<?xml version="1.0" encoding="UTF-8" ?> <class name="VisualShaderNodeVectorRefract" inherits="VisualShaderNodeVectorBase" version="4.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd"> <brief_description> Returns the vector that points in the direction of refraction. For use within the visual shader graph. </brief_description> <description> Translated to [code]refract(I, N, eta)[/code] in the shader language, where [code]I[/code] is the incident vector, [code]N[/code] is the normal vector and [code]eta[/code] is the ratio of the indices of the refraction. </description> <tutorials> </tutorials> </class>