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/* This file is part of the OpenLB library
*
* Copyright (C) 2015 Albert Mink, Mathias J. Krause
* E-mail contact: info@openlb.net
* The most recent release of OpenLB can be downloaded at
* <http://www.openlb.net/>
*
* 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.
*/
#ifndef BLOCK_GIF_WRITER_H
#define BLOCK_GIF_WRITER_H
#include <iomanip>
#include "io/colormaps.h"
#include "io/ostreamManager.h"
#include "functors/lattice/blockBaseF2D.h"
namespace olb {
/** BlockGifWriter writes given functor data to image file of format .ppm
*
* There are two different modes
* 1. mode: image maxValue and minValue are computed every time.
* this implies that image data is scaled every time exactly to
* interval [0,1]. this may lead to different scaling of the functor data
* concerning the time steps
* 2. mode: image maxValue and minValue are passed by the user once.
* this static use, prevents a rescaling effect for each time step.
*
* \param map determines the color of the graphics
*/
template< typename T >
class BlockGifWriter {
public:
// constructor
BlockGifWriter( std::string const& map="leeloo" );
/** writes functor values normed to interval [0,1].
* imageValue is computed according to :
* if functorValue >= maxValue then the imageValue is clipped to 1
* else imageValue = (minValue - functorValue) / (minValue - maxValue)
*/
void write( BlockF2D<T>& f, T minValue, T maxValue, int iT=0,
std::string const& name="emptyName" );
/// writes functor data and determines its min-/maxValue
void write( BlockF2D<T>& f, int iT=0, std::string const& name="emptyName" );
/// writes functors stored at pointerVec
void write(int iT=0);
/// put functor to _pointerVec, to simplify writing process of several functors
void addFunctor( BlockF2D<T>& f, std::string const& name="emptyName" );
void addFunctor( BlockF2D<T>& f, T minValue, T maxValue, std::string const& name="emptyName" );
private:
// void ppm2gif(const std::string& fullNamePpm, const std::string& fullNameGif);
mutable OstreamManager clout;
int _colorRange; // set to 1024
int _numColors; // set to 1024
graphics::ColorMap<T> _colorMap;
/// Holds added functor, to simplify the use of write function
std::vector< BlockF2D<T>* > _pointerVec;
/// Holds the names of added functors
std::vector<std::string> _name;
/// Holds the scale instruction of added functors
std::vector<bool> _autoScale;
/// Holds the minValues of added functors
std::vector<T> _minValue;
/// Holds the maxValues of added functors
std::vector<T> _maxValue;
};
} // namespace olb
#endif
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