Beckmann roughness

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Carbon reflective material associated with roughness roughness

Roughness The Beckmann roughness model is based on an isotropic gaussian distribution of slopes. Its roughness parameter corresponds to the standard deviation (RMS) of the slope. A value of zero corresponds to a perfectly smooth specular surface.

Children nodes

Scalar shader roughness The roughness shader

Parameters

none

Ocean XML 3.0 example

<roughness name="roughness" type="beckmann">
     <scalarshader name="exponent" type="uniform" value="0.4"/>
</roughness>