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Update gamescope-session/usr/libexec/gamescope-sdl-workaround

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ferreo 2025-01-05 15:30:23 +01:00
parent 87eb629ff1
commit 47155dfee3
1 changed files with 21 additions and 12 deletions
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33
gamescope-session/usr/libexec/gamescope-sdl-workaround
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@ -3,20 +3,22 @@
# Regexes for GPUs requiring the SDL backend workaround
# Can be used in regexes as $POLARIS_RE|$VEGA_RE etc for readability
# Needed output for a regex can gathered from "switcherooctl list"
POLARIS_RE="Ellesmere|Lexa PRO|Polaris \d{2} XL|RX 470/480/570/570X/580/580X/590|540/540X/550/550X|RX 540X/550/550X"
# Needed output for a regex can gathered from "lspci -nnk | grep -P "(VGA compatible|3D) controller" -A1"
# The regex format is Perl REGEX
POLARIS_RE="Ellesmere|Lexa|Baffin|Polaris\s?\d{2}|RX\s?[4-5]\d{2}[^\d]"
# Used to combine all regex into 1 var ex: FINALE_RE="$POLARIS_RE|$VEGA_RE"
# Used to combine all regex into 1 var ex: FINALE_RE="$POLARIS_RE|$VEGA_RE" for readability if we need to add more card models
FINAL_RE="$POLARIS_RE"
# Get the users homedirs so we can check for export-gpu configs
HOMES=$(grep "/home" /etc/passwd | awk -F ":" '{ print $6 }')
# Find all GPUs using lspci
VGA_CONTROLLERS=$(lspci -nn | grep -P "(VGA compatible|3D) controller")
# Find all GPUs using lspci (and include the Subsystem in the output)
VGA_CONTROLLERS=$(lspci -nnk | grep -P "(VGA compatible|3D) controller" -A1)
# Check inside users home if gamescope is configured to use a specific GPU
# This at least does not break gamescope on systems where users have re-enabled the sddm login screen
# This at least does not break gamescope on systems where users have re-enabled the login screen
# or use a different card for gamescope.
while IFS= read -r USERDIR
do
# If a vulkan device config is present
@ -27,10 +29,16 @@ do
# Write info to journal
echo "INFO: VULKAN_ADAPTER is set to $VULKAN_GPU by env config." | systemd-cat -t gamescope-sdl-workaround -p info
# If a vulkan device is configured
# If a Vulkan Device is configured
if [ -n "$VULKAN_GPU" ]; then
# Replace list of VGA controllers with just this device
VGA_CONTROLLERS=$(lspci -nn -d "$VULKAN_GPU")
# Get the current Vulkan Device
CUR_VULKAN_ADAPTER=$(lspci -nnk -d "$VULKAN_GPU" | head -n 2)
# Check if output is not empty
if [ -n "$CUR_VULKAN_ADAPTER" ]; then
# Replace list of VGA controllers with $CUR_VULKAN_ADAPTER and it's Subsystem
VGA_CONTROLLERS="$CUR_VULKAN_ADAPTER"
fi
fi
fi
done <<< "$HOMES"
@ -38,8 +46,9 @@ done <<< "$HOMES"
# Process the VGA controllers list to see if we match any cards that need the sdl workaround
while IFS= read -r GPU
do
# We will utilize grep and its Perl regex engine for this, the bash regex engine is too basic
# If we match with a card that requires sdl workaround
if [[ "$GPU" =~ ($FINAL_RE) ]]; then
if echo "$GPU" | grep -P "($FINAL_RE)" > /dev/null; then
# Write info to journal
echo "INFO: $GPU detected" | systemd-cat -t gamescope-sdl-workaround -p info
echo "INFO: SDL backend workaround will be applied." | systemd-cat -t gamescope-sdl-workaround -p info
@ -51,7 +60,7 @@ done <<< "$VGA_CONTROLLERS"
# Write info to journalctl
echo "INFO: SDL backend workaround not required for this system" | systemd-cat -t gamescope-sdl-workaround -p info
echo 'INFO: If SDL backend workaround IS required for your card. Provide your "lspci -nn | grep -P '"'"'(VGA compatible|3D) controller'"'"'" to the developers.' | systemd-cat -t gamescope-sdl-workaround -p info
echo 'INFO: If SDL backend workaround IS required for your card. Provide your "lspci -nnk | grep -P '"'"'(VGA compatible|3D) controller'"'"' -A1" to the developers.' | systemd-cat -t gamescope-sdl-workaround -p info
# This GPU does not require sdl workaround, exit 1 (false)
exit 1
exit 1