Re: [dev] dwm: fullscreen games

From: Rodrigo S. Cañibano <Draco>
Date: Mon, 30 Nov 2015 02:20:33 -0300

Thanks, i'll add it right now.

I tried just before I read your mail portal2, and it is completely
broken. If I find something, i'll let you know.

On 21 November 2015 at 19:36, Matthew of Boswell
<> wrote:
> On Sat, 21 Nov 2015 09:19:07 +0000
> Raphaël Proust <> wrote:
>> See this thread about
>> that. I'm not sure if it still applies to current version.
>> On 21 November 2015 at 00:46, Draco Metallium(Rodrigo S. Cañibano)
>> <> wrote:
>> > I'm loving this WM!
>> >
>> > I just made a quick hack to unfloat fullscreen windows.
>> >
>> > On 20 November 2015 at 16:23, Draco Metallium(Rodrigo S. Cañibano)
>> > <> wrote:
>> >> Thanks, I'll try that.
>> >>
>> >> But if you come to a more general solution(so it can be apply to other
>> >> programs), I would be please to hear it!
> I also came up with a patch... although I was trying to go the opposite
> direction - make steam fullscreen games actually go fullscreen. After
> reading your first post, I tested it with youtube, and it was able to
> un-fullscreen youtube videos that played in the surf web browser.
> This patch will let you toggle whether a window is fullscreen with
> Mod+Shift+m. I use it like this:
> 1. start steam game
> 2. wait for game to load (most Source engine games use about 1/4 of the
> screen and fill the rest with black)
> 3. after the loading screen, I hit shift+tab to bring up the steam
> overlay, then I move the mouse outside of the tiny game window and hit
> shift+tab again. This somehow breaks the fullscreen broken black window
> and makes the game window floating. Now I can use mod+shift+m, and the
> game goes into actual fullscreen mode.
> I've been working on this issue on and off for weeks now... I can't
> quite figure out why Source engine games don't correctly use the whole
> screen in fullscreen mode.
> I compared with how the games run in awesome:
> 1. start steam game
> 2. game starts up fine, using the entire screen. Window manager keys
> still function.
> Problem is... games started in awesome don't actually go fullscreen
> mode. They go "borderless window" mode. I figured this out by chance
> while fiddling with nvidia-settings... No v-sync, g-sync, or page
> flipping.
> Note that other games that don't use the Source engine often work fine.
> Terraria goes fullscreen without issue. Faster Than Light also
> works well (though it grabs the keyboard so I can't use window manager
> keys).
> So, dwm is able to correctly set fullscreen mode sometimes, but awesome
> always successfully sets borderless window mode (even if the game wants
> real fullscreen).
> With some hacking of the dwm source code, I was able to make "rules"
> that forced the problem games into proper fullscreen mode right as they
> launched. But I'm still trying to figure out the proper way to handle
> this (short of making a list of all the steam game window class names
> and forcing them all fullscreen).
> I'm thinking that the Source engine's linux fullscreen code is probably
> broken, but dunno for sure.
> --
> Matt Boswell
Received on Mon Nov 30 2015 - 06:20:33 CET

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