void CalibrationWindow::Act_Load_nii()
{
	QString fileName = QFileDialog::getOpenFileName(this,
		tr("Open Image"), "E:/", tr("Image Files (*.nii)"));
	if (fileName.isEmpty())
	{
		return;
	}
	
	auto reader = vtkSmartPointer<vtkNIFTIImageReader>::New();
	reader->SetFileName(fileName.toStdString().c_str());
	reader->Update();

	//extract 3d model
	auto marchingCubes = vtkSmartPointer<vtkMarchingCubes>::New();
	marchingCubes->SetInputData(reader->GetOutput());
	marchingCubes->SetValue(0, 500);
	marchingCubes->Update();

	auto mapper = vtkSmartPointer<vtkPolyDataMapper>::New();
	mapper->SetInputData(marchingCubes->GetOutput());

	m_Actor2 = vtkSmartPointer<vtkActor>::New();
	m_Actor2->SetMapper(mapper);
	m_Renderer->AddActor(m_Actor2);
	m_Renderer->ResetCamera();
	m_View->Render();
}
Example #2
0
void main(){
	typedef itk::Image<signed short, 2> imagetype;
	typedef itk::ImageFileReader<imagetype> imagereadertype;
	typedef itk::ImageToVTKImageFilter<imagetype> connerctortypr;

	imagereadertype::Pointer reader = imagereadertype::New();
	reader->SetFileName("e:/IM-0001-0001.dcm");
	auto iotype = itk::GDCMImageIO::New();
	reader->SetImageIO(iotype);

	try{
		reader->Update();
	}
	catch (itk::ExceptionObject e){
		std::cerr << "exception in file reader " << std::endl;
		std::cerr << e.GetDescription() << std::endl;
		std::cerr << e.GetLocation() << std::endl;
	}

	connerctortypr::Pointer connector = connerctortypr::New();
	connector->SetInput(reader->GetOutput());
	connector->Update();

	auto flip = vtkImageFlip::New();
	flip->SetInputData(connector->GetOutput());
	flip->SetFilteredAxis(1);
	flip->Update();

	auto actor = vtkImageActor::New();
	//actor->GetMapper()->SetInputData(flip->GetOutput());
	actor->SetInputData(flip->GetOutput());
	actor->InterpolateOff();
	actor->Update();

	auto render = vtkRenderer::New();
	render->AddActor(actor);

	auto window = vtkRenderWindow::New();
	window->SetSize(800, 600);
	window->AddRenderer(render);
	

	auto interactor = vtkRenderWindowInteractor::New();
	interactor->SetRenderWindow(window);

	interactor->Initialize();
	interactor->Start();
}
void MainWindow::on_ResliceActionMarker(double  x, double y, double z)
{
	int pt_ID = 0;
	pt_ID = m_Image->FindPoint(x, y, z);
	std::cout << "Point ID is: " << pt_ID << std::endl;

	int extent[6];
	m_Image->GetExtent(extent);

	int x_e = extent[1] - extent[0] + 1;
	int y_e = extent[3] - extent[2] + 1;
	int z_e = extent[5] - extent[4] + 1;

	m_SliceZ = floor(pt_ID / (x_e*y_e));
	m_SliceY = floor(pt_ID % (x_e*y_e) / x_e);
	m_SliceX = pt_ID%x_e;


	m_3d_View->PopObject();
	auto ball = vtkSmartPointer<vtkSphereSource>::New();
	ball->SetRadius(5.0);
	ball->SetPhiResolution(50);
	ball->SetThetaResolution(50);
	ball->Update();
	auto mapper = vtkSmartPointer<vtkPolyDataMapper>::New();
	mapper->SetInputData(ball->GetOutput());
	auto ball_actor = vtkSmartPointer<vtkActor>::New();
	ball_actor->SetMapper(mapper);
	ball_actor->GetProperty()->SetColor(1.0, 0.0, 0.0);
	ball_actor->SetPosition(x, y, z);
	m_3d_View->AddObject(ball_actor);
	m_3d_View->RefreshView();
}
void CalibrationWindow::Act_LoadSTL()
{
	QString fileName = QFileDialog::getOpenFileName(this,
		tr("Open Image"), "E:/", tr("Image Files (*.stl)"));
	if (fileName.isEmpty())
	{
		return;
	}
	auto reader = vtkSmartPointer<vtkSTLReader>::New();
	reader->SetFileName(fileName.toStdString().c_str());
	reader->Update();
	
	auto image = vtkSmartPointer<vtkPolyData>::New();
	image = reader->GetOutput();
	auto mapper = vtkSmartPointer<vtkPolyDataMapper>::New();
	mapper->SetInputData(image);
	m_Actor = vtkSmartPointer<vtkActor>::New();
	m_Actor->SetMapper(mapper);
	//vtkSmartPointer<vtkAxesActor> axes =
	//	vtkSmartPointer<vtkAxesActor>::New();
	//axes->SetTotalLength(200.0, 200.0, 200.0);
	//
	//m_Actor = axes;
	m_Renderer->AddActor(m_Actor);
	m_Renderer->ResetCamera();
	m_View->Render();
}
vtkSmartPointer<vtkChartXY> chart_from_histogram(
    const THisto& input_histo, vtkIdType chart_type = vtkChart::LINE) {
  auto chart = vtkSmartPointer<vtkChartXY>::New();
  vtkNew<vtkTable> table;
  table->SetNumberOfRows(input_histo.bins);
  vtkNew<vtkFloatArray> xArray;
  xArray->SetName("Bins");
  xArray->SetNumberOfValues(input_histo.bins);
  table->AddColumn(xArray.GetPointer());
  vtkNew<vtkFloatArray> yArray;
  yArray->SetName("Counts");
  yArray->SetNumberOfValues(input_histo.bins);
  table->AddColumn(yArray.GetPointer());

  auto centers = input_histo.ComputeBinCenters();
  for(size_t j = 0; j != input_histo.bins; j++) {
    xArray->SetValue(j, centers[j]);
    yArray->SetValue(j, input_histo.counts[j]);
  }
  // auto const &xAxis = chart->GetAxis(vtkAxis::BOTTOM) ;
  // xAxis->SetRange(input_histo.range.first, input_histo.range.second);
  // xAxis->SetTitle(input_histo.name);
  // xAxis->SetBehavior(vtkAxis::FIXED);
  // chart->GetAxis(vtkAxis::LEFT)->SetBehavior(vtkAxis::FIXED);
  // chart->GetAxis(vtkAxis::BOTTOM)->SetBehavior(vtkAxis::FIXED);
  chart->GetAxis(vtkAxis::LEFT)->SetTitle("#");
  chart->GetAxis(vtkAxis::BOTTOM)->SetTitle("bins");
  chart->SetTitle(input_histo.name);
  auto points = chart->AddPlot(chart_type);
  points->SetInputData(table, 0, 1);
  return chart;
}
Example #6
0
bool Exporter::exportVTKXMLImageData(DataObject & image, const QString & fileName)
{
    auto writer = vtkSmartPointer<vtkXMLImageDataWriter>::New();
    writer->SetInputData(image.dataSet());

