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/*
-----------------------------------------------------------------------
Copyright: 2010-2021, imec Vision Lab, University of Antwerp
2014-2021, CWI, Amsterdam
Contact: astra@astra-toolbox.com
Website: http://www.astra-toolbox.com/
This file is part of the 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/>.
-----------------------------------------------------------------------
*/
#include "astra/CudaCglsAlgorithm3D.h"
#include "astra/AstraObjectManager.h"
#include "astra/CudaProjector3D.h"
#include "astra/ConeProjectionGeometry3D.h"
#include "astra/ParallelVecProjectionGeometry3D.h"
#include "astra/ConeVecProjectionGeometry3D.h"
#include "astra/Logging.h"
#include "astra/cuda/3d/astra3d.h"
using namespace std;
namespace astra {
// type of the algorithm, needed to register with CAlgorithmFactory
std::string CCudaCglsAlgorithm3D::type = "CGLS3D_CUDA";
//----------------------------------------------------------------------------------------
// Constructor
CCudaCglsAlgorithm3D::CCudaCglsAlgorithm3D()
{
m_bIsInitialized = false;
m_pCgls = 0;
m_iGPUIndex = -1;
m_iVoxelSuperSampling = 1;
m_iDetectorSuperSampling = 1;
}
//----------------------------------------------------------------------------------------
// Constructor with initialization
CCudaCglsAlgorithm3D::CCudaCglsAlgorithm3D(CProjector3D* _pProjector,
CFloat32ProjectionData3DMemory* _pProjectionData,
CFloat32VolumeData3DMemory* _pReconstruction)
{
_clear();
initialize(_pProjector, _pProjectionData, _pReconstruction);
}
//----------------------------------------------------------------------------------------
// Destructor
CCudaCglsAlgorithm3D::~CCudaCglsAlgorithm3D()
{
delete m_pCgls;
m_pCgls = 0;
CReconstructionAlgorithm3D::_clear();
}
//---------------------------------------------------------------------------------------
// Check
bool CCudaCglsAlgorithm3D::_check()
{
// check base class
ASTRA_CONFIG_CHECK(CReconstructionAlgorithm3D::_check(), "CGLS3D", "Error in ReconstructionAlgorithm3D initialization");
return true;
}
//---------------------------------------------------------------------------------------
void CCudaCglsAlgorithm3D::initializeFromProjector()
{
m_iVoxelSuperSampling = 1;
m_iDetectorSuperSampling = 1;
m_iGPUIndex = -1;
CCudaProjector3D* pCudaProjector = dynamic_cast<CCudaProjector3D*>(m_pProjector);
if (!pCudaProjector) {
if (m_pProjector) {
ASTRA_WARN("non-CUDA Projector3D passed to CGLS3D_CUDA");
}
} else {
m_iVoxelSuperSampling = pCudaProjector->getVoxelSuperSampling();
m_iDetectorSuperSampling = pCudaProjector->getDetectorSuperSampling();
m_iGPUIndex = pCudaProjector->getGPUIndex();
}
}
//---------------------------------------------------------------------------------------
// Initialize - Config
bool CCudaCglsAlgorithm3D::initialize(const Config& _cfg)
{
ASTRA_ASSERT(_cfg.self);
ConfigStackCheck<CAlgorithm> CC("CudaCglsAlgorithm3D", this, _cfg);
// if already initialized, clear first
if (m_bIsInitialized) {
clear();
}
// initialization of parent class
if (!CReconstructionAlgorithm3D::initialize(_cfg)) {
return false;
}
initializeFromProjector();
// Deprecated options
m_iVoxelSuperSampling = (int)_cfg.self.getOptionNumerical("VoxelSuperSampling", m_iVoxelSuperSampling);
m_iDetectorSuperSampling = (int)_cfg.self.getOptionNumerical("DetectorSuperSampling", m_iDetectorSuperSampling);
m_iGPUIndex = (int)_cfg.self.getOptionNumerical("GPUindex", m_iGPUIndex);
m_iGPUIndex = (int)_cfg.self.getOptionNumerical("GPUIndex", m_iGPUIndex);
CC.markOptionParsed("VoxelSuperSampling");
