1 /*=========================================================================
4 Module: $RCSfile: bbwxvtkViewer2D.cxx,v $
6 Date: $Date: 2008/12/15 13:13:49 $
7 Version: $Revision: 1.33 $
9 Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
10 l'Image). All rights reserved. See Doc/License.txt or
11 http://www.creatis.insa-lyon.fr/Public/bbtk/License.html for details.
13 This software is distributed WITHOUT ANY WARRANTY; without even
14 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15 PURPOSE. See the above copyright notices for more information.
17 =========================================================================*/
28 #include "bbwxvtkViewer2D.h"
29 #include "bbwxvtkPackage.h"
30 //#include <wx/dialog.h>
32 #include "vtkInteractorStyleImage.h"
33 #include "vtkCamera.h"
34 #include "vtkRenderer.h"
35 #include <vtkInteractorStyleImage.h>
36 #include <vtkCommand.h>
46 //--------------------------------------------------------------------------
47 class Viewer2DWidget : public wxPanel
50 Viewer2DWidget(Viewer2D* box, wxWindow *parent);
53 vtkRenderer *GetRenderer();
57 wxvtkImageViewer2 *imageViewer;
58 vtkImageData *backImageData;
59 vtkImageData *mDefaultImage;
60 wxVTKRenderWindowInteractor *wxvtkrenderwindowinteractor;
63 vtkImplicitPlaneWidget * maPlane1, * maPlane2, * mbPlane1, * mbPlane2;
66 Viewer2DWidget::Viewer2DWidget(Viewer2D* box,
69 wxPanel( parent, -1, wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL),
73 wxPanel *panel = this;
75 wxvtkrenderwindowinteractor = new wxVTKRenderWindowInteractor(panel,-1);
76 wxvtkrenderwindowinteractor->UseCaptureMouseOn();
78 imageViewer = wxvtkImageViewer2::New();
79 imageViewer->SetSlice( 1 );
80 imageViewer->SetupInteractor ( wxvtkrenderwindowinteractor );
82 mDefaultImage = vtkImageData::New();
84 dim[0] = dim[1] = 256 ;
86 mDefaultImage->SetDimensions ( dim );
87 mDefaultImage->SetSpacing(1,1,1);
88 mDefaultImage->SetExtent(0,dim[0]-1,0,dim[1]-1,0,dim[2]-1);
89 mDefaultImage->SetWholeExtent(0,dim[0]-1,0,dim[1]-1,0,dim[2]-1);
91 mDefaultImage->SetScalarTypeToUnsignedChar();
92 mDefaultImage->AllocateScalars();
93 for (int i=0;i<dim[0];i++)
94 for (int j=0;j<dim[1];j++)
95 for (int k=0;k<dim[2];k++)
96 mDefaultImage->SetScalarComponentFromFloat(i,j,k,0,0);
98 for (int i=0;i<dim[0];i++)
101 mDefaultImage->SetScalarComponentFromFloat(i,0,0,0,255);
102 mDefaultImage->SetScalarComponentFromFloat(i,dim[1]-1,0,0,255);
103 mDefaultImage->SetScalarComponentFromFloat(0,i,0,0,255);
104 mDefaultImage->SetScalarComponentFromFloat(dim[0]-1,i,0,0,255);
105 mDefaultImage->SetScalarComponentFromFloat(i,0,1,0,255);
106 mDefaultImage->SetScalarComponentFromFloat(i,dim[1]-1,1,0,255);
107 mDefaultImage->SetScalarComponentFromFloat(0,i,1,0,255);
108 mDefaultImage->SetScalarComponentFromFloat(dim[0]-1,i,1,0,255);
110 mDefaultImage->SetScalarComponentFromFloat(i,i,0,0,255);
111 mDefaultImage->SetScalarComponentFromFloat(i,dim[1]-i-1,0,0,255);
112 mDefaultImage->SetScalarComponentFromFloat(i,i,1,0,255);
113 mDefaultImage->SetScalarComponentFromFloat(i,dim[1]-i-1,1,0,255);
116 backImageData = mDefaultImage;
117 imageViewer->SetInput( backImageData );
118 mUpdateCamera = true;
120 wxBoxSizer *sizer = new wxBoxSizer(wxVERTICAL);
121 sizer-> Add( wxvtkrenderwindowinteractor , 1, wxEXPAND, 0);
122 panel-> SetSizer(sizer);
123 panel-> SetAutoLayout(true);
127 // wxvtkrenderwindowinteractor->Refresh();
128 // wxvtkrenderwindowinteractor->Render();
129 // imageViewer->GetRenderer()->ResetCameraClippingRange();
131 imageViewer->GetRenderer()->SetBackground(0.1,0.1,0.2);
