/*=========================================================================
Program: vv
Module: $RCSfile: vvSlicer.cxx,v $
Language: C++
Date: $Date: 2010/01/06 13:31:58 $
Version: $Revision: 1.1 $
Author : Pierre Seroul (pierre.seroul@gmail.com)
Copyright (C) 2008
Léon Bérard cancer center http://oncora1.lyon.fnclcc.fr
CREATIS-LRMN http://www.creatis.insa-lyon.fr
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, version 3 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see .
=========================================================================*/
#include "vvSlicer.h"
#include "vvImage.h"
#include "vvImage.h"
#include "vvSlicerManagerCommand.h"
#include "vvGlyphSource.h"
#include "vvGlyph2D.h"
#include "vvImageMapToWLColors.h"
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vtkCxxRevisionMacro(vvSlicer, "$Revision: 1.1 $");
vtkStandardNewMacro(vvSlicer);
vvSlicer::vvSlicer()
{
mImage = NULL;
mCurrentTSlice = 0;
mCurrent[0] = -VTK_DOUBLE_MAX;
mCurrent[1] = -VTK_DOUBLE_MAX;
mCurrent[2] = -VTK_DOUBLE_MAX;
mCursor[0] = -VTK_DOUBLE_MAX;
mCursor[1] = -VTK_DOUBLE_MAX;
mCursor[2] = -VTK_DOUBLE_MAX;
mCursor[3] = -VTK_DOUBLE_MAX;
mSubSampling = 5;
mScale = 1;
mVFLog = 0;
std::string text = "F1 = sagital; F2 = coronal; F3 = axial\n";
text += "F5 = horizontal flip; F6 = vertical flip\n\n";
text += "0,1,2,3,4,5 : preset windowing\n";
text += "6,7,8,9 : preset colormap\n";
text += "r : reset view\n";
text += "l : reload image\n";
text += "f : fly to mouse position\n";
text += "g : go to cross hair position\n\n";
text += "Up,down : change slice\n";
text += "Left,right : change tenporal slice\n\n";
text += "Scrollbar (or w/x) : zoom in/out\n";
text += "left button : synchronize all views\n";
text += "middle button : grab image\n";
text += "right button : change windowing\n";
crossCursor = vtkCursor2D::New();
crossCursor->AllOff();
crossCursor->AxesOn();
crossCursor->SetTranslationMode(1);
crossCursor->SetRadius(2);
pdm = vtkPolyDataMapper2D::New();
pdm->SetInput(crossCursor->GetOutput());
pdmA = vtkActor2D::New();
pdmA->SetMapper(pdm);
pdmA->GetProperty()->SetColor(255,10,212);
pdmA->SetVisibility(0);
pdmA->SetPickable(0);
ca = vtkCornerAnnotation::New();
ca->GetTextProperty()->SetColor(255,10,212);
ca->SetVisibility(1);
mFileName = "";
mVF = NULL;
mOverlay = NULL;
mFusion = NULL;
mLandmarks = NULL;
legend = vtkSmartPointer::New();
//legend->SetTitle("test!");
legend->SetPosition(0.82,0.18);
legend->SetWidth(0.1);
legend->SetVisibility(0);
legend->SetLabelFormat("%.1f");
this->GetRenderer()->AddActor(legend);
this->WindowLevel->Delete();
this->WindowLevel = vvImageMapToWLColors::New();
this->InstallPipeline();
}
vtkImageMapToWindowLevelColors* vvSlicer::GetOverlayMapper() {
return mOverlayMapper.GetPointer();
}
vtkImageActor* vvSlicer::GetOverlayActor() {
return mOverlayActor.GetPointer();
}
vtkImageMapToWindowLevelColors* vvSlicer::GetFusionMapper() {
return mFusionMapper.GetPointer();
}
vtkImageActor* vvSlicer::GetFusionActor() {
return mFusionActor.GetPointer();
}
vtkActor* vvSlicer::GetVFActor() {
return mVFActor.GetPointer();
}
vtkCornerAnnotation* vvSlicer::GetAnnotation() {
return ca.GetPointer();
}
void vvSlicer::AddContour(vvMesh::Pointer contour,bool propagate)
{
mSurfaceCutActors.push_back(new vvMeshActor());
if (propagate)
mSurfaceCutActors.back()->Init(contour,mCurrentTSlice,mVF);
else
mSurfaceCutActors.back()->Init(contour,mCurrentTSlice);
mSurfaceCutActors.back()->SetSlicingOrientation(SliceOrientation);
this->GetRenderer()->AddActor(mSurfaceCutActors.back()->GetActor());
SetContourSlice();
}
void vvSlicer::ToggleContourSuperposition()
{
for (std::vector::iterator i=mSurfaceCutActors.begin();
i!=mSurfaceCutActors.end();i++)
(*i)->ToggleSuperposition();
}
void vvSlicer::SetCursorColor(int r,int g, int b)
{
pdmA->GetProperty()->SetColor(r,g,b);
}
void vvSlicer::SetCursorVisibility(bool s)
{
pdmA->SetVisibility(s);
}
