MersenneTwister.h

/*
 * Copyright 1993-2010 NVIDIA Corporation.  All rights reserved.
 *
 * NVIDIA Corporation and its licensors retain all intellectual property and 
 * proprietary rights in and to this software and related documentation. 
 * Any use, reproduction, disclosure, or distribution of this software 
 * and related documentation without an express license agreement from
 * NVIDIA Corporation is strictly prohibited.
 *
 * Please refer to the applicable NVIDIA end user license agreement (EULA) 
 * associated with this source code for terms and conditions that govern 
 * your use of this NVIDIA software.
 * 
 */
 
 #ifndef MERSENNETWISTER_H
#define MERSENNETWISTER_H
#ifndef mersennetwister_h
#define mersennetwister_h



#define      DCMT_SEED 4172
#define  MT_RNG_PERIOD 607


typedef struct{
    unsigned int matrix_a;
    unsigned int mask_b;
    unsigned int mask_c;
    unsigned int seed;
} mt_struct_stripped;


#define   MT_RNG_COUNT 4096
#define          MT_MM 9
#define          MT_NN 19
#define       MT_WMASK 0xFFFFFFFFU
#define       MT_UMASK 0xFFFFFFFEU
#define       MT_LMASK 0x1U
#define      MT_SHIFT0 12
#define      MT_SHIFTB 7
#define      MT_SHIFTC 15
#define      MT_SHIFT1 18


extern "C" void init_MT(int n_gaussnumbers, int n_unifnumbers);
extern "C" void update_MT();
extern "C" void finalize_MT();

#endif
#endif