30 lines
727 B
Plaintext
30 lines
727 B
Plaintext
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// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#version 460 core
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layout (local_size_x = 16, local_size_y = 8, local_size_z = 1) in;
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layout (binding = 0) buffer ThreadData {
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uint data[];
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};
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uint xorshift32(uint x) {
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x ^= x << 13;
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x ^= x >> 17;
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x ^= x << 5;
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return x;
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}
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uint getGlobalIndex() {
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return gl_GlobalInvocationID.x + gl_GlobalInvocationID.y * gl_WorkGroupSize.y * gl_NumWorkGroups.y;
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}
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void main() {
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uint myIndex = xorshift32(getGlobalIndex());
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uint otherIndex = xorshift32(myIndex);
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uint otherValue = atomicAdd(data[otherIndex % data.length()], 0) + 1;
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atomicAdd(data[myIndex % data.length()], otherValue);
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}
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