diff options
Diffstat (limited to 'python/astra')
| -rw-r--r-- | python/astra/experimental.pyx | 45 |
1 files changed, 37 insertions, 8 deletions
diff --git a/python/astra/experimental.pyx b/python/astra/experimental.pyx index 136165b..80dae9a 100644 --- a/python/astra/experimental.pyx +++ b/python/astra/experimental.pyx @@ -34,10 +34,15 @@ IF HAVE_CUDA==True: from .PyIncludes cimport * from libcpp.vector cimport vector + cdef extern from "astra/CompositeGeometryManager.h" namespace "astra::CCompositeGeometryManager::SJob": + cdef enum EMode: + MODE_SET = 0 + MODE_ADD = 1 cdef extern from "astra/CompositeGeometryManager.h" namespace "astra": cdef cppclass CCompositeGeometryManager: - bool doFP(CProjector3D *, vector[CFloat32VolumeData3D *], vector[CFloat32ProjectionData3D *]) - bool doBP(CProjector3D *, vector[CFloat32VolumeData3D *], vector[CFloat32ProjectionData3D *]) + bool doFP(CProjector3D *, vector[CFloat32VolumeData3D *], vector[CFloat32ProjectionData3D *], EMode) + bool doBP(CProjector3D *, vector[CFloat32VolumeData3D *], vector[CFloat32ProjectionData3D *], EMode) + bool doFDK(CProjector3D *, CFloat32VolumeData3D *, CFloat32ProjectionData3D *, bool, const float*, EMode) cdef extern from *: CFloat32VolumeData3D * dynamic_cast_vol_mem "dynamic_cast<astra::CFloat32VolumeData3D*>" (CFloat32Data3D * ) @@ -59,7 +64,7 @@ IF HAVE_CUDA==True: cdef CProjector3DManager * manProj = <CProjector3DManager * >PyProjector3DManager.getSingletonPtr() cdef CData3DManager * man3d = <CData3DManager * >PyData3DManager.getSingletonPtr() - def do_composite(projector_id, vol_ids, proj_ids, t): + def do_composite(projector_id, vol_ids, proj_ids, mode, t): cdef vector[CFloat32VolumeData3D *] vol cdef CFloat32VolumeData3D * pVolObject cdef CFloat32ProjectionData3D * pProjObject @@ -81,14 +86,38 @@ IF HAVE_CUDA==True: cdef CCompositeGeometryManager m cdef CProjector3D * projector = manProj.get(projector_id) # may be NULL if t == "FP": - if not m.doFP(projector, vol, proj): + if not m.doFP(projector, vol, proj, mode): raise Exception("Failed to perform FP") - else: - if not m.doBP(projector, vol, proj): + elif t == "BP": + if not m.doBP(projector, vol, proj, mode): raise Exception("Failed to perform BP") + else: + raise RuntimeError("internal error: wrong composite op type") def do_composite_FP(projector_id, vol_ids, proj_ids): - do_composite(projector_id, vol_ids, proj_ids, "FP") + do_composite(projector_id, vol_ids, proj_ids, MODE_SET, "FP") def do_composite_BP(projector_id, vol_ids, proj_ids): - do_composite(projector_id, vol_ids, proj_ids, "BP") + do_composite(projector_id, vol_ids, proj_ids, MODE_SET, "BP") + + def accumulate_FP(projector_id, vol_id, proj_id): + do_composite(projector_id, [vol_id], [proj_id], MODE_ADD, "FP") + def accumulate_BP(projector_id, vol_id, proj_id): + do_composite(projector_id, [vol_id], [proj_id], MODE_ADD, "BP") + def accumulate_FDK(projector_id, vol_id, proj_id): + cdef CFloat32VolumeData3D * pVolObject + cdef CFloat32ProjectionData3D * pProjObject + pVolObject = dynamic_cast_vol_mem(man3d.get(vol_id)) + if pVolObject == NULL: + raise Exception("Data object not found") + if not pVolObject.isInitialized(): + raise Exception("Data object not initialized properly") + pProjObject = dynamic_cast_proj_mem(man3d.get(proj_id)) + if pProjObject == NULL: + raise Exception("Data object not found") + if not pProjObject.isInitialized(): + raise Exception("Data object not initialized properly") + cdef CCompositeGeometryManager m + cdef CProjector3D * projector = manProj.get(projector_id) # may be NULL + if not m.doFDK(projector, pVolObject, pProjObject, False, NULL, MODE_ADD): + raise Exception("Failed to perform FDK") |