Thanks Dan. Run you script through pvpython. No modifications apart from the filenames. I still have an image with 1000x855 size (see attached).
I will try to build paraview from source to see if this changes. Thanks [image: Inline images 1] On 12 September 2015 at 02:04, Dan Lipsa <[email protected]> wrote: > Ruggiero, > Attached is the script I used on ParaView master. It saves a 1000x1000 > png. I had to uncomment renderView1.ViewSize and change the magnification > for SaveScreenshot to 1. > > Dan > > > > On Thu, Sep 10, 2015 at 9:38 PM, Ruggiero Guida <[email protected]> > wrote: > >> Attached. Thanks for checking. >> >> On 11 September 2015 at 09:34, Dan Lipsa <[email protected]> wrote: >> >>> If you send me your test.vtk I can try to generate the script on my >>> machine. >>> >>> Dan >>> >>> >>> On Thu, Sep 10, 2015 at 9:10 PM, Ruggiero Guida < >>> [email protected]> wrote: >>> >>>> I am using the 4.3.1 binary version downloaded from the website. I >>>> generated my script starting from the trace as you suggest. Uncommenting >>>> the ViewSize on your script works. The fact is that it does not work on >>>> mine and i really don't understand why. I guess it is related to the >>>> settings of the camera. >>>> >>>> Have you tried to run my script on your machine? I would expect to have >>>> a square image with the data fitted perfectly into it, but as soon as I >>>> increase the ViewSize above 855x855, only the horizontal size increases. As >>>> you can see from the VTK the source data is 24x24. >>>> >>>> Thanks >>>> >>>> >>>> >>>> On 11 September 2015 at 08:51, Dan Lipsa <[email protected]> wrote: >>>> >>>>> What version of ParaView do you use? I run the script on a ParaView >>>>> source build from git master. >>>>> >>>>> >>>>> You should be able to do Tools / Start Trace, open your file and then >>>>> save it to the desired resolution. The script generated should tell you >>>>> what settings you need. You might need to uncomment the setting of the >>>>> ViewSize. This is what I had to do. >>>>> >>>>> On Thu, Sep 10, 2015 at 6:41 PM, Ruggiero Guida < >>>>> [email protected]> wrote: >>>>> >>>>>> Thanks Dan. >>>>>> >>>>>> The image saved is 648 x 639 (see attached). What I am not >>>>>> understanding is the relation between ViewSize, camera settings and >>>>>> actual >>>>>> image size in pixels. >>>>>> >>>>>> I would like to use paraview to render some textures that I will be >>>>>> using in my code and I need the image ti fit perfectly the content. >>>>>> >>>>>> On 10 September 2015 at 23:19, Dan Lipsa <[email protected]> >>>>>> wrote: >>>>>> >>>>>>> Ruggiero, >>>>>>> The following script saves a 100x100 sphere. >>>>>>> I created it using the trace option in ParaView. >>>>>>> >>>>>>> >>>>>>> On Thu, Sep 10, 2015 at 5:07 AM, Ruggiero Guida < >>>>>>> [email protected]> wrote: >>>>>>> >>>>>>>> I am trying to create a screenshot of a specific size from a [VTK >>>>>>>> file][1]. >>>>>>>> This is the code I am using >>>>>>>> >>>>>>>> from paraview.simple import * >>>>>>>> paraview.simple._DisableFirstRenderCameraReset() >>>>>>>> rad_map = LegacyVTKReader(FileNames=['test.vtk']) >>>>>>>> >>>>>>>> # get active view >>>>>>>> renderView1 = GetActiveViewOrCreate('RenderView') >>>>>>>> dpi = 70 >>>>>>>> heigth = 24.39846235421442 >>>>>>>> width = 24.398462354214413 >>>>>>>> width_p = int(width * dpi) >>>>>>>> heigth_p = int(heigth * dpi) >>>>>>>> renderView1.ViewSize = [width_p, heigth_p] >>>>>>>> >>>>>>>> # reset view to fit data >>>>>>>> #renderView1.ResetCamera() >>>>>>>> >>>>>>>> # current camera placement for renderView1 >>>>>>>> renderView1.CameraParallelProjection = 1 >>>>>>>> renderView1.CameraPosition = [5, 5, 1000] >>>>>>>> renderView1.CameraFocalPoint = [5, 5, 0.0] >>>>>>>> renderView1.CameraViewUp = [0.0, 1.0, 0.0] >>>>>>>> scale = (heigth) / 2.0 >>>>>>>> renderView1.CameraParallelScale = scale >>>>>>>> >>>>>>>> Render() >>>>>>>> SaveScreenshot("/Users/ruggiero/dev/test.png", magnification=1) >>>>>>>> >>>>>>>> The problem is that the `ViewSize` seems to be ignored and I keep >>>>>>>> having images of fixed size 1707 × 855. The height 855 seems to be a >>>>>>>> kind >>>>>>>> of limit; the only way to get what I want is to limit the `ViewSize` to >>>>>>>> 855x855. >>>>>>>> >>>>>>>> I have checked [this][2] question and [this][3] question, but with >>>>>>>> no success. >>>>>>>> >>>>>>>> Any idea? I am not very confident in the settings for the camera. >>>>>>>> Could this be the issue? >>>>>>>> >>>>>>>> >>>>>>>> [1]: https://dl.dropboxusercontent.com/u/1342856/test.vtk >>>>>>>> [2]: >>>>>>>> http://stackoverflow.com/questions/31930448/in-python-script-for-paraview-can-i-specify-the-resolution-when-i-do-a-savescre >>>>>>>> [3]: >>>>>>>> http://stackoverflow.com/questions/27430588/paraview-python-command-to-save-picture-of-defined-size >>>>>>>> >>>>>>>> _______________________________________________ >>>>>>>> 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 >>>>>>>> >>>>>>>> Search the list archives at: http://markmail.org/search/?q=ParaView >>>>>>>> >>>>>>>> Follow this link to subscribe/unsubscribe: >>>>>>>> http://public.kitware.com/mailman/listinfo/paraview >>>>>>>> >>>>>>>> >>>>>>> >>>>>> >>>>> >>>> >>> >> >
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