学习目标：熟悉塔防游戏核心战斗
游戏画面
项目结构目录
核心代码：
if ( Input.GetMouseButtonDown(0)){if (EventSystem.current.IsPointerOverGameObject()==false){//开发炮台的建造Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);RaycastHit hit;bool isCollider = Physics.Raycast(ray,out hit, 1000, LayerMask.GetMask("MapCube"));if (isCollider){MapCube mapCube = hit.collider.GetComponent<MapCube>();if (selectedTurretData != null && mapCube.turretGo == null){//可以创建 if (money > selectedTurretData.cost){ChangeMoney(-selectedTurretData.cost);mapCube.BuildTurret(selectedTurretData);}else{//提示钱不够moneyAnimator.SetTrigger("Flicker");}}else if (mapCube.turretGo != null){// 升级处理//if (mapCube.isUpgraded)//{// ShowUpgradeUI(mapCube.transform.position, true);//}//else//{// ShowUpgradeUI(mapCube.transform.position, false);//}if (mapCube == selectedMapCube && upgradeCanvas.activeInHierarchy){StartCoroutine(HideUpgradeUI());}else{ShowUpgradeUI(mapCube.transform.position, mapCube.isUpgraded);}selectedMapCube = mapCube;}}}}}下载链接：TowerDefenseProject: 简单塔防小游戏