Normalmap - Revision history

VorteX at 21:47, 30 July 2012

2012-07-30T21:47:41Z

2012-07-18T12:55:52Z

2012-07-18T12:12:29Z

2012-07-18T12:12:17Z

2012-07-18T12:12:05Z

2012-07-18T12:09:41Z

2012-07-18T12:09:27Z

2012-07-18T12:08:36Z

2012-07-18T11:57:18Z

2012-07-18T11:56:45Z

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 * Tangentspace normalmap is based on vertex normals, if vertex normals is adjusted, normalmap is outdated.
 * There is DirectX and OpenGL normalmap format, should figure out what format tool is producing and fix normalmap if it doesnt fit.
-* UV seams and 'hard edges' produces by vertex normals is tricky.
+* UV seams and 'hard edges' produced by vertex normals is tricky.
 * Normalmappers have a couple of quirks (aliasing, noise).
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 == See also ==
 * [[Texture]]

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 * Tangent-space RGB
 * OpenGL-oriented (X stores horizontal, Y vertical)
-* Optionally can store alpha component which represents height that will be use for [[parallax mapping]].
+* Optionally can store alpha component which represents height that will be used for [[parallax mapping]].
 * Compressed to DXT1 (if not alpha) or DXT5
 == See also ==
 * [[Texture]]

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 * [http://www.svartberg.com/tutorials/article_normalmaps/normalmaps.html Normalmaps for the Technical Game Modeler]
-In Darkplaces Engine, normalmaps are:
+In Darkplaces engine, normalmaps are:
 * Tangent-space RGB
 * OpenGL-oriented (X stores horizontal, Y vertical)

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 * Tangentspace normalmap is based on vertex normals, if vertex normals is adjusted, normalmap is outdated.
 * There is DirectX and OpenGL normalmap format, should figure out what format tool is producing and fix normalmap if it doesnt fit.
 * Normalmappers have a couple of quirks (aliasing, noise).
 '''Recommended articles on normalmaps:'''

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 [[File:Heightmap_tiles.jpg|150px|thumb|Heightmap for parallax mapping]]
-Normal maps are images that store per-pixel surface normals directly in the RGB values of an image. Properly done normalmaps can dramatically increase object detalisation without adding more polygons. Therefore, normalmaps have a bunch fo limits and quirks:
+Normal maps are images that store per-pixel surface normals directly in the RGB values of an image. Properly done normalmaps can dramatically increase object detalisation without adding more polygons.
 * Tangentspace normalmap is based on vertex normals, if vertex normals is adjusted, normalmap is outdated.

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 [[File:Normalmap bowl.jpg|150px|thumb|Normalmap for a bowl model]]
 [[File:Heightmap_tiles.jpg|150px|thumb|Heightmap for parallax mapping]]
 Normal maps are images that store per-pixel surfaces normals directly in the RGB values of an image. They can dramatically increase object detalisation without adding more polygons. Therefore, normalmaps have a bunch fo limits and quirks.