1 /*=========================================================================
2 Program: vv http://www.creatis.insa-lyon.fr/rio/vv
5 - University of LYON http://www.universite-lyon.fr/
6 - Léon Bérard cancer center http://www.centreleonberard.fr
7 - CREATIS CNRS laboratory http://www.creatis.insa-lyon.fr
9 This software is distributed WITHOUT ANY WARRANTY; without even
10 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
11 PURPOSE. See the copyright notices for more information.
13 It is distributed under dual licence
15 - BSD See included LICENSE.txt file
16 - CeCILL-B http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
17 ===========================================================================**/
19 #include <QMessageBox>
24 #include "vvSlicerManagerCommand.h"
25 #include "vvGlyphSource.h"
26 #include "vvGlyph2D.h"
28 #include <vtkVersion.h>
29 #include <vtkExtentTranslator.h>
30 #include <vtkAlgorithm.h>
31 #include <vtkExecutive.h>
32 #include <vtkStreamingDemandDrivenPipeline.h>
33 #include <vtkInformation.h>
34 #include <vtkTextProperty.h>
35 #include <vtkTextActor.h>
36 #include <vtkTextSource.h>
37 #include <vtkActor2D.h>
38 #include <vtkCursor2D.h>
39 #include <vtkPolyDataMapper2D.h>
40 #include <vtkProperty2D.h>
41 #include <vtkCornerAnnotation.h>
42 #include <vtkImageMapToWindowLevelColors.h>
43 #include <vtkImageData.h>
44 #include <vtkImageActor.h>
45 #include <vvBlendImageActor.h>
46 #include <vtkToolkits.h>
47 #include <vtkObjectFactory.h>
48 #include <vtkPointData.h>
49 #include <vtkDataArray.h>
50 #include <vtkFloatArray.h>
51 #include <vtkClipPolyData.h>
52 #include <vtkActor2DCollection.h>
53 #include <vtkGlyph3D.h>
55 #include <vtkCursor3D.h>
56 #include <vtkProperty.h>
58 #include <vtkLightCollection.h>
59 #include <vtkScalarBarActor.h>
60 #include <vtkLookupTable.h>
62 #include <vtkRenderer.h>
63 #include <vtkRendererCollection.h>
64 #include <vtkRenderWindow.h>
65 #include <vtkRenderWindowInteractor.h>
66 #include <vtkCamera.h>
67 #include <vtkCallbackCommand.h>
68 #include <vtkCommand.h>
69 #include <vtkPolyDataMapper.h>
72 #include <vtkExtractVOI.h>
73 #include <vtkSphereSource.h>
74 #include <vtkCutter.h>
75 #include <vtkAssignAttribute.h>
76 #include <vtkImageAccumulate.h>
77 #include <vtkImageReslice.h>
78 #include <vtkOpenGLImageSliceMapper.h>
79 #if VTK_MAJOR_VERSION >= 6 || (VTK_MAJOR_VERSION >= 5 && VTK_MINOR_VERSION >= 10)
80 # include <vtkImageMapper3D.h>
81 # include <vtkImageSliceMapper.h>
84 vtkStandardNewMacro(vvSlicer);
85 static void copyExtent(int* in, int* to){
86 for(int i=0; i<6; ++i)
91 //------------------------------------------------------------------------------
94 mFusionSequenceCode = -1;
95 this->UnInstallPipeline();
97 mReducedExtent = new int[6];
98 mRegisterExtent = NULL;
100 mCurrentFusionTSlice = 0;
101 mCurrentOverlayTSlice = 0;
102 mUseReducedExtent = false;
104 mCurrent[0] = -VTK_DOUBLE_MAX;
105 mCurrent[1] = -VTK_DOUBLE_MAX;
106 mCurrent[2] = -VTK_DOUBLE_MAX;
108 mCursor[0] = 0;//-VTK_DOUBLE_MAX;
109 mCursor[1] = 0;//-VTK_DOUBLE_MAX;
110 mCursor[2] = 0;//-VTK_DOUBLE_MAX;
111 mCursor[3] = 0;//-VTK_DOUBLE_MAX;
121 crossCursor = vtkSmartPointer<vtkCursor2D>::New();
122 crossCursor->AllOff();
123 crossCursor->AxesOn();
124 crossCursor->SetTranslationMode(1);
125 crossCursor->SetRadius(2);
127 pdm = vtkSmartPointer<vtkPolyDataMapper2D>::New();
128 #if VTK_MAJOR_VERSION <= 5
129 pdm->SetInput(crossCursor->GetOutput());
131 pdm->SetInputConnection(crossCursor->GetOutputPort(0));
134 pdmA = vtkSmartPointer<vtkActor2D>::New();
135 pdmA->SetMapper(pdm);
136 pdmA->GetProperty()->SetColor(255,10,212);
137 pdmA->SetVisibility(0);
138 pdmA->SetPickable(0);
140 ca = vtkSmartPointer<vtkCornerAnnotation>::New();
141 ca->GetTextProperty()->SetColor(255,10,212);
142 ca->SetVisibility(1);
150 legend = vtkSmartPointer<vtkScalarBarActor>::New();
151 //legend->SetTitle("test!");
152 legend->SetPosition(0.82,0.18);
153 legend->SetWidth(0.1);
154 legend->SetVisibility(0);
155 legend->SetLabelFormat("%.1f");
156 this->GetRenderer()->AddActor(legend);
157 showFusionLegend = false;
159 this->InstallPipeline();
161 mLinkOverlayWindowLevel = true;
162 mImageVisibility = true;
164 #if VTK_MAJOR_VERSION >= 6 || (VTK_MAJOR_VERSION >= 5 && VTK_MINOR_VERSION >= 10)
165 this->GetImageActor()->GetMapper()->BorderOn();
168 mSlicingTransform = vtkSmartPointer<vtkTransform>::New();
169 mConcatenatedTransform = vtkSmartPointer<vtkTransform>::New();
170 mConcatenatedFusionTransform = vtkSmartPointer<vtkTransform>::New();
171 mConcatenatedOverlayTransform = vtkSmartPointer<vtkTransform>::New();
172 mFirstSetSliceOrientation = true;
174 //------------------------------------------------------------------------------
177 //------------------------------------------------------------------------------
178 vtkImageMapToWindowLevelColors* vvSlicer::GetOverlayMapper()
180 return mOverlayMapper.GetPointer();
182 //------------------------------------------------------------------------------
185 //------------------------------------------------------------------------------
186 vvBlendImageActor* vvSlicer::GetOverlayActor()
188 return mOverlayActor.GetPointer();
190 //------------------------------------------------------------------------------
193 //------------------------------------------------------------------------------
194 vtkImageMapToColors* vvSlicer::GetFusionMapper()
196 return mFusionMapper.GetPointer();
198 //------------------------------------------------------------------------------
201 //------------------------------------------------------------------------------
202 vtkImageActor* vvSlicer::GetFusionActor()
204 return mFusionActor.GetPointer();
206 //------------------------------------------------------------------------------
209 //------------------------------------------------------------------------------
210 vtkActor* vvSlicer::GetVFActor()
212 return mVFActor.GetPointer();
214 //------------------------------------------------------------------------------
217 //------------------------------------------------------------------------------
218 vtkCornerAnnotation* vvSlicer::GetAnnotation()
220 return ca.GetPointer();
222 //------------------------------------------------------------------------------
225 //------------------------------------------------------------------------------
226 void vvSlicer::EnableReducedExtent(bool b)
228 mUseReducedExtent = b;
230 //------------------------------------------------------------------------------
233 //------------------------------------------------------------------------------
234 void vvSlicer::SetReducedExtent(int * ext)
236 copyExtent(ext, mReducedExtent);
238 //------------------------------------------------------------------------------
241 //------------------------------------------------------------------------------
242 void vvSlicer::AddContour(vvMesh::Pointer contour,bool propagate)
245 mSurfaceCutActors.push_back(new vvMeshActor());
247 mSurfaceCutActors.back()->Init(contour,mCurrentTSlice,mVF);
249 mSurfaceCutActors.back()->Init(contour,mCurrentTSlice);
250 mSurfaceCutActors.back()->SetSlicingOrientation(SliceOrientation);
251 this->GetRenderer()->AddActor(mSurfaceCutActors.back()->GetActor());
255 //------------------------------------------------------------------------------
258 //------------------------------------------------------------------------------
259 void vvSlicer::ToggleContourSuperposition()
261 for (std::vector<vvMeshActor*>::iterator i=mSurfaceCutActors.begin();
262 i!=mSurfaceCutActors.end(); i++)
263 (*i)->ToggleSuperposition();
265 //------------------------------------------------------------------------------
268 //------------------------------------------------------------------------------
269 void vvSlicer::SetCursorColor(int r,int g, int b)
271 pdmA->GetProperty()->SetColor(r,g,b);
273 //------------------------------------------------------------------------------
276 //------------------------------------------------------------------------------
277 void vvSlicer::SetCursorVisibility(bool s)
279 pdmA->SetVisibility(s);
281 //------------------------------------------------------------------------------
284 //------------------------------------------------------------------------------
285 bool vvSlicer::GetCursorVisibility()
287 return pdmA->GetVisibility();
289 //------------------------------------------------------------------------------
292 //------------------------------------------------------------------------------
293 void vvSlicer::SetCornerAnnotationVisibility(bool s)
295 ca->SetVisibility(s);
297 //------------------------------------------------------------------------------
300 //------------------------------------------------------------------------------
301 bool vvSlicer::GetCornerAnnotationVisibility()
303 return ca->GetVisibility();
305 //------------------------------------------------------------------------------
