Merge pull request #105 from SHADE-DP/SP3-4-editor_fix

Add Editor Features - Transform Gizmo
Added transform gizmo (UPDATE IMGUIZMO DEPENDENCY)
Small tweaks and fixes to editor

Assets/Editor/Layouts/UserLayout.ini

@@ -1,48 +0,0 @@
-[Window][MainStatusBar]
-Pos=0,1060
-Size=1920,20
-Collapsed=0
-
-[Window][SHEditorMenuBar]
-Pos=0,48
-Size=1920,1012
-Collapsed=0
-
-[Window][Hierarchy Panel]
-Pos=0,142
-Size=571,918
-Collapsed=0
-DockId=0x00000004,0
-
-[Window][Debug##Default]
-Pos=60,60
-Size=400,400
-Collapsed=0
-
-[Window][Inspector]
-Pos=1649,48
-Size=271,1012
-Collapsed=0
-DockId=0x00000006,0
-
-[Window][Profiler]
-Pos=0,48
-Size=571,92
-Collapsed=0
-DockId=0x00000003,0
-
-[Window][Viewport]
-Pos=573,48
-Size=1074,1012
-Collapsed=0
-DockId=0x00000002,0
-
-[Docking][Data]
-DockSpace       ID=0xC5C9B8AB Window=0xBE4044E9 Pos=8,79 Size=1920,1012 Split=X
-  DockNode      ID=0x00000005 Parent=0xC5C9B8AB SizeRef=1992,1036 Split=X
-    DockNode    ID=0x00000001 Parent=0x00000005 SizeRef=571,1036 Split=Y Selected=0x1E6EB881
-      DockNode  ID=0x00000003 Parent=0x00000001 SizeRef=225,94 Selected=0x1E6EB881
-      DockNode  ID=0x00000004 Parent=0x00000001 SizeRef=225,940 Selected=0xE096E5AE
-    DockNode    ID=0x00000002 Parent=0x00000005 SizeRef=1074,1036 CentralNode=1 Selected=0x13926F0B
-  DockNode      ID=0x00000006 Parent=0xC5C9B8AB SizeRef=271,1036 Selected=0xE7039252
-

SHADE_Application/src/Application/SBApplication.cpp

@@ -149,11 +149,10 @@ namespace Sandbox
         SHSceneManager::SceneUpdate(0.016f);
 #endif
       SHSystemManager::RunRoutines(editor->editorState != SHEditor::State::PLAY, 0.016f);
-      editor->PollPicking();
+      //editor->PollPicking();
     }
-
     // Finish all graphics jobs first
-	graphicsSystem->AwaitGraphicsExecution();
+	  graphicsSystem->AwaitGraphicsExecution();
   }
 
 

SHADE_Engine/src/Camera/SHCameraSystem.cpp

@@ -154,7 +154,6 @@ namespace SHADE
 
     target = SHVec3::RotateY(target, SHMath::DegreesToRadians(camera.yaw));
     target =SHVec3::RotateX(target, SHMath::DegreesToRadians(camera.pitch));
-    std::cout << "Target vec: " << target.x<<", "<<target.y<<", "<<target.z << std::endl;
     target += camera.position;
     ////SHVec3::RotateZ(target, SHMath::DegreesToRadians(camera.roll));
 

SHADE_Engine/src/Editor/Command/SHCommand.hpp

@@ -24,6 +24,7 @@ namespace SHADE
   class SHCommand : SHBaseCommand
   {
   public:
+    using SHCommandPtr = std::unique_ptr<T>;
     typedef std::function<void(T const&)> SetterFunction;
 
     SHCommand(T const& oldVal, T const& value, SetterFunction setFnc)

SHADE_Engine/src/Editor/Command/SHCommandManager.cpp

@@ -13,7 +13,7 @@ namespace SHADE
   SHCommandManager::CommandStack SHCommandManager::undoStack{};
   SHCommandManager::CommandStack SHCommandManager::redoStack{};
 
-  void SHCommandManager::PerformCommand(CommandPtr commandPtr, bool const& overrideValue)
+  void SHCommandManager::PerformCommand(BaseCommandPtr commandPtr, bool const& overrideValue)
   {
     redoStack = CommandStack();
     commandPtr->Execute();
@@ -27,9 +27,9 @@ namespace SHADE
     }
   }
 
-  void SHCommandManager::RegisterCommand(CommandPtr commandPtr)
+  void SHCommandManager::RegisterCommand(BaseCommandPtr commandPtr)
   {
-	undoStack.push(commandPtr);
+	  undoStack.push(commandPtr);
   }
 
   void SHCommandManager::UndoCommand()
@@ -59,4 +59,14 @@ namespace SHADE
   {
     return redoStack.size();
   }
+
+  void SHCommandManager::PopLatestCommandFromRedoStack()
+  {
+    redoStack.pop();
+  }
+
+  void SHCommandManager::PopLatestCommandFromUndoStack()
+  {
+    undoStack.pop();
+  }
 }//namespace SHADE

