public static void Visualize(RaycastHit2D hit, Vector2 rayOrigin, RaycastHitColorAssigner rayColorAssigner = null, RaycastHitColorAssigner normalColorAssigner = null, float?visibilityDuration = null, params LineOptions[] options)
{
Vector2 p1 = rayOrigin;
Vector2 p2;
Color rayColor;
Color normalColor = normalColorAssigner != null?normalColorAssigner(hit) : Color.yellow;
float duration = visibilityDuration != null ? visibilityDuration.Value : 0f;
if (hit.collider != null)
{
p2 = hit.point;
rayColor = rayColorAssigner != null?rayColorAssigner(hit) : Color.red;
Debug.DrawLine(hit.point, hit.point + hit.normal, normalColor, duration);
}
else
{
p2 = rayOrigin + hit.distance * hit.point;
rayColor = rayColorAssigner != null?rayColorAssigner(hit) : Color.green;
}
if (ArrayOps.Contains(options, LineOptions.Dashed))
{
DrawDashedLine(p1, p2, .1f, rayColor, duration);
}
else
{
DrawLine(p1, p2, rayColor, duration);
}
}
public static RaycastHit2D?NearestRaycastHit2D(Vector2 referencePoint, Ray2D ray, params Predicate <RaycastHit2D>[] conditions)
{
RaycastHit2D[] hits;
hits = Physics2D.RaycastAll(ray.origin, ray.direction);
hits = ArrayOps.KeepMatches(hits, conditions);
return(Nearest(referencePoint, hits));
}
static void HandleDrawLine(Vector3 start, Vector3 end, Color?color = null, float?duration = null, params LineOptions[] options)
{
if (ArrayOps.Contains(options, LineOptions.Dashed))
{
DrawDashedLine(start, end, .1f, color, duration);
}
else
{
DrawLine(start, end, color, duration);
}
}
public static T RandomKey <T, U>(Dictionary <T, U> dictionary)
{
return(ArrayOps.RandomElement(new List <T>(dictionary.Keys).ToArray()));
}