    return writeVTKXML(writer, fileName);
}
/*
Begin selecting marker
*/
void MainWindow::on_Sel_Markers()
{
	QMessageBox msgBox;
	msgBox.setText("Select Marker.");
	//msgBox.setInformativeText("Press \"a\" to accept the marker.\nPress \"b\" to abort. \nPress \"q\" to finish.");
	msgBox.setInformativeText("Put the Tool in the corresponding place and press \"Capture\" ");
	msgBox.setStandardButtons(QMessageBox::Ok);
	int ret = msgBox.exec();

	auto ball = vtkSmartPointer<vtkSphereSource>::New();
	ball->SetRadius(5.0);
	ball->SetPhiResolution(50);
	ball->SetThetaResolution(50);
	ball->Update();
	auto mapper = vtkSmartPointer<vtkPolyDataMapper>::New();
	mapper->SetInputData(ball->GetOutput());
	auto ball_actor = vtkSmartPointer<vtkActor>::New();
	ball_actor->SetMapper(mapper);
	ball_actor->GetProperty()->SetColor(1.0, 0.0, 0.0);
	m_3d_View->AddObject(ball_actor);
	m_3d_View->RefreshView();

	disconnect(m_3d_View, SIGNAL(on_timer_signal_coor(double, double, double)), this, SLOT(on_ResliceAction(double, double, double)));
	connect(m_3d_View, SIGNAL(on_timer_signal_coor(double, double, double)), this, SLOT(on_ResliceActionMarker(double, double, double)));

	// enable mouse pick first
	m_3d_View->EnablePick(); //press a to accept
}
Example #8
0
LRESULT COXMaskedEdit::OnSetText(WPARAM wParam, LPARAM lParam)
{
	UNREFERENCED_PARAMETER(wParam);
	UNREFERENCED_PARAMETER(lParam);

	if(m_listData.GetCount()==0 || GetStyle()&ES_READONLY)
	{
		return CEdit::Default();
	}

	CString csNewString=(LPCTSTR)lParam;
	if(m_nSetTextSemaphor>0)
	{
		LRESULT result=CEdit::Default();
		NotifyParent(EN_UPDATE);
		if(m_bNotifyParent)
			NotifyParent(EN_CHANGE);
		return result;
	}
	else
	{
		ASSERT(m_nSetTextSemaphor==0);
		m_bNotifyParent=FALSE;
		csNewString=GetInputData(csNewString);
		SetInputData(csNewString,0,TRUE);
		m_bNotifyParent=TRUE;
		return TRUE;
	}
}
Example #9
0
int COXMaskedEdit::DeleteRange(int nSelectionStart, int nSelectionEnd)
{
	// In order to delete properly, we must count the number of 
	// input characters that are selected and only delete that many. 
	// This is because the selection can include literals. 
	int nCharIndex  =0;
	int nDeleteCount=0;
	CString csInputData;
	CMaskData* pobjData=NULL;
	for(POSITION pos=m_listData.GetHeadPosition(); pos; nCharIndex++)
	{
		pobjData=m_listData.GetNext(pos);
		// Ignore everything that is not data. 
		// This is just like we do in GetInputData except that we 
		// will ignore the input data within the selection range. 
		if(pobjData->IsInputData())
		{
			if((nCharIndex < nSelectionStart) || (nCharIndex >= nSelectionEnd))
			{
				// The SetInputData() function will take care of validating 
				// the shifted characters. 
				csInputData += pobjData->m_chValue;
			}
			else
				nDeleteCount++;
		}
	}
	// Now apply the filtered data stream. 
	SetInputData(csInputData);
	// return the deleted count so that an error can be generated 
	// if none were deleted. 
	return nDeleteCount;
}
Example #10
0
void wxMaskController::SetValue(wxString& value)
{
	if(m_listData.GetCount() == 0)
		SetTextValue(value);
	else
		SetInputData(GetInputData(value), 0, true);
}
Example #11
0
int wxMaskController::InsertAt(int nSelectionStart, wxChar chNewChar)
{
	// Although we could have some complex, yet efficient, routine 
	// that would error if inserting pushed an existing character 
	// into an invalid region.  Instead, just save the current 
	// state and restore it on error. 
	wxString csPreviousInput=GetInputData();

	int nCharIndex = 0;
	int nInsertionPoint = -1;
	wxString csInputData;
	wxFieldMaskData* pobjData = NULL;
	for(unsigned long pos = 0;pos < m_listData.GetCount(); pos++,nCharIndex++)
	{
		pobjData = (wxFieldMaskData *) (m_listData.Item(pos))->GetData();
		// Ignore everything that is not data. 
		// This is just like we do in GetInputData except that we 
		// will ignore the input data within the selection range. 
		if(pobjData->IsInputData())
		{
			// Wait until a valid insertion point and 
			// only make sure to insert once. 
			if((nInsertionPoint < 0) && (nCharIndex >= nSelectionStart))
			{
				csInputData += chNewChar;
				nInsertionPoint=nCharIndex;
			}
			csInputData += pobjData->m_chValue;
		}
	}
	// Now apply the filtered data stream and check if it was successful. 
	if(!SetInputData(csInputData))
	{
		// If not successful, then restore the previous input and return -1. 
		SetInputData(csPreviousInput);
		return -1;
	}
	return nInsertionPoint;
}
Example #12
0
int COXMaskedEdit::InsertAt(int nSelectionStart, TCHAR chNewChar)
{
	// Although we could have some complex, yet efficient, routine 
	// that would error if inserting pushed an existing character 
	// into an invalid region.  Instead, just save the current 
	// state and restore it on error. 
	CString csPreviousInput=GetInputData();

	int nCharIndex=0;
	int nInsertionPoint=-1;
	CString csInputData;
	CMaskData* pobjData=NULL;
	for(POSITION pos=m_listData.GetHeadPosition(); pos; nCharIndex++)
	{
		pobjData=m_listData.GetNext(pos);
		// Ignore everything that is not data. 
		// This is just like we do in GetInputData except that we 
		// will ignore the input data within the selection range. 
		if(pobjData->IsInputData())
		{
			// Wait until a valid insertion point and 
			// only make sure to insert once. 
			if((nInsertionPoint < 0) && (nCharIndex >= nSelectionStart))
			{
				csInputData += chNewChar;
				nInsertionPoint=nCharIndex;
			}
			csInputData += pobjData->m_chValue;
		}
	}
	// Now apply the filtered data stream and check if it was successful. 
	if(!SetInputData(csInputData))
	{
		// If not successful, then restore the previous input and return -1. 
		SetInputData(csPreviousInput);
		return -1;
	}
	return nInsertionPoint;
}
void MainWindow::on_Load_Image()
{
	QString fileName = QFileDialog::getOpenFileName(this,
		tr("Open Image"), "E:/", tr("Image Files (*.nii)"));
	if (fileName.isEmpty())
	{
		return;
	}
	else
	{
		m_ImageFileName = fileName.toStdString();
		auto reader = vtkSmartPointer<vtkNIFTIImageReader>::New();
		reader->SetFileName(m_ImageFileName.c_str());
		reader->Update();
		m_Image = reader->GetOutput();

