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| author | Willem Jan Palenstijn <Willem.Jan.Palenstijn@cwi.nl> | 2014-12-03 11:44:20 +0100 |
|---|---|---|
| committer | Willem Jan Palenstijn <Willem.Jan.Palenstijn@cwi.nl> | 2014-12-03 16:13:38 +0100 |
| commit | 899faabba87628698fbc02a06f4a91ba6469fd8d (patch) | |
| tree | 25c784cc6f2720d9e00530c239a632e8483a9e9f /cuda/3d/par3d_bp.cu | |
| parent | b3e8338a7fa4c7ed9a5954ca02fa3126aefff530 (diff) | |
| download | astra-899faabba87628698fbc02a06f4a91ba6469fd8d.tar.gz astra-899faabba87628698fbc02a06f4a91ba6469fd8d.tar.bz2 astra-899faabba87628698fbc02a06f4a91ba6469fd8d.tar.xz astra-899faabba87628698fbc02a06f4a91ba6469fd8d.zip | |
Move BP coordinate transformation to utility function
Diffstat (limited to 'cuda/3d/par3d_bp.cu')
| -rw-r--r-- | cuda/3d/par3d_bp.cu | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/cuda/3d/par3d_bp.cu b/cuda/3d/par3d_bp.cu index 58b19fe..5f8fb77 100644 --- a/cuda/3d/par3d_bp.cu +++ b/cuda/3d/par3d_bp.cu @@ -244,6 +244,9 @@ bool Par3DBP_Array(cudaPitchedPtr D_volumeData, // NB: We increment angles at the end of the loop body. + + // TODO: Use functions from dims3d.cu for this: + #define TRANSFER_TO_CONSTANT(expr,name) do { for (unsigned int i = 0; i < angleCount; ++i) tmp[i] = (expr) ; cudaMemcpyToSymbol(gC_##name, tmp, angleCount*sizeof(float), 0, cudaMemcpyHostToDevice); } while (0) #define DENOM (angles[i].fRayX*angles[i].fDetUY*angles[i].fDetVZ - angles[i].fRayX*angles[i].fDetUZ*angles[i].fDetVY - angles[i].fRayY*angles[i].fDetUX*angles[i].fDetVZ + angles[i].fRayY*angles[i].fDetUZ*angles[i].fDetVX + angles[i].fRayZ*angles[i].fDetUX*angles[i].fDetVY - angles[i].fRayZ*angles[i].fDetUY*angles[i].fDetVX) |