bool vvSlicer::GetCursorVisibility()
{
return pdmA->GetVisibility();
}
vvSlicer::~vvSlicer()
{
for (std::vector::iterator i=mSurfaceCutActors.begin();
i!=mSurfaceCutActors.end();i++)
delete (*i);
}
void vvSlicer::SetCurrentPosition(double x, double y, double z, int t)
{
mCurrent[0] = x;
mCurrent[1] = y;
mCurrent[2] = z;
mCurrentTSlice = t;
}
void vvSlicer::SetImage(vvImage::Pointer image)
{
if (image->GetVTKImages().size())
{
mImage = image;
this->Superclass::SetInput(image->GetVTKImages()[0]);
this->UpdateDisplayExtent();
mCurrentTSlice = 0;
ca->SetText(0,mFileName.c_str());
}
}
void vvSlicer::SetOverlay(vvImage::Pointer overlay)
{
if (overlay->GetVTKImages().size())
{
mOverlay = overlay;
if (!mOverlayMapper)
mOverlayMapper = vtkImageMapToWindowLevelColors::New();
mOverlayMapper->SetInput(overlay->GetVTKImages()[0]);
if (!mOverlayActor)
mOverlayActor = vtkImageActor::New();
mOverlayActor->SetInput(mOverlayMapper->GetOutput());
mOverlayActor->SetPickable(0);
mOverlayActor->SetVisibility(false);
mOverlayActor->SetOpacity(0.5);
this->UpdateDisplayExtent();
//stupid but necessary : the Overlay need to be render before fusion
if (mFusionActor)
{
this->GetRenderer()->RemoveActor(mFusionActor);
this->GetRenderer()->AddActor(mOverlayActor);
this->GetRenderer()->AddActor(mFusionActor);
}
else
this->GetRenderer()->AddActor(mOverlayActor);
//Synchronize slice
SetTSlice(mCurrentTSlice);
}
}
void vvSlicer::SetFusion(vvImage::Pointer fusion)
{
if (fusion->GetVTKImages().size())
{
mFusion = fusion;
if (!mFusionMapper)
mFusionMapper = vtkImageMapToWindowLevelColors::New();
mFusionMapper->SetInput(fusion->GetVTKImages()[0]);
if (!mFusionActor)
mFusionActor = vtkImageActor::New();
mFusionActor->SetInput(mFusionMapper->GetOutput());
mFusionActor->SetPickable(0);
mFusionActor->SetVisibility(false);
mFusionActor->SetOpacity(0.7);
this->UpdateDisplayExtent();
this->GetRenderer()->AddActor(mFusionActor);
//Synchronize slice
SetTSlice(mCurrentTSlice);
}
}
void vvSlicer::SetActorVisibility(const std::string& actor_type, int overlay_index ,bool vis)
{
if (actor_type == "vector")
{
this->mVFActor->SetVisibility(vis);
}
if (actor_type == "overlay")
{
this->mOverlayActor->SetVisibility(vis);
}
if (actor_type == "fusion")
{
this->mFusionActor->SetVisibility(vis);
}
if (actor_type == "contour")
this->mSurfaceCutActors[overlay_index]->GetActor()->SetVisibility(vis);
UpdateDisplayExtent();
}
void vvSlicer::SetVF(vvImage::Pointer vf)
{
if (vf->GetVTKImages().size())
{
mVF = vf;
if (!mAAFilter)
{
mAAFilter=vtkAssignAttribute::New();
mVOIFilter = vtkExtractVOI::New();
mVOIFilter->SetSampleRate(mSubSampling,mSubSampling,mSubSampling);
}
mVOIFilter->SetInput(vf->GetVTKImages()[0]);
mAAFilter->SetInput(mVOIFilter->GetOutput());
///This tells VTK to use the scalar (pixel) data of the image to draw the little arrows
mAAFilter->Assign(vtkDataSetAttributes::SCALARS, vtkDataSetAttributes::VECTORS, vtkAssignAttribute::POINT_DATA);
if (!mArrow)
mArrow = vvGlyphSource::New();
mArrow->SetGlyphTypeToSpecificArrow();
mArrow->SetScale(mScale);
mArrow->FilledOff();
// Glyph the gradient vector (with arrows)
if (!mGlyphFilter)
mGlyphFilter = vvGlyph2D::New();
mGlyphFilter->SetInput(mAAFilter->GetOutput());
mGlyphFilter->SetSource(mArrow->GetOutput());
mGlyphFilter->ScalingOn();
mGlyphFilter->SetScaleModeToScaleByVector();
mGlyphFilter->OrientOn();
mGlyphFilter->SetVectorModeToUseVector();
mGlyphFilter->SetColorModeToColorByVector();
if (!mVFMapper)
mVFMapper = vtkPolyDataMapper::New();
//mVFMapper->SetInputConnection(mGlyphFilter->GetOutputPort());
mVFMapper->SetInput(mGlyphFilter->GetOutput());
mVFMapper->ImmediateModeRenderingOn();
if (!mVFActor)
mVFActor = vtkActor::New();
mVFActor->SetMapper(mVFMapper);
mVFActor->SetPickable(0);
this->UpdateDisplayExtent();
this->GetRenderer()->AddActor(mVFActor);
//Synchronize slice
SetTSlice(mCurrentTSlice);
}
}
void vvSlicer::SetLandmarks(vvLandmarks* landmarks)
