0.2.4

• Version ID: 3116
• Size: 110.58 MB
• Published: 2024-07-27

Changelog

New features, options and improvements

• New Surfaces FX module for off-road physics (documentation on how to prepare a car or a track coming soon);
• New Rally Stage mode for Quick Drive;
• New Rally Copilot app on App Shelf for rally modes or just learning an unfamiliar track;
• New Dynamic Return app on App Shelf for perfecting driving through custom track sectors;
• New options:
  • Center UI for wide screens with single screen mode;
  • Prevent replays from interpolating car teleports (enabled by default);
  • Save size and position of Assetto Corsa window between sessions;
  • New physics experiment to use pit positions for spawning if other spawn points are not set properly;
  • New optimization for virtual memory allocation for replays;
  • Show white flag on the last race lap (and optionally hide leader on last lap message);
  • Stop camera switch on replay activation;
  • New Behavior: tweak to stop AIs from teleporting when stuck;
  • Automatically flip AI spline on up/downhill tracks where creator forgot to do so;
  • Force reverb for audio active at all times;
  • Hide missing driver model instead of using default one (in case there are some issues with rig compatibility);
  • Temporary tweak stopping replays from recording state of track objects if there are too many of them, to save on VRAM;
• Grass FX:
  • New wind implementation;
  • fuPBR_… and ksMultilayer_objsp_nm4 shaders are compatible with grass;
  • Issue with grass missing on edges of the screen with camera rotation fixed;
  • Better compatibility with LCS;
• Tyres FX:
  • Normals and color are fading with wear;
  • Flex uses actual data with extended physics active;
• Photo app:
  • Button to reset exposure;
  • Option to use focal length units for zoom;
  • Removing stored points saves changes now;
• Triple tweaks:
  • New method for uneven sides actually matching scene;
  • Options to redefine triple behavior for different types of cameras;
• Android Auto:
  • New web browser app (replacing car info app);
  • Cars can add extra apps (requires signing for now);
  • Hover mouse over virtual keyboard to use actual keyboard for typing;
• Handbrake syncs online (using a single bit for now);
• Tracks surface type detection improved, no longer thrown off by an uppercase (improves Surfaces FX);
• Search in taskbar treats spaces better (query for renderstats will find Render Stats app);
• CSP Debug app: colliders are shown for three nearest cars, for easier investigation of online collisions;
• Chaser Camera: different scripts for first and second camera;
• Default WeatherFX style: a bit of extra chromatic aberration for glare;
• Walking Out: gamepad controls, a lot of fixes, main car now can be teleported;
• CSP verifies its version number against data_manifest.ini to try and detect corrupted installations;
• Servers can send a certain packet to update admin state of a player explicitly;
• Missing driver_base_pos.knh no longer leads to a crash;
• Rain FX racing line is affected differently by different types of tyres (a very rough estimate for now);
• CSP-generated car previews are sharper now;
• New Modes can disable yellow and blue flags, also disabled with track day mode;
• Hidden config line to specify list of textures affected by color changes in chat online.

Extended physics

• Cosmic suspension:
  • Improved calculation efficiencies for coilovers;
  • Fixed position setup adjustments for joints using asymmetrical geometry;
  • Fixed bug with torsion bar preload angle;
• Extended physics brakes:
  • Added compatibility for vanilla ERS;
  • Vanilla steerbrake should now be compatible;
  • Improved accuracy of air density effect on cooling (v2 thermal model only);
• Extended physics tires:
  • Improved accuracy of air density effect on cooling (v2 thermal model only);
• Extended physics ERS:
  • New (WIP) ERS model added, documentation will be available on the wiki soon;
• Extended car physics stores more data in the car state.

