public static Mesh PerformTriangulation(Polygon2D polygon, Vector2 UVScale, Vector2 UVOffset)
{
Polygon2DList.RemoveClosePoints(polygon.pointsList);
foreach (Polygon2D hole in polygon.holesList)
{
Polygon2DList.RemoveClosePoints(hole.pointsList);
}
TriangulationWrapper.Polygon poly = new TriangulationWrapper.Polygon();
List <Vector2> pointsList = null;
List <Vector2> UVpointsList = null;
Vector3 v = Vector3.zero;
foreach (Vector2D p in polygon.pointsList)
{
v.x = (float)p.x;
v.y = (float)p.y;
poly.outside.Add(v);
poly.outsideUVs.Add(new Vector2(v.x / UVScale.x + .5f + UVOffset.x, v.y / UVScale.y + .5f + UVOffset.y));
}
foreach (Polygon2D hole in polygon.holesList)
{
pointsList = new List <Vector2>();
UVpointsList = new List <Vector2>();
foreach (Vector2D p in hole.pointsList)
{
v.x = (float)p.x;
v.y = (float)p.y;
pointsList.Add(v);
UVpointsList.Add(new Vector2(v.x / UVScale.x + .5f, v.y / UVScale.y + .5f));
}
poly.holes.Add(pointsList);
poly.holesUVs.Add(UVpointsList);
}
return(TriangulationWrapper.CreateMesh(poly));
}
public static Mesh PerformTriangulationAdvanced(Polygon2D polygon, Vector2 UVScale, Vector2 UVOffset, float UVRotation)
{
TriangulationWrapper.Polygon poly = new TriangulationWrapper.Polygon();
List <Vector2> pointsList = null;
List <Vector2> UVpointsList = null;
Vector3 v = Vector3.zero;
foreach (Vector2D p in polygon.pointsList)
{
v = p.ToVector2();
poly.outside.Add(v);
float distance = Mathf.Sqrt((v.x / UVScale.x) * (v.x / UVScale.x) + (v.y / UVScale.y) * (v.y / UVScale.y));
float rotation = Mathf.Atan2(v.y / UVScale.y, v.x / UVScale.x);
float x = Mathf.Cos(rotation + UVRotation * Mathf.Deg2Rad) * distance;
float y = Mathf.Sin(rotation + UVRotation * Mathf.Deg2Rad) * distance;
poly.outsideUVs.Add(new Vector2(x + .5f + UVOffset.x, y + .5f + UVOffset.y));
}
foreach (Polygon2D hole in polygon.holesList)
{
pointsList = new List <Vector2> ();
UVpointsList = new List <Vector2> ();
foreach (Vector2D p in hole.pointsList)
{
v = p.ToVector2();
pointsList.Add(v);
UVpointsList.Add(new Vector2(v.x / UVScale.x + .5f + UVOffset.x, v.y / UVScale.y + .5f + UVOffset.y));
}
poly.holes.Add(pointsList);
poly.holesUVs.Add(UVpointsList);
}
return(TriangulationWrapper.CreateMesh(poly));
}