{
mLandmarks = landmarks;
if (landmarks)
{
if (!mCross)
mCross = vtkCursor3D::New();
mCross->SetFocalPoint(0.0,0.0,0.0);
mCross->SetModelBounds(-10,10,-10,10,-10,10);
mCross->AllOff();
mCross->AxesOn();
if (!mLandGlyph)
mLandGlyph = vtkGlyph3D::New();
mLandGlyph->SetSource(mCross->GetOutput());
mLandGlyph->SetInput(landmarks->GetOutput());
//mLandGlyph->SetIndexModeToScalar();
mLandGlyph->SetRange(0,1);
mLandGlyph->ScalingOff();
mLandGlyph->SetColorModeToColorByScalar();
if (!mClipBox)
mClipBox = vtkBox::New();
if (!mLandClipper)
mLandClipper = vtkClipPolyData::New();
mLandClipper->InsideOutOn();
mLandClipper->SetInput(mLandGlyph->GetOutput());
mLandClipper->SetClipFunction(mClipBox);
if (!mLandMapper)
mLandMapper = vtkPolyDataMapper::New();
mLandMapper->SetInputConnection(mLandClipper->GetOutputPort());
//mLandMapper->ScalarVisibilityOff();
if (!mLandActor)
mLandActor = vtkActor::New();
mLandActor->SetMapper(mLandMapper);
mLandActor->GetProperty()->SetColor(255,10,212);
mLandActor->SetPickable(0);
mLandActor->SetVisibility(true);
this->UpdateDisplayExtent();
this->GetRenderer()->AddActor(mLandActor);
}
}
void vvSlicer::RemoveActor(const std::string& actor_type, int overlay_index)
{
if (actor_type == "vector")
{
mGlyphFilter=NULL;
mVF = NULL;
mArrow = NULL;
mAAFilter=NULL;
mVOIFilter = NULL;
mVFMapper = NULL;
mVFActor = NULL;
}
if (actor_type == "overlay")
{
Renderer->RemoveActor(mOverlayActor);
mOverlay = NULL;
mOverlayActor = NULL;
mOverlayMapper = NULL;
}
if (actor_type == "fusion")
{
Renderer->RemoveActor(mFusionActor);
mFusion = NULL;
mFusionActor = NULL;
mFusionMapper = NULL;
}
if (actor_type == "contour")
{
Renderer->RemoveActor(this->mSurfaceCutActors[overlay_index]->GetActor());
mSurfaceCutActors.erase(mSurfaceCutActors.begin()+overlay_index);
}
}
void vvSlicer::SetVFSubSampling(int sub)
{
if (mVOIFilter)
{
mVOIFilter->SetSampleRate(mSubSampling,mSubSampling,mSubSampling);
mSubSampling = sub;
}
UpdateDisplayExtent();
Render();
}
void vvSlicer::SetVFScale(int scale)
{
mScale = scale;
if (mArrow)
mArrow->SetScale(mScale);
UpdateDisplayExtent();
Render();
}
void vvSlicer::SetVFLog(int log)
{
mVFLog = log;
if (mGlyphFilter)
{
mGlyphFilter->SetUseLog(mVFLog);
mGlyphFilter->Modified();
}
UpdateDisplayExtent();
Render();
}
void vvSlicer::SetTSlice(int t)
{
if (t < 0)
t = 0;
else if ((unsigned int)t >= mImage->GetVTKImages().size())
t = mImage->GetVTKImages().size() -1;
mCurrentTSlice = t;
this->SetInput(mImage->GetVTKImages()[t]);
if (mVF && mVFActor->GetVisibility())
{
if (mVF->GetVTKImages().size() == 1)
{
mVOIFilter->SetInput(mVF->GetVTKImages()[0]);
}
else if (mVF->GetVTKImages().size() <= (unsigned int)mCurrentTSlice)
{
Renderer->RemoveActor(mVFActor);
}
else
{
if (!Renderer->HasViewProp(mVFActor))
{
Renderer->AddActor(mVFActor);
}
mVOIFilter->SetInput(mVF->GetVTKImages()[mCurrentTSlice]);
}
}
if (mOverlay && mOverlayActor->GetVisibility())
{
if (mOverlay->GetVTKImages().size() == 1)
{
mOverlayMapper->SetInput(mOverlay->GetVTKImages()[0]);
}
else if (mOverlay->GetVTKImages().size() <= (unsigned int)mCurrentTSlice)
{
Renderer->RemoveActor(mOverlayActor);
}
else
{
if (!Renderer->HasViewProp(mOverlayActor))
{
Renderer->AddActor(mOverlayActor);
}
mOverlayMapper->SetInput(mOverlay->GetVTKImages()[mCurrentTSlice]);
}
}
if (mFusion && mFusionActor->GetVisibility())
{
if (mFusion->GetVTKImages().size() == 1)
{
mFusionMapper->SetInput(mFusion->GetVTKImages()[0]);
}
else if (mFusion->GetVTKImages().size() <= (unsigned int)mCurrentTSlice)
{
Renderer->RemoveActor(mFusionActor);
}
else
{
if (!Renderer->HasViewProp(mFusionActor))
{
Renderer->AddActor(mFusionActor);
}
mFusionMapper->SetInput(mFusion->GetVTKImages()[mCurrentTSlice]);
}
}
if (mSurfaceCutActors.size() > 0)
for (std::vector::iterator i=mSurfaceCutActors.begin();
i!=mSurfaceCutActors.end();i++)
(*i)->SetTimeSlice(mCurrentTSlice);
UpdateDisplayExtent();
}
