xref: /aosp_15_r20/external/skia/tests/sksl/intrinsics/Fwidth.wgsl (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1diagnostic(off, derivative_uniformity);
2diagnostic(off, chromium.unreachable_code);
3struct FSOut {
4  @location(0) sk_FragColor: vec4<f32>,
5};
6struct _GlobalUniforms {
7  testInputs: vec4<f32>,
8  colorGreen: vec4<f32>,
9  colorRed: vec4<f32>,
10};
11@binding(0) @group(0) var<uniform> _globalUniforms: _GlobalUniforms;
12fn _skslMain(coords: vec2<f32>) -> vec4<f32> {
13  {
14    const expected: vec4<f32> = vec4<f32>(0.0);
15    let _skTemp0 = dpdx(_globalUniforms.testInputs.x);
16    let _skTemp1 = dpdx(_globalUniforms.testInputs.xy);
17    let _skTemp2 = dpdx(_globalUniforms.testInputs.xyz);
18    let _skTemp3 = dpdx(_globalUniforms.testInputs);
19    let _skTemp4 = fwidth(coords.xx);
20    let _skTemp5 = sign(_skTemp4);
21    let _skTemp6 = fwidth(vec2<f32>(coords.x, 1.0));
22    let _skTemp7 = sign(_skTemp6);
23    let _skTemp8 = fwidth(coords.yy);
24    let _skTemp9 = sign(_skTemp8);
25    let _skTemp10 = fwidth(vec2<f32>(0.0, coords.y));
26    let _skTemp11 = sign(_skTemp10);
27    let _skTemp12 = fwidth(coords);
28    let _skTemp13 = sign(_skTemp12);
29    return select(_globalUniforms.colorRed, _globalUniforms.colorGreen, vec4<bool>(((((((((_skTemp0 == expected.x) && all(_skTemp1 == expected.xy)) && all(_skTemp2 == expected.xyz)) && all(_skTemp3 == expected)) && all(_skTemp5 == vec2<f32>(1.0))) && all(_skTemp7 == vec2<f32>(1.0, 0.0))) && all(_skTemp9 == vec2<f32>(1.0))) && all(_skTemp11 == vec2<f32>(0.0, 1.0))) && all(_skTemp13 == vec2<f32>(1.0))));
30  }
31}
32@fragment fn main() -> FSOut {
33  var _stageOut: FSOut;
34  _stageOut.sk_FragColor = _skslMain(/*fragcoord*/ vec2<f32>());
35  return _stageOut;
36}
37