diff options
Diffstat (limited to 'cuda/2d/util.cu')
| -rw-r--r-- | cuda/2d/util.cu | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/cuda/2d/util.cu b/cuda/2d/util.cu index 8d3b625..dba70d9 100644 --- a/cuda/2d/util.cu +++ b/cuda/2d/util.cu @@ -129,6 +129,15 @@ void zeroProjectionData(float* D_ptr, unsigned int pitch, const SDimensions& dim zeroVolume(D_ptr, pitch, dims.iProjDets, dims.iProjAngles); } +void duplicateVolumeData(float* D_dst, float* D_src, unsigned int pitch, const SDimensions& dims) +{ + cudaMemcpy2D(D_dst, sizeof(float)*pitch, D_src, sizeof(float)*pitch, sizeof(float)*dims.iVolWidth, dims.iVolHeight, cudaMemcpyDeviceToDevice); +} + +void duplicateProjectionData(float* D_dst, float* D_src, unsigned int pitch, const SDimensions& dims) +{ + cudaMemcpy2D(D_dst, sizeof(float)*pitch, D_src, sizeof(float)*pitch, sizeof(float)*dims.iProjDets, dims.iProjAngles, cudaMemcpyDeviceToDevice); +} template <unsigned int blockSize> __global__ void reduce1D(float *g_idata, float *g_odata, unsigned int n) @@ -206,7 +215,6 @@ __global__ void reduce2D(float *g_idata, float *g_odata, float dotProduct2D(float* D_data, unsigned int pitch, unsigned int width, unsigned int height) { -#warning FIX MEMORY ORDER unsigned int bx = (width + 15) / 16; unsigned int by = (height + 127) / 128; unsigned int shared_mem2 = sizeof(float) * 16 * 16; |