openvice

Open source engine for Grand Theft Auto: Vice City.

Features:

• Read GTA format files: IMG, DIR, DFF, TXD
• Render: Frustum culling

Features

Render

• DirectX 11
• SSAO
• Post processing color with Motion blur
• Shadows (Cascaded Shadow Maps)
• MSAA 4x
• Volumetric God Rays
• Volumetric Clouds (half-res raymarch) analytical lighting
• Water: Fresnel effect, soft ripples, specular highlights from the sun, alpha blending, and cloud reflections

Physics

• Used Bullet Physics
• Vehicle vertex deformation physics

Build

Open openvice.sln solution in Microsoft Visual Studio 2019 and click Build -> Build Solution.

Controls

• NUMPAD 0 - Change to control character (Tommy)
• NUMPAD 1 - Free camera
• NUMAPD 2 - Change to control Cheetah
• F3 - Enable/disable debug line physics
• F7 - Enable/disable shadows
• F8 - Enable/disable SSAO
• F9 - Change post effects mode to: Off, Post FX, Post FX with Motion blur
• F10 - Enable/disable God rays
• NUMPAD 9 - Enable/disable clouds
• NUMPAD 4 - Damage player (−15 HP)
• NUMPAD 5 - Heal player (+25 HP)
• NUMPAD 6 - Full armour
• WASD - Controls character/vehicle/camera
• Space - Jump / vehicle handbrake
• Shift - Sprint
• Alt - Walk
• Mouse
• Mouse wheel - Change camera speed, change camera+-

HUD (re3/miami style): clock, money, health, armour, minimap radar.

System requirements

• Windows Vista or higher
• DirectX 11

Dependencies

• Bullet Physics 2.89
• DirectXTex. Build DirectXTex_Desktop_2019.sln
• DirectXMath

Tested

• Windows 10 Pro (version 22H2)