private void UpdatePoints()
{
if (_pointsDirty)
{
IsConvex = LocalPoints.IsConvex();
Indices.Clear();
if (IsConvex)
{
int numTriangles = LocalPoints.Count - 2;
for (int i = numTriangles - 1; i >= 0; i--)
{
Indices.Add(0);
Indices.Add(i + 2);
Indices.Add(i + 1);
}
}
else
{
Triangulator.Process(LocalPoints, Indices);
}
_pointsDirty = false;
}
}
private void UpdatePoints()
{
ValidateRawLocalPoints();
if (Valid)
{
ConvertRawLocalPointsToLocalPoints();
IsConvex = LocalPoints.IsConvex();
Indices.Clear();
if (IsConvex)
{
int numTriangles = LocalPoints.Count - 2;
for (int i = numTriangles - 1; i >= 0; i--)
{
Indices.Add(0);
Indices.Add(i + 2);
Indices.Add(i + 1);
}
}
else
{
Triangulator.Process(LocalPoints, Indices);
}
_worldDirty = true;
}
_pointsDirty = false;
}
private Point GetCentroid()
{
var count = LocalPoints.Count - 1;
var centroidX = LocalPoints.Sum(m => m.X) / count;
var centroidY = LocalPoints.Sum(m => m.Y) / count;
return(new Point((int)centroidX, (int)centroidY));
}
// Raw local points are points unmodified by the system. Local points are always in CCW order.
private void ConvertRawLocalPointsToLocalPoints()
{
LocalPoints.Clear();
LocalPoints.AddRange(_rawLocalPoints);
if (!LocalPoints.IsCounterClockWise())
{
LocalPoints.ReverseWindingOrder();
}
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
LocalPoints.Clear();
Clear();
}
base.Dispose(disposing);
}
//
// Private methods
//
private void finalize()
{
if (this.pc2d)
{
this.pc2d.SetPath(0, LocalPoints.ToArray());
}
if (this.ssc)
{
this.ssc.spline.setPoints(LocalPoints);
}
}
private void OnEnable()
{
_asTarget = target as LocalPoints;
_reorderableList = new ReorderableList(serializedObject, serializedObject.FindProperty("_paths"), true, true, true, true);
_reorderableList.drawHeaderCallback = drawHeader;
_reorderableList.drawElementCallback = drawElement;
_reorderableList.elementHeightCallback = getElementHeight;
_reorderableList.onAddCallback = onAdd;
_reorderableList.onReorderCallback = onReorder;
}
private static void parseLocalPoints(LocalPoints localPoints, XmlElement parentElement, XmlDocument xml)
{
XmlElement localPointsElement = xml.CreateElement("LocalPoints");
List <Vector2Array> paths = localPoints.paths;
for (int i = 0; i < paths.Count; i++)
{
Vector2Array stroke = paths[i];
XmlElement strokeElement = xml.CreateElement("Stroke");
for (int j = 0; j < stroke.Count; j++)
{
Vector2 v = stroke[j];
XmlElement vElement = xml.CreateElement("Vector2");
vElement.SetAttribute("x", v.x.ToString());
vElement.SetAttribute("y", v.y.ToString());
strokeElement.AppendChild(vElement);
}
localPointsElement.AppendChild(strokeElement);
}
parentElement.AppendChild(localPointsElement);
}
