bbtk/src/bbcreaMaracasVisuTubeFilter.cxx

   1 //=====
   2 // Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
   3 //=====
   4 #include "bbcreaMaracasVisuTubeFilter.h"
   5 #include "bbcreaMaracasVisuPackage.h"
   6
   7
   8 #include <vtkPolyData.h>
   9 #include <vtkPoints.h>
  10 #include <vtkCellArray.h>
  11 #include <vtkDoubleArray.h>
  12 #include <vtkPolyData.h>
  13 #include <vtkPointData.h>
  14
  15 #include <vtkCell.h>
  16 #include <vtkCellData.h>
  17 #include <vtkDataSet.h>
  18 #include <vtkDataSetAttributes.h>
  19 #include <vtkProperty.h>
  20 #include <vtkTubeFilter.h>
  21
  22 #include <vtkDataSetMapper.h>
  23 #include <vtkPolyDataMapper.h>
  24
  25
  26 namespace bbcreaMaracasVisu
  27 {
  28
  29         MaracasTubeFilter::MaracasTubeFilter()
  30         {
  31         }
  32
  33         MaracasTubeFilter::~MaracasTubeFilter()
  34         {
  35                 // Interface Update
  36                 if (renderer!=NULL )
  37                 {
  38                         renderer->RemoveActor(actor);
  39                 }
  40
  41         }
  42
  43
  44         void MaracasTubeFilter::SetvtkRenderer(vtkRenderer *render)
  45         {
  46                 this->renderer = render;
  47         }
  48
  49
  50
  51         void MaracasTubeFilter::SetlstPoints( std::vector<double> lstPointX , std::vector<double> lstPointY , std::vector<double> lstPointZ )
  52         {
  53                 this->lstPointX = lstPointX;
  54                 this->lstPointY = lstPointY;
  55                 this->lstPointZ = lstPointZ;
  56         }
  57
  58
  59         void MaracasTubeFilter::SetlstColour( std::vector<double> lstColour  )
  60         {
  61                 this->lstColour=lstColour;
  62         }
  63
  64
  65         void MaracasTubeFilter::SetlstRadius( std::vector<double> lstRadius  )
  66         {
  67                 this->lstRadius = lstRadius;
  68         }
  69
  70         void MaracasTubeFilter::SetOpacity(double opacity)
  71         {
  72                 this->opacity = opacity;
  73         }
  74
  75         void MaracasTubeFilter::SetTransform( vtkLinearTransform* transform  )
  76         {
  77                 this->transform = transform;
  78         }
  79
  80         vtkActor *MaracasTubeFilter::GetActor()
  81         {
  82                 return actor;
  83         }
  84
  85         void MaracasTubeFilter::Run()
  86         {
  87
  88
  89                 unsigned int i;
  90                 unsigned int nTv = 8;       // No. of surface elements for each tube vertex
  91
  92                 // Create points and cells
  93                 vtkSmartPointer<vtkPoints> points = vtkSmartPointer<vtkPoints>::New();
  94                 for(i = 0; i < lstPointX.size(); i++)
  95                 {
  96                         points->InsertPoint(i, lstPointX[i],  lstPointY[i],  lstPointZ[i]);
  97                 }
  98
  99                 vtkSmartPointer<vtkCellArray> lines =   vtkSmartPointer<vtkCellArray>::New();
 100                 lines->InsertNextCell( lstPointX.size() );
 101                 for (i = 0; i < lstPointX.size(); i++)
 102                 {
 103                         lines->InsertCellPoint(i);
 104                 }
 105
 106                 vtkSmartPointer<vtkPolyData> polyData = vtkSmartPointer<vtkPolyData>::New();
 107                 polyData->SetPoints(points);
 108                 polyData->SetLines(lines);
 109
 110
 111                 // Varying tube radius using sine-function
 112                 vtkSmartPointer<vtkDoubleArray> tubeRadius = vtkSmartPointer<vtkDoubleArray>::New();
 113                 tubeRadius->SetName("TubeRadius");
 114                 tubeRadius->SetNumberOfTuples( lstRadius.size() );
 115                 for (i=0 ;i<lstRadius.size() ; i++)
 116                 {
 117                         tubeRadius->SetTuple1(i, lstRadius[i] );
 118                 }
 119                 polyData->GetPointData()->AddArray(tubeRadius);
 120                 polyData->GetPointData()->SetActiveScalars("TubeRadius");
 121
 122                 // RBG array (could add Alpha channel too I guess...)