int vvSlicer::GetTSlice()
{
return mCurrentTSlice;
}
void vvSlicer::SetSliceOrientation(int orientation)
{
//if 2D image, force to watch in Axial View
int extent[6];
this->GetInput()->GetWholeExtent(extent);
if (extent[5]-extent[4] <= 2)
orientation=2;
if (orientation < vtkImageViewer2::SLICE_ORIENTATION_YZ ||
orientation > vtkImageViewer2::SLICE_ORIENTATION_XY)
{
vtkErrorMacro("Error - invalid slice orientation " << orientation);
return;
}
this->SliceOrientation = orientation;
// Update the viewer
int *range = this->GetSliceRange();
if (range)
this->Slice = static_cast((range[0] + range[1]) * 0.5);
this->UpdateOrientation();
this->UpdateDisplayExtent();
if (this->Renderer && this->GetInput())
{
double scale = this->Renderer->GetActiveCamera()->GetParallelScale();
this->Renderer->ResetCamera();
this->Renderer->GetActiveCamera()->SetParallelScale(scale);
}
SetContourSlice();
}
//----------------------------------------------------------------------------
void vvSlicer::UpdateDisplayExtent()
{
vtkImageData *input = this->GetInput();
if (!input || !this->ImageActor)
{
return;
}
input->UpdateInformation();
int *w_ext = input->GetWholeExtent();
switch (this->SliceOrientation)
{
case vtkImageViewer2::SLICE_ORIENTATION_XY:
this->ImageActor->SetDisplayExtent(
w_ext[0], w_ext[1], w_ext[2], w_ext[3], this->Slice, this->Slice);
if (mVF && mVFActor->GetVisibility())
{
int vfExtent[6];
ComputeVFDisplayedExtent(w_ext[0], w_ext[1], w_ext[2], w_ext[3], this->Slice, this->Slice,vfExtent);
mVOIFilter->SetVOI(vfExtent);
mGlyphFilter->SetOrientation(1,1,0);
mVFMapper->Update();
// put the vector field between the image and the camera
if (Renderer->GetActiveCamera()->GetPosition()[2] > this->Slice)
mVFActor->SetPosition(0,0,ImageActor->GetBounds()[5]+2);
else
mVFActor->SetPosition(0,0,ImageActor->GetBounds()[4]-2);
}
if (mOverlay && mOverlayActor->GetVisibility())
{
int overExtent[6];
ComputeOverlayDisplayedExtent(w_ext[0], w_ext[1], w_ext[2], w_ext[3], this->Slice, this->Slice,overExtent);
mOverlayActor->SetDisplayExtent(overExtent);
if (Renderer->GetActiveCamera()->GetPosition()[2] > this->Slice)
mOverlayActor->SetPosition(0,0,1);
else
mOverlayActor->SetPosition(0,0,-1);
}
if (mFusion && mFusionActor->GetVisibility())
{
int fusExtent[6];
ComputeFusionDisplayedExtent(w_ext[0], w_ext[1], w_ext[2], w_ext[3], this->Slice, this->Slice,fusExtent);
mFusionActor->SetDisplayExtent(fusExtent);
if (Renderer->GetActiveCamera()->GetPosition()[2] > this->Slice)
mFusionActor->SetPosition(0,0,1.5);
else
mFusionActor->SetPosition(0,0,-1.5);
}
if (mLandActor)
{
if (mClipBox)
{
double bounds [6];
bounds[0] = ImageActor->GetBounds()[0];
bounds[1] = ImageActor->GetBounds()[1];
bounds[2] = ImageActor->GetBounds()[2];
bounds[3] = ImageActor->GetBounds()[3];
bounds[4] = ImageActor->GetBounds()[4]-(0.9/this->GetInput()->GetSpacing()[2]);
bounds[5] = ImageActor->GetBounds()[5]+(0.9/this->GetInput()->GetSpacing()[2]);
mClipBox->SetBounds(bounds);
UpdateLandmarks();
}
if (Renderer->GetActiveCamera()->GetPosition()[2] > this->Slice)
mLandActor->SetPosition(0,0,1.5);
else
mLandActor->SetPosition(0,0,-1.5);
}
break;
case vtkImageViewer2::SLICE_ORIENTATION_XZ:
this->ImageActor->SetDisplayExtent(
w_ext[0], w_ext[1], this->Slice, this->Slice, w_ext[4], w_ext[5]);
if (mVF && mVFActor->GetVisibility())
{
int vfExtent[6];
ComputeVFDisplayedExtent(w_ext[0], w_ext[1], this->Slice, this->Slice, w_ext[4], w_ext[5],vfExtent);
mVOIFilter->SetVOI(vfExtent);
mGlyphFilter->SetOrientation(1,0,1);
mVFMapper->Update();
// put the vector field between the image aSpacingnd the camera
if (Renderer->GetActiveCamera()->GetPosition()[1] > this->Slice)
mVFActor->SetPosition(0,ImageActor->GetBounds()[3]+2,0);
else
mVFActor->SetPosition(0,ImageActor->GetBounds()[2]-2,0);
}
if (mOverlay && mOverlayActor->GetVisibility())
{
int overExtent[6];
ComputeOverlayDisplayedExtent(w_ext[0], w_ext[1], this->Slice, this->Slice, w_ext[4], w_ext[5],overExtent);
