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-rw-r--r--src/ReconstructionAlgorithm2D.cpp25
1 files changed, 18 insertions, 7 deletions
diff --git a/src/ReconstructionAlgorithm2D.cpp b/src/ReconstructionAlgorithm2D.cpp
index 767efe6..4575ff7 100644
--- a/src/ReconstructionAlgorithm2D.cpp
+++ b/src/ReconstructionAlgorithm2D.cpp
@@ -85,9 +85,16 @@ bool CReconstructionAlgorithm2D::initialize(const Config& _cfg)
// projector
XMLNode node = _cfg.self.getSingleNode("ProjectorId");
- ASTRA_CONFIG_CHECK(node, "Reconstruction2D", "No ProjectorId tag specified.");
- int id = boost::lexical_cast<int>(node.getContent());
- m_pProjector = CProjector2DManager::getSingleton().get(id);
+ if (requiresProjector()) {
+ ASTRA_CONFIG_CHECK(node, "Reconstruction2D", "No ProjectorId tag specified.");
+ }
+ int id;
+ if (node) {
+ id = boost::lexical_cast<int>(node.getContent());
+ m_pProjector = CProjector2DManager::getSingleton().get(id);
+ } else {
+ m_pProjector = 0;
+ }
CC.markNodeParsed("ProjectorId");
// sinogram data
@@ -205,18 +212,22 @@ void CReconstructionAlgorithm2D::setSinogramMask(CFloat32ProjectionData2D* _pMas
bool CReconstructionAlgorithm2D::_check()
{
// check pointers
- ASTRA_CONFIG_CHECK(m_pProjector, "Reconstruction2D", "Invalid Projector Object.");
+ if (requiresProjector())
+ ASTRA_CONFIG_CHECK(m_pProjector, "Reconstruction2D", "Invalid Projector Object.");
ASTRA_CONFIG_CHECK(m_pSinogram, "Reconstruction2D", "Invalid Projection Data Object.");
ASTRA_CONFIG_CHECK(m_pReconstruction, "Reconstruction2D", "Invalid Reconstruction Data Object.");
// check initializations
- ASTRA_CONFIG_CHECK(m_pProjector->isInitialized(), "Reconstruction2D", "Projector Object Not Initialized.");
+ if (requiresProjector())
+ ASTRA_CONFIG_CHECK(m_pProjector->isInitialized(), "Reconstruction2D", "Projector Object Not Initialized.");
ASTRA_CONFIG_CHECK(m_pSinogram->isInitialized(), "Reconstruction2D", "Projection Data Object Not Initialized.");
ASTRA_CONFIG_CHECK(m_pReconstruction->isInitialized(), "Reconstruction2D", "Reconstruction Data Object Not Initialized.");
// check compatibility between projector and data classes
- ASTRA_CONFIG_CHECK(m_pSinogram->getGeometry()->isEqual(m_pProjector->getProjectionGeometry()), "Reconstruction2D", "Projection Data not compatible with the specified Projector.");
- ASTRA_CONFIG_CHECK(m_pReconstruction->getGeometry()->isEqual(m_pProjector->getVolumeGeometry()), "Reconstruction2D", "Reconstruction Data not compatible with the specified Projector.");
+ if (requiresProjector()) {
+ ASTRA_CONFIG_CHECK(m_pSinogram->getGeometry()->isEqual(m_pProjector->getProjectionGeometry()), "Reconstruction2D", "Projection Data not compatible with the specified Projector.");
+ ASTRA_CONFIG_CHECK(m_pReconstruction->getGeometry()->isEqual(m_pProjector->getVolumeGeometry()), "Reconstruction2D", "Reconstruction Data not compatible with the specified Projector.");
+ }
// success
return true;