public static Vector3 ClosestPointToPolyLine(params Vector3[] vertices)
{
float num1 = DistanceToLine(vertices[0], vertices[1]);
int index1 = 0;
for (int index2 = 2; index2 < vertices.Length; ++index2)
{
float num2 = DistanceToLine(vertices[index2 - 1], vertices[index2]);
if ((double)num2 < (double)num1)
{
num1 = num2;
index1 = index2 - 1;
}
}
Vector3 vector3_1 = vertices[index1];
Vector3 vector3_2 = vertices[index1 + 1];
Vector2 vector2_1 = Event.current.mousePosition - MyHandleUtility.WorldToGUIPoint(vector3_1);
Vector2 vector2_2 = MyHandleUtility.WorldToGUIPoint(vector3_2) - MyHandleUtility.WorldToGUIPoint(vector3_1);
float magnitude = vector2_2.magnitude;
float num3 = Vector3.Dot((Vector3)vector2_2, (Vector3)vector2_1);
if ((double)magnitude > 9.99999997475243E-07)
{
num3 /= magnitude * magnitude;
}
float t = Mathf.Clamp01(num3);
return(Vector3.Lerp(vector3_1, vector3_2, t));
}
public static float DistanceToLine(Vector3 p1, Vector3 p2)
{
p1 = (Vector3)MyHandleUtility.WorldToGUIPoint(p1);
p2 = (Vector3)MyHandleUtility.WorldToGUIPoint(p2);
float num = MyHandleUtility.DistancePointLine((Vector3)Event.current.mousePosition, p1, p2);
if ((double)num < 0.0)
{
num = 0.0f;
}
return(num);
}
public static float DistanceToCircle(Vector3 position, float radius)
{
Vector2 vector2_1 = MyHandleUtility.WorldToGUIPoint(position);
Camera current = Camera.current;
Vector2 zero = Vector2.zero;
if ((bool)((Object)current))
{
Vector2 vector2_2 = MyHandleUtility.WorldToGUIPoint(position + current.transform.right * radius);
radius = (vector2_1 - vector2_2).magnitude;
}
float magnitude = (vector2_1 - Event.current.mousePosition).magnitude;
if ((double)magnitude < (double)radius)
{
return(0.0f);
}
return(magnitude - radius);
}
public static void DebugD(Vector3 p1)
{
Debug.Log(MyHandleUtility.WorldToGUIPoint(p1));
Debug.Log((Vector3)Event.current.mousePosition);
Debug.Log("***");
}
