UnityEngine.RaycastHit

    [UsedByNativeCode]
    public struct RaycastHit
    {
        private Vector3 m_Point;
        private Vector3 m_Normal;
        private int m_FaceID;
        private float m_Distance;
        private Vector2 m_UV;
        private Collider m_Collider;
        /// <summary>
        ///   <para>The impact point in world space where the ray hit the collider.</para>
        /// </summary>
        public Vector3 point
        {
            get
            {
                return this.m_Point;
            }
            set
            {
                this.m_Point = value;
            }
        }
        /// <summary>
        ///   <para>The normal of the surface the ray hit.</para>
        /// </summary>
        public Vector3 normal
        {
            get
            {
                return this.m_Normal;
            }
            set
            {
                this.m_Normal = value;
            }
        }
        /// <summary>
        ///   <para>The barycentric coordinate of the triangle we hit.</para>
        /// </summary>
        public Vector3 barycentricCoordinate
        {
            get
            {
                return new Vector3(1f - (this.m_UV.y + this.m_UV.x), this.m_UV.x, this.m_UV.y);
            }
            set
            {
                this.m_UV = value;
            }
        }
        /// <summary>
        ///   <para>The distance from the ray's origin to the impact point.</para>
        /// </summary>
        public float distance
        {
            get
            {
                return this.m_Distance;
            }
            set
            {
                this.m_Distance = value;
            }
        }
        /// <summary>
        ///   <para>The index of the triangle that was hit.</para>
        /// </summary>
        public int triangleIndex
        {
            get
            {
                return this.m_FaceID;
            }
        }
        /// <summary>
        ///   <para>The uv texture coordinate at the impact point.</para>
        /// </summary>
        public Vector2 textureCoord
        {
            get
            {
                Vector2 result;
                RaycastHit.CalculateRaycastTexCoord(out result, this.collider, this.m_UV, this.m_Point, this.m_FaceID, 0);
                return result;
            }
        }
        /// <summary>
        ///   <para>The secondary uv texture coordinate at the impact point.</para>
        /// </summary>
        public Vector2 textureCoord2
        {
            get
            {
                Vector2 result;
                RaycastHit.CalculateRaycastTexCoord(out result, this.collider, this.m_UV, this.m_Point, this.m_FaceID, 1);
                return result;
            }
        }
        [Obsolete("Use textureCoord2 instead")]
        public Vector2 textureCoord1
        {
            get
            {
                Vector2 result;
                RaycastHit.CalculateRaycastTexCoord(out result, this.collider, this.m_UV, this.m_Point, this.m_FaceID, 1);
                return result;
            }
        }
        /// <summary>
        ///   <para>The uv lightmap coordinate at the impact point.</para>
        /// </summary>
        public Vector2 lightmapCoord
        {
            get
            {
                Vector2 result;
                RaycastHit.CalculateRaycastTexCoord(out result, this.collider, this.m_UV, this.m_Point, this.m_FaceID, 1);
                if (this.collider.GetComponent<Renderer>() != null)
                {
                    Vector4 lightmapScaleOffset = this.collider.GetComponent<Renderer>().lightmapScaleOffset;
                    result.x = result.x * lightmapScaleOffset.x + lightmapScaleOffset.z;
                    result.y = result.y * lightmapScaleOffset.y + lightmapScaleOffset.w;
                }
                return result;
            }
        }
        /// <summary>
        ///   <para>The Collider that was hit.</para>
        /// </summary>
        public Collider collider
        {
            get
            {
                return this.m_Collider;
            }
        }
        /// <summary>
        ///   <para>The Rigidbody of the collider that was hit. If the collider is not attached to a rigidbody then it is null.</para>
        /// </summary>
        public Rigidbody rigidbody
        {
            get
            {
                return (!(this.collider != null)) ? null : this.collider.attachedRigidbody;
            }
        }
        /// <summary>
        ///   <para>The Transform of the rigidbody or collider that was hit.</para>
        /// </summary>
        public Transform transform
        {
            get
            {
                Rigidbody rigidbody = this.rigidbody;
                Transform result;
                if (rigidbody != null)
                {
                    result = rigidbody.transform;
                }
                else
                {
                    if (this.collider != null)
                    {
                        result = this.collider.transform;
                    }
                    else
                    {
                        result = null;
                    }
                }
                return result;
            }
        }
        private static void CalculateRaycastTexCoord(out Vector2 output, Collider col, Vector2 uv, Vector3 point, int face, int index)
        {
            RaycastHit.INTERNAL_CALL_CalculateRaycastTexCoord(out output, col, ref uv, ref point, face, index);
        }
        [MethodImpl(MethodImplOptions.InternalCall)]
        private static extern void INTERNAL_CALL_CalculateRaycastTexCoord(out Vector2 output, Collider col, ref Vector2 uv, ref Vector3 point, int face, int index);
    }
}