		//modify slider range
		int extent[6];
		m_SliceX = (extent[5] + extent[4]) / 2;
		m_SliceY = (extent[0] + extent[1]) / 2;
		m_SliceZ = (extent[2] + extent[3]) / 2;
		m_Image->GetExtent(extent);
		ui->axial_slider->setRange(extent[4], extent[5]);
		ui->axial_slider->setValue(m_SliceX);
		ui->sagittal_slider->setRange(extent[0], extent[1]);
		ui->sagittal_slider->setValue(m_SliceY);
		ui->coronal_slider->setRange(extent[2], extent[3]);
		ui->coronal_slider->setValue(m_SliceZ);

		m_Sagittal_View->Set_View_Img(m_Image);
		m_Axial_View->Set_View_Img(m_Image);
		m_Coronal_View->Set_View_Img(m_Image);

		m_Sagittal_View->RenderView();
		m_Axial_View->RenderView();
		m_Coronal_View->RenderView();

		m_3d_View->SetImage(m_Image);

		//extract 3d model
		auto marchingCubes = vtkSmartPointer<vtkMarchingCubes>::New();
		marchingCubes->SetInputData(m_Image);
		marchingCubes->SetValue(0, m_StripValue);
		marchingCubes->Update();
		m_3d_View->AddPolySource(marchingCubes->GetOutput());
		m_3d_View->SetColor(0, 0.5, 0.6, 0.7);
		m_3d_View->ResetView();
	}
}
Example #14
0
string FlowAnalysis::vtkWriteGrid(const string& out, vtkSmartPointer<vtkUniformGrid>& grid){
	auto compressor=vtkSmartPointer<vtkZLibDataCompressor>::New();
	auto writer=vtkSmartPointer<vtkXMLImageDataWriter>::New();
	string fn=scene->expandTags(out)+".vti";
	writer->SetFileName(fn.c_str());
	#if VTK_MAJOR_VERSION==5
		writer->SetInput(grid);
	#else
		writer->SetInputData(grid);
	#endif
	// writer->SetDataModeToAscii();
 	writer->SetCompressor(compressor);
	writer->Write();
	return fn;
}
Example #15
0
TEST_F(DEMImageNormals_test, NormalsAreNormalized)
{
    auto demNormalFilter = vtkSmartPointer<DEMImageNormals>::New();
    demNormalFilter->SetCoordinatesUnitScale(1.0);
    demNormalFilter->SetElevationUnitScale(1.0);
    demNormalFilter->SetInputData(dem);
    ASSERT_TRUE(demNormalFilter->GetExecutive()->Update());
    auto normals = demNormalFilter->GetOutput()->GetPointData()->GetNormals();
    ASSERT_TRUE(normals);
    ASSERT_EQ(dem->GetNumberOfPoints(), normals->GetNumberOfTuples());

    for (vtkIdType i = 0; i < normals->GetNumberOfTuples(); ++i)
    {
        vtkVector3d normal;
        normals->GetTuple(i, normal.GetData());
        ASSERT_FLOAT_EQ(1.f, static_cast<float>(normal.Norm()));
    }
}
void CalibrationWindow::Act_CreateDefault()
{
	auto arrow = vtkSmartPointer<vtkCylinderSource>::New();
	arrow->SetHeight(300);
	arrow->SetRadius(50);
	//arrow->SetCenter(0,100,0);
	arrow->Update();
	auto image = vtkSmartPointer<vtkPolyData>::New();
	image = arrow->GetOutput();
	auto mapper = vtkSmartPointer<vtkPolyDataMapper>::New();
	mapper->SetInputData(image);
	auto axes = vtkSmartPointer<vtkAxesActor>::New();
	axes->SetTotalLength(300, 300, 300);
	//m_Actor2 = axes;
	m_Renderer->AddActor(m_Actor2);
	m_Renderer->ResetCamera();
	m_View->Render();
}
void StackedImageDataLIC3D::SimpleExecute(vtkImageData * input, vtkImageData * output)
{
    vtkDataArray * vectors = input->GetPointData()->GetVectors();
    if (!vectors)
    {
        vtkGenericWarningMacro("StackeImageDataLIC3D::SimpleExecute: missing input vectors");
        return;
    }

    initialize();

    auto appendTo3D = vtkSmartPointer<vtkImageAppend>::New();
    appendTo3D->SetAppendAxis(2);

    int inputExtent[6];
    input->GetExtent(inputExtent);

    for (int position = inputExtent[4]; position < inputExtent[5]; ++position)
    {
        int sliceExtent[6];
        input->GetExtent(sliceExtent);
        sliceExtent[4] = sliceExtent[5] = position;

        auto slice = vtkSmartPointer<vtkExtractVOI>::New();
        slice->SetVOI(sliceExtent);
        slice->SetInputData(input);

        auto lic2D = vtkSmartPointer<vtkImageDataLIC2D>::New();
        lic2D->SetInputConnection(0, slice->GetOutputPort());
        lic2D->SetInputConnection(1, m_noiseImage->GetOutputPort());
        lic2D->SetSteps(50);
        lic2D->GlobalWarningDisplayOff();
        lic2D->SetContext(m_glContext);

        appendTo3D->AddInputConnection(lic2D->GetOutputPort());
    }

    appendTo3D->Update();
    output->DeepCopy(appendTo3D->GetOutput());
}
Example #18
0
int wxMaskController::DeleteRange(int nSelectionStart, int nSelectionEnd)
{
	// In order to delete properly, we must count the number of 
	// input characters that are selected and only delete that many. 
	// This is because the selection can include literals. 
	int nCharIndex  =0;
	int nDeleteCount=0;
	wxString csInputData;
	wxFieldMaskData* pobjData = NULL;

	m_bNeedValidation = TRUE;
	m_bValidation = FALSE;

