diff options
author | Michel Selten <michel@mselten.demon.nl> | 2003-06-23 00:14:11 +0400 |
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committer | Michel Selten <michel@mselten.demon.nl> | 2003-06-23 00:14:11 +0400 |
commit | 61e41f6817b0dfd3ce17ffa3d00e4600e66251d1 (patch) | |
tree | d95a1b9b0e212acf14238c4510fcafdd18c01858 /source/blender/python/api2_2x/matrix.c | |
parent | ab9e15b75d5297ee54d0ead5e99b8a55760545e6 (diff) |
* Added matrix module
* Moved the function EXPP_tuple_repr from vector.c to gen_utils.[ch]
* Matrix functionality should work now in Object module.
* Fixed compilation warning about implicit declaration of M_World_Init.
Added the declaration to modules.h
Diffstat (limited to 'source/blender/python/api2_2x/matrix.c')
-rw-r--r-- | source/blender/python/api2_2x/matrix.c | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/source/blender/python/api2_2x/matrix.c b/source/blender/python/api2_2x/matrix.c new file mode 100644 index 00000000000..2dd4c3af00f --- /dev/null +++ b/source/blender/python/api2_2x/matrix.c @@ -0,0 +1,154 @@ +/* + * + * ***** 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. + * + * Contributor(s): Michel Selten + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +/* This file is the old bpython opy_matrix.c with minor modifications */ + +#include "vector.h" +#include "BLI_arithb.h" + +static void Matrix_dealloc (MatrixObject *self) +{ + Py_DECREF (self->rows[0]); + Py_DECREF (self->rows[1]); + Py_DECREF (self->rows[2]); + Py_DECREF (self->rows[3]); + + PyMem_DEL (self); +} + +static PyObject * Matrix_getattr (MatrixObject *self, char *name) +{ + PyObject * list; + float val[3]; + float mat3[3][3]; + + if (strcmp (name, "rot") == 0) + { + Mat3CpyMat4 (mat3, self->mat); + Mat3ToEul (mat3, val); + } + else if (strcmp (name, "size") == 0) + { + Mat4ToSize (self->mat, val); + } + else if (strcmp (name, "loc") == 0) + { + VECCOPY (val, (float *)(self->mat)[3]); + } + else + { + return (EXPP_ReturnPyObjError (PyExc_AttributeError, + "expected 'rot', 'size' or 'loc'")); + } + + list = PyList_New (3); + PyList_SetItem (list, 0, PyFloat_FromDouble (val[0])); + PyList_SetItem (list, 1, PyFloat_FromDouble (val[1])); + PyList_SetItem (list, 2, PyFloat_FromDouble (val[2])); + + return (list); +} + +static int Matrix_setattr (MatrixObject *self, char *name, PyObject *v) +{ + /* This is not supported. */ + return (-1); +} + +static PyObject * Matrix_repr (MatrixObject *self) +{ + return (EXPP_tuple_repr ((PyObject *) self, 4)); +} + +static PyObject * Matrix_item (MatrixObject *self, int i) +{ + if ((i<0) || (i>=4)) + { + return (EXPP_ReturnPyObjError (PyExc_IndexError, + "array index out of range")); + } + return (EXPP_incr_ret (self->rows[i])); +} + +static PySequenceMethods Matrix_SeqMethods = +{ + (inquiry) 0, /*sq_length*/ + (binaryfunc) 0, /*sq_concat*/ + (intargfunc) 0, /*sq_repeat*/ + (intargfunc) Matrix_item, /*sq_item*/ + (intintargfunc) 0, /*sq_slice*/ + (intobjargproc) 0, /*sq_ass_item*/ + (intintobjargproc) 0, /*sq_ass_slice*/ +}; + +PyTypeObject Matrix_Type = +{ + PyObject_HEAD_INIT(NULL) + 0, /*ob_size*/ + "Matrix", /*tp_name*/ + sizeof(MatrixObject), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + /* methods */ + (destructor) Matrix_dealloc, /*tp_dealloc*/ + (printfunc) 0, /*tp_print*/ + (getattrfunc) Matrix_getattr, /*tp_getattr*/ + (setattrfunc) Matrix_setattr, /*tp_setattr*/ + 0, /*tp_compare*/ + (reprfunc) Matrix_repr, /*tp_repr*/ + 0, /*tp_as_number*/ + &Matrix_SeqMethods, /*tp_as_sequence*/ +}; + +PyObject * newMatrixObject (Matrix4Ptr mat) +{ + MatrixObject * self; + + self = PyObject_NEW (MatrixObject, &Matrix_Type); + self->mat = mat; + + self->rows[0] = newVectorObject ((float *)(self->mat[0]), 4); + self->rows[1] = newVectorObject ((float *)(self->mat[1]), 4); + self->rows[2] = newVectorObject ((float *)(self->mat[2]), 4); + self->rows[3] = newVectorObject ((float *)(self->mat[3]), 4); + if ((self->rows[0] == NULL) || + (self->rows[1] == NULL) || + (self->rows[2] == NULL) || + (self->rows[3] == NULL)) + { + return (EXPP_ReturnPyObjError (PyExc_RuntimeError, + "Something wrong with creating a matrix object")); + } + + return ((PyObject *)self); +} + +void init_py_matrix (void) +{ + Matrix_Type.ob_type = &PyType_Type; +} |