diff options
Diffstat (limited to 'cuda/3d/astra3d.cu')
| -rw-r--r-- | cuda/3d/astra3d.cu | 967 |
1 files changed, 338 insertions, 629 deletions
diff --git a/cuda/3d/astra3d.cu b/cuda/3d/astra3d.cu index 0b9c70b..3815a1a 100644 --- a/cuda/3d/astra3d.cu +++ b/cuda/3d/astra3d.cu @@ -40,6 +40,12 @@ $Id$ #include "arith3d.h" #include "astra3d.h" +#include "astra/ParallelProjectionGeometry3D.h" +#include "astra/ParallelVecProjectionGeometry3D.h" +#include "astra/ConeProjectionGeometry3D.h" +#include "astra/ConeVecProjectionGeometry3D.h" +#include "astra/VolumeGeometry3D.h" + #include <iostream> using namespace astraCUDA3d; @@ -137,6 +143,202 @@ static SPar3DProjection* genPar3DProjections(unsigned int iProjAngles, + +// adjust pProjs to normalize volume geometry +template<typename ProjectionT> +static bool convertAstraGeometry_internal(const CVolumeGeometry3D* pVolGeom, + unsigned int iProjectionAngleCount, + ProjectionT*& pProjs, + float& fOutputScale) +{ + assert(pVolGeom); + assert(pProjs); + + // TODO: Relative instead of absolute + const float EPS = 0.00001f; + if (abs(pVolGeom->getPixelLengthX() - pVolGeom->getPixelLengthY()) > EPS) + return false; + if (abs(pVolGeom->getPixelLengthX() - pVolGeom->getPixelLengthZ()) > EPS) + return false; + + + // Translate + float dx = -(pVolGeom->getWindowMinX() + pVolGeom->getWindowMaxX()) / 2; + float dy = -(pVolGeom->getWindowMinY() + pVolGeom->getWindowMaxY()) / 2; + float dz = -(pVolGeom->getWindowMinZ() + pVolGeom->getWindowMaxZ()) / 2; + + float factor = 1.0f / pVolGeom->getPixelLengthX(); + + for (int i = 0; i < iProjectionAngleCount; ++i) { + // CHECKME: Order of scaling and translation + pProjs[i].translate(dx, dy, dz); + pProjs[i].scale(factor); + } + + // CHECKME: Check factor + fOutputScale *= pVolGeom->getPixelLengthX(); + + return true; +} + + +bool convertAstraGeometry_dims(const CVolumeGeometry3D* pVolGeom, + const CProjectionGeometry3D* pProjGeom, + SDimensions3D& dims) +{ + dims.iVolX = pVolGeom->getGridColCount(); + dims.iVolY = pVolGeom->getGridRowCount(); + dims.iVolZ = pVolGeom->getGridSliceCount(); + dims.iProjAngles = pProjGeom->getProjectionCount(); + dims.iProjU = pProjGeom->getDetectorColCount(), + dims.iProjV = pProjGeom->getDetectorRowCount(), + dims.iRaysPerDetDim = 1; + dims.iRaysPerVoxelDim = 1; + + if (dims.iVolX <= 0 || dims.iVolX <= 0 || dims.iVolX <= 0) + return false; + if (dims.iProjAngles <= 0 || dims.iProjU <= 0 || dims.iProjV <= 0) + return false; + + return true; +} + + +bool convertAstraGeometry(const CVolumeGeometry3D* pVolGeom, + const CParallelProjectionGeometry3D* pProjGeom, + SPar3DProjection*& pProjs, float& fOutputScale) +{ + assert(pVolGeom); + assert(pProjGeom); + assert(pProjGeom->getProjectionAngles()); + + int nth = pProjGeom->getProjectionCount(); + + pProjs = genPar3DProjections(nth, + pProjGeom->getDetectorColCount(), + pProjGeom->getDetectorRowCount(), + pProjGeom->getDetectorSpacingX(), + pProjGeom->getDetectorSpacingY(), + pProjGeom->getProjectionAngles()); + + bool ok; + + fOutputScale = 1.0f; + + ok = convertAstraGeometry_internal(pVolGeom, nth, pProjs, fOutputScale); + + return ok; +} + +bool convertAstraGeometry(const CVolumeGeometry3D* pVolGeom, + const CParallelVecProjectionGeometry3D* pProjGeom, + SPar3DProjection*& pProjs, float& fOutputScale) +{ + assert(pVolGeom); + assert(pProjGeom); + assert(pProjGeom->getProjectionVectors()); + + int nth = pProjGeom->getProjectionCount(); + + pProjs = new SPar3DProjection[nth]; + for (int i = 0; i < nth; ++i) + pProjs[i] = pProjGeom->getProjectionVectors()[i]; + + bool ok; + + fOutputScale = 1.0f; + + ok = convertAstraGeometry_internal(pVolGeom, nth, pProjs, fOutputScale); + + return ok; +} + +bool convertAstraGeometry(const CVolumeGeometry3D* pVolGeom, + const CConeProjectionGeometry3D* pProjGeom, + SConeProjection*& pProjs, float& fOutputScale) +{ + assert(pVolGeom); + assert(pProjGeom); + assert(pProjGeom->getProjectionAngles()); + + int nth = pProjGeom->getProjectionCount(); + + pProjs = genConeProjections(nth, + pProjGeom->getDetectorColCount(), + pProjGeom->getDetectorRowCount(), + pProjGeom->getOriginSourceDistance(), + pProjGeom->getOriginDetectorDistance(), + pProjGeom->getDetectorSpacingX(), + pProjGeom->getDetectorSpacingY(), + pProjGeom->getProjectionAngles()); + + bool ok; + + fOutputScale = 1.0f; + + ok = convertAstraGeometry_internal(pVolGeom, nth, pProjs, fOutputScale); + + return ok; +} + +bool convertAstraGeometry(const CVolumeGeometry3D* pVolGeom, + const CConeVecProjectionGeometry3D* pProjGeom, + SConeProjection*& pProjs, float& fOutputScale) +{ + assert(pVolGeom); + assert(pProjGeom); + assert(pProjGeom->getProjectionVectors()); + + int nth = pProjGeom->getProjectionCount(); + + pProjs = new SConeProjection[nth]; + for (int i = 0; i < nth; ++i) + pProjs[i] = pProjGeom->getProjectionVectors()[i]; + + bool ok; + + fOutputScale = 1.0f; + + ok = convertAstraGeometry_internal(pVolGeom, nth, pProjs, fOutputScale); + + return ok; +} + + +bool convertAstraGeometry(const CVolumeGeometry3D* pVolGeom, + const CProjectionGeometry3D* pProjGeom, + SPar3DProjection*& pParProjs, + SConeProjection*& pConeProjs, + float& fOutputScale) +{ + const CConeProjectionGeometry3D* conegeom = dynamic_cast<const CConeProjectionGeometry3D*>(pProjGeom); + const CParallelProjectionGeometry3D* par3dgeom = dynamic_cast<const CParallelProjectionGeometry3D*>(pProjGeom); + const CParallelVecProjectionGeometry3D* parvec3dgeom = dynamic_cast<const CParallelVecProjectionGeometry3D*>(pProjGeom); + const CConeVecProjectionGeometry3D* conevec3dgeom = dynamic_cast<const CConeVecProjectionGeometry3D*>(pProjGeom); + + pConeProjs = 0; + pParProjs = 0; + + bool ok; + + if (conegeom) { + ok = convertAstraGeometry(pVolGeom, conegeom, pConeProjs, fOutputScale); + } else if (conevec3dgeom) { + ok = convertAstraGeometry(pVolGeom, conevec3dgeom, pConeProjs, fOutputScale); + } else if (par3dgeom) { + ok = convertAstraGeometry(pVolGeom, par3dgeom, pParProjs, fOutputScale); + } else if (parvec3dgeom) { + ok = convertAstraGeometry(pVolGeom, parvec3dgeom, pParProjs, fOutputScale); + } else { + ok = false; + } + + return ok; +} + + + + class AstraSIRT3d_internal { public: SDimensions3D dims; @@ -151,7 +353,7 @@ public: SConeProjection* projs; SPar3DProjection* parprojs; - float fPixelSize; + float fOutputScale; bool initialized; bool setStartReconstruction; @@ -188,6 +390,8 @@ AstraSIRT3d::AstraSIRT3d() pData->dims.iRaysPerVoxelDim = 1; pData->projs = 0; + pData->parprojs = 0; + pData->fOutputScale = 1.0f; pData->initialized = false; pData->setStartReconstruction = false; @@ -220,127 +424,37 @@ AstraSIRT3d::~AstraSIRT3d() pData = 0; } -bool AstraSIRT3d::setReconstructionGeometry(unsigned int iVolX, - unsigned int iVolY, - unsigned int iVolZ/*, - float fPixelSize = 1.0f*/) -{ - if (pData->initialized) - return false; - - pData->dims.iVolX = iVolX; - pData->dims.iVolY = iVolY; - pData->dims.iVolZ = iVolZ; - - return (iVolX > 0 && iVolY > 0 && iVolZ > 0); -} - - -bool AstraSIRT3d::setPar3DGeometry(unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - const SPar3DProjection* projs) -{ - if (pData->initialized) - return false; - - pData->dims.iProjAngles = iProjAngles; - pData->dims.iProjU = iProjU; - pData->dims.iProjV = iProjV; - - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || projs == 0) - return false; - - pData->parprojs = new SPar3DProjection[iProjAngles]; - memcpy(pData->parprojs, projs, iProjAngles * sizeof(projs[0])); - - pData->projType = PROJ_PARALLEL; - - return true; -} - -bool AstraSIRT3d::setPar3DGeometry(unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - float fDetUSize, - float