1#version 310 es 2layout(local_size_x = 4) in; 3 4shared float sShared[gl_WorkGroupSize.x]; 5 6layout(std430, binding = 0) readonly buffer SSBO 7{ 8 float in_data[]; 9}; 10 11layout(std430, binding = 1) writeonly buffer SSBO2 12{ 13 float out_data[]; 14}; 15 16void main() 17{ 18 uint ident = gl_GlobalInvocationID.x; 19 float idata = in_data[ident]; 20 21 sShared[gl_LocalInvocationIndex] = idata; 22 memoryBarrierShared(); 23 barrier(); 24 25 out_data[ident] = sShared[gl_WorkGroupSize.x - gl_LocalInvocationIndex - 1u]; 26} 27 28