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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/>.
-----------------------------------------------------------------------
$Id$
*/
#ifndef _INC_ASTRA_FLOAT32VOLUMEDATA2D
#define _INC_ASTRA_FLOAT32VOLUMEDATA2D
#include "Float32Data2D.h"
#include "VolumeGeometry2D.h"
namespace astra {
/**
* This class represents two-dimensional Volume Data.
*
* It contains member functions for accessing this data and for performing
* elementary computations on the data.
* The data block is "owned" by the class, meaning that the class is
* responsible for deallocation of the memory involved.
*/
class _AstraExport CFloat32VolumeData2D : public CFloat32Data2D {
public:
/** Default constructor. Sets all numeric member variables to 0 and all pointer member variables to NULL.
*
* If an object is constructed using this default constructor, it must always be followed by a call
* to one of the init() methods before the object can be used. Any use before calling init() is not allowed,
* except calling the member function isInitialized().
*
*/
CFloat32VolumeData2D();
/** Constructor. Create an instance of the CFloat32VolumeData2D class without initializing the data.
*
* Memory is allocated for the data block. The allocated memory is not cleared and
* its contents after construction is undefined. Construction may be followed by a
* call to copyData() to fill the memory block.
* The size of the data is determined by the specified volume geometry object.
*
* @param _pGeometry Volume Geometry object. This object will be HARDCOPIED into this class.
*/
CFloat32VolumeData2D(CVolumeGeometry2D* _pGeometry);
/** Constructor. Create an instance of the CFloat32VolumeData2D class with initialization of the data.
*
* Memory is allocated for the data block and the contents of the memory pointed to by
* _pfData is copied into the allocated memory.
* The size of the data is determined by the specified volume geometry object.
*
* @param _pGeometry Volume Geometry object. This object will be HARDCOPIED into this class.
* @param _pfData pointer to a one-dimensional float32 data block
*/
CFloat32VolumeData2D(CVolumeGeometry2D* _pGeometry, float32* _pfData);
/** Constructor. Create an instance of the CFloat32VolumeData2D class with a scalar initialization of the data.
*
* Memory is allocated for the data block and the contents of the memory pointed to by
* _pfData is copied into the allocated memory.
* The size of the data is determined by the specified volume geometry object.
*
* @param _pGeometry Volume Geometry object. This object will be HARDCOPIED into this class.
* @param _fScalar scalar value to be put at each index.
*/
CFloat32VolumeData2D(CVolumeGeometry2D* _pGeometry, float32 _fScalar);
/**
* Copy constructor
*/
CFloat32VolumeData2D(const CFloat32VolumeData2D& _other);
/** Constructor. Create an instance of the CFloat32VolumeData2D class with pre-allocated memory.
*
* Creates an instance of the CFloat32VolumeData2D class. Memory
* is pre-allocated and passed via the abstract CFloat32CustomMemory handle
* class. The handle will be deleted when the memory can be freed.
* You should override the destructor to provide custom behaviour on free.
*
* @param _pGeometry Volume Geometry object. This object will be HARDCOPIED into this class.
* @param _pCustomMemory custom memory handle
*
*/
CFloat32VolumeData2D(CVolumeGeometry2D* _pGeometry, CFloat32CustomMemory* _pCustomMemory);
/**
* Assignment operator
*/
CFloat32VolumeData2D& operator=(const CFloat32VolumeData2D& _other);
/** Initialization. Initializes of the CFloat32VolumeData2D class without initializing the data.
*
* Memory is allocated for the data block. The allocated memory is not cleared and
* its contents after construction is undefined. Construction may be followed by a
* call to copyData() to fill the memory block.
* The size of the data is determined by the specified volume geometry object.
*
* @param _pGeometry Volume Geometry of the data. This object will be HARDCOPIED into this class.
* @return Initialization of the base class successfull.
*/
bool initialize(CVolumeGeometry2D* _pGeometry);
/** Initialization. Initializes an instance of the CFloat32VolumeData2D class with initialization of the data.
*
* Memory is allocated for the data block and the contents of the memory pointed to by
* _pfData is copied into the allocated memory.
* The size of the data is determined by the specified volume geometry object.
*
* @param _pGeometry Volume Geometry of the data. This object will be HARDCOPIED into this class.
* @param _pfData pointer to a one-dimensional float32 data block
*/
bool initialize(CVolumeGeometry2D* _pGeometry, const float32* _pfData);
/** Initialization. Initializes an instance of the CFloat32VolumeData2D class with scalar initialization of the data.
*
* Memory is allocated for the data block and the contents of the memory pointed to by
* _pfData is copied into the allocated memory.
* The size of the data is determined by the specified volume geometry object.
*
* @param _pGeometry Volume Geometry of the data. This object will be HARDCOPIED into this class.
* @param _fScalar scalar value to be put at each index.
*/
bool initialize(CVolumeGeometry2D* _pGeometry, float32 _fScalar);
/** Initialization. Initializes an instance of the CFloat32VolumeData2D class with pre-allocated memory.
*
* Memory is pre-allocated and passed via the abstract CFloat32CustomMemory handle
* class. The handle will be deleted when the memory can be freed.
* You should override the destructor to provide custom behaviour on free.
*
* @param _pGeometry Volume Geometry object. This object will be HARDCOPIED into this class.
* @param _pCustomMemory custom memory handle
*
*/
bool initialize(CVolumeGeometry2D* _pGeometry, CFloat32CustomMemory* _pCustomMemory);
/** Destructor.
*/
virtual ~CFloat32VolumeData2D();
/** Which type is this class?
*
* @return DataType: VOLUME
*/
virtual EDataType getType() const;
/** Get the volume geometry.
*
* @return pointer to volume geometry.
*/
virtual CVolumeGeometry2D* getGeometry() const;
/** Change the projection geometry.
* Note that this can't change the dimensions of the data.
*/
virtual void changeGeometry(CVolumeGeometry2D* pGeometry);
protected:
/** The projection geometry for this data.
*/
CVolumeGeometry2D* m_pGeometry;
};
//----------------------------------------------------------------------------------------
// Get the projection geometry.
inline CVolumeGeometry2D* CFloat32VolumeData2D::getGeometry() const
{
ASTRA_ASSERT(m_bInitialized);
return m_pGeometry;
}
//----------------------------------------------------------------------------------------
// Get type
inline CFloat32Data2D::EDataType CFloat32VolumeData2D::getType() const
{
return VOLUME;
}
} // end namespace astra
#endif // _INC_ASTRA_FLOAT32VOLUMEDATA2D
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