protected virtual void OnSceneGUI()
{
SimplePatrolPath patrol = (SimplePatrolPath)target;
if (patrol == null)
{
return;
}
EditorGUI.BeginChangeCheck();
List <Vector3> list = new List <Vector3>();
//draw handles
for (int i = 0; i < patrol.Count; i++)
{
list.Add(Handles.PositionHandle(patrol[i], Quaternion.identity)); //position of points
Handles.Label(list[i], i.ToString()); //index of points
}
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(patrol, "Change patrol path point position");
patrol.points = list;
}
}
public static void GroundPatrolPath(SimplePatrolPath target, float height)
{
List <Vector3> list = new List <Vector3>();
for (int i = 0; i < target.Count; i++)
{
RaycastHit hit;
if (Physics.Raycast(target[i] + new Vector3(0, height, 0), Vector3.down, out hit, height * 2, target.mask.value))
{
list.Add(hit.point);
}
else
{
list.Add(target[i]);
}
}
Undo.RecordObject(target, "Ground patrol path");
target.points = list;
}
public override void OnInspectorGUI()
{
SimplePatrolPath patrol = (SimplePatrolPath)target;
if (patrol == null)
{
return;
}
//grounding points
var serializedObject = new SerializedObject(patrol);
var layersProperty = serializedObject.FindProperty("mask");
EditorGUILayout.PropertyField(layersProperty, true);
if (GUILayout.Button("Set points grounded"))
{
GroundPatrolPath(patrol, groundedDistance);
}
groundedDistance = EditorGUILayout.FloatField("Max ground distance", groundedDistance);
patrol.color = EditorGUILayout.ColorField(patrol.color);
if (GUI.changed)
{
Undo.RecordObject(patrol, "Patrol serialization");
}
//adding points
if (GUILayout.Button("Add Point"))
{
int count = patrol.Count;
List <Vector3> newPoints = new List <Vector3>();
switch (count)
{
case 0: //if no points then add point where object are
newPoints.Add(patrol.transform.position);
break;
case 1: //if one point then add point next to it
newPoints.Add(patrol[0]);
newPoints.Add(patrol[0] + Vector3.right);
break;
default: //if more than one then add point in direction of last two points
for (int i = 0; i < count; i++)
{
newPoints.Add(patrol[i]);
}
newPoints.Add(patrol[count - 1] + (patrol[count - 1] - patrol[count - 2]).normalized);
break;
}
//serialize
Undo.RecordObject(patrol, "Add point to patrol path");
patrol.points = newPoints;
//ground all points
GroundPatrolPath(patrol, groundedDistance);
}
//removing points
//using that cause i cant remove points in middle of iteration
bool remove = false;
int removeIndex = 0;
for (int i = 0; i < patrol.Count; i++)
{
GUILayout.BeginHorizontal();
GUILayout.Label(string.Format("[{0}]", i));
patrol[i] = EditorGUILayout.Vector3Field(string.Empty, patrol[i]);
if (GUILayout.Button("Remove"))
{
remove = true;
removeIndex = i;
}
GUILayout.EndHorizontal();
}
if (remove)
{
List <Vector3> temp = new List <Vector3>(patrol.points);
temp.RemoveAt(removeIndex);
Undo.RecordObject(patrol, "Remove point at patrol path");
patrol.points = temp;
}
}