/// <summary>
/// Generate collections with related scenes' names for loading and load them
/// </summary>
/// <param name="sceneData"></param>
/// <param name="sceneLoadDistance"></param>
/// <returns></returns>
private HashSet <string> GetScenesShouldBeLoaded(IG_SceneData sceneData, int sceneLoadDistance)
{
_scenesShouldBeLoaded.Clear();
GetScenesShouldBeLoadedInternal(sceneData, sceneLoadDistance);
_scenesShouldBeLoaded.Add(PersistentSceneName);
return(_scenesShouldBeLoaded);
}
private void GetScenesShouldBeLoadedInternal(IG_SceneData sceneData, int sceneLoadDistance)
{
if (sceneLoadDistance > _graphSceneData.DefaultMaxDistance)
{
return;
}
sceneLoadDistance++;
// Add scenes from current sceneData
HashSet <string> scenesConnected = new HashSet <string>(sceneData.ScenesConnected);
_scenesShouldBeLoaded.UnionWith(scenesConnected);
_scenesShouldBeLoaded.UnionWith(new HashSet <string>(sceneData.ScenesTransition));
foreach (var sceneName in scenesConnected)
{
IG_SceneData cSceneData = _graphSceneData.ScenesDataAll.Find(x => x.name == sceneName);
GetScenesShouldBeLoadedInternal(cSceneData, sceneLoadDistance);
}
}
private void ChangeCurrentScene(string sceneName, LoadSceneMode loadSceneMode = LoadSceneMode.Additive)
{
if (string.IsNullOrEmpty(sceneName) || sceneName == _currentSceneName)
{
return;
}
_currentSceneName = sceneName; // Saving the name of current scene
_scenesLoaded = GetLoadedScenes(); // Searching if we have scenes loaded for some reason
_graphSceneData.ScenesDataLoaded = new HashSet <IG_SceneData>(_graphSceneData.ScenesDataAll);
//_graphSceneData.ScenesDataLoaded.IntersectWith(_scenesLoaded);
Action action = () => ActivateScene(_currentSceneName);
// If isn't loaded, load. Then make current scene active
if (!_scenesLoaded.Contains(_currentSceneName))
{
StartCoroutine(LoadSceneAsync(_currentSceneName, loadSceneMode, action));
}
// --- After loading main scene, load optional additional scenes up to SceneLoadDistance, keeping track of them in the near list:
if (Debugging)
{
Debug.Log("Loading scenes connected with: " + _currentSceneName);
}
IG_SceneData sceneData = _graphSceneData.ScenesDataAll.Find(x => x.SceneName == _currentSceneName); // Get Scene Data for current scene
//
LoadScenes(GetScenesShouldBeLoaded(sceneData, 1));
// UnloadScene any scenes not in the near list
UnloadScenesExcessive();
}