308 //------------------------------------------------------------------------------
309 vvSlicer::~vvSlicer()
311 for (std::vector<vvMeshActor*>::iterator i=mSurfaceCutActors.begin();
312 i!=mSurfaceCutActors.end(); i++)
314 delete [] mReducedExtent;
316 //------------------------------------------------------------------------------
318 //------------------------------------------------------------------------------
319 double* vvSlicer::GetCurrentPosition()
321 return mCurrentBeforeSlicingTransform;
323 //------------------------------------------------------------------------------
325 //------------------------------------------------------------------------------
326 void vvSlicer::SetCurrentPosition(double x, double y, double z, int t)
328 mCurrentBeforeSlicingTransform[0]=x;
329 mCurrentBeforeSlicingTransform[1]=y;
330 mCurrentBeforeSlicingTransform[2]=z;
331 mSlicingTransform->GetInverse()->TransformPoint(mCurrentBeforeSlicingTransform,mCurrent);
332 if (t>=0) SetTSlice(t);
334 //------------------------------------------------------------------------------
337 //------------------------------------------------------------------------------
338 void vvSlicer::SetImage(vvImage::Pointer image)
340 if (image->GetVTKImages().size()) {
343 if (!mImageReslice) {
344 mImageReslice = vtkSmartPointer<vtkImageReslice>::New();
345 mImageReslice->SetInterpolationModeToLinear();
346 mImageReslice->AutoCropOutputOn();
347 mImageReslice->SetBackgroundColor(-1000,-1000,-1000,1);
350 mConcatenatedTransform->Identity();
351 mConcatenatedTransform->Concatenate(mImage->GetTransform()[0]);
352 mConcatenatedTransform->Concatenate(mSlicingTransform);
353 mImageReslice->SetResliceTransform(mConcatenatedTransform);
354 #if VTK_MAJOR_VERSION <= 5
355 mImageReslice->SetInput(0, mImage->GetFirstVTKImageData());
357 mImageReslice->SetInputData(0, mImage->GetFirstVTKImageData());
359 mImageReslice->UpdateInformation();
361 #if VTK_MAJOR_VERSION <= 5
362 this->Superclass::SetInput(mImageReslice->GetOutput());
364 this->Superclass::SetInputConnection(mImageReslice->GetOutputPort());
368 #if VTK_MAJOR_VERSION <= 5
369 this->GetInput()->GetWholeExtent(extent);
371 int* ext = mImageReslice->GetInputInformation()->Get(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT());
372 copyExtent(ext, extent);
375 // Prevent crash when reload -> change slice if outside extent
376 if (Slice < extent[SliceOrientation*2] || Slice>=extent[SliceOrientation*2+1]) {
377 Slice = (extent[SliceOrientation*2+1]+extent[SliceOrientation*2])/2.0;
380 // Make sure that the required part image has been computed
381 extent[SliceOrientation*2] = Slice;
382 extent[SliceOrientation*2+1] = Slice;
383 #if VTK_MAJOR_VERSION <= 5
384 mImageReslice->GetOutput()->SetUpdateExtent(extent);
385 mImageReslice->GetOutput()->Update();
387 //mImageReslice->SetUpdateExtent(extent);
388 mImageReslice->Update();
391 this->UpdateDisplayExtent();
394 ca->SetText(0,mFileName.c_str());
397 //------------------------------------------------------------------------------
400 //------------------------------------------------------------------------------
401 void vvSlicer::SetOverlay(vvImage::Pointer overlay)
403 if (overlay->GetVTKImages().size()) {
405 mOverlayVisibility = true;
407 if (!mOverlayReslice) {
408 mOverlayReslice = vtkSmartPointer<vtkImageReslice>::New();
409 mOverlayReslice->SetInterpolationModeToLinear();
410 mOverlayReslice->AutoCropOutputOn();
411 mOverlayReslice->SetBackgroundColor(-1000,-1000,-1000,1);
414 mConcatenatedOverlayTransform->Identity();
415 mConcatenatedOverlayTransform->Concatenate(mOverlay->GetTransform()[0]);
416 mConcatenatedOverlayTransform->Concatenate(mSlicingTransform);
417 mOverlayReslice->SetResliceTransform(mConcatenatedOverlayTransform);
418 #if VTK_MAJOR_VERSION <= 5
419 mOverlayReslice->SetInput(0, mOverlay->GetFirstVTKImageData());
421 mOverlayReslice->SetInputData(0, mOverlay->GetFirstVTKImageData());
423 mOverlayReslice->Update();
426 mOverlayMapper = vtkSmartPointer<vtkImageMapToWindowLevelColors>::New();
427 #if VTK_MAJOR_VERSION <= 5
428 mOverlayMapper->SetInput(mOverlayReslice->GetOutput());
430 mOverlayMapper->SetInputConnection(mOverlayReslice->GetOutputPort(0));
433 if (!mOverlayActor) {
434 mOverlayActor = vtkSmartPointer<vvBlendImageActor>::New();
435 #if VTK_MAJOR_VERSION <= 5
436 mOverlayActor->SetInput(mOverlayMapper->GetOutput());
438 mOverlayActor->GetMapper()->SetInputConnection(mOverlayMapper->GetOutputPort());
440 mOverlayActor->SetPickable(0);
441 mOverlayActor->SetVisibility(true);
442 mOverlayActor->SetOpacity(0.5);
443 #if VTK_MAJOR_VERSION >= 6 || (VTK_MAJOR_VERSION >= 5 && VTK_MINOR_VERSION >= 10)
444 mOverlayActor->GetMapper()->BorderOn();
448 //stupid but necessary : the Overlay need to be rendered before fusion
450 this->GetRenderer()->RemoveActor(mFusionActor);
451 this->GetRenderer()->AddActor(mOverlayActor);
452 this->GetRenderer()->AddActor(mFusionActor);
454 this->GetRenderer()->AddActor(mOverlayActor);
456 //Synchronize orientation and slice
457 AdjustResliceToSliceOrientation(mOverlayReslice);
458 this->UpdateDisplayExtent();
459 this->SetTSlice(mCurrentTSlice);
462 //------------------------------------------------------------------------------
465 //------------------------------------------------------------------------------
466 void vvSlicer::SetFusion(vvImage::Pointer fusion, int fusionSequenceCode)
468 mFusionSequenceCode = fusionSequenceCode;
469 if (fusion->GetVTKImages().size()) {
471 mFusionVisibility = true;
473 if (!mFusionReslice) {
474 mFusionReslice = vtkSmartPointer<vtkImageReslice>::New();
475 mFusionReslice->SetInterpolationModeToLinear();
476 mFusionReslice->AutoCropOutputOn();
477 mFusionReslice->SetBackgroundColor(-1000,-1000,-1000,1);
480 mConcatenatedFusionTransform->Identity();
481 mConcatenatedFusionTransform->Concatenate(mFusion->GetTransform()[0]);
482 mConcatenatedFusionTransform->Concatenate(mSlicingTransform);
483 mFusionReslice->SetResliceTransform(mConcatenatedFusionTransform);
484 #if VTK_MAJOR_VERSION <= 5
485 mFusionReslice->SetInput(0, mFusion->GetFirstVTKImageData());
487 mFusionReslice->SetInputData(0, mFusion->GetFirstVTKImageData());
489 mFusionReslice->Update();
492 mFusionMapper = vtkSmartPointer<vtkImageMapToColors>::New();
494 vtkSmartPointer<vtkLookupTable> lut = vtkLookupTable::New();
496 lut->SetValueRange(0, 1);
497 lut->SetSaturationRange(0, 0);
499 mFusionMapper->SetLookupTable(lut);
500 #if VTK_MAJOR_VERSION <= 5
501 mFusionMapper->SetInput(mFusionReslice->GetOutput());
503 mFusionMapper->SetInputConnection(mFusionReslice->GetOutputPort(0));
507 mFusionActor = vtkSmartPointer<vtkImageActor>::New();
508 #if VTK_MAJOR_VERSION <= 5
509 mFusionActor->SetInput(mFusionMapper->GetOutput());
511 mFusionActor->GetMapper()->SetInputConnection(mFusionMapper->GetOutputPort());
513 mFusionActor->SetPickable(0);
514 mFusionActor->SetVisibility(true);
515 mFusionActor->SetOpacity(0.7);
516 #if VTK_MAJOR_VERSION >= 6 || (VTK_MAJOR_VERSION >= 5 && VTK_MINOR_VERSION >= 10)
517 mFusionActor->GetMapper()->BorderOn();
520 this->GetRenderer()->AddActor(mFusionActor);
523 //Synchronize orientation and slice
524 AdjustResliceToSliceOrientation(mFusionReslice);
525 this->UpdateDisplayExtent();
526 this->SetTSlice(mCurrentTSlice);
529 //------------------------------------------------------------------------------
532 //------------------------------------------------------------------------------
533 bool vvSlicer::GetActorVisibility(const std::string& actor_type, int overlay_index)
536 if (actor_type == "image")
537 vis = mImageVisibility;
538 else if (actor_type == "vector")
540 else if (actor_type == "overlay")
541 vis = mOverlayVisibility;
542 else if ( (actor_type == "fusion") || (actor_type == "fusionSequence") )
543 vis = mFusionVisibility;
544 else if (actor_type == "contour")
545 vis = this->mSurfaceCutActors[overlay_index]->GetActor()->GetVisibility();
548 //------------------------------------------------------------------------------
550 //------------------------------------------------------------------------------
551 void vvSlicer::SetActorVisibility(const std::string& actor_type, int overlay_index ,bool vis)
553 if (actor_type == "image")
554 mImageVisibility = vis;
555 else if (actor_type == "vector")
557 else if (actor_type == "overlay")
558 mOverlayVisibility = vis;
559 else if ( (actor_type == "fusion") || (actor_type == "fusionSequence") )
560 mFusionVisibility = vis;
561 else if (actor_type == "contour")
562 this->mSurfaceCutActors[overlay_index]->GetActor()->SetVisibility(vis);
563 UpdateDisplayExtent();
565 //------------------------------------------------------------------------------
567 //------------------------------------------------------------------------------
568 void vvSlicer::SetVF(vvImage::Pointer vf)
570 if (vf->GetVTKImages().size()) {
572 mVFVisibility = true;
