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/*
* Copyright 2011, Blender Foundation.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Contributor:
* Jeroen Bakker
* Monique Dewanchand
*/
#ifndef __COM_TONEMAPOPERATION_H__
#define __COM_TONEMAPOPERATION_H__
#include "COM_NodeOperation.h"
#include "DNA_node_types.h"
/**
* \brief temporarily storage during execution of Tonemap
* \ingroup operation
*/
typedef struct AvgLogLum {
float al;
float auto_key;
float lav;
float cav[4];
float igm;
} AvgLogLum;
/**
* \brief base class of tonemap, implementing the simple tonemap
* \ingroup operation
*/
class TonemapOperation : public NodeOperation {
protected:
/**
* \brief Cached reference to the reader
*/
SocketReader *m_imageReader;
/**
* \brief settings of the Tonemap
*/
NodeTonemap *m_data;
/**
* \brief temporarily cache of the execution storage
*/
AvgLogLum *m_cachedInstance;
public:
TonemapOperation();
/**
* the inner loop of this program
*/
void executePixel(float output[4], int x, int y, void *data);
/**
* Initialize the execution
*/
void initExecution();
void *initializeTileData(rcti *rect);
void deinitializeTileData(rcti *rect, void *data);
/**
* Deinitialize the execution
*/
void deinitExecution();
void setData(NodeTonemap *data) { this->m_data = data; }
bool determineDependingAreaOfInterest(rcti *input, ReadBufferOperation *readOperation, rcti *output);
};
/**
* \brief class of tonemap, implementing the photoreceptor tonemap
* most parts have already been done in TonemapOperation
* \ingroup operation
*/
class PhotoreceptorTonemapOperation : public TonemapOperation {
public:
/**
* the inner loop of this program
*/
void executePixel(float output[4], int x, int y, void *data);
};
#endif
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