134 //-------------------------------------------------------------------------
136 Viewer2DWidget::~Viewer2DWidget()
138 // delete wxvtkrenderwindowinteractor;
139 // pourquoi pas wxvtkrenderwindowinteractor->Delete(); // JP
140 // LG : because it has been allocated with operator new not method ::New
141 // we want to force its destruction without taking care of vtk ref counting
142 // on the contrary the following vtk objects are deleted with vtk Delete
143 // std::cout << "Viewer2DWidget::~Viewer2DWidget()" << std::endl;
144 mDefaultImage->Delete();
148 // backImageData->UnRegister(NULL);
152 imageViewer->Delete();
154 delete wxvtkrenderwindowinteractor;
155 // std::cout << "Viewer2DWidget::~Viewer2DWidget() OK" << std::endl;
158 //-------------------------------------------------------------------------
163 void Viewer2DWidget::UpdateView()
165 // std::cout << "Viewer2DWidget::UpdateView() " << std::endl;
166 // std::cout << "slice="<<mBox->bbGetInputSlice()<<std::endl;
169 if ( ( mBox->bbGetInputIn() == NULL ) &&
170 ( backImageData != mDefaultImage ) )
173 // std::cout << "** Viewer2DWidget::UpdateView() : NULL Input (reset)" <<std::endl;
174 backImageData = mDefaultImage;
175 mUpdateCamera = true;
178 else if ( ( mBox->bbGetInputIn() != NULL ) &&
179 (( mBox->bbGetInputStatus("In") != bbtk::UPTODATE ) ||
182 //(backImageData != mBox->bbGetInputIn()) )
185 // std::cout << "** Viewer2DWidget::UpdateView() : Input changed" <<std::endl;
187 backImageData = mBox->bbGetInputIn();
188 backImageData->Update();
189 imageViewer->SetInput( backImageData );
190 mUpdateCamera = true;
195 // std::cout << "** Viewer2DWidget::UpdateView() : Update Camera"
197 int x1,x2,y1,y2,z1,z2;
199 backImageData->GetSpacing(spx,spy,spz);
200 backImageData->GetExtent (x1,x2,y1,y2,z1,z2);
202 double *range = backImageData->GetScalarRange();
203 imageViewer->SetColorWindow(range[1] - range[0]);
204 imageViewer->SetColorLevel(0.5 * (range[1] + range[0]));
206 imageViewer->GetRenderer()->ResetCamera();
208 imageViewer->GetRenderer()->ComputeVisiblePropBounds(bounds);
209 imageViewer->GetRenderer()->ResetCameraClippingRange(bounds);
211 // bbtkMessage("Output",2,"Viewer2D '"<<mBox->bbGetName()<<"' - Image :"<<std::endl);
212 // std::cout << " extent = "<< x1<<"-"<<x2<<" x "<<y1<<"-"<<y2<<" x "<<z1<<"-"<<z2<<std::endl;
213 // std::cout << " spacing = "<<spx << " - "<< spy << " - "<<spz<<std::endl;
215 vtkCamera *camera = imageViewer->GetRenderer()->GetActiveCamera();
217 camera->SetViewUp ( spx*0, -spy*1, spz*0 );
218 camera->SetPosition ( spx*(x1+x2)/2, spy*(y1+y2)/2, -spz*10000000 );
219 camera->SetFocalPoint( spx*(x1+x2)/2, spy*(y1+y2)/2, spz*0 );
221 camera->ComputeViewPlaneNormal();
222 camera->SetParallelScale( spx*(x2-x1)/2.0 );
224 // imageViewer->GetRenderer()->ResetCamera(x1,x2,y1,y2,z1,z2);
225 mUpdateCamera = false;
226 // std::cout << "Viewer2DWidget::UpdateView() passe par 3" << std::endl;
227 imageViewer->SetColorWindow(512);
228 imageViewer->SetColorLevel(256);
231 for (int i=0;i<10;i++)
232 for (int j=0;j<10;j++)
233 std::cout << mBox->bbGetInputIn()->GetScalarComponentAsFloat(i,j,0,0)
238 // std::cout << "OW = "<< mBox->bbGetWindow() << std::endl;
239 // std::cout << "CW = "<< mBox->bbGetContainingWindow() << std::endl;
240 // std::cout << "Sh = "<< mBox->bbIsShown() << std::endl;
242 int orientation = mBox->bbGetInputOrientation();
243 if (orientation<0 || orientation>2) {
244 bbtkMessage("Output", 2, "Viewer2D : Orientation was not 0< <2 "<<std::endl);
245 orientation=2; // Why not?
