89 lines
3.3 KiB
C++
89 lines
3.3 KiB
C++
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup pymathutils
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*/
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#pragma once
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extern PyTypeObject matrix_Type;
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extern PyTypeObject matrix_access_Type;
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typedef unsigned short ushort;
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#define MatrixObject_Check(v) PyObject_TypeCheck((v), &matrix_Type)
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#define MatrixObject_CheckExact(v) (Py_TYPE(v) == &matrix_Type)
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#define MATRIX_MAX_DIM 4
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/* matrix[row][col] == MATRIX_ITEM_INDEX(matrix, row, col) */
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#ifdef DEBUG
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# define MATRIX_ITEM_ASSERT(_mat, _row, _col) \
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(BLI_assert(_row < (_mat)->row_num && _col < (_mat)->col_num))
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#else
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# define MATRIX_ITEM_ASSERT(_mat, _row, _col) (void)0
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#endif
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#define MATRIX_ITEM_INDEX_NUMROW(_totrow, _row, _col) (((_totrow) * (_col)) + (_row))
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#define MATRIX_ITEM_INDEX(_mat, _row, _col) \
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(MATRIX_ITEM_ASSERT(_mat, _row, _col), (((_mat)->row_num * (_col)) + (_row)))
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#define MATRIX_ITEM_PTR(_mat, _row, _col) ((_mat)->matrix + MATRIX_ITEM_INDEX(_mat, _row, _col))
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#define MATRIX_ITEM(_mat, _row, _col) ((_mat)->matrix[MATRIX_ITEM_INDEX(_mat, _row, _col)])
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#define MATRIX_COL_INDEX(_mat, _col) (MATRIX_ITEM_INDEX(_mat, 0, _col))
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#define MATRIX_COL_PTR(_mat, _col) ((_mat)->matrix + MATRIX_COL_INDEX(_mat, _col))
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typedef struct {
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BASE_MATH_MEMBERS(matrix);
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ushort col_num;
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ushort row_num;
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} MatrixObject;
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/* struct data contains a pointer to the actual data that the
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* object uses. It can use either PyMem allocated data (which will
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* be stored in py_data) or be a wrapper for data allocated through
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* blender (stored in blend_data). This is an either/or struct not both */
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/* Prototypes. */
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PyObject *Matrix_CreatePyObject(const float *mat,
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ushort col_num,
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ushort row_num,
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PyTypeObject *base_type) ATTR_WARN_UNUSED_RESULT;
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PyObject *Matrix_CreatePyObject_wrap(float *mat,
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ushort col_num,
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ushort row_num,
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PyTypeObject *base_type) ATTR_WARN_UNUSED_RESULT
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ATTR_NONNULL(1);
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PyObject *Matrix_CreatePyObject_cb(PyObject *user,
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unsigned short col_num,
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unsigned short row_num,
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unsigned char cb_type,
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unsigned char cb_subtype) ATTR_WARN_UNUSED_RESULT;
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/**
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* \param mat: Initialized matrix value to use in-place, allocated with #PyMem_Malloc
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*/
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PyObject *Matrix_CreatePyObject_alloc(float *mat,
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ushort col_num,
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ushort row_num,
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PyTypeObject *base_type) ATTR_WARN_UNUSED_RESULT;
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/* PyArg_ParseTuple's "O&" formatting helpers. */
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int Matrix_ParseAny(PyObject *o, void *p);
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int Matrix_Parse2x2(PyObject *o, void *p);
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int Matrix_Parse3x3(PyObject *o, void *p);
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int Matrix_Parse4x4(PyObject *o, void *p);
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extern unsigned char mathutils_matrix_row_cb_index; /* default */
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extern unsigned char mathutils_matrix_col_cb_index;
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extern unsigned char mathutils_matrix_translation_cb_index;
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extern struct Mathutils_Callback mathutils_matrix_row_cb; /* default */
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extern struct Mathutils_Callback mathutils_matrix_col_cb;
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extern struct Mathutils_Callback mathutils_matrix_translation_cb;
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void matrix_as_3x3(float mat[3][3], MatrixObject *self);
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