This will usually be provided by the Engine
.
An optional name allowing the object to be found by name.
Determines when this object will be renderered relative to other objects. Transparent objects are rendered after non-transparent objects.
The attitude (spinor).
The position (vector).
Alias for attitude
.
The vector from the tail of the arrow to the head of the arrow.
Alias for position
.
Renders this object to the WebGL pipeline.
An arrow with a fixed head and variable length.