Method initialize

src/CudaForwardProjectionAlgorithm.cpp:82–122

--------------------------------------------------------------------------------------- Initialize - Config

//---------------------------------------------------------------------------------------
// Initialize - Config
bool CCudaForwardProjectionAlgorithm::initialize(const Config& _cfg)
{
	ConfigReader<CAlgorithm> CR("CudaForwardProjectionAlgorithm", this, _cfg);

	bool ok = true;
	int id = -1;

	m_pProjector = nullptr;
	if (CR.has("ProjectorId")) {
		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;

	initializeFromProjector();

	// Deprecated options
	ok &= CR.getOptionInt("DetectorSuperSampling", m_iDetectorSuperSampling, m_iDetectorSuperSampling);
	if (CR.hasOption("GPUIndex"))
		ok &= CR.getOptionInt("GPUIndex", m_iGPUIndex, -1);
	else
		ok &= CR.getOptionInt("GPUindex", m_iGPUIndex, -1);

	if (!ok)
		return false;

	// return success
	return check();
}

//----------------------------------------------------------------------------------------
// Initialize - C++