247 // mBox->bbIsShown() is necessary to be sure that the wxWindow is already
248 // created and displayed.
249 // Else when slice != 0 we get an X Window System error with wxGTK
251 (backImageData!=NULL)&&
254 int z = mBox->bbGetInputSlice();
255 // std::cout << "slice = "<<z<<std::endl;
257 backImageData->GetWholeExtent(ext);
259 std::cout << "ext = "<<ext[0]<<" - "<<ext[1]<<" ; "
260 <<ext[2]<<" - "<<ext[3]<<" ; "
261 <<ext[4]<<" - "<<ext[5]
266 if (z<ext[0]) { z=ext[0]; }
267 if (z>ext[1]) { z=ext[1]; }
272 if (z<ext[2]) { z=ext[2]; }
273 if (z>ext[3]) { z=ext[3]; }
277 if (z<ext[4]) { z=ext[4]; }
278 if (z>ext[5]) { z=ext[5]; }
282 bbtkMessage("Output", 2, "Viewer2D : Orientation was not 0< <2 (shouldn't arrive here!"<<std::endl);
283 z = ext[5]; // Why not?
285 wxvtkrenderwindowinteractor->Refresh();
286 wxvtkrenderwindowinteractor->Render();
287 bbtkDebugMessage("Output",3,"Viewer2D : slice = "<<z<<std::endl);
288 imageViewer->SetSliceOrientation (orientation);
289 imageViewer->SetSlice( z );
297 vtkRenderer * Viewer2DWidget::GetRenderer()
299 return imageViewer->GetRenderer();
304 //--------------------------------------------------------------------------
305 //-------------------------------------------------------------------------
306 //--------------------------------------------------------------------------
307 //--------------------------------------------------------------------------
310 BBTK_ADD_BLACK_BOX_TO_PACKAGE(wxvtk,Viewer2D);
311 BBTK_BLACK_BOX_IMPLEMENTATION(Viewer2D,bbtk::WxBlackBox);
314 void Viewer2D::Process()
316 // std::cout << "Viewer2D::Process" << std::endl;
317 // std::cout << "In="<<bbtk::GetIOStatusString(bbGetInputStatus("In")) << std::endl;
318 // std::cout << "Slice="<<bbtk::GetIOStatusString(bbGetInputStatus("Slice")) << std::endl;
319 Viewer2DWidget* w = (Viewer2DWidget*)bbGetOutputWidget();
324 bbSetOutputOut( bbGetInputSlice() );
329 void Viewer2D::bbUserConstructor()
333 bbSetOutputWidget(0);
334 bbSetOutputRenderer(0);
335 bbSetInputOrientation(2);
339 void Viewer2D::CreateWidget(wxWindow* parent)
341 Viewer2DWidget* w = new Viewer2DWidget(this,parent);
343 bbSetOutputWidget(w);
344 bbSetOutputRenderer( ((Viewer2DWidget*)bbGetOutputWidget())->GetRenderer() );