Exemplo n.º 1
0
        public virtual bool CanAddAdjacentToReachable(PathFinding search, CellData adjacent)
        {
            // 如果已经在关闭集
            if (search.IsCellInExplored(adjacent))
            {
                return(false);
            }

            // 已经加入过开放集
            if (search.IsCellInReachable(adjacent))
            {
                return(false);
            }

            // 计算消耗 = 当前 cell 的消耗 + 邻居 cell 的消耗
            float g = search.currentCell.G + CalcGPerCell(search, adjacent);

            // 不在范围内
            if (g < 0f || g > search.range.y)
            {
                return(false);
            }

            adjacent.G = g;

            return(true);
        }
Exemplo n.º 2
0
        public override bool CanAddAdjacentToReachable(PathFinding search, CellData adjacent)
        {
            // 是否可移动
            if (!adjacent.CanMove)
            {
                return(false);
            }

            // 如果已经在关闭集
            if (search.IsCellInExplored(adjacent))
            {
                return(false);
            }

            // 计算消耗 = 当前 cell 的消耗 + 邻居 cell 的消耗
            float g = search.currentCell.G + CalcGPerCell(search, adjacent);

            // 已经加入过开放集
            if (search.IsCellInReachable(adjacent))
            {
                // 如果新消耗更低
                if (g < adjacent.G)
                {
                    adjacent.G        = g;
                    adjacent.Previous = search.currentCell;
                }
                return(false);
            }

            adjacent.G        = g;
            adjacent.H        = CalcH(search, adjacent);
            adjacent.Previous = search.currentCell;
            return(true);
        }