bbtk_creaVtk_PKG/src/bbcreaVtkPointPicker.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 "bbcreaVtkPointPicker.h"
   5 #include "bbcreaVtkPackage.h"
   6
   7 #include <vtkPropPicker.h>
   8 #include <vtkCellPicker.h>
   9 #include <vtkRenderWindow.h>
  10 #include <vtkRendererCollection.h>
  11
  12 namespace bbcreaVtk
  13 {
  14
  15 creaVtkCallbackPointPicker::creaVtkCallbackPointPicker(void)
  16 {
  17         boxPointPicker=NULL;
  18 }
  19
  20 void creaVtkCallbackPointPicker::setBox(PointPicker *box)
  21 {
  22         boxPointPicker=box;
  23 }
  24
  25 void creaVtkCallbackPointPicker::Execute(vtkObject *caller, unsigned long, void*)
  26 {
  27         if (boxPointPicker!=NULL)
  28         {
  29                 if (boxPointPicker->bbGetInputActive()==true)
  30                 {
  31 //                      printf("creaVtkCallbackPointPicker EED Picker\n");
  32                         vtkRenderWindowInteractor *iren = static_cast<vtkRenderWindowInteractor*>(caller);
  33                         int* pos = iren->GetEventPosition();
  34                     vtkCellPicker *picker = vtkCellPicker::New();
  35                     picker->SetTolerance(0.0005);
  36                     picker->Pick(pos[0], pos[1], 0, iren->GetRenderWindow()->GetRenderers()->GetFirstRenderer() );
  37                         double point[3];
  38
  39                         if(picker->GetCellId() != -1)
  40                     {
  41 //                              printf("creaVtkCallbackPointPicker EED picker OK\n");
  42                                 picker->GetPickPosition(point);
  43                                 std::vector<double> vecPoint;
  44                                 vecPoint.push_back( point[0] );
  45                                 vecPoint.push_back( point[1] );
  46                                 vecPoint.push_back( point[2] );
  47                                         boxPointPicker->bbSetOutputPoint( vecPoint );
  48                                         boxPointPicker->bbSetOutputMesh( picker->GetProp3D() );
  49                                         boxPointPicker->bbSetOutputPointId( picker->GetPointId() );
  50                                         boxPointPicker->bbSetOutputCellId( picker->GetCellId() );
  51                                         boxPointPicker->bbSignalOutputModification();
  52                         } else {
  53 //                              printf("creaVtkCallbackPointPicker EED picker --\n");
  54                         } // if
  55                 }
  56         } // if boxPoiintPicker
  57
  58 /*
  59 {
  60
  61         std::cout << "Pick position is: " << worldPosition[0] << " " << worldPosition[1]
  62                   << " " << worldPosition[2] << endl;
  63
  64         vtkSmartPointer<vtkIdTypeArray> ids =
  65           vtkSmartPointer<vtkIdTypeArray>::New()creaVtkCallbackPointPicker *callPicker;
  66         ids->SetNumberOfComponents(1);
  67         ids->InsertNextValue(picker->GetCellId());
  68
  69         vtkSmartPointer<vtkSelectionNode> selectionNode =
  70           vtkSmartPointer<vtkSelectionNode>::New();
  71         selectionNode->SetFieldType(vtkSelectionNode::CELL);
  72         selectionNode->SetContentType(vtkSelectionNode::INDICES);
  73         selectionNode->SetSelectionList(ids);
  74
  75         vtkSmartPointer<vtkSelection> selection =
  76           vtkSmartPointer<vtkSelection>::New();
  77         selection->AddNode(selectionNode);
  78
  79         vtkSmartPointer<vtkExtractSelection> extractSelection =
  80           vtkSmartPointer<vtkExtractSelection>::New();
  81 #if VTK_MAJOR_VERSION <= 5
  82         extractSelection->SetInput(0, this->Data);
  83         extractSelection->SetInput(1, selection);
  84 #else
  85         extractSelection->SetInputData(0, this->Data);
  86         extractSelection->SetInputData(1, selection);
  87 #endif
  88         extractSelection->Update();
  89
  90         // In selection
  91         vtkSmartPointer<vtkUnstructuredGrid> selected =
  92           vtkSmartPointer<vtkUnstructuredGrid>::New();
  93         selected->ShallowCopy(extractSelection->GetOutput());
  94
  95         std::cout << "There are " << selected->GetNumberOfPoints()
  96                   << " points in the selection." << std::endl;
  97         std::cout << "There are " << selected->GetNumberOfCells()
  98                   << " cells in the selection." << std::endl;
  99
 100
 101 #if VTK_MAJOR_VERSION <= 5
 102         selectedMapper->SetInputConnection(
 103           selected->GetProducerPort());
 104 #else
 105         selectedMapper->SetInputData(selected);
 106 #endif
 107
 108         selectedActor->SetMapper(selectedMapper);
 109         selectedActor->GetProperty()->EdgeVisibilityOn();
 110         selectedActor->GetProperty()->SetEdgeColor(1,0,0);
 111         selectedActor->GetProperty()->SetLineWidth(3);
