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Abrupt lighting change #1578

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pjcozzi opened this issue Mar 27, 2014 · 7 comments · Fixed by #1680
Closed

Abrupt lighting change #1578

pjcozzi opened this issue Mar 27, 2014 · 7 comments · Fixed by #1680

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@pjcozzi
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pjcozzi commented Mar 27, 2014

Open the corridor Sandcastle example. Zoom in and tilt the view. The green corridor will appear to blink perhaps when it changes frustums?

image

image

Most likely OIT related. Compare to b26.

@pjcozzi pjcozzi added the bug label Mar 27, 2014
@mramato
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mramato commented Mar 27, 2014

This bug has existed in one form or another forever, I just confirmed that I can reproduce the problem without the OIT branch. I think it may be the same thing that causes #592. It's particular bad for translucent objects, which turn black or invisible when it happens. Here's the world covered in 1 degree slightly translucent brightly colored extents in 2D and CV modes. While it looks somewhat sunlightish, changing to different times has no effect. In CV mode, changing camera angle warps the dark streams to different areas.

image

image

@mramato
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mramato commented Apr 30, 2014

I'm not sure how directly related it is to this issue, but setting the appearance to 'flat' seems to have no affect on lighting in the above screenshots either. mailing list thread

@pjcozzi
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pjcozzi commented May 7, 2014

This was not fixed in #1680.

@pjcozzi pjcozzi reopened this May 7, 2014
@WilsonMuktar
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not fixed ?

@WilsonMuktar
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i'm using cesium to generate colored map, look like below :
120006000

can anyone help me to be fix it ?
the color didn't fully the same, some of them become more darker.

@mramato
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mramato commented Aug 18, 2015

There is no simple solution to this problem at this time (which is why this issue is still open). We have a longer term roadmap to refactor the lighting system but no ETA as to when it will happen.

@pjcozzi
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pjcozzi commented Jan 2, 2017

Closing as duplicate with #1825.

@pjcozzi pjcozzi closed this as completed Jan 2, 2017
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4 participants