Display animation clip names and progress directly on nodes

Editor/Graph/Node.cs

@@ -57,6 +57,17 @@ public virtual string GetContentTypeShortName()
             return GetContentTypeName().Split('.').Last();
         }
 
+        public virtual string GetLabel()
+        {
+            return null;
+        }
+
+        public virtual bool TryGetProgress(out float progress)
+        {
+            progress = 0f;
+            return false;
+        }
+
         public override string ToString()
         {
             return "Node content: " + GetContentTypeName();

Editor/Graph/Renderer/DefaultGraphRenderer.cs

@@ -459,9 +459,15 @@ private void DrawNode(Rect nodeRect, Node node, bool selected)
         {
             string nodeType = node.GetContentTypeName();
             NodeTypeLegend nodeTypeLegend = m_LegendForType[nodeType];
-            string formattedLabel = Regex.Replace(nodeTypeLegend.label, "((?<![A-Z])\\B[A-Z])", "\n$1"); // Split into multi-lines
+            string formattedLabel = node.GetLabel() ?? Regex.Replace(nodeTypeLegend.label, "((?<![A-Z])\\B[A-Z])", "\n$1"); // Split into multi-lines
 
             DrawRect(nodeRect, nodeTypeLegend.color, formattedLabel, node.active, selected);
+
+            if (node.TryGetProgress(out float progress))
+            {
+                float height = 10f;
+                EditorGUI.DrawRect(new Rect(nodeRect.xMin, nodeRect.yMax - height, nodeRect.width * progress, height), Color.white);
+            }
         }
 
         // Compute the tangents for the graphLayout edges. Assumes that graphLayout is drawn from left to right

Editor/PlayableNodes/AnimationClipPlayableNode.cs

@@ -1,4 +1,5 @@
 using System.Text;
+using UnityEngine;
 using UnityEngine.Animations;
 using UnityEngine.Playables;
 
@@ -11,6 +12,38 @@ public AnimationClipPlayableNode(Playable content, float weight = 1.0f)
         {
         }
 
+        public override string GetLabel()
+        {
+            var p = (Playable)content;
+            if (p.IsValid())
+            {
+                var acp = (AnimationClipPlayable)p;
+                var clip = acp.GetAnimationClip();
+                return clip ? clip.name : "(none)";
+            }
+            return "(invalid)";
+        }
+
+        public override bool TryGetProgress(out float progress)
+        {
+            var p = (Playable)content;
+            if (p.IsValid())
+            {
+                var acp = (AnimationClipPlayable)p;
+                var clip = acp.GetAnimationClip();
+                if (clip != null)
+                {
+                    if (clip.isLooping)
+                        progress = (float)((acp.GetTime() % clip.length) / clip.length);
+                    else
+                        progress = Mathf.Clamp01((float)(acp.GetTime() / clip.length));
+                    return true;
+                }
+            }
+            progress = 0f;
+            return false;
+        }
+
         public override string ToString()
         {
             var sb = new StringBuilder();