Ejemplo n.º 1
0
func hexagonPointByStep(user Point, length int64, block []Point) []Point {
	var retPoint, initPoint, tmp []Point

	curPointSet := set.NewSimpleSet()
	lastPointSet := set.NewSimpleSet()

	defer curPointSet.Clear()
	defer lastPointSet.Clear()

	initPoint = hexagonPoint(user)
	//删除有障碍物坐标
	for _, v := range block {
		initPoint = RemovePoint(initPoint, v)
	}
	//加入集合
	for _, v := range initPoint {
		curPointSet.Add(v)
		lastPointSet.Add(v)
	}
	var i int64
	for i = 1; i < length; i++ {
		innerTmp := curPointSet.List()
		curPointSet.Clear()
		for _, v := range innerTmp {
			ptmp := v.(Point)
			//生成新的一圈坐标点
			tmp = hexagonPoint(ptmp)
			//删除有障碍物坐标
			for _, v := range block {
				tmp = RemovePoint(tmp, v)
			}
			//删除已经存在的点
			for _, v := range tmp {
				if !lastPointSet.Has(v) {
					curPointSet.Add(v)
					lastPointSet.Add(v)
				}
			}
		}
	}
	for _, v := range lastPointSet.List() {
		retPoint = append(retPoint, v.(Point))
	}
	return retPoint
}
Ejemplo n.º 2
0
func AttkPointByStep(user Point, length int64) []Point {
	var retPoint, initPoint, tmp []Point
	if length == 0 {
		retPoint = append(retPoint, user)
		return retPoint
	}
	curPointSet := set.NewSimpleSet()
	lastPointSet := set.NewSimpleSet()

	initPoint = AttkHexagonPoint(user)
	for _, v := range initPoint {
		curPointSet.Add(v)
		lastPointSet.Add(v)
	}

	var i int64
	for i = 1; i < length; i++ {
		innerTmp := curPointSet.List()
		curPointSet.Clear()
		for _, v := range innerTmp {
			ptmp := v.(Point)
			//生成新的一圈坐标点
			tmp = AttkHexagonPoint(ptmp)
			for _, v := range tmp {
				if !lastPointSet.Contains(v) {
					curPointSet.Add(v)
					lastPointSet.Add(v)
				}
			}
		}
	}
	for _, v := range lastPointSet.List() {
		retPoint = append(retPoint, v.(Point))
	}
	return retPoint
}
Ejemplo n.º 3
0
//查找最短路径
func SearchShortestPath(posBegin, posEnd Point, block []Point) ([]Point, error) {
	var retPoint, tmpBuf []Point
	var specialPoint Point
	//可能重复的点
	repeatNode := set.NewSimpleSet()
	type tmpNode struct {
		bestPos Point
		length  int64
	}
	var tmpList []tmpNode
	var tmp, bestNode, secNode tmpNode
	//目标坐标不能出现障碍物中
	for _, v := range block {
		if v == posEnd {
			return retPoint, errors.New("目标坐标不该出现障碍物中")
		}
	}
DO_AGAIN:
	retPoint = append(retPoint, posBegin)
	tmpBuf = hexagonPointByStep(posBegin, 1, block)
	for {
		for _, v := range tmpBuf {
			tmp.bestPos = v
			tmp.length = (v.x-posEnd.x)*(v.x-posEnd.x) + (v.y-posEnd.y)*(v.y-posEnd.y)
			tmpList = append(tmpList, tmp)
			if tmp.length == 0 {
				retPoint = append(retPoint, v)
				goto DO_END
			}
		}
		//寻找最佳节点
		bestNode = tmpList[0]
		secNode = tmpList[0]
		for _, v := range tmpList {
			if v.length < bestNode.length {
				secNode = bestNode
				bestNode = v
			}
		}
		if bestNode.bestPos == specialPoint {
			bestNode = secNode
		}
		fmt.Println("bestNode:==>", bestNode)
		tmpList = nil
		//将当前最佳节点加入到路径中
		retPoint = append(retPoint, bestNode.bestPos)
		//添加进重复的点
		if !repeatNode.Contains(bestNode.bestPos) {
			repeatNode.Add(bestNode.bestPos)
		} else {
			specialPoint = bestNode.bestPos
			retPoint = nil
			goto DO_AGAIN
		}
		//计算当前节点的辐射范围
		tmpBuf = hexagonPointByStep(bestNode.bestPos, 1, block)
		fmt.Println("again:==>", tmpBuf)
	}
DO_END:
	return retPoint, nil
}