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/*
* $Id$
*
* ***** BEGIN GPL 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.
*
* 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): Joseph Gilbert
*
* ***** END GPL LICENSE BLOCK *****
*
*/
#ifndef EXPP_quat_h
#define EXPP_quat_h
#include <Python.h>
extern PyTypeObject quaternion_Type;
#define QuaternionObject_Check(v) ((v)->ob_type == &quaternion_Type)
typedef struct {
PyObject_VAR_HEAD
struct{
float *py_data; //python managed
float *blend_data; //blender managed
}data;
float *quat; //1D array of data (alias)
int wrapped; //is wrapped data?
PyObject *coerced_object;
} QuaternionObject;
/*coerced_object is a pointer to the object that it was
coerced from when a dummy vector needs to be created from
the coerce() function for numeric protocol operations*/
/*struct data contains a pointer to the actual data that the
object uses. It can use either PyMem allocated data (which will
be stored in py_data) or be a wrapper for data allocated through
blender (stored in blend_data). This is an either/or struct not both*/
//prototypes
PyObject *Quaternion_Identity( QuaternionObject * self );
PyObject *Quaternion_Negate( QuaternionObject * self );
PyObject *Quaternion_Conjugate( QuaternionObject * self );
PyObject *Quaternion_Inverse( QuaternionObject * self );
PyObject *Quaternion_Normalize( QuaternionObject * self );
PyObject *Quaternion_ToEuler( QuaternionObject * self );
PyObject *Quaternion_ToMatrix( QuaternionObject * self );
PyObject *Quaternion_copy( QuaternionObject * self );
PyObject *newQuaternionObject( float *quat, int type );
#endif /* EXPP_quat_h */
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