Titanfall engine branch

The Titanfall branch is a third-party Source branch developed by Respawn Entertainment using licensed Source Engine code from Valve. It is a heavily modified version of the Portal 2 engine branch^[1] that adds many huge modifications and improvements that bring Source close to modern standards while keeping the game consoles run the game well optimized at 60FPS. This engine branch is still in active development.

Features

Todo: List all of the features of this modified engine.

Native DirectX 11 (dxlevel 110) and DirectX 12 (dxlevel 120) (only in ) renderer

DirectX 11 is now supported, previous version has been dropped. DirectX 12 is also supported in Apex Legends when launched with -eac_launcher_settings SettingsDX12.json launch option.

This would makes games requiring atleast Windows Vista SP2 or 7 to play.

New rendering system with Physically Based Rendering

Texture streaming (also in )

64-bit support

Full support for 64-bit. 32-bit are not supported on this branch.

New netcode

Customized version of BSP and VPK

New Audio system

A new audio system called Speex^[confirm] has been used for Titanfall, Wwise is also used in Titanfall.

Miles Sound System (for Titanfall 2 and Apex Legends) has been updated to properly support 7.1 surround on modern systems and better DSP effects.

Better HDR Rendering

Custom in-house Sound System

Modern console support ( PlayStation 4, PlayStation 5, Nintendo Switch, Xbox One and Xbox Series X/S)

Of little use to modders, needless to say!

Availability

• Titanfall (earlier version, delisted on Steam)
• Titanfall 2 (earlier version)
• Apex Legends

References

1. According to the sequel Titanfall 2's steam.inf or gameinfo.txt containing leftovers appid (620) for Portal 2
   Confirm:Is this still the case with the latest version of Titanfall 2?, or in previous game, Titanfall?, or if Apex Legends also used the same unused AppID?