fDetVSize, - const float *pfAngles) +bool AstraSIRT3d::setGeometry(const CVolumeGeometry3D* pVolGeom, + const CProjectionGeometry3D* pProjGeom) { if (pData->initialized) return false; - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) - return false; - - SPar3DProjection* p = genPar3DProjections(iProjAngles, - iProjU, iProjV, - fDetUSize, fDetVSize, - pfAngles); - pData->dims.iProjAngles = iProjAngles; - pData->dims.iProjU = iProjU; - pData->dims.iProjV = iProjV; - - pData->parprojs = p; - pData->projType = PROJ_PARALLEL; - - return true; -} + bool ok = convertAstraGeometry_dims(pVolGeom, pProjGeom, pData->dims); - - -bool AstraSIRT3d::setConeGeometry(unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - const SConeProjection* projs) -{ - if (pData->initialized) + if (!ok) return false; - pData->dims.iProjAngles = iProjAngles; - pData->dims.iProjU = iProjU; - pData->dims.iProjV = iProjV; + pData->projs = 0; + pData->parprojs = 0; - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || projs == 0) + ok = convertAstraGeometry(pVolGeom, pProjGeom, + pData->parprojs, pData->projs, + pData->fOutputScale); + if (!ok) return false; - pData->projs = new SConeProjection[iProjAngles]; - memcpy(pData->projs, projs, iProjAngles * sizeof(projs[0])); - - pData->projType = PROJ_CONE; + if (pData->projs) { + assert(pData->parprojs == 0); + pData->projType = PROJ_CONE; + } else { + assert(pData->parprojs != 0); + pData->projType = PROJ_PARALLEL; + } return true; } -bool AstraSIRT3d::setConeGeometry(unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - float fOriginSourceDistance, - float fOriginDetectorDistance, - float fDetUSize, - float fDetVSize, - const float *pfAngles) -{ - if (pData->initialized) - return false; - - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) - return false; - - SConeProjection* p = genConeProjections(iProjAngles, - iProjU, iProjV, - fOriginSourceDistance, - fOriginDetectorDistance, - fDetUSize, fDetVSize, - pfAngles); - pData->dims.iProjAngles = iProjAngles; - pData->dims.iProjU = iProjU; - pData->dims.iProjV = iProjV; - - pData->projs = p; - pData->projType = PROJ_CONE; - - return true; -} bool AstraSIRT3d::enableSuperSampling(unsigned int iVoxelSuperSampling, unsigned int iDetectorSuperSampling) @@ -404,9 +518,9 @@ bool AstraSIRT3d::init() bool ok; if (pData->projType == PROJ_PARALLEL) { - ok = pData->sirt.setPar3DGeometry(pData->dims, pData->parprojs); + ok = pData->sirt.setPar3DGeometry(pData->dims, pData->parprojs, pData->fOutputScale); } else { - ok = pData->sirt.setConeGeometry(pData->dims, pData->projs); + ok = pData->sirt.setConeGeometry(pData->dims, pData->projs, pData->fOutputScale); } if (!ok) @@ -618,7 +732,7 @@ public: SConeProjection* projs; SPar3DProjection* parprojs; - float fPixelSize; + float fOutputScale; bool initialized; bool setStartReconstruction; @@ -655,6 +769,8 @@ AstraCGLS3d::AstraCGLS3d() pData->dims.iRaysPerVoxelDim = 1; pData->projs = 0; + pData->parprojs = 0; + pData->fOutputScale = 1.0f; pData->initialized = false; pData->setStartReconstruction = false; @@ -687,125 +803,33 @@ AstraCGLS3d::~AstraCGLS3d() pData = 0; } -bool AstraCGLS3d::setReconstructionGeometry(unsigned int iVolX, - unsigned int iVolY, - unsigned int iVolZ/*, - float fPixelSize = 1.0f*/) +bool AstraCGLS3d::setGeometry(const CVolumeGeometry3D* pVolGeom, + const CProjectionGeometry3D* pProjGeom) { if (pData->initialized) return false; - pData->dims.iVolX = iVolX; - pData->dims.iVolY = iVolY; - pData->dims.iVolZ = iVolZ; - - return (iVolX > 0 && iVolY > 0 && iVolZ > 0); -} - + bool ok = convertAstraGeometry_dims(pVolGeom, pProjGeom, pData->dims); -bool AstraCGLS3d::setPar3DGeometry(unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - const SPar3DProjection* projs) -{ - if (pData->initialized) - return false; - - pData->dims.iProjAngles = iProjAngles; - pData->dims.iProjU = iProjU; - pData->dims.iProjV = iProjV; - - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || projs == 0) - return false; - - pData->parprojs = new SPar3DProjection[iProjAngles]; - memcpy(pData->parprojs, projs, iProjAngles * sizeof(projs[0])); - - pData->projType = PROJ_PARALLEL; - - return true; -} - -bool AstraCGLS3d::setPar3DGeometry(unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - float fDetUSize, - float fDetVSize, - const float *pfAngles) -{ - if (pData->initialized) - return false; - - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) - return false; - - SPar3DProjection* p = genPar3DProjections(iProjAngles, - iProjU, iProjV, - fDetUSize, fDetVSize, - pfAngles); - pData->dims.iProjAngles = iProjAngles; - pData->dims.iProjU = iProjU; - pData->dims.iProjV = iProjV; - - pData->parprojs = p; - pData->projType = PROJ_PARALLEL; - - return true; -} - - - -bool AstraCGLS3d::setConeGeometry(unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - const SConeProjection* projs) -{ - if (pData->initialized) - return false; - - pData->dims.iProjAngles = iProjAngles; - pData->dims.iProjU = iProjU; - pData->dims.iProjV = iProjV; - - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || projs == 0) + if (!ok) return false; - pData->projs = new SConeProjection[iProjAngles]; - memcpy(pData->projs, projs, iProjAngles * sizeof(projs[0])); - - pData->projType = PROJ_CONE; - - return true; -} - -bool AstraCGLS3d::setConeGeometry(unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - float fOriginSourceDistance, - float fOriginDetectorDistance, - float fDetUSize, - float fDetVSize, - const float *pfAngles) -{ - if (pData->initialized) - return false; + pData->projs = 0; + pData->parprojs = 0; - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) + ok = convertAstraGeometry(pVolGeom, pProjGeom, + pData->parprojs, pData->projs, + pData->fOutputScale); + if (!ok) return false; - SConeProjection* p = genConeProjections(iProjAngles, - iProjU, iProjV, - fOriginSourceDistance, - fOriginDetectorDistance, - fDetUSize, fDetVSize, - pfAngles); - - pData->dims.iProjAngles = iProjAngles; - pData->dims.iProjU = iProjU; - pData->dims.iProjV = iProjV; - - pData->projs = p; - pData->projType = PROJ_CONE; + if (pData->projs) { + assert(pData->parprojs == 0); + pData->projType = PROJ_CONE; + } else { + assert(pData->parprojs != 0); + pData->projType = PROJ_PARALLEL; + } return true; } @@ -874,9 +898,9 @@ bool AstraCGLS3d::init() bool ok; if (pData->projType == PROJ_PARALLEL) { - ok = pData->cgls.setPar3DGeometry(pData->dims, pData->parprojs); + ok = pData->cgls.setPar3DGeometry(pData->dims, pData->parprojs, pData->fOutputScale); } else { - ok = pData->cgls.setConeGeometry(pData->dims, pData->projs); + ok = pData->cgls.setConeGeometry(pData->dims, pData->projs, pData->fOutputScale); } if (!ok) @@ -1077,179 +1101,31 @@ float AstraCGLS3d::computeDiffNorm() -bool astraCudaConeFP(const float* pfVolume, float* pfProjections, - unsigned int iVolX, - unsigned int iVolY, - unsigned int iVolZ, - unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - float fOriginSourceDistance, - float fOriginDetectorDistance, - float fDetUSize, - float fDetVSize, - const float *pfAngles, - int iGPUIndex, int iDetectorSuperSampling) -{ - if (iVolX == 0 || iVolY == 0 || iVolZ == 0) - return false; - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) - return false; - - SConeProjection* p = genConeProjections(iProjAngles, - iProjU, iProjV, - fOriginSourceDistance, - fOriginDetectorDistance, - fDetUSize, fDetVSize, - pfAngles); - - bool ok; - ok = astraCudaConeFP(pfVolume, pfProjections, iVolX, iVolY, iVolZ, - iProjAngles, iProjU, iProjV, p, iGPUIndex, iDetectorSuperSampling); - - delete[] p; - - return ok; -} - -bool astraCudaConeFP(const