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https://github.com/KhronosGroup/glslang
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24 lines
545 B
Plaintext
24 lines
545 B
Plaintext
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#version 450
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#extension GL_KHR_shader_subgroup_basic: enable
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layout (local_size_x = 8, local_size_y = 8, local_size_z = 1) in;
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layout(binding = 0) buffer Buffer
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{
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int a[];
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} data;
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void main()
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{
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data.a[gl_SubgroupSize] = 1;
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data.a[gl_SubgroupInvocationID] = 1;
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data.a[gl_NumSubgroups] = 1;
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data.a[gl_SubgroupID] = (subgroupElect()) ? 1 : 0;
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subgroupBarrier();
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subgroupMemoryBarrier();
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subgroupMemoryBarrierBuffer();
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subgroupMemoryBarrierShared();
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subgroupMemoryBarrierImage();
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}
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