src/setboundarycode.cpp

   1 //
   2 // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
   3 // +                                                                      +
   4 // + This file is part of enGrid.                                         +
   5 // +                                                                      +
   6 // + Copyright 2008-2010 enGits GmbH                                     +
   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 #include "setboundarycode.h"
  24 #include <vtkIntArray.h>
  25 #include <vtkCellData.h>
  26 #include "guimainwindow.h"
  27
  28 SetBoundaryCode::SetBoundaryCode()
  29 {
  30   feature_angle = 180.0;
  31   boundary_code = 1;
  32   setSurfaceIteration();
  33   setQuickSave(true);
  34 }
  35
  36 void SetBoundaryCode::pass1()
  37 {
  38   if(!(SelectAllVisible || OnlyPickedCell || OnlyPickedCellAndNeighbours)) {
  39     using namespace GeometryTools;
  40     double fa = feature_angle*M_PI/180.0;
  41
  42     QSet <int> DBC;
  43     GuiMainWindow::pointer()->getDisplayBoundaryCodes(DBC);
  44     DBC.insert(boundary_code);
  45     DBC.insert(9999);
  46
  47     EG_VTKDCC(vtkIntArray, cell_code, m_Grid, "cell_code");
  48
  49     for (int i = 0; i < pair.size(); ++i) {
  50       int bc1 = cell_code->GetValue(pair[i].item1);
  51       int bc2 = cell_code->GetValue(pair[i].item2);
  52       if(ProcessAll){
  53         vec3_t n1 = cellNormal(m_Grid, pair[i].item1);
  54         vec3_t n2 = cellNormal(m_Grid, pair[i].item2);
  55         double cosa = (n1*n2)/(n1.abs()*n2.abs());
  56         if (fabs(acos(cosa)) > fa) {
  57           pair[i].terminate = true;
  58         } else {
  59           pair[i].terminate = false;
  60         }
  61       } else {
  62         if(DBC.contains(bc1) && DBC.contains(bc2)){
  63           vec3_t n1 = cellNormal(m_Grid, pair[i].item1);
  64           vec3_t n2 = cellNormal(m_Grid, pair[i].item2);
  65           double cosa = (n1*n2)/(n1.abs()*n2.abs());
  66           if (fabs(acos(cosa)) > fa) {
  67             pair[i].terminate = true;
  68           } else {
  69             pair[i].terminate = false;
  70           }
  71         } else {
  72           pair[i].terminate = true;
  73         }
  74       }
  75     }
  76   }
  77 }
  78
  79 void SetBoundaryCode::pass2()
  80 {
  81   EG_VTKDCC(vtkIntArray, cell_code, m_Grid, "cell_code");
  82   vtkIdType cellId;
  83   if(SelectAllVisible) {
  84     QSet <int> DBC;
  85     GuiMainWindow::pointer()->getDisplayBoundaryCodes(DBC);
  86     DBC.insert(boundary_code);
  87     foreach(cellId, cells) {
  88       int bc = cell_code->GetValue(cellId);
  89       if(DBC.contains(bc)){
  90         cell_code->SetValue(cellId, boundary_code);
  91       }
  92     }
  93   } else if (OnlyPickedCell) {
  94     cout<<"this->getStart()="<<this->getStart()<<endl;
  95     cell_code->SetValue(this->getStart(), boundary_code);
  96   } else if (OnlyPickedCellAndNeighbours) {
  97     cell_code->SetValue(this->getStart(), boundary_code);
  98     foreach (cellId, c2c[this->getStart()]) {
  99       cell_code->SetValue(cellId, boundary_code);
 100     }
 101   } else {
 102     foreach (cellId, item) {
 103       cell_code->SetValue(cellId, boundary_code);
 104     }
 105   }
 106   m_Grid->Modified();
 107 }
 108