private static void AddPoints(TsRoadItem road)
{
if (!road.HasPoints())
{
var startNode = road.GetStartNode();
var endNode = road.GetEndNode();
var newPoints = new List <PointF>();
var sx = startNode.X;
var sz = startNode.Z;
var ex = endNode.X;
var ez = endNode.Z;
var radius = Math.Sqrt(Math.Pow(sx - ex, 2) + Math.Pow(sz - ez, 2));
var tanSx = Math.Cos(-(Math.PI * 0.5f - startNode.Rotation)) * radius;
var tanEx = Math.Cos(-(Math.PI * 0.5f - endNode.Rotation)) * radius;
var tanSz = Math.Sin(-(Math.PI * 0.5f - startNode.Rotation)) * radius;
var tanEz = Math.Sin(-(Math.PI * 0.5f - endNode.Rotation)) * radius;
for (var i = 0; i < 8; i++)
{
var s = i / (float)(8 - 1);
var x = (float)TsRoadLook.Hermite(s, sx, ex, tanSx, tanEx);
var z = (float)TsRoadLook.Hermite(s, sz, ez, tanSz, tanEz);
newPoints.Add(new PointF(x, z));
}
road.AddPoints(newPoints);
}
}