CC.markOptionParsed("DetectorSuperSampling");
CC.markOptionParsed("GPUIndex");
if (!_cfg.self.hasOption("GPUIndex"))
CC.markOptionParsed("GPUindex");
m_pCgls = new AstraCGLS3d();
m_bAstraCGLSInit = false;
// success
m_bIsInitialized = _check();
return m_bIsInitialized;
}
//----------------------------------------------------------------------------------------
// Initialize - C++
bool CCudaCglsAlgorithm3D::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;
initializeFromProjector();
m_pCgls = new AstraCGLS3d;
m_bAstraCGLSInit = false;
// success
m_bIsInitialized = _check();
return m_bIsInitialized;
}
//---------------------------------------------------------------------------------------
// Information - All
map<string,boost::any> CCudaCglsAlgorithm3D::getInformation()
{
map<string, boost::any> res;
return mergeMap<string,boost::any>(CAlgorithm::getInformation(), res);
};
//---------------------------------------------------------------------------------------
// Information - Specific
boost::any CCudaCglsAlgorithm3D::getInformation(std::string _sIdentifier)
{
return CAlgorithm::getInformation(_sIdentifier);
};
//----------------------------------------------------------------------------------------
// Iterate
void CCudaCglsAlgorithm3D::run(int _iNrIterations)
{
// check initialized
ASTRA_ASSERT(m_bIsInitialized);
const CProjectionGeometry3D* projgeom = m_pSinogram->getGeometry();
const CVolumeGeometry3D& volgeom = *m_pReconstruction->getGeometry();
bool ok = true;
if (!m_bAstraCGLSInit) {
ok &= m_pCgls->setGPUIndex(m_iGPUIndex);
ok &= m_pCgls->setGeometry(&volgeom, projgeom);
ok &= m_pCgls->enableSuperSampling(m_iVoxelSuperSampling, m_iDetectorSuperSampling);
if (m_bUseReconstructionMask)
ok &= m_pCgls->enableVolumeMask();
#if 0
if (m_bUseSinogramMask)
ok &= m_pCgls->enableSinogramMask();
#endif
ASTRA_ASSERT(ok);
ok &= m_pCgls->init();
ASTRA_ASSERT(ok);
m_bAstraCGLSInit = true;
}
CFloat32ProjectionData3DMemory* pSinoMem = dynamic_cast<CFloat32ProjectionData3DMemory*>(m_pSinogram);
ASTRA_ASSERT(pSinoMem);
ok = m_pCgls->setSinogram(pSinoMem->getDataConst(), m_pSinogram->getGeometry()->getDetectorColCount());
ASTRA_ASSERT(ok);
if (m_bUseReconstructionMask) {
CFloat32VolumeData3DMemory* pRMaskMem = dynamic_cast<CFloat32VolumeData3DMemory*>(m_pReconstructionMask);
ASTRA_ASSERT(pRMaskMem);
ok &= m_pCgls->setVolumeMask(pRMaskMem->getDataConst(), volgeom.getGridColCount());
}
#if 0
if (m_bUseSinogramMask) {
CFloat32ProjectionData3DMemory* pSMaskMem = dynamic_cast<CFloat32ProjectionData3DMemory*>(m_pSinogramMask);
ASTRA_ASSERT(pSMaskMem);
ok &= m_pCgls->setSinogramMask(pSMaskMem->getDataConst(), m_pSinogramMask->getGeometry()->getDetectorColCount());
}
#endif
CFloat32VolumeData3DMemory* pReconMem = dynamic_cast<CFloat32VolumeData3DMemory*>(m_pReconstruction);
ASTRA_ASSERT(pReconMem);
ok &= m_pCgls->setStartReconstruction(pReconMem->getDataConst(),
volgeom.getGridColCount());
ASTRA_ASSERT(ok);
#if 0
if (m_bUseMinConstraint)
ok &= m_pCgls->setMinConstraint(m_fMinValue);
if (m_bUseMaxConstraint)
ok &= m_pCgls->setMaxConstraint(m_fMaxValue);
#endif
ok &= m_pCgls->iterate(_iNrIterations);
ASTRA_ASSERT(ok);
ok &= m_pCgls->getReconstruction(pReconMem->getData(),
volgeom.getGridColCount());
ASTRA_ASSERT(ok);
}
//----------------------------------------------------------------------------------------
bool CCudaCglsAlgorithm3D::getResidualNorm(float32& _fNorm)
{
if (!m_bIsInitialized || !m_pCgls)
return false;
_fNorm = m_pCgls->computeDiffNorm();
return true;
}
} // namespace astra
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