Satellite orbit lines are not updated correctly when the landscape is changed.

Bug #1622796 reported by Jordan
10
This bug affects 2 people
Affects Status Importance Assigned to Milestone
Stellarium
Fix Released
Medium
Guillaume Chereau

Bug Description

If the landscape is changed with the option "Use associated planet and position" the orbit lines are not displayed correctly for the new position. Stars and planets works well. Only the orbit lines does not.

For example, if i change from one landscape to another(both on earth) the orbit lines does not change correctly. But if i change from a landscape on earth to another planet and then back to a landscape on earth the orbit lines works correctly.

Changing the position in the location window(F6) works without problems.

Testet Stellarium 0.15.0 64bit on Windows10 and Linux Mint 18 Cinnamon

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

Can't confirm issue. Please attach a screenshot with problematic orbits.

Changed in stellarium:
status: New → Incomplete
Revision history for this message
Jordan (iordanis-kiriakidis) wrote :

OK. here is an example.

Top left is a screenshot when i start Stellarium. You see the orbit of the ISS. Everything is OK.

Top right screenshot is after i changed the Landscape with with the option "Use associated planet and position". You can see that the ISS no longer displayed correctly.

If I change the landscape to another planet and then back to the previously inaccurate displayed landscape it looks like the bottom right screenshot. Wich is now displayed correctly.

Bottom left is a screenshot when i change the location in the "Location window (F6)" Which shows also the correct position of th ISS. But here is just need to klick the location without changing to another planet.

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

Ah! Artificial satellites!

Changed in stellarium:
status: Incomplete → Confirmed
importance: Undecided → Medium
tags: added: plugin satellites
Revision history for this message
Guillaume Chereau (guillaume-chereau) wrote :

I guess the `locationChanged` signal is not emitted at the end of the movement when we smoothly change locations.

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

Signal 'locationChanged' emitted in both cases (I've checked it) but I don't understand why in second case orbit has 'old location' still.

Revision history for this message
Guillaume Chereau (guillaume-chereau) wrote :
Revision history for this message
Alexander Wolf (alexwolf) wrote :

Yes, this patch fixes issue. Thank you very much!

Changed in stellarium:
milestone: none → 1.0.0
status: Confirmed → Fix Committed
assignee: nobody → Guillaume Chereau (guillaume-chereau)
Revision history for this message
Jordan (iordanis-kiriakidis) wrote :

I have some cylindrical high res landscapes 8192 x 4096 pixel and others with 4096 x 2048 pixel.
For me the transition beetween landscapes does not work if the new selected landscape has a higher resolution than 4096 x 2048 pixel.

The transition between the 4096 x 2048 resolution landscapes works smoothly and looks fantastic, but if I switch to the higher resolution, there is no transition.

Is there a limit in Stellarium for highres landscapes?

Testet on the latest Beta Stellarium 0.90.0.8706

Changed in stellarium:
milestone: 1.0.0 → 0.15.1
no longer affects: stellarium/0.15
Changed in stellarium:
status: Fix Committed → Fix Released
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