diff options
Diffstat (limited to 'source/blender/blenlib/BLI_math_mpq.hh')
| -rw-r--r-- | source/blender/blenlib/BLI_math_mpq.hh | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_math_mpq.hh b/source/blender/blenlib/BLI_math_mpq.hh new file mode 100644 index 00000000000..3d8c6349187 --- /dev/null +++ b/source/blender/blenlib/BLI_math_mpq.hh @@ -0,0 +1,36 @@ +/* + * 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. + */ + +#pragma once + +/** \file + * \ingroup bli + */ + +#ifdef WITH_GMP + +/* This file uses an external file header to define the multi-precision + * rational type, mpq_class. + * This class keeps separate multi-precision integer numerator and + * denominator, reduced to lowest terms after each arithmetic operation. + * It can be used where it is important to have exact arithmetic results. + * + * See gmplib.org for full documentation. In particular: + * https://gmplib.org/manual/C_002b_002b-Interface-Rationals + */ +# include "gmpxx.h" + +#endif /* WITH_GMP */ |