/// <summary>
/// Load the preset file at the specified path into the specified asset and cook it.
/// </summary>
/// <param name="asset">Asset to load preset into</param>
/// <param name="filePath">Full path to file containing preset. File must have been written out by SaveAssetPresetToFile.</param>
public static void LoadPresetFileIntoAssetAndCook(HEU_HoudiniAsset asset, string filePath)
{
try
{
HEU_AssetPreset assetPreset = null;
using (FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read))
{
BinaryFormatter formatter = new BinaryFormatter();
HEU_Vector3SerializationSurrogate vector3S = new HEU_Vector3SerializationSurrogate();
HEU_Vector2SerializationSurrogate vector2S = new HEU_Vector2SerializationSurrogate();
SurrogateSelector surrogateSelector = new SurrogateSelector();
surrogateSelector.AddSurrogate(typeof(Vector3), new StreamingContext(StreamingContextStates.All), vector3S);
surrogateSelector.AddSurrogate(typeof(Vector2), new StreamingContext(StreamingContextStates.All), vector2S);
formatter.SurrogateSelector = surrogateSelector;
assetPreset = (HEU_AssetPreset)formatter.Deserialize(fs);
}
if(assetPreset != null)
{
if (PRESET_IDENTIFIER.SequenceEqual(assetPreset._identifier))
{
asset.LoadAssetPresetAndCook(assetPreset);
}
else
{
Debug.LogErrorFormat("Unable to load preset. Specified file is not a saved HDA preset: {0}", filePath);
}
}
else
{
Debug.LogErrorFormat("Failed to load preset file {0}.", filePath);
}
}
catch (System.Exception ex)
{
Debug.LogErrorFormat("Failed to load preset due to exception: " + ex.ToString());
}
}
/// <summary>
/// Save the specified asset's preset data to file at specified path.
/// </summary>
/// <param name="asset">The asset's preset data will be saved</param>
/// <param name="filePath">The file to save to</param>
public static void SaveAssetPresetToFile(HEU_HoudiniAsset asset, string filePath)
{
// This should return an object filled with preset data, and which we can serialize directly
HEU_AssetPreset assetPreset = asset.GetAssetPreset();
if (assetPreset != null)
{
try
{
int len = PRESET_IDENTIFIER.Length;
assetPreset._identifier = PRESET_IDENTIFIER;
assetPreset._version = PRESET_VERSION;
using (FileStream fs = new FileStream(filePath, FileMode.Create, FileAccess.Write))
{
IFormatter formatter = new BinaryFormatter();
HEU_Vector3SerializationSurrogate vector3S = new HEU_Vector3SerializationSurrogate();
HEU_Vector2SerializationSurrogate vector2S = new HEU_Vector2SerializationSurrogate();
SurrogateSelector surrogateSelector = new SurrogateSelector();
surrogateSelector.AddSurrogate(typeof(Vector3), new StreamingContext(StreamingContextStates.All), vector3S);
surrogateSelector.AddSurrogate(typeof(Vector2), new StreamingContext(StreamingContextStates.All), vector2S);
formatter.SurrogateSelector = surrogateSelector;
formatter.Serialize(fs, assetPreset);
}
}
catch (System.Exception ex)
{
Debug.LogErrorFormat("Failed to save preset due to exception: " + ex.ToString());
}
}
else
{
Debug.LogErrorFormat("Failed to save preset due to unable to retrieve the preset buffer!");
}
}