VTK/Examples/Cxx/Visualization/TextureMapImageData

#include <vtkSmartPointer.h>
 
#include <vtkImageCanvasSource2D.h>
#include <vtkPlaneSource.h>
#include <vtkPolyDataMapper.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkRenderer.h>
#include <vtkTexture.h>
 
int main(int, char *[])
{
  // Create an image
  vtkSmartPointer<vtkImageCanvasSource2D> imageSource = 
    vtkSmartPointer<vtkImageCanvasSource2D>::New();
  imageSource->SetScalarTypeToUnsignedChar();
  imageSource->SetExtent(0, 20, 0, 20, 0, 0);
  imageSource->SetNumberOfScalarComponents(3);
  imageSource->SetDrawColor(127,255,100);
  imageSource->FillBox(0,20,0,20);
  imageSource->SetDrawColor(20,20,20);
  imageSource->DrawSegment(0, 0, 19, 19);
  imageSource->DrawSegment(19, 0, 0, 19);
  imageSource->Update();
 
  // Create a plane
  vtkSmartPointer<vtkPlaneSource> plane = 
    vtkSmartPointer<vtkPlaneSource>::New();
  plane->SetCenter(0.0, 0.0, 0.0);
  plane->SetNormal(0.0, 0.0, 1.0);
 
  // Apply the texture
  vtkSmartPointer<vtkTexture> texture = 
    vtkSmartPointer<vtkTexture>::New();
  texture->SetInputConnection(imageSource->GetOutputPort());
 
  vtkSmartPointer<vtkPolyDataMapper> planeMapper = 
    vtkSmartPointer<vtkPolyDataMapper>::New();
  planeMapper->SetInputConnection(plane->GetOutputPort());
 
  vtkSmartPointer<vtkActor> texturedPlane = 
    vtkSmartPointer<vtkActor>::New();
  texturedPlane->SetMapper(planeMapper);
  texturedPlane->SetTexture(texture);
 
  // Visualize the textured plane
  vtkSmartPointer<vtkRenderer> renderer = 
    vtkSmartPointer<vtkRenderer>::New();
  renderer->AddActor(texturedPlane);
  renderer->SetBackground(1,1,1); // Background color white
  renderer->ResetCamera();
 
  vtkSmartPointer<vtkRenderWindow> renderWindow = 
    vtkSmartPointer<vtkRenderWindow>::New();
  renderWindow->AddRenderer(renderer);
 
  vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor = 
    vtkSmartPointer<vtkRenderWindowInteractor>::New();
  renderWindowInteractor->SetRenderWindow(renderWindow);
 
  renderWindow->Render();
 
  renderWindowInteractor->Start();
 
  return EXIT_SUCCESS;
}