include/xbt/RngStream.h

   1 /* Copyright (c) 2012, 2014-2018. The SimGrid Team.
   2  * All rights reserved.                                                     */
   3
   4 /* This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the license (GNU LGPL) which comes with this package. */
   6
   7 /* RngStream.h for ANSI C */
   8 #ifndef RNGSTREAM_H
   9 #define RNGSTREAM_H
  10
  11 #include "misc.h"
  12
  13 typedef struct RngStream_InfoState * RngStream;
  14
  15 struct RngStream_InfoState {
  16    double Cg[6];
  17    double Bg[6];
  18    double Ig[6];
  19    int Anti;
  20    int IncPrec;
  21    char *name;
  22 };
  23
  24 SG_BEGIN_DECL();
  25
  26 XBT_PUBLIC int RngStream_SetPackageSeed(unsigned long seed[6]);
  27 XBT_PUBLIC RngStream RngStream_CreateStream(const char name[]);
  28 XBT_PUBLIC void RngStream_DeleteStream(RngStream* pg);
  29 XBT_PUBLIC RngStream RngStream_CopyStream(const RngStream src);
  30 XBT_PUBLIC void RngStream_ResetStartStream(RngStream g);
  31 XBT_PUBLIC void RngStream_ResetStartSubstream(RngStream g);
  32 XBT_PUBLIC void RngStream_ResetNextSubstream(RngStream g);
  33 XBT_PUBLIC void RngStream_SetAntithetic(RngStream g, int a);
  34 XBT_PUBLIC void RngStream_IncreasedPrecis(RngStream g, int incp);
  35 XBT_PUBLIC int RngStream_SetSeed(RngStream g, unsigned long seed[6]);
  36 XBT_PUBLIC void RngStream_AdvanceState(RngStream g, long e, long c);
  37 XBT_PUBLIC void RngStream_GetState(RngStream g, unsigned long seed[6]);
  38 XBT_PUBLIC void RngStream_WriteState(RngStream g);
  39 XBT_PUBLIC void RngStream_WriteStateFull(RngStream g);
  40 XBT_PUBLIC double RngStream_RandU01(RngStream g);
  41 XBT_PUBLIC int RngStream_RandInt(RngStream g, int i, int j);
  42
  43 SG_END_DECL();
  44
  45 #endif
  46
  47