src/vtkEgGridFilter.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 __vtkEgGridFilter_h
  24 #define __vtkEgGridFilter_h
  25
  26 class vtkEgGridFilter;
  27
  28 #include <vtkUnstructuredGridAlgorithm.h>
  29 #include <vtkUnstructuredGrid.h>
  30 #include <vtkIntArray.h>
  31 #include <vtkLongArray.h>
  32 #include <vtkDoubleArray.h>
  33 #include <vtkCellData.h>
  34 #include <vtkCellType.h>
  35 #include <vtkCellLinks.h>
  36 #include <vtkObjectFactory.h>
  37
  38 #include <QSet>
  39 #include <QVector>
  40
  41 #include "engrid.h"
  42 #include "egvtkobject.h"
  43
  44 class vtkEgGridFilter : public vtkUnstructuredGridAlgorithm, public EgVtkObject
  45 {
  46
  47 protected: // attributes
  48
  49   QSet<int>            m_BoundaryCodes;
  50   vtkUnstructuredGrid *m_Input;
  51   vtkUnstructuredGrid *m_Output;
  52   vtkUnstructuredGrid *m_LastOutput;
  53   unsigned long        m_LastRun;
  54
  55 protected: // methods
  56
  57   vtkEgGridFilter();
  58   ~vtkEgGridFilter();
  59
  60   virtual int FillInputPortInformation(int, vtkInformation* info);
  61   virtual int FillOutputPortInformation(int, vtkInformation* info);
  62   virtual int RequestData(vtkInformation*, vtkInformationVector** inputVector, vtkInformationVector*  outputVector);
  63
  64   virtual void ExecuteEg() = 0;
  65
  66   /**
  67    * Extract boundary elements and nodes with a given set of boundary conditions
  68    * @param cells On return, this will contain the indexes of the extracted boundary elements.
  69    * @param modes On return, this will contain the indexes of the extracted boundary nodes.
  70    * @param grid  The grid to operate on.
  71    * @param bc    A set of the boundary conditions to extract.
  72    */
  73   void ExtractBoundary(QVector<vtkIdType>  &cells, QVector<vtkIdType> &nodes, QSet<int> &bc, vtkUnstructuredGrid *grid);
  74
  75 public: // methods
  76
  77   void SetBoundaryCodes(const QSet<int>& bc);
  78
  79 };
  80
  81 #endif