src/PIPELINE/VISU_PipeLineUtils.hxx

   1 //  Copyright (C) 2007-2010  CEA/DEN, EDF R&D, OPEN CASCADE
   2 //
   3 //  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   4 //  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   5 //
   6 //  This library is free software; you can redistribute it and/or
   7 //  modify it under the terms of the GNU Lesser General Public
   8 //  License as published by the Free Software Foundation; either
   9 //  version 2.1 of the License.
  10 //
  11 //  This library is distributed in the hope that it will be useful,
  12 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 //  Lesser General Public License for more details.
  15 //
  16 //  You should have received a copy of the GNU Lesser General Public
  17 //  License along with this library; if not, write to the Free Software
  18 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 //
  20 //  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  21 //
  22
  23 //  VISU OBJECT : interactive object for VISU entities implementation
  24 // File:    VISU_PipeLine.hxx
  25 // Author:  Alexey PETROV
  26 // Module : VISU
  27 //
  28 #ifndef VISU_PipeLineUtils_HeaderFile
  29 #define VISU_PipeLineUtils_HeaderFile
  30
  31 #include "VISUPipeline.hxx"
  32 #include "VISU_ConvertorUtils.hxx"
  33
  34 #include <vtkProperty.h>
  35 #include <vtkObjectFactory.h>
  36 #include <vtkDataSetMapper.h>
  37 #include <vtkUnstructuredGrid.h>
  38
  39 #include <vtkCellDataToPointData.h>
  40 #include <vtkCellCenters.h>
  41 #include <vtkPointData.h>
  42 #include <vtkCellData.h>
  43 #include <vtkPolyData.h>
  44
  45 #include <vtkMath.h>
  46
  47 #ifndef MESSAGE
  48 #define MESSAGE(msg) std::cout<<__FILE__<<"["<<__LINE__<<"]::"<<msg<<endl
  49
  50 #undef EXCEPT
  51 #define EXCEPT(msg) QString(QString(__FILE__) + "[" + QString::number(__LINE__) + "]::" + msg)
  52
  53 #undef EXCEPTION
  54 #define EXCEPTION(msg) EXCEPT(msg).latin1()
  55
  56 #endif
  57
  58 class VISU_OpenGLPointSpriteMapper;
  59
  60 namespace VISU
  61 {
  62   //----------------------------------------------------------------------------
  63   void
  64   Mul(const vtkFloatingPointType A[3],
  65       vtkFloatingPointType b,
  66       vtkFloatingPointType C[3]); // C = A * b
  67
  68
  69   //----------------------------------------------------------------------------
  70   void
  71   Sub(const vtkFloatingPointType A[3],
  72       const vtkFloatingPointType B[3],
  73       vtkFloatingPointType C[3]); // C = A - B
  74
  75
  76   //----------------------------------------------------------------------------
  77   template<class TOutputFilter>
  78   void
  79   CellDataToPoint(TOutputFilter* theOutputFilter,
  80                   vtkCellDataToPointData *theCellDataToPointData,
  81                   vtkDataSet* theDataSet)
  82
  83   {
  84     if(VISU::IsDataOnCells(theDataSet)){
  85       theCellDataToPointData->SetInput(theDataSet);
  86       theCellDataToPointData->PassCellDataOn();
  87       theOutputFilter->SetInput(theCellDataToPointData->GetUnstructuredGridOutput());
  88     }else
  89       theOutputFilter->SetInput(theDataSet);
  90   }
  91
  92   //----------------------------------------------------------------------------
  93   //! Checks whether the float values are the same or not
  94   bool VISU_PIPELINE_EXPORT
  95   CheckIsSameValue(vtkFloatingPointType theTarget,
  96                    vtkFloatingPointType theSource);
  97
  98   //! Checks whether the scalar range is the same or not
  99   bool VISU_PIPELINE_EXPORT
 100   CheckIsSameRange(vtkFloatingPointType* theTarget,
 101                    vtkFloatingPointType* theSource);
 102
 103   //! Customizes vtkMapper::ShallowCopy
 104   void VISU_PIPELINE_EXPORT
 105   CopyMapper(vtkMapper* theTarget,
 106              vtkMapper* theSource,
 107              bool theIsCopyInput);
 108
 109   //! Customizes vtkDataSetMapper::ShallowCopy
 110   void VISU_PIPELINE_EXPORT
 111   CopyDataSetMapper(vtkDataSetMapper* theTarget,
 112                     vtkDataSetMapper* theSource,
 113                     bool theIsCopyInput);
 114
 115   //! Customizes vtkPolyDataMapper::ShallowCopy
 116   void VISU_PIPELINE_EXPORT
 117   CopyPolyDataMapper(vtkPolyDataMapper* theTarget,
 118                      vtkPolyDataMapper* theSource,
 119                      bool theIsCopyInput);
 120
 121   //! Customizes VISU_OpenGLPointSpriteMapper::ShallowCopy
 122   void VISU_PIPELINE_EXPORT
 123   CopyPointSpriteDataMapper(VISU_OpenGLPointSpriteMapper* theTarget,
 124                             VISU_OpenGLPointSpriteMapper* theSource,
 125                             bool theIsCopyInput);
 126
 127
 128   //----------------------------------------------------------------------------
 129   void VISU_PIPELINE_EXPORT
 130   ComputeBoundsParam(vtkDataSet* theDataSet,
 131                      vtkFloatingPointType theDirection[3],
 132                      vtkFloatingPointType theMinPnt[3],
 133                      vtkFloatingPointType& theMaxBoundPrj,
 134                      vtkFloatingPointType& theMinBoundPrj);
 135
 136
 137   //----------------------------------------------------------------------------
 138   void VISU_PIPELINE_EXPORT
 139   DistanceToPosition(vtkDataSet* theDataSet,
 140                      vtkFloatingPointType theDirection[3],
 141                      vtkFloatingPointType theDist,
 142                      vtkFloatingPointType thePos[3]);
 143
 144
 145   //----------------------------------------------------------------------------
 146   void VISU_PIPELINE_EXPORT
 147   PositionToDistance(vtkDataSet* theDataSet,
 148                      vtkFloatingPointType theDirection[3],
 149                      vtkFloatingPointType thePos[3],
 150                      vtkFloatingPointType& theDist);
 151
 152
 153   //----------------------------------------------------------------------------
 154   bool VISU_PIPELINE_EXPORT
 155   IsQuadraticData(vtkDataSet* theDataSet);
 156 }
 157
 158 #endif
 159