VisualShaderNodeGlobalExpression
Inherits: VisualShaderNodeExpression < VisualShaderNodeGroupBase < VisualShaderNode < Resource < Reference < Object
A custom global visual shader graph expression written in Rebel Shading Language.
Description
Custom Rebel Shader Language expression, which is placed on top of the generated shader. You can place various function definitions inside to call later in VisualShaderNodeExpressions (which are injected in the main shader functions). You can also declare varyings, uniforms and global constants.