public void Init(){
instance=this;
gridSize=Mathf.Max(0.25f, gridSize);
_gridSize=gridSize;
buildInfo=null;
InitTower();
InitPlatform();
}
public _TileStatus _CheckBuildPoint(Vector3 pointer, int footprint=-1, int ID=-1){
_TileStatus status=_TileStatus.Available;
BuildInfo newBuildInfo=new BuildInfo();
//disable indicator first (for dragNdrop mode), it will be re-enable if the build-point is valid
indicatorBuildPoint.SetActive(false);
//layerMask for platform only
LayerMask maskPlatform=1<<LayerManager.LayerPlatform();
//layerMask for detect all collider within buildPoint
LayerMask maskAll=1<<LayerManager.LayerPlatform();
int terrainLayer=LayerManager.LayerTerrain();
if(terrainLayer>=0) maskAll|=1<<terrainLayer;
//int creepLayer=LayerManager.layerCreep();
//if(creepLayer>=0) maskAll|=1<<creepLayer;
Camera mainCam=Camera.main;
if(mainCam!=null){
Ray ray = mainCam.ScreenPointToRay(pointer);
RaycastHit hit;
if(Physics.Raycast(ray, out hit, Mathf.Infinity, maskPlatform)){
for(int i=0; i<buildPlatforms.Count; i++){
if(hit.transform==buildPlatforms[i].thisT){
PlatformTD platform=buildPlatforms[i];
//checking if tower can be built on the platform, for dragNdrop mode
if(ID>=0 && !platform.availableTowerIDList.Contains(ID)) return _TileStatus.Unavailable;
//calculating the build center point base on the input position
Vector3 pos=GetTilePos(platform.thisT, hit.point);
//check if the position is blocked, by any other obstabcle other than the baseplane itself
Collider[] cols=Physics.OverlapSphere(pos, _gridSize/2*0.9f+footprint*_gridSize, ~maskAll);
if(cols.Length>0){
//Debug.Log("something's in the way "+cols[0]);
return _TileStatus.Unavailable;
}
else{
//confirm that we can build here
newBuildInfo.position=pos;
newBuildInfo.platform=platform;
}
//newBuildInfo.availableTowerIDList=platform.availableTowerIDList;
//map platform availableTowerIDList (which is the towers' prefabID) to the list elements' ID in towerList
newBuildInfo.availableTowerIDList=new List<int>();
for(int m=0; m<platform.availableTowerIDList.Count; m++){
for(int n=0; n<towerList.Count; n++){
if(platform.availableTowerIDList[m]==towerList[n].prefabID){
newBuildInfo.availableTowerIDList.Add(n);
break;
}
}
}
//List<int> tempList=new List<int>();
//for(int n=0; n<towerList.Count; n++) tempList.Add(towerList[n].prefabID);
//newBuildInfo.availableTowerIDList=tempList;
buildInfo=newBuildInfo;
break;
}
}
}
else return _TileStatus.NoPlatform;
}
else return _TileStatus.NoPlatform;
if(buildInfo!=null && cursorIndicatorMode!=_CursorIndicatorMode.None){
if(status==_TileStatus.Available) indicatorBuildPointRen.material.SetColor("_TintColor", new Color(0, 1, 0, 1));
else indicatorBuildPointRen.material.SetColor("_TintColor", new Color(1, 0, 0, 1));
indicatorBuildPoint.SetActive(true);
indicatorBuildPoint.transform.position=buildInfo.position;
if(buildInfo.platform!=null){
indicatorBuildPoint.transform.rotation=buildInfo.platform.thisT.rotation;
}
HideCursorIndicator();
}
return status;
}
public void _Show()
{
buildInfo=BuildManager.GetBuildInfo();
UpdateActiveBuildButtonList();
Update();
isOn=true;
thisObj.SetActive(isOn);
}
static public void ClearBuildPoint(){
//Debug.Log("ClearBuildPoint");
buildInfo=null;
ClearIndicator();
}
public static void ClearBuildPoint()
{
buildInfo=null;
ClearIndicator();
}
public IEnumerator DragNDropRoutine()
{
GameControl.SelectTower(this);
yield return(null);
while (true)
{
Vector3 pos = Input.mousePosition;
_TileStatus status = BuildManager.CheckBuildPoint(pos, -1, prefabID);
if (status == _TileStatus.Available)
{
BuildInfo buildInfo = BuildManager.GetBuildInfo();
thisT.position = buildInfo.position;
thisT.rotation = buildInfo.platform.thisT.rotation;
}
else
{
Ray ray = Camera.main.ScreenPointToRay(pos);
RaycastHit hit;
if (Physics.Raycast(ray, out hit, Mathf.Infinity))
{
thisT.position = hit.point;
}
//this there is no collier, randomly place it 30unit from camera
