src/setboundarycode.cpp

   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 #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
  46     EG_VTKDCC(vtkIntArray, cell_code, grid, "cell_code");
  47
  48     for (int i = 0; i < pair.size(); ++i) {
  49       int bc1 = cell_code->GetValue(pair[i].item1);
  50       int bc2 = cell_code->GetValue(pair[i].item2);
  51       if(ProcessAll){
  52         vec3_t n1 = cellNormal(grid, pair[i].item1);
  53         vec3_t n2 = cellNormal(grid, pair[i].item2);
  54         double cosa = (n1*n2)/(n1.abs()*n2.abs());
  55         if (fabs(acos(cosa)) > fa) {
  56           pair[i].terminate = true;
  57         } else {
  58           pair[i].terminate = false;
  59         }
  60       } else {
  61         if(DBC.contains(bc1) && DBC.contains(bc2)){
  62           vec3_t n1 = cellNormal(grid, pair[i].item1);
  63           vec3_t n2 = cellNormal(grid, pair[i].item2);
  64           double cosa = (n1*n2)/(n1.abs()*n2.abs());
  65           if (fabs(acos(cosa)) > fa) {
  66             pair[i].terminate = true;
  67           } else {
  68             pair[i].terminate = false;
  69           }
  70         } else {
  71           pair[i].terminate = true;
  72         }
  73       }
  74     }
  75   }
  76 }
  77
  78 void SetBoundaryCode::pass2()
  79 {
  80   EG_VTKDCC(vtkIntArray, cell_code, grid, "cell_code");
  81   vtkIdType cellId;
  82   if(SelectAllVisible) {
  83     QSet <int> DBC;
  84     GuiMainWindow::pointer()->getDisplayBoundaryCodes(DBC);
  85     DBC.insert(boundary_code);
  86     foreach(cellId, cells) {
  87       int bc = cell_code->GetValue(cellId);
  88       if(DBC.contains(bc)){
  89         cell_code->SetValue(cellId, boundary_code);
  90       }
  91     }
  92   } else if (OnlyPickedCell) {
  93     cout<<"this->getStart()="<<this->getStart()<<endl;
  94     cell_code->SetValue(this->getStart(), boundary_code);
  95   } else if (OnlyPickedCellAndNeighbours) {
  96     cell_code->SetValue(this->getStart(), boundary_code);
  97     foreach (cellId, c2c[this->getStart()]) {
  98       cell_code->SetValue(cellId, boundary_code);
  99     }
 100   } else {
 101     foreach (cellId, item) {
 102       cell_code->SetValue(cellId, boundary_code);
 103     }
 104   }
 105   grid->Modified();
 106 }
 107