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48 lines
1.3 KiB
48 lines
1.3 KiB
2 years ago
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#!/usr/bin/env python
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# This simple example shows how to do basic texture mapping.
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import vtk
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from vtk.util.misc import vtkGetDataRoot
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VTK_DATA_ROOT = vtkGetDataRoot()
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# Load in the texture map. A texture is any unsigned char image. If it
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# is not of this type, you will have to map it through a lookup table
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# or by using vtkImageShiftScale.
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bmpReader = vtk.vtkBMPReader()
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bmpReader.SetFileName(VTK_DATA_ROOT + "/Data/masonry.bmp")
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atext = vtk.vtkTexture()
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atext.SetInputConnection(bmpReader.GetOutputPort())
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atext.InterpolateOn()
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# Create a plane source and actor. The vtkPlanesSource generates
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# texture coordinates.
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plane = vtk.vtkPlaneSource()
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planeMapper = vtk.vtkPolyDataMapper()
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planeMapper.SetInputConnection(plane.GetOutputPort())
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planeActor = vtk.vtkActor()
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planeActor.SetMapper(planeMapper)
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planeActor.SetTexture(atext)
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# Create the RenderWindow, Renderer and both Actors
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ren = vtk.vtkRenderer()
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renWin = vtk.vtkRenderWindow()
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renWin.AddRenderer(ren)
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iren = vtk.vtkRenderWindowInteractor()
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iren.SetRenderWindow(renWin)
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# Add the actors to the renderer, set the background and size
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ren.AddActor(planeActor)
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ren.SetBackground(0.1, 0.2, 0.4)
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renWin.SetSize(500, 500)
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ren.ResetCamera()
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cam1 = ren.GetActiveCamera()
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cam1.Elevation(-30)
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cam1.Roll(-20)
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ren.ResetCameraClippingRange()
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iren.Initialize()
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renWin.Render()
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iren.Start()
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