Difference between revisions of "Flow map"
From polycount
EricChadwick (Talk | contribs) (→Flow map tools and discussions: its already in the thread link below it) |
|||
| (6 intermediate revisions by 2 users not shown) | |||
| Line 1: | Line 1: | ||
| − | |||
| − | |||
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. | 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 | + | {| |
| + | |[[image:waterflowdemo_graphicsrunner.jpg|270px|frameless]] [[image:flowmap_graphicsrunner.png|200px|frameless]] | ||
| + | |- | ||
| + | |rowspan="2"|Images by [http://graphicsrunner.blogspot.com/2010/08/water-using-flow-maps.html Graphics Runner] | ||
| + | |} | ||
| + | <br/> | ||
| + | |||
| + | [[image:UDK_water_with_flow_map.jpg|link=http://www.youtube.com/watch?v=2X1vFVGAlwk]]<br/> | ||
| + | [http://www.youtube.com/watch?v=2X1vFVGAlwk UDK - Water with Flow Map] video by [http://www.3dality.co.uk/ Hywel Thomas] | ||
| + | |||
| + | == Flow map tools and discussions == | ||
| + | * [http://polycount.com/discussion/167263/flow-map-painting Flow Map Painting] in Substance Painter, Polycount Forum thread. | ||
| + | * [http://teckartist.com/?page_id=107 FlowMap Painter] tool | ||
| + | * [http://graphicsrunner.blogspot.com/2010/08/water-using-flow-maps.html Graphics Runner: Animating Water Using Flow Maps] | ||
* [http://www.polycount.com/forum/showthread.php?t=98983 How to paint flow/anisotropic/comb maps in Photoshop] Polycount forum thread | * [http://www.polycount.com/forum/showthread.php?t=98983 How to paint flow/anisotropic/comb maps in Photoshop] Polycount forum thread | ||
* [http://www.poopinmymouth.com/process/hair_tutorial/ng_hair.html Creating a "comb map"] Paint Shop Pro tutorial by Ben Mathis, [http://www.polycount.com/forum/showthread.php?t=98844 Polycount forum thread] | * [http://www.poopinmymouth.com/process/hair_tutorial/ng_hair.html Creating a "comb map"] Paint Shop Pro tutorial by Ben Mathis, [http://www.polycount.com/forum/showthread.php?t=98844 Polycount forum thread] | ||
Latest revision as of 06:59, 4 October 2017
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.
 
|
| Images by Graphics Runner |
UDK - Water with Flow Map video by Hywel Thomas
Flow map tools and discussions
- Flow Map Painting in Substance Painter, Polycount Forum thread.
- FlowMap Painter tool
- Graphics Runner: Animating Water Using Flow Maps
- How to paint flow/anisotropic/comb maps in Photoshop Polycount forum thread
- 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
