Update version to 1.3

1 files changed, 222 insertions, 0 deletions

diff --git a/src/CudaBackProjectionAlgorithm3D.cpp b/src/CudaBackProjectionAlgorithm3D.cpp
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+/*
+-----------------------------------------------------------------------
+Copyright 2012 iMinds-Vision Lab, University of Antwerp
+
+Contact: astra@ua.ac.be
+Website: http://astra.ua.ac.be
+
+
+This file is part of the
+All Scale Tomographic Reconstruction Antwerp Toolbox ("ASTRA Toolbox").
+
+The ASTRA Toolbox is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+The ASTRA Toolbox is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the ASTRA Toolbox. If not, see <http://www.gnu.org/licenses/>.
+
+-----------------------------------------------------------------------
+$Id$
+*/
+
+#include "astra/CudaBackProjectionAlgorithm3D.h"
+
+#include <boost/lexical_cast.hpp>
+
+#include "astra/AstraObjectManager.h"
+
+#include "astra/ConeProjectionGeometry3D.h"
+#include "astra/ParallelProjectionGeometry3D.h"
+#include "astra/ParallelVecProjectionGeometry3D.h"
+#include "astra/ConeVecProjectionGeometry3D.h"
+
+#include "../cuda/3d/astra3d.h"
+
+using namespace std;
+
+namespace astra {
+
+// type of the algorithm, needed to register with CAlgorithmFactory
+std::string CCudaBackProjectionAlgorithm3D::type = "BP3D_CUDA";
+
+//----------------------------------------------------------------------------------------
+// Constructor
+CCudaBackProjectionAlgorithm3D::CCudaBackProjectionAlgorithm3D() 
+{
+	m_bIsInitialized = false;
+	m_iGPUIndex = 0;
+	m_iVoxelSuperSampling = 1;
+}
+
+//----------------------------------------------------------------------------------------
+// Constructor with initialization
+CCudaBackProjectionAlgorithm3D::CCudaBackProjectionAlgorithm3D(CProjector3D* _pProjector, 
+								   CFloat32ProjectionData3DMemory* _pProjectionData, 
+								   CFloat32VolumeData3DMemory* _pReconstruction)
+{
+	_clear();
+	initialize(_pProjector, _pProjectionData, _pReconstruction);
+}
+
+//----------------------------------------------------------------------------------------
+// Destructor
+CCudaBackProjectionAlgorithm3D::~CCudaBackProjectionAlgorithm3D() 
+{
+	CReconstructionAlgorithm3D::_clear();
+}
+
+
+//---------------------------------------------------------------------------------------
+// Check
+bool CCudaBackProjectionAlgorithm3D::_check()
+{
+	// check base class
+	ASTRA_CONFIG_CHECK(CReconstructionAlgorithm3D::_check(), "BP3D_CUDA", "Error in ReconstructionAlgorithm3D initialization");
+
+
+	return true;
+}
+
+//---------------------------------------------------------------------------------------
+// Initialize - Config
+bool CCudaBackProjectionAlgorithm3D::initialize(const Config& _cfg)
+{
+	ASTRA_ASSERT(_cfg.self);
+	ConfigStackCheck<CAlgorithm> CC("CudaBackProjectionAlgorithm3D", this, _cfg);	
+
+	// if already initialized, clear first
+	if (m_bIsInitialized) {
+		clear();
+	}
+
+	// initialization of parent class
+	if (!CReconstructionAlgorithm3D::initialize(_cfg)) {
+		return false;
+	}
+
+	m_iGPUIndex = (int)_cfg.self->getOptionNumerical("GPUindex", 0);
+	CC.markOptionParsed("GPUindex");
+	m_iVoxelSuperSampling = (int)_cfg.self->getOptionNumerical("VoxelSuperSampling", 1);
+	CC.markOptionParsed("VoxelSuperSampling");
+
+	// success
+	m_bIsInitialized = _check();
+	return m_bIsInitialized;
+}
+
+//----------------------------------------------------------------------------------------
+// Initialize - C++
+bool CCudaBackProjectionAlgorithm3D::initialize(CProjector3D* _pProjector, 
+								  CFloat32ProjectionData3DMemory* _pSinogram, 
+								  CFloat32VolumeData3DMemory* _pReconstruction)
+{
+	// if already initialized, clear first
+	if (m_bIsInitialized) {
+		clear();
+	}
+
+	// required classes
+	m_pProjector = _pProjector;
+	m_pSinogram = _pSinogram;
+	m_pReconstruction = _pReconstruction;
+
+	// success
+	m_bIsInitialized = _check();
+	return m_bIsInitialized;
+}
+
+//---------------------------------------------------------------------------------------
+// Information - All
+map<string,boost::any> CCudaBackProjectionAlgorithm3D::getInformation() 
+{
+	map<string, boost::any> res;
+	return mergeMap<string,boost::any>(CAlgorithm::getInformation(), res);
+};
+
+//---------------------------------------------------------------------------------------
+// Information - Specific
+boost::any CCudaBackProjectionAlgorithm3D::getInformation(std::string _sIdentifier) 
+{
+	return CAlgorithm::getInformation(_sIdentifier);
+};
+
+//----------------------------------------------------------------------------------------
+// Iterate
+void CCudaBackProjectionAlgorithm3D::run(int _iNrIterations)
+{
+	// check initialized
+	ASTRA_ASSERT(m_bIsInitialized);
+
+	CFloat32ProjectionData3DMemory* pSinoMem = dynamic_cast<CFloat32ProjectionData3DMemory*>(m_pSinogram);
+	ASTRA_ASSERT(pSinoMem);
+	CFloat32VolumeData3DMemory* pReconMem = dynamic_cast<CFloat32VolumeData3DMemory*>(m_pReconstruction);
+	ASTRA_ASSERT(pReconMem);
+
+	const CProjectionGeometry3D* projgeom = pSinoMem->getGeometry();
+	const CConeProjectionGeometry3D* conegeom = dynamic_cast<const CConeProjectionGeometry3D*>(projgeom);
+	const CParallelProjectionGeometry3D* par3dgeom = dynamic_cast<const CParallelProjectionGeometry3D*>(projgeom);
+	const CConeVecProjectionGeometry3D* conevecgeom = dynamic_cast<const CConeVecProjectionGeometry3D*>(projgeom);
+	const CParallelVecProjectionGeometry3D* parvec3dgeom = dynamic_cast<const CParallelVecProjectionGeometry3D*>(projgeom);
+	const CVolumeGeometry3D& volgeom = *pReconMem->getGeometry();
+
+	if (conegeom) {
+		astraCudaConeBP(pReconMem->getData(), pSinoMem->getDataConst(),
+		                volgeom.getGridColCount(),
+		                volgeom.getGridRowCount(),
+		                volgeom.getGridSliceCount(),
+		                conegeom->getProjectionCount(),
+		                conegeom->getDetectorColCount(),
+		                conegeom->getDetectorRowCount(),
+		                conegeom->getOriginSourceDistance(),
+		                conegeom->getOriginDetectorDistance(),
+		                conegeom->getDetectorSpacingX(),
+		                conegeom->getDetectorSpacingY(),
+		                conegeom->getProjectionAngles(),
+		                m_iGPUIndex, m_iVoxelSuperSampling);
+	} else if (par3dgeom) {
+		astraCudaPar3DBP(pReconMem->getData(), pSinoMem->getDataConst(),
+		                 volgeom.getGridColCount(),
+		                 volgeom.getGridRowCount(),
+		                 volgeom.getGridSliceCount(),
+		                 par3dgeom->getProjectionCount(),
+		                 par3dgeom->getDetectorColCount(),
+		                 par3dgeom->getDetectorRowCount(),
+		                 par3dgeom->getDetectorSpacingX(),
+		                 par3dgeom->getDetectorSpacingY(),
+		                 par3dgeom->getProjectionAngles(),
+		                 m_iGPUIndex, m_iVoxelSuperSampling);
+	} else if (parvec3dgeom) {
+		astraCudaPar3DBP(pReconMem->getData(), pSinoMem->getDataConst(),
+		                 volgeom.getGridColCount(),
+		                 volgeom.getGridRowCount(),
+		                 volgeom.getGridSliceCount(),
+		                 parvec3dgeom->getProjectionCount(),
+		                 parvec3dgeom->getDetectorColCount(),
+		                 parvec3dgeom->getDetectorRowCount(),
+		                 parvec3dgeom->getProjectionVectors(),
+		                 m_iGPUIndex, m_iVoxelSuperSampling);
+	} else if (conevecgeom) {
+		astraCudaConeBP(pReconMem->getData(), pSinoMem->getDataConst(),
+		                volgeom.getGridColCount(),
+		                volgeom.getGridRowCount(),
+		                volgeom.getGridSliceCount(),
+		                conevecgeom->getProjectionCount(),
+		                conevecgeom->getDetectorColCount(),
+		                conevecgeom->getDetectorRowCount(),
+		                conevecgeom->getProjectionVectors(),
+		                m_iGPUIndex, m_iVoxelSuperSampling);
+	} else {
+		ASTRA_ASSERT(false);
+	}
+
+}
+
+
+} // namespace astra