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| author | Willem Jan Palenstijn <Willem.Jan.Palenstijn@cwi.nl> | 2021-11-22 14:14:55 +0100 |
|---|---|---|
| committer | Willem Jan Palenstijn <wjp@usecode.org> | 2021-11-26 12:09:09 +0100 |
| commit | d4645875801d29402b1e3f2a42a5d9902a37a718 (patch) | |
| tree | b81497857784e28ca0743b6ecbebb3299b8ef557 /cuda/3d/util3d.cu | |
| parent | 64d42baf1bd15df8e0ecd00d89bb5c7be787cac2 (diff) | |
| download | astra-d4645875801d29402b1e3f2a42a5d9902a37a718.tar.gz astra-d4645875801d29402b1e3f2a42a5d9902a37a718.tar.bz2 astra-d4645875801d29402b1e3f2a42a5d9902a37a718.tar.xz astra-d4645875801d29402b1e3f2a42a5d9902a37a718.zip | |
De-duplicate 3D texture object creation
Diffstat (limited to 'cuda/3d/util3d.cu')
| -rw-r--r-- | cuda/3d/util3d.cu | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/cuda/3d/util3d.cu b/cuda/3d/util3d.cu index 71b5668..3dc915d 100644 --- a/cuda/3d/util3d.cu +++ b/cuda/3d/util3d.cu @@ -378,6 +378,28 @@ bool transferHostProjectionsToArray(const float *projData, cudaArray* array, con return checkCuda(cudaMemcpy3D(&p), "transferHostProjectionsToArray 3D"); } +bool createTextureObject3D(cudaArray* array, cudaTextureObject_t& texObj) +{ + cudaChannelFormatDesc channelDesc = + cudaCreateChannelDesc(32, 0, 0, 0, cudaChannelFormatKindFloat); + + cudaResourceDesc resDesc; + memset(&resDesc, 0, sizeof(resDesc)); + resDesc.resType = cudaResourceTypeArray; + resDesc.res.array.array = array; + + cudaTextureDesc texDesc; + memset(&texDesc, 0, sizeof(texDesc)); + texDesc.addressMode[0] = cudaAddressModeBorder; + texDesc.addressMode[1] = cudaAddressModeBorder; + texDesc.addressMode[2] = cudaAddressModeBorder; + texDesc.filterMode = cudaFilterModeLinear; + texDesc.readMode = cudaReadModeElementType; + texDesc.normalizedCoords = 0; + + return checkCuda(cudaCreateTextureObject(&texObj, &resDesc, &texDesc, NULL), "createTextureObject3D"); +} + float dotProduct3D(cudaPitchedPtr data, unsigned int x, unsigned int y, |