andywangrex / imame4all

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GL video mode slower than SW (threaded) on Xperia Play #129

Open GoogleCodeExporter opened 9 years ago

GoogleCodeExporter commented 9 years ago
I know I've e-mailed you about this, but I thought I'd add it as a proper issue 
and see if others have any thoughts or have the same issue.

As per title, the 'GL (Faster)' video mode runs 10%-50% slower than the 'SW 
(Threaded)' video mode on my Xperia Play. This is on both versions of 
MAME4Droid (0.37b5 and Reloaded).

I've asked about this on XDA forums, no response yet. Can any other Play owner 
reading this verify?

Original issue reported on code.google.com by matbur...@gmail.com on 3 Mar 2012 at 4:13

GoogleCodeExporter commented 9 years ago
Well, Im a Play owner as well using the 4g model, and while I cant EXACTLY 
verify this study, I know that it doesnt help Mortal kombat games still, since 
im playing it now which runs the same speed: about 40%, compared to .37b5 which 
runs at about 90%-100% each game.

Original comment by thehamb...@gmail.com on 3 Mar 2012 at 7:10

GoogleCodeExporter commented 9 years ago
Yes, my understanding is that for games which don't run full speed in software, 
GL mode should give it a boost. Instead the speed is the same for games not 
running full speed, and slower for full speed games with throttle off.

Original comment by matbur...@gmail.com on 4 Mar 2012 at 12:25

GoogleCodeExporter commented 9 years ago
I had a chat with Seleuco about this, it seems to be functioning correctly. 
Something about GL mode waiting to complete each frame whereas threaded 
software mode will skip drawing frames if throttle is off, making it appear to 
be faster. Also the improvement with GL mode is minimal on my relatively 
low-res phone screen, particularly as I'm not using any advanced scaling or 
filters. This issue can probably be closed.

Original comment by matbur...@gmail.com on 20 Mar 2012 at 1:53