From 94d3e79a8617f88dc0219cfdeedfa3147833719d Mon Sep 17 00:00:00 2001
From: Adrian Kummerlaender
Date: Mon, 24 Jun 2019 14:43:36 +0200
Subject: Initialize at openlb-1-3

---
 src/io/blockGifWriter.h | 90 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 src/io/blockGifWriter.h

(limited to 'src/io/blockGifWriter.h')

diff --git a/src/io/blockGifWriter.h b/src/io/blockGifWriter.h
new file mode 100644
index 0000000..33923dc
--- /dev/null
+++ b/src/io/blockGifWriter.h
@@ -0,0 +1,90 @@
+/*  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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