From 79df80ad0cd84f97b47dffc43960debca248703d Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Thu, 4 Nov 2021 16:11:10 +0100
Subject: [PATCH] Add warning when using ragdoll that has joint with missing
 target

---
 Source/Engine/Level/Actors/Ragdoll.cpp | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/Source/Engine/Level/Actors/Ragdoll.cpp b/Source/Engine/Level/Actors/Ragdoll.cpp
index c0d61de2a..1e594746c 100644
--- a/Source/Engine/Level/Actors/Ragdoll.cpp
+++ b/Source/Engine/Level/Actors/Ragdoll.cpp
@@ -5,6 +5,9 @@
 #include "Engine/Level/Scene/Scene.h"
 #include "Engine/Physics/Actors/RigidBody.h"
 #include "Engine/Serialization/Serialization.h"
+#if USE_EDITOR
+#include "Engine/Physics/Joints/Joint.h"
+#endif
 
 Ragdoll::Ragdoll(const SpawnParams& params)
     : Actor(params)
@@ -43,6 +46,17 @@ float Ragdoll::InitBone(RigidBody* rigidBody, int32& nodeIndex, Transform& local
         // Initialize body
         rigidBody->SetSolverIterationCounts(PositionSolverIterations, VelocitySolverIterations);
         rigidBody->SetMaxDepenetrationVelocity(MaxDepenetrationVelocity);
+
+#if USE_EDITOR
+        for (auto child : rigidBody->Children)
+        {
+            auto joint = Cast<Joint>(child);
+            if (joint && joint->Target == nullptr && joint->IsActiveInHierarchy())
+            {
+                LOG(Warning, "Ragdol joint '{0}' has missing target", joint->GetNamePath());
+            }
+        }
+#endif
     }
     return weight;
 }