Intersects() [9/9]

void Microsoft.Xna.Framework.BoundingFrustum.Intersects ( ref Ray ray, out float? result )

inline

Definition at line 323 of file BoundingFrustum.cs.

    {
        Contains(ref ray.Position, out var result2);
        if (result2 == ContainmentType.Contains)
        {
            result = 0f;
            return;
        }
        float num = float.MinValue;
        float num2 = float.MaxValue;
        result = null;
        Plane[] array = planes;
        for (int i = 0; i < array.Length; i++)
        {
            Plane plane = array[i];
            Vector3 vector = plane.Normal;
            Vector3.Dot(ref ray.Direction, ref vector, out var result3);
            Vector3.Dot(ref ray.Position, ref vector, out var result4);
            result4 += plane.D;
            if (Math.Abs(result3) < 1E-05f)
            {
                if (result4 > 0f)
                {
                    return;
                }
                continue;
            }
            float num3 = (0f - result4) / result3;
            if (result3 < 0f)
            {
                if (num3 > num2)
                {
                    return;
                }
                if (num3 > num)
                {
                    num = num3;
                }
            }
            else
            {
                if (num3 < num)
                {
                    return;
                }
                if (num3 < num2)
                {
                    num2 = num3;
                }
            }
        }
        float num4 = ((num >= 0f) ? num : num2);
        if (num4 >= 0f)
        {
            result = num4;
        }
    }

References System.Math.Abs(), System.array, Microsoft.Xna.Framework.Contains, Microsoft.Xna.Framework.Plane.D, Microsoft.Xna.Framework.Vector3.Dot(), System.E, Microsoft.Xna.Framework.Plane.Normal, and Microsoft.Xna.Framework.BoundingFrustum.planes.