	for(unsigned long pos = 0;pos < m_listData.GetCount(); pos++,nCharIndex++)
	{
		pobjData = (wxFieldMaskData *) (m_listData.Item(pos))->GetData();
		// Ignore everything that is not data. 
		// This is just like we do in GetInputData except that we 
		// will ignore the input data within the selection range. 
		if(pobjData->IsInputData())
		{
			if((nCharIndex < nSelectionStart) || (nCharIndex >= nSelectionEnd))
			{
				// The SetInputData() function will take care of validating 
				// the shifted characters. 
				csInputData += pobjData->m_chValue;
			}
			else
				nDeleteCount++;
		}
	}
	// Now apply the filtered data stream. 
	SetInputData(csInputData);
	// return the deleted count so that an error can be generated 
	// if none were deleted. 
	return nDeleteCount;
}
Example #19
0
LRESULT COXMaskedEdit::OnPaste(WPARAM wParam, LPARAM lParam) 
{
	UNREFERENCED_PARAMETER(wParam);
	UNREFERENCED_PARAMETER(lParam);

	if(m_listData.GetCount()==0 || GetStyle()&ES_READONLY)
	{
		return CEdit::Default();
	}

	int nSelectionStart=0;
	int nSelectionEnd  =0;
	GetSel(nSelectionStart, nSelectionEnd);

	CEdit::Default();

	// This is a real dump paste routine that expects SetInputData do 
	// do the filtering.  There is probably no easy solution to this 
	// task because anything can be pasted.  We could try and match 
	// the literals, but maybe we will get to that later. 
	CString csNewString;
	GetWindowText(csNewString);
	// It is very important that we do not allow the prompt character 
	// in this scenario.  This is because we expect the pasted text 
	// to contain lots of literals and spaces. 
	SetInputData(csNewString, 0, FALSE);
	Update(-1);
	// Setting the insertion point after a paste is tricky because the 
	// expected location is after the last valid pasted character. 
	// Try and determine this location by setting the insertion point 
	// to the first empty location after the specified starting point. 
	int nNewInsertionPoint=GetEmptyInputLocation(nSelectionStart);
	SetSel(nNewInsertionPoint, nNewInsertionPoint);

	return 0;
}
Example #20
0
    vtkSmartPointer<vtkPolyData> VoxelCarving::createVisualHull(
        const double isolevel) const {

        // create vtk visualization pipeline from voxel grid
        auto spoints = vtkSmartPointer<vtkStructuredPoints>::New();
        auto vdim    = static_cast<int>(voxel_dim_);
        spoints->SetDimensions(vdim, vdim, vdim);
        spoints->SetSpacing(params_.voxel_width, params_.voxel_height,
                            params_.voxel_depth);
        spoints->SetOrigin(params_.start_x, params_.start_y, params_.start_z);

        auto farray = vtkSmartPointer<vtkFloatArray>::New();
        auto vsize  = static_cast<vtkIdType>(voxel_size_);
        farray->SetNumberOfValues(vsize);
        farray->SetArray(vox_array_.get(), vsize, 1);
        spoints->GetPointData()->SetScalars(farray);

        // create iso surface with marching cubes
        auto mc_source = vtkSmartPointer<vtkMarchingCubes>::New();
#if VTK_MAJOR_VERSION < 6
        mc_source->SetInput(spoints);
#else
        mc_source->SetInputData(spoints);
#endif
        mc_source->SetNumberOfContours(1);
        mc_source->SetValue(0, isolevel);

        // calculate surface normals
        auto surface_normals = vtkSmartPointer<vtkPolyDataNormals>::New();
        surface_normals->SetInputConnection(mc_source->GetOutputPort());
        surface_normals->SetFeatureAngle(60.0);
        surface_normals->ComputePointNormalsOn();
        surface_normals->Update();

        return surface_normals->GetOutput();
    }
        std::string dump(Mesh* mesh, int step, std::string fileName) const
        {
            auto _mesh = dynamic_cast<MeshType*>(mesh);
            assert_true(_mesh);

            LOG_DEBUG("Writing snapshot for mesh \"" << _mesh->getId() << "\" at step " << step << " to file " << fileName);

            auto grid = vtkSmartPointer<GridType>::New();
            auto points = vtkSmartPointer<vtkPoints>::New();

            auto contact = vtkSmartPointer<vtkIntArray>::New();
            contact->SetName("contact");

            auto border = vtkSmartPointer<vtkIntArray>::New();
            border->SetName("border");

            auto used = vtkSmartPointer<vtkIntArray>::New();
            used->SetName("used");

            auto norm = vtkSmartPointer<vtkDoubleArray>::New();
            norm->SetName("norm");
            norm->SetNumberOfComponents(3);

            auto vel = vtkSmartPointer<vtkDoubleArray>::New();
            vel->SetName("velocity");
            vel->SetNumberOfComponents(3);

            auto crack = vtkSmartPointer<vtkDoubleArray>::New();
            crack->SetName("crack");
            crack->SetNumberOfComponents(3);

            auto sxx = vtkSmartPointer<vtkDoubleArray>::New();
            sxx->SetName("sxx");

            auto sxy = vtkSmartPointer<vtkDoubleArray>::New();
            sxy->SetName("sxy");

            auto sxz = vtkSmartPointer<vtkDoubleArray>::New();
            sxz->SetName("sxz");

            auto syy = vtkSmartPointer<vtkDoubleArray>::New();
            syy->SetName("syy");

            auto syz = vtkSmartPointer<vtkDoubleArray>::New();
            syz->SetName("syz");

            auto szz = vtkSmartPointer<vtkDoubleArray>::New();
            szz->SetName("szz");

            auto compression = vtkSmartPointer<vtkDoubleArray>::New();
            compression->SetName("compression");

            auto tension = vtkSmartPointer<vtkDoubleArray>::New();
            tension->SetName("tension");

            auto shear = vtkSmartPointer<vtkDoubleArray>::New();
            shear->SetName("shear");

            auto deviator = vtkSmartPointer<vtkDoubleArray>::New();
            deviator->SetName("deviator");

            auto matId = vtkSmartPointer<vtkIntArray>::New();
            matId->SetName("materialID");

            auto rho = vtkSmartPointer<vtkDoubleArray>::New();
            rho->SetName("rho");

            auto mpiState = vtkSmartPointer<vtkIntArray>::New();
            mpiState->SetName("mpiState");

            auto nodePublicFlags = vtkSmartPointer<vtkIntArray>::New ();
            nodePublicFlags->SetName ("publicFlags");

            auto nodePrivateFlags = vtkSmartPointer<vtkIntArray>::New ();
            nodePrivateFlags->SetName ("privateFlags");

            auto nodeErrorFlags = vtkSmartPointer<vtkIntArray>::New ();
            nodeErrorFlags->SetName ("errorFlags");

