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/*
* Copyright 2011, Blender Foundation.
*
* 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.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <Python.h>
#include "blender_sync.h"
#include "blender_session.h"
#include "util_opengl.h"
#include "util_path.h"
CCL_NAMESPACE_BEGIN
static PyObject *init_func(PyObject *self, PyObject *args)
{
const char *path, *user_path;
if(!PyArg_ParseTuple(args, "ss", &path, &user_path))
return NULL;
path_init(path, user_path);
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *create_func(PyObject *self, PyObject *args)
{
PyObject *pyengine, *pydata, *pyscene, *pyregion, *pyv3d, *pyrv3d;
if(!PyArg_ParseTuple(args, "OOOOOO", &pyengine, &pydata, &pyscene, &pyregion, &pyv3d, &pyrv3d))
return NULL;
/* RNA */
PointerRNA engineptr;
RNA_pointer_create(NULL, &RNA_RenderEngine, (void*)PyLong_AsVoidPtr(pyengine), &engineptr);
BL::RenderEngine engine(engineptr);
PointerRNA dataptr;
RNA_id_pointer_create((ID*)PyLong_AsVoidPtr(pydata), &dataptr);
BL::BlendData data(dataptr);
PointerRNA sceneptr;
RNA_id_pointer_create((ID*)PyLong_AsVoidPtr(pyscene), &sceneptr);
BL::Scene scene(sceneptr);
PointerRNA regionptr;
RNA_id_pointer_create((ID*)PyLong_AsVoidPtr(pyregion), ®ionptr);
BL::Region region(regionptr);
PointerRNA v3dptr;
RNA_id_pointer_create((ID*)PyLong_AsVoidPtr(pyv3d), &v3dptr);
BL::SpaceView3D v3d(v3dptr);
PointerRNA rv3dptr;
RNA_id_pointer_create((ID*)PyLong_AsVoidPtr(pyrv3d), &rv3dptr);
BL::RegionView3D rv3d(rv3dptr);
/* create session */
BlenderSession *session;
if(rv3d) {
/* interactive session */
int width = region.width();
int height = region.height();
session = new BlenderSession(engine, data, scene, v3d, rv3d, width, height);
}
else {
/* offline session */
session = new BlenderSession(engine, data, scene);
}
return PyLong_FromVoidPtr(session);
}
static PyObject *free_func(PyObject *self, PyObject *args)
{
PyObject *pysession;
if(!PyArg_ParseTuple(args, "O", &pysession))
return NULL;
delete (BlenderSession*)PyLong_AsVoidPtr(pysession);
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *render_func(PyObject *self, PyObject *args)
{
PyObject *pysession;
if(!PyArg_ParseTuple(args, "O", &pysession))
return NULL;
Py_BEGIN_ALLOW_THREADS
BlenderSession *session = (BlenderSession*)PyLong_AsVoidPtr(pysession);
session->render();
Py_END_ALLOW_THREADS
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *draw_func(PyObject *self, PyObject *args)
{
PyObject *pysession, *pyv3d, *pyrv3d;
if(!PyArg_ParseTuple(args, "OOO", &pysession, &pyv3d, &pyrv3d))
return NULL;
BlenderSession *session = (BlenderSession*)PyLong_AsVoidPtr(pysession);
if(PyLong_AsVoidPtr(pyrv3d)) {
/* 3d view drawing */
int viewport[4];
glGetIntegerv(GL_VIEWPORT, viewport);
session->draw(viewport[2], viewport[3]);
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *sync_func(PyObject *self, PyObject *args)
{
PyObject *pysession;
if(!PyArg_ParseTuple(args, "O", &pysession))
return NULL;
BlenderSession *session = (BlenderSession*)PyLong_AsVoidPtr(pysession);
session->synchronize();
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *available_devices_func(PyObject *self, PyObject *args)
{
vector<DeviceType> types = Device::available_types();
PyObject *ret = PyTuple_New(types.size());
for(size_t i = 0; i < types.size(); i++) {
string name = Device::string_from_type(types[i]);
PyTuple_SetItem(ret, i, PyUnicode_FromString(name.c_str()));
}
return ret;
}
static PyObject *with_osl_func(PyObject *self, PyObject *args)
{
#ifdef WITH_OSL
PyObject *ret = Py_True;
#else
PyObject *ret = Py_False;
#endif
return Py_INCREF(ret), ret;
}
static PyMethodDef methods[] = {
{"init", init_func, METH_VARARGS, ""},
{"create", create_func, METH_VARARGS, ""},
{"free", free_func, METH_VARARGS, ""},
{"render", render_func, METH_VARARGS, ""},
{"draw", draw_func, METH_VARARGS, ""},
{"sync", sync_func, METH_VARARGS, ""},
{"available_devices", available_devices_func, METH_NOARGS, ""},
{"with_osl", with_osl_func, METH_NOARGS, ""},
{NULL, NULL, 0, NULL},
};
static struct PyModuleDef module = {
PyModuleDef_HEAD_INIT,
"bcycles",
"Blender cycles render integration",
-1,
methods,
NULL, NULL, NULL, NULL
};
CCL_NAMESPACE_END
extern "C" PyObject *CYCLES_initPython();
PyObject *CYCLES_initPython()
{
return PyModule_Create(&ccl::module);
}
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