575 mAAFilter= vtkSmartPointer<vtkAssignAttribute>::New();
576 mVOIFilter = vtkSmartPointer<vtkExtractVOI>::New();
577 mVOIFilter->SetSampleRate(mSubSampling,mSubSampling,mSubSampling);
579 #if VTK_MAJOR_VERSION <= 5
580 mVOIFilter->SetInput(vf->GetFirstVTKImageData());
581 mAAFilter->SetInput(mVOIFilter->GetOutput());
583 mVOIFilter->SetInputData(vf->GetFirstVTKImageData());
584 mAAFilter->SetInputConnection(mVOIFilter->GetOutputPort());
586 ///This tells VTK to use the scalar (pixel) data of the image to draw the little arrows
587 mAAFilter->Assign(vtkDataSetAttributes::SCALARS, vtkDataSetAttributes::VECTORS, vtkAssignAttribute::POINT_DATA);
590 mArrow = vtkSmartPointer<vvGlyphSource>::New();
591 mArrow->SetGlyphTypeToSpecificArrow();
592 mArrow->SetScale(mScale);
595 // Glyph the gradient vector (with arrows)
597 mGlyphFilter = vtkSmartPointer<vvGlyph2D>::New();
598 #if VTK_MAJOR_VERSION <= 5
599 mGlyphFilter->SetInput(mAAFilter->GetOutput());
600 mGlyphFilter->SetSource(mArrow->GetOutput());
602 mGlyphFilter->SetInputConnection(mAAFilter->GetOutputPort());
603 mGlyphFilter->SetSourceConnection(mArrow->GetOutputPort());
605 mGlyphFilter->ScalingOn();
606 mGlyphFilter->SetScaleModeToScaleByVector();
607 mGlyphFilter->OrientOn();
608 mGlyphFilter->SetVectorModeToUseVector();
609 mGlyphFilter->SetColorModeToColorByVector();
612 mVFColorLUT = vtkSmartPointer<vtkLookupTable>::New();
614 double mVFColorHSV[3];
615 vtkMath::RGBToHSV(mVFColor, mVFColorHSV);
616 mVFColorLUT->SetHueRange(mVFColorHSV[0], mVFColorHSV[0]);
617 mVFColorLUT->SetSaturationRange(mVFColorHSV[1],mVFColorHSV[1]);
618 mVFColorLUT->SetValueRange(mVFColorHSV[2], mVFColorHSV[2]);
621 mVFMapper = vtkSmartPointer<vtkPolyDataMapper>::New();
622 #if VTK_MAJOR_VERSION <= 5
623 mVFMapper->SetInput(mGlyphFilter->GetOutput());
625 mVFMapper->SetInputConnection(mGlyphFilter->GetOutputPort());
627 mVFMapper->ImmediateModeRenderingOn();
628 mVFMapper->SetLookupTable(mVFColorLUT);
631 mVFActor = vtkSmartPointer<vtkActor>::New();
632 mVFActor->SetMapper(mVFMapper);
633 mVFActor->SetPickable(0);
634 mVFActor->GetProperty()->SetLineWidth(mVFWidth);
635 this->UpdateDisplayExtent();
636 this->GetRenderer()->AddActor(mVFActor);
639 SetTSlice(mCurrentTSlice);
642 //------------------------------------------------------------------------------
645 //------------------------------------------------------------------------------
646 void vvSlicer::SetLandmarks(vvLandmarks* landmarks)
648 mLandmarks = landmarks;
652 mCross = vtkSmartPointer<vtkCursor3D>::New();
654 mClipBox = vtkSmartPointer<vtkBox>::New();
656 mLandClipper = vtkSmartPointer<vvClipPolyData>::New();
658 mLandGlyph = vtkSmartPointer<vtkGlyph3D>::New();
660 mLandMapper = vtkSmartPointer<vtkPolyDataMapper>::New();
662 mLandActor = vtkSmartPointer<vtkActor>::New();
664 mCross->SetFocalPoint(0.0,0.0,0.0);
665 mCross->SetModelBounds(-10,10,-10,10,-10,10);
669 mLandClipper->SetClipFunction(mClipBox);
670 mLandClipper->InsideOutOn();
671 #if VTK_MAJOR_VERSION <= 5
672 mLandmarkTransform = vtkSmartPointer<vtkTransformPolyDataFilter>::New();
673 mLandmarkTransform->SetInput(mLandmarks->GetOutput());
674 mConcatenatedTransform->Identity();
675 mConcatenatedTransform->Concatenate(mImage->GetTransform()[0]);
676 mConcatenatedTransform->Concatenate(mSlicingTransform);
677 mLandmarkTransform->SetTransform(mConcatenatedTransform->GetInverse());
678 mLandClipper->SetInput(mLandmarkTransform->GetOutput());
680 mLandGlyph->SetSource(mCross->GetOutput());
681 mLandGlyph->SetInput(mLandClipper->GetOutput());
683 mLandmarkTransform = vtkSmartPointer<vtkTransformPolyDataFilter>::New();
684 mLandmarkTransform->SetInputData(mLandmarks->GetOutput());
685 mConcatenatedTransform->Identity();
686 mConcatenatedTransform->Concatenate(mImage->GetTransform()[0]);
687 mConcatenatedTransform->Concatenate(mSlicingTransform);
688 mLandmarkTransform->SetTransform(mConcatenatedTransform->GetInverse());
689 mLandClipper->SetInputConnection(mLandmarkTransform->GetOutputPort());
691 mLandGlyph->SetSourceConnection(mCross->GetOutputPort());
692 mLandGlyph->SetInputConnection(mLandClipper->GetOutputPort());
694 //mLandGlyph->SetIndexModeToScalar();
695 //mLandGlyph->SetRange(0,1);
696 //mLandGlyph->ScalingOff();
698 //mLandGlyph->SetColorModeToColorByScalar();
700 mLandGlyph->SetScaleModeToDataScalingOff();
701 mLandGlyph->SetIndexModeToOff();
703 mLandMapper->SetInputConnection(mLandGlyph->GetOutputPort());
704 //mLandMapper->ScalarVisibilityOff();
706 mLandActor->SetMapper(mLandMapper);
707 mLandActor->GetProperty()->SetOpacity(0.995); //in order to get VTK to turn on the alpha-blending in OpenGL
708 mLandActor->GetProperty()->SetColor(255,10,212);
709 mLandActor->SetPickable(0);
710 mLandActor->SetVisibility(true);
711 this->UpdateDisplayExtent();
714 //------------------------------------------------------------------------------
716 //------------------------------------------------------------------------------
717 //FIXME: this function leaks memory, we should fix it someday :)
718 void vvSlicer::RemoveActor(const std::string& actor_type, int overlay_index)
720 if (actor_type == "vector") {
721 Renderer->RemoveActor(mVFActor);
730 if (actor_type == "overlay") {
731 Renderer->RemoveActor(mOverlayActor);
733 mOverlayActor = NULL;
734 mOverlayMapper = NULL;
736 if ( (actor_type == "fusion") || (actor_type == "fusionSequence") ) {
737 Renderer->RemoveActor(mFusionActor);
740 mFusionMapper = NULL;
742 if (actor_type == "contour") {
743 Renderer->RemoveActor(this->mSurfaceCutActors[overlay_index]->GetActor());
744 mSurfaceCutActors.erase(mSurfaceCutActors.begin()+overlay_index);
747 //------------------------------------------------------------------------------
750 //------------------------------------------------------------------------------
751 void vvSlicer::SetVFSubSampling(int sub)
754 mVOIFilter->SetSampleRate(mSubSampling,mSubSampling,mSubSampling);
757 UpdateDisplayExtent();
760 //------------------------------------------------------------------------------
763 //------------------------------------------------------------------------------
764 void vvSlicer::SetVFScale(int scale)
768 mArrow->SetScale(mScale);
769 UpdateDisplayExtent();
772 //------------------------------------------------------------------------------
774 //------------------------------------------------------------------------------
775 void vvSlicer::SetVFWidth(int width)
779 mVFActor->GetProperty()->SetLineWidth(mVFWidth);
780 UpdateDisplayExtent();
783 //------------------------------------------------------------------------------
786 //------------------------------------------------------------------------------
787 void vvSlicer::SetVFLog(int log)
791 mGlyphFilter->SetUseLog(mVFLog);
792 mGlyphFilter->Modified();
794 UpdateDisplayExtent();
797 //------------------------------------------------------------------------------
800 //------------------------------------------------------------------------------
801 void vvSlicer::SetTSlice(int t, bool updateLinkedImages)
803 if (!updateLinkedImages) {
805 #if VTK_MAJOR_VERSION <= 5
806 mImageReslice->SetInput( mImage->GetVTKImages()[mCurrentTSlice] );
808 mImageReslice->SetInputData( mImage->GetVTKImages()[mCurrentTSlice] );
811 mConcatenatedTransform->Identity();
812 mConcatenatedTransform->Concatenate(mImage->GetTransform()[mCurrentTSlice]);
813 mConcatenatedTransform->Concatenate(mSlicingTransform);
814 UpdateDisplayExtent();
819 else if ((unsigned int)t >= mImage->GetVTKImages().size())
820 mCurrentTSlice = mImage->GetVTKImages().size() -1;
825 mConcatenatedTransform->Identity();
826 mConcatenatedTransform->Concatenate(mImage->GetTransform()[mCurrentTSlice]);
827 mConcatenatedTransform->Concatenate(mSlicingTransform);
830 #if VTK_MAJOR_VERSION <= 5
831 mImageReslice->SetInput( mImage->GetVTKImages()[mCurrentTSlice] );
833 mImageReslice->SetInputData( mImage->GetVTKImages()[mCurrentTSlice] );
835 if (mVF && mVFActor->GetVisibility()) {
836 if (mVF->GetVTKImages().size() > (unsigned int)mCurrentTSlice)
837 #if VTK_MAJOR_VERSION <= 5
838 mVOIFilter->SetInput(mVF->GetVTKImages()[mCurrentTSlice]);
840 mVOIFilter->SetInputData(mVF->GetVTKImages()[mCurrentTSlice]);
844 if (mOverlay && mOverlayActor->GetVisibility()) {
845 if (mOverlay->GetVTKImages().size() > (unsigned int)t) {
846 mCurrentOverlayTSlice = t;
847 #if VTK_MAJOR_VERSION <= 5
848 mOverlayReslice->SetInput( mOverlay->GetVTKImages()[mCurrentOverlayTSlice] );
850 mOverlayReslice->SetInputData( mOverlay->GetVTKImages()[mCurrentOverlayTSlice] );
852 // Update overlay transform
853 mConcatenatedOverlayTransform->Identity();
854 mConcatenatedOverlayTransform->Concatenate(mOverlay->GetTransform()[mCurrentOverlayTSlice]);
855 mConcatenatedOverlayTransform->Concatenate(mSlicingTransform);
858 //update the fusion ; except in case this is a fusionSequence, in which case both 'times' should be independent.
