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14 lines
375 B
WebGPU Shading Language
14 lines
375 B
WebGPU Shading Language
// vim:ft=rust:
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[[stage(vertex)]]
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fn vs_main([[builtin(vertex_index)]] in_vertex_index: u32) -> [[builtin(position)]] vec4<f32> {
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let x = f32(i32(in_vertex_index) - 1);
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let y = f32(i32(in_vertex_index & 1u) * 2 - 1);
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return vec4<f32>(x, y, 0.0, 1.0);
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}
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[[stage(fragment)]]
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fn fs_main() -> [[location(0)]] vec4<f32> {
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return vec4<f32>(0.4, 0.0, 0.8, 0.5);
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}
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