else
{
thisT.position = ray.GetPoint(30);
}
}
//left-click, build
if (Input.GetMouseButtonDown(0) && !UIUtilities.IsCursorOnUI())
{
//if current mouse point position is valid, build the tower
if (status == _TileStatus.Available)
{
string exception = BuildManager.BuildTower(srcTower);
if (exception != "")
{
GameControl.DisplayMessage(exception);
}
}
else
{
BuildManager.ClearBuildPoint();
}
GameControl.ClearSelectedTower();
thisObj.SetActive(false);
break;
}
//right-click, cancel
if (Input.GetMouseButtonDown(1) || GameControl.GetGameState() == _GameState.Over)
{
GameControl.ClearSelectedTower();
BuildManager.ClearBuildPoint();
thisObj.SetActive(false);
break;
}
yield return(null);
}
thisT.position = new Vector3(0, 9999, 0);
}
public _TileStatus _CheckBuildPoint(Vector3 pointer, int footprint = -1, int ID = -1)
{
_TileStatus status = _TileStatus.Available;
BuildInfo newBuildInfo = new BuildInfo();
//disable indicator first (for dragNdrop mode), it will be re-enable if the build-point is valid
indicatorBuildPoint.SetActive(false);
//layerMask for platform only
LayerMask maskPlatform = 1 << LayerManager.LayerPlatform();
//layerMask for detect all collider within buildPoint
LayerMask maskAll = 1 << LayerManager.LayerPlatform();
int terrainLayer = LayerManager.LayerTerrain();
if (terrainLayer >= 0)
{
maskAll |= 1 << terrainLayer;
}
//int creepLayer=LayerManager.layerCreep();
//if(creepLayer>=0) maskAll|=1<<creepLayer;
Camera mainCam = Camera.main;
if (mainCam != null)
{
Ray ray = mainCam.ScreenPointToRay(pointer);
RaycastHit hit;
if (Physics.Raycast(ray, out hit, Mathf.Infinity, maskPlatform))
{
for (int i = 0; i < buildPlatforms.Count; i++)
{
if (hit.transform == buildPlatforms[i].thisT)
{
PlatformTD platform = buildPlatforms[i];
//checking if tower can be built on the platform, for dragNdrop mode
if (ID >= 0 && !platform.availableTowerIDList.Contains(ID))
{
return(_TileStatus.Unavailable);
}
//calculating the build center point base on the input position
Vector3 pos = GetTilePos(platform.thisT, hit.point);
//check if the position is blocked, by any other obstabcle other than the baseplane itself
Collider[] cols = Physics.OverlapSphere(pos, _gridSize / 2 * 0.9f + footprint * _gridSize, ~maskAll);
if (cols.Length > 0)
{
//Debug.Log("something's in the way "+cols[0]);
return(_TileStatus.Unavailable);
}
else
{
//confirm that we can build here
newBuildInfo.position = pos;
newBuildInfo.platform = platform;
}
//newBuildInfo.availableTowerIDList=platform.availableTowerIDList;
//map platform availableTowerIDList (which is the towers' prefabID) to the list elements' ID in towerList
newBuildInfo.availableTowerIDList = new List <int>();
for (int m = 0; m < platform.availableTowerIDList.Count; m++)
{
for (int n = 0; n < towerList.Count; n++)
{
if (platform.availableTowerIDList[m] == towerList[n].prefabID)
{
newBuildInfo.availableTowerIDList.Add(n);
break;
}
}
}
//List<int> tempList=new List<int>();
//for(int n=0; n<towerList.Count; n++) tempList.Add(towerList[n].prefabID);
//newBuildInfo.availableTowerIDList=tempList;
buildInfo = newBuildInfo;
break;
}
}
}
else
{
return(_TileStatus.NoPlatform);
}
}
else
{
return(_TileStatus.NoPlatform);
}
if (buildInfo != null && cursorIndicatorMode != _CursorIndicatorMode.None)
{
if (status == _TileStatus.Available)
{
indicatorBuildPointRen.material.SetColor("_TintColor", new Color(0, 1, 0, 1));
}
else
{
indicatorBuildPointRen.material.SetColor("_TintColor", new Color(1, 0, 0, 1));
}
indicatorBuildPoint.SetActive(true);
indicatorBuildPoint.transform.position = buildInfo.position;
if (buildInfo.platform != null)
{
indicatorBuildPoint.transform.rotation = buildInfo.platform.thisT.rotation;
}
HideCursorIndicator();
}
return(status);
}
static public void ClearBuildPoint()
{
//Debug.Log("ClearBuildPoint");
buildInfo = null;
ClearIndicator();
}
static public void ClearBuildPoint()
{
buildInfo = null;
ClearIndicator();
}