public static MarkupStylePart CalculateDashedPart(ITrajectory trajectory, float startT, float endT, float dashLength, Vector3 startOffset, Vector3 endOffset, float width, Color32 color, float?angle = null)
{
var startPosition = trajectory.Position(startT);
var endPosition = trajectory.Position(endT);
startPosition += startOffset;
endPosition += endOffset;
var dir = angle?.Direction() ?? (endPosition - startPosition);
return(new MarkupStylePart(startPosition, endPosition, dir, dashLength, width, color));
}
protected IEnumerable <MarkupStylePart> CalculateCroswalkPart(ITrajectory trajectory, float startT, float endT, Vector3 direction, ITrajectory[] borders, float length, float width, Color32 color)
{
var position = trajectory.Position((startT + endT) / 2);
var partTrajectory = new StraightTrajectory(position, position + direction, false);
var intersects = Intersection.Calculate(partTrajectory, borders, true);
intersects = intersects.OrderBy(i => i.FirstT).ToList();
var halfLength = length / 2;
var halfWidth = width / 2;
for (var i = 1; i < intersects.Count; i += 2)
{
var startOffset = GetOffset(intersects[i - 1], halfWidth);
var endOffset = GetOffset(intersects[i], halfWidth);
var start = Mathf.Clamp(intersects[i - 1].FirstT + startOffset, -halfLength, halfLength);
var end = Mathf.Clamp(intersects[i].FirstT - endOffset, -halfLength, halfLength);
var delta = end - start;
if (delta < 0.9 * length && delta < 0.67 * width)
{
continue;
}
var startPosition = position + direction * start;
var endPosition = position + direction * end;
yield return(new MarkupStylePart(startPosition, endPosition, direction, width, color));
}
}
private static Vector2[] GetDashesBezierPoints(ITrajectory trajectory)
{
var length = trajectory.Length;
var count = (int)(length * 20);
var points = new Vector2[count + 1];
for (var i = 0; i <= count; i += 1)
{
points[i] = trajectory.Position(1f / count * i).XZ();
}
return(points);
}