float* pfVolume, float* pfProjections, - unsigned int iVolX, - unsigned int iVolY, - unsigned int iVolZ, - unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - const SConeProjection *pfAngles, - int iGPUIndex, int iDetectorSuperSampling) +bool astraCudaFP(const float* pfVolume, float* pfProjections, + const CVolumeGeometry3D* pVolGeom, + const CProjectionGeometry3D* pProjGeom, + int iGPUIndex, int iDetectorSuperSampling, + Cuda3DProjectionKernel projKernel) { SDimensions3D dims; - dims.iVolX = iVolX; - dims.iVolY = iVolY; - dims.iVolZ = iVolZ; - if (iVolX == 0 || iVolY == 0 || iVolZ == 0) - return false; - - dims.iProjAngles = iProjAngles; - dims.iProjU = iProjU; - dims.iProjV = iProjV; - - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) + bool ok = convertAstraGeometry_dims(pVolGeom, pProjGeom, dims); + if (!ok) return false; dims.iRaysPerDetDim = iDetectorSuperSampling; - if (iDetectorSuperSampling == 0) return false; - if (iGPUIndex != -1) { - cudaSetDevice(iGPUIndex); - cudaError_t err = cudaGetLastError(); + SPar3DProjection* pParProjs; + SConeProjection* pConeProjs; - // Ignore errors caused by calling cudaSetDevice multiple times - if (err != cudaSuccess && err != cudaErrorSetOnActiveProcess) - return false; - } + float outputScale; - cudaPitchedPtr D_volumeData = allocateVolumeData(dims); - bool ok = D_volumeData.ptr; - if (!ok) - return false; + ok = convertAstraGeometry(pVolGeom, pProjGeom, + pParProjs, pConeProjs, + outputScale); - cudaPitchedPtr D_projData = allocateProjectionData(dims); - ok = D_projData.ptr; - if (!ok) { - cudaFree(D_volumeData.ptr); - return false; - } - - ok &= copyVolumeToDevice(pfVolume, D_volumeData, dims, dims.iVolX); - - ok &= zeroProjectionData(D_projData, dims); - - if (!ok) { - cudaFree(D_volumeData.ptr); - cudaFree(D_projData.ptr); - return false; - } - - ok &= ConeFP(D_volumeData, D_projData, dims, pfAngles, 1.0f); - - ok &= copyProjectionsFromDevice(pfProjections, D_projData, - dims, dims.iProjU); - - - cudaFree(D_volumeData.ptr); - cudaFree(D_projData.ptr); - - return ok; - -} - -bool astraCudaPar3DFP(const float* pfVolume, float* pfProjections, - unsigned int iVolX, - unsigned int iVolY, - unsigned int iVolZ, - unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - float fDetUSize, - float fDetVSize, - const float *pfAngles, - int iGPUIndex, int iDetectorSuperSampling, - Cuda3DProjectionKernel projKernel) -{ - if (iVolX == 0 || iVolY == 0 || iVolZ == 0) - return false; - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) - return false; - - SPar3DProjection* p = genPar3DProjections(iProjAngles, - iProjU, iProjV, - fDetUSize, fDetVSize, - pfAngles); - - bool ok; - ok = astraCudaPar3DFP(pfVolume, pfProjections, iVolX, iVolY, iVolZ, - iProjAngles, iProjU, iProjV, p, iGPUIndex, iDetectorSuperSampling, - projKernel); - - delete[] p; - - return ok; -} - - -bool astraCudaPar3DFP(const float* pfVolume, float* pfProjections, - unsigned int iVolX, - unsigned int iVolY, - unsigned int iVolZ, - unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - const SPar3DProjection *pfAngles, - int iGPUIndex, int iDetectorSuperSampling, - Cuda3DProjectionKernel projKernel) -{ - SDimensions3D dims; - - dims.iVolX = iVolX; - dims.iVolY = iVolY; - dims.iVolZ = iVolZ; - if (iVolX == 0 || iVolY == 0 || iVolZ == 0) - return false; - - dims.iProjAngles = iProjAngles; - dims.iProjU = iProjU; - dims.iProjV = iProjV; - - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) - return false; - - dims.iRaysPerDetDim = iDetectorSuperSampling; - - if (iDetectorSuperSampling == 0) - return false; if (iGPUIndex != -1) { cudaSetDevice(iGPUIndex); @@ -1262,7 +1138,7 @@ bool astraCudaPar3DFP(const float* pfVolume, float* pfProjections, cudaPitchedPtr D_volumeData = allocateVolumeData(dims); - bool ok = D_volumeData.ptr; + ok = D_volumeData.ptr; if (!ok) return false; @@ -1283,15 +1159,25 @@ bool astraCudaPar3DFP(const float* pfVolume, float* pfProjections, return false; } - switch (projKernel) { - case ker3d_default: - ok &= Par3DFP(D_volumeData, D_projData, dims, pfAngles, 1.0f); - break; - case ker3d_sum_square_weights: - ok &= Par3DFP_SumSqW(D_volumeData, D_projData, dims, pfAngles, 1.0f); - break; - default: - assert(false); + if (pParProjs) { + switch (projKernel) { + case ker3d_default: + ok &= Par3DFP(D_volumeData, D_projData, dims, pParProjs, outputScale); + break; + case ker3d_sum_square_weights: + ok &= Par3DFP_SumSqW(D_volumeData, D_projData, dims, pParProjs, outputScale*outputScale); + break; + default: + assert(false); + } + } else { + switch (projKernel) { + case ker3d_default: + ok &= ConeFP(D_volumeData, D_projData, dims, pConeProjs, outputScale); + break; + default: + assert(false); + } } ok &= copyProjectionsFromDevice(pfProjections, D_projData, @@ -1305,207 +1191,28 @@ bool astraCudaPar3DFP(const float* pfVolume, float* pfProjections, } -bool astraCudaConeBP(float* pfVolume, const float* pfProjections, - unsigned int iVolX, - unsigned int iVolY, - unsigned int iVolZ, - unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - float fOriginSourceDistance, - float fOriginDetectorDistance, - float fDetUSize, - float fDetVSize, - const float *pfAngles, - int iGPUIndex, int iVoxelSuperSampling) -{ - if (iVolX == 0 || iVolY == 0 || iVolZ == 0) - return false; - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) - return false; - - SConeProjection* p = genConeProjections(iProjAngles, - iProjU, iProjV, - fOriginSourceDistance, - fOriginDetectorDistance, - fDetUSize, fDetVSize, - pfAngles); - - bool ok; - ok = astraCudaConeBP(pfVolume, pfProjections, iVolX, iVolY, iVolZ, - iProjAngles, iProjU, iProjV, p, iGPUIndex, iVoxelSuperSampling); - delete[] p; - - return ok; -} - -bool astraCudaConeBP(float* pfVolume, const float* pfProjections, - unsigned int iVolX, - unsigned int iVolY, - unsigned int iVolZ, - unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - const SConeProjection *pfAngles, - int iGPUIndex, int iVoxelSuperSampling) +bool astraCudaBP(float* pfVolume, const float* pfProjections, + const CVolumeGeometry3D* pVolGeom, + const CProjectionGeometry3D* pProjGeom, + int iGPUIndex, int iVoxelSuperSampling) { SDimensions3D dims; - dims.iVolX = iVolX; - dims.iVolY = iVolY; - dims.iVolZ = iVolZ; - if (iVolX == 0 || iVolY == 0 || iVolZ == 0) - return false; - - dims.iProjAngles = iProjAngles; - dims.iProjU = iProjU; - dims.iProjV = iProjV; - - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) - return false; - - dims.iRaysPerVoxelDim = iVoxelSuperSampling; - - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) - return false; - - if (iGPUIndex != -1) { - cudaSetDevice(iGPUIndex); - cudaError_t err = cudaGetLastError(); - - // Ignore errors caused by calling cudaSetDevice multiple times - if (err != cudaSuccess && err != cudaErrorSetOnActiveProcess) - return false; - } - - cudaPitchedPtr D_volumeData = allocateVolumeData(dims); - bool ok = D_volumeData.ptr; + bool ok = convertAstraGeometry_dims(pVolGeom, pProjGeom, dims); if (!ok) return false; - cudaPitchedPtr D_projData = allocateProjectionData(dims); - ok = D_projData.ptr; - if (!ok) { - cudaFree(D_volumeData.ptr); - return false; - } - - ok &= copyProjectionsToDevice(pfProjections, D_projData, - dims, dims.iProjU); - - ok &= zeroVolumeData(D_volumeData, dims); - - if (!ok) { - cudaFree(D_volumeData.ptr); - cudaFree(D_projData.ptr); - return false; - } - - ok &= ConeBP(D_volumeData, D_projData, dims, pfAngles); - - ok &= copyVolumeFromDevice(pfVolume, D_volumeData, dims, dims.iVolX); - - - cudaFree(D_volumeData.ptr); - cudaFree(D_projData.ptr); - - return ok; - -} - -bool astraCudaPar3DBP(float* pfVolume, const