Dear Utkarsh, Thanks for your mail.
From: Utkarsh Ayachit <[email protected]> Subject: Re: [Paraview] Is the VIEW-UP vector updated automatically? Date: Thu, 2 Oct 2014 16:00:33 -0400 > Yes, vtkCamera does often update its itself. Look at vtkCamera.cxx [1]. > > [1] > https://github.com/Kitware/VTK/blob/83be7b1b77a6bfbf296ccaa5155cec57d0c77a8c/Rendering/Core/vtkCamera.cxx Then, how does the following happen? > On Thu, Oct 2, 2014 at 2:18 AM, Kazuyoshi Furutaka > <[email protected]> wrote: >> From Python Shell, I got the following result: >> >> ...resetting... >> Python 2.7.5 (default, Sep 25 2014, 13:58:10) >> [GCC 4.8.3 20140911 (Red Hat 4.8.3-7)] on linux2 >>>>> from paraview.simple import * >>>>> box=Box() >>>>> Show(box) >> <paraview.servermanager.CompositeMultiSliceRepresentation object at >> 0xad91dcc> >>>>> cam=GetActiveCamera() >>>>> cam.SetPosition(0,3,3) >>>>> Render() >> <paraview.servermanager.SliceView object at 0xad91bac> >>>>> cam.GetViewUp() >> (0.0, 1.0, 0.0) >>>>> My understanding from the "Figure 3-11 Camera attributes" of `The Visualization Toolkit (4th ed.)' is that the view-up vector always points upward to the camera and should always be normal to the direction of projection (and therefore parallel to the SCREEN). Is this correct? Do I misunderstand something? Thanks, Kazuyoshi -- Kazuyoshi Furutaka furutaka _dot_ kazuyoshi _at_ jaea _dot_ go _dot_ jp _______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the ParaView Wiki at: http://paraview.org/Wiki/ParaView Follow this link to subscribe/unsubscribe: http://public.kitware.com/mailman/listinfo/paraview
