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Supported And Unsupported Features

OctaneRender^® supports a subset of the OSL standard, plus a few extensions to use features specific to OctaneRender^®.

Unsupported Features

• Point cloud functions.
• Dictionary lookup functions.
• Message passing is generally not supported, except for the built-ins listed under "Octane extensions" (see below).
• Derivatives.
• trace(). For AO like effects, you can add a color input and connect the input pin to a Dirt node.
• MaterialThe representation of the surface or volume properties of an object. shaders and closure variables.
• wavelength color(). Use _gaussian() instead.
• struct variable types.
• The global variables Ps and dPdt.

Partially-Supported Features

• noise() doesn't support 4D noise, and doesn't support the Simplex and Gabor noise types.
• The global variable time always has a value between 0 and 1, and represents the time within a subframe.
• getmessage() and gettextureinfo() must have string literals as attribute names.

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