// STATIC LOGIC -------------------------------------------------------------------------------------------------------------------
/// <summary>
/// Create a terrain from its terrain data. If the level has a terrain editor, then an existing terrain will be recycled.
/// </summary>
public static GameObject CreateOrRecycleTerrain(TerrainData p_terrainData, int p_terrainLayer)
{
// try to find an existing terrain
LE_GUI3dTerrain gui3dTerrain = Object.FindObjectOfType <LE_GUI3dTerrain>();
Terrain terrain = gui3dTerrain != null ? gui3dTerrain.TerrainInstance : null;
GameObject terrainGO;
if (terrain != null)
{
// an editable terrain was already existent -> recycle it
terrainGO = terrain.gameObject;
gui3dTerrain.RecycleTerrain(p_terrainData, true);
}
else
{
// there is no editable terrain in this level -> create new terrain GO
terrainGO = Terrain.CreateTerrainGameObject(p_terrainData);
// assign terrain for further editing
if (gui3dTerrain != null)
{
gui3dTerrain.SetTerrain(terrainGO.GetComponent <Terrain>());
}
}
terrainGO.layer = p_terrainLayer;
terrainGO.transform.position = new Vector3(-p_terrainData.size.x * 0.5f, terrainGO.transform.position.y, -p_terrainData.size.z * 0.5f);
return(terrainGO);
}
private void InitializeDefaultTerrain(LE_ConfigTerrain p_LEConfTerrain)
{
// initialize custom default terrain
if (p_LEConfTerrain.CustomDefaultTerrain != null && p_LEConfTerrain.CustomDefaultTerrain.terrainData != null)
{
// save a reference to the default data prefab
m_GUI3dTerrain.DefaultTerrainDataPrefab = p_LEConfTerrain.CustomDefaultTerrain.terrainData;
// clone the terrain data so that the asset is not broken when testing in Unity Editor
p_LEConfTerrain.CustomDefaultTerrain.enabled = false;
p_LEConfTerrain.CustomDefaultTerrain.terrainData = m_GUI3dTerrain.GetDefaultTerrainDataDeepCopy();
if (p_LEConfTerrain.CustomDefaultTerrain.GetComponent <TerrainCollider>() != null)
{
p_LEConfTerrain.CustomDefaultTerrain.GetComponent <TerrainCollider>().terrainData = p_LEConfTerrain.CustomDefaultTerrain.terrainData;
}
else
{
Debug.LogError("LE_LevelEditorMain: the CustomDefaultTerrain assigned to LE_ConfigTerrain must have a collider!");
}
p_LEConfTerrain.CustomDefaultTerrain.Flush();
p_LEConfTerrain.CustomDefaultTerrain.enabled = true;
// access the custom predefined terrain data
// and wrap it with a terrain manager, which is then assigned to the GUI3dTerrain instance
m_GUI3dTerrain.SetTerrain(p_LEConfTerrain.CustomDefaultTerrain);
// your terrain must be in the LE_ConfigTerrain.TerrainLayer layer, you can set this in the game object,
// but it is included here so that you cannot forget it
p_LEConfTerrain.CustomDefaultTerrain.gameObject.layer = p_LEConfTerrain.TerrainLayer;
// just to be on the safe side call this event and notify listeners that the level data was changed
if (LE_EventInterface.OnChangeLevelData != null)
{
LE_EventInterface.OnChangeLevelData(p_LEConfTerrain.CustomDefaultTerrain.gameObject, new LE_LevelDataChangedEvent(LE_ELevelDataChangeType.TERRAIN_LOADED_DEFAULT));
}
// a terrain does exist -> activate edit terrain UI
if (LE_GUIInterface.Instance.delegates.SetTerrainUIMode != null)
{
LE_GUIInterface.Instance.delegates.SetTerrainUIMode(LE_GUIInterface.Delegates.ETerrainUIMode.EDIT);
}
else
{
Debug.LogWarning("LE_LevelEditorMain: you have not set the LE_GUIInterface.delegates.SetTerrainUIMode delegate. You need to set it for example if you want to disable the create UI if the default Unity terrain is set!");
}
}
else
{
// there is no terrain -> activate create terrain UI
if (LE_GUIInterface.Instance.delegates.SetTerrainUIMode != null)
{
LE_GUIInterface.Instance.delegates.SetTerrainUIMode(LE_GUIInterface.Delegates.ETerrainUIMode.CREATE);
}
else
{
Debug.LogWarning("LE_LevelEditorMain: you have not set the LE_GUIInterface.delegates.SetTerrainUIMode delegate. You need to set it for example if you want to show the create UI if there is no default Unity terrain set!");
}
}
}
