convolut.h

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/*----------------------------------------------------------------------------
 ADOL-C -- Automatic Differentiation by Overloading in C++
 File:     convolut.h
 Revision: $Id$
 Contents: Convolution routines (used by ho_rev.mc)
 
 Copyright (c) Andrea Walther, Andreas Griewank, Andreas Kowarz,
               Hristo Mitev, Sebastian Schlenkrich, Jean Utke, Olaf Vogel
 
 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_CONVOLUT_H)
#define ADOLC_CONVOLUT_H 1
 
#include <adolc/internal/common.h>
 
BEGIN_C_DECLS
 
/****************************************************************************/
/*                                                              CONVOLUTION */
 
/*--------------------------------------------------------------------------*/
/* Evaluates convolution of a and b to c */
void conv(int dim, revreal *a, revreal *b, revreal *c);
void conv0(int dim, revreal *a, revreal *b, revreal *c);
 
/****************************************************************************/
/*                                                  INCREMENTAL CONVOLUTION */
 
/*--------------------------------------------------------------------------*/
/* Increments truncated convolution of a and b to c */
void inconv(int dim, revreal *a, revreal *b, revreal *c);
 
/*--------------------------------------------------------------------------*/
/* Increments truncated convolution of a and b to c and sets a to zero */
void inconv0(int dim, revreal *a, revreal *b, revreal *c);
void inconv1(int dim, revreal *a, revreal *b, revreal *c);
 
/****************************************************************************/
/*                                                  DECREMENTAL CONVOLUTION */
 
/*--------------------------------------------------------------------------*/
/* Decrements truncated convolution of a and b to c */
void deconv(int dim, revreal *a, revreal *b, revreal *c);
 
/*--------------------------------------------------------------------------*/
/* Decrements truncated convolution of a and b to c and sets a to zero */
void deconv0(int dim, revreal *a, revreal *b, revreal *c);
void deconv1(int dim, revreal *a, revreal *b, revreal *c);
 
/****************************************************************************/
/*                                                    OTHER USEFUL ROUTINES */
 
/*--------------------------------------------------------------------------*/
void divide(int dim, revreal *a, revreal *b, revreal *c);
 
/*--------------------------------------------------------------------------*/
void recipr(int dim, double a, revreal *b, revreal *c);
 
/****************************************************************************/
/*                                                                  ZEROING */
 
/*--------------------------------------------------------------------------*/
/* Set a to zero */
void zeroset(int dim, double *a);
 
/*--------------------------------------------------------------------------*/
/* Copies a to tmp and initializes a to zero */
void copyAndZeroset(int dim, revreal *a, revreal *tmp);
 
/****************************************************************************/
END_C_DECLS
 
#endif