26 lines
460 B
WebGPU Shading Language
26 lines
460 B
WebGPU Shading Language
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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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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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// param 0
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// x = -1
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// y = -1
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// param 1
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// x = 0
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// y = 1
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// param 2
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// x = 1
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// y = -1
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}
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@fragment
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fn fs_main() -> @location(0) vec4<f32> {
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return vec4<f32>(0.0, 0.0, 1.0, 1.0);
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} |