Add red/green highlights to debug BT node decorator result

Source/Engine/AI/Behavior.cpp

@@ -209,7 +209,25 @@ String Behavior::GetNodeDebugInfo(const BehaviorTreeNode* node, Behavior* behavi
     if (!node)
         return String::Empty;
     BehaviorUpdateContext context;
+    InitNodeDebugContext(node, behavior, context);
+    return node->GetDebugInfo(context);
+}
+
+int32 Behavior::GetDecoratorDebugResult(BehaviorTreeDecorator* node, Behavior* behavior)
+{
+    if (!node)
+        return -1;
+    BehaviorUpdateContext context;
+    InitNodeDebugContext(node, behavior, context);
+    return node->CanUpdate(context) ? 1 : 0;
+}
+
+void Behavior::InitNodeDebugContext(const BehaviorTreeNode* node, Behavior* behavior, BehaviorUpdateContext& context)
+{
+    // Zero out context
     Platform::MemoryClear(&context, sizeof(context));
+
+    // Check if the node is relevant (active in tree with state created)
     if (GetNodeDebugRelevancy(node, behavior))
     {
         // Pass behavior and knowledge data only for relevant nodes to properly access it
@@ -219,7 +237,6 @@ String Behavior::GetNodeDebugInfo(const BehaviorTreeNode* node, Behavior* behavi
         context.RelevantNodes = &behavior->_knowledge.RelevantNodes;
         context.Time = behavior->_totalTime;
     }
-    return node->GetDebugInfo(context);
 }
 
 #endif

Source/Engine/AI/Behavior.h

@@ -110,5 +110,7 @@ private:
     // Editor-only utilities to debug nodes state.
     API_FUNCTION(Internal) static bool GetNodeDebugRelevancy(const BehaviorTreeNode* node, const Behavior* behavior);
     API_FUNCTION(Internal) static String GetNodeDebugInfo(const BehaviorTreeNode* node, Behavior* behavior);
+    API_FUNCTION(Internal) static int32 GetDecoratorDebugResult(class BehaviorTreeDecorator* node, Behavior* behavior);
+    static void InitNodeDebugContext(const BehaviorTreeNode* node, Behavior* behavior, BehaviorUpdateContext& context);
 #endif
 };

Source/Engine/Scripting/Scripting.cs

@@ -300,6 +300,7 @@ namespace FlaxEngine
                 TextBoxBackgroundSelected = Color.FromBgra(0xFF3F3F46),
                 CollectionBackgroundColor = Color.FromBgra(0x14CCCCCC),
                 ProgressNormal = Color.FromBgra(0xFF0ad328),
+                ProgressError = new Color(0.79f, 0.146f, 0.0f, 1.0f),
                 Statusbar = new Style.StatusbarStyle
                 {
                     PlayMode = Color.FromBgra(0xFF2F9135),

Source/Engine/UI/GUI/Style.cs

@@ -170,6 +170,12 @@ namespace FlaxEngine.GUI
         [EditorOrder(200)]
         public Color ProgressNormal;
 
+        /// <summary>
+        /// The progress error color.
+        /// </summary>
+        [EditorOrder(201)]
+        public Color ProgressError;
+
         /// <summary>
         /// The selection and drag drop highlights colors.
         /// </summary>