Flow map
From polycount
Revision as of 14:30, 7 May 2012 by EricChadwick (Talk)
Flow Map
A flow map stores directional information in a texture, also called a vector field. This can be used to control the UV coordinates for a water texture, to make the texture flow around rocks. It can also be used to control the direction of a hairstyle's anisotropic specular highlight.
Flow Map Links
- Creating a "comb map" Paint Shop Pro tutorial by Ben Mathis, Polycount forum thread
- Flow Map Painting Script Polycount forum thread
- Creating and using Flow Maps UDK tutorial by Phill Johnson
- How Do You Make a Flow Map? Polycount forum thread
- UDK - Maelstrom/Whirlpool - Creation Process? Polycount forum thread
Flow Map Whitepapers
- Water Technology of Uncharted Naughty Dog whitepaper from GDC 2012
- Graphics Runner: Animating Water Using Flow Maps by Kyle Hayward
- Water Flow in Portal 2 (PDF) Valve Software whitepaper from SIGGRAPH 2010