859 if (mFusion && mFusionActor->GetVisibility() && (mFusionSequenceCode<0)) {
860 if (mFusion->GetVTKImages().size() > (unsigned int)t) {
861 mCurrentFusionTSlice = t;
862 #if VTK_MAJOR_VERSION <= 5
863 mFusionReslice->SetInput( mFusion->GetVTKImages()[mCurrentFusionTSlice]);
865 mFusionReslice->SetInputData( mFusion->GetVTKImages()[mCurrentFusionTSlice]);
868 // Update fusion transform
869 mConcatenatedFusionTransform->Identity();
870 mConcatenatedFusionTransform->Concatenate(mFusion->GetTransform()[mCurrentFusionTSlice]);
871 mConcatenatedFusionTransform->Concatenate(mSlicingTransform);
874 if (mSurfaceCutActors.size() > 0)
875 for (std::vector<vvMeshActor*>::iterator i=mSurfaceCutActors.begin();
876 i!=mSurfaceCutActors.end(); i++)
877 (*i)->SetTimeSlice(mCurrentTSlice);
878 UpdateDisplayExtent();
880 //------------------------------------------------------------------------------
883 //------------------------------------------------------------------------------
884 void vvSlicer::SetFusionSequenceTSlice(int t)
886 if (mFusion && mFusionActor->GetVisibility() && (mFusionSequenceCode>=0)) {
887 if (mFusion->GetVTKImages().size() > (unsigned int)t) {
888 mCurrentFusionTSlice = t;
889 #if VTK_MAJOR_VERSION <= 5
890 mFusionReslice->SetInput( mFusion->GetVTKImages()[mCurrentFusionTSlice] );
892 mFusionReslice->SetInputData( mFusion->GetVTKImages()[mCurrentFusionTSlice] );
894 // Update fusion transform
895 mConcatenatedFusionTransform->Identity();
896 mConcatenatedFusionTransform->Concatenate(mFusion->GetTransform()[mCurrentFusionTSlice]); //not really useful...
897 mConcatenatedFusionTransform->Concatenate(mSlicingTransform);
901 UpdateDisplayExtent();
903 //------------------------------------------------------------------------------
906 //------------------------------------------------------------------------------
907 int vvSlicer::GetTSlice()
909 return mCurrentTSlice;
911 //------------------------------------------------------------------------------
913 //------------------------------------------------------------------------------
914 int vvSlicer::GetMaxCurrentTSlice()
916 int t = mCurrentTSlice;
918 t = std::max(t, mCurrentOverlayTSlice);
919 if(mFusion&& (mFusionSequenceCode<0)) //ignore fusionSequence data: for these, the times are not to be related (this way)
920 t = std::max(t, mCurrentFusionTSlice);
923 //------------------------------------------------------------------------------
925 //------------------------------------------------------------------------------
926 int vvSlicer::GetFusionTSlice()
928 return mCurrentFusionTSlice;
930 //------------------------------------------------------------------------------
932 //------------------------------------------------------------------------------
933 int vvSlicer::GetOverlayTSlice()
935 return mCurrentOverlayTSlice;
937 //------------------------------------------------------------------------------
939 //------------------------------------------------------------------------------
940 void vvSlicer::SetSliceOrientation(int orientation)
942 //if 2D image, force to watch in Axial View
944 #if VTK_MAJOR_VERSION <= 5
945 this->GetInput()->GetWholeExtent(extent);
947 int* ext = mImageReslice->GetInputInformation()->Get(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT());
948 copyExtent(ext, extent);
951 if (extent[5]-extent[4] <= 2)
952 orientation = vtkImageViewer2::SLICE_ORIENTATION_XY;
954 if (orientation < vtkImageViewer2::SLICE_ORIENTATION_YZ ||
955 orientation > vtkImageViewer2::SLICE_ORIENTATION_XY) {
956 vtkErrorMacro("Error - invalid slice orientation " << orientation);
960 this->SliceOrientation = orientation;
963 AdjustResliceToSliceOrientation(mFusionReslice);
966 AdjustResliceToSliceOrientation(mOverlayReslice);
970 // Go to current cursor position
971 // double* cursorPos = GetCursorPosition();
972 // DDV(cursorPos, 3);
973 // SetCurrentPosition(cursorPos[0],cursorPos[1],cursorPos[2],cursorPos[3]);
975 if (mFirstSetSliceOrientation) {
976 int *range = this->GetSliceRange();
978 this->Slice = static_cast<int>((range[0] + range[1]) * 0.5);
979 #if VTK_MAJOR_VERSION <= 5
980 mFirstSetSliceOrientation = false;
983 else if (this->Renderer && this->GetInput()) {
984 double s = mCursor[orientation];
985 double sCursor = (s - this->GetInput()->GetOrigin()[orientation])/this->GetInput()->GetSpacing()[orientation];
986 this->Slice = static_cast<int>(sCursor);
989 this->UpdateOrientation();
991 this->UpdateDisplayExtent();
993 if (mFirstSetSliceOrientation) {
994 mFirstSetSliceOrientation = false;
997 if (this->Renderer && this->GetInput()) {
998 double scale = this->Renderer->GetActiveCamera()->GetParallelScale();
999 this->Renderer->ResetCamera();
1000 this->Renderer->GetActiveCamera()->SetParallelScale(scale);
1005 //----------------------------------------------------------------------------
1007 //------------------------------------------------------------------------------
1008 // This function ensures that we sample the slices of a vtkImageReslice filter
1009 // in the direction of the slicer (SliceOrientation) similarly as mImageReslice.
1010 // In other words, we change the grid of the reslice in the same way as the grid
1011 // of the displayed image in the slicing direction.
1012 void vvSlicer::AdjustResliceToSliceOrientation(vtkImageReslice *reslice)
1014 // Reset autocrop and update output information
1015 reslice->SetOutputOriginToDefault();
1016 reslice->SetOutputSpacingToDefault();
1017 #if VTK_MAJOR_VERSION <= 5
1018 reslice->GetOutput()->UpdateInformation();
1020 reslice->UpdateInformation();
1023 // Ge new origin / spacing
1026 reslice->GetOutput()->GetOrigin(origin);
1027 reslice->GetOutput()->GetSpacing(spacing);
1029 // Use similar spacing as the image in the direction SliceOrientation
1030 spacing[this->SliceOrientation] = mImageReslice->GetOutput()->GetSpacing()[this->SliceOrientation];
1032 // Modify origin to be on the image grid in the direction SliceOrientation in 3 steps
1033 // Step 1: from world coordinates to image coordinates
1034 origin[this->SliceOrientation] -= mImageReslice->GetOutput()->GetOrigin()[this->SliceOrientation];
1035 origin[this->SliceOrientation] /= mImageReslice->GetOutput()->GetSpacing()[this->SliceOrientation];
1037 // Step 2: round to nearest grid positionInc. This has been validated as the only
1038 // way to have something consistent with the thickness of a 2D slice visible on the
1039 // other slices. The thickness is accounted for so if the 2D slice is to thin and
1040 // between two slices, one will never be able to see this 2D slice (bug #1883).
