[Paraview] Incorrect shading results in ParaViewWeb Local(VGL) mode

[Sebastien Jourdain]

>From the source tree it will be in

{VTK-src}/Web/JavaScript/Lib/vtkweb.viewport.webgl.js

Which will be gathered inside

{www}/lib/core/vtk-web-all.js

On Mon, Jan 18, 2016 at 9:01 AM, Junjie Xue <bitxue at foxmail.com> wrote:

> Hi, Sebastien,
>
> Thanks for your quick reply!
>
> I need to modify the frustum parameter(modify the 'far' value from 1e4 t
> 1e5) to test the model in 'deprecated' mode. The code of 'local(cgl)' mode
> is located in '/.../ext/core/vgl.min.js'. Do you know where is the WebGL
> code of 'deprecated' mode?
>
> Best,
> Junjie
>
> 在 2016/1/18 23:36, Sebastien Jourdain 写道:
>
> Did you try the other WebGL option that is marked 'deprecated' ?
>
> On Mon, Jan 18, 2016 at 1:12 AM, Xue Junjie <bitxue at foxmail.com> wrote:
>
>> It seems the Local(VGL) rendering mode in ParaViewWeb has issues with
>> some model files.
>>
>> How to reproduce the issue:
>> open the visualiser, selecte the data file: 'can.ext2'.
>> Under 'Remote mode': all is ok, no issue
>> Under 'Local(VGL) mode': if the model is zoomed out to a certain
>> distance, some faces on the model is shaded black.
>>
>> I guees this is caused by the rendering mechanism differences between
>> Paraview and ParaViewWeb . This issue exists in both paraview4.3 & 4.4,
>> anyone knows how to solve it? or any other solutions the get correct
>> rendering results in Local(VGL) mode? Thanks in advance!
>>
>> Junjie Xue
>> Beihang University
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