mOverlayActor->SetDisplayExtent(overExtent);
if (Renderer->GetActiveCamera()->GetPosition()[1] > this->Slice)
mOverlayActor->SetPosition(0,1,0);
else
mOverlayActor->SetPosition(0,-1,0);
}
if (mFusion && mFusionActor->GetVisibility())
{
int fusExtent[6];
ComputeFusionDisplayedExtent(w_ext[0], w_ext[1], this->Slice, this->Slice, w_ext[4], w_ext[5],fusExtent);
mFusionActor->SetDisplayExtent(fusExtent);
if (Renderer->GetActiveCamera()->GetPosition()[1] > this->Slice)
mFusionActor->SetPosition(0,1.5,0);
else
mFusionActor->SetPosition(0,-1.5,0);
}
if (mLandActor)
{
if (mClipBox)
{
double bounds [6];
bounds[0] = ImageActor->GetBounds()[0];
bounds[1] = ImageActor->GetBounds()[1];
bounds[2] = ImageActor->GetBounds()[2]-(0.5/this->GetInput()->GetSpacing()[1]);
bounds[3] = ImageActor->GetBounds()[3]+(0.5/this->GetInput()->GetSpacing()[1]);
bounds[4] = ImageActor->GetBounds()[4];
bounds[5] = ImageActor->GetBounds()[5];
mClipBox->SetBounds(bounds);
UpdateLandmarks();
}
if (Renderer->GetActiveCamera()->GetPosition()[1] > this->Slice)
mLandActor->SetPosition(0,1.5,0);
else
mLandActor->SetPosition(0,-1.5,0);
}
break;
case vtkImageViewer2::SLICE_ORIENTATION_YZ:
this->ImageActor->SetDisplayExtent(
this->Slice, this->Slice, w_ext[2], w_ext[3], w_ext[4], w_ext[5]);
if (mVF && mVFActor->GetVisibility())
{
int vfExtent[6];
ComputeVFDisplayedExtent(this->Slice, this->Slice, w_ext[2], w_ext[3], w_ext[4], w_ext[5],vfExtent);
mVOIFilter->SetVOI(vfExtent);
mGlyphFilter->SetOrientation(0,1,1);
mVFMapper->Update();
// put the vector field between the image and the camera
if (Renderer->GetActiveCamera()->GetPosition()[0] > this->Slice)
mVFActor->SetPosition(ImageActor->GetBounds()[1]+2,0,0);
else
mVFActor->SetPosition(ImageActor->GetBounds()[0]-2,0,0);
}
if (mOverlay && mOverlayActor->GetVisibility())
{
int overExtent[6];
ComputeOverlayDisplayedExtent(this->Slice, this->Slice, w_ext[2], w_ext[3], w_ext[4], w_ext[5],overExtent);
mOverlayActor->SetDisplayExtent(overExtent);
if (Renderer->GetActiveCamera()->GetPosition()[0] > this->Slice)
mOverlayActor->SetPosition(1,0,0);
else
mOverlayActor->SetPosition(-1,0,0);
}
if (mFusion && mFusionActor->GetVisibility())
{
int fusExtent[6];
ComputeFusionDisplayedExtent(this->Slice, this->Slice, w_ext[2], w_ext[3], w_ext[4], w_ext[5],fusExtent);
mFusionActor->SetDisplayExtent(fusExtent);
if (Renderer->GetActiveCamera()->GetPosition()[0] > this->Slice)
mFusionActor->SetPosition(1.5,0,0);
else
mFusionActor->SetPosition(-1.5,0,0);
}
if (mLandActor)
{
if (mClipBox)
{
double bounds [6];
bounds[0] = ImageActor->GetBounds()[0]-(0.5/this->GetInput()->GetSpacing()[0]);
bounds[1] = ImageActor->GetBounds()[1]+(0.5/this->GetInput()->GetSpacing()[0]);
bounds[2] = ImageActor->GetBounds()[2];
bounds[3] = ImageActor->GetBounds()[3];
bounds[4] = ImageActor->GetBounds()[4];
bounds[5] = ImageActor->GetBounds()[5];
mClipBox->SetBounds(bounds);
UpdateLandmarks();
}
if (Renderer->GetActiveCamera()->GetPosition()[0] > this->Slice)
mLandActor->SetPosition(1.5,0,0);
else
mLandActor->SetPosition(-1.5,0,0);
}
break;
}
// Figure out the correct clipping range
if (this->Renderer)
{
if (this->InteractorStyle &&
this->InteractorStyle->GetAutoAdjustCameraClippingRange())
{
this->Renderer->ResetCameraClippingRange();
}
else
{
vtkCamera *cam = this->Renderer->GetActiveCamera();
if (cam)
{
double bounds[6];
this->ImageActor->GetBounds(bounds);
double spos = (double)bounds[this->SliceOrientation * 2];
double cpos = (double)cam->GetPosition()[this->SliceOrientation];
double range = fabs(spos - cpos);
double *spacing = input->GetSpacing();
double avg_spacing =
((double)spacing[0] + (double)spacing[1] + (double)spacing[2]) / 3.0;
cam->SetClippingRange(
range - avg_spacing * 3.0, range + avg_spacing * 3.0);
}
}
}
}
void vvSlicer::ComputeVFDisplayedExtent(int x1,int x2,int y1,int y2,int z1,int z2,int vfExtent[6])
{