1041 origin[this->SliceOrientation] = itk::Math::Round<double>(origin[this->SliceOrientation]);
1043 // Step 3: back to world coordinates
1044 origin[this->SliceOrientation] *= mImageReslice->GetOutput()->GetSpacing()[this->SliceOrientation];
1045 origin[this->SliceOrientation] += mImageReslice->GetOutput()->GetOrigin()[this->SliceOrientation];
1047 // Set new spacing and origin
1048 reslice->SetOutputOrigin(origin);
1049 reslice->SetOutputSpacing(spacing);
1050 reslice->UpdateInformation();
1052 //------------------------------------------------------------------------------
1054 //----------------------------------------------------------------------------
1055 int * vvSlicer::GetExtent()
1058 if (mUseReducedExtent) {
1059 w_ext = mReducedExtent;
1062 #if VTK_MAJOR_VERSION <= 5
1063 w_ext = GetInput()->GetWholeExtent();
1065 w_ext = mImageReslice->GetInputInformation()->Get(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT());
1070 //----------------------------------------------------------------------------
1073 //----------------------------------------------------------------------------
1074 int vvSlicer::GetOrientation()
1076 return this->SliceOrientation;
1078 //----------------------------------------------------------------------------
1081 //----------------------------------------------------------------------------
1082 void vvSlicer::UpdateDisplayExtent()
1084 emit UpdateDisplayExtentBegin(mSlicerNumber);
1085 vtkImageData *input = this->GetInput();
1086 if (!input || !this->ImageActor) {
1090 #if VTK_MAJOR_VERSION <= 5
1091 input->UpdateInformation();
1093 mRegisterExtent = mImageReslice->GetOutputInformation(0)->Get(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT());
1095 this->SetSlice( this->GetSlice() ); //SR: make sure the update let the slice in extents
1097 // Local copy of extent
1099 #if VTK_MAJOR_VERSION <= 5
1100 int* ext = GetExtent();
1102 int* ext = mImageReslice->GetOutputInformation(0)->Get(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT());
1104 copyExtent(ext, w_ext);
1105 if (mUseReducedExtent) {
1106 copyExtent(mReducedExtent, w_ext);
1110 w_ext[ this->SliceOrientation*2 ] = this->Slice;
1111 w_ext[ this->SliceOrientation*2+1 ] = this->Slice;
1114 this->ImageActor->SetVisibility(mImageVisibility);
1115 this->ImageActor->SetDisplayExtent(w_ext);
1117 #if VTK_MAJOR_VERSION >= 6 || (VTK_MAJOR_VERSION >= 5 && VTK_MINOR_VERSION >= 10)
1118 // Fix for bug #1882
1119 dynamic_cast<vtkImageSliceMapper *>(this->ImageActor->GetMapper())->SetOrientation(this->GetOrientation());
1122 // Overlay image actor
1123 if (mOverlay && mOverlayVisibility) {
1124 AdjustResliceToSliceOrientation(mOverlayReslice);
1126 #if VTK_MAJOR_VERSION <= 5
1127 this->ConvertImageToImageDisplayExtent(input, w_ext, mOverlayReslice->GetOutput(), overExtent);
1128 bool out = ClipDisplayedExtent(overExtent, mOverlayMapper->GetInput()->GetWholeExtent());
1130 this->ConvertImageToImageDisplayExtent(mImageReslice->GetOutputInformation(0), w_ext, mOverlayReslice->GetOutput(), overExtent);
1131 bool out = ClipDisplayedExtent(overExtent, mOverlayMapper->GetInputInformation()->Get(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT()));
1133 mOverlayActor->SetVisibility(!out);
1134 mOverlayActor->SetDisplayExtent( overExtent );
1135 #if VTK_MAJOR_VERSION >= 6 || (VTK_MAJOR_VERSION >= 5 && VTK_MINOR_VERSION >= 10)
1136 // Fix for bug #1882
1137 dynamic_cast<vtkImageSliceMapper *>(mOverlayActor->GetMapper())->SetOrientation(this->GetOrientation());
1141 mOverlayActor->SetVisibility(false);
1143 // Fusion image actor
1144 if (mFusion && mFusionVisibility) {
1145 AdjustResliceToSliceOrientation(mFusionReslice);
1147 #if VTK_MAJOR_VERSION <= 5
1148 this->ConvertImageToImageDisplayExtent(input, w_ext, mFusionReslice->GetOutput(), fusExtent);
1149 bool out = ClipDisplayedExtent(fusExtent, mFusionMapper->GetInput()->GetWholeExtent());
1151 this->ConvertImageToImageDisplayExtent(mImageReslice->GetOutputInformation(0), w_ext, mFusionReslice->GetOutput(), fusExtent);
1152 bool out = ClipDisplayedExtent(fusExtent, mFusionMapper->GetInputInformation()->Get(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT()));
1154 mFusionActor->SetVisibility(!out);
1155 mFusionActor->SetDisplayExtent( fusExtent );
1156 #if VTK_MAJOR_VERSION >= 6 || (VTK_MAJOR_VERSION >= 5 && VTK_MINOR_VERSION >= 10)
1157 // Fix for bug #1882
1158 dynamic_cast<vtkImageSliceMapper *>(mFusionActor->GetMapper())->SetOrientation(this->GetOrientation());
1162 mFusionActor->SetVisibility(false);
1163 // Vector field actor
1164 double* camera = Renderer->GetActiveCamera()->GetPosition();
1165 double* image_bounds = ImageActor->GetBounds();
1166 double position[3] = {0, 0, 0};
1167 position[this->SliceOrientation] = image_bounds[this->SliceOrientation*2];
1169 //print_vector<double, 6>("camera", camera);
1170 //print_vector<double, 6>("image_bounds", image_bounds);
1171 //print_vector<double, 3>("position", position);
1173 // find where to place the VF actor. to deal with
1174 // z-buffer issues, the VF is placed right in front of the image,
1175 // subject to a small offset. the position actually depends on the
1176 // the location of the camera relative to the image.
1178 if (camera[this->SliceOrientation] < image_bounds[this->SliceOrientation*2])
1181 if (mVF && mVFVisibility) {
1183 #if VTK_MAJOR_VERSION <= 5
1184 mVF->GetVTKImages()[0]->UpdateInformation();
1185 this->ConvertImageToImageDisplayExtent(input, w_ext, mVF->GetVTKImages()[0], vfExtent);
1186 bool out = ClipDisplayedExtent(vfExtent, mVOIFilter->GetInput()->GetWholeExtent());
1188 //this->UpdateInformation();
1189 this->ConvertImageToImageDisplayExtent(mImageReslice->GetOutputInformation(0), w_ext, mVF->GetVTKImages()[0], vfExtent);
1190 bool out = ClipDisplayedExtent(vfExtent, mImage->GetVTKImages()[mCurrentTSlice]->GetInformation()->Get(vtkDataObject::DATA_EXTENT()));
1192 mVFActor->SetVisibility(!out);
1193 mVOIFilter->SetVOI(vfExtent);
1194 int orientation[3] = {1,1,1};
1195 orientation[this->SliceOrientation] = 0;
1196 mGlyphFilter->SetOrientation(orientation[0], orientation[1], orientation[2]);
1197 position[this->SliceOrientation] += offset;
1198 mVFActor->SetPosition(position);
1199 mVFActor->GetProperty()->SetOpacity(0.995); //in order to get VTK to turn on the alpha-blending in OpenGL
1200 mVFMapper->Update();
1204 mVFActor->SetVisibility(false);
1208 for(unsigned int i=0; i<6; i++)
1209 boundsT[i] = ImageActor->GetBounds()[i];
1210 boundsT[ this->SliceOrientation*2 ] = ImageActor->GetBounds()[ this->SliceOrientation*2 ]-fabs(this->GetInput()->GetSpacing()[this->SliceOrientation]);
1211 boundsT[ this->SliceOrientation*2+1 ] = ImageActor->GetBounds()[ this->SliceOrientation*2+1 ]+fabs(this->GetInput()->GetSpacing()[this->SliceOrientation]);
1220 position[this->SliceOrientation] = offset;
1221 mLandActor->SetPosition(position);
1224 // Figure out the correct clipping range
1225 if (this->Renderer) {
1226 if (this->InteractorStyle &&
1227 this->InteractorStyle->GetAutoAdjustCameraClippingRange()) {
1228 this->Renderer->ResetCameraClippingRange();
1230 vtkCamera *cam = this->Renderer->GetActiveCamera();
1233 this->ImageActor->GetBounds(bounds);
1234 double spos = (double)bounds[this->SliceOrientation * 2];
1235 double cpos = (double)cam->GetPosition()[this->SliceOrientation];
1236 double range = fabs(spos - cpos);
1237 double *spacing = input->GetSpacing();
1238 double sumSpacing = spacing[0] + spacing[1] + spacing[2];
1239 cam->SetClippingRange(range - sumSpacing, range + sumSpacing);
1249 emit UpdateDisplayExtentEnd(mSlicerNumber);
1251 //----------------------------------------------------------------------------
1253 //----------------------------------------------------------------------------
1254 void vvSlicer::ConvertImageToImageDisplayExtent(vtkInformation *sourceImage, const int sourceExtent[6],
1255 vtkImageData *targetImage, int targetExtent[6])
1258 double *origin, *spacing;
1259 origin = sourceImage->Get(vtkDataObject::ORIGIN());
1260 spacing = sourceImage->Get(vtkDataObject::SPACING());
1261 for(unsigned int i=0; i<6; i++) {
1262 // From source voxel coordinates to world coordinates
1263 dExtents[i] = origin[i/2] + spacing[i/2] * sourceExtent[i];
1265 // From world coordinates to floating point target voxel coordinates
1266 dExtents[i] = (dExtents[i]- targetImage->GetOrigin()[i/2]) / targetImage->GetSpacing()[i/2];
1268 // Round to current slice or larger extent
1269 if(i/2==this->GetOrientation())
1270 targetExtent[i] = itk::Math::Round<double>(dExtents[i]);
1272 targetExtent[i] = itk::Math::Ceil<double>(dExtents[i]);
1274 targetExtent[i] = itk::Math::Floor<double>(dExtents[i]);
1277 //----------------------------------------------------------------------------
1279 //----------------------------------------------------------------------------
1280 void vvSlicer::ConvertImageToImageDisplayExtent(vtkImageData *sourceImage, const int sourceExtent[6],
1281 vtkImageData *targetImage, int targetExtent[6])
1284 for(unsigned int i=0; i<6; i++) {
1285 // From source voxel coordinates to world coordinates
1286 dExtents[i] = sourceImage->GetOrigin()[i/2] + sourceImage->GetSpacing()[i/2] * sourceExtent[i];
1288 // From world coordinates to floating point target voxel coordinates
1289 dExtents[i] = (dExtents[i]- targetImage->GetOrigin()[i/2]) / targetImage->GetSpacing()[i/2];
1291 // Round to current slice or larger extent
1292 if(i/2==this->GetOrientation())
1293 targetExtent[i] = itk::Math::Round<double>(dExtents[i]);
1295 targetExtent[i] = itk::Math::Ceil<double>(dExtents[i]);
1297 targetExtent[i] = itk::Math::Floor<double>(dExtents[i]);
1300 //----------------------------------------------------------------------------
1302 //----------------------------------------------------------------------------
1303 bool vvSlicer::ClipDisplayedExtent(int extent[6], int refExtent[6])
1308 for (int i = 0; i < maxBound; i = i+2) {
1309 //if we are totally outside the image
1310 if ( extent[i] > refExtent[i+1] || extent[i+1] < refExtent[i] ) {
1314 //crop to the limit of the image
1315 extent[i] = std::max(extent[i], refExtent[i]);
1316 extent[i] = std::min(extent[i], refExtent[i+1]);;
1317 extent[i+1] = std::max(extent[i+1], refExtent[i]);
1318 extent[i+1] = std::min(extent[i+1], refExtent[i+1]);;
1321 for (int i = 0; i < maxBound; i = i+2) {
1322 extent[i] = refExtent[i];
1323 extent[i+1] = refExtent[i];
1327 //----------------------------------------------------------------------------
1330 //----------------------------------------------------------------------------
1331 void vvSlicer::UpdateOrientation()
1333 // Set the camera position
1334 vtkCamera *cam = this->Renderer ? this->Renderer->GetActiveCamera() : NULL;
1336 switch (this->SliceOrientation) {
1337 case vtkImageViewer2::SLICE_ORIENTATION_XY:
1338 cam->SetFocalPoint(0,0,0);
1339 cam->SetPosition(0,0,-1); // -1 if medical ?
