diff options
Diffstat (limited to 'python/astra')
| -rw-r--r-- | python/astra/data3d_c.pyx | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/python/astra/data3d_c.pyx b/python/astra/data3d_c.pyx index 56247de..73e75b9 100644 --- a/python/astra/data3d_c.pyx +++ b/python/astra/data3d_c.pyx @@ -77,12 +77,15 @@ def create(datatype,geometry,data=None, link=False): cdef MemHandle3D hnd if link: - if isinstance(data, GPULink): + if isinstance(data, np.ndarray): + if data.shape != geom_size(geometry): + raise Exception("The dimensions of the data do not match those specified in the geometry.") + elif isinstance(data, GPULink): s = geom_size(geometry) if geom_size(geometry) != ( data.z, data.y, data.x ): raise Exception("The dimensions of the data do not match those specified in the geometry.") - elif data.shape!=geom_size(geometry): - raise Exception("The dimensions of the data do not match those specified in the geometry.") + else: + raise TypeError("data should be a numpy.ndarray or a GPULink object") if datatype == '-vol': cfg = utils.dictToConfig(six.b('VolumeGeometry'), geometry) @@ -92,7 +95,10 @@ def create(datatype,geometry,data=None, link=False): del pGeometry raise Exception('Geometry class not initialized.') if link: - if isinstance(data, GPULink): + if isinstance(data, np.ndarray): + pCustom = <CFloat32CustomMemory*> new CFloat32CustomPython(data) + pDataObject3D = <CFloat32Data3D * > new CFloat32VolumeData3DMemory(pGeometry, pCustom) + elif isinstance(data, GPULink): IF HAVE_CUDA==True: s = geom_size(geometry) hnd = wrapHandle(<float*>PyLong_AsVoidPtr(data.ptr), data.x, data.y, data.z, data.pitch/4) @@ -100,8 +106,7 @@ def create(datatype,geometry,data=None, link=False): ELSE: raise NotImplementedError("CUDA support is not enabled in ASTRA") else: - pCustom = <CFloat32CustomMemory*> new CFloat32CustomPython(data) - pDataObject3D = <CFloat32Data3D * > new CFloat32VolumeData3DMemory(pGeometry, pCustom) + raise TypeError("data should be a numpy.ndarray or a GPULink object") else: pDataObject3D = <CFloat32Data3D * > new CFloat32VolumeData3DMemory(pGeometry) del cfg @@ -125,7 +130,10 @@ def create(datatype,geometry,data=None, link=False): del ppGeometry raise Exception('Geometry class not initialized.') if link: - if isinstance(data, GPULink): + if isinstance(data, np.ndarray): + pCustom = <CFloat32CustomMemory*> new CFloat32CustomPython(data) + pDataObject3D = <CFloat32Data3D * > new CFloat32ProjectionData3DMemory(ppGeometry, pCustom) + elif isinstance(data, GPULink): IF HAVE_CUDA==True: s = geom_size(geometry) hnd = wrapHandle(<float*>PyLong_AsVoidPtr(data.ptr), data.x, data.y, data.z, data.pitch/4) @@ -133,8 +141,7 @@ def create(datatype,geometry,data=None, link=False): ELSE: raise NotImplementedError("CUDA support is not enabled in ASTRA") else: - pCustom = <CFloat32CustomMemory*> new CFloat32CustomPython(data) - pDataObject3D = <CFloat32Data3D * > new CFloat32ProjectionData3DMemory(ppGeometry, pCustom) + raise TypeError("data should be a numpy.ndarray or a GPULink object") else: pDataObject3D = <CFloat32Data3DMemory * > new CFloat32ProjectionData3DMemory(ppGeometry) del ppGeometry @@ -146,7 +153,8 @@ def create(datatype,geometry,data=None, link=False): del pDataObject3D raise Exception("Couldn't initialize data object.") - if not link: fillDataObject(dynamic_cast_mem(pDataObject3D), data) + if not link: + fillDataObject(dynamic_cast_mem(pDataObject3D), data) return man3d.store(<CFloat32Data3D*>pDataObject3D) |