            auto nodeNumber = vtkSmartPointer<vtkIntArray>::New ();
            nodeNumber->SetName ("nodeNumber");

            auto nodeBorderConditionId = vtkSmartPointer<vtkIntArray>::New ();
            nodeBorderConditionId->SetName ("borderConditionId");

            auto nodeContactConditionId = vtkSmartPointer<vtkIntArray>::New();
            nodeContactConditionId->SetName("contactState");

            auto contactDestroyed = vtkSmartPointer<vtkIntArray>::New();
            contactDestroyed->SetName("failedContacts");

            auto nodeDestroyed = vtkSmartPointer<vtkIntArray>::New();
            nodeDestroyed->SetName("failedNodes");

            auto nodeFailureMeasure = vtkSmartPointer<vtkDoubleArray>::New();
            nodeFailureMeasure->SetName("failureMeasure");

            float _norm[3];

            dumpMeshSpecificData(_mesh, grid, points);

            for (auto it = MeshNodeIterator<MeshType, snapshotterId>(_mesh); it.hasNext(); it++)
            {
                auto& node = *it;

                border->InsertNextValue(node.isBorder() ? 1 : 0);
                used->InsertNextValue(node.isUsed() ? 1 : 0);
                contact->InsertNextValue(node.isInContact() ? 1 : 0);

                if (node.isUsed() && node.isBorder())
                    _mesh->findBorderNodeNormal(node, _norm, _norm+1, _norm+2, false);
                else
                    _norm[0] = _norm[1] = _norm[2] = 0.0;
                norm->InsertNextTuple(_norm);

                vel->InsertNextTuple(node.velocity);
                crack->InsertNextTuple(node.getCrackDirection().coords);
                sxx->InsertNextValue(node.sxx);
                sxy->InsertNextValue(node.sxy);
                sxz->InsertNextValue(node.sxz);
                syy->InsertNextValue(node.syy);
                syz->InsertNextValue(node.syz);
                szz->InsertNextValue(node.szz);
                compression->InsertNextValue(node.getCompression());
                tension->InsertNextValue(node.getTension());
                shear->InsertNextValue(node.getShear());
                deviator->InsertNextValue(node.getDeviator());
                matId->InsertNextValue(node.getMaterialId());
                rho->InsertNextValue(node.getRho());
                mpiState->InsertNextValue(node.isRemote() ? 1 : 0);
                nodePrivateFlags->InsertNextValue (node.getPrivateFlags());
                nodePublicFlags->InsertNextValue (node.getPublicFlags());
                nodeErrorFlags->InsertNextValue (node.getErrorFlags());
                nodeBorderConditionId->InsertNextValue (node.getBorderConditionId());
				nodeContactConditionId->InsertNextValue(node.getContactConditionId());
                nodeNumber->InsertNextValue(node.number);
                contactDestroyed->InsertNextValue(node.isContactDestroyed() ? 1 : 0);
                nodeDestroyed->InsertNextValue(node.isDestroyed() ? 1 : 0);
                nodeFailureMeasure->InsertNextValue(node.getDamageMeasure());
            }

           vtkFieldData* fd;

           if (useCells)
               fd = grid->GetCellData();
           else
               fd = grid->GetPointData();

           grid->SetPoints(points);

           fd->AddArray(contact);
           fd->AddArray(border);
           fd->AddArray(used);
           fd->AddArray(norm);
           fd->AddArray(crack);
           fd->AddArray(sxx);
           fd->AddArray(sxy);
           fd->AddArray(sxz);
           fd->AddArray(syy);
           fd->AddArray(syz);
           fd->AddArray(szz);
           fd->AddArray(compression);
           fd->AddArray(tension);
           fd->AddArray(shear);
           fd->AddArray(deviator);
           fd->AddArray(matId);
           fd->AddArray(rho);
           fd->AddArray(mpiState);
           fd->AddArray (nodePrivateFlags);
           fd->AddArray (nodePublicFlags);
           fd->AddArray (nodeErrorFlags);
           fd->AddArray (nodeBorderConditionId);
           fd->AddArray (nodeContactConditionId);
           fd->AddArray(vel);
           fd->AddArray(nodeNumber);
           fd->AddArray(contactDestroyed);
           fd->AddArray(nodeDestroyed);
           fd->AddArray(nodeFailureMeasure);

           // Write file
           auto writer = vtkSmartPointer<GridWriterType>::New();
           writer->SetFileName(fileName.c_str());
           #ifdef CONFIG_VTK_5
           writer->SetInput(grid);
           #else
           writer->SetInputData(grid);
           #endif
           writer->Write();

           return fileName;
        }
void mitk::BoundingShapeVtkMapper2D::GenerateDataForRenderer(BaseRenderer *renderer)
{
  const DataNode::Pointer node = GetDataNode();
  if (node == nullptr)
    return;

  LocalStorage *localStorage = m_Impl->LocalStorageHandler.GetLocalStorage(renderer);

  // either update if GeometryData was modified or if the zooming was performed
  bool needGenerateData = localStorage->IsUpdateRequired(
    renderer, this, GetDataNode()); // true; // localStorage->GetLastGenerateDataTime() < node->GetMTime() ||
  // localStorage->GetLastGenerateDataTime() < node->GetData()->GetMTime();
  // //localStorage->IsGenerateDataRequired(renderer, this, GetDataNode());

  double scale = renderer->GetScaleFactorMMPerDisplayUnit();

  if (std::abs(scale - localStorage->m_ZoomFactor) > 0.001)
  {
    localStorage->m_ZoomFactor = scale;
    needGenerateData = true;
  }

  if (needGenerateData)
  {
    bool visible = true;
    GetDataNode()->GetVisibility(visible, renderer, "visible");

    if (!visible)
    {
      localStorage->m_Actor->VisibilityOff();
      return;
    }
    GeometryData::Pointer shape = static_cast<GeometryData *>(node->GetData());
    if (shape == nullptr)
      return;

    mitk::BaseGeometry::Pointer geometry = shape->GetGeometry();
    mitk::Vector3D spacing = geometry->GetSpacing();

    // calculate cornerpoints and extent from geometry with visualization offset
    std::vector<Point3D> cornerPoints = GetCornerPoints(geometry, true);
    Point3D p0 = cornerPoints[0];
    Point3D p1 = cornerPoints[1];
    Point3D p2 = cornerPoints[2];
    Point3D p4 = cornerPoints[4];
    Point3D extent;
    extent[0] =
      sqrt((p0[0] - p4[0]) * (p0[0] - p4[0]) + (p0[1] - p4[1]) * (p0[1] - p4[1]) + (p0[2] - p4[2]) * (p0[2] - p4[2]));
    extent[1] =
      sqrt((p0[0] - p2[0]) * (p0[0] - p2[0]) + (p0[1] - p2[1]) * (p0[1] - p2[1]) + (p0[2] - p2[2]) * (p0[2] - p2[2]));
    extent[2] =
      sqrt((p0[0] - p1[0]) * (p0[0] - p1[0]) + (p0[1] - p1[1]) * (p0[1] - p1[1]) + (p0[2] - p1[2]) * (p0[2] - p1[2]));

