public static bool CreateMixtureVariantEnabled()
{
var selectedMixtures = Selection.GetFiltered <Texture>(SelectionMode.Assets);
int graphOrVariantCount = selectedMixtures.Count(m => MixtureDatabase.GetGraphFromTexture(m) != null || MixtureEditorUtils.GetVariantAtPath(AssetDatabase.GetAssetPath(m)));
return((graphOrVariantCount) > 0);
}
static void BeforeCustomRenderTextureUpdate(CommandBuffer cmd, CustomRenderTexture crt)
{
MixtureGraph graph = MixtureDatabase.GetGraphFromTexture(crt);;
// If the graph is valid and realtime
if (graph != null && graph.type == MixtureGraphType.Realtime)
{
MixtureGraphProcessor.processorInstances.TryGetValue(graph, out var processorSet);
if (processorSet == null)
{
var processor = new MixtureGraphProcessor(graph);
// Relay the event to the processor
processor.BeforeCustomRenderTextureUpdate(cmd, crt);
}
else
{
foreach (var processor in processorSet)
{
// Relay the event to the processor
if (processor.isProcessing == 0)
{
processor.BeforeCustomRenderTextureUpdate(cmd, crt);
}
}
}
}
}
/// <summary>
/// Get the graph from the mixture
/// </summary>
/// <param name="texture"></param>
/// <returns></returns>
public static MixtureGraph GetGraphFromTexture(Texture texture)
{
if (texture == null)
{
return(null);
}
// In the editor, we can directly use the AssetDatabase instead of relying on the resources.
#if UNITY_EDITOR
string graphPath = UnityEditor.AssetDatabase.GetAssetPath(texture);
if (!String.IsNullOrEmpty(graphPath))
{
return(UnityEditor.AssetDatabase.LoadAllAssetsAtPath(graphPath).OfType <MixtureGraph>().FirstOrDefault());
}
else
{
return(null);
}
#else
if (instance == null)
{
instance = Resources.Load <MixtureDatabase>(databaseResourcePath);
if (instance == null)
{
Debug.LogError("Mixture Database asset not found! Realtime Mixtures won't work as expected.");
return(null);
}
}
instance.graphMap.TryGetValue(texture, out var graph);
return(graph);
#endif
}
public static void CreateMixtureVariant()
{
var selectedMixtures = Selection.GetFiltered <Texture>(SelectionMode.Assets);
foreach (var mixtureTexture in selectedMixtures)
{
var graph = MixtureDatabase.GetGraphFromTexture(mixtureTexture);
var variant = MixtureEditorUtils.GetVariantAtPath(AssetDatabase.GetAssetPath(mixtureTexture));
if (graph != null)
{
CreateMixtureVariant(graph, null);
}
else if (variant != null)
{
CreateMixtureVariant(null, variant);
}
}
}
