mirror of
https://github.com/lucannez64/darling-lol.git
synced 2026-10-26 19:47:42 +00:00
92 lines
5.1 KiB
Bash
Executable File
92 lines
5.1 KiB
Bash
Executable File
#!/bin/sh
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# Launch Riot Client using the Darling runtime, without library injection.
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# Darling supplies Xlib Display pointers to EGL, so select X11 explicitly.
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set -eu
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# Native guest crashes created large system core files and exhausted this disk.
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# Address-only diagnostics suffice; bound this runner and its new namespace.
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if [ "${RCLOL_CORE_DUMPS:-0}" != 1 ]; then
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ulimit -c 0
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fi
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runner_dir=$(CDPATH= cd -- "$(dirname -- "$0")" && pwd)
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python3 "$runner_dir/ensure-darling-runtime.py"
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python3 "$runner_dir/ensure-darling-service-accounts.py"
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python3 "$runner_dir/ensure-league-runtime-layout.py"
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# Discard argument-rewriting settings from the former injected shim.
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unset RCLOL_APP_ARGS RCLOL_APP_ARGS_SLOT RCLOL_APP_ARG2 RCLOL_APP_ARG2_SLOT
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unset RCLOL_APP_ARG3 RCLOL_APP_ARG3_SLOT RCLOL_UX_ARG1 RCLOL_UX_ARG1_SLOT
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unset RCLOL_UX_ARG2 RCLOL_UX_ARG2_SLOT
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# The paired runtime presents completed GPU textures without CPU readback.
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# Explicit 0 or an empty value selects the CPU fallback for diagnostics.
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for option in RCLOL_GPU_DIRECT_PRESENT RCLOL_GPU_DIRECT_ASYNC DARLING_CA_PRESENT_AT_COMMIT DARLING_CA_SKIP_LOCAL_IOSURFACE_RENDER RCLOL_FORWARD_MOUSE_MOVED RCLOL_MOUSE_CONFINEMENT; do
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eval 'value=${'"$option"'-1}'
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case "$value" in 0|'') unset "$option";; *) export "$option=$value";; esac
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done
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# darling-lol perf: VSync off by default for lowest input latency.
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# Set RCLOL_GPU_DIRECT_VSYNC=1 to re-enable if tearing is unacceptable.
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eval 'value=${RCLOL_GPU_DIRECT_VSYNC-0}'
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case "$value" in 0|'') unset RCLOL_GPU_DIRECT_VSYNC;; *) export RCLOL_GPU_DIRECT_VSYNC="$value";; esac
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prefix=${DPREFIX:-$HOME/.darling}
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# The first-time installer puts the client in /Users/Shared/Riot Games and then
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# hands off through LaunchServices, which does not start it under Darling. Link
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# the installed client where the normal launch expects it.
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client="$prefix/Applications/Riot Client.app"
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shared="$prefix/Users/Shared/Riot Games/Riot Client.app"
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if [ -z "${RIOT_LAUNCHER_HOST:-}" ] && [ ! -e "$client" ]; then
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if [ ! -d "$shared" ]; then
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echo "Riot Client is not installed in $prefix; run scripts/installer.sh first" >&2
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exit 1
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fi
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if [ -L "$client" ]; then
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# An absolute link (/Users/Shared/...) resolves only inside the guest; the
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# guest still uses it for --app-root, but start the client by its real path.
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client=$shared
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else
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ln -s "../Users/Shared/Riot Games/Riot Client.app" "$client"
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fi
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fi
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A=${RIOT_LAUNCHER_HOST:-"$client/Contents/MacOS/RiotClientServices"}
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# External XIM (for example Fcitx) consumes keys before Darling forwards them.
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# Use Xlib's local input method; allow explicit testing of another modifier.
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# Linux C.UTF-8 is not a supported codecvt locale in the macOS client.
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# Keep this scoped to the guest; product region/locale arguments remain explicit.
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# The first-time installer (RIOT_LAUNCHER_HOST) exits immediately when given --app-root for a
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# Riot Client that is not installed yet; only pass it for the installed client.
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# Its native intro screen renders image layers with a blue cover and does not take clicks
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# under Darling, so start the install directly (the Riot Client UI that follows works).
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if [ -n "${RIOT_LAUNCHER_HOST:-}" ]; then
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set -- --skip-to-install --launch-product=league_of_legends --launch-patchline=live
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else
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set -- --app-root="/Applications/Riot Client.app"
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# The League login theme (video background, Install/Play button) is only shown when the client
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# is started for a product. RCLOL_LAUNCH_PRODUCT= (empty) starts the bare client instead.
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if [ -n "${RCLOL_LAUNCH_PRODUCT-league_of_legends}" ]; then
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set -- "$@" --launch-product="${RCLOL_LAUNCH_PRODUCT-league_of_legends}" \
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--launch-patchline="${RCLOL_LAUNCH_PATCHLINE-live}"
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fi
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fi
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# --- darling-lol perf: low-latency GPU driver overrides ---
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# Vulkan WSI: prefer immediate (no VSync) or mailbox (tear-free low-latency).
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export MESA_VK_WSI_PRESENT_MODE="${MESA_VK_WSI_PRESENT_MODE:-immediate}"
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# Mesa OpenGL: disable vertical sync, skip error checking.
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export vblank_mode="${vblank_mode:-0}"
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export MESA_NO_ERROR="${MESA_NO_ERROR:-1}"
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# NVIDIA proprietary driver: disable VSync, limit pre-rendered frames.
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export __GL_SYNC_TO_VBLANK="${__GL_SYNC_TO_VBLANK:-0}"
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export __GL_MaxFramesAllowed="${__GL_MaxFramesAllowed:-1}"
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export __GL_THREADED_OPTIMIZATIONS="${__GL_THREADED_OPTIMIZATIONS:-1}"
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export __GL_YIELD="${__GL_YIELD:-NOTHING}"
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# Reduce timer slack for tighter scheduling in the game process tree.
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if [ -w /proc/self/timerslack_ns ]; then
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echo 1 > /proc/self/timerslack_ns 2>/dev/null || true
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fi
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exec env -u ELECTRON_RUN_AS_NODE -u DYLD_INSERT_LIBRARIES EGL_PLATFORM=x11 \
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LANG="${RCLOL_GUEST_LOCALE:-en_US.UTF-8}" LC_ALL="${RCLOL_GUEST_LOCALE:-en_US.UTF-8}" \
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mesa_glthread="${RCLOL_MESA_GLTHREAD-${mesa_glthread-true}}" \
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XMODIFIERS="${RCLOL_XMODIFIERS:-@im=none}" DISPLAY="${DISPLAY:-:1}" \
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DYLD_LIBRARY_PATH="${DYLD_LIBRARY_PATH:-@GUEST_HOME@/RuntimeLibraries}" \
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DYLD_FRAMEWORK_PATH="${DYLD_FRAMEWORK_PATH:-@GUEST_HOME@/RuntimeFrameworks}" \
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DARLING_XSHM_LIBRARY="${DARLING_XSHM_LIBRARY:-@GUEST_HOME@/libDarlingXShm.dylib}" \
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darling "$A" --region="${RCLOL_REGION:-EUW}" --locale="${RCLOL_LOCALE:-en_GB}" \
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"$@" \
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--log-dir="@GUEST_HOME@/Library/Logs/Riot Games/Riot Client"
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