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/** 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);
}
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