1340 cam->SetViewUp(0,-1,0);
1343 case vtkImageViewer2::SLICE_ORIENTATION_XZ:
1344 cam->SetFocalPoint(0,0,0);
1345 cam->SetPosition(0,-1,0); // 1 if medical ?
1346 cam->SetViewUp(0,0,1);
1349 case vtkImageViewer2::SLICE_ORIENTATION_YZ:
1350 cam->SetFocalPoint(0,0,0);
1351 cam->SetPosition(-1,0,0); // -1 if medical ?
1352 cam->SetViewUp(0,0,1);
1357 //----------------------------------------------------------------------------
1360 //----------------------------------------------------------------------------
1361 void vvSlicer::SetOpacity(double s)
1363 this->GetImageActor()->SetOpacity(s);
1365 //----------------------------------------------------------------------------
1368 //----------------------------------------------------------------------------
1369 void vvSlicer::SetRenderWindow(int orientation, vtkRenderWindow * rw)
1371 this->Superclass::SetRenderWindow(rw);
1372 this->SetupInteractor(rw->GetInteractor());
1373 ca->SetImageActor(this->GetImageActor());
1374 ca->SetWindowLevel(this->GetWindowLevel());
1375 ca->SetText(3, "<window>\n<level>");
1386 crossCursor->SetModelBounds(bounds);
1388 this->GetRenderer()->AddActor(pdmA);
1389 this->GetRenderer()->AddActor(ca);
1390 this->GetRenderer()->ResetCamera();
1392 //this is just a mapping between the labeling of the orientations presented to the user and
1393 //the one used by vtk
1394 SetSliceOrientation(2-(orientation%3));
1397 //----------------------------------------------------------------------------
1400 //----------------------------------------------------------------------------
1401 void vvSlicer::ResetCamera()
1403 this->GetRenderer()->ResetCamera();
1405 //----------------------------------------------------------------------------
1408 //----------------------------------------------------------------------------
1409 void vvSlicer::SetDisplayMode(bool i)
1411 this->GetRenderer()->SetDraw(i);
1412 if (i) UpdateDisplayExtent();
1414 //----------------------------------------------------------------------------
1417 //----------------------------------------------------------------------------
1418 void vvSlicer::FlipHorizontalView()
1420 vtkCamera *cam = this->Renderer ? this->Renderer->GetActiveCamera() : NULL;
1422 double *position = cam->GetPosition();
1423 double factor[3] = {1, 1, 1};
1424 factor[this->SliceOrientation] = -1;
1425 cam->SetPosition(factor[0]*position[0],factor[1]*position[1],factor[2]*position[2]);
1427 /* switch (this->SliceOrientation) {
1428 case vtkImageViewer2::SLICE_ORIENTATION_XY:
1429 cam->SetPosition(position[0],position[1],-position[2]);
1432 case vtkImageViewer2::SLICE_ORIENTATION_XZ:
1433 cam->SetPosition(position[0],-position[1],position[2]);
1436 case vtkImageViewer2::SLICE_ORIENTATION_YZ:
1437 cam->SetPosition(-position[0],position[1],position[2]);
1441 this->Renderer->ResetCameraClippingRange();
1442 this->UpdateDisplayExtent();
1445 //----------------------------------------------------------------------------
1448 //----------------------------------------------------------------------------
1449 void vvSlicer::FlipVerticalView()
1451 vtkCamera *cam = this->Renderer ? this->Renderer->GetActiveCamera() : NULL;
1453 FlipHorizontalView();
1454 double *viewup = cam->GetViewUp();
1455 cam->SetViewUp(-viewup[0],-viewup[1],-viewup[2]);
1456 this->UpdateDisplayExtent();
1459 //----------------------------------------------------------------------------
1462 //----------------------------------------------------------------------------
1463 void vvSlicer::SetColorWindow(double window)
1465 vtkLookupTable* LUT = static_cast<vtkLookupTable*>(this->GetWindowLevel()->GetLookupTable());
1467 double level = this->GetWindowLevel()->GetLevel();
1468 LUT->SetTableRange(level-fabs(window)/2,level+fabs(window)/2);
1471 this->vtkImageViewer2::SetColorWindow(window);
1473 //----------------------------------------------------------------------------
1475 //----------------------------------------------------------------------------
1476 void vvSlicer::SetColorLevel(double level)
1478 vtkLookupTable* LUT = static_cast<vtkLookupTable*>(this->GetWindowLevel()->GetLookupTable());
1480 double window = this->GetWindowLevel()->GetWindow();
1481 LUT->SetTableRange(level-fabs(window)/2,level+fabs(window)/2);
1484 this->vtkImageViewer2::SetColorLevel(level);
1486 //----------------------------------------------------------------------------
1488 //----------------------------------------------------------------------------
1489 double vvSlicer::GetOverlayColorWindow()
1492 return mOverlayMapper->GetWindow();
1496 //----------------------------------------------------------------------------
1498 //----------------------------------------------------------------------------
1499 double vvSlicer::GetOverlayColorLevel()
1502 return mOverlayMapper->GetLevel();
1506 //----------------------------------------------------------------------------
1508 //----------------------------------------------------------------------------
1509 void vvSlicer::SetOverlayColorWindow(double window)
1512 mOverlayMapper->SetWindow(window);
1514 //----------------------------------------------------------------------------
1516 //----------------------------------------------------------------------------
1517 void vvSlicer::SetOverlayColorLevel(double level)
1520 mOverlayMapper->SetLevel(level);
1522 //----------------------------------------------------------------------------
1524 //----------------------------------------------------------------------------
1525 // Returns the min an the max value in a 20%x20% region around the mouse pointer
1526 void vvSlicer::GetExtremasAroundMousePointer(double & min, double & max, vtkImageData *image, vtkTransform *transform)
1528 //Get mouse pointer position in view coordinates
1531 for(int i=0; i<3; i++) {
1532 corner1[i] = mCurrent[i];
1533 corner2[i] = mCurrent[i];
1536 this->Renderer->WorldToView(corner1[0], corner1[1], corner1[2]);
1537 this->Renderer->WorldToView(corner2[0], corner2[1], corner2[2]);
1539 // In view coordinates, x is the slicer width and y is the slicer height are the in-plane axis
1541 this->Renderer->GetTiledSize(&w, &h);
1542 corner1[0] -= 0.2*h/(double)w;
1543 corner2[0] += 0.2*h/(double)w;
1546 this->Renderer->ViewToWorld(corner1[0], corner1[1], corner1[2]);
1547 this->Renderer->ViewToWorld(corner2[0], corner2[1], corner2[2]);
1549 //Convert to image pixel coordinates (rounded)
1550 transform->TransformPoint(corner1, corner1);
1551 transform->TransformPoint(corner2, corner2);
1552 int iLocalExtents[6];
1553 for(int i=0; i<3; i++) {
1554 corner1[i] = (corner1[i] - image->GetOrigin()[i])/image->GetSpacing()[i];
1555 corner2[i] = (corner2[i] - image->GetOrigin()[i])/image->GetSpacing()[i];
1557 iLocalExtents[i*2 ] = lrint(corner1[i]);
1558 iLocalExtents[i*2+1] = lrint(corner2[i]);
1560 if(iLocalExtents[i*2 ]>iLocalExtents[i*2+1])
1561 std::swap(iLocalExtents[i*2], iLocalExtents[i*2+1]);
1563 #if VTK_MAJOR_VERSION > 5
1564 for(int j=0;j<2; j++) {
1565 if(iLocalExtents[i*2+j]< mImageReslice->GetInputInformation()->Get(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT())[2*i])
1566 iLocalExtents[i*2+j] = mImageReslice->GetInputInformation()->Get(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT())[2*i];
1568 if(iLocalExtents[i*2+j]> mImageReslice->GetInputInformation()->Get(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT())[2*i+1])
