,7,8],
    [9,10,11,12],
    [13,14,15,16],
  ];
  const texture4X4 = (
    gpu.createKernel(function(value) {
      return value[this.thread.y][this.thread.x];
    })
      .setOutput([4, 4])
      .setPrecision('single')
      .setPipeline(true)
  )(matrix4X4);

  const matrix3X3 = [
    [1,2,3],
    [4,5,6],
    [7,8,9]
  ];
  const texture3X3 = (
    gpu.createKernel(function(value) {
      return value[this.thread.y][this.thread.x];
    })
      .setOutput([3, 3])
      .setPrecision('single')
      .setPipeline(true)
  )(matrix3X3);

  const matrix2X2 = [
    [1,2],
    [3,4]
  ];
  const texture2X2 = (
    gpu.createKernel(function(value) {
      return value[this.thread.y][this.thread.x];
    })
      .setOutput([2, 2])
      .setPrecision('single')
      .setPipeline(true)
  )(matrix2X2);

  const kernel = gpu.createKernel(function(texture) {
    return texture[this.thread.y][this.thread.x];
  })
    .setDynamicArguments(true)
    .setDynamicOutput(true)
    .setOutput([4,4]);

  assert.deepEqual(kernel(texture4X4), [
    new Float32Array([1,2,3,4]),
    new Float32Array([5,6,7,8]),
    new Float32Array([9,10,11,12]),
    new Float32Array([13,14,15,16]),
  ]);