Attachment 140441 Details for Bug 107092 – VTK Python script showing the thread leak

VTK Python script showing the thread leak

vtk-mesa-threads-growth.py (text/x-python), 1.01 KB, created by Cory Quammen on 2018-07-02 21:04:40 UTC

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Creator: Cory Quammen

Created: 2018-07-02 21:04:40 UTC

Size: 1.01 KB

patch

obsolete

>import vtk
>import time
>
>
># This example creates an offscreen render window and resizes
># it in an attempt to replicate a bug observed when rendering
># with mesa-llvm.
>
>cone = vtk.vtkConeSource()
>coneMapper = vtk.vtkPolyDataMapper()
>coneMapper.SetInputConnection(cone.GetOutputPort())
>coneActor = vtk.vtkActor()
>coneActor.SetMapper(coneMapper)
>
>renderer = vtk.vtkRenderer()
>renderer.AddActor(coneActor)
>
>renWin = vtk.vtkRenderWindow()
>renWin.OffScreenRenderingOn()
>renWin.AddRenderer(renderer)
>renWin.Render()
>print renWin.ReportCapabilities()
>
>win2img = vtk.vtkWindowToImageFilter()
>win2img.SetInput(renWin)
>
>pngWriter = vtk.vtkPNGWriter()
>pngWriter.SetInputConnection(win2img.GetOutputPort())
>
>for i in xrange(40):
>  renWin.SetSize(300, 300)
>  win2img.Modified()
>  renWin.Render()
>  pngWriter.SetFileName("vtk-mesa-threads-growth-300x300.png")
>  pngWriter.Write()
>
>  renWin.SetSize(500, 500)
>  win2img.Modified()
>  renWin.Render()
>  pngWriter.SetFileName("vtk-mesa-threads-growth-500x500.png")
>  pngWriter.Write()
>
>  time.sleep(1)

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Attachments on bug 107092: 140440 | 140441

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