Grabber::Grabber(QString grabberName, int width, int height, int cropLeft, int cropRight, int cropTop, int cropBottom)
: _imageResampler()
, _useImageResampler(true)
, _videoMode(VIDEO_2D)
, _width(width)
, _height(height)
, _cropLeft(0)
, _cropRight(0)
, _cropTop(0)
, _cropBottom(0)
, _enabled(true)
, _log(Logger::getInstance(grabberName))
{
setVideoMode(VIDEO_2D);
setCropping(cropLeft, cropRight, cropTop, cropBottom);
}
vtkRenderWindow* RenderWidget::renderImage(char* image, char *activity){
Volume* iad = NULL;
if(activity==NULL){
std::list<isis::data::Image> images = isis::data::IOFactory::load(image);
iad = new Volume(&images.front());
}else{
std::list<isis::data::Image> images = isis::data::IOFactory::load(image);
std::list<isis::data::Image> activities = isis::data::IOFactory::load(activity);
iad = new Volume(&images.front(),&activities.front());
}
double* bounds= iad->getBounds();
this->cropping = iad->getBounds();
this->renderer = vtkRenderer::New();
vtkVolumeProperty *propertyBrain;
vtkFixedPointVolumeRayCastMapper* mapper;
vtkColorTransferFunction* colorFun1;
vtkColorTransferFunction* colorFun2;
vtkPiecewiseFunction* opacityFun1;
vtkPiecewiseFunction* opacityFun2;
vtkVolume * volume = vtkVolume::New();
//bild 1
mapper = vtkFixedPointVolumeRayCastMapper::New();
//mapper->SetImageSampleDistance(0.5);
//mapper->SetSampleDistance(0.1);
mapper->SetImageSampleDistance(1.5);
mapper->SetSampleDistance(0.3);
mapper->SetInput(iad->GetOutput());
propertyBrain = vtkVolumeProperty::New();
colorFun1 =vtkColorTransferFunction::New();
colorFun1->AddRGBPoint( 10, 0.0, 0.0, 0.0);
colorFun1->AddRGBPoint( 50, 0.2, 0.2, 0.2);
colorFun1->AddRGBPoint(100, 0.4, 0.4, 0.4);
colorFun1->AddRGBPoint(200, 0.6, 0.6, 0.6);
colorFun1->AddRGBPoint(300, 0.8, 0.8, 0.8);
colorFun1->AddRGBPoint( 0, 0, 0, 0);
propertyBrain->SetColor(0, colorFun1 );
opacityFun1 = vtkPiecewiseFunction::New();
opacityFun1->AddPoint( 0, 0);
opacityFun1->AddPoint(90, 1);
propertyBrain->SetScalarOpacity(0, opacityFun1 );
colorFun2 =vtkColorTransferFunction::New();
colorFun2->AddRGBPoint(-4, 1, 1, 1);
colorFun2->AddRGBPoint(-0.2, 0, 0, 1);
colorFun2->AddRGBPoint(-0.19, 0, 0, 0);
colorFun2->AddRGBPoint( 0, 0, 0, 0);
colorFun2->AddRGBPoint( 0.19, 0, 0, 0);
colorFun2->AddRGBPoint( 0.2, 1, 0, 0);
colorFun2->AddRGBPoint( 4, 1, 1, 1);
propertyBrain->SetColor(1,colorFun2 );
opacityFun2 = vtkPiecewiseFunction::New();
opacityFun2->AddPoint(-4, 1);
opacityFun2->AddPoint(-0.2, 1);
opacityFun2->AddPoint(-0.19, 0);
opacityFun2->AddPoint( 0, 0);
opacityFun2->AddPoint( 0.19, 0);
opacityFun2->AddPoint( 0.2, 1);
propertyBrain->SetScalarOpacity(1,opacityFun2 );
propertyBrain->SetInterpolationTypeToLinear();
volume->SetProperty( propertyBrain );
volume->SetMapper(mapper);
renderer->AddVolume(volume);
// vtkPlane* plane1 =vtkPlane::New();
// plane1->SetNormal(1,0,0);
// plane1->SetOrigin(bounds[0],0,0);
// mapper->AddClippingPlane(plane1);
mapper->CroppingOn();
mapper->SetCroppingRegionFlagsToFence();
this->mapper = mapper;
setCropping();
renderer->SetBackground(0.1, 0.2, 0.4);
renderer->ResetCamera();
this->cam=renderer->GetActiveCamera();
setCameraBack();
vtkRenderWindow* renWin = vtkRenderWindow::New();
renWin->AddRenderer(renderer);
return renWin;
}
void RenderWidget::setCroppingZ(double* z){
this->cropping[4]=z[0];
this->cropping[5]=z[1];
setCropping();
}
void RenderWidget::setCroppingY(double* y){
this->cropping[2]=y[0];
this->cropping[3]=y[1];
setCropping();
}
