new GrSquareSign(paramsopt, paramInfoopt)
A flat "sign" square - this uses the built in THREE PlaneGeometry to make equivalent to other objects, we put zero in the center and use size for radius
Parameters:
| Name | Type | Attributes | Description | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| params | Object | <optional> | Properties
 | ||||||||||||||||||||||||||||||||
| paramInfo | Array.<(string|Array)> | <optional> | 
- Source: