/usr/include/adolc/param.h is in libadolc-dev 2.6.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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ADOL-C -- Automatic Differentiation by Overloading in C++
File: param.h
Revision: $Id$
Contents: class for parameter dependent functions
Copyright (c) Kshitij Kulshreshtha
This file is part of ADOL-C. This software is provided as open source.
Any use, reproduction, or distribution of the software constitutes
recipient's acceptance of the terms of the accompanying license file.
----------------------------------------------------------------------------*/
#if !defined(ADOLC_PARAM_H)
#define ADOLC_PARAM_H 1
#if defined(__cplusplus)
#include <cstdio>
#include <stdexcept>
using std::logic_error;
class pdouble;
ADOLC_DLL_EXPORT pdouble mkparam(double pval);
ADOLC_DLL_EXPORT pdouble getparam(locint index);
ADOLC_DLL_EXPORT locint mkparam_idx(double pval);
class ADOLC_DLL_EXPORT pdouble {
friend ADOLC_DLL_EXPORT class badouble;
friend ADOLC_DLL_EXPORT class adub;
friend ADOLC_DLL_EXPORT class adouble;
friend ADOLC_DLL_EXPORT class adubref;
protected:
double _val;
locint _idx;
pdouble(const pdouble&) {
fprintf(DIAG_OUT,"ADOL-C error: illegal copy construction of pdouble"
" variable\n ... pdouble objects must never be copied\n");
throw logic_error("illegal constructor call, errorcode=-2");
}
pdouble(void) {
fprintf(DIAG_OUT,"ADOL-C error: illegal default construction of pdouble"
" variable\n");
throw logic_error("illegal constructor call, errorcode=-2");
}
pdouble(double pval);
pdouble(locint index);
public:
friend pdouble mkparam(double pval);
friend pdouble getparam(locint index);
friend locint mkparam_idx(double pval);
operator adub() const;
#define _IN_CLASS_ 1
#define _IN_PDOUBLE_ 1
#include <adolc/internal/paramfunc.h>
#undef _IN_PDOUBLE_
#undef _IN_CLASS_
~pdouble() {}
};
#ifdef ADOLC_ADVANCED_BRANCHING
inline adub operator != ( const pdouble& a, const badouble& b)
{ return (b != a); }
inline adub operator == ( const pdouble& a, const badouble& b)
{ return (b == a); }
inline adub operator <= ( const pdouble& a, const badouble& b)
{ return (b >= a); }
inline adub operator >= ( const pdouble& a, const badouble& b)
{ return (b <= a); }
inline adub operator > ( const pdouble& a, const badouble& b)
{ return (b < a); }
inline adub operator < ( const pdouble& a, const badouble& b)
{ return (b > a); }
#else
inline int operator != ( const badouble& a, const pdouble& b)
{ return ((a - b) != 0); }
inline int operator == ( const badouble& a, const pdouble& b)
{ return ((a - b) == 0); }
inline int operator <= ( const badouble& a, const pdouble& b)
{ return ((a - b) <= 0); }
inline int operator >= ( const badouble& a, const pdouble& b)
{ return ((a - b) >= 0); }
inline int operator > ( const badouble& a, const pdouble& b)
{ return ((a - b) > 0); }
inline int operator < ( const badouble& a, const pdouble& b)
{ return ((a - b) < 0); }
inline int operator != ( const pdouble& a, const badouble& b)
{ return (b != a); }
inline int operator == ( const pdouble& a, const badouble& b)
{ return (b == a); }
inline int operator <= ( const pdouble& a, const badouble& b)
{ return (b >= a); }
inline int operator >= ( const pdouble& a, const badouble& b)
{ return (b <= a); }
inline int operator > ( const pdouble& a, const badouble& b)
{ return (b < a); }
inline int operator < ( const pdouble& a, const badouble& b)
{ return (b > a); }
#endif
inline adub operator + ( const pdouble& a, const badouble& b)
{ return (b + a); }
inline adub operator + ( const pdouble& a, double b)
{ return (b + adub(a)); }
inline adub operator + ( double a, const pdouble& b)
{ return (a + adub(b)); }
inline adub operator - ( const pdouble& a, const badouble& b)
{ return ((-b) + a); }
inline adub operator - ( const pdouble& a, double b)
{ return (adub(a) - b); }
inline adub operator - ( double a, const pdouble& b)
{ return (a + (-b)); }
inline adub operator * ( const pdouble& a, const badouble& b)
{ return (b*a); }
inline adub operator * ( const pdouble& a, double b)
{ return (b * adub(a)); }
inline adub operator * ( double a, const pdouble& b)
{ return (a * adub(b)); }
inline adub operator / ( const badouble& a, const pdouble& b)
{ return (a*recipr(b)); }
inline adub operator / ( double a, const pdouble& b)
{ return (a*recipr(b)); }
inline adub operator / ( const pdouble& a, double b)
{ return (adub(a)/b); }
inline adub fmax ( const badouble& y, const pdouble& d ) {
return (-fmin(-d,-y));
}
inline adub fmax ( const pdouble& a, const badouble& b)
{ return fmax(b,a); }
inline adub fmin ( const pdouble& a, const badouble& b)
{ return fmin(b,a); }
inline adub fmin( const badouble& a, const pdouble& b)
{ return fmin(a,adub(b)); }
#endif
BEGIN_C_DECLS
/****************************************************************************/
/* Returns the number of parameters recorded on tape */
/****************************************************************************/
ADOLC_DLL_EXPORT size_t get_num_param(short tag);
/****************************************************************************/
/* Overrides the parameters for the next evaluations. This will invalidate */
/* the taylor stack, so next reverse call will fail, if not preceeded by a */
/* forward call after setting the parameters. */
/****************************************************************************/
ADOLC_DLL_EXPORT void set_param_vec(short tag, size_t numparam, revreal* paramvec);
END_C_DECLS
#endif
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