public override void OnInspectorGUI()
{
base.OnInspectorGUI();
linePath = target as LinePath;
if (selectedIndex >= 0 && selectedIndex < linePath.PointCount)
{
DrawSelectedPointInspector();
Tools.hidden = true;
}
else
{
Tools.hidden = false;
}
if (GUILayout.Button("Add Point"))
{
Undo.RecordObject(linePath, "Add Point");
linePath.AddPoint();
EditorUtility.SetDirty(linePath);
}
if (linePath.PointCount > 2 && GUILayout.Button("Remove Point"))
{
Undo.RecordObject(linePath, "Remove Point");
linePath.RemovePoint();
EditorUtility.SetDirty(linePath);
}
if (GUILayout.Button("Reset Normals"))
{
Undo.RecordObject(linePath, "Remove Point");
if (linePath.PointCount <= 2)
{
Vector3 pos = linePath.GetPoint(0);
Vector3 pos2 = linePath.GetPoint(1);
Vector3 toNext = (pos2 - pos).normalized;
Vector3 right = Vector3.Cross(Vector3.up, toNext).normalized;
Vector3 normal = Vector3.Cross(-right, toNext);
if (flipNormal)
{
normal *= -1f;
}
for (int i = 0; i < linePath.Normals.Length; i++)
{
linePath.Normals[i] = normal;
}
}
else
{
for (int i = 0; i < linePath.Normals.Length; i++)
{
Vector3 pos = linePath.GetPoint(i);
int prevIndex = linePath.SafePointIndex(i - 1);
Vector3 prevPos = linePath.GetPoint(prevIndex);
int nextIndex = linePath.SafePointIndex(i + 1);
Vector3 nextPos = linePath.GetPoint(nextIndex);
Vector3 toNext = (nextPos - pos).normalized;
Vector3 toPrev = (prevPos - pos).normalized;
Vector3 normal = Vector3.Cross(toPrev, toNext).normalized;
if (flipNormal)
{
normal *= -1f;
}
linePath.Normals[i] = linePath.transform.InverseTransformDirection(normal);
}
}
flipNormal = !flipNormal;
ResetHandleSettings();
EditorUtility.SetDirty(linePath);
}
if (GUI.changed)
{
linePath.OnPathChanged(linePath);
}
}
protected virtual void OnSceneGUI()
{
linePath = target as LinePath;
handleTransform = linePath.transform;
if (currentTool != Tools.current ||
currentPivotRotation != Tools.pivotRotation)
{
currentTool = Tools.current;
currentPivotRotation = Tools.pivotRotation;
ResetHandleSettings();
}
for (int i = 0; i < linePath.PointCount; i++)
{
ShowPoint(i);
}
for (int i = 1; i < linePath.PointCount; i++)
{
Handles.color = Color.white;
Handles.DrawLine(
linePath.transform.TransformPoint(linePath.Points[i]),
linePath.transform.TransformPoint(linePath.Points[i - 1]));
}
if (linePath.Loop)
{
Handles.DrawLine(
linePath.transform.TransformPoint(linePath.Points[0]),
linePath.transform.TransformPoint(linePath.Points[linePath.Points.Length - 1]));
}
Handles.color = Color.green.SetA(0.3f);
Handles.SphereHandleCap(0, linePath.GetPoint(0f), Quaternion.identity, 0.1f, EventType.Repaint);
Handles.color = Color.red.SetA(0.3f);
Handles.SphereHandleCap(0, linePath.GetPoint(1f), Quaternion.identity, 0.1f, EventType.Repaint);
if (linePath.NormalType == NormalType.Perpendicular)
{
for (int i = 0; i < linePath.Normals.Length; i++)
{
Vector3 pos = linePath.GetPoint(i);
Vector3 normal = linePath.GetNormal(i);
Handles.color = Color.red;
Handles.DrawLine(pos, pos + normal * 0.8f);
}
}
int numIterations = 10 * linePath.PointCount;
for (int i = 1; i < numIterations; i++)
{
float alpha = i / (float)numIterations;
Vector3 pos = linePath.GetPoint(alpha);
Vector3 normal = linePath.GetNormal(alpha);
Handles.color = Color.green;
Handles.DrawLine(pos, pos + normal * 0.4f);
}
}
