/// <summary>
/// Create the vertices of hose mesh.
/// </summary>
/// <param name="isSeal">Is seal at both ends of hose?</param>
/// <returns>Vertices array.</returns>
protected Vector3[] CreateVertices(bool isSeal = false)
{
var vertices = new List <Vector3>();
var keySegment = MaxKey / (segmentCount - 1);
for (int i = 0; i < segmentCount - 1; i++)
{
var key = keySegment * i;
var center = Curve.GetPointAt(key);
var tangent = (Curve.GetPointAt(key + Delta) - center).normalized;
vertices.AddRange(MeshUtility.CreateVerticesBasePolygon(polygon, radius, center, Quaternion.LookRotation(tangent)));
}
var lastCenter = Curve.GetPointAt(MaxKey);
var lastTangent = (lastCenter - Curve.GetPointAt(MaxKey - Delta)).normalized;
vertices.AddRange(MeshUtility.CreateVerticesBasePolygon(polygon, radius, lastCenter, Quaternion.LookRotation(lastTangent)));
if (isSeal)
{
var polygonVertices = polygon + 1;
vertices.Add(Curve.GetPointAt(0));
vertices.AddRange(vertices.GetRange(0, polygonVertices));
var lastPolygonStart = polygonVertices * (segmentCount - 1);
vertices.Add(lastCenter);
vertices.AddRange(vertices.GetRange(lastPolygonStart, polygonVertices));
}
return(vertices.ToArray());
}