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59 lines
2.5 KiB
59 lines
2.5 KiB
#version 450
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#extension GL_ARB_gpu_shader_int64: enable
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#extension GL_ARB_shader_ballot: 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 Buffers
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{
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vec4 f4;
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ivec4 i4;
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uvec4 u4;
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} data[4];
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void main()
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{
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uint invocation = (gl_SubGroupInvocationARB + gl_SubGroupSizeARB) % 4;
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uint64_t relMask = gl_SubGroupEqMaskARB +
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gl_SubGroupGeMaskARB +
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gl_SubGroupGtMaskARB +
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gl_SubGroupLeMaskARB +
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gl_SubGroupLtMaskARB;
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if (relMask == ballotARB(true))
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{
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data[invocation].f4.x = readInvocationARB(data[0].f4.x, invocation);
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data[invocation].f4.xy = readInvocationARB(data[1].f4.xy, invocation);
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data[invocation].f4.xyz = readInvocationARB(data[2].f4.xyz, invocation);
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data[invocation].f4 = readInvocationARB(data[3].f4, invocation);
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data[invocation].i4.x = readInvocationARB(data[0].i4.x, invocation);
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data[invocation].i4.xy = readInvocationARB(data[1].i4.xy, invocation);
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data[invocation].i4.xyz = readInvocationARB(data[2].i4.xyz, invocation);
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data[invocation].i4 = readInvocationARB(data[3].i4, invocation);
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data[invocation].u4.x = readInvocationARB(data[0].u4.x, invocation);
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data[invocation].u4.xy = readInvocationARB(data[1].u4.xy, invocation);
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data[invocation].u4.xyz = readInvocationARB(data[2].u4.xyz, invocation);
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data[invocation].u4 = readInvocationARB(data[3].u4, invocation);
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}
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else
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{
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data[invocation].f4.x = readFirstInvocationARB(data[0].f4.x);
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data[invocation].f4.xy = readFirstInvocationARB(data[1].f4.xy);
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data[invocation].f4.xyz = readFirstInvocationARB(data[2].f4.xyz);
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data[invocation].f4 = readFirstInvocationARB(data[3].f4);
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data[invocation].i4.x = readFirstInvocationARB(data[0].i4.x);
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data[invocation].i4.xy = readFirstInvocationARB(data[1].i4.xy);
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data[invocation].i4.xyz = readFirstInvocationARB(data[2].i4.xyz);
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data[invocation].i4 = readFirstInvocationARB(data[3].i4);
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data[invocation].u4.x = readFirstInvocationARB(data[0].u4.x);
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data[invocation].u4.xy = readFirstInvocationARB(data[1].u4.xy);
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data[invocation].u4.xyz = readFirstInvocationARB(data[2].u4.xyz);
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data[invocation].u4 = readFirstInvocationARB(data[3].u4);
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}
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} |