The Moon halo is "broken"

Bug #1502495 reported by Tuomas Teipainen
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Stellarium
Opinion
Undecided
Unassigned

Bug Description

In the current version of Stellarium the Moon halo has some kind of a weird distortion effect over it. This problem has existed since about version 0.13.0, I think.

The effect looks like a smudged glass that Moon is being viewed through. Also, the edges of the halo appear pixelated. If i move around the smudge pattern appears to remain static, and doesn't move along with the Moon (just like looking through a dirty window or something). Changing the value of "atmosphereybin" to eg. 10 in Config.ini makes the effect more pixelated. Changing it to 100 makes the edges somewhat less pixelated, but also kills my FPS.

I'm also not able to change the halo texture in ssystem.ini. It seems that the halo is somehow generated by the program code in the current version. I think it looks unrealistic and should be replaced with the haloLune.png texture that is found inside the texture folder. Also, the "star" halo of the Moon should probably be disabled by default.

Revision history for this message
Tuomas Teipainen (tuomastpnen) wrote :
description: updated
Revision history for this message
Alexander Wolf (alexwolf) wrote :

Are you have 16-bit per color channel?

Revision history for this message
Tuomas Teipainen (tuomastpnen) wrote :

My graphics card is set to 32 bit colors, if you meant that. I'm using a Windows 10 laptop with Intel Core i7-5500U and Intel HD Grahics 5500.

tags: added: atmosphere opengl
Revision history for this message
gzotti (georg-zotti) wrote :

Tuomas, you can add in your config.ini:
[landscape]
atmosphereybin = 75

or something higher than the default 44 to get rid of the "smudged glass" effect. It governs the tesselation of the sky.

gzotti (georg-zotti)
Changed in stellarium:
status: New → Opinion
Revision history for this message
Alexander Wolf (alexwolf) wrote :
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