karting-superstars.sh for Rocknix/Portmaster - 9th March 2025

#!/bin/bash

# Determine PortMaster control folder
if [ -d "/opt/system/Tools/PortMaster/" ]; then
  controlfolder="/opt/system/Tools/PortMaster"
elif [ -d "/opt/tools/PortMaster/" ]; then
  controlfolder="/opt/tools/PortMaster"
else
  controlfolder="/roms/ports/PortMaster"
fi

# Source control files if available
source "${controlfolder}/control.txt"
[ -f "${controlfolder}/mod_${CFW_NAME}.txt" ] && source "${controlfolder}/mod_${CFW_NAME}.txt"
get_controls

# Variables
GAMEDIR="/storage/roms/ports/karting-superstars"
WINEPREFIX="/storage/.wine64-shared"

# Ensure the game directory exists.
if [ ! -d "$GAMEDIR" ]; then
  echo "Error: Game directory missing ($GAMEDIR). Please check your installation."
  exit 1
fi

# Change to game directory and prepare logging.
cd "$GAMEDIR"
> "$GAMEDIR/log.txt" && exec > >(tee "$GAMEDIR/log.txt") 2>&1
chmod +x -R "$GAMEDIR"/*

# Following section of box64 exporta added by titooo7
# This definitely improves performance in Cocoon and probably some Unity games
# It is basically the equivalent to a Performance present on Winlator 7.1.3 v11R2 from coffincolors with the only change of the Unity value changed from 0 to 1

export BOX64_DYNAREC_SAFEFLAGS=1
export BOX64_DYNAREC_FASTNAN=1
export BOX64_DYNAREC_FASTROUND=1
export BOX64_DYNAREC_X87DOUBLE=0
export BOX64_DYNAREC_BIGBLOCK=3
export BOX64_DYNAREC_STRONGMEM=0
export BOX64_DYNAREC_FORWARD=512
export BOX64_DYNAREC_CALLRET=1
export BOX64_DYNAREC_WAIT=1
export BOX64_AVX=0
export BOX64_MAXCPU=8
export BOX64_UNITYPLAYER=1

# IMPORTANT - The following two lines were added by me, titooo7, but I got no clue if that actually works or helps

winetricks graphics=wayland
export WINE_USE_XWAYLAND=1

# I wanted to use the next variable but I don't know if it should be export -force-gfx-direct or export force-gfx-direct so I am not using it
#export -force-gfx-direct


# Environment variable exports.
export SDL_GAMECONTROLLERCONFIG="\$sdl_controllerconfig"
export WINEPREFIX="/storage/.wine64-shared"
export WINEDEBUG=-all

# Graphics and optimization options.
export DXVK_HUD=devinfo,fps,gpuload,version
export DXVK_ASYNC=1
export STAGING_SHARED_MEMORY=1
export STAGING_WRITECOPY=1


# Check if pm_message exists.
if ! type pm_message &>/dev/null; then
    echo "Warning: pm_message function is missing. Skipping dependency message."
else
    pm_message "Checking for and installing dependencies..."
fi

# Config Setup: create config directory and bind to the Wine save folder.
mkdir -p "$GAMEDIR/config"
if [ "$(type -t bind_directories)" = "function" ]; then
    bind_directories "$WINEPREFIX/drive_c/users/root/AppData/LocalLow/Andrew Shouldice/Secret Legend" "$GAMEDIR/config"
else
    echo "Warning: bind_directories function is missing. Skipping config binding."
fi

# Check that box64, wine64, and GPTOKEYB exist before launching.
if ! command -v box64 &>/dev/null || ! command -v wine64 &>/dev/null; then
  echo "Error: box64 or wine64 is missing. Install them before running the game."
  exit 1
fi
if ! command -v /usr/bin/gptokeyb &>/dev/null; then
  echo "Error: GPTOKEYB is missing. Install it before running the game."
  exit 1
fi

# Launch the game:
# First, launch GPToKeyB for controller mapping.
/usr/bin/gptokeyb "karting-superstars.exe" -c "./karting-superstars.gptk" &
# Then launch the game executable from the data folder using box64/wine64.
box64 wine64 "$GAMEDIR/data/"karting-superstars.exe""