vtkImageData* image=this->GetInput();
vfExtent[0] = (( image->GetOrigin()[0] + x1*image->GetSpacing()[0] ) - mVF->GetOrigin()[0]) /
mVF->GetSpacing()[0];
vfExtent[1] = (( image->GetOrigin()[0] + x2*image->GetSpacing()[0] ) - mVF->GetOrigin()[0]) /
mVF->GetSpacing()[0];
vfExtent[2] = (( image->GetOrigin()[1] + y1*image->GetSpacing()[1] ) - mVF->GetOrigin()[1]) /
mVF->GetSpacing()[1];
vfExtent[3] = (( image->GetOrigin()[1] + y2*image->GetSpacing()[1] ) - mVF->GetOrigin()[1]) /
mVF->GetSpacing()[1];
vfExtent[4] = (( image->GetOrigin()[2] + z1*image->GetSpacing()[2] ) - mVF->GetOrigin()[2]) /
mVF->GetSpacing()[2];
vfExtent[5] = (( image->GetOrigin()[2] + z2*image->GetSpacing()[2] ) - mVF->GetOrigin()[2]) /
mVF->GetSpacing()[2];
ClipDisplayedExtent(vfExtent,mVOIFilter->GetInput()->GetWholeExtent());
}
void vvSlicer::ComputeOverlayDisplayedExtent(int x1,int x2,int y1,int y2,int z1,int z2,int overExtent[6])
{
vtkImageData* image=this->GetInput();
overExtent[0] = (( image->GetOrigin()[0] + x1*image->GetSpacing()[0] ) - mOverlay->GetOrigin()[0]) /
mOverlay->GetSpacing()[0];
overExtent[1] = (( image->GetOrigin()[0] + x2*image->GetSpacing()[0] ) - mOverlay->GetOrigin()[0]) /
mOverlay->GetSpacing()[0];
overExtent[2] = (( image->GetOrigin()[1] + y1*image->GetSpacing()[1] ) - mOverlay->GetOrigin()[1]) /
mOverlay->GetSpacing()[1];
overExtent[3] = (( image->GetOrigin()[1] + y2*image->GetSpacing()[1] ) - mOverlay->GetOrigin()[1]) /
mOverlay->GetSpacing()[1];
overExtent[4] = (( image->GetOrigin()[2] + z1*image->GetSpacing()[2] ) - mOverlay->GetOrigin()[2]) /
mOverlay->GetSpacing()[2];
overExtent[5] = (( image->GetOrigin()[2] + z2*image->GetSpacing()[2] ) - mOverlay->GetOrigin()[2]) /
mOverlay->GetSpacing()[2];
ClipDisplayedExtent(overExtent, mOverlayMapper->GetInput()->GetWholeExtent());
}
void vvSlicer::ComputeFusionDisplayedExtent(int x1,int x2,int y1,int y2,int z1,int z2,int fusExtent[6])
{
vtkImageData* image=this->GetInput();
fusExtent[0] = (( image->GetOrigin()[0] + x1*image->GetSpacing()[0] ) - mFusion->GetOrigin()[0]) /
mFusion->GetSpacing()[0];
fusExtent[1] = (( image->GetOrigin()[0] + x2*image->GetSpacing()[0] ) - mFusion->GetOrigin()[0]) /
mFusion->GetSpacing()[0];
fusExtent[2] = (( image->GetOrigin()[1] + y1*image->GetSpacing()[1] ) - mFusion->GetOrigin()[1]) /
mFusion->GetSpacing()[1];
fusExtent[3] = (( image->GetOrigin()[1] + y2*image->GetSpacing()[1] ) - mFusion->GetOrigin()[1]) /
mFusion->GetSpacing()[1];
fusExtent[4] = (( image->GetOrigin()[2] + z1*image->GetSpacing()[2] ) - mFusion->GetOrigin()[2]) /
mFusion->GetSpacing()[2];
fusExtent[5] = (( image->GetOrigin()[2] + z2*image->GetSpacing()[2] ) - mFusion->GetOrigin()[2]) /
mFusion->GetSpacing()[2];
ClipDisplayedExtent(fusExtent, mFusionMapper->GetInput()->GetWholeExtent());
}
void vvSlicer::ClipDisplayedExtent(int extent[6], int refExtent[6])
{
bool out = false;
int maxBound = 6;
//2D overlay on 3D image specific case
if (refExtent[4] == refExtent[5])
{
maxBound = 4;
extent[4] = refExtent[4];
extent[5] = refExtent[5];
}
for (int i = 0; i < maxBound; i = i+2)
{
//if we are totally outside the image
if ( extent[i] > refExtent[i+1] or extent[i+1] < refExtent[i] )
{
out = true;
break;
}
//crop to the limit of the image
extent[i] = (extent[i] > refExtent[i]) ? extent[i] : refExtent[i];
extent[i] = (extent[i] < refExtent[i+1]) ? extent[i] : refExtent[i+1];
extent[i+1] = (extent[i+1] > refExtent[i]) ? extent[i+1] : refExtent[i];
extent[i+1] = (extent[i+1] < refExtent[i+1]) ? extent[i+1] : refExtent[i+1];
}
if (out)
for (int i = 0; i < maxBound; i = i+2)
{
extent[i] = refExtent[i];
extent[i+1] = refExtent[i];
}
}
void vvSlicer::UpdateOrientation()
{
// Set the camera position
vtkCamera *cam = this->Renderer ? this->Renderer->GetActiveCamera() : NULL;
if (cam)
{
switch (this->SliceOrientation)
{
case vtkImageViewer2::SLICE_ORIENTATION_XY:
cam->SetFocalPoint(0,0,0);
cam->SetPosition(0,0,-1); // -1 if medical ?