float* pfProjections, - unsigned int iVolX, - unsigned int iVolY, - unsigned int iVolZ, - unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - float fDetUSize, - float fDetVSize, - const float *pfAngles, - int iGPUIndex, int iVoxelSuperSampling) -{ - if (iVolX == 0 || iVolY == 0 || iVolZ == 0) - return false; - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) - return false; - - SPar3DProjection* p = genPar3DProjections(iProjAngles, - iProjU, iProjV, - fDetUSize, fDetVSize, - pfAngles); - - bool ok; - ok = astraCudaPar3DBP(pfVolume, pfProjections, iVolX, iVolY, iVolZ, - iProjAngles, iProjU, iProjV, p, iGPUIndex, iVoxelSuperSampling); - - delete[] p; - - return ok; -} - -// This computes the column weights, divides by them, and adds 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 astraCudaPar3DBP_SIRTWeighted(float* pfVolume, const float* pfProjections, - unsigned int iVolX, - unsigned int iVolY, - unsigned int iVolZ, - unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - float fDetUSize, - float fDetVSize, - const float *pfAngles, - int iGPUIndex, int iVoxelSuperSampling) -{ - if (iVolX == 0 || iVolY == 0 || iVolZ == 0) - return false; - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) - return false; - - SPar3DProjection* p = genPar3DProjections(iProjAngles, - iProjU, iProjV, - fDetUSize, fDetVSize, - pfAngles); - - bool ok; - ok = astraCudaPar3DBP_SIRTWeighted(pfVolume, pfProjections, iVolX, iVolY, iVolZ, - iProjAngles, iProjU, iProjV, p, iGPUIndex, iVoxelSuperSampling); - - delete[] p; - - return ok; -} - - -bool astraCudaPar3DBP(float* pfVolume, const float* pfProjections, - unsigned int iVolX, - unsigned int iVolY, - unsigned int iVolZ, - unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - const SPar3DProjection *pfAngles, - int iGPUIndex, int iVoxelSuperSampling) -{ - SDimensions3D dims; - - dims.iVolX = iVolX; - dims.iVolY = iVolY; - dims.iVolZ = iVolZ; - if (iVolX == 0 || iVolY == 0 || iVolZ == 0) - return false; + dims.iRaysPerVoxelDim = iVoxelSuperSampling; - dims.iProjAngles = iProjAngles; - dims.iProjU = iProjU; - dims.iProjV = iProjV; + SPar3DProjection* pParProjs; + SConeProjection* pConeProjs; - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) - return false; + float outputScale; - dims.iRaysPerVoxelDim = iVoxelSuperSampling; + ok = convertAstraGeometry(pVolGeom, pProjGeom, + pParProjs, pConeProjs, + outputScale); if (iGPUIndex != -1) { cudaSetDevice(iGPUIndex); @@ -1518,7 +1225,7 @@ bool astraCudaPar3DBP(float* pfVolume, const float* pfProjections, cudaPitchedPtr D_volumeData = allocateVolumeData(dims); - bool ok = D_volumeData.ptr; + ok = D_volumeData.ptr; if (!ok) return false; @@ -1540,7 +1247,10 @@ bool astraCudaPar3DBP(float* pfVolume, const float* pfProjections, return false; } - ok &= Par3DBP(D_volumeData, D_projData, dims, pfAngles); + if (pParProjs) + ok &= Par3DBP(D_volumeData, D_projData, dims, pParProjs, outputScale); + else + ok &= ConeBP(D_volumeData, D_projData, dims, pConeProjs, outputScale); ok &= copyVolumeFromDevice(pfVolume, D_volumeData, dims, dims.iVolX); @@ -1556,33 +1266,28 @@ bool astraCudaPar3DBP(float* pfVolume, const float* pfProjections, // This computes the column weights, divides by them, and adds 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 astraCudaPar3DBP_SIRTWeighted(float* pfVolume, +bool astraCudaBP_SIRTWeighted(float* pfVolume, const float* pfProjections, - unsigned int iVolX, - unsigned int iVolY, - unsigned int iVolZ, - unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - const SPar3DProjection *pfAngles, + const CVolumeGeometry3D* pVolGeom, + const CProjectionGeometry3D* pProjGeom, int iGPUIndex, int iVoxelSuperSampling) { SDimensions3D dims; - dims.iVolX = iVolX; - dims.iVolY = iVolY; - dims.iVolZ = iVolZ; - if (iVolX == 0 || iVolY == 0 || iVolZ == 