1569 iLocalExtents[i*2+j] = mImageReslice->GetInputInformation()->Get(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT())[2*i+1];
1574 vtkSmartPointer<vtkExtractVOI> voiFilter = vtkSmartPointer<vtkExtractVOI>::New();
1575 #if VTK_MAJOR_VERSION <= 5
1576 voiFilter->SetInput(image);
1578 voiFilter->SetInputData(image);
1580 voiFilter->SetVOI(iLocalExtents);
1581 voiFilter->Update();
1582 if (!voiFilter->GetOutput()->GetNumberOfPoints()) {
1588 vtkSmartPointer<vtkImageAccumulate> accFilter = vtkSmartPointer<vtkImageAccumulate>::New();
1589 #if VTK_MAJOR_VERSION <= 5
1590 accFilter->SetInput(voiFilter->GetOutput());
1592 accFilter->SetInputConnection(voiFilter->GetOutputPort(0));
1594 accFilter->Update();
1596 min = *(accFilter->GetMin());
1597 max = *(accFilter->GetMax());
1599 //----------------------------------------------------------------------------
1601 //----------------------------------------------------------------------------
1602 double vvSlicer::GetScalarComponentAsDouble(vtkImageData *image, double X, double Y, double Z, int &ix, int &iy, int &iz, int component)
1607 #if VTK_MAJOR_VERSION <= 5
1608 if (ix < image->GetWholeExtent()[0] ||
1609 ix > image->GetWholeExtent()[1] ||
1610 iy < image->GetWholeExtent()[2] ||
1611 iy > image->GetWholeExtent()[3] ||
1612 iz < image->GetWholeExtent()[4] ||
1613 iz > image->GetWholeExtent()[5] )
1614 return std::numeric_limits<double>::quiet_NaN();
1615 image->SetUpdateExtent(ix, ix, iy, iy, iz, iz);
1618 if (ix < image->GetInformation()->Get(vtkDataObject::DATA_EXTENT())[0] ||
1619 ix > image->GetInformation()->Get(vtkDataObject::DATA_EXTENT())[1] ||
1620 iy < image->GetInformation()->Get(vtkDataObject::DATA_EXTENT())[2] ||
1621 iy > image->GetInformation()->Get(vtkDataObject::DATA_EXTENT())[3] ||
1622 iz < image->GetInformation()->Get(vtkDataObject::DATA_EXTENT())[4] ||
1623 iz > image->GetInformation()->Get(vtkDataObject::DATA_EXTENT())[5] )
1624 return std::numeric_limits<double>::quiet_NaN();
1625 //image->SetUpdateExtent(ix, ix, iy, iy, iz, iz);
1629 return image->GetScalarComponentAsDouble(ix, iy, iz, component);
1631 //----------------------------------------------------------------------------
1633 //----------------------------------------------------------------------------
1634 void vvSlicer::Render()
1636 if (this->mFusion && mFusionActor->GetVisibility() && showFusionLegend) {
1637 legend->SetLookupTable(this->GetFusionMapper()->GetLookupTable());
1638 legend->UseOpacityOn();
1639 legend->SetVisibility(1);
1641 else if (this->GetWindowLevel()->GetLookupTable() && !this->mOverlay) {
1642 legend->SetLookupTable(this->GetWindowLevel()->GetLookupTable());
1643 legend->UseOpacityOff();
1644 legend->SetVisibility(1);
1645 } else legend->SetVisibility(0);
1647 if (ca->GetVisibility()) {
1649 std::stringstream worldPos(" ");
1651 mConcatenatedTransform->TransformPoint(mCurrent, pt);
1652 double X = (pt[0] - mImage->GetVTKImages()[mCurrentTSlice]->GetOrigin()[0])/mImage->GetVTKImages()[mCurrentTSlice]->GetSpacing()[0];
1653 double Y = (pt[1] - mImage->GetVTKImages()[mCurrentTSlice]->GetOrigin()[1])/mImage->GetVTKImages()[mCurrentTSlice]->GetSpacing()[1];
1654 double Z = (pt[2] - mImage->GetVTKImages()[mCurrentTSlice]->GetOrigin()[2])/mImage->GetVTKImages()[mCurrentTSlice]->GetSpacing()[2];
1655 #if VTK_MAJOR_VERSION <= 5
1656 if (X >= mImage->GetVTKImages()[mCurrentTSlice]->GetWholeExtent()[0]-0.5 &&
1657 X <= mImage->GetVTKImages()[mCurrentTSlice]->GetWholeExtent()[1]+0.5 &&
1658 Y >= mImage->GetVTKImages()[mCurrentTSlice]->GetWholeExtent()[2]-0.5 &&
1659 Y <= mImage->GetVTKImages()[mCurrentTSlice]->GetWholeExtent()[3]+0.5 &&
1660 Z >= mImage->GetVTKImages()[mCurrentTSlice]->GetWholeExtent()[4]-0.5 &&
1661 Z <= mImage->GetVTKImages()[mCurrentTSlice]->GetWholeExtent()[5]+0.5) {
1665 double value = this->GetScalarComponentAsDouble(mImage->GetVTKImages()[mCurrentTSlice], X, Y, Z, ix, iy, iz);
1667 if(ImageActor->GetVisibility())
1668 worldPos << "data value : " << value << std::endl;
1670 worldPos << "mm : " << lrint(mCurrentBeforeSlicingTransform[0]) << ' '
1671 << lrint(mCurrentBeforeSlicingTransform[1]) << ' '
1672 << lrint(mCurrentBeforeSlicingTransform[2]) << ' '
1675 worldPos << "pixel : " << ix << ' '
1682 if (X >= mImage->GetVTKImages()[mCurrentTSlice]->GetInformation()->Get(vtkDataObject::DATA_EXTENT())[0]-0.5 &&
1683 X <= mImage->GetVTKImages()[mCurrentTSlice]->GetInformation()->Get(vtkDataObject::DATA_EXTENT())[1]+0.5 &&
1684 Y >= mImage->GetVTKImages()[mCurrentTSlice]->GetInformation()->Get(vtkDataObject::DATA_EXTENT())[2]-0.5 &&
1685 Y <= mImage->GetVTKImages()[mCurrentTSlice]->GetInformation()->Get(vtkDataObject::DATA_EXTENT())[3]+0.5 &&
1686 Z >= mImage->GetVTKImages()[mCurrentTSlice]->GetInformation()->Get(vtkDataObject::DATA_EXTENT())[4]-0.5 &&
1687 Z <= mImage->GetVTKImages()[mCurrentTSlice]->GetInformation()->Get(vtkDataObject::DATA_EXTENT())[5]+0.5) {
1690 double value = this->GetScalarComponentAsDouble(mImage->GetVTKImages()[mCurrentTSlice], X, Y, Z, ix, iy, iz);
1692 if(ImageActor->GetVisibility())
1693 worldPos << "data value : " << value << std::endl;
1695 worldPos << "mm : " << lrint(mCurrentBeforeSlicingTransform[0]) << ' '
1696 << lrint(mCurrentBeforeSlicingTransform[1]) << ' '
1697 << lrint(mCurrentBeforeSlicingTransform[2]) << ' '
1700 worldPos << "pixel : " << ix << ' '
1708 ca->SetText(1,worldPos.str().c_str());
1710 std::stringstream slicePos;
1711 slicePos << "Slice: " << this->GetSlice();
1712 ca->SetText(2, slicePos.str().c_str());
1715 if (pdmA->GetVisibility()) {
1716 double x = mCursor[0];
1717 double y = mCursor[1];
1718 double z = mCursor[2];
1719 double xCursor = (x - this->GetInput()->GetOrigin()[0])/this->GetInput()->GetSpacing()[0];
1720 double yCursor = (y - this->GetInput()->GetOrigin()[1])/this->GetInput()->GetSpacing()[1];
1721 double zCursor = (z - this->GetInput()->GetOrigin()[2])/this->GetInput()->GetSpacing()[2];
1722 #if VTK_MAJOR_VERSION <= 5
1723 if (xCursor >= this->GetImageActor()->GetDisplayExtent()[0]-0.5 &&
1724 xCursor < this->GetImageActor()->GetDisplayExtent()[1]+0.5 &&
1725 yCursor >= this->GetImageActor()->GetDisplayExtent()[2]-0.5 &&
1726 yCursor < this->GetImageActor()->GetDisplayExtent()[3]+0.5 &&
1727 zCursor >= this->GetImageActor()->GetDisplayExtent()[4]-0.5 &&
1728 zCursor < this->GetImageActor()->GetDisplayExtent()[5]+0.5 ) {
1729 vtkRenderer * renderer = this->Renderer;
1731 renderer->WorldToView(x,y,z);
1732 renderer->ViewToNormalizedViewport(x,y,z);
1733 renderer->NormalizedViewportToViewport(x,y);
1734 renderer->ViewportToNormalizedDisplay(x,y);
1735 renderer->NormalizedDisplayToDisplay(x,y);
1736 crossCursor->SetFocalPoint(x,y,z);
1738 crossCursor->SetFocalPoint(-1,-1,z);
1739 crossCursor->Update();
1742 vtkSmartPointer<vtkOpenGLImageSliceMapper> mapperOpenGL= vtkSmartPointer<vtkOpenGLImageSliceMapper>::New();
1744 mapperOpenGL = dynamic_cast<vtkOpenGLImageSliceMapper*>(GetImageActor()->GetMapper());
1745 } catch (const std::bad_cast& e) {
1746 std::cerr << e.what() << std::endl;
1747 std::cerr << "Conversion error" << std::endl;
1751 if (xCursor >= mapperOpenGL->GetCroppingRegion()[0]-0.5 &&
1752 xCursor < mapperOpenGL->GetCroppingRegion()[1]+0.5 &&
1753 yCursor >= mapperOpenGL->GetCroppingRegion()[2]-0.5 &&
1754 yCursor < mapperOpenGL->GetCroppingRegion()[3]+0.5 &&
