blender/source/gameengine/Ketsji/KX_PyMath.cpp
2004-09-18 06:03:15 +00:00

115 lines
2.8 KiB
C++

/**
* $Id$
*
* ***** 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 *****
* Initialize Python thingies.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifdef WIN32
#pragma warning (disable : 4786)
#endif //WIN32
#include "MT_Vector3.h"
#include "MT_Vector4.h"
#include "MT_Matrix4x4.h"
#include "MT_Point2.h"
#include "ListValue.h"
#include "KX_Python.h"
bool PyObject_IsMT_Matrix(PyObject *pymat, unsigned int rank)
{
if (!pymat)
return false;
unsigned int x, y;
if (PySequence_Check(pymat))
{
unsigned int rows = PySequence_Size(pymat);
if (rows != rank)
return false;
bool ismatrix = true;
for (y = 0; y < rank && ismatrix; y++)
{
PyObject *pyrow = PySequence_GetItem(pymat, y); /* new ref */
if (PySequence_Check(pyrow))
{
if (PySequence_Size(pyrow) != rank)
ismatrix = false;
} else
ismatrix = false;
Py_DECREF(pyrow);
}
return ismatrix;
}
return false;
}
PyObject* PyObjectFrom(const MT_Matrix4x4 &mat)
{
return Py_BuildValue("[[ffff][ffff][ffff][ffff]]",
mat[0][0], mat[0][1], mat[0][2], mat[0][3],
mat[1][0], mat[1][1], mat[1][2], mat[1][3],
mat[2][0], mat[2][1], mat[2][2], mat[2][3],
mat[3][0], mat[3][1], mat[3][2], mat[3][3]);
}
PyObject* PyObjectFrom(const MT_Matrix3x3 &mat)
{
return Py_BuildValue("[[fff][fff][fff]]",
mat[0][0], mat[0][1], mat[0][2],
mat[1][0], mat[1][1], mat[1][2],
mat[2][0], mat[2][1], mat[2][2]);
}
PyObject* PyObjectFrom(const MT_Tuple4 &vec)
{
return Py_BuildValue("[ffff]",
vec[0], vec[1], vec[2], vec[3]);
}
PyObject* PyObjectFrom(const MT_Tuple3 &vec)
{
return Py_BuildValue("[fff]",
vec[0], vec[1], vec[2]);
}
PyObject* PyObjectFrom(const MT_Tuple2 &vec)
{
return Py_BuildValue("[ff]",
vec[0], vec[1]);
}