Fixes

• New pause menu fixed;
• Turbo adjustment stopping to work fixed;
• IME support (such as virtual keyboards, Windows Emoji selector or something more complex) improved, but just in case it can be disabled now in GUI section;
• Odometer loading should be fixed (and for cases without CM used, CSP will keep its own track of total driven distance);
• Extra FX TAA works a bit better with LCS enabled (sharpening with it active is reduced now), no longer makes sun black;
• Extra FX SSLR should work better with LCS enabled;
• Ctrl+Shift+A/T selects previous mode (some other bindings from that group need more fixing, working on it);
• Ctrl+Shift+U switches to a previous desktop;
• CSP integration of system keybindings fixed, now MGU ones support controllers again, engine brake works properly including held down Shift button;
• Automatic shadow splits no longer take FOV into account for interior shots, splits are shown in LightingFX app;
• [CUSTOM_PHYSICS] EXTRAPOLATE_STATE = 1 for online servers is removed (please set to 0 anyway if your servers require CSP newer than 2784, to fix issues with 0.2.3);
• Dust particles keep their colors for longer;
• Radio no longer keeps playing after restarting AC if it was paused, or in replays;
• fuPBR… shaders with parallax reduce its contribution at grazing angles, preventing some visual glitches;
• Surface colors synchronization for smoke, particles and skidmarks better handles broken materials with widely different ksAmbient and ksDiffuse;
• CSP showroom no longer crashes with a certain tonemapping function;
• Cars with tyres with insane dimensions no longer break skidmarks, GrassFX and such;
• Using track camera for extra shots no longer affects audio (also, Lua scripts can specify cameras set to use);
• Origin shift activates sooner to prevent wobbling on some tracks;
• Objects Inspector shows state of integer values properly (for example, flags);
• Loading original car textures with kn5:: works much better with encrypted models;
• HUD toasts (popup messages in the bottom left corner) no longer steal focus on appearing;
• Web Browser with its Ctrl+Tab no longer conflicts with Apps Switcher;
• Taskbar icons are positioned in a more stable way to prevent flickering;
• A bunch of fixes for random crashes when editing configs and such;
• Distant headlights glare is removed for now until I’ll redo it in a way that doesn’t rely on cars having accurate headlight light source placement;
• Matte glass taking distance into account to adjust blurriness (introduced in 0.2.3) fixed;
• Visual part for deforming track walls fixed;
• Surfaces FX:
  • AIs no longer break when driving off-track;
  • AIs will try and select gravel tyres where appropriate;
• Rain FX:
  • AI tyre selection fixed;
  • Water splashes from wheels fixed, now spawn in the right place and look correctly as well;
  • Few other small visual improvements;
  • Whitish fake shadows outline with ExtraFX should be fixed;
• Tyres FX: rain tyre patterns are better compatible with grass and damage, color has been fixed as well;
• Domain zone finally fixed;
• Mesh raycasting missing some flat static meshes fixed;
• Crashes with extended physics setup items happening if − or + buttons were held are fixed (also, the whole thing should be a bit more stable overall);
• Track sections set in sections.ini going through starting line should work now;
• Gamepad and keyboard keyboard bindings ignore presses if keyboard modifiers are pressed (apart from gear up/down and handbrake for keyboard controls, in case somebody would use Ctrl, Alt or Shift for - gas or brakes); wheel keyboard bindings should already filter out those presses;
• Toggling replay mode or seeking its time bar marks cars as jumped preventing some issues with animated entities;
• New trees use track occlusion planes (both distant billboards and closer 3D trees), shading slightly improved;
• Advanced chunks optimization no longer messes up TAA and motion blur on some tracks;
• Yellow and blue flags shouldn’t flicker in obscure cases anymore;
• Trees are drawn in mirrors with high quality reflections (with shadows);
• Camera app restores DOF settings to previous when closed (for free and F5 cameras);
• WindscreenFX forcefully adds transparent flag to windscreen meshes to help some poorly made mods;
• A fix for looped lanes without intersections for traffic planner and mode;
• Origin Shift is triggered less often, no longer messes up reflections or flexing cars on shift;
• 60s driver model helmet drawn with NeckFX is fixed;
• Skin driver model overrides are ignored if skin driver model is missing;
• Meshes with premultiplied blending should be better compatible with ExtraFX;
• Mesh deduplication got some stability improvements, but also disabled by default for now;
• Android Auto: YouTube fixed (ytp-dl updated);
• Few smaller stability improvements.