    // calculate center based on half way of the distance between two opposing cornerpoints
    mitk::Point3D center = CalcAvgPoint(cornerPoints[7], cornerPoints[0]);

    if (m_Impl->HandlePropertyList.size() == 6)
    {
      // set handle positions
      Point3D pointLeft = CalcAvgPoint(cornerPoints[5], cornerPoints[6]);
      Point3D pointRight = CalcAvgPoint(cornerPoints[1], cornerPoints[2]);
      Point3D pointTop = CalcAvgPoint(cornerPoints[0], cornerPoints[6]);
      Point3D pointBottom = CalcAvgPoint(cornerPoints[7], cornerPoints[1]);
      Point3D pointFront = CalcAvgPoint(cornerPoints[2], cornerPoints[7]);
      Point3D pointBack = CalcAvgPoint(cornerPoints[4], cornerPoints[1]);

      m_Impl->HandlePropertyList[0].SetPosition(pointLeft);
      m_Impl->HandlePropertyList[1].SetPosition(pointRight);
      m_Impl->HandlePropertyList[2].SetPosition(pointTop);
      m_Impl->HandlePropertyList[3].SetPosition(pointBottom);
      m_Impl->HandlePropertyList[4].SetPosition(pointFront);
      m_Impl->HandlePropertyList[5].SetPosition(pointBack);
    }

    // caculate face normals
    double result0[3], result1[3], result2[3];
    double a[3], b[3];
    a[0] = (cornerPoints[5][0] - cornerPoints[6][0]);
    a[1] = (cornerPoints[5][1] - cornerPoints[6][1]);
    a[2] = (cornerPoints[5][2] - cornerPoints[6][2]);

    b[0] = (cornerPoints[5][0] - cornerPoints[4][0]);
    b[1] = (cornerPoints[5][1] - cornerPoints[4][1]);
    b[2] = (cornerPoints[5][2] - cornerPoints[4][2]);

    vtkMath::Cross(a, b, result0);

    a[0] = (cornerPoints[0][0] - cornerPoints[6][0]);
    a[1] = (cornerPoints[0][1] - cornerPoints[6][1]);
    a[2] = (cornerPoints[0][2] - cornerPoints[6][2]);

    b[0] = (cornerPoints[0][0] - cornerPoints[2][0]);
    b[1] = (cornerPoints[0][1] - cornerPoints[2][1]);
    b[2] = (cornerPoints[0][2] - cornerPoints[2][2]);

    vtkMath::Cross(a, b, result1);

    a[0] = (cornerPoints[2][0] - cornerPoints[7][0]);
    a[1] = (cornerPoints[2][1] - cornerPoints[7][1]);
    a[2] = (cornerPoints[2][2] - cornerPoints[7][2]);

    b[0] = (cornerPoints[2][0] - cornerPoints[6][0]);
    b[1] = (cornerPoints[2][1] - cornerPoints[6][1]);
    b[2] = (cornerPoints[2][2] - cornerPoints[6][2]);

    vtkMath::Cross(a, b, result2);

    vtkMath::Normalize(result0);
    vtkMath::Normalize(result1);
    vtkMath::Normalize(result2);

    // create cube for rendering bounding box
    auto cube = vtkCubeSource::New();
    cube->SetXLength(extent[0] / spacing[0]);
    cube->SetYLength(extent[1] / spacing[1]);
    cube->SetZLength(extent[2] / spacing[2]);

    // calculates translation based on offset+extent not on the transformation matrix
    vtkSmartPointer<vtkMatrix4x4> imageTransform = geometry->GetVtkTransform()->GetMatrix();
    auto translation = vtkSmartPointer<vtkTransform>::New();
    translation->Translate(center[0] - imageTransform->GetElement(0, 3),
      center[1] - imageTransform->GetElement(1, 3),
      center[2] - imageTransform->GetElement(2, 3));

    auto transform = vtkSmartPointer<vtkTransform>::New();
    transform->SetMatrix(imageTransform);
    transform->PostMultiply();
    transform->Concatenate(translation);
    transform->Update();
    cube->Update();

    auto transformFilter = vtkSmartPointer<vtkTransformFilter>::New();
    transformFilter->SetInputData(cube->GetOutput());
    transformFilter->SetTransform(transform);
    transformFilter->Update();
    cube->Delete();

    vtkSmartPointer<vtkPolyData> polydata = transformFilter->GetPolyDataOutput();
    if (polydata == nullptr || (polydata->GetNumberOfPoints() < 1))
    {
      localStorage->m_Actor->VisibilityOff();
      localStorage->m_HandleActor->VisibilityOff();
      localStorage->m_SelectedHandleActor->VisibilityOff();
      return;
    }

    // estimate current image plane to decide whether the cube is visible or not
    const PlaneGeometry *planeGeometry = renderer->GetCurrentWorldPlaneGeometry();
    if ((planeGeometry == nullptr) || (!planeGeometry->IsValid()) || (!planeGeometry->HasReferenceGeometry()))
      return;

    double origin[3];
    origin[0] = planeGeometry->GetOrigin()[0];
    origin[1] = planeGeometry->GetOrigin()[1];
    origin[2] = planeGeometry->GetOrigin()[2];

    double normal[3];
    normal[0] = planeGeometry->GetNormal()[0];
    normal[1] = planeGeometry->GetNormal()[1];
    normal[2] = planeGeometry->GetNormal()[2];

    //    MITK_INFO << "normal1 " << normal[0] << " " << normal[1] << " " << normal[2];
    localStorage->m_CuttingPlane->SetOrigin(origin);
    localStorage->m_CuttingPlane->SetNormal(normal);

    // add cube polydata to local storage
    localStorage->m_Cutter->SetInputData(polydata);
    localStorage->m_Cutter->SetGenerateCutScalars(1);
    localStorage->m_Cutter->Update();

    if (localStorage->m_PropAssembly->GetParts()->IsItemPresent(localStorage->m_HandleActor))
      localStorage->m_PropAssembly->RemovePart(localStorage->m_HandleActor);
    if (localStorage->m_PropAssembly->GetParts()->IsItemPresent(localStorage->m_Actor))
      localStorage->m_PropAssembly->RemovePart(localStorage->m_Actor);

    vtkCoordinate *tcoord = vtkCoordinate::New();
    tcoord->SetCoordinateSystemToWorld();
    localStorage->m_HandleMapper->SetTransformCoordinate(tcoord);
    tcoord->Delete();

    if (localStorage->m_Cutter->GetOutput()->GetNumberOfPoints() > 0) // if plane is visible in the renderwindow
    {
      mitk::DoubleProperty::Pointer handleSizeProperty =
        dynamic_cast<mitk::DoubleProperty *>(this->GetDataNode()->GetProperty("Bounding Shape.Handle Size Factor"));

