osg.Callback¶

class osg.Callback¶

Represents:

c++ class

Wraps:

osg::Callback

Bases:

osg.Object

Base class for all Scene Graph callbacks.

Constructors:

osg.Callback(luafunction__ f)¶

Construct callback from Lua function.

Параметры:

f (luafunction) – Callback function with signature: function(osg.Object object, osg.Object data) -> bool

Function will be called on osg.Callback.run() automatically.

Methods:

:traverse(osg.Object object, osg.Object data)¶

Traverse the nested callbacks or call osg.NodeVisitor.traverse() if the object is osg.Node, and data is osg.NodeVisitor.

Параметры:

• object (osg.Object) – The Object that the callback is attached to.

• data (osg.Object) – The data, is typically the osg.NodeVisitor that is invoking the callback

Тип результата:

bool

:run(osg.Object object, osg.Object data)¶

Invoke the callback.

Параметры:

• object (osg.Object) – The Object that the callback is attached to.

• data (osg.Object) – The data, is typically the osg.NodeVisitor that is invoking the callback

Тип результата:

bool

:getNestedCallback()¶

Get nested callback if exists, otherwise return nil.

Тип результата:

osg.Callback