From 1dd79f23f783564719a52de7d9b54b17005c32d7 Mon Sep 17 00:00:00 2001 From: Willem Jan Palenstijn Date: Fri, 2 May 2014 09:20:54 +0000 Subject: Add SIRT-Weighted BP3D (par3d-only) for use in large BP --- include/astra/CudaBackProjectionAlgorithm3D.h | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'include/astra') diff --git a/include/astra/CudaBackProjectionAlgorithm3D.h b/include/astra/CudaBackProjectionAlgorithm3D.h index a9cc559..90a085d 100644 --- a/include/astra/CudaBackProjectionAlgorithm3D.h +++ b/include/astra/CudaBackProjectionAlgorithm3D.h @@ -140,6 +140,13 @@ protected: int m_iGPUIndex; int m_iVoxelSuperSampling; + /** Option to compute the column weights on the fly, divide by + * them, and add the result to the current volume. This is both + * more expensive and more GPU memory intensive than the regular + * BP, but allows saving system RAM. + */ + bool m_bSIRTWeighting; + }; // inline functions -- cgit v1.2.3