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// Copyright (C) 2003--2004 Ronan Collobert (collober@idiap.ch)
//
// This file is part of Torch 3.1.
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// 3. The name of the author may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
// IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
// NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef PARAMETERS_INC
#define PARAMETERS_INC
#include "Object.h"
namespace Torch {
/** Parameters definition.
Parameters are a bench of real arrays.
@author Ronan Collobert (collober@idiap.ch)
*/
class Parameters : public Object
{
public:
/** Array of pointers to array of parameters.
The size of this array is given by #n_data#.
The size of #data[i]# is given by #size[i]#
*/
real **data;
/// Size of #data#
int n_data;
/// #size[i]# is the size of #data[i]#
int *size;
/// Total number of parameters
int n_params;
/// No parameters ?
Parameters();
/// Create one entry in #data# with the given size.
Parameters(int n_params_);
/** Add an entry in #data#.
If #do_copy# is true, copy the parameters.
Else, just copy the pointer.
*/
void addParameters(real *params, int n_params_, bool do_copy=false);
/** Add all entries given by #params# in #data#.
If #do_copy# is true, copy the parameters, else just copy the pointers.
*/
void add(Parameters *params, bool do_copy=false);
/** Copy the given parameters.
The given parameters don't need to have the same structure.
But it must have the same total length.
*/
void copy(Parameters *from);
/** Copy a real vector in the parameters.
The parameters \emph{must} have the good size!
*/
void copyFrom(real *vec);
/** Copy the full parameters in a real vector.
The parameters \emph{must} have the good size!
*/
void copyTo(real *vec);
/// Save all the parameters.
virtual void saveXFile(XFile *file);
/// Load all the parameters.
virtual void loadXFile(XFile *file);
virtual ~Parameters();
};
}
#endif
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