1755 zCursor >= mapperOpenGL->GetCroppingRegion()[4]-0.5 &&
1756 zCursor < mapperOpenGL->GetCroppingRegion()[5]+0.5 ) {
1757 vtkRenderer * renderer = this->Renderer;
1759 renderer->WorldToView(x,y,z);
1760 renderer->ViewToNormalizedViewport(x,y,z);
1761 renderer->NormalizedViewportToViewport(x,y);
1762 renderer->ViewportToNormalizedDisplay(x,y);
1763 renderer->NormalizedDisplayToDisplay(x,y);
1764 crossCursor->SetFocalPoint(x,y,z);
1766 crossCursor->SetFocalPoint(-1,-1,z);
1767 crossCursor->Update();
1771 if (mOverlay && mOverlayActor->GetVisibility()) {
1772 if(mLinkOverlayWindowLevel) {
1773 mOverlayMapper->SetWindow(this->GetColorWindow());
1774 mOverlayMapper->SetLevel(this->GetColorLevel());
1776 #if VTK_MAJOR_VERSION <= 5
1777 mOverlayMapper->GetOutput()->SetUpdateExtent(mOverlayActor->GetDisplayExtent());
1779 mOverlayMapper->SetUpdateExtent(mOverlayActor->GetDisplayExtent());
1781 mOverlayMapper->Update();
1783 if (mFusion && mFusionActor->GetVisibility()) {
1784 #if VTK_MAJOR_VERSION <= 5
1785 mFusionMapper->GetOutput()->SetUpdateExtent(mFusionActor->GetDisplayExtent());
1787 mFusionMapper->SetUpdateExtent(mFusionActor->GetDisplayExtent());
1789 mFusionMapper->Update();
1796 this->GetRenderWindow()->Render();
1798 //----------------------------------------------------------------------------
1801 //----------------------------------------------------------------------------
1802 void vvSlicer::UpdateCursorPosition()
1804 pdmA->SetVisibility(true);
1805 mCursor[0] = mCurrent[0];
1806 mCursor[1] = mCurrent[1];
1807 mCursor[2] = mCurrent[2];
1808 mCursor[3] = mCurrentTSlice;
1810 //----------------------------------------------------------------------------
1813 //----------------------------------------------------------------------------
1814 void vvSlicer::RemoveLandmarks()
1816 vtkPolyData *pd = static_cast<vtkPolyData*>(mLandmarks->GetOutput());
1817 if (pd->GetPoints()) {
1819 //First remove all captions:
1820 for(unsigned int i=0;i<mLandLabelActors.size();i++) {
1821 this->Renderer->RemoveActor2D(mLandLabelActors[i]);
1822 //allActors2D->Remove (mLandLabelActors[i]);
1824 mLandLabelActors.clear();
1827 //----------------------------------------------------------------------------
1830 //----------------------------------------------------------------------------
1831 void vvSlicer::DisplayLandmarks()
1835 for(unsigned int i=0; i<6; i++)
1836 bounds[i] = ImageActor->GetBounds()[i];
1837 bounds[ this->SliceOrientation*2 ] = ImageActor->GetBounds()[ this->SliceOrientation*2 ]-fabs(this->GetInput()->GetSpacing()[this->SliceOrientation]);
1838 bounds[ this->SliceOrientation*2+1 ] = ImageActor->GetBounds()[ this->SliceOrientation*2+1 ]+fabs(this->GetInput()->GetSpacing()[this->SliceOrientation]);
1839 mClipBox->SetBounds(bounds);
1842 vtkPolyData *pd = static_cast<vtkPolyData*>(mLandmarks->GetOutput());
1843 if (pd->GetPoints()) {
1844 this->GetRenderer()->AddActor(mLandActor);
1845 //mLandGlyph->SetRange(0,1);
1846 //mLandGlyph->Modified();
1847 //mLandGlyph->Update();
1848 mClipBox->Modified();
1849 mLandClipper->Update();
1850 mLandMapper->Update();
1851 //Next add the captions to the displayed points
1852 for (vtkIdType id=0; id<mLandClipper->GetOutput()->GetNumberOfPoints(); id++) {
1853 double *position = mLandClipper->GetOutput()->GetPoint(id);
1854 vtkStdString label = static_cast<vtkStringArray*>(mLandClipper->GetOutput()->GetPointData()->GetAbstractArray("labels"))->GetValue(id);
1855 vtkSmartPointer<vtkCaptionActor2D> label_actor = vtkSmartPointer<vtkCaptionActor2D>::New();
1856 label_actor->SetCaption(label);
1857 label_actor->SetAttachmentPoint(position);
1858 label_actor->GetCaptionTextProperty()->SetColor(1,0,0);
1859 label_actor->GetCaptionTextProperty()->SetOrientation(33.333333);
1860 label_actor->GetCaptionTextProperty()->SetFontFamilyToTimes();
1861 label_actor->GetCaptionTextProperty()->SetBold(0);
1862 label_actor->GetCaptionTextProperty()->SetFontSize(6);
1863 label_actor->BorderOff();
1864 label_actor->LeaderOff();
1865 label_actor->ThreeDimensionalLeaderOff();
1866 mLandLabelActors.push_back(label_actor);
1867 this->Renderer->AddActor2D(mLandLabelActors[id]);
1872 //----------------------------------------------------------------------------
1875 //----------------------------------------------------------------------------
1876 void vvSlicer::SetSlice(int slice)
1878 int *range = this->GetSliceRange();
1880 if (slice < range[0]) {
1882 } else if (slice > range[1]) {
1887 if (this->Slice == slice) {
1891 this->Slice = slice;
1894 this->UpdateDisplayExtent();
1896 // Seems to work without this line
1899 //----------------------------------------------------------------------------
1901 //----------------------------------------------------------------------------
1902 int vvSlicer::GetTMax()
1904 int tmax = (int)mImage->GetVTKImages().size() - 1;
1906 tmax = std::max(tmax, (int)mOverlay->GetVTKImages().size()-1);
1909 //----------------------------------------------------------------------------
1911 //----------------------------------------------------------------------------
1912 void vvSlicer::SetContourSlice()
1914 if (mSurfaceCutActors.size() > 0)
1915 for (std::vector<vvMeshActor*>::iterator i=mSurfaceCutActors.begin();
1916 i!=mSurfaceCutActors.end(); i++) {
1918 (*i)->SetSlicingOrientation(this->SliceOrientation);
1919 (*i)->SetCutSlice((this->Slice)*this->GetImage()->GetSpacing()[this->SliceOrientation]+
1920 this->GetImage()->GetOrigin()[this->SliceOrientation]);
1923 //----------------------------------------------------------------------------
1926 //----------------------------------------------------------------------------
1927 void vvSlicer::ForceUpdateDisplayExtent()
1929 this->UpdateDisplayExtent();
1931 //----------------------------------------------------------------------------
1934 //----------------------------------------------------------------------------
1935 int* vvSlicer::GetDisplayExtent()
1937 return this->GetImageActor()->GetDisplayExtent();
1939 //----------------------------------------------------------------------------
1942 //----------------------------------------------------------------------------
1943 void vvSlicer::PrintSelf(ostream& os, vtkIndent indent)
1945 this->Superclass::PrintSelf(os, indent);
1947 //----------------------------------------------------------------------------
1950 //----------------------------------------------------------------------------
1951 void vvSlicer::SetVFColor(double r, double g, double b)
1953 double mVFColorHSV[3];
1958 vtkMath::RGBToHSV(mVFColor, mVFColorHSV);
1959 mVFColorLUT->SetHueRange(mVFColorHSV[0], mVFColorHSV[0]);
1960 mVFColorLUT->SetSaturationRange(mVFColorHSV[1],mVFColorHSV[1]);
1961 mVFColorLUT->SetValueRange(mVFColorHSV[2], mVFColorHSV[2]);
1965 //----------------------------------------------------------------------------
1968 //----------------------------------------------------------------------------
1969 void vvSlicer::SetRegisterExtent(int ext[6])
1971 copyExtent(ext, mRegisterExtent);
1973 //----------------------------------------------------------------------------
1976 //----------------------------------------------------------------------------
1977 void vvSlicer::GetRegisterExtent(int ext[6])
1979 copyExtent(mRegisterExtent, ext);
1981 //----------------------------------------------------------------------------