NVIDIA ShadowWorks consists of different technologies to provide cinematic shadows.
HBAO+ is a SSAO algorithm designed to achieve high efficiency on DX11 GPUs.
Advanced Soft Shadows provides a simple interface for adding high quality efficient shadows to games. It improves on PCSS to reach new levels of quality and performance, with the ability to render cascaded shadow maps, and multiple spot lights.

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Key Features - HBAO+
  • State of the art SSAO (FullScreen, FlickerFree, ArtifactFree)
  • Interleaved rendering
  • Scalable
Key Features - Advanced Soft Shadows
  • State of the art soft shadows (PCSS, MVSS, ...)
  • Support for cascaded shadow maps
  • Simple but powerful interface
Platforms PC
Dependencies DX11 / OpenGL
Engines UE4 (GitHub)
Quick Links GeForce - HBAO+

NVIDIA ShadowWorks in Game/Demo Examples

Far Cry 4

NVIDIA HBAO+ adds realistic Ambient Occlusion shadowing and shading around objects and surfaces that occlude light, with a considerably-higher degree of precision than previous AO techniques.The trailer video also high-lights other GameWorks features like NVIDIA HairWorks, PCSS, TXAA, Volumetric Lighting and PhysX.

 

Assassins Creed Unity

Overview of HBAO+ and TXAA in the game.

 

The Crew

Overview of HBAO+ and TXAA in the game.

 

Call of Duty: Ghosts

NVIDIA HBAO+ adds realistic Ambient Occlusion shadowing and shading around objects and surfaces that occlude light, with a considerably-higher degree of precision than previous AO techniques.

 

Assassin's Creed IV: Black Flag

Overview of some of PCSS, HBAO+ and other NVIDIA tech in game.