Aurora.ScriptEngine.AuroraDotNetEngine.APIs.LSL_Api.llGround C# (CSharp) Метод

        public LSL_Float llGround(LSL_Vector offset)
        {
            if (!ScriptProtection.CheckThreatLevel(ThreatLevel.None, "LSL", m_host, "LSL", m_itemID)) return new LSL_Float();

            Vector3 pos = m_host.GetWorldPosition() + new Vector3((float)offset.x,
                                                                  (float)offset.y,
                                                                  (float)offset.z);

            //Get the slope normal.  This gives us the equation of the plane tangent to the slope.
            LSL_Vector vsn = llGroundNormal(offset);
            ITerrainChannel heightmap = World.RequestModuleInterface<ITerrainChannel>();
            // Clamp to valid position
            if (pos.X < 0)
                pos.X = 0;
            else if (pos.X >= heightmap.Width)
                pos.X = heightmap.Width - 1;
            if (pos.Y < 0)
                pos.Y = 0;
            else if (pos.Y >= heightmap.Height)
                pos.Y = heightmap.Height - 1;

            //Get the height for the integer coordinates from the Heightmap
            float baseheight = heightmap[(int)pos.X, (int)pos.Y];

            //Calculate the difference between the actual coordinates and the integer coordinates
            float xdiff = pos.X - (int)pos.X;
            float ydiff = pos.Y - (int)pos.Y;

            //Use the equation of the tangent plane to adjust the height to account for slope

            return (((vsn.x * xdiff) + (vsn.y * ydiff)) / (-1 * vsn.z)) + baseheight;
        }