How to set screen resolution

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lostinfuture
Posts: 4
Joined: Tue 14 Aug 2018 10:01

How to set screen resolution

Post by lostinfuture »

Hello RetroStone users!
Just got my device and flashed RetrOrange Pi
Device can boot but console fonts and menu in emulators are barely readable. Looks like resolution issue. Does somebody knows how to fix this?
Thanks in advance
bedfellow
Posts: 38
Joined: Wed 15 Aug 2018 21:22

Re: How to set screen resolution

Post by bedfellow »

I have the same issue.

Here's a picture of my screen. I presume it should look better than this?

Image
outz
Posts: 16
Joined: Thu 9 Aug 2018 07:12

Re: How to set screen resolution

Post by outz »

not sure if would resolve your issue

i increased the resolution in /boot/script.bin

sudo su -
mv /boot/script.bin /root/script.bin.orig
mv script.bin.orig
bin2fex script.bin.orig script.fex
nano script.fex

find the line disp_init
here i changed fb0_width and fb0_height from their default values
[disp_init]
disp_init_enable = 1
disp_mreboode = 1
screen0_output_type = 2
screen0_output_mode = 14
screen1_output_type = 2
screen1_output_mode = 14
fb0_format = 0
fb0_width = 672
fb0_height = 448
fb1_format = 0
fb1_width = 0
fb1_height = 0

once you're done editiing, fex2bin script.fex script.bin
cp script.bin /boot/
reboot once you've completed the above

mine are:
[disp_init]
disp_init_enable = 1
disp_mode = 1
screen0_output_type = 2
screen0_output_mode = 14
screen1_output_type = 2
screen1_output_mode = 14
fb0_format = 0
fb0_width = 720
fb0_height = 460
fb1_format = 0
fb1_width = 0
fb1_height = 0
KimDEa
Posts: 6
Joined: Sun 12 Aug 2018 04:26

Re: How to set screen resolution

Post by KimDEa »

I was send email to pierre.
He recommend gbz35 theme
I use it. It’s ok But not perfect.
bedfellow
Posts: 38
Joined: Wed 15 Aug 2018 21:22

Re: How to set screen resolution

Post by bedfellow »

Even changing the theme to gbz35 is a challenge, as the text is quite unreadable. After changing, the games lists are easier to read but the settings menus are still very difficult to read as the fonts are far too small for the low resolution screen.
bedfellow
Posts: 38
Joined: Wed 15 Aug 2018 21:22

Re: How to set screen resolution

Post by bedfellow »

Is it possible to upgrade the display? Are there any conmpatible higher resolution diplays available?
User avatar
Admin
Administrateur du site
Posts: 505
Joined: Sat 10 Dec 2016 13:12

Re: How to set screen resolution

Post by Admin »

We'r working on the improvement of emulation station theme to fit the LCD. Meanwhile I would suggest using the GBZ35 theme.
zxdunny
Posts: 44
Joined: Mon 30 Jul 2018 11:21

Re: How to set screen resolution

Post by zxdunny »

It seems from my use of this thing that the screen resolution is higher than the available pixel count of the actual physical screen - it's scaling down from 640x480 (or whatever) to 320x240 - so there's a lot of filtering going on and fonts tend to disappear or become smudged. I'm looking to see if I can fix this.
bedfellow
Posts: 38
Joined: Wed 15 Aug 2018 21:22

Re: How to set screen resolution

Post by bedfellow »

zxdunny wrote: Fri 24 Aug 2018 16:24 It seems from my use of this thing that the screen resolution is higher than the available pixel count of the actual physical screen - it's scaling down from 640x480 (or whatever) to 320x240 - so there's a lot of filtering going on and fonts tend to disappear or become smudged. I'm looking to see if I can fix this.
This would make sense, as I'm sure the screen is capable of a higher resolution picture than I'm seeing. I would be interested in trying out any settings you have.
zxdunny
Posts: 44
Joined: Mon 30 Jul 2018 11:21

Re: How to set screen resolution

Post by zxdunny »

Unfortunately, ES only allows a minimum of a 640x480 screen resolution. Changing to anything lower results in a small box at the top left of the screen - which is now doubly scaled down :)

So I suppose we probably have a few options now:

1. A custom version of RetrorangPi that can use a 320x240 resolution (unlikely as the system editors would be unusable)
2. Someone figures a way to mod in a 640x480 LCD - even via composite that should make a world of difference.
3. Fix a theme up specifically for the RetroStone.

Any volunteers? :D
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