/usr/share/vtk/Array/Cxx/AdjacencyMatrix.cxx is in vtk-examples 5.8.0-17.5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | #include <vtkAdjacencyMatrixToEdgeTable.h>
#include <vtkArrayPrint.h>
#include <vtkDenseArray.h>
#include <vtkDiagonalMatrixSource.h>
#include <vtkRenderWindow.h>
#include <vtkGraphLayoutView.h>
#include <vtkSmartPointer.h>
#include <vtkTable.h>
#include <vtkTableToGraph.h>
#include <vtkRenderer.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkViewTheme.h>
int main(int vtkNotUsed(argc), char *vtkNotUsed(argv)[])
{
vtkSmartPointer<vtkDiagonalMatrixSource> source = vtkSmartPointer<vtkDiagonalMatrixSource>::New();
source->SetExtents(10);
source->SetDiagonal(0);
source->SetSuperDiagonal(1);
source->SetSubDiagonal(2);
source->Update();
cout << "adjacency matrix:\n";
vtkPrintMatrixFormat(cout, vtkDenseArray<double>::SafeDownCast(source->GetOutput()->GetArray(0)));
cout << "\n";
vtkSmartPointer<vtkAdjacencyMatrixToEdgeTable> edges = vtkSmartPointer<vtkAdjacencyMatrixToEdgeTable>::New();
edges->SetInputConnection(source->GetOutputPort());
vtkSmartPointer<vtkTableToGraph> graph = vtkSmartPointer<vtkTableToGraph>::New();
graph->SetInputConnection(edges->GetOutputPort());
graph->AddLinkVertex("rows", "stuff", false);
graph->AddLinkVertex("columns", "stuff", false);
graph->AddLinkEdge("rows", "columns");
vtkSmartPointer<vtkViewTheme> theme;
theme.TakeReference(vtkViewTheme::CreateMellowTheme());
theme->SetLineWidth(5);
theme->SetCellOpacity(0.9);
theme->SetCellAlphaRange(0.5,0.5);
theme->SetPointSize(10);
theme->SetSelectedCellColor(1,0,1);
theme->SetSelectedPointColor(1,0,1);
vtkSmartPointer<vtkGraphLayoutView> view = vtkSmartPointer<vtkGraphLayoutView>::New();
view->AddRepresentationFromInputConnection(graph->GetOutputPort());
view->EdgeLabelVisibilityOn();
view->SetEdgeLabelArrayName("value");
view->ApplyViewTheme(theme);
view->SetVertexLabelFontSize(20);
view->SetEdgeLabelFontSize(18);
view->VertexLabelVisibilityOn();
view->GetRenderWindow()->SetSize(600, 600);
view->ResetCamera();
view->GetInteractor()->Start();
return 0;
}
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