void VtkVisPipelineView::convertVTKToOGSMesh()
{
VtkVisPipelineItem* item = static_cast<VtkVisPipelineItem*>(
static_cast<VtkVisPipeline*>(this->model())->getItem(this->selectionModel()->currentIndex()));
vtkSmartPointer<vtkAlgorithm> algorithm = item->algorithm();
vtkUnstructuredGrid* grid(NULL);
vtkUnstructuredGridAlgorithm* ugAlg = vtkUnstructuredGridAlgorithm::SafeDownCast(algorithm);
if (ugAlg)
grid = ugAlg->GetOutput();
else
{
// for old filetypes
vtkGenericDataObjectReader* dataReader = vtkGenericDataObjectReader::SafeDownCast(algorithm);
if (dataReader)
grid = vtkUnstructuredGrid::SafeDownCast(dataReader->GetOutput());
else
{
// for new filetypes
vtkXMLUnstructuredGridReader* xmlReader = vtkXMLUnstructuredGridReader::SafeDownCast(algorithm);
grid = vtkUnstructuredGrid::SafeDownCast(xmlReader->GetOutput());
}
}
MeshLib::Mesh* mesh = MeshLib::VtkMeshConverter::convertUnstructuredGrid(grid);
mesh->setName(item->data(0).toString().toStdString());
emit meshAdded(mesh);
}
void VtkVisPipelineView::constructMeshFromImage(QString msh_name, MshElemType::type element_type, UseIntensityAs::type intensity_type)
{
vtkSmartPointer<vtkAlgorithm> algorithm =
static_cast<VtkVisPipelineItem*>(static_cast<VtkVisPipeline*>(this->model())->
getItem(this->selectionModel()->currentIndex()))->algorithm();
vtkSmartPointer<VtkGeoImageSource> imageSource = VtkGeoImageSource::SafeDownCast(algorithm);
double origin[3];
imageSource->GetOutput()->GetOrigin(origin);
double spacing[3];
imageSource->GetOutput()->GetSpacing(spacing);
MeshLib::Mesh* mesh = VtkMeshConverter::convertImgToMesh(imageSource->GetOutput(), origin, spacing[0], element_type, intensity_type);
mesh->setName(msh_name.toStdString());
emit meshAdded(mesh);
}