/* Copyright (c) 2003-2010 Sony Pictures Imageworks Inc., et al. All Rights Reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name of Sony Pictures Imageworks nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include #include #include "PyTransform.h" #include "PyUtil.h" #include "PyDoc.h" //Rarely used. could use a log transform instead. This can sample by log when doing the offset to make best use of the data. OCIO_NAMESPACE_ENTER { /////////////////////////////////////////////////////////////////////////// /// bool AddAllocationTransformObjectToModule( PyObject* m ) { PyOCIO_AllocationTransformType.tp_new = PyType_GenericNew; if ( PyType_Ready(&PyOCIO_AllocationTransformType) < 0 ) return false; Py_INCREF( &PyOCIO_AllocationTransformType ); PyModule_AddObject(m, "AllocationTransform", (PyObject *)&PyOCIO_AllocationTransformType); return true; } /* bool IsPyAllocationTransform(PyObject * pyobject) { if(!pyobject) return false; return PyObject_TypeCheck(pyobject, &PyOCIO_AllocationTransformType); } */ ConstAllocationTransformRcPtr GetConstAllocationTransform(PyObject * pyobject, bool allowCast) { ConstAllocationTransformRcPtr transform = \ DynamicPtrCast(GetConstTransform(pyobject, allowCast)); if(!transform) { throw Exception("PyObject must be a valid OCIO.AllocationTransform."); } return transform; } AllocationTransformRcPtr GetEditableAllocationTransform(PyObject * pyobject) { AllocationTransformRcPtr transform = \ DynamicPtrCast(GetEditableTransform(pyobject)); if(!transform) { throw Exception("PyObject must be a valid OCIO.AllocationTransform."); } return transform; } /////////////////////////////////////////////////////////////////////////// /// namespace { int PyOCIO_AllocationTransform_init( PyOCIO_Transform * self, PyObject * args, PyObject * kwds ); PyObject * PyOCIO_AllocationTransform_equals( PyObject * self, PyObject *args ); PyObject * PyOCIO_AllocationTransform_getAllocation( PyObject * self ); PyObject * PyOCIO_AllocationTransform_setAllocation( PyObject * self, PyObject *args ); PyObject * PyOCIO_AllocationTransform_getVars( PyObject * self ); PyObject * PyOCIO_AllocationTransform_setVars( PyObject * self, PyObject *args ); /////////////////////////////////////////////////////////////////////// /// PyMethodDef PyOCIO_AllocationTransform_methods[] = { {"getAllocation", (PyCFunction) PyOCIO_AllocationTransform_getAllocation, METH_NOARGS, ALLOCATIONTRANSFORM_GETALLOCATION__DOC__ }, {"setAllocation", PyOCIO_AllocationTransform_setAllocation, METH_VARARGS, ALLOCATIONTRANSFORM_SETALLOCATION__DOC__ }, {"getVars", (PyCFunction) PyOCIO_AllocationTransform_getVars, METH_NOARGS, ALLOCATIONTRANSFORM_GETVARS__DOC__ }, {"setVars", PyOCIO_AllocationTransform_setVars, METH_VARARGS, ALLOCATIONTRANSFORM_SETVARS__DOC__ }, {NULL, NULL, 0, NULL} }; } /////////////////////////////////////////////////////////////////////////// /// PyTypeObject PyOCIO_AllocationTransformType = { PyObject_HEAD_INIT(NULL) 0, //ob_size "OCIO.AllocationTransform", //tp_name sizeof(PyOCIO_Transform), //tp_basicsize 0, //tp_itemsize 0, //tp_dealloc 0, //tp_print 0, //tp_getattr 0, //tp_setattr 0, //tp_compare 0, //tp_repr 0, //tp_as_number 0, //tp_as_sequence 0, //tp_as_mapping 0, //tp_hash 0, //tp_call 0, //tp_str 0, //tp_getattro 0, //tp_setattro 0, //tp_as_buffer Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, //tp_flags ALLOCATIONTRANSFORM__DOC__, //tp_doc 0, //tp_traverse 0, //tp_clear 0, //tp_richcompare 0, //tp_weaklistoffset 0, //tp_iter 0, //tp_iternext PyOCIO_AllocationTransform_methods, //tp_methods 0, //tp_members 0, //tp_getset &PyOCIO_TransformType, //tp_base 0, //tp_dict 0, //tp_descr_get 0, //tp_descr_set 0, //tp_dictoffset (initproc) PyOCIO_AllocationTransform_init, //tp_init 0, //tp_alloc 0, //tp_new 0, //tp_free 0, //tp_is_gc 0, //tp_bases 0, //tp_mro 0, //tp_cache 0, //tp_subclasses 0, //tp_weaklist 0, //tp_del #if PY_VERSION_HEX > 0x02060000 0, //tp_version_tag #endif }; /////////////////////////////////////////////////////////////////////////// /// namespace { /////////////////////////////////////////////////////////////////////// /// int PyOCIO_AllocationTransform_init( PyOCIO_Transform *self, PyObject * /*args*/, PyObject * /*kwds*/ ) { /////////////////////////////////////////////////////////////////// /// init pyobject fields self->constcppobj = new ConstTransformRcPtr(); self->cppobj = new TransformRcPtr(); self->isconst = true; try { *self->cppobj = AllocationTransform::Create(); self->isconst = false; return 0; } catch ( const std::exception & e ) { std::string message = "Cannot create AllocationTransform: "; message += e.what(); PyErr_SetString( PyExc_RuntimeError, message.c_str() ); return -1; } } //////////////////////////////////////////////////////////////////////// /// PyObject * PyOCIO_AllocationTransform_getAllocation( PyObject * self ) { try { ConstAllocationTransformRcPtr transform = GetConstAllocationTransform(self, true); return PyString_FromString( AllocationToString( transform->getAllocation()) ); } catch(...) { Python_Handle_Exception(); return NULL; } } PyObject * PyOCIO_AllocationTransform_setAllocation( PyObject * self, PyObject * args ) { try { Allocation hwalloc; if (!PyArg_ParseTuple(args,"O&:setAllocation", ConvertPyObjectToAllocation, &hwalloc)) return NULL; AllocationTransformRcPtr transform = GetEditableAllocationTransform(self); transform->setAllocation( hwalloc ); Py_RETURN_NONE; } catch(...) { Python_Handle_Exception(); return NULL; } } //////////////////////////////////////////////////////////////////////// /// PyObject * PyOCIO_AllocationTransform_getVars( PyObject * self ) { try { ConstAllocationTransformRcPtr transform = GetConstAllocationTransform(self, true); std::vector vars(transform->getNumVars()); if(!vars.empty()) { transform->getVars(&vars[0]); } return CreatePyListFromFloatVector(vars); } catch(...) { Python_Handle_Exception(); return NULL; } } PyObject * PyOCIO_AllocationTransform_setVars( PyObject * self, PyObject * args ) { try { PyObject * pyvars = 0; if (!PyArg_ParseTuple(args,"O:setVars", &pyvars)) return NULL; std::vector vars; if(!FillFloatVectorFromPySequence(pyvars, vars)) { PyErr_SetString(PyExc_TypeError, "First argument must be a float array."); return 0; } AllocationTransformRcPtr transform = GetEditableAllocationTransform(self); if(!vars.empty()) { transform->setVars(static_cast(vars.size()), &vars[0]); } Py_RETURN_NONE; } catch(...) { Python_Handle_Exception(); return NULL; } } } } OCIO_NAMESPACE_EXIT