Implemented saving of animation controller from editor

SHADE_Engine/src/Animation/SHAnimationController.cpp

@@ -118,8 +118,8 @@ namespace SHADE
     nodes.emplace_back(node);
 
     // If there is no start node, this is the first node so make it the starting node
-    if (!startNode)
+    if (!StartingNode)
-      startNode = node;
+      StartingNode = node;
 
     return node;
   }
@@ -132,8 +132,8 @@ namespace SHADE
       throw std::invalid_argument("[SHAnimationController] Attempted to delete a node that doesn't belong.");
 
     // Remove if it is a start node
-    if (startNode == node)
+    if (StartingNode == node)
-      startNode = {};
+      StartingNode = {};
 
     // Remove from nodes
     nodes.erase(iter);

SHADE_Engine/src/Animation/SHAnimationController.h

@@ -145,6 +145,11 @@ namespace SHADE
       std::unordered_map<std::string, AnimParam> Params;
       float ClipPlaybackTime;
     };
+
+    /*---------------------------------------------------------------------------------*/
+    /* Data Members                                                                    */
+    /*---------------------------------------------------------------------------------*/
+    Handle<Node> StartingNode;
     
     /*---------------------------------------------------------------------------------*/
     /* Lifecycle Functions                                                             */
@@ -186,11 +191,11 @@ namespace SHADE
     /// </summary>
     /// <param name="name">Name of the parameter.</param>
     void RemoveParameter(const std::string& name);
+    void SetStartingNode(Handle<Node> node);
     
     /*---------------------------------------------------------------------------------*/
     /* Getters                                                                         */
     /*---------------------------------------------------------------------------------*/
-    Handle<Node> GetStartingNode() const noexcept { return startNode; }
     const std::unordered_map<std::string, AnimParam::Type>& GetParams() const noexcept { return parameters; }
     const std::vector<Handle<Node>>& GetNodes() const noexcept { return nodes; }
 
@@ -199,7 +204,6 @@ namespace SHADE
     /* Data Members                                                                    */
     /*---------------------------------------------------------------------------------*/
     // State machine
-    Handle<Node> startNode;
     std::vector<Handle<Node>> nodes;
     std::unordered_map<std::string, AnimParam::Type> parameters;
 

SHADE_Engine/src/Animation/SHAnimatorComponent.cpp

@@ -169,7 +169,7 @@ namespace SHADE
         animInstanceData.Params.emplace(param.first, SHAnimationController::AnimParam(param.second));
       }
       // First Node
-      animInstanceData.CurrentNode = animController->GetStartingNode();
+      animInstanceData.CurrentNode = animController->StartingNode;
       // Playback Time
       animInstanceData.ClipPlaybackTime = 0.0f;
 

SHADE_Engine/src/Editor/EditorWindow/Animation/SHAnimationControllerEditor.cpp

@@ -3,7 +3,7 @@
 \author         Tng Kah Wei, kahwei.tng, 390009620
 \par            email: kahwei.tng\@digipen.edu
 \date           Mar 1, 2023
-\brief			    Contains the definition of SHAnimationControllerEditor's functions.
+\brief          Contains the definition of SHAnimationControllerEditor's functions.
 
 
 Copyright (C) 2023 DigiPen Institute of Technology.
@@ -160,7 +160,7 @@ namespace SHADE
       // Save Button
       if (ImGui::Button(std::format("{} Save", ICON_MD_SAVE).data()))
       {
-        // TODO: Actually save the resource
+        controller = serialise(controllerData.value()); // TODO: Actually save the resource
       }
       // Discard Button
       if (ImGui::Button(std::format("{} Discard Changes", ICON_MD_CANCEL).data()))
@@ -855,15 +855,72 @@ namespace SHADE
     }
 
     // Mark starting node
-    if (nodeMap.contains(controller.GetStartingNode()))
+    if (nodeMap.contains(controller.StartingNode))
     {
-      data.StartingNode = nodeMap[controller.GetStartingNode()]->Index;
+      data.StartingNode = nodeMap[controller.StartingNode]->Index;
     }
 
     return data;
   }
   SHAnimationController SHAnimationControllerEditor::serialise(const AnimControllerData& data)
   {
-    return {};
+    SHAnimationController controller;
+    
+    // Maps data nodes to controller nodes
+    std::unordered_map<NodeIndex, Handle<SHAnimationController::Node>> nodeMap;
+
+    // Create all nodes first
+    for (const auto& node : data.Nodes)
+    {
+      auto newNode = controller.CreateNode();
+      newNode->Name = node.Name;
+      newNode->Clip = node.Clip;
+
+      nodeMap[node.Index] = newNode;
+    }
+
+    // Create links
+    for (const auto& node : data.Nodes)
+    {
+      // Get controller node
+      auto controllerNode = nodeMap[node.Index];
+
+      for (auto link : node.Transitions)
+      {
+        // Ignore invalid link
+        if (!nodeMap.contains(link.SourceAttribute.OwnerNodeIndex) || !nodeMap.contains(link.DestinationAttribute.OwnerNodeIndex))
+          continue;
+
+        // Get link data
+        const LinkData& LINK_DATA = data.Links.at(link.Raw);
+
+        SHAnimationController::Transition transition;
+        transition.Target = nodeMap[link.DestinationAttribute.OwnerNodeIndex];
+
+        if (data.Params.contains(LINK_DATA.ParamName))
+        {
+          transition.Condition = LINK_DATA.Condition;
+          transition.ParamName = LINK_DATA.ParamName;
+          transition.Param.ParamType = data.Params.at(LINK_DATA.ParamName);
+          transition.Param.Value = LINK_DATA.ParamThresholdValue;
+        }
+
+        controllerNode->Transitions.emplace_back(std::move(transition));
+      }
+    }
+
+    // Starting Node
+    if (nodeMap.contains(data.StartingNode))
+    {
+      controller.StartingNode = nodeMap[data.StartingNode];
+    }
+
+    // Parameters
+    for (auto param : data.Params)
+    {
+      controller.AddParameter(param.first, param.second);
+    }
+
+    return controller;
   }
 }