xref: /aosp_15_r20/external/skia/tests/sksl/shared/Clockwise.wgsl (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1*c8dee2aaSAndroid Build Coastguard Workerdiagnostic(off, derivative_uniformity);
2*c8dee2aaSAndroid Build Coastguard Workerdiagnostic(off, chromium.unreachable_code);
3*c8dee2aaSAndroid Build Coastguard Workerstruct FSIn {
4*c8dee2aaSAndroid Build Coastguard Worker  @builtin(front_facing) sk_Clockwise: bool,
5*c8dee2aaSAndroid Build Coastguard Worker};
6*c8dee2aaSAndroid Build Coastguard Workerstruct FSOut {
7*c8dee2aaSAndroid Build Coastguard Worker  @location(0) sk_FragColor: vec4<f32>,
8*c8dee2aaSAndroid Build Coastguard Worker};
9*c8dee2aaSAndroid Build Coastguard Workerfn _skslMain(_stageIn: FSIn, _stageOut: ptr<function, FSOut>) {
10*c8dee2aaSAndroid Build Coastguard Worker  {
11*c8dee2aaSAndroid Build Coastguard Worker    (*_stageOut).sk_FragColor = vec4<f32>(f32(select(-1, 1, _stageIn.sk_Clockwise)));
12*c8dee2aaSAndroid Build Coastguard Worker  }
13*c8dee2aaSAndroid Build Coastguard Worker}
14*c8dee2aaSAndroid Build Coastguard Worker@fragment fn main(_stageIn: FSIn) -> FSOut {
15*c8dee2aaSAndroid Build Coastguard Worker  var _stageOut: FSOut;
16*c8dee2aaSAndroid Build Coastguard Worker  _skslMain(_stageIn, &_stageOut);
17*c8dee2aaSAndroid Build Coastguard Worker  return _stageOut;
18*c8dee2aaSAndroid Build Coastguard Worker}
19