Sets all of the data defining the circle.
"circle3D_var" is a variable referencing a Circle3D object. | 
        
"circle3D_var" is a variable referencing a Circle3D object. | 
        
| Type | Description | 
| boolean | Returns true if successful | 
| Name | Type | Description | 
| center | Point3D | The center point of the circle. | 
| normal | Vector3D | The normal vector of the circle. The plane through the center point and perpendicular to the normal vector defines the plane of the circle. | 
| radius | double | The radius of the circle. |