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Laurent El Shafey 2024-12-10 08:56:11 -08:00
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/*
* Copyright (c) 2011, Alex Krizhevsky (akrizhevsky@gmail.com)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* - 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT HOLDER OR CONTRIBUTORS 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 COST_CUH
#define COST_CUH
#include <vector>
#include <map>
#include <helper_cuda.h>
#include "layer.cuh"
#include "util.cuh"
class CostLayer;
/*
* Wrapper for dictionary mapping cost name to vector of returned values.
*/
class Cost {
private:
int _numCases;
CostMap _costMap;
CostCoeffMap _costCoeffMap;
public:
Cost(int numCases);
Cost(int numCases, std::vector<CostLayer*>& costs);
doublev& operator [](const std::string s);
CostMap& getCostMap();
CostCoeffMap& getCostCoeffMap();
int getNumCases();
/*
* Returns sum of first values returned by all the costs, weighted by the cost coefficients.
*/
double getValue();
Cost& operator += (Cost& er);
Cost& operator |= (Cost& er);
Cost& operator /= (const double v);
virtual ~Cost();
};
#endif /* COST_CUH */