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20 lines
421 B
WebGPU Shading Language
20 lines
421 B
WebGPU Shading Language
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[[builtin(vertex_index)]]
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var<in> in_vertex_index: u32;
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[[builtin(position)]]
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var<out> out_pos: vec4<f32>;
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[[stage(vertex)]]
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fn vs_main() {
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var x: f32 = f32(i32(in_vertex_index) - 1);
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var y: f32 = f32(i32(in_vertex_index & 1) * 2 - 1);
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out_pos = vec4<f32>(x, y, 0.0, 1.0);
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}
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[[location(0)]]
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var<out> out_color: vec4<f32>;
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[[stage(fragment)]]
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fn fs_main() {
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out_color = vec4<f32>(1.0, 0.0, 0.0, 1.0);
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}
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