public static bool IsNearBezier(Vector2 p, Drawing.BezierPoint point1, Drawing.BezierPoint point2, float rad)
{
if (point1.curve2 != point2.curve1)
{
Debug.LogError("Curves Not The Same");
return(false);
}
Drawing.BezierCurve curve = point1.curve2;
var r = curve.rect;
r.x -= rad;
r.y -= rad;
r.width += rad * 2;
r.height += rad * 2;
if (!r.Contains(p))
{
return(false);
}
var nearest = NearestPointOnBezier(p, curve, 0.1f, false);
var sec = point1.curve2.aproxLength / 10;
if ((nearest - p).sqrMagnitude >= (sec * 3) * (sec * 3))
{
return(false);
}
nearest = NearestPointOnBezier(p, curve, 0.01f, true);
if ((nearest - p).sqrMagnitude <= rad * rad)
{
return(true);
}
return(false);
}
public void test()
{
float startTime = Time.realtimeSinceStartup;
float w = 100;
float h = 100;
Drawing.BezierPoint p1 = new Drawing.BezierPoint(new Vector2(10, 0), new Vector2(5, 20), new Vector2(20, 0));
Drawing.BezierPoint p2 = new Drawing.BezierPoint(new Vector2(50, 10), new Vector2(40, 20), new Vector2(60, -10));
Drawing.BezierCurve c = new Drawing.BezierCurve(p1.main, p1.control2, p2.control1, p2.main);
p1.curve2 = c;
p2.curve1 = c;
Vector2 elapsedTime = new Vector2((Time.realtimeSinceStartup - startTime) * 10, 0);
float startTime2 = Time.realtimeSinceStartup;
for (int i = 0; i < w * h; i++)
{
Mathfx.IsNearBezier(new Vector2(Random.value * 80, Random.value * 30), p1, p2, 10);
}
Vector2 elapsedTime2 = new Vector2((Time.realtimeSinceStartup - startTime2) * 10, 0);
Debug.Log("Drawing took " + elapsedTime.ToString() + " " + elapsedTime2.ToString());
}
void test()
{
float startTime = Time.realtimeSinceStartup;
var w = 100;
var h = 100;
var p1 = new Drawing.BezierPoint(new Vector2(10, 0), new Vector2(5, 20), new Vector2(20, 0));
var p2 = new Drawing.BezierPoint(new Vector2(50, 10), new Vector2(40, 20), new Vector2(60, -10));
var c = new Drawing.BezierCurve(p1.main, p1.control2, p2.control1, p2.main);
p1.curve2 = c;
p2.curve1 = c;
Vector2 elapsedTime = new Vector2((Time.realtimeSinceStartup - startTime) * 10, 0);
float startTime2 = Time.realtimeSinceStartup;
for (var i = 0; i < w * h; i++)
{
Mathfx.IsNearBezier(new Vector2(Random.value * 80, Random.value * 30), p1, p2, 10);
}
Vector2 elapsedTime2 = new Vector2((Time.realtimeSinceStartup - startTime2) * 10, 0);
Debug.Log("Drawing took " + elapsedTime.ToString() + " " + elapsedTime2.ToString());
}
