Emulator

Game Name?
Metroid Prime 3: Corruption and Metroid Prime Trilogy.

Game ID?
RM3P01, RM3E01, R3MP01, R3ME01.

What's the problem? Describe what went wrong in few words.
At the bottom of the screen, a row of bloom lighting appears that seems to be behaving like it's at the center of the screen rather than the bottom.

What did you expect to happen instead?
Normal bloom behavior.

What steps will reproduce the problem?

1. Enable "Synchronize GPU thread".
2. Start any save file.

Dolphin 3.5 and 3.5-367 are old versions of Dolphin that have
known issues and bugs, so don't report issues about them and test the
latest Dolphin version first.
Which versions of Dolphin did you test on?
4.0-4173, and a variety of other revisions after 4.0-278.

Does using an older version of Dolphin solve your issue? If yes, which
versions of Dolphin used to work?
4.0-278 and earlier don't have this issue.

What are your PC specifications? (including, but not limited to: Operating
System, CPU and GPU)
Windows 7 (64-bit), Intel Core i3 2120 @ 3.3GHz, AMD Radeon Powercolor AX6870 w/ 1GB VRAM.

Is there any other relevant information? (e.g. logs, screenshots,
configuration files)
Screenshot: http://i.imgur.com/RSwIssG.png
It's also worth noting that, in the PAL versions, this issue disappears if PAL60 is disabled.