v0.2.0 — Rendering fixes

OpenChaos v0.2.0 — Rendering fixes

Fan modernization of Urban Chaos (1999). Requires original game files (Steam/GOG).

What's new

Gameplay:

• Added gamepad cheats (see GAMEPLAY_CHANGES.md for details, document is in Russian) (0761e512)
• Grenade trajectory line is no longer shown during normal gameplay, moved to debug mode only (76bd738d)
• Shooting trace lines are no longer shown during normal gameplay, moved to debug mode only (0a315140)

Rendering bug fixes:

• Fixed transparent effects (fire, lights, steam) — leaves and other objects were incorrectly rendering on top of effects (b0511300)
• Fixed steam disappearing (22913158, d41caa97)
• Fixed puddles disappearing (9c0582ce)
• Fixed broken leaf/newspaper textures (6f175570)
• Fixed corrupted backgrounds for menu fonts and weapon icons ("ghost RGB" issue) (a01507a8)
• Fixed outro text background not being transparent (24f36fae)
• Fixed outro 3D models disappearing (64-bit regression) (d0198ff3)
• Fixed fog not being applied to people/characters (17e50da8)
• Fixed geometry polygons disappearing at the near clipping plane (2e5f8e17)
• Fixed D3D→OpenGL texturing convention issues (6fedfdfa)
• Fixed sound picker disappearing (c234a13a)
• Small lighting fix (1d7860e2)

Internal:

• Legacy Direct3D 6 backend is no longer supported and has been removed from the codebase (0888cd0d)

Current state

This is an early alpha. The game launches and is partially playable, but expect:

• Crashes (especially on Windows)
• Visual glitches
• Fixed window resolution (no resize yet)
• No launcher or settings UI

How to run

1. Download the zip for your platform
2. Extract into your Urban Chaos game folder (where the data folder is)
3. Run OpenChaos.exe (Windows) or OpenChaos.command (macOS)

Requirements

• Original Urban Chaos game files (Steam or GOG version)
• Windows 10+ (x64) or macOS 12+ (Apple Silicon)