void OnMouseDown()
{
if (gridManager.activeButton != null && gridManager.activeButton.GetComponent <Ressource>().materialGroup == materialGroup)
{
material = gridManager.activeButton.GetComponent <Ressource>().material;
this.GetComponent <SpriteRenderer>().sprite = gridManager.activeSprite;
}
}
} // END Update
public StorageRessource GetStorageRessource(MATERIALS material)
{
int resIndex = materialsType.FindIndex(x => x == material);
if (resIndex == -1) return null;
else return materialsObject[resIndex].GetComponent<StorageRessource>();
}