0) + bool ok = convertAstraGeometry_dims(pVolGeom, pProjGeom, dims); + if (!ok) return false; - dims.iProjAngles = iProjAngles; - dims.iProjU = iProjU; - dims.iProjV = iProjV; + dims.iRaysPerVoxelDim = iVoxelSuperSampling; - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) - return false; + SPar3DProjection* pParProjs; + SConeProjection* pConeProjs; - dims.iRaysPerVoxelDim = iVoxelSuperSampling; + float outputScale; + + ok = convertAstraGeometry(pVolGeom, pProjGeom, + pParProjs, pConeProjs, + outputScale); if (iGPUIndex != -1) { cudaSetDevice(iGPUIndex); @@ -1595,7 +1300,7 @@ bool astraCudaPar3DBP_SIRTWeighted(float* pfVolume, cudaPitchedPtr D_pixelWeight = allocateVolumeData(dims); - bool ok = D_pixelWeight.ptr; + ok = D_pixelWeight.ptr; if (!ok) return false; @@ -1617,7 +1322,12 @@ bool astraCudaPar3DBP_SIRTWeighted(float* pfVolume, // Compute weights ok &= zeroVolumeData(D_pixelWeight, dims); processSino3D<opSet>(D_projData, 1.0f, dims); - ok &= Par3DBP(D_pixelWeight, D_projData, dims, pfAngles); + + if (pParProjs) + ok &= Par3DBP(D_pixelWeight, D_projData, dims, pParProjs, outputScale); + else + ok &= ConeBP(D_pixelWeight, D_projData, dims, pConeProjs, outputScale); + processVol3D<opInvert>(D_pixelWeight, dims); if (!ok) { cudaFree(D_pixelWeight.ptr); @@ -1630,7 +1340,11 @@ bool astraCudaPar3DBP_SIRTWeighted(float* pfVolume, dims, dims.iProjU); ok &= zeroVolumeData(D_volumeData, dims); // Do BP into D_volumeData - ok &= Par3DBP(D_volumeData, D_projData, dims, pfAngles); + if (pParProjs) + ok &= Par3DBP(D_volumeData, D_projData, dims, pParProjs, outputScale); + else + ok &= ConeBP(D_volumeData, D_projData, dims, pConeProjs, outputScale); + // Multiply with weights processVol3D<opMul>(D_volumeData, D_pixelWeight, dims); @@ -1653,6 +1367,9 @@ bool astraCudaPar3DBP_SIRTWeighted(float* pfVolume, cudaFree(D_volumeData.ptr); cudaFree(D_projData.ptr); + delete[] pParProjs; + delete[] pConeProjs; + return ok; } @@ -1660,33 +1377,19 @@ bool astraCudaPar3DBP_SIRTWeighted(float* pfVolume, bool astraCudaFDK(float* pfVolume, const float* pfProjections, - unsigned int iVolX, - unsigned int iVolY, - unsigned int iVolZ, - unsigned int iProjAngles, - unsigned int iProjU, - unsigned int iProjV, - float fOriginSourceDistance, - float fOriginDetectorDistance, - float fDetUSize, - float fDetVSize, - const float *pfAngles, + const CVolumeGeometry3D* pVolGeom, + const CConeProjectionGeometry3D* pProjGeom, bool bShortScan, int iGPUIndex, int iVoxelSuperSampling) { SDimensions3D dims; - dims.iVolX = iVolX; - dims.iVolY = iVolY; - dims.iVolZ = iVolZ; - if (iVolX == 0 || iVolY == 0 || iVolZ == 0) - return false; + bool ok = convertAstraGeometry_dims(pVolGeom, pProjGeom, dims); - dims.iProjAngles = iProjAngles; - dims.iProjU = iProjU; - dims.iProjV = iProjV; + // TODO: Check that pVolGeom is normalized, since we don't support + // other volume geometries yet - if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0) + if (!ok) return false; dims.iRaysPerVoxelDim = iVoxelSuperSampling; @@ -1703,9 +1406,8 @@ bool astraCudaFDK(float* pfVolume, const float* pfProjections, return false; } - cudaPitchedPtr D_volumeData = allocateVolumeData(dims); - bool ok = D_volumeData.ptr; + ok = D_volumeData.ptr; if (!ok) return false; @@ -1726,6 +1428,13 @@ bool astraCudaFDK(float* pfVolume, const float* pfProjections, return false; } + float fOriginSourceDistance = pProjGeom->getOriginSourceDistance(); + float fOriginDetectorDistance = pProjGeom->getOriginDetectorDistance(); + float fDetUSize = pProjGeom->getDetectorSpacingX(); + float fDetVSize = pProjGeom->getDetectorSpacingY(); + const float *pfAngles = pProjGeom->getProjectionAngles(); + + // TODO: Offer interface for SrcZ, DetZ ok &= FDK(D_volumeData, D_projData, fOriginSourceDistance, fOriginDetectorDistance, 0, 0, fDetUSize, fDetVSize, |