 112
 113         this->Interactor->GetRenderWindow()->GetRenderers()->GetFirstRenderer()->AddActor(selectedActor);
 114
 115         }
 116 */
 117
 118
 119
 120 }
 121
 122
 123 //--------------------------------------------------------
 124 //--------------------------------------------------------
 125 //--------------------------------------------------------
 126
 127
 128 BBTK_ADD_BLACK_BOX_TO_PACKAGE(creaVtk,PointPicker)
 129 BBTK_BLACK_BOX_IMPLEMENTATION(PointPicker,bbtk::AtomicBlackBox);
 130 //=====
 131 // 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)
 132 //=====
 133 void PointPicker::Process()
 134 {
 135
 136 // THE MAIN PROCESSING METHOD BODY
 137 //   Here we simply set the input 'In' value to the output 'Out'
 138 //   And print out the output value
 139 // INPUT/OUTPUT ACCESSORS ARE OF THE FORM :
 140 //    void bbSet{Input|Output}NAME(const TYPE&)
 141 //    const TYPE& bbGet{Input|Output}NAME() const
 142 //    Where :
 143 //    * NAME is the name of the input/output
 144 //      (the one provided in the attribute 'name' of the tag 'input')
 145 //    * TYPE is the C++ type of the input/output
 146 //      (the one provided in the attribute 'type' of the tag 'input')
 147
 148 //    bbSetOutputOut( bbGetInputIn() );
 149 //    std::cout << "Output value = " <<bbGetOutputOut() << std::endl;
 150
 151         if (firsttime==true)
 152         {
 153                 firsttime = false;
 154 //              vtkCellPicker *picker = vtkCellPicker::New();
 155 //              vtkPropPicker *picker = vtkCellPicker::New();
 156 //              picker->SetTolerance(0.005);
 157
 158 //              picker->AddObserver("EndPickEvent", annotatePick)
 159 //              iren = vtk.vtkRenderWindowInteractor()
 160 //              iren.SetPicker(picker)
 161
 162 /*
 163                 creaVtkCallbackPointPicker *callPicker = creaVtkCallbackPointPicker::New();
 164                 picker->AddObserver( vtkCommand::EndPickEvent , callPicker );
 165                 picker->AddObserver( vtkCommand::StartPickEvent , callPicker );
 166                 picker->AddObserver( vtkCommand::MouseMoveEvent , callPicker );
 167                 bbGetInputRenderer()->GetRenderWindow()->GetInteractor()->SetPicker(picker);
 168 */
 169
 170                 callPicker = creaVtkCallbackPointPicker::New();
 171                 callPicker->setBox( this );
 172
 173         } // if firsttime
 174
 175
 176         if (bbGetInputRenderer()!=NULL)
 177         {
 178                 vtkRenderWindowInteractor *vrwi = bbGetInputRenderer()->GetRenderWindow()->GetInteractor();
 179                 vrwi->RemoveObserver( callPicker );
 180
 181                 if (bbGetInputTypeEvent()==0)
 182                 {
 183                         // Nothing
 184                 } else if (bbGetInputTypeEvent()==1)
 185                 {
 186                         vrwi->AddObserver( vtkCommand::MouseMoveEvent , callPicker );
 187                 } else if (bbGetInputTypeEvent()==2)
 188                 {
 189                         vrwi->AddObserver( vtkCommand::LeftButtonPressEvent , callPicker );
 190                 } else if (bbGetInputTypeEvent()==3)
 191                 {
 192 #if VTK_MAJOR_VERSION >= 9
 193                 vrwi->AddObserver( vtkCommand::LeftButtonDoubleClickEvent , callPicker );
 194 #else
 195                 printf("EED Warnning!  PointPicker LeftButtonPressEvent since vtk 9 \n");
 196 #endif
 197                 } // if TypeEvent
 198                 // ....See vtkCommand EventIds
 199         } // if bbGetInputRenderer()
 200
 201
 202
 203
 204 }
 205 //=====
 206 // 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)
 207 //=====
 208 void PointPicker::bbUserSetDefaultValues()
 209 {
 210 //  SET HERE THE DEFAULT INPUT/OUTPUT VALUES OF YOUR BOX
 211 //    Here we initialize the input 'In' to 0
 212 //   bbSetInputIn(0);
 213         bbSetInputActive(true);
 214         bbSetInputTypeEvent(0);
 215         bbSetOutputMesh(NULL);
 216         bbSetOutputPointId(-1);
 217         bbSetOutputCellId(-1);
 218         firsttime=true;
 219         callPicker=NULL;
 220 }
 221 //=====
 222 // 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)
 223 //=====
 224 void PointPicker::bbUserInitializeProcessing()
 225 {
 226
 227 //  THE INITIALIZATION METHOD BODY :
 228 //    Here does nothing
 229 //    but this is where you should allocate the internal/output pointers
 230 //    if any
 231
 232
 233 }
 234 //=====
 235 // 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)
 236 //=====
 237 void PointPicker::bbUserFinalizeProcessing()
 238 {
 239
 240 //  THE FINALIZATION METHOD BODY :
 241 //    Here does nothing
 242 //    but this is where you should desallocate the internal/output pointers
 243 //    if any
 244
 245 }
 246 }
 247 // EO namespace bbcreaVtk
 248
 249