include/xbt/RngStream.h

   1 /* Copyright (c) 2012, 2014. 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], Bg[6], Ig[6];
  17    int Anti;
  18    int IncPrec;
  19    char *name;
  20 };
  21
  22
  23 XBT_PUBLIC(int) RngStream_SetPackageSeed (unsigned long seed[6]);
  24
  25
  26 XBT_PUBLIC(RngStream) RngStream_CreateStream (const char name[]);
  27
  28
  29 XBT_PUBLIC(void) RngStream_DeleteStream (RngStream *pg);
  30
  31
  32 XBT_PUBLIC(RngStream) RngStream_CopyStream (const RngStream src);
  33
  34
  35 XBT_PUBLIC(void) RngStream_ResetStartStream (RngStream g);
  36
  37
  38 XBT_PUBLIC(void) RngStream_ResetStartSubstream (RngStream g);
  39
  40
  41 XBT_PUBLIC(void) RngStream_ResetNextSubstream (RngStream g);
  42
  43
  44 XBT_PUBLIC(void) RngStream_SetAntithetic (RngStream g, int a);
  45
  46
  47 XBT_PUBLIC(void) RngStream_IncreasedPrecis (RngStream g, int incp);
  48
  49
  50 XBT_PUBLIC(int) RngStream_SetSeed (RngStream g, unsigned long seed[6]);
  51
  52
  53 XBT_PUBLIC(void) RngStream_AdvanceState (RngStream g, long e, long c);
  54
  55
  56 XBT_PUBLIC(void) RngStream_GetState (RngStream g, unsigned long seed[6]);
  57
  58
  59 XBT_PUBLIC(void) RngStream_WriteState (RngStream g);
  60
  61
  62 XBT_PUBLIC(void) RngStream_WriteStateFull (RngStream g);
  63
  64
  65 XBT_PUBLIC(double) RngStream_RandU01 (RngStream g);
  66
  67
  68 XBT_PUBLIC(int) RngStream_RandInt (RngStream g, int i, int j);
  69
  70
  71 #endif
  72
  73