diff options
Diffstat (limited to 'source/blender/bpython/intern/BPY_csg.c')
| -rw-r--r-- | source/blender/bpython/intern/BPY_csg.c | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/source/blender/bpython/intern/BPY_csg.c b/source/blender/bpython/intern/BPY_csg.c new file mode 100644 index 00000000000..7237a843428 --- /dev/null +++ b/source/blender/bpython/intern/BPY_csg.c @@ -0,0 +1,239 @@ + +/** CSG wrapper module + * + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + * $Id$ + */ + +// TODO + + +#include "Python.h" + +#include "BPY_csg.h" + +#include "BKE_booleanops_mesh.h" +#include "BKE_booleanops.h" +#include "MEM_guardedalloc.h" + +#include "b_interface.h" + +#ifdef DEBUG + #define CSG_DEBUG(str) \ + { printf str; } +#else + #define CSG_DEBUG(str) \ + {} +#endif + + +/////////////////////////////////////////////////////////////// +// CSG python object struct + + +typedef struct _CSGMesh { + PyObject_VAR_HEAD + CSG_MeshDescriptor *imesh; +} PyCSGMesh; + +// PROTOS + +static PyObject *newPyCSGMesh(CSG_MeshDescriptor *imesh); + +static void CSGMesh_dealloc(PyObject *self); +static PyObject *CSGMesh_getattr(PyObject *self, char *attr); + + +static char CSGMesh_Type_doc[] = "CSG mesh type"; + +static PyTypeObject PyCSGMesh_Type = { + PyObject_HEAD_INIT(NULL) + 0, /*ob_size*/ + "CSGMesh", /*tp_name*/ + sizeof(PyCSGMesh), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + /* methods */ + (destructor) CSGMesh_dealloc, /*tp_dealloc*/ + (printfunc)0, /*tp_print*/ + (getattrfunc)CSGMesh_getattr, /*tp_getattr*/ + (setattrfunc)0, /*tp_setattr*/ + (cmpfunc)0, /*tp_compare*/ + (reprfunc)0, /*tp_repr*/ + 0, /*tp_as_number*/ + 0, /*tp_as_sequence*/ + 0, /*tp_as_mapping*/ + (hashfunc)0, /*tp_hash*/ + (ternaryfunc)0, /*tp_call*/ + (reprfunc)0, /*tp_str*/ + + /* Space for future expansion */ + 0L,0L,0L,0L, + CSGMesh_Type_doc /* Documentation string */ +}; + +/////////////////////////////////////////////////////////////// +// CSG object methods + + +static PyObject *CSGMesh_add(PyObject *self, PyObject *args) +{ + CSG_MeshDescriptor *new_imesh = + (CSG_MeshDescriptor *) MEM_mallocN(sizeof(CSG_MeshDescriptor), + "CSG_IMesh"); + + PyCSGMesh *c2; + int success = 0; + + PyCSGMesh *c1 = (PyCSGMesh *) self; + if (!PyArg_ParseTuple(args, "O!", &PyCSGMesh_Type, &c2)) return NULL; + + success = CSG_PerformOp(c1->imesh, c2->imesh, 2, new_imesh); + + if (!success) { + PyErr_SetString(PyExc_RuntimeError, "Sorry. Didn't work"); + return NULL; // exception + } + return newPyCSGMesh(new_imesh); +} + + +static PyMethodDef CSGMesh_methods[] = { + {"union", CSGMesh_add, METH_VARARGS, 0 }, + // add more methods here + {NULL, NULL, 0, NULL} +}; + + +static void CSGMesh_dealloc(PyObject *self) +{ + CSG_MeshDescriptor *imesh = ((PyCSGMesh *) self)->imesh; + CSG_DEBUG(("object was destroyed\n")); + // TODO: delete (free) struct ptr + CSG_DestroyMeshDescriptor(imesh); + MEM_freeN(imesh); + PyMem_DEL(self); +} + +static PyObject *CSGMesh_getattr(PyObject *self, char *attr) +{ + return Py_FindMethod(CSGMesh_methods, (PyObject *) self, attr); +} +/////////////////////////////////////////////////////////////// +// CSG module methods + +static PyObject *newPyCSGMesh(CSG_MeshDescriptor *imesh) +{ + PyCSGMesh *c = PyObject_NEW(PyCSGMesh, &PyCSGMesh_Type); + CSG_DEBUG(("object was created\n")); + c->imesh = imesh; + // add init bla here + return (PyObject *) c; +} + +static PyObject *CSGmodule_CSGMesh(PyObject *self, PyObject *args) +{ + char *name; + + Object *obj; + CSG_MeshDescriptor *new_imesh; + + if (!PyArg_ParseTuple(args, "s", &name)) return NULL; + new_imesh = (CSG_MeshDescriptor *) MEM_mallocN( + sizeof(CSG_MeshDescriptor), + "CSG_IMesh"); + + // get object by name, return its mesh data + // and do the conversion + // CSG_LoadBlenderMesh(name, new_imesh); + + obj = (Object *) getFromList(getObjectList(), name); + + if (!obj) { + PyErr_SetString(PyExc_AttributeError, + "requested Object does not exist"); + return NULL; + } + + if (obj->type != OB_MESH) { + PyErr_SetString(PyExc_TypeError, "Mesh object expected"); + return NULL; + } + + if (!CSG_LoadBlenderMesh(obj, new_imesh)) { + PyErr_SetString(PyExc_RuntimeError, + "FATAL: Could not acquire mesh data"); + return NULL; + } + return newPyCSGMesh(new_imesh); +} + +static PyObject *CSGmodule_toBlenderMeshObject(PyObject *self, + PyObject *args) +{ + Object *new_object; + PyCSGMesh *pmesh; + CSG_MeshDescriptor *c; + + float identity[4][4] = { {1.0, 0.0, 0.0, 0.0}, + {0.0, 1.0, 0.0, 0.0}, + {0.0, 0.0, 1.0, 0.0}, + {0.0, 0.0, 0.0, 1.0}}; + + + if (!PyArg_ParseTuple(args, "O!", &PyCSGMesh_Type, &pmesh)) return NULL; + c = pmesh->imesh; + new_object = object_new(OB_MESH); + + if (!PyArg_ParseTuple(self, "")) return NULL; + // TODO: blender mesh conversion + ConvertCSGDescriptorsToMeshObject(new_object, &c->m_descriptor, + &c->m_face_iterator, + &c->m_vertex_iterator, + identity); + + // return resulting object + return DataBlock_fromData(new_object); +} + +static PyMethodDef CSGmodule_methods[] = { + {"CSGMesh", CSGmodule_CSGMesh , METH_VARARGS, 0 }, + {"toObject", CSGmodule_toBlenderMeshObject, METH_VARARGS, 0 }, + {NULL, NULL, 0, NULL} +}; + +// MODULE INITIALIZATION + +void initcsg() +{ + PyObject *mod; + PyCSGMesh_Type.ob_type = &PyType_Type; + mod = Py_InitModule("csg", CSGmodule_methods); + +} + |