iRacing – 2021 Season 4 Patch 1 Deployed

iRacing has deployed the 2021 Season 4 Patch 1 for its online racing platform.

As usual, the patch contains a healthy number of fixes and improvements for various parts of the simulation. Check out the changelog below, for all the details.

Credit: Featured iRacing screenshot by Todd Rushing.

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Official Webpage – www.iRacing.com

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iRacing UI:

Paint Shop

• Two new sponsors have been added – Ricmotech and Next Level Racing.

Simulation:

AI Racing

• AI Drivers have received additional training entering the pits at the Sebring Club layout.

Graphics

• A fix has been applied for an issue where the environment map for cars (and some other objects) would stop updating, and therefore not update for any sky\lighting changes, when using a camera outside of the car cockpit with the number of Dynamic Cubemaps set to 0.
• Fixed an issue with SMP/SPS and animated characters at tracks where SpeedTree is utilized. 

Hosted AI Racing

• An icon has been added to the in-sim helmets to indicate which drivers are AI.

Lighting

• Some lighting settings have been adjusted to subtly reduce the warm hues seen in daytime lighting.

Race Servers

• Fixed an issue that could cause race servers to crash.
• Fixed an issue that could cause human players to be assigned to an AI team, causing the AI host to crash to desktop.

Rallycross Racing

• Increased the grip level of rallycross dirt slightly. This should return it to the grip level experienced before this season.

Spotter

• Radio audio filter has been applied to the new Italian spotter package samples.

Cars:

BMW M4 GT3

• Material assignment has been updated for a screw on the front fender grill.

Dallara F3

• The UI model should now have a steering column again.

Dallara IndyCar IR-18

• Adjusted parameters for tires used at Motegi and Darlington.
• iRacing setups have been updated.

Ferrari 488 GT3 Evo 2020

• For custom paints, some decal UVs have been adjusted to prevent them from bleeding onto the rear wing.
• Fixed an issue where tires would become translucent in smoke.
• Fixed the look of some mirror mount screws.
• Fixed a pitboard and spec error in some textures.

Formula Renault 3.5

• iRacing setups have been updated.

Global Mazda MX-5 Cup

• Cockpit textures have been updated.

Late Model

• iRacing setups have been updated.

NASCAR 1987 Class Cars

• iRacing setups have been updated.

NASCAR Cup Chevrolet Camaro ZL1

• Audio has been updated to be less muffled when above 6500 RPM.

NASCAR Next Gen Class Cars

• The rub block collision system has been adjusted  to improve interaction with ground contact.
• iRacing setups have been updated.

Porsche 911 GT3 Cup (992)

• iRacing setups have been updated with track specific setups.
• The vertical size of the stamped name has been reduced so some letters aren’t cut off.
• External shift lights should now better match the in-car shift lights.
• Steering wheel buttons are now textured properly when using the Static Steering Wheel option.
• Fixed an issue where the in-SIM display name for this vehicle was incorrect. 
• Pedal animations should no longer jump to no travel when the pedal is pressed to full travel. 
• The side windows have been remapped to allow flag graphics to be placed in the B pillar per Supercup rules.

Porsche 919

• The digital dash should now exist again when using the Static Steering Wheel setting.

Skip Barber Formula 2000

• Driver shake animations have been tuned to be less shaky.

SCCA Spec Racer Ford

• The F8 black box has been updated to ensure all text is visible.

Street Stock

• Drivers should once again use the proper helmets in this car.

Super Late Model

• More appropriate tires should now load at road and dirt road courses.

[Legacy] Dallara IndyCar

• The steering shaft should now only exist in the proper location.

[Legacy] NASCAR Chevy Impala COT

• A control statement has been stabilized.

Tracks:

Barber Motorsports Park

• A gap filler model has been added to help hide seams in the world. 

Five Flags Speedway

• The main grandstand should now continue to exist at Low settings.

Hungaroring Circuit

• Numbers on marshall posts should have less z-fighting.
• Added a pyramid curb between the pillows at turn 6.
• The pitwall has been adjusted to properly meet the asphalt.
• Tree textures and models have been updated. 
• Weather information has been updated to bring wind speeds into a reasonable range.
• Some terrain edges have been smoothed out.
• Bumps in turn 2 and 11 have been smoothed out.
• Paddock and garage areas have been updated.
• Main entrance area has been updated.
• Flags have been added around the track.
• Some sunken elements have been raised to the terrain level, and some floating elements have been lowered to the terrain level.
• Start lights have been added.
• Objects that fill holes in the terrain mesh, such as tunnels, curbs, and walls, should now never disappear – even with low rendering settings.
• Race marshal huts have been deployed.
• Flaggers have been added.
• A pair of bumps on the front-stretch have been smoothed.
• Fixed a development environment loading error at this track.
• Adjusted some track surface bumps
• Banner flags have been added.
• Flag booths have been updated.
• A pillow curb was added to the chicane.

Laguna Seca

• A gap filler model has been added to help hide seams in the world. 

Lime Rock Park

• A gap filler model has been added to help hide seams in the world. 

Mount Panorama Circuit

• Some signs have been updated.

Okayama Raceway

• A gap filler model has been added to help hide seams in the world. 

Oran Park

• A gap filler model has been added to help hide seams in the world.

Oulton Park

• A gap filler model has been added to help hide seams in the world. 

Road Atlanta

• New buildings have been added to the track.
• Lighting has been updated in a number of areas and this track is now ready for night racing.
• A gap in the pitwall has been filled.
• Various wall end caps have been added.

Summit Point Raceway

• A gap filler model has been added to help hide seams in the world.

Tsukuba Raceway

• A gap filler model has been added to help hide seams in the world.