StreamLines.h

Go to the documentation of this file.

// Gmsh - Copyright (C) 1997-2022 C. Geuzaine, J.-F. Remacle
//
// See the LICENSE.txt file in the Gmsh root directory for license information.
// Please report all issues on https://gitlab.onelab.info/gmsh/gmsh/issues.
 
#ifndef STREAM_LINES_H
#define STREAM_LINES_H
 
#include "Plugin.h"
 
extern "C" {
GMSH_Plugin *GMSH_RegisterStreamLinesPlugin();
}
 
class GMSH_StreamLinesPlugin : public GMSH_PostPlugin {
  static double callback(int num, int action, double value, double *opt,
                         double step, double min, double max);
 
public:
  GMSH_StreamLinesPlugin() {}
  std::string getName() const { return "StreamLines"; }
  std::string getShortHelp() const
  {
    return "Compute particle trajectories in velocity field";
  }
  std::string getHelp() const;
  int getNbOptions() const;
  StringXNumber *getOption(int iopt);
  PView *execute(PView *);
 
  static int getNbU();
  static int getNbV();
  static void getPoint(int iU, int iV, double *X);
 
  static double callbackX0(int, int, double);
  static double callbackY0(int, int, double);
  static double callbackZ0(int, int, double);
  static double callbackX1(int, int, double);
  static double callbackY1(int, int, double);
  static double callbackZ1(int, int, double);
  static double callbackX2(int, int, double);
  static double callbackY2(int, int, double);
  static double callbackZ2(int, int, double);
  static double callbackU(int, int, double);
  static double callbackV(int, int, double);
  static void draw(void *context);
};
 
#endif