Function castingOffsetByThreadXAndOutputX

test/internal/casting.js:6–22

(mode)

describe('internal: casting');

function castingOffsetByThreadXAndOutputX(mode) {
  const gpu = new GPU({ mode });
  const kernel = gpu.createKernel(function (value) {
    // value will be a number
    // this.thread.x is an integer
    // this.output.x is treated as a literal, so can be either integer or float
    // return value will be float
    return this.thread.x + (this.output.x * value);
  }, {
    output: [1],
    strictIntegers: true,
  });
  const result = kernel(1);
  assert.equal(result[0], 1);
  assert.deepEqual(kernel.argumentTypes, ['Integer']);
  gpu.destroy();
}

(GPU.isWebGLSupported ? test : skip)('casting offset by this.thread.x and this.output.x webgl', () => {
  castingOffsetByThreadXAndOutputX('webgl');