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33 lines
817 B
33 lines
817 B
struct PackedMatrixBatch {
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size: vec4<u32>,
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data: array<vec4<f32>>,
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}
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struct MatrixBatch {
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size: vec4<u32>,
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data: array<f32>,
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}
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@group(0) @binding(0)
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var<storage, read> e: PackedMatrixBatch;
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@group(0) @binding(1)
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var<storage, read> tw: PackedMatrixBatch;
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@group(0) @binding(2)
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var<storage, read_write> aw: MatrixBatch;
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@compute @workgroup_size(1)
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fn main(@builtin(global_invocation_id) global_id: vec3<u32>) {
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aw.size.x = tw.size.y;
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aw.size.y = e.size.y;
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aw.size.z = e.size.z;
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var s = 0f;
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let vc = e.size.x / 4;
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let lo = (global_id.z * e.size.y + global_id.y) * vc;
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let ro = (global_id.z * tw.size.y + global_id.x) * vc;
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for (var i = 0u; i < vc; i++) {
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s += dot(e.data[lo + i], tw.data[ro + i]);
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}
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aw.data[(global_id.z * aw.size.y + global_id.y) * aw.size.x + global_id.x] = s;
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}
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