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DimensionConverter.compute
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DimensionConverter.compute
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#pragma kernel CSMain1
#pragma kernel CSMain2
#pragma kernel CSMain3
#pragma kernel CSMain4
#pragma kernel CSMain5
#pragma kernel CSMain6
RWStructuredBuffer<uint> _ComputeBuffer1;
RWStructuredBuffer<uint2> _ComputeBuffer2;
RWStructuredBuffer<uint3> _ComputeBuffer3;
uint _Size2, _Size3;
uint Map3DTo1D(uint3 coords, uint size3)
{
return uint(coords.z * size3 * size3 + coords.y * size3 + coords.x);
}
uint3 Map1DTo3D(uint coords, uint size3)
{
return uint3(coords % size3, (coords / size3) % size3, coords / (size3 * size3));
}
uint Map2DTo1D(uint2 coords, uint size2)
{
return uint(size2 * coords.y + coords.x);
}
uint2 Map1DTo2D(uint coords, uint size2)
{
return uint2(coords % size2, coords / size2);
}
uint2 Map3DTo2D(uint3 coords, uint size3, uint size2)
{
uint index = uint(coords.z * size3 * size3 + coords.y * size3 + coords.x);
return uint2(index % size2, index / size2);
}
uint3 Map2DTo3D(uint2 coords, uint size2, uint size3)
{
uint index = uint(size2 * coords.y + coords.x);
return uint3(index % size3, (index / size3) % size3, index / (size3 * size3));
}
[numthreads(8,1,1)]
void CSMain1 (uint3 id : SV_DispatchThreadID)
{
uint coords = Map3DTo1D(_ComputeBuffer3[id.x], _Size3);
_ComputeBuffer1[id.x] = coords;
_ComputeBuffer3[id.x] = Map1DTo3D(coords, _Size3);
}
[numthreads(8,1,1)]
void CSMain2 (uint3 id : SV_DispatchThreadID)
{
uint3 coords = Map1DTo3D(_ComputeBuffer1[id.x], _Size3);
_ComputeBuffer3[id.x] = coords;
_ComputeBuffer1[id.x] = Map3DTo1D(coords, _Size3);
}
[numthreads(8,1,1)]
void CSMain3 (uint3 id : SV_DispatchThreadID)
{
uint coords = Map2DTo1D(_ComputeBuffer2[id.x], _Size2);
_ComputeBuffer1[id.x] = coords;
_ComputeBuffer2[id.x] = Map1DTo2D(coords, _Size2);
}
[numthreads(8,1,1)]
void CSMain4 (uint3 id : SV_DispatchThreadID)
{
uint2 coords = Map1DTo2D(_ComputeBuffer1[id.x], _Size2);
_ComputeBuffer2[id.x] = coords;
_ComputeBuffer1[id.x] = Map2DTo1D(coords, _Size2);
}
[numthreads(8,1,1)]
void CSMain5 (uint3 id : SV_DispatchThreadID)
{
uint2 coords = Map3DTo2D(_ComputeBuffer3[id.x], _Size3, _Size2);
_ComputeBuffer2[id.x] = coords;
_ComputeBuffer3[id.x] = Map2DTo3D(coords, _Size2, _Size3);
}
[numthreads(8,1,1)]
void CSMain6 (uint3 id : SV_DispatchThreadID)
{
uint3 coords = Map2DTo3D(_ComputeBuffer2[id.x], _Size2, _Size3);
_ComputeBuffer3[id.x] = coords;
_ComputeBuffer2[id.x] = Map3DTo2D(coords, _Size3, _Size2);
}