public MapGroundMaterial AddGroundMaterial(string key, string image_path)
{
var gm = new MapGroundMaterial(key, image_path);
ground_materials.Add(key, gm);
return(gm);
}
public void Setup(MapMaterialManager material_manager, string wall_default_material_key)
{
SetupWall(material_manager, wall_default_material_key);
ground_material = material_manager.ground_materials[""]; // ダミーを設定
}