public override void OnInspectorGUI()
{
SkinMaker skin = (SkinMaker)target;
EditorGUI.BeginChangeCheck();
bool edit = EditorGUILayout.Toggle("Edit", skin.edit);
if (EditorGUI.EndChangeCheck())
{
skin.SetEditMode(edit);
}
if (edit)
{
EditorGUI.BeginChangeCheck();
var image = (Texture)EditorGUILayout.ObjectField("Image", skin.image, typeof(Texture), false);
if (EditorGUI.EndChangeCheck())
{
skin.SetImage(image);
}
EditorGUILayout.BeginHorizontal();
if (GUILayout.Button("Generate mesh"))
{
skin.GenerateMesh();
}
if (GUILayout.Button("Subdivide mesh"))
{
skin.SubdivideMesh();
}
if (GUILayout.Button("Save mesh"))
{
ScriptableObjectUtility.CreateAsset(skin.mesh);
}
EditorGUILayout.EndHorizontal();
}
}
void OnSceneGUI()
{
EventType evt = Event.current.type;
SkinMaker skin = (SkinMaker)target;
List <Vector3> ctlp = skin.controlPoints.Select(v => v + skin.transform.position).ToList();
ctlp.Add(skin.controlPoints[0] + skin.transform.position);
Vector3[] poly = ctlp.ToArray();
Handles.color = Color.gray;
Handles.DrawAAPolyLine(poly);
Vector3 p = HandleUtility.ClosestPointToPolyLine(poly);
int selCtrl = -1;
Handles.color = Color.green;
for (int i = 0; i < skin.controlPoints.Length; i++)
{
Vector3 hp = Handles.FreeMoveHandle(skin.transform.position + skin.controlPoints[i], Quaternion.identity, 0.05f, Vector3.zero, Handles.RectangleCap);
if (Vector3.Distance(hp, p) < 0.05f)
{
selCtrl = i;
}
hp = hp - skin.transform.position;
skin.controlPoints[i] = new Vector3(Mathf.Clamp(hp.x, -1, 1), Mathf.Clamp(hp.y, -1, 1), Mathf.Clamp(hp.z, -1, 1));
}
if (Event.current.shift)
{
Handles.color = Color.blue;
Handles.DrawWireDisc(p, Vector3.forward, 0.05f);
if (evt == EventType.mouseDown)
{
Undo.RecordObject(skin, "Add handle");
for (int i = 0; i < poly.Length - 1; i++)
{
float d = (float)System.Math.Round(HandleUtility.DistancePointLine(p, ctlp[i], ctlp[i + 1]), 4);
if (d == 0)
{
ctlp = new List <Vector3>(skin.controlPoints);
ctlp.Insert(i + 1, p - skin.transform.position);
skin.controlPoints = ctlp.ToArray();
}
}
}
}
else if (Event.current.control)
{
if (evt == EventType.mouseDown)
{
Undo.RecordObject(skin, "Remove handle");
if (selCtrl != -1)
{
if (skin.controlPoints.Length > 4)
{
ctlp = new List <Vector3>(skin.controlPoints);
ctlp.RemoveAt(selCtrl);
skin.controlPoints = ctlp.ToArray();
}
else
{
EditorUtility.DisplayDialog("Cannot delete control point", "There have to be at least 4 control points.", "Ok");
}
}
}
}
}