 123                 // Varying from blue to red
 124                 vtkSmartPointer<vtkUnsignedCharArray> colors = vtkSmartPointer<vtkUnsignedCharArray>::New();
 125                 colors->SetName("Colors");
 126                 colors->SetNumberOfComponents(3);
 127                 colors->SetNumberOfTuples( lstPointX.size() );
 128                 int numberOfColours = lstColour.size()/3;
 129                 int indexcolour;
 130                 for (i = 0; i < lstPointX.size() ;i++)
 131                 {
 132                         if (numberOfColours==0){
 133                                 colors->InsertTuple3(i, 1 ,  1 ,  1 );
 134                         } else {
 135                                 if (i<numberOfColours){
 136                                         indexcolour=i*3;
 137                                 } else {
 138                                         indexcolour=(numberOfColours-1)*3;
 139                                 }
 140                                 colors->InsertTuple3(i, 255*lstColour[indexcolour+0] ,  255*lstColour[indexcolour+1] ,  255*lstColour[indexcolour+2] );
 141                         }
 142                 } // for
 143                 polyData->GetPointData()->AddArray(colors);
 144
 145                 vtkSmartPointer<vtkTubeFilter> tube = vtkSmartPointer<vtkTubeFilter>::New();
 146                 tube->SetInput(polyData);
 147                 tube->SetNumberOfSides(nTv);
 148                 tube->SetVaryRadiusToVaryRadiusByAbsoluteScalar();
 149
 150                 vtkSmartPointer<vtkPolyDataMapper> mapper =     vtkSmartPointer<vtkPolyDataMapper>::New();
 151                 mapper->SetInputConnection(tube->GetOutputPort());
 152                 mapper->ScalarVisibilityOn();
 153                 mapper->SetScalarModeToUsePointFieldData();
 154                 mapper->SelectColorArray("Colors");
 155
 156                 //              vtkSmartPointer<vtkActor> actor =vtkSmartPointer<vtkActor>::New();
 157                 actor = vtkSmartPointer<vtkActor>::New();
 158                 actor->SetMapper(mapper);
 159                 actor->GetProperty()->SetOpacity( opacity );
 160
 161                 if ( transform!=NULL )
 162                 {
 163                         actor->SetUserTransform( transform );
 164                 }
 165
 166                 // Interface Update
 167                 if (renderer!=NULL )
 168                 {
 169                         renderer->AddActor(actor);
 170                 }
 171
 172         }
 173
 174
 175
 176
 177 BBTK_ADD_BLACK_BOX_TO_PACKAGE(creaMaracasVisu,TubeFilter)
 178 BBTK_BLACK_BOX_IMPLEMENTATION(TubeFilter,bbtk::AtomicBlackBox);
 179 //=====
 180 // Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
 181 //=====
 182 void TubeFilter::Process()
 183 {
 184
 185 // THE MAIN PROCESSING METHOD BODY
 186 //   Here we simply set the input 'In' value to the output 'Out'
 187 //   And print out the output value
 188 // INPUT/OUTPUT ACCESSORS ARE OF THE FORM :
 189 //    void bbSet{Input|Output}NAME(const TYPE&)
 190 //    const TYPE& bbGet{Input|Output}NAME() const
 191 //    Where :
 192 //    * NAME is the name of the input/output
 193 //      (the one provided in the attribute 'name' of the tag 'input')
 194 //    * TYPE is the C++ type of the input/output
 195 //      (the one provided in the attribute 'type' of the tag 'input')
 196
 197         printf("EED TubeFilter::Process start \n");
 198
 199         if (tubefilter!=NULL)
 200         {
 201                 delete tubefilter;
 202         }
 203
 204         tubefilter = new MaracasTubeFilter();
 205         tubefilter->SetvtkRenderer( bbGetInputRenderer() );
 206         tubefilter->SetlstPoints( bbGetInputlstPointX(), bbGetInputlstPointY(), bbGetInputlstPointZ() );
 207         tubefilter->SetlstRadius( bbGetInputlstRadio() );
 208         tubefilter->SetOpacity( bbGetInputOpacity() );
 209         tubefilter->SetTransform( bbGetInputTransform() );
 210         tubefilter->SetlstColour( bbGetInputColour() );
 211         tubefilter->Run();
 212     bbSetOutputOutAxis( tubefilter->GetActor() );
 213         printf("EED TubeFilter::Process end \n");
 214 }
 215
 216 //=====
 217 // Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
 218 //=====
 219 void TubeFilter::bbUserSetDefaultValues()
 220 {
 221 //  SET HERE THE DEFAULT INPUT/OUTPUT VALUES OF YOUR BOX
 222 //    Here we initialize the input 'In' to 0
 223         bbSetInputOpacity(1);
 224         bbSetInputTransform(NULL);
 225
 226         std::vector<double> colour;
 227         // 0- gray
 228         colour.push_back(1.0);
 229         colour.push_back(0.0);
 230         colour.push_back(0.0);
 231         bbSetInputColour(colour);
 232
 233
 234 }
 235
 236 //=====
 237 // Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
 238 //=====
 239 void TubeFilter::bbUserInitializeProcessing()
 240 {
 241 //  THE INITIALIZATION METHOD BODY :
 242 //    Here does nothing
 243 //    but this is where you should allocate the internal/output pointers
 244 //    if any
 245         tubefilter = NULL;
 246 }
 247
 248 //=====
 249 // Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
 250 //=====
 251 void TubeFilter::bbUserFinalizeProcessing()
 252 {
 253 //  THE FINALIZATION METHOD BODY :
 254 //    Here does nothing
 255 //    but this is where you should desallocate the internal/output pointers
 256 //    if any
 257 }
 258
 259 }
 260 // EO namespace bbcreaMaracasVisu
 261
 262