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/*
* ***** 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Contributor(s): Joseph Gilbert
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/python/mathutils/mathutils_Matrix.h
* \ingroup pymathutils
*/
#ifndef __MATHUTILS_MATRIX_H__
#define __MATHUTILS_MATRIX_H__
extern PyTypeObject matrix_Type;
extern PyTypeObject matrix_access_Type;
#define MatrixObject_Check(_v) PyObject_TypeCheck((_v), &matrix_Type)
#define MATRIX_MAX_DIM 4
/* matrix[row][col] == MATRIX_ITEM_INDEX(matrix, row, col) */
#ifdef DEBUG
# define MATRIX_ITEM_ASSERT(_mat, _row, _col) (BLI_assert(_row < (_mat)->num_row && _col < (_mat)->num_col))
#else
# define MATRIX_ITEM_ASSERT(_mat, _row, _col) (void)0
#endif
#define MATRIX_ITEM_INDEX_NUMROW(_totrow, _row, _col) ((_totrow * (_col)) + (_row))
#define MATRIX_ITEM_INDEX(_mat, _row, _col) (MATRIX_ITEM_ASSERT(_mat, _row, _col),(((_mat)->num_row * (_col)) + (_row)))
#define MATRIX_ITEM_PTR( _mat, _row, _col) ((_mat)->matrix + MATRIX_ITEM_INDEX(_mat, _row, _col))
#define MATRIX_ITEM( _mat, _row, _col) ((_mat)->matrix [MATRIX_ITEM_INDEX(_mat, _row, _col)])
#define MATRIX_COL_INDEX(_mat, _col) (MATRIX_ITEM_INDEX(_mat, 0, _col))
#define MATRIX_COL_PTR( _mat, _col) ((_mat)->matrix + MATRIX_COL_INDEX(_mat, _col))
typedef struct {
BASE_MATH_MEMBERS(matrix);
unsigned short num_col;
unsigned short num_row;
} MatrixObject;
/* 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 *Matrix_CreatePyObject(float *mat,
const unsigned short num_col, const unsigned short num_row,
int type, PyTypeObject *base_type);
PyObject *Matrix_CreatePyObject_cb(PyObject *user,
const unsigned short num_col, const unsigned short num_row,
unsigned char cb_type, unsigned char cb_subtype);
extern unsigned char mathutils_matrix_row_cb_index; /* default */
extern unsigned char mathutils_matrix_col_cb_index;
extern unsigned char mathutils_matrix_translation_cb_index;
extern struct Mathutils_Callback mathutils_matrix_row_cb; /* default */
extern struct Mathutils_Callback mathutils_matrix_col_cb;
extern struct Mathutils_Callback mathutils_matrix_translation_cb;
void matrix_as_3x3(float mat[3][3], MatrixObject *self);
#endif /* __MATHUTILS_MATRIX_H__ */
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