AttributeShader

class AttributeShader

An attribute subshader node

This node is used to assign a utility subshader such as a texture lookup as an arbitrary object attribute or shader parameter.

Hierarchy

class AttributeShader < class ShaderDataNode < class SelectableNode < class Node

Members

Methods:

Plug plug

overrideinheritedattr

( string attrname , any value )

Overrides an attribute by its name, if the plug doesn't exist, it is created.

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Inherited from class SelectableNode

Plugs:

boolean

Selected

R

True if the node is selected. Don't use this plug directly to select a node, use the Document's modifier select method.

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Inherited from class Node

Plugs:

string

Name

RW

The node name

Methods:

nil	onpathchanged	( )	Called by the framework when the name of this node or of one of its parent is modified
any value	eval	( Plug plug )	Called by the framework when plug (a node's plug) must be evaluated
boolean state	isselected	( )	Tell if the node is selected
Node parent	getparent	( )	Get the parent Node of this Node
boolean result	isparent	( Node child )	Tells if this node is parent of the potential child
Node parent	findparent	( string name )	Find the first parent Node of this Node of a specific class
string path	getpath	( )	Returns the node path as a string that can be reused with findchild
Node|Plug child	findchild	( string path )	Find a child node or plug using a path
nil	move	( Node parent )	Move a node to a new parent
nil	delete	( )	Delete a node
nil	rename	( string name )	Rename a node
[string|number] name	getname	( )	Get the Node name in its parent
Node result	getchild	( string name )	Get a child node by its name
boolean result	isreference	( )	Tells if a node comes from a reference project
Reference reference	getreference	( )	Returns the reference node it is connected to
Reference reference	gettopreference	( )	Returns the top reference node it is connected to
bool result	belongstoreference	( Reference ref )	Tells if the node belongs to the reference, or a sub reference
{Node} result	loadfile	( string filename , [ table options ] )	load a file content in this node. Possible options are: overrideclass to enforce a specific class for the root node.
ReferenceBase refnode	referencefile	( string name , string refpath , [ table options ] )	reference a file content in this node.
Node result	loadtemplate	( string template , string name )	load a template file
bool,string success,error	savefile	( string filename )	load a node to a file
string result	getstringcopy	( )	Return a copy of the node and its content as a string to be pasted
nil	setflags	( )	Set the node flags
bool result	ismoveable	( )	Tells if the node can be moved
{Node},string result,error	pastestringcopy	( string copy )	Paste a string copy into this node
of table	getreferences	( [ topref Reference ] )	Returns the references in the document sorted depth first.
boolean editable	iseditable	( )	Indicates if the node can be edited by the user in the UI
nil	seteditable	( boolean editable )	Change the editable state of the node

Documentation

Plug plug overrideinheritedattr ( string attrname , any value )

Overrides an attribute by its name, if the plug doesn't exist, it is created.

If the attribute name is not known as a valid shader parameter, the attribute is not created

Arguments:

• attrname The attribute name to override
• value The attribute value to override

Return:

• plug the attribute plug

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