cam->SetViewUp(0,-1,0);
break;
case vtkImageViewer2::SLICE_ORIENTATION_XZ:
cam->SetFocalPoint(0,0,0);
cam->SetPosition(0,-1,0); // 1 if medical ?
cam->SetViewUp(0,0,1);
break;
case vtkImageViewer2::SLICE_ORIENTATION_YZ:
cam->SetFocalPoint(0,0,0);
cam->SetPosition(-1,0,0); // -1 if medical ?
cam->SetViewUp(0,0,1);
break;
}
}
}
void vvSlicer::SetOpacity(double s)
{
this->GetImageActor()->SetOpacity(s);
}
void vvSlicer::SetRenderWindow(int orientation, vtkRenderWindow * rw)
{
this->Superclass::SetRenderWindow(rw);
this->SetupInteractor(rw->GetInteractor());
ca->SetImageActor(this->GetImageActor());
ca->SetWindowLevel(this->GetWindowLevel());
ca->SetText(2, "");
ca->SetText(3, "\n");
double bounds[6];
double max = 65000;
bounds[0] = -max;
bounds[1] = max;
bounds[2] = -max;
bounds[3] = max;
bounds[4] = -max;
bounds[5] = max;
crossCursor->SetModelBounds(bounds);
this->GetRenderer()->AddActor(pdmA);
this->GetRenderer()->AddActor(ca);
this->GetRenderer()->ResetCamera();
//this is just a mapping between the labeling of the orientations presented to the user and
//the one used by vtk
SetSliceOrientation(2-(orientation%3));
ResetCamera();
}
void vvSlicer::ResetCamera()
{
if (this->GetInput())
{
double* input_bounds=this->GetInput()->GetBounds();
double bmax=input_bounds[1]-input_bounds[0];
if (bmax < input_bounds[3]-input_bounds[2]) bmax=input_bounds[3]-input_bounds[2];
if (bmax < input_bounds[5]-input_bounds[4]) bmax=input_bounds[5]-input_bounds[4];
this->GetRenderer()->ResetCamera();
this->GetRenderer()->GetActiveCamera()->SetParallelScale(bmax/2);
}
}
void vvSlicer::SetDisplayMode(bool i)
{
this->GetImageActor()->SetVisibility(i);
this->GetAnnotation()->SetVisibility(i);
this->GetRenderer()->SetDraw(i);
if (mLandActor)
mLandActor->SetVisibility(i);
pdmA->SetVisibility(i);
if (i)
UpdateDisplayExtent();
}
void vvSlicer::FlipHorizontalView()
{
vtkCamera *cam = this->Renderer ? this->Renderer->GetActiveCamera() : NULL;
if (cam)
{
double *position = cam->GetPosition();
switch (this->SliceOrientation)
{
case vtkImageViewer2::SLICE_ORIENTATION_XY:
cam->SetPosition(position[0],position[1],-position[2]);
break;
case vtkImageViewer2::SLICE_ORIENTATION_XZ:
cam->SetPosition(position[0],-position[1],position[2]);
break;
case vtkImageViewer2::SLICE_ORIENTATION_YZ:
cam->SetPosition(-position[0],position[1],position[2]);
break;
}
this->Renderer->ResetCameraClippingRange();
this->UpdateDisplayExtent();
}
}
void vvSlicer::FlipVerticalView()
{
vtkCamera *cam = this->Renderer ? this->Renderer->GetActiveCamera() : NULL;
if (cam)
{
FlipHorizontalView();
double *viewup = cam->GetViewUp();
cam->SetViewUp(-viewup[0],-viewup[1],-viewup[2]);
this->UpdateDisplayExtent();
}
}
void vvSlicer::Render()
{
if (this->GetWindowLevel()->GetLookupTable() and not this->mOverlay and not
this->mFusion)
{
legend->SetLookupTable(this->GetWindowLevel()->GetLookupTable());
legend->SetVisibility(1);
}
else legend->SetVisibility(0);
if (ca->GetVisibility())
{
std::string worldPos = "";
std::stringstream world1;
std::stringstream world2;
std::stringstream world3;
world1 << (int)mCurrent[0];
world2 << (int)mCurrent[1];
world3 << (int)mCurrent[2];
double X = (mCurrent[0] - this->GetInput()->GetOrigin()[0])/this->GetInput()->GetSpacing()[0];
double Y = (mCurrent[1] - this->GetInput()->GetOrigin()[1])/this->GetInput()->GetSpacing()[1];
double Z = (mCurrent[2] - this->GetInput()->GetOrigin()[2])/this->GetInput()->GetSpacing()[2];
if (pdmA->GetVisibility())
{
double x = mCursor[0];
double y = mCursor[1];
double z = mCursor[2];
