diff --git a/Engine/Source/Fyrion/Resource/ResourceGraph.cpp b/Engine/Source/Fyrion/Resource/ResourceGraph.cpp
index 2ad0443c..a4bfe54d 100644
--- a/Engine/Source/Fyrion/Resource/ResourceGraph.cpp
+++ b/Engine/Source/Fyrion/Resource/ResourceGraph.cpp
@@ -26,7 +26,7 @@ namespace Fyrion
 
         for (auto& data : m_resourceGraph->m_data)
         {
-            if (data.defaultValue == nullptr &&  data.typeHandler && data.offset != U32_MAX)
+            if (data.defaultValue == nullptr && data.typeHandler && data.offset != U32_MAX)
             {
                 data.typeHandler->Construct(&m_instanceData[data.offset]);
             }
@@ -59,8 +59,10 @@ namespace Fyrion
                 }
                 else if (node->m_outputOffset != U32_MAX && node->m_typeHandler != nullptr)
                 {
+                    //type constructor
                     node->m_typeHandler->Construct(&m_instanceData[node->m_outputOffset]);
 
+                    //publish output.
                     auto it = m_outputs.Find(node->m_typeHandler->GetTypeInfo().typeId);
                     if (it == m_outputs.end())
                     {
@@ -77,9 +79,21 @@ namespace Fyrion
         for (int n = 0; n < m_resourceGraph->m_nodes.Size(); ++n)
         {
             const auto& node = m_resourceGraph->m_nodes[n];
-            if (node->m_valid && node->m_functionHandler)
+            if (node->m_valid)
             {
-                node->m_functionHandler->Invoke(nullptr, nullptr, m_nodeParams[n].Data());
+                if (node->m_functionHandler)
+                {
+                    node->m_functionHandler->Invoke(nullptr, nullptr, m_nodeParams[n].Data());
+                }
+                else if (node->m_typeHandler)
+                {
+                    //copy links to type.
+                    for(auto& itOffset: node->m_offsets)
+                    {
+                        auto& data = m_resourceGraph->m_data[itOffset.second];
+                        data.typeHandler->Copy(&m_instanceData[data.copyOffset], &m_instanceData[data.offset]);
+                    }
+                }
             }
         }
     }
@@ -236,10 +250,18 @@ namespace Fyrion
                         node->m_offsets.Insert(fieldHandler->GetName(), m_data.Size());
 
                         //TODO don't need to c construct.
-                        m_data.EmplaceBack(ResourceGraphNodeParamData{
+                        auto& data = m_data.EmplaceBack(ResourceGraphNodeParamData{
                             .offset = node->m_outputOffset + (u32)fieldInfo.offsetOf,
-                            .typeHandler = fieldType
+                            .typeHandler = fieldType,
                         });
+
+                        if (auto it = node->m_inputLinks.Find(fieldHandler->GetName()))
+                        {
+                            if (auto itOffset = m_nodes[it->second.outputNodeId]->m_offsets.Find(it->second.outputPin))
+                            {
+                                data.copyOffset = m_data[itOffset->second].offset;
+                            }
+                        }
                     }
                 }
             }
diff --git a/Engine/Source/Fyrion/Resource/ResourceGraph.hpp b/Engine/Source/Fyrion/Resource/ResourceGraph.hpp
index 9d4cc0c4..4d1d5208 100644
--- a/Engine/Source/Fyrion/Resource/ResourceGraph.hpp
+++ b/Engine/Source/Fyrion/Resource/ResourceGraph.hpp
@@ -49,6 +49,7 @@ namespace Fyrion
         u32          offset = U32_MAX;
         TypeHandler* typeHandler;
         VoidPtr      defaultValue;
+        u32          copyOffset = U32_MAX;
     };
 
     class FY_API ResourceGraphNodeData
diff --git a/Engine/Test/Fyrion/Resource/ResourceGraphTests.cpp b/Engine/Test/Fyrion/Resource/ResourceGraphTests.cpp
index 1537e428..80c57c27 100644
--- a/Engine/Test/Fyrion/Resource/ResourceGraphTests.cpp
+++ b/Engine/Test/Fyrion/Resource/ResourceGraphTests.cpp
@@ -134,7 +134,7 @@ namespace
 
     TEST_CASE("Resource::ResourceGraphBasics")
     {
-        String vl = "default";
+        String vl = "value";
 
         Engine::Init();
         {
@@ -194,7 +194,7 @@ namespace
             CHECK(graphNodes[2]->GetId() == 2);
 
             ResourceGraphInstance* instance = resourceGraph.CreateInstance();
-            String vl = "value-";
+            String vl = "default-";
             instance->SetInputValue("inputValue", &vl);
 
             instance->Execute();
@@ -204,7 +204,7 @@ namespace
             REQUIRE(outputs[0]);
 
             const TestOutputNode* testOutputNode = static_cast<const TestOutputNode*>(outputs[0]);
-          //  CHECK(testOutputNode->stringValue == "value-value-");
+            CHECK(testOutputNode->stringValue == "default-value");
 
             instance->Destroy();
         }