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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/Float32ProjectionData3DMemory.h"
#include "astra/ParallelProjectionGeometry3D.h"
#include <cstring>
using namespace std;
namespace astra
{
//----------------------------------------------------------------------------------------
// Default constructor
CFloat32ProjectionData3DMemory::CFloat32ProjectionData3DMemory() :
CFloat32Data3DMemory()
{
m_bInitialized = false;
m_pGeometry = NULL;
}
//----------------------------------------------------------------------------------------
// Create an instance of the CFloat32ProjectionData2D class, allocating (but not initializing) the data block.
CFloat32ProjectionData3DMemory::CFloat32ProjectionData3DMemory(CProjectionGeometry3D* _pGeometry)
{
m_bInitialized = false;
initialize(_pGeometry);
}
//----------------------------------------------------------------------------------------
// Create an instance of the CFloat32ProjectionData2D class with initialization of the data.
CFloat32ProjectionData3DMemory::CFloat32ProjectionData3DMemory(CProjectionGeometry3D* _pGeometry, float32* _pfData)
{
m_bInitialized = false;
m_bInitialized = initialize(_pGeometry, _pfData);
}
//----------------------------------------------------------------------------------------
// Create an instance of the CFloat32ProjectionData2D class with initialization of the data.
CFloat32ProjectionData3DMemory::CFloat32ProjectionData3DMemory(CProjectionGeometry3D* _pGeometry, float32 _fScalar)
{
m_bInitialized = false;
m_bInitialized = initialize(_pGeometry, _fScalar);
}
//----------------------------------------------------------------------------------------
// Create an instance of the CFloat32ProjectionData2D class with pre-allocated data
CFloat32ProjectionData3DMemory::CFloat32ProjectionData3DMemory(CProjectionGeometry3D* _pGeometry, CFloat32CustomMemory* _pCustomMemory)
{
m_bInitialized = false;
m_bInitialized = initialize(_pGeometry, _pCustomMemory);
}
//----------------------------------------------------------------------------------------
// Initialization
bool CFloat32ProjectionData3DMemory::initialize(CProjectionGeometry3D* _pGeometry)
{
m_pGeometry = _pGeometry->clone();
m_bInitialized = _initialize(m_pGeometry->getDetectorColCount(), // width
m_pGeometry->getProjectionCount(), // height
m_pGeometry->getDetectorRowCount()); // depth
return m_bInitialized;
}
//----------------------------------------------------------------------------------------
// Initialization
bool CFloat32ProjectionData3DMemory::initialize(CProjectionGeometry3D* _pGeometry, const float32* _pfData)
{
m_pGeometry = _pGeometry->clone();
m_bInitialized = _initialize(m_pGeometry->getDetectorColCount(), // width
m_pGeometry->getProjectionCount(), // height
m_pGeometry->getDetectorRowCount(), // depth
_pfData);
return m_bInitialized;
}
//----------------------------------------------------------------------------------------
// Initialization
bool CFloat32ProjectionData3DMemory::initialize(CProjectionGeometry3D* _pGeometry, float32 _fScalar)
{
m_pGeometry = _pGeometry->clone();
m_bInitialized = _initialize(m_pGeometry->getDetectorColCount(), // width
m_pGeometry->getProjectionCount(), // height
m_pGeometry->getDetectorRowCount(), // depth
_fScalar);
return m_bInitialized;
}
//----------------------------------------------------------------------------------------
// Initialization
bool CFloat32ProjectionData3DMemory::initialize(CProjectionGeometry3D* _pGeometry, CFloat32CustomMemory* _pCustomMemory)
{
m_pGeometry = _pGeometry->clone();
m_bInitialized = _initialize(m_pGeometry->getDetectorColCount(), m_pGeometry->getProjectionCount(), m_pGeometry->getDetectorRowCount(), _pCustomMemory);
return m_bInitialized;
}
//----------------------------------------------------------------------------------------
// Destructor
CFloat32ProjectionData3DMemory::~CFloat32ProjectionData3DMemory()
{
//delete m_pGeometry; //delete geom inherited from CFloat32ProjectionData3D
//_unInit(); //delete stuff inherited from CFloat32Data3DMemory
}
//----------------------------------------------------------------------------------------
// Fetch a projection
CFloat32VolumeData2D* CFloat32ProjectionData3DMemory::fetchProjection(int _iProjectionNr) const
{
// fetch slice of the geometry
CVolumeGeometry2D volGeom(m_pGeometry->getDetectorColCount(), m_pGeometry->getDetectorRowCount());
// create new volume data
CFloat32VolumeData2D* res = new CFloat32VolumeData2D(&volGeom);
// copy data
int row, col;
for (row = 0; row < m_pGeometry->getDetectorRowCount(); ++row) {
for (col = 0; col < m_pGeometry->getDetectorColCount(); ++col) {
res->getData()[row*m_pGeometry->getDetectorColCount() + col] =
m_pfData[_iProjectionNr * m_pGeometry->getDetectorColCount() + m_pGeometry->getDetectorColCount()* m_pGeometry->getProjectionCount() * row + col];
}
}
// return
return res;
}
//----------------------------------------------------------------------------------------
// Return a projection
void CFloat32ProjectionData3DMemory::returnProjection(int _iProjectionNr, CFloat32VolumeData2D* _pProjection)
{
/// TODO: check geometry
// copy data
int row, col;
for (row = 0; row < m_pGeometry->getDetectorRowCount(); ++row) {
for (col = 0; col < m_pGeometry->getDetectorColCount(); ++col) {
m_pfData[_iProjectionNr * m_pGeometry->getDetectorColCount() + m_pGeometry->getDetectorColCount()* m_pGeometry->getProjectionCount() * row + col] =
_pProjection->getData()[row*m_pGeometry->getDetectorColCount() + col];
}
}
}
//----------------------------------------------------------------------------------------
// Fetch a sinogram
CFloat32ProjectionData2D* CFloat32ProjectionData3DMemory::fetchSinogram(int _iSliceNr) const
{
CParallelProjectionGeometry3D * pParallelProjGeo = (CParallelProjectionGeometry3D *)m_pGeometry;
CParallelProjectionGeometry2D * pProjGeo2D = pParallelProjGeo->createProjectionGeometry2D();
// create new projection data
CFloat32ProjectionData2D* res = new CFloat32ProjectionData2D(pProjGeo2D);
// copy data
int row, col;
int iDetectorColumnCount = m_pGeometry->getDetectorColCount();
int iProjectionAngleCount = m_pGeometry->getProjectionCount();
for (row = 0; row < m_pGeometry->getProjectionCount(); ++row) {
for (col = 0; col < m_pGeometry->getDetectorColCount(); ++col)
{
int iTargetIndex = row * iDetectorColumnCount + col;
int iSourceIndex = _iSliceNr * iDetectorColumnCount * iProjectionAngleCount + row * iDetectorColumnCount + col;
float32 fStoredValue = m_pfData[iSourceIndex];
res->getData()[iTargetIndex] = fStoredValue;
}
}
delete pProjGeo2D;
// return
return res;
}
//----------------------------------------------------------------------------------------
// Return a sinogram
void CFloat32ProjectionData3DMemory::returnSinogram(int _iSliceNr, CFloat32ProjectionData2D* _pSinogram2D)
{
/// TODO: check geometry
// copy data
int row, col;
for (row = 0; row < m_pGeometry->getProjectionCount(); ++row) {
for (col = 0; col < m_pGeometry->getDetectorColCount(); ++col) {
m_pfData[_iSliceNr*m_pGeometry->getDetectorColCount()*m_pGeometry->getProjectionCount() + row*m_pGeometry->getDetectorColCount() + col] =
_pSinogram2D->getData()[row*m_pGeometry->getDetectorColCount() + col];
}
}
}
//----------------------------------------------------------------------------------------
// Returns a specific value
float32 CFloat32ProjectionData3DMemory::getDetectorValue(int _iIndex)
{
return m_pfData[_iIndex];
}
//----------------------------------------------------------------------------------------
// Sets a specific value
void CFloat32ProjectionData3DMemory::setDetectorValue(int _iIndex, float32 _fValue)
{
m_pfData[_iIndex] = _fValue;
}
//----------------------------------------------------------------------------------------
CFloat32ProjectionData3DMemory& CFloat32ProjectionData3DMemory::operator=(const CFloat32ProjectionData3DMemory& _dataIn)
{
memcpy(m_pfData, _dataIn.m_pfData, sizeof(float32) * _dataIn.m_pGeometry->getDetectorTotCount());
return *this;
}
} // end namespace astra
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