/// <summary>
/// 获得土地块
/// </summary>
/// <param name="screenPos">屏幕坐标系的位置</param>
/// <returns></returns>
public LandTiled FindLandTiled(Vector3 screenPos)
{
//世界地图坐标
Vector2 mapPoint = CoordinationConvert.SceneCamToWorldMapPoint(screenPos);
return(FindLandTiledByMapPoint(mapPoint));
}
/// <summary>
/// 估算屏幕内所占格子的数量
/// </summary>
private void culScreenTiledCount()
{
if (halfScreenWidthTiledCount != 0)
{
return;
}
Vector2 mapLeftTop = CoordinationConvert.SceneCamToWorldMapPoint(Vector2.zero);
Vector2 mapRightTop = CoordinationConvert.SceneCamToWorldMapPoint(new Vector2(Screen.width, 0));
Vector2 mapLeftButtom = CoordinationConvert.SceneCamToWorldMapPoint(new Vector2(0, Screen.height));
halfScreenWidthTiledCount = (int)(mapRightTop.x - mapLeftTop.x) / 2 + 1;
halfScreenHeightTiledCount = (int)(mapLeftButtom.y - mapLeftTop.y) / 2 + 1;
}
/// <summary>
/// 主相机移动时的操作
/// </summary>
public void CameraChange()
{
// this.culScreenTiledCount();
// Debug.Log("halfTileW:" + halfScreenWidthTiledCount + " , halfTileH:" + halfScreenHeightTiledCount);
//计算相机中心个点的世界坐标位置
// Vector2 center = new Vector2(Screen.width / 2 , Screen.height / 2);
//计算TileIndex索引
Dictionary <int, WorldSceneData> worldSceneDatas = new Dictionary <int, WorldSceneData>();
// Vector2 mapPos = CoordinationConvert.SceneCamToSceneMapPoint(center);
// addSceneTiled(mapPos, worldSceneDatas);
// //计算横向
// for (int i = 0; i < 2; i++)
// {
// //横向
// float nearX = mapPos.x - (1 - (i % 2) * 2) * halfScreenWidthTiledCount;
// float nearY = mapPos.y + (1 - (i % 2) * 2) * halfScreenWidthTiledCount;
// Vector2 nearMapPos = new Vector2(nearX , nearY);
// addSceneTiled(nearMapPos, worldSceneDatas);
//
// //纵向
// nearX = mapPos.x - (1 - (i % 2) * 2) * halfScreenHeightTiledCount;
// nearY = mapPos.y - (1 - (i % 2) * 2) * halfScreenHeightTiledCount;
// nearMapPos = new Vector2(nearX, nearY);
// addSceneTiled(nearMapPos, worldSceneDatas);
// }
//
// //计算四个边角
// addShowTiled(Vector2.zero , worldSceneDatas);
// addShowTiled(new Vector2(Screen.width , 0), worldSceneDatas);
// addShowTiled(new Vector2(0 , Screen.height), worldSceneDatas);
// addShowTiled(new Vector2(Screen.width , Screen.height), worldSceneDatas);
Vector2 mapLeftTop = CoordinationConvert.SceneCamToWorldMapPoint(Vector2.zero);
Vector2 mapLeftBottom = CoordinationConvert.SceneCamToWorldMapPoint(new Vector2(0, Screen.height));
Vector2 mapRightTop = CoordinationConvert.SceneCamToWorldMapPoint(new Vector2(Screen.width, 0));
Vector2 mapRightBottom = CoordinationConvert.SceneCamToWorldMapPoint(new Vector2(Screen.width, Screen.height));
Debug.Log("Map LT: " + mapLeftTop + " , LB: " + mapLeftBottom + " , RT: " + mapRightTop + " , RB:" + mapRightBottom);
int count = (int)(mapRightTop.x - mapLeftTop.x) + 2;
for (int i = 0; i <= count; i++)
{
//上边缘
Vector2 newMapPoint = mapLeftTop + new Vector2(i + 1, -i + 1);
Vector2 sceneMapPoint = CoordinationConvert.TileMapToSceneMapPoint(newMapPoint);
addSceneTiled(sceneMapPoint, worldSceneDatas);
//下边缘
newMapPoint = mapLeftBottom + new Vector2(i - 1, -i);
sceneMapPoint = CoordinationConvert.TileMapToSceneMapPoint(newMapPoint);
addSceneTiled(sceneMapPoint, worldSceneDatas);
}
//左边缘
count = (int)(mapLeftTop.x - mapLeftBottom.x) + 1;
for (int i = 0; i <= count; i++)
{
Vector2 newMapPoint = mapLeftTop - new Vector2(i, i - 2);
Vector2 sceneMapPoint = CoordinationConvert.TileMapToSceneMapPoint(newMapPoint);
addSceneTiled(sceneMapPoint, worldSceneDatas);
}
//右边缘
count = (int)(mapRightTop.x - mapRightBottom.x) + 2;
for (int i = 0; i <= count; i++)
{
Vector2 newMapPoint = mapRightTop - new Vector2(i - 2, i);
Vector2 sceneMapPoint = CoordinationConvert.TileMapToSceneMapPoint(newMapPoint);
addSceneTiled(sceneMapPoint, worldSceneDatas);
}
WorldSceneData[] wsdArr = new WorldSceneData[worldSceneDatas.Count];
worldSceneDatas.Values.CopyTo(wsdArr, 0);
this.MergeMap(wsdArr);
//用于测试地图的可视区域
//debugViewMap(mapLeftTop , mapLeftBottom , mapRightTop , mapRightBottom);
}