xref: /aosp_15_r20/external/skia/tests/sksl/shared/DeadStripFunctions.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  colorGreen: vec4<f32>,
8  colorRed: vec4<f32>,
9};
10@binding(0) @group(0) var<uniform> _globalUniforms: _GlobalUniforms;
11fn unpremul_h4h4(color: vec4<f32>) -> vec4<f32> {
12  {
13    let _skTemp0 = max(color.w, 0.0001);
14    return vec4<f32>(color.xyz / _skTemp0, color.w);
15  }
16}
17fn live_fn_h4h4h4(a: vec4<f32>, b: vec4<f32>) -> vec4<f32> {
18  {
19    return a + b;
20  }
21}
22fn _skslMain(coords: vec2<f32>) -> vec4<f32> {
23  {
24    var a: vec4<f32>;
25    var b: vec4<f32>;
26    {
27      let _skTemp1 = live_fn_h4h4h4(vec4<f32>(3.0), vec4<f32>(-5.0));
28      a = _skTemp1;
29    }
30    {
31      let _skTemp2 = unpremul_h4h4(vec4<f32>(1.0));
32      b = _skTemp2;
33    }
34    return select(_globalUniforms.colorRed, _globalUniforms.colorGreen, vec4<bool>(any(a != vec4<f32>(0.0)) && any(b != vec4<f32>(0.0))));
35  }
36}
37@fragment fn main() -> FSOut {
38  var _stageOut: FSOut;
39  _stageOut.sk_FragColor = _skslMain(/*fragcoord*/ vec2<f32>());
40  return _stageOut;
41}
42