/// <summary>
/// Loads required assets for the game.
/// </summary>
public static void Initialize(MonoBehaviour coroutineOwner, string[] modBundlePaths, OnInitializeCallback onInitCB)
{
// Load art file
try
{
// Prepare Legacy manager
_LegacyAssets = new ResourceManager(".");
// Get art file
Stream artPartStream = _LegacyAssets.GetResourceStream("op2_art.prt");
_ArtFile = ArtFile.Read(artPartStream);
}
catch (System.Exception ex)
{
Debug.LogException(ex);
// Inform caller of failure
onInitCB?.Invoke(false);
return;
}
// Load asset bundle
coroutineOwner.StartCoroutine(LoadAssetsRoutine(modBundlePaths, onInitCB));
}
private static IEnumerator LoadAssetsRoutine(string[] modBundlePaths, OnInitializeCallback onInitCB)
{
// Load mod bundles
foreach (string bundlePath in modBundlePaths)
{
AssetBundleCreateRequest bundleRequest = AssetBundle.LoadFromFileAsync(Path.Combine(Application.streamingAssetsPath, bundlePath));
yield return(bundleRequest);
if (bundleRequest.assetBundle != null)
{
_ModBundles.Add(bundleRequest.assetBundle);
}
}
// Prepare legacy art loader
try
{
_LegacyArt = new OP2BmpLoader("OP2_ART.BMP", _ArtFile);
}
catch (System.Exception ex)
{
Debug.LogWarning(ex);
}
yield return(null);
float startTime = Time.realtimeSinceStartup;
float curTime = startTime;
// Load textures
for (int i = 0; i < _ArtFile.imageMetas.Count; ++i)
{
Texture2D texture = GetAssetFromModBundle <Texture2D>("Bitmap" + i);
if (texture != null)
{
_TextureLookup[i] = texture;
_SpriteLookup[i] = Sprite.Create(texture, new UnityEngine.Rect(0, 0, texture.width, texture.height), Vector2.zero, 1);
}
else if (_LegacyArt != null)
{
// Load legacy texture
try
{
OP2BitmapFile bitmap = _LegacyArt.GetImage(i);
texture = GetTextureFromBMP(bitmap);
_TextureLookup[i] = texture;
_SpriteLookup[i] = Sprite.Create(texture, new UnityEngine.Rect(0, 0, texture.width, texture.height), Vector2.zero, 1);
}
catch (System.Exception ex)
{
Debug.LogException(ex);
Debug.LogError("BmpIndex: " + i);
}
}
else
{
// Could not find texture!
Debug.LogError("Could not find texture for index: " + i);
// Inform caller of failure
onInitCB?.Invoke(false);
yield break;
}
// Every X seconds, take a break to render the screen
if (curTime + 0.25f < Time.realtimeSinceStartup)
{
yield return(null);
curTime = Time.realtimeSinceStartup;
}
}
Debug.Log("Texture Load Time: " + (Time.realtimeSinceStartup - startTime).ToString("N2") + " seconds");
yield return(LoadSoundsRoutine("sound.vol"));
yield return(LoadSoundsRoutine("voices.vol"));
Debug.Log("Total Load Time: " + (Time.realtimeSinceStartup - startTime).ToString("N2") + " seconds");
// Inform caller of success
onInitCB?.Invoke(true);
}