Comment on This API doesn't exist outside this article?Comments−ginko12yOn a somewhat related note:Starting with version 2.0 the OpenGL spec requires the implementation of perlin noise functions noise{1,2,3,4}.However there's no major OpenGL vendor that implements this. In most cases the noise functions just return 0.http://www.opengl.org/sdk/docs/manglsl/xhtml/noise.xml
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On a somewhat related note:
Starting with version 2.0 the OpenGL spec requires the implementation of perlin noise functions noise{1,2,3,4}.
However there's no major OpenGL vendor that implements this. In most cases the noise functions just return 0.
http://www.opengl.org/sdk/docs/manglsl/xhtml/noise.xml