xref: /aosp_15_r20/external/skia/tests/sksl/blend/BlendDifference.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  src: vec4<f32>,
8  dst: vec4<f32>,
9};
10@binding(0) @group(0) var<uniform> _globalUniforms: _GlobalUniforms;
11fn _skslMain(_stageOut: ptr<function, FSOut>) {
12  {
13    let _skTemp0 = min(_globalUniforms.src.xyz * _globalUniforms.dst.w, _globalUniforms.dst.xyz * _globalUniforms.src.w);
14    (*_stageOut).sk_FragColor = vec4<f32>((_globalUniforms.src.xyz + _globalUniforms.dst.xyz) - 2.0 * _skTemp0, _globalUniforms.src.w + (1.0 - _globalUniforms.src.w) * _globalUniforms.dst.w);
15  }
16}
17@fragment fn main() -> FSOut {
18  var _stageOut: FSOut;
19  _skslMain(&_stageOut);
20  return _stageOut;
21}
22