Configs

• Animated car mud flaps;
• New modifier for flag shader to act as a tent roof (wobbling with wind, soaking up with rain);
• nePBR… and nePerPixelMultiMap_bending now support UV2-mapped stickers;
• Default settings for driver model extra shadowing adjusted for better visuals;
• New GEAR_RAW format type for CSP digital instruments (regular GEAR now shows the custom gear label if set);
• Specify car to take audio from if car audio is missing (also, missing car audio no longer causes a crash);
• Car configs can use [AUDIO_VOLUME_EXT] to set alternative volume multipliers for exterior views only;
• New [PITSTOP_CAMERA] THETA=, PHI=, RADIUS=, FOV= parameters for track configs altering camera used for tyre changes animation;
• New [START_CAMERA] BLOCK_TRAJECTORIES=, POSITION_OFFSET= parameters for track configs altering starting camera;
• ksPerPixelMultiMap_AT_NMDetail should support seasonal changes better;
• New ksTree_bush shader, acts just like ksTree (including A2C support), but receives per-pixel shadows;
• [SHADER_REPLACEMENT_…] entries load SHADER value as a list now, using the last entry that is available;
• New parameter for UV-based mesh splitting, UV_REGIONS_USE_SIZE, for simpler configuration;
• New BLEND_MODE = PREMULTIPLIED value for shader replacements;
• ksWindscreen: new alphaGamma parameter for quickly adjusting transparency;
• Shaders ksPerPixelMultiMap, ksPerPixelMultiMap_NMDetail and ksPerPixelMultiMap_damage_dirt now can receive traces from wipers as well;
• Tracks load dirt, dust and grass color properly (generic config stops working if sections are present), also loading colors from [DIRT] section if [TYRES_FX] section is missing.

Lua & Python

• Common API:
  • tyreRadius in car state updates with changes in selected tyres;
  • Shared signing library for some advanced trickery using RSA;
  • Shared library for raycasting track physics geometry with extra details;
  • Shared library for storing data using SQLite as backend;
  • Capturing starting camera is safer;
  • ac.takeAStepBack() takes a distance argument;
  • ac.markLapAsSpoiled() got an option to hide the spoiled lap message;
  • ac.isControllerGear<Up/Down>Pressed() should be triggered by apps such as Unbound as well;
  • ac.getCarGearLabel() for getting the label of currently engaged gear;
  • ac.<log/warn/error/debug>() have been moved to C++ side for better performance, now can be deactivated AC-wide (see developer settings in general group);
  • Load tables from car, track or online script configs;
  • Leaderboard in Lua state works properly in races with multiple sessions;
• Audio:
  • Group events have volume multipliers set to 100% by default;
  • A certain DSP entry to access volume peaks live;
• Scene API:
  • Loading extra KN5s with skinned meshes should work now;
  • Loading different KN5s from the same folder no longer causes issues if they share a texture name;
  • Extra human models can be loaded to car root much more reliably, applying human surface materials and more;
• UI API:
  • ui.onChat() is fixed;
  • ui.onDriverNameTag() force activates new tags for the current session;
  • Web browser engine: few stability improvements, new :onCrash() method, new :texture() method for accessing raw texture directly;
  • Premultiplied UI modifier works much better;
  • New functions: ui.<begin/end>MIPBias();
  • New icons: redo, reset, up (alt.);
  • ui.onDriverTags(): smoother fading nearby, optional table to override tag settings;
  • ui.DWriteFont() supports font variations, such as slant, with new :axis() method;
• Gameplay API:
  • ac.setAILevel() upper limit has been raised from 1 to 2;
  • Define new audio volume levels to be shown in Audio Volumes app (see Rally Copilot volume);
• Car physics scripts:
  • Override ABS behavior;
  • Values in ac.accessCarPhysics() are no longer zero at the start of the script;
  • ac.setExtraMass() no longer messes up car resets or pushes player car when AIs teleport;
• New Modes:
  • Few fixes for general look and feel;
  • Extended physics is now available;
  • Option to fallback to pit positions if start positions are missing;
  • Specify Lua apps to open automatically if not (won’t be saved as opened at the end of the session);
  • Reload on restart now happens after the user car has been teleported;
  • Finish fade time is customizable;
  • Mouse shouldn’t get stuck on session results anymore (might also apply to other AC modes such as drift or time attack);
• Lua apps:
  • New ac.setWindowIcon() (if icon updates rarely, works much better than a live icon);
  • Ability to run a bit of code in semi-background (used by updated Setup Exchange app to show number of available setups on its icon);
  • Windows can be registered as Object Inspector tools instead;
• WeatherFX:
  • New ac.setExtraAmbientDistance() function for WeatherFX styles;
  • Graphics Adjustments FFX CAS should pass HDR values above 1 through (without applying sharpening to them), for targeting HDR displays;
• Car instrument scripts can override letter used for current gear, allowing to create proper automatic gearboxes;
• Online scripts can use ac.storageSetPath() to share settings between different servers.