xref: /aosp_15_r20/external/skia/tests/sksl/shared/StorageBufferVertex.wgsl (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1diagnostic(off, derivative_uniformity);
2diagnostic(off, chromium.unreachable_code);
3struct VSIn {
4  @builtin(vertex_index) sk_VertexID: u32,
5};
6struct VSOut {
7  @builtin(position) sk_Position: vec4<f32>,
8};
9/* unsupported */ var<private> sk_PointSize: f32;
10struct storageBuffer {
11  vertices: array<vec2<f32>>,
12};
13@group(0) @binding(0) var<storage, read> _storage0 : storageBuffer;
14fn _skslMain(_stageIn: VSIn, _stageOut: ptr<function, VSOut>) {
15  {
16    (*_stageOut).sk_Position = vec4<f32>(_storage0.vertices[i32(_stageIn.sk_VertexID)], 1.0, 1.0);
17  }
18}
19@vertex fn main(_stageIn: VSIn) -> VSOut {
20  var _stageOut: VSOut;
21  _skslMain(_stageIn, &_stageOut);
22  return _stageOut;
23}
24