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31 lines
810 B
31 lines
810 B
alias number = f32;
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struct MatrixBatch {
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size: vec4<u32>,
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data: array<number>,
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}
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@group(0) @binding(0)
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var<storage, read> l: MatrixBatch;
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@group(0) @binding(1)
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var<storage, read> r: MatrixBatch;
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@group(0) @binding(2)
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var<storage, read_write> result: 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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result.size.x = r.size.x;
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result.size.y = l.size.y;
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result.size.z = l.size.z;
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var s = 0f;
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var li = global_id.z * l.size.x * l.size.y + global_id.y * l.size.x;
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var ri = global_id.z * r.size.x * r.size.y + global_id.x;
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for (var i = 0u; i < l.size.x; i++) {
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s += l.data[li] * r.data[ri];
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li++;
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ri += r.size.x;
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}
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result.data[global_id.z * result.size.y * result.size.x + global_id.y * result.size.x + global_id.x] = s;
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}
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