Terraria.Dust.QuickDust C# (CSharp) Method

        public static Dust QuickDust(Point tileCoords, Color color)
        {
            Dust dust = Main.dust[Dust.NewDust(Utils.ToVector2(tileCoords) * 16f, 0, 0, 267, 0.0f, 0.0f, 0, new Color(), 1f)];
            dust.position = Utils.ToVector2(tileCoords) * 16f + new Vector2(8f);
            dust.velocity = Vector2.Zero;
            dust.fadeIn = 1f;
            dust.noLight = true;
            dust.noGravity = true;
            dust.color = color;
            return dust;
        }

 public static void SendWalker(
     Point startFloorPosition,
     int height,
     int direction,
     out int distanceCoveredInTiles,
     out Point lastIteratedFloorSpot,
     int maxDistance = 100,
     bool showDebug  = false)
 {
     distanceCoveredInTiles = 0;
     --startFloorPosition.Y;
     lastIteratedFloorSpot = startFloorPosition;
     for (int index1 = 0; index1 < maxDistance; ++index1)
     {
         for (int index2 = 0; index2 < 3 && WorldGen.SolidTile3(startFloorPosition.X, startFloorPosition.Y); ++index2)
         {
             --startFloorPosition.Y;
         }
         int topY1;
         int bottomY1;
         Collision.ExpandVertically(startFloorPosition.X, startFloorPosition.Y, out topY1, out bottomY1, height, 2);
         ++topY1;
         --bottomY1;
         if (!WorldGen.SolidTile3(startFloorPosition.X, bottomY1 + 1))
         {
             int topY2;
             int bottomY2;
             Collision.ExpandVertically(startFloorPosition.X, bottomY1, out topY2, out bottomY2, 0, 6);
             if (showDebug)
             {
                 Dust.QuickBox(new Vector2((float)(startFloorPosition.X * 16 + 8), (float)(topY2 * 16)), new Vector2((float)(startFloorPosition.X * 16 + 8), (float)(bottomY2 * 16)), 1, Color.Blue, (Action <Dust>)null);
             }
             if (!WorldGen.SolidTile3(startFloorPosition.X, bottomY2))
             {
                 break;
             }
         }
         if (bottomY1 - topY1 >= height - 1)
         {
             if (showDebug)
             {
                 Dust.QuickDust(startFloorPosition, Color.Green).scale = 1f;
                 Dust.QuickBox(new Vector2((float)(startFloorPosition.X * 16 + 8), (float)(topY1 * 16)), new Vector2((float)(startFloorPosition.X * 16 + 8), (float)(bottomY1 * 16 + 16)), 1, Color.Red, (Action <Dust>)null);
             }
             distanceCoveredInTiles += direction;
             startFloorPosition.X   += direction;
             startFloorPosition.Y    = bottomY1;
             lastIteratedFloorSpot   = startFloorPosition;
             if (Math.Abs(distanceCoveredInTiles) >= maxDistance)
             {
                 break;
             }
         }
         else
         {
             break;
         }
     }
     distanceCoveredInTiles = Math.Abs(distanceCoveredInTiles);
 }