diff options
Diffstat (limited to 'cuda/2d/algo.cu')
-rw-r--r-- | cuda/2d/algo.cu | 62 |
1 files changed, 27 insertions, 35 deletions
diff --git a/cuda/2d/algo.cu b/cuda/2d/algo.cu index dc74e51..bde4f42 100644 --- a/cuda/2d/algo.cu +++ b/cuda/2d/algo.cu @@ -35,13 +35,13 @@ $Id$ #include "fan_bp.h" #include "util.h" #include "arith.h" +#include "astra.h" namespace astraCUDA { ReconAlgo::ReconAlgo() { - angles = 0; - TOffsets = 0; + parProjs = 0; fanProjs = 0; shouldAbort = false; @@ -66,8 +66,7 @@ ReconAlgo::~ReconAlgo() void ReconAlgo::reset() { - delete[] angles; - delete[] TOffsets; + delete[] parProjs; delete[] fanProjs; if (freeGPUMemory) { @@ -77,8 +76,7 @@ void ReconAlgo::reset() cudaFree(D_volumeData); } - angles = 0; - TOffsets = 0; + parProjs = 0; fanProjs = 0; shouldAbort = false; @@ -124,46 +122,40 @@ bool ReconAlgo::enableSinogramMask() } -bool ReconAlgo::setGeometry(const SDimensions& _dims, const float* _angles) +bool ReconAlgo::setGeometry(const astra::CVolumeGeometry2D* pVolGeom, + const astra::CProjectionGeometry2D* pProjGeom) { - dims = _dims; + bool ok; - angles = new float[dims.iProjAngles]; + ok = convertAstraGeometry_dims(pVolGeom, pProjGeom, dims); - memcpy(angles, _angles, sizeof(angles[0]) * dims.iProjAngles); + if (!ok) + return false; + delete[] parProjs; + parProjs = 0; delete[] fanProjs; fanProjs = 0; - return true; -} - -bool ReconAlgo::setFanGeometry(const SDimensions& _dims, - const SFanProjection* _projs) -{ - dims = _dims; - fanProjs = new SFanProjection[dims.iProjAngles]; - - memcpy(fanProjs, _projs, sizeof(fanProjs[0]) * dims.iProjAngles); - - delete[] angles; - angles = 0; + fOutputScale = 1.0f; + ok = convertAstraGeometry(pVolGeom, pProjGeom, parProjs, fanProjs, fOutputScale); + if (!ok) + return false; return true; } - -bool ReconAlgo::setTOffsets(const float* _TOffsets) +bool ReconAlgo::setSuperSampling(int raysPerDet, int raysPerPixelDim) { - // TODO: determine if they're all zero? - TOffsets = new float[dims.iProjAngles]; - memcpy(TOffsets, _TOffsets, sizeof(angles[0]) * dims.iProjAngles); + if (raysPerDet <= 0 || raysPerPixelDim <= 0) + return false; + + dims.iRaysPerDet = raysPerDet; + dims.iRaysPerPixelDim = raysPerPixelDim; return true; } - - bool ReconAlgo::setVolumeMask(float* _D_maskData, unsigned int _maskPitch) { assert(useVolumeMask); @@ -324,14 +316,14 @@ bool ReconAlgo::callFP(float* D_volumeData, unsigned int volumePitch, float* D_projData, unsigned int projPitch, float outputScale) { - if (angles) { + if (parProjs) { assert(!fanProjs); return FP(D_volumeData, volumePitch, D_projData, projPitch, - dims, angles, TOffsets, outputScale); + dims, parProjs, fOutputScale * outputScale); } else { assert(fanProjs); return FanFP(D_volumeData, volumePitch, D_projData, projPitch, - dims, fanProjs, outputScale); + dims, fanProjs, fOutputScale * outputScale); } } @@ -339,10 +331,10 @@ bool ReconAlgo::callBP(float* D_volumeData, unsigned int volumePitch, float* D_projData, unsigned int projPitch, float outputScale) { - if (angles) { + if (parProjs) { assert(!fanProjs); return BP(D_volumeData, volumePitch, D_projData, projPitch, - dims, angles, TOffsets, outputScale); + dims, parProjs, outputScale); } else { assert(fanProjs); return FanBP(D_volumeData, volumePitch, D_projData, projPitch, |