SHADE_Engine/src/Editor/Command/SHCommandManager.h

@@ -19,16 +19,21 @@ namespace SHADE
     //#==============================================================#
     //||                        Type Aliases                        ||
     //#==============================================================#
-    using CommandPtr = std::shared_ptr<SHBaseCommand>;
+    using BaseCommandPtr = std::shared_ptr<SHBaseCommand>;
-    using CommandStack = std::stack<CommandPtr>;
+    template<typename T>
+    using SHCommandPtr = std::shared_ptr<SHCommand<T>>;
+    using CommandStack = std::stack<BaseCommandPtr>;
 
-    static void PerformCommand(CommandPtr commandPtr, bool const& overrideValue = false);
+    static void PerformCommand(BaseCommandPtr commandPtr, bool const& overrideValue = false);
-    static void RegisterCommand(CommandPtr commandPtr);
+    static void RegisterCommand(BaseCommandPtr commandPtr);
     static void UndoCommand();
     static void RedoCommand();
     static std::size_t GetUndoStackSize();
     static std::size_t GetRedoStackSize();
 
+    static void PopLatestCommandFromRedoStack();
+    static void PopLatestCommandFromUndoStack();
+
   private:
     static CommandStack undoStack;
     static CommandStack redoStack;

SHADE_Engine/src/Editor/EditorWindow/HierarchyPanel/SHHierarchyPanel.cpp

@@ -22,6 +22,7 @@
 #include <imgui.h>
 
 #include "Serialization/SHSerialization.h"
+#include "Tools/SHClipboardUtilities.h"
 
 
 namespace SHADE
@@ -52,6 +53,7 @@ namespace SHADE
       if(const auto root = sceneGraph.GetRoot())
       {
         auto const& children = root->GetChildren();
+        
         for (const auto child : children)
         {
           RecursivelyDrawEntityNode(child);
@@ -79,6 +81,8 @@ namespace SHADE
 
   void SHHierarchyPanel::SetScrollTo(EntityID eid)
   {
+    if(eid == MAX_EID)
+      return;
     scrollTo = eid;
   }
 
@@ -104,7 +108,7 @@ namespace SHADE
       }
       if (ImGui::SmallButton(ICON_MD_ADD_CIRCLE))
       {
-        SHEntityManager::CreateEntity();
+        SHCommandManager::PerformCommand(std::make_shared<SHCreateEntityCommand>());
       }
       if (ImGui::IsItemHovered())
       {
@@ -144,23 +148,32 @@ namespace SHADE
 
     auto* entity = SHEntityManager::GetEntityByID(currentNode->GetEntityID());
     //Draw Node
-    bool isNodeOpen = ImGui::TreeNodeEx(reinterpret_cast<void*>(entity), nodeFlags, "%u: %s", EntityHandleGenerator::GetIndex(eid), entity->name.c_str());
+    bool isNodeOpen = ImGui::TreeNodeEx(reinterpret_cast<void*>(entity), nodeFlags, "%u: %s", SHEntityManager::GetEntityIndex(eid), entity->name.c_str());
     const ImRect nodeRect = ImRect(ImGui::GetItemRectMin(), ImGui::GetItemRectMax());
 
     //Check For Begin Drag
     if (SHDragDrop::BeginSource())
     {
-      ImGui::Text("Moving EID: %zu", eid);
+      std::string moveLabel = "Moving EID: ";
-      SHDragDrop::SetPayload<EntityID>(DRAG_EID, &eid);
+      if(!isSelected)
+        editor->selectedEntities.push_back(eid);
+      for(int i = 0; i < static_cast<int>(editor->selectedEntities.size()); ++i)
+      {
+        moveLabel.append(std::to_string(editor->selectedEntities[i]));
+        if(i + 1 < static_cast<int>(editor->selectedEntities.size()))
+        {
+          moveLabel.append(", ");
+        }
+      }
+      ImGui::Text(moveLabel.c_str());
+      SHDragDrop::SetPayload<std::vector<EntityID>>(DRAG_EID, &editor->selectedEntities);
       SHDragDrop::EndSource();
     }
     else if (SHDragDrop::BeginTarget()) //If Received DragDrop
     {
-      if (const EntityID* eidPayload = SHDragDrop::AcceptPayload<EntityID>(DRAG_EID)) //If payload is valid
+      if (const std::vector<EntityID>* eidPayload = SHDragDrop::AcceptPayload<std::vector<EntityID>>(DRAG_EID)) //If payload is valid
       {
-        EntityID const dropEID = *eidPayload;
+        ParentSelectedEntities(eid);
-        if(!sceneGraph.GetChild(dropEID, eid))
-          sceneGraph.SetParent(dropEID, eid); //Set dropEID parent to eid (belonging to current Node)
         SHDragDrop::EndTarget();
       }
     }
@@ -175,7 +188,15 @@ namespace SHADE
       }
       if(ImGui::Selectable("Copy"))
       {
-        SHLOG_INFO(SHSerialization::SerializeEntitiesToString(editor->selectedEntities))
+        SHClipboardUtilities::WriteToClipboard(SHSerialization::SerializeEntitiesToString(editor->selectedEntities));
+      }
+      if(ImGