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/*
-----------------------------------------------------------------------
Copyright: 2010-2015, iMinds-Vision Lab, University of Antwerp
2014-2015, CWI, Amsterdam
Contact: astra@uantwerpen.be
Website: http://sf.net/projects/astra-toolbox
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/>.
-----------------------------------------------------------------------
*/
#ifndef _INC_ASTRA_COMPOSITEGEOMETRYMANAGER
#define _INC_ASTRA_COMPOSITEGEOMETRYMANAGER
#include "Globals.h"
#ifdef ASTRA_CUDA
#include <list>
#include <map>
#include <vector>
#include <boost/shared_ptr.hpp>
namespace astra {
class CCompositeVolume;
class CCompositeProjections;
class CFloat32Data3DMemory;
class CFloat32ProjectionData3DMemory;
class CFloat32VolumeData3DMemory;
class CVolumeGeometry3D;
class CProjectionGeometry3D;
class CProjector3D;
struct SGPUParams {
std::vector<int> GPUIndices;
size_t memory;
};
struct SFDKSettings {
bool bShortScan;
const float *pfFilter;
};
class _AstraExport CCompositeGeometryManager {
public:
CCompositeGeometryManager();
class CPart;
typedef std::list<boost::shared_ptr<CPart> > TPartList;
class CPart {
public:
CPart() { }
CPart(const CPart& other);
virtual ~CPart() { }
enum {
PART_VOL, PART_PROJ
} eType;
CFloat32Data3DMemory* pData;
unsigned int subX;
unsigned int subY;
unsigned int subZ;
bool uploadToGPU();
bool downloadFromGPU(/*mode?*/);
virtual void splitX(TPartList& out, size_t maxSize, size_t maxDim, int div) = 0;
virtual void splitY(TPartList& out, size_t maxSize, size_t maxDim, int div) = 0;
virtual void splitZ(TPartList& out, size_t maxSize, size_t maxDim, int div) = 0;
virtual CPart* reduce(const CPart *other) = 0;
virtual void getDims(size_t &x, size_t &y, size_t &z) = 0;
size_t getSize();
};
class CVolumePart : public CPart {
public:
CVolumePart() { eType = PART_VOL; }
CVolumePart(const CVolumePart& other);
virtual ~CVolumePart();
CVolumeGeometry3D* pGeom;
virtual void splitX(TPartList& out, size_t maxSize, size_t maxDim, int div);
virtual void splitY(TPartList& out, size_t maxSize, size_t maxDim, int div);
virtual void splitZ(TPartList& out, size_t maxSize, size_t maxDim, int div);
virtual CPart* reduce(const CPart *other);
virtual void getDims(size_t &x, size_t &y, size_t &z);
CVolumePart* clone() const;
};
class CProjectionPart : public CPart {
public:
CProjectionPart() { eType = PART_PROJ; }
CProjectionPart(const CProjectionPart& other);
virtual ~CProjectionPart();
CProjectionGeometry3D* pGeom;
virtual void splitX(TPartList& out, size_t maxSize, size_t maxDim, int div);
virtual void splitY(TPartList& out, size_t maxSize, size_t maxDim, int div);
virtual void splitZ(TPartList& out, size_t maxSize, size_t maxDim, int div);
virtual CPart* reduce(const CPart *other);
virtual void getDims(size_t &x, size_t &y, size_t &z);
CProjectionPart* clone() const;
};
struct SJob {
public:
boost::shared_ptr<CPart> pInput;
boost::shared_ptr<CPart> pOutput;
CProjector3D *pProjector; // For a `global' geometry. It will not match
// the geometries of the input and output.
SFDKSettings FDKSettings;
enum {
JOB_FP, JOB_BP, JOB_FDK, JOB_NOP
} eType;
enum {
MODE_ADD, MODE_SET
} eMode;
};
typedef std::list<SJob> TJobList;
// output part -> list of jobs for that output
typedef std::map<CPart*, TJobList > TJobSet;
bool doJobs(TJobList &jobs);
SJob createJobFP(CProjector3D *pProjector,
CFloat32VolumeData3DMemory *pVolData,
CFloat32ProjectionData3DMemory *pProjData);
SJob createJobBP(CProjector3D *pProjector,
CFloat32VolumeData3DMemory *pVolData,
CFloat32ProjectionData3DMemory *pProjData);
// Convenience functions for creating and running a single FP or BP job
bool doFP(CProjector3D *pProjector, CFloat32VolumeData3DMemory *pVolData,
CFloat32ProjectionData3DMemory *pProjData);
bool doBP(CProjector3D *pProjector, CFloat32VolumeData3DMemory *pVolData,
CFloat32ProjectionData3DMemory *pProjData);
bool doFDK(CProjector3D *pProjector, CFloat32VolumeData3DMemory *pVolData,
CFloat32ProjectionData3DMemory *pProjData, bool bShortScan,
const float *pfFilter = 0);
bool doFP(CProjector3D *pProjector, const std::vector<CFloat32VolumeData3DMemory *>& volData, const std::vector<CFloat32ProjectionData3DMemory *>& projData);
bool doBP(CProjector3D *pProjector, const std::vector<CFloat32VolumeData3DMemory *>& volData, const std::vector<CFloat32ProjectionData3DMemory *>& projData);
void setGPUIndices(const std::vector<int>& GPUIndices);
static void setGlobalGPUParams(const SGPUParams& params);
protected:
bool splitJobs(TJobSet &jobs, size_t maxSize, int div, TJobSet &split);
std::vector<int> m_GPUIndices;
size_t m_iMaxSize;
static SGPUParams* s_params;
};
}
#endif
#endif
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