seedsimpleprismaticlayer.h

   1 //
   2 // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
   3 // +                                                                      +
   4 // + This file is part of enGrid.                                         +
   5 // +                                                                      +
   6 // + Copyright 2008,2009 Oliver Gloth                                     +
   7 // +                                                                      +
   8 // + enGrid is free software: you can redistribute it and/or modify       +
   9 // + it under the terms of the GNU General Public License as published by +
  10 // + the Free Software Foundation, either version 3 of the License, or    +
  11 // + (at your option) any later version.                                  +
  12 // +                                                                      +
  13 // + enGrid is distributed in the hope that it will be useful,            +
  14 // + but WITHOUT ANY WARRANTY; without even the implied warranty of       +
  15 // + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        +
  16 // + GNU General Public License for more details.                         +
  17 // +                                                                      +
  18 // + You should have received a copy of the GNU General Public License    +
  19 // + along with enGrid. If not, see <http://www.gnu.org/licenses/>.       +
  20 // +                                                                      +
  21 // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
  22 //
  23 #ifndef seedsimpleprismaticlayer_H
  24 #define seedsimpleprismaticlayer_H
  25
  26 class SeedSimplePrismaticLayer;
  27
  28 #include "operation.h"
  29
  30 /**
  31  * The computation of the vectors providing the initial move away from the wall is not
  32  * necessarily always correct.
  33  * It shoud be weighted with the angle of adjacent edges and then normalised with an
  34  * average edge length.
  35  */
  36 class SeedSimplePrismaticLayer : public Operation
  37 {
  38
  39 protected: // attributes
  40
  41   QVector<vtkIdType>           layer_cells;
  42   QList<vtkIdType>             remesh_tetras;
  43   QVector<vtkIdType>           vol_cells;
  44   QVector<vtkIdType>           prismatic_cells;
  45   QVector<QVector<vtkIdType> > faces;
  46   QVector<vtkIdType>           old2new;
  47
  48   int    N_new_points;
  49   int    N_new_cells;
  50   int    new_layer;
  51   int    old_layer;
  52   double layer_g;
  53   double layer_dg;
  54
  55 public: // methods
  56
  57   SeedSimplePrismaticLayer();
  58   void setLayerCells(const QVector<vtkIdType> &cells);
  59   void getLayerCells(QVector<vtkIdType> &cells);
  60   void increaseLayerG(double d) { layer_g += d; layer_dg = d; };
  61
  62 protected: // methods
  63
  64   void prepareLayer();
  65   void createBoundaryElements(vtkUnstructuredGrid *new_grid);
  66   int countBoundaryElements();
  67
  68   virtual void operate();
  69
  70 };
  71
  72 #endif