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20 lines
454 B
WebGPU Shading Language
20 lines
454 B
WebGPU Shading Language
// only test purpose
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override value: f32;
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@vertex
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fn vs_main(@builtin(vertex_index) in_vertex_index: u32) -> @builtin(position) vec4<f32> {
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// only test purpose
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_ = value;
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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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@fragment
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fn fs_main() -> @location(0) vec4<f32> {
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// only test purpose
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_ = value;
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return vec4<f32>(1.0, 0.0, 0.0, 1.0);
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}
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