John Kessenich | 66011cb | 2018-03-06 16:12:04 -0700 | [diff] [blame] | 1 | #version 450
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| 2 |
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| 3 | #extension GL_KHR_shader_subgroup_clustered: enable
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| 4 |
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| 5 | layout (local_size_x = 8) in;
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| 6 |
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| 7 | layout(binding = 0) buffer Buffers
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| 8 | {
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| 9 | vec4 f4;
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| 10 | ivec4 i4;
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| 11 | uvec4 u4;
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| 12 | dvec4 d4;
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| 13 | } data[4];
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| 14 |
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| 15 | void main()
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| 16 | {
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| 17 | int a = 1;
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| 18 | const int aConst = 1;
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| 19 |
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| 20 | uint invocation = (gl_SubgroupInvocationID + gl_SubgroupSize) % 4;
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| 21 |
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| 22 | data[invocation].f4.xy = subgroupClusteredAdd(data[1].f4.xy, 0); // ERROR, less than 1
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| 23 |
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| 24 | data[invocation].f4.x = subgroupClusteredMul(data[0].f4.x, 3); // ERROR, not a power of 2
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| 25 |
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| 26 | data[invocation].i4.xy = subgroupClusteredMin(data[1].i4.xy, 8);
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| 27 | data[invocation].i4.xyz = subgroupClusteredMin(data[2].i4.xyz, 6); // ERROR, not a power of 2
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| 28 |
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| 29 | data[invocation].f4.x = subgroupClusteredMax(data[0].f4.x, -1); // ERROR, less than 1
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| 30 |
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| 31 | data[invocation].i4 = subgroupClusteredAnd(data[3].i4, -3); // ERROR, less than 1
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| 32 |
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| 33 | data[invocation].i4.x = subgroupClusteredOr(data[0].i4.x, a); // ERROR, not constant
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| 34 | data[invocation].i4.xy = subgroupClusteredOr(data[1].i4.xy, aConst);
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| 35 |
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| 36 | data[invocation].i4.x = subgroupClusteredXor(data[0].i4.x, 1 + a); // ERROR, not constant
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| 37 | data[invocation].i4.xy = subgroupClusteredXor(data[1].i4.xy, aConst + a); // ERROR, not constant
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| 38 | data[invocation].i4.xyz = subgroupClusteredXor(data[2].i4.xyz, 1 + aConst);
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| 39 | }
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