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Diffstat (limited to 'thirdparty/bullet/src/LinearMath/btRandom.h')
| -rw-r--r-- | thirdparty/bullet/src/LinearMath/btRandom.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/thirdparty/bullet/src/LinearMath/btRandom.h b/thirdparty/bullet/src/LinearMath/btRandom.h new file mode 100644 index 0000000000..4cbfc6bfe9 --- /dev/null +++ b/thirdparty/bullet/src/LinearMath/btRandom.h @@ -0,0 +1,42 @@ +/* +Copyright (c) 2003-2006 Gino van den Bergen / Erwin Coumans http://continuousphysics.com/Bullet/ + +This software is provided 'as-is', without any express or implied warranty. +In no event will the authors be held liable for any damages arising from the use of this software. +Permission is granted to anyone to use this software for any purpose, +including commercial applications, and to alter it and redistribute it freely, +subject to the following restrictions: + +1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required. +2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. +3. This notice may not be removed or altered from any source distribution. +*/ + + + +#ifndef BT_GEN_RANDOM_H +#define BT_GEN_RANDOM_H + +#ifdef MT19937 + +#include <limits.h> +#include <mt19937.h> + +#define GEN_RAND_MAX UINT_MAX + +SIMD_FORCE_INLINE void GEN_srand(unsigned int seed) { init_genrand(seed); } +SIMD_FORCE_INLINE unsigned int GEN_rand() { return genrand_int32(); } + +#else + +#include <stdlib.h> + +#define GEN_RAND_MAX RAND_MAX + +SIMD_FORCE_INLINE void GEN_srand(unsigned int seed) { srand(seed); } +SIMD_FORCE_INLINE unsigned int GEN_rand() { return rand(); } + +#endif + +#endif //BT_GEN_RANDOM_H + |