blender-archive/source/blender/python/api2_2x/Blender.c

/* 
 *
 * ***** 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.
 *
 * This is a new part of Blender.
 *
 * Contributor(s): Michel Selten, Willian P. Germano, Joseph Gilbert
 *
 * ***** END GPL/BL DUAL LICENSE BLOCK *****
*/

//#include "BKE_utildefines.h"
#include "BIF_usiblender.h"

#include "Blender.h"

/*****************************************************************************/
/* Global variables                                                          */
/*****************************************************************************/
PyObject *g_blenderdict;

/*****************************************************************************/
/* Function:              Blender_Set                                        */
/* Python equivalent:     Blender.Set                                        */
/*****************************************************************************/
PyObject *Blender_Set (PyObject *self, PyObject *args)
{
  char      * name;
  PyObject  * arg;
  int         framenum;
      
  if (!PyArg_ParseTuple(args, "sO", &name, &arg))
  {
    /* TODO: Do we need to generate a nice error message here? */
    return (NULL);
  }

  if (StringEqual (name, "curframe"))
  {
    if (!PyArg_Parse(arg, "i", &framenum))
    {
    /* TODO: Do we need to generate a nice error message here? */
      return (NULL);
    }

    G.scene->r.cfra = framenum;

    update_for_newframe();
  }
  else
  {
    return (PythonReturnErrorObject (PyExc_AttributeError,
                                      "bad request identifier"));
  }
  return ( PythonIncRef (Py_None) );
}

/*****************************************************************************/
/* Function:              Blender_Get                                        */
/* Python equivalent:     Blender.Get                                        */
/*****************************************************************************/
PyObject *Blender_Get (PyObject *self, PyObject *args)
{
  PyObject  * object;
  PyObject  * dict;
  char      * str;
        
  if (!PyArg_ParseTuple (args, "O", &object))
  {
  /* TODO: Do we need to generate a nice error message here? */
    return (NULL);
  }

  if (PyString_Check (object))
  {
    str = PyString_AsString (object);

    if (StringEqual (str, "curframe"))
    {
      return ( PyInt_FromLong (G.scene->r.cfra) );
    }
    if (StringEqual (str, "curtime"))
    {
      return ( PyFloat_FromDouble (frame_to_float (G.scene->r.cfra) ) );
    }
    if (StringEqual (str, "staframe"))
    {
      return ( PyInt_FromLong (G.scene->r.sfra) );
    }
    if (StringEqual (str, "endframe"))
    {
      return ( PyInt_FromLong (G.scene->r.efra) );
    }
    if (StringEqual (str, "filename"))
    {
      return ( PyString_FromString (G.sce) );
    }
    /* According to the old file (opy_blender.c), the following if
       statement is a quick hack and needs some clean up. */
    if (StringEqual (str, "vrmloptions"))
    {
      dict = PyDict_New ();

      PyDict_SetItemString (dict, "twoside",
                  PyInt_FromLong (U.vrmlflag & USER_VRML_TWOSIDED));

      PyDict_SetItemString (dict, "layers",
                  PyInt_FromLong (U.vrmlflag & USER_VRML_LAYERS));

      PyDict_SetItemString (dict, "autoscale",
                  PyInt_FromLong (U.vrmlflag & USER_VRML_AUTOSCALE));

      return (dict);
    } /* End 'quick hack' part. */
    if (StringEqual (str, "version"))
    {
      return ( PyInt_FromLong (G.version) );
    }
    /* TODO: Do we want to display a usefull message here that the
                 requested data is unknown?
    else
    {
      return (PythonReturnErrorObject (..., "message") );
    }
    */
  }
  else
  {
    return (PythonReturnErrorObject (PyExc_AttributeError,
                                    "expected string argument"));
  }

  return (PythonReturnErrorObject (PyExc_AttributeError,
                                "bad request identifier"));
}

/*****************************************************************************/
/* Function:              Blender_Redraw                                     */
/* Python equivalent:     Blender.Redraw                                     */
/*****************************************************************************/
PyObject *Blender_Redraw(PyObject *self, PyObject *args)
{
  int wintype = SPACE_VIEW3D;

  if (!PyArg_ParseTuple (args, "|i", &wintype))
  {
    return EXPP_ReturnPyObjError (PyExc_TypeError,
                        "expected int argument (or nothing)");
  }

  return M_Window_Redraw(self, Py_BuildValue("(i)", wintype));
}

/*****************************************************************************/
/* Function:              Blender_ReleaseGlobalDict                          */
/* Python equivalent:     Blender.ReleaseGlobalDict                          */
/* Description:           Deprecated function.                               */
/*****************************************************************************/
PyObject *Blender_ReleaseGlobalDict(PyObject *self, PyObject *args)
{
	Py_INCREF(Py_None);
  return Py_None;
}

/*****************************************************************************/
/* Function:              Blender_Quit                                       */
/* Python equivalent:     Blender.Quit                                       */
/*****************************************************************************/
PyObject *Blender_Quit(PyObject *self)
{
	exit_usiblender();

	Py_INCREF(Py_None);
  return Py_None;
}

/*****************************************************************************/
/* Function:              initBlender                                        */
/*****************************************************************************/
void M_Blender_Init (void)
{
  PyObject        * module;
  PyObject        * dict;

  g_blenderdict = NULL;

  /* TODO: create a docstring for the Blender module */
  module = Py_InitModule3("Blender", Blender_methods, NULL);

  dict = PyModule_GetDict (module);
  g_blenderdict = dict;
  PyDict_SetItemString (dict, "sys",      sys_Init());
  PyDict_SetItemString (dict, "Registry", Registry_Init());
  PyDict_SetItemString (dict, "Scene",    Scene_Init());
  PyDict_SetItemString (dict, "Object",   Object_Init());
  PyDict_SetItemString (dict, "Types",    Types_Init());
  PyDict_SetItemString (dict, "NMesh",    NMesh_Init());
  PyDict_SetItemString (dict, "Material", Material_Init());
  PyDict_SetItemString (dict, "Camera",   Camera_Init());
  PyDict_SetItemString (dict, "Lamp",     Lamp_Init());
  PyDict_SetItemString (dict, "Lattice",  Lattice_Init());
  PyDict_SetItemString (dict, "Curve",    Curve_Init());
  PyDict_SetItemString (dict, "Armature", Armature_Init());
  PyDict_SetItemString (dict, "Ipo",      Ipo_Init());
  PyDict_SetItemString (dict, "IpoCurve", IpoCurve_Init());
  PyDict_SetItemString (dict, "Mathutils",Mathutils_Init());
  PyDict_SetItemString (dict, "Metaball", Metaball_Init());
  PyDict_SetItemString (dict, "Image",    Image_Init());
  PyDict_SetItemString (dict, "Window",   Window_Init());
  PyDict_SetItemString (dict, "Draw",     Draw_Init());
  PyDict_SetItemString (dict, "BGL",      BGL_Init());
  PyDict_SetItemString (dict, "Effect",   Effect_Init());
  PyDict_SetItemString (dict, "Text",     Text_Init());
  PyDict_SetItemString (dict, "World",    World_Init());
  PyDict_SetItemString (dict, "Texture",  Texture_Init());
}