1 /*---------------------------------------------------------------------------- 2 ADOL-C -- Automatic Differentiation by Overloading in C++ 3 File: usrparms.h 4 Revision: $Id: usrparms.h 670 2016-03-17 14:11:42Z kulshres $ 5 Contents: User parameters: 6 These parameters might affect the performance of the ADOL-C 7 system; they are intended to be tweeked by users and local 8 maintainence personal. 9 10 Copyright (c) Andrea Walther, Andreas Griewank, Andreas Kowarz, 11 Hristo Mitev, Sebastian Schlenkrich, Jean Utke, Olaf Vogel 12 13 This file is part of ADOL-C. This software is provided as open source. 14 Any use, reproduction, or distribution of the software constitutes 15 recipient's acceptance of the terms of the accompanying license file. 16 17 ----------------------------------------------------------------------------*/ 18 19 #if !defined(ADOLC_USRPARMS_H) 20 #define ADOLC_USRPARMS_H 1 21 22 /*--------------------------------------------------------------------------*/ 23 /* Buffer sizes */ 24 #define OBUFSIZE 524288 /* 16384 or 65536 */ 25 #define LBUFSIZE 524288 /* 16384 or 65536 */ 26 #define VBUFSIZE 524288 /* 16384 or 65536 */ 27 28 /*--------------------------------------------------------------------------*/ 29 /* Buffer size for temporary Taylor store */ 30 #define TBUFSIZE 524288 /* 16384 or 65536 */ 31 32 /*--------------------------------------------------------------------------*/ 33 /* Number of temporary Taylor stores*/ 34 #define TBUFNUM 32 35 36 /*--------------------------------------------------------------------------*/ 37 /* Data types used by Fortran callable versions of functions */ 38 #define fint long 39 #define fdouble double 40 41 /*--------------------------------------------------------------------------*/ 42 /* Definionion of inf and NaN */ 43 #define inf_num 1.0 /* don't undefine these; on non-IEEE machines */ 44 #define inf_den 0.0 /* change the values to get small fractions */ 45 #define non_num 0.0 /* (inf_num/inf_den) and (non_num/non_den) */ 46 #define non_den 0.0 /* respectively, see the documentation */ 47 #define ADOLC_EPS 10E-20 /* for test on zero */ 48 49 /****************************************************************************/ 50 /* Standard output used for diagnostics by ADOL-C, */ 51 /* e.g. stdout or stderr or whatever file identifier */ 52 #define DIAG_OUT stderr 53 54 /****************************************************************************/ 55 /* Tells ADOL-C which name space offers the mathematical functions */ 56 #define ADOLC_MATH_NSP std 57 /* For error function with gcc compiler */ 58 #define ADOLC_MATH_NSP_ERF 59 60 /*--------------------------------------------------------------------------*/ 61 /* Constants used by the checkpointing part (revolve) */ 62 #define ADOLC_CHECKUP 1000 63 #define ADOLC_REPSUP 1000 64 65 /*--------------------------------------------------------------------------*/ 66 /* Maximal size (Bytes) of a block to be written with fwrite or read with */ 67 /* fread --- power of 2 > 8 preferable ;-) --- */ 68 #define ADOLC_IO_CHUNK_SIZE 1073741824 69 70 /*--------------------------------------------------------------------------*/ 71 #endif 72