ic410.png and n2359.png not correctly sized

Bug #1641773 reported by Keatah
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Stellarium
Fix Released
Low
Alexander Wolf
0.15
Fix Released
Low
Alexander Wolf

Bug Description

ic410.png and n2359.png not correctly sized to power of 2 for the renderer. And therefore they do not load.

Stellarium 0.12.7 LTS

Revision history for this message
Alexander Wolf (alexwolf) wrote :

Can't confirm issue (ic410.png has size 800x800 pixels, n2359.png - 500x500 pixels).

Please give info about graphics card.

Changed in stellarium:
assignee: nobody → Alexander Wolf (alexwolf)
status: New → Incomplete
Revision history for this message
Keatah (keatah) wrote :

Ohh gosh it's old, 82855gm by intel.

The log file suggested to manually resize the images to power of 2, 512x512 & 1024x1024, and it worked. So that's my work around.

Changed in stellarium:
importance: Undecided → Low
Revision history for this message
Keatah (keatah) wrote :

found cas.png also needed converting. All other nebula images included with 0.12.7 LTS are power of 2.

Revision history for this message
gzotti (georg-zotti) wrote :

So the fix is to make sure all textures are 2^n x 2^m at least in the 12.x series. I think systems ready for Qt5 do not have such problems any more.

Revision history for this message
Alexander Wolf (alexwolf) wrote :

> So the fix is to make sure all textures are 2^n x 2^m at least in the 12.x series. I think systems ready for Qt5 do not have such problems any more.

Not exactly. Some old GPU requires 2^n sizes for correct rendering. For example I can't reproduce the issue on nvidia GPU.

Changed in stellarium:
milestone: none → 0.12.8
Revision history for this message
gzotti (georg-zotti) wrote :

Yes, ancient GPUs which are generally not powerful enough for Qt5's OpenGL2.1 requirement.
See https://www.opengl.org/wiki/NPOT_Texture
So I conclude this affects only the 0.12 series.

Revision history for this message
Keatah (keatah) wrote :

As an aside.. I also found CAS.png not loading, but it never got mentioned in the log. After manual conversion it, too, now loads.

Changed in stellarium:
status: Incomplete → Confirmed
Changed in stellarium:
status: Confirmed → Fix Committed
Changed in stellarium:
status: Fix Committed → Fix Released
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