double xCursor = (x - this->GetInput()->GetOrigin()[0])/this->GetInput()->GetSpacing()[0];
double yCursor = (y - this->GetInput()->GetOrigin()[1])/this->GetInput()->GetSpacing()[1];
double zCursor = (z - this->GetInput()->GetOrigin()[2])/this->GetInput()->GetSpacing()[2];
if (xCursor >= this->GetImageActor()->GetDisplayExtent()[0] &&
xCursor < this->GetImageActor()->GetDisplayExtent()[1]+1 &&
yCursor >= this->GetImageActor()->GetDisplayExtent()[2] &&
yCursor < this->GetImageActor()->GetDisplayExtent()[3]+1 &&
zCursor >= this->GetImageActor()->GetDisplayExtent()[4] &&
zCursor < this->GetImageActor()->GetDisplayExtent()[5]+1 )
{
vtkRenderer * renderer = this->Renderer;
renderer->WorldToView(x,y,z);
renderer->ViewToNormalizedViewport(x,y,z);
renderer->NormalizedViewportToViewport(x,y);
renderer->ViewportToNormalizedDisplay(x,y);
renderer->NormalizedDisplayToDisplay(x,y);
crossCursor->SetFocalPoint(x,y,z);
}
else
crossCursor->SetFocalPoint(-1,-1,z);
}
if (X >= this->GetInput()->GetWholeExtent()[0] &&
X <= this->GetInput()->GetWholeExtent()[1] &&
Y >= this->GetInput()->GetWholeExtent()[2] &&
Y <= this->GetInput()->GetWholeExtent()[3] &&
Z >= this->GetInput()->GetWholeExtent()[4] &&
Z <= this->GetInput()->GetWholeExtent()[5])
{
std::stringstream pixel1;
std::stringstream pixel2;
std::stringstream pixel3;
std::stringstream temps;
pixel1 << (int)X;
pixel2 << (int)Y;
pixel3 << (int)Z;
temps << mCurrentTSlice;
double value = this->GetInput()->GetScalarComponentAsDouble(
(int)X,
(int)Y,
(int)Z,0);
std::stringstream val;
val << value;
worldPos += "data value : " + val.str();
worldPos += "\n mm : " + world1.str() + " " + world2.str() + " " + world3.str() + " " + temps.str();
worldPos += "\n pixel : " + pixel1.str() + " " + pixel2.str() + " " + pixel3.str() + " " + temps.str();
}
ca->SetText(1,worldPos.c_str());
}
if (mOverlay && mOverlayActor->GetVisibility())
{
mOverlayMapper->SetWindow(this->GetColorWindow());
mOverlayMapper->SetLevel(this->GetColorLevel());
mOverlayMapper->Update();
}
if (mLandMapper)
UpdateLandmarks();
//this->Superclass::Render();
this->GetRenderWindow()->Render();
}
void vvSlicer::UpdateCursorPosition()
{
if (this->GetImageActor()->GetVisibility())
{
pdmA->SetVisibility(true);
mCursor[0] = mCurrent[0];
mCursor[1] = mCurrent[1];
mCursor[2] = mCurrent[2];
mCursor[3] = mCurrentTSlice;
}
}
void vvSlicer::UpdateLandmarks()
{
vtkPolyData *pd = static_cast(mLandClipper->GetInput());
if (pd->GetPoints())
{
mLandGlyph->SetRange(0,1);
mLandGlyph->Modified();
mLandGlyph->Update();
mClipBox->Modified();
mLandClipper->Update();
mLandMapper->Update();
}
}
//----------------------------------------------------------------------------
void vvSlicer::SetSlice(int slice)
{
int *range = this->GetSliceRange();
if (range)
{
if (slice < range[0])
{
slice = range[0];
}
else if (slice > range[1])
{
slice = range[1];
}
}
if (this->Slice == slice)
{
return;
}
this->Slice = slice;
SetContourSlice();
this->Modified();
this->UpdateDisplayExtent();
this->Render();
}
void vvSlicer::SetContourSlice()
{
if (mSurfaceCutActors.size() > 0)
for (std::vector::iterator i=mSurfaceCutActors.begin();
i!=mSurfaceCutActors.end();i++)
(*i)->SetCutSlice((this->Slice)*this->GetImage()->GetSpacing()[this->SliceOrientation]+
this->GetImage()->GetOrigin()[this->SliceOrientation]);
}
void vvSlicer::ForceUpdateDisplayExtent()
{
this->UpdateDisplayExtent();
}
int* vvSlicer::GetDisplayExtent()
{
return this->GetImageActor()->GetDisplayExtent();
}
void vvSlicer::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
}