From ce2f07278ada5c0fdf8a5ed3cb23350a782a6161 Mon Sep 17 00:00:00 2001 From: Willem Jan Palenstijn Date: Mon, 8 Feb 2016 13:45:43 +0100 Subject: Adapt 3D BP scaling to voxel size --- cuda/3d/cone_bp.cu | 6 ++++-- cuda/3d/par3d_bp.cu | 6 ++++-- 2 files changed, 8 insertions(+), 4 deletions(-) (limited to 'cuda') diff --git a/cuda/3d/cone_bp.cu b/cuda/3d/cone_bp.cu index 8c35125..f077f0d 100644 --- a/cuda/3d/cone_bp.cu +++ b/cuda/3d/cone_bp.cu @@ -252,6 +252,8 @@ bool ConeBP_Array(cudaPitchedPtr D_volumeData, { bindProjDataTexture(D_projArray); + float fOutputScale = params.fOutputScale * params.fVolScaleX * params.fVolScaleY * params.fVolScaleZ; + for (unsigned int th = 0; th < dims.iProjAngles; th += g_MaxAngles) { unsigned int angleCount = g_MaxAngles; if (th + angleCount > dims.iProjAngles) @@ -296,9 +298,9 @@ bool ConeBP_Array(cudaPitchedPtr D_volumeData, for (unsigned int i = 0; i < angleCount; i += g_anglesPerBlock) { // printf("Calling BP: %d, %dx%d, %dx%d to %p\n", i, dimBlock.x, dimBlock.y, dimGrid.x, dimGrid.y, (void*)D_volumeData.ptr); if (params.iRaysPerVoxelDim == 1) - dev_cone_BP<<>>(D_volumeData.ptr, D_volumeData.pitch/sizeof(float), i, th, dims, params.fOutputScale); + dev_cone_BP<<>>(D_volumeData.ptr, D_volumeData.pitch/sizeof(float), i, th, dims, fOutputScale); else - dev_cone_BP_SS<<>>(D_volumeData.ptr, D_volumeData.pitch/sizeof(float), i, th, dims, params.iRaysPerVoxelDim, params.fOutputScale); + dev_cone_BP_SS<<>>(D_volumeData.ptr, D_volumeData.pitch/sizeof(float), i, th, dims, params.iRaysPerVoxelDim, fOutputScale); } cudaTextForceKernelsCompletion(); diff --git a/cuda/3d/par3d_bp.cu b/cuda/3d/par3d_bp.cu index 40f839d..491ee2f 100644 --- a/cuda/3d/par3d_bp.cu +++ b/cuda/3d/par3d_bp.cu @@ -232,6 +232,8 @@ bool Par3DBP_Array(cudaPitchedPtr D_volumeData, { bindProjDataTexture(D_projArray); + float fOutputScale = params.fOutputScale * params.fVolScaleX * params.fVolScaleY * params.fVolScaleZ; + for (unsigned int th = 0; th < dims.iProjAngles; th += g_MaxAngles) { unsigned int angleCount = g_MaxAngles; if (th + angleCount > dims.iProjAngles) @@ -275,9 +277,9 @@ bool Par3DBP_Array(cudaPitchedPtr D_volumeData, for (unsigned int i = 0; i < angleCount; i += g_anglesPerBlock) { // printf("Calling BP: %d, %dx%d, %dx%d to %p\n", i, dimBlock.x, dimBlock.y, dimGrid.x, dimGrid.y, (void*)D_volumeData.ptr); if (params.iRaysPerVoxelDim == 1) - dev_par3D_BP<<>>(D_volumeData.ptr, D_volumeData.pitch/sizeof(float), i, th, dims, params.fOutputScale); + dev_par3D_BP<<>>(D_volumeData.ptr, D_volumeData.pitch/sizeof(float), i, th, dims, fOutputScale); else - dev_par3D_BP_SS<<>>(D_volumeData.ptr, D_volumeData.pitch/sizeof(float), i, th, dims, params.iRaysPerVoxelDim, params.fOutputScale); + dev_par3D_BP_SS<<>>(D_volumeData.ptr, D_volumeData.pitch/sizeof(float), i, th, dims, params.iRaysPerVoxelDim, fOutputScale); } cudaTextForceKernelsCompletion(); -- cgit v1.2.3