Method initialize

src/ForwardProjectionAlgorithm.cpp:101–140

--------------------------------------------------------------------------------------- Initialize, use a Config object

//---------------------------------------------------------------------------------------
// Initialize, use a Config object
bool CForwardProjectionAlgorithm::initialize(const Config& _cfg)
{
	assert(!m_bIsInitialized);

	ConfigReader<CAlgorithm> CR("ForwardProjectionAlgorithm", this, _cfg);

	bool ok = true;
	int id = -1;

	ok &= CR.getRequiredID("ProjectorId", id);
	m_pProjector = CProjector2DManager::getSingleton().get(id);
	if (!m_pProjector) {
		ASTRA_ERROR("ProjectorId is not a valid id");
		return false;
	}

	ok &= CR.getRequiredID("ProjectionDataId", id);
	m_pSinogram = dynamic_cast<CFloat32ProjectionData2D*>(CData2DManager::getSingleton().get(id));

	ok &= CR.getRequiredID("VolumeDataId", id);
	m_pVolume = dynamic_cast<CFloat32VolumeData2D*>(CData2DManager::getSingleton().get(id));

	if (!ok)
		return false;

	
	if (CR.getOptionID("VolumeMaskId", id)) {
		m_bUseVolumeMask = true;
		m_pVolumeMask = dynamic_cast<CFloat32VolumeData2D*>(CData2DManager::getSingleton().get(id));
	}

	if (CR.getOptionID("SinogramMaskId", id)) {
		m_bUseSinogramMask = true;
		m_pSinogramMask = dynamic_cast<CFloat32ProjectionData2D*>(CData2DManager::getSingleton().get(id));
	}

	// return success
	m_bIsInitialized = _check();
	return m_bIsInitialized;
}

//----------------------------------------------------------------------------------------
// Initialize