Class HierarchicalSphere

Provide a gizmo/handle representing a box where all face can be moved independently. Also add a contained sub gizmo/handle box if contained is used at creation.

Inheritance
Object
HierarchicalSphere
Namespace: UnityEditor.Rendering
Syntax
public class HierarchicalSphere
Examples
class MyComponentEditor : Editor
{
    static HierarchicalSphere sphere;
    static HierarchicalSphere containedSphere;

    static MyComponentEditor()
    {
        Color[] handleColors = new Color[]
        {
            Color.red,
            Color.green,
            Color.Blue,
            new Color(0.5f, 0f, 0f, 1f),
            new Color(0f, 0.5f, 0f, 1f),
            new Color(0f, 0f, 0.5f, 1f)
        };
        sphere = new HierarchicalSphere(new Color(1f, 1f, 1f, 0.25));
        containedSphere = new HierarchicalSphere(new Color(1f, 0f, 1f, 0.25), container: sphere);
    }

    [DrawGizmo(GizmoType.Selected|GizmoType.Active)]
    void DrawGizmo(MyComponent comp, GizmoType gizmoType)
    {
        sphere.center = comp.transform.position;
        sphere.size = comp.transform.scale;
        sphere.DrawHull(gizmoType == GizmoType.Selected);

        containedSphere.center = comp.innerposition;
        containedSphere.size = comp.innerScale;
        containedSphere.DrawHull(gizmoType == GizmoType.Selected);
    }

    void OnSceneGUI()
    {
        EditorGUI.BeginChangeCheck();

        //container sphere must be also set for contained sphere for clamping
        sphere.center = comp.transform.position;
        sphere.size = comp.transform.scale;
        sphere.DrawHandle();

        containedSphere.center = comp.innerposition;
        containedSphere.size = comp.innerScale;
        containedSphere.DrawHandle();

        if(EditorGUI.EndChangeCheck())
        {
            comp.innerposition = containedSphere.center;
            comp.innersize = containedSphere.size;
        }
    }
}

Constructors

HierarchicalSphere(Color, HierarchicalSphere)

Constructor. Used to setup colors and also the container if any.

Declaration
public HierarchicalSphere(Color baseColor, HierarchicalSphere parent = null)
Parameters
Type Name Description
Color baseColor

The color of filling. All other colors are deduced from it.
HierarchicalSphere parent

The HierarchicalSphere containing this sphere. If null, the sphere will not be limited in size.

Properties

baseColor

The baseColor used to fill hull. All other colors are deduced from it.

Declaration
public Color baseColor { get; set; }
Property Value
Type Description
Color

center

The position of the center of the box in Handle.matrix space.

Declaration
public Vector3 center { get; set; }
Property Value
Type Description
Vector3

radius

The size of the box in Handle.matrix space.

Declaration
public float radius { get; set; }
Property Value
Type Description
Single

Methods

DrawHandle()

Draw the manipulable handles

Declaration
public void DrawHandle()

DrawHull(Boolean)

Draw the hull which means the boxes without the handles

Declaration
public void DrawHull(bool filled)
Parameters
Type Name Description
Boolean filled

If true, also draw the surface of the hull's sphere

Extension Methods