      ScalarType initialHandleSize;
      if (handleSizeProperty != nullptr)
        initialHandleSize = handleSizeProperty->GetValue();
      else
        initialHandleSize = 1.0 / 40.0;

      mitk::Point2D displaySize = renderer->GetDisplaySizeInMM();
      double handleSize = ((displaySize[0] + displaySize[1]) / 2.0) * initialHandleSize;

      auto appendPoly = vtkSmartPointer<vtkAppendPolyData>::New();
      unsigned int i = 0;

      // add handles and their assigned properties to the local storage
      mitk::IntProperty::Pointer activeHandleId =
        dynamic_cast<mitk::IntProperty *>(node->GetProperty("Bounding Shape.Active Handle ID"));

      bool visible = false;
      bool selected = false;
      for (auto handle : localStorage->m_Handles)
      {
        Point3D handleCenter = m_Impl->HandlePropertyList[i].GetPosition();

        handle->SetRadius(handleSize);
        handle->SetCenter(handleCenter[0], handleCenter[1], handleCenter[2]);

        vtkMath::Normalize(normal);
        double angle = vtkMath::DegreesFromRadians(acos(vtkMath::Dot(normal, result0)));
        double angle1 = vtkMath::DegreesFromRadians(acos(vtkMath::Dot(normal, result1)));
        double angle2 = vtkMath::DegreesFromRadians(acos(vtkMath::Dot(normal, result2)));

        // show handles only if the corresponding face is aligned to the render window
        if ((((std::abs(angle - 0) < 0.001) || (std::abs(angle - 180) < 0.001)) && i != 0 && i != 1) ||
          (((std::abs(angle1 - 0) < 0.001) || (std::abs(angle1 - 180) < 0.001)) && i != 2 && i != 3) ||
          (((std::abs(angle2 - 0) < 0.001) || (std::abs(angle2 - 180) < 0.001)) && i != 4 && i != 5))
        {
          if (activeHandleId == nullptr)
          {
            appendPoly->AddInputConnection(handle->GetOutputPort());
          }
          else
          {
            if ((activeHandleId->GetValue() != m_Impl->HandlePropertyList[i].GetIndex()))
            {
              appendPoly->AddInputConnection(handle->GetOutputPort());
            }
            else
            {
              handle->Update();
              localStorage->m_SelectedHandleMapper->SetInputData(handle->GetOutput());
              localStorage->m_SelectedHandleActor->VisibilityOn();
              selected = true;
            }
          }
          visible = true;
        }

        i++;
      }

      if (visible)
      {
        appendPoly->Update();
      }
      else
      {
        localStorage->m_HandleActor->VisibilityOff();
        localStorage->m_SelectedHandleActor->VisibilityOff();
      }

      auto stripper = vtkSmartPointer<vtkStripper>::New();
      stripper->SetInputData(localStorage->m_Cutter->GetOutput());
      stripper->Update();

      auto cutPolyData = vtkSmartPointer<vtkPolyData>::New();
      cutPolyData->SetPoints(stripper->GetOutput()->GetPoints());
      cutPolyData->SetPolys(stripper->GetOutput()->GetLines());

      localStorage->m_Actor->GetMapper()->SetInputDataObject(cutPolyData);
      mitk::ColorProperty::Pointer selectedColor = dynamic_cast<mitk::ColorProperty *>(node->GetProperty("color"));
      if (selectedColor != nullptr)
      {
        mitk::Color color = selectedColor->GetColor();
        localStorage->m_Actor->GetProperty()->SetColor(color[0], color[1], color[2]);
      }

      if (activeHandleId != nullptr)
      {
        localStorage->m_HandleActor->GetProperty()->SetColor(1, 0, 0);
      }
      else
      {
        localStorage->m_HandleActor->GetProperty()->SetColor(1, 1, 1);
      }
      localStorage->m_HandleActor->GetMapper()->SetInputDataObject(appendPoly->GetOutput());

      // add parts to the overall storage
      localStorage->m_PropAssembly->AddPart(localStorage->m_Actor);
      localStorage->m_PropAssembly->AddPart(localStorage->m_HandleActor);
      if (selected)
      {
        localStorage->m_PropAssembly->AddPart(localStorage->m_SelectedHandleActor);
      }

      localStorage->m_PropAssembly->VisibilityOn();
      localStorage->m_Actor->VisibilityOn();
      localStorage->m_HandleActor->VisibilityOn();
    }
    else
    {
      localStorage->m_PropAssembly->VisibilityOff();
      localStorage->m_Actor->VisibilityOff();
      localStorage->m_HandleActor->VisibilityOff();
      localStorage->m_SelectedHandleActor->VisibilityOff();
      localStorage->UpdateGenerateDataTime();
    }
    localStorage->UpdateGenerateDataTime();
  }
}
Example #23
0
int main(int argc, char ** argv)
{
    QString volcR10("C:/develop/$sync/GFZ/data/VTK XML data/Volcano 2 topo.vtp");


    auto object = Loader::readFile(
        volcR10
        );

    double bounds[6];
    auto & dataSet = *object->dataSet();
    dataSet.GetBounds(bounds);

    vtkVector2d A{ bounds[0], 0 };
    vtkVector2d B{ bounds[1], 0 };

    auto inputPolyData = dynamic_cast<PolyDataObject *>(object.get());

    auto selector = vtkSmartPointer<LineOnCellsSelector2D>::New();
    selector->SetInputData(&dataSet);
    selector->SetCellCentersConnection(inputPolyData->cellCentersOutputPort());
    selector->SetStartPoint(A);
    selector->SetEndPoint(B);

    //auto extractSelection = vtkSmartPointer<vtkExtractSelectedPolyDataIds>::New();
    //extractSelection->SetInputData(&dataSet);
    //extractSelection->SetInputConnection(1, selector->GetOutputPort());

    //extractSelection->Update();

    //auto vPoly = extractSelection->GetOutput();

    //auto extractSelection = vtkSmartPointer<vtkExtractSelection>::New();
    //extractSelection->SetInputData(&dataSet);
    //extractSelection->SetSelectionConnection(selector->GetOutputPort());
    //extractSelection->Update();
    //auto outputData = vtkUnstructuredGrid::SafeDownCast(extractSelection->GetOutput());

    //auto vPoly = vtkSmartPointer<vtkPolyData>::New();
    //vPoly->SetPoints(outputData->GetPoints());
    //vPoly->SetPolys(outputData->GetCells());
    //vPoly->GetCellData()->PassData(outputData->GetCellData());
    //vPoly->GetPointData()->PassData(outputData->GetPointData());

    selector->Update();
    auto vPoly = selector->GetExtractedPoints();

    auto poly = std::make_unique<PolyDataObject>("extraction", *vPoly);

    QApplication app(argc, argv);

    ColorMappingChooser cmc;
    cmc.show();
    RenderConfigWidget rcw;
    rcw.show();
    RendererConfigWidget rrcw;
    rrcw.show();

    DataSetHandler dsh;
    DataMapping dm(dsh);
    auto view = dm.openInRenderView({ poly.get(), object.get() });

    auto pointsVis = dynamic_cast<RenderedPolyData *>(view->visualizationFor(poly.get()));
    pointsVis->mainActor()->GetProperty()->SetPointSize(5);
    pointsVis->mainActor()->PickableOn();

    auto baseVis = dynamic_cast<RenderedPolyData *>(view->visualizationFor(object.get()));
    baseVis->mainActor()->GetProperty()->SetOpacity(0.2);
    baseVis->mainActor()->PickableOff();

    view->show();
    cmc.setCurrentRenderView(view);
    rcw.setCurrentRenderView(view);
    rcw.setSelectedData(poly.get());
    rrcw.setCurrentRenderView(view);

    return app.exec();
}
Example #24
0
void PickCallbackFunction(vtkObject* caller, long unsigned int vtkNotUsed(eventId),
	void* clientData, void* vtkNotUsed(callData))
{
	vtkAreaPicker *areaPicker = static_cast<vtkAreaPicker*>(caller);
	iARenderer *ren = static_cast<iARenderer*>(clientData);
	ren->GetRenderWindow()->GetRenderers()->GetFirstRenderer()->RemoveActor(ren->selectedActor);

	auto extractSelection = vtkSmartPointer<vtkExtractSelectedFrustum>::New();
	extractSelection->SetInputData(0, ren->getRenderObserver()->GetImageData());
	extractSelection->PreserveTopologyOff();
	extractSelection->SetFrustum(areaPicker->GetFrustum());
	extractSelection->Update();

	if (!extractSelection->GetOutput()->GetNumberOfElements(vtkUnstructuredGrid::CELL))
	{
		ren->emitNoSelectedCells();
		return;
	}
	
	if (ren->GetInteractor()->GetControlKey() &&
		!ren->GetInteractor()->GetShiftKey())
	{
		// Adds cells to selection
		auto append = vtkSmartPointer<vtkAppendFilter>::New();
		append->AddInputData(ren->finalSelection);
		append->AddInputData(extractSelection->GetOutput());
		append->Update();
		ren->finalSelection->ShallowCopy(append->GetOutput());
	}
	else if (ren->GetInteractor()->GetControlKey() &&
		ren->GetInteractor()->GetShiftKey())
	{
		// Removes cells from selection 
		auto newfinalSel = vtkSmartPointer<vtkUnstructuredGrid>::New();
		newfinalSel->Allocate(1, 1);
		newfinalSel->SetPoints(ren->finalSelection->GetPoints());
		auto currSel = vtkSmartPointer<vtkUnstructuredGrid>::New();
		currSel->ShallowCopy(extractSelection->GetOutput());
		double f_Cell[DIM] = { 0,0,0 }, c_Cell[DIM] = { 0,0,0 };
		double* spacing = ren->getRenderObserver()->GetImageData()->GetSpacing();

		for (vtkIdType i = 0; i < ren->finalSelection->GetNumberOfCells(); ++i)
		{
			bool addCell = true;
			GetCellCenter(ren->finalSelection, i, f_Cell, spacing);
			for (vtkIdType j = 0; j < currSel->GetNumberOfCells(); ++j)
			{
				GetCellCenter(currSel, j, c_Cell, spacing);
				if (f_Cell[0] == c_Cell[0] &&
					f_Cell[1] == c_Cell[1] &&
					f_Cell[2] == c_Cell[2])
				{
					addCell = false;
					break;
				}
			}
			if (addCell)
				newfinalSel->InsertNextCell(ren->finalSelection->GetCell(i)->GetCellType(),
					ren->finalSelection->GetCell(i)->GetPointIds());
		}		
		ren->finalSelection->ShallowCopy(newfinalSel);
	}
	else
	{
		// New selection
		ren->finalSelection->ShallowCopy(extractSelection->GetOutput());
	}
	ren->selectedMapper->Update();
	ren->GetRenderWindow()->GetRenderers()->GetFirstRenderer()->AddActor(ren->selectedActor);
	ren->emitSelectedCells(ren->finalSelection);
}
Example #25
0
bool Exporter::exportImageFormat(ImageDataObject & image, const QString & fileName)
{
    QString ext = QFileInfo(fileName).suffix().toLower();

    vtkSmartPointer<vtkImageWriter> writer;

    if (ext == "png")
    {
        writer = vtkSmartPointer<vtkPNGWriter>::New();
    }
    else if (ext == "jpg" || ext == "jpeg")
    {
        writer = vtkSmartPointer<vtkJPEGWriter>::New();
    }
    else if (ext == "bmp")
    {
        writer = vtkSmartPointer<vtkBMPWriter>::New();
    }

    if (!writer)
    {
        return false;
    }

    const auto scalars = image.dataSet()->GetPointData()->GetScalars();
    if (!scalars)
    {
        return false;
    }

    const auto components = scalars->GetNumberOfComponents();
    if (components != 1 && components != 3 && components != 4)
    {
        return false;
    }

    if (scalars->GetDataType() == VTK_UNSIGNED_CHAR)
    {
        writer->SetInputData(image.dataSet());
    }
    else
    {
        auto toUChar = vtkSmartPointer<ImageMapToColors>::New();
        toUChar->SetInputData(image.dataSet());

        auto lut = vtkSmartPointer<vtkLookupTable>::New();
        lut->SetNumberOfTableValues(0xFF);
        lut->SetHueRange(0, 0);
        lut->SetSaturationRange(0, 0);
        lut->SetValueRange(0, 1);

        ValueRange<> totalRange;
            
        for (int c = 0; c < components; ++c)
        {
            ValueRange<> range;
            scalars->GetRange(range.data(), c);
            totalRange.add(range);
        }

        toUChar->SetOutputFormat(
            components == 3 ? VTK_RGB :
            (components == 4 ? VTK_RGBA :
                VTK_LUMINANCE));

        toUChar->SetLookupTable(lut);

        writer->SetInputConnection(toUChar->GetOutputPort());
    }

    writer->SetFileName(fileName.toUtf8().data());
    writer->Write();

    return true;
}