1#version 450
2
3#extension GL_KHR_shader_subgroup_shuffle: enable
4
5layout (local_size_x = 8, local_size_y = 8, local_size_z = 1) in;
6
7layout(binding = 0) buffer Buffers
8{
9    vec4  f4;
10    ivec4 i4;
11    uvec4 u4;
12    dvec4 d4;
13} data[4];
14
15void main()
16{
17    uint invocation = (gl_SubgroupInvocationID + gl_SubgroupSize) % 4;
18
19    data[invocation].f4.x   = subgroupShuffle(data[0].f4.x,    invocation);
20    data[invocation].f4.xy  = subgroupShuffle(data[1].f4.xy,   invocation);
21    data[invocation].f4.xyz = subgroupShuffle(data[2].f4.xyz,  invocation);
22    data[invocation].f4     = subgroupShuffle(data[3].f4,      invocation);
23
24    data[invocation].i4.x   = subgroupShuffle(data[0].i4.x,    invocation);
25    data[invocation].i4.xy  = subgroupShuffle(data[1].i4.xy,   invocation);
26    data[invocation].i4.xyz = subgroupShuffle(data[2].i4.xyz,  invocation);
27    data[invocation].i4     = subgroupShuffle(data[3].i4,      invocation);
28
29    data[invocation].u4.x   = subgroupShuffle(data[0].u4.x,    invocation);
30    data[invocation].u4.xy  = subgroupShuffle(data[1].u4.xy,   invocation);
31    data[invocation].u4.xyz = subgroupShuffle(data[2].u4.xyz,  invocation);
32    data[invocation].u4     = subgroupShuffle(data[3].u4,      invocation);
33
34    data[invocation].d4.x   = subgroupShuffle(data[0].d4.x,    invocation);
35    data[invocation].d4.xy  = subgroupShuffle(data[1].d4.xy,   invocation);
36    data[invocation].d4.xyz = subgroupShuffle(data[2].d4.xyz,  invocation);
37    data[invocation].d4     = subgroupShuffle(data[3].d4,      invocation);
38
39    data[invocation].i4.x   =   int(subgroupShuffle(data[0].i4.x < 0,                   invocation));
40    data[invocation].i4.xy  = ivec2(subgroupShuffle(lessThan(data[1].i4.xy, ivec2(0)),  invocation));
41    data[invocation].i4.xyz = ivec3(subgroupShuffle(lessThan(data[1].i4.xyz, ivec3(0)), invocation));
42    data[invocation].i4     = ivec4(subgroupShuffle(lessThan(data[1].i4, ivec4(0)),     invocation));
43
44    data[invocation].f4.x   = subgroupShuffleXor(data[0].f4.x,    invocation);
45    data[invocation].f4.xy  = subgroupShuffleXor(data[1].f4.xy,   invocation);
46    data[invocation].f4.xyz = subgroupShuffleXor(data[2].f4.xyz,  invocation);
47    data[invocation].f4     = subgroupShuffleXor(data[3].f4,      invocation);
48
49    data[invocation].i4.x   = subgroupShuffleXor(data[0].i4.x,    invocation);
50    data[invocation].i4.xy  = subgroupShuffleXor(data[1].i4.xy,   invocation);
51    data[invocation].i4.xyz = subgroupShuffleXor(data[2].i4.xyz,  invocation);
52    data[invocation].i4     = subgroupShuffleXor(data[3].i4,      invocation);
53
54    data[invocation].u4.x   = subgroupShuffleXor(data[0].u4.x,    invocation);
55    data[invocation].u4.xy  = subgroupShuffleXor(data[1].u4.xy,   invocation);
56    data[invocation].u4.xyz = subgroupShuffleXor(data[2].u4.xyz,  invocation);
57    data[invocation].u4     = subgroupShuffleXor(data[3].u4,      invocation);
58
59    data[invocation].d4.x   = subgroupShuffleXor(data[0].d4.x,    invocation);
60    data[invocation].d4.xy  = subgroupShuffleXor(data[1].d4.xy,   invocation);
61    data[invocation].d4.xyz = subgroupShuffleXor(data[2].d4.xyz,  invocation);
62    data[invocation].d4     = subgroupShuffleXor(data[3].d4,      invocation);
63
64    data[invocation].i4.x   =   int(subgroupShuffleXor(data[0].i4.x < 0,                   invocation));
65    data[invocation].i4.xy  = ivec2(subgroupShuffleXor(lessThan(data[1].i4.xy, ivec2(0)),  invocation));
66    data[invocation].i4.xyz = ivec3(subgroupShuffleXor(lessThan(data[1].i4.xyz, ivec3(0)), invocation));
67    data[invocation].i4     = ivec4(subgroupShuffleXor(lessThan(data[1].i4, ivec4(0)),     invocation));
68}
69