src/libengrid/surfacemeshsmoother.h

   1 // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
   2 // +                                                                      +
   3 // + This file is part of enGrid.                                         +
   4 // +                                                                      +
   5 // + Copyright 2008-2014 enGits GmbH                                      +
   6 // +                                                                      +
   7 // + enGrid is free software: you can redistribute it and/or modify       +
   8 // + it under the terms of the GNU General Public License as published by +
   9 // + the Free Software Foundation, either version 3 of the License, or    +
  10 // + (at your option) any later version.                                  +
  11 // +                                                                      +
  12 // + enGrid is distributed in the hope that it will be useful,            +
  13 // + but WITHOUT ANY WARRANTY; without even the implied warranty of       +
  14 // + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        +
  15 // + GNU General Public License for more details.                         +
  16 // +                                                                      +
  17 // + You should have received a copy of the GNU General Public License    +
  18 // + along with enGrid. If not, see <http://www.gnu.org/licenses/>.       +
  19 // +                                                                      +
  20 // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
  21 #ifndef SURFACEMESHSMOOTHER_H
  22 #define SURFACEMESHSMOOTHER_H
  23
  24 class SurfaceMeshSmoother;
  25
  26 #include "optimisation.h"
  27 #include "operation.h"
  28 #include "cadinterface.h"
  29
  30 class SurfaceMeshSmoother : public Operation
  31 {
  32
  33 private: // attributes
  34
  35   //vtkIdType                    m_IdNode;
  36   bool                         m_UseEstimatedPlane;
  37   vec3_t                       m_X0;
  38   vec3_t                       m_N0;
  39   CadInterface                *m_Cad;
  40   QList<QPair<vec2_t,vec2_t> > m_Limit;
  41   mat3_t                       m_M32;
  42   mat3_t                       m_M23;
  43   double                       m_MinLength;
  44   double                       m_Prec;
  45   int                          m_NumSteps;
  46   bool                         m_UseSimpleCentreScheme;
  47
  48
  49 protected: // methods
  50
  51   vec2_t transform32(vec3_t x);
  52   vec3_t transform23(vec2_t x);
  53
  54   virtual void operate();
  55   virtual double error(vec2_t x);
  56
  57   vec2_t gradError(vec2_t x);
  58   void computeLimits(vec2_t x, vec2_t v, double &k1, double &k2);
  59   vec2_t iteration(vec2_t x);
  60
  61
  62 public:
  63
  64   SurfaceMeshSmoother();
  65
  66   void prepareEstimatedPlane();
  67   void prepareCadInterface(CadInterface *cad);
  68   vec3_t smoothNode(vtkIdType id_node);
  69   void useSimpleCentreScheme() { m_UseSimpleCentreScheme = true; }
  70
  71 };
  72
  73 #endif // SURFACEMESHSMOOTHER_H