15 lines
435 B
WebGPU Shading Language
15 lines
435 B
WebGPU Shading Language
struct DrawIndirectArgs {
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vertexCount : atomic<u32>;
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};
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@group(0) @binding(5) var<storage, read_write> drawOut : DrawIndirectArgs;
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var<private> cubeVerts : u32 = 0u;
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@stage(compute) @workgroup_size(1)
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fn computeMain(@builtin(global_invocation_id) global_id : vec3<u32>) {
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// Increment cubeVerts based on some criteria...
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// This fails SPIR-V validation
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let firstVertex : u32 = atomicAdd(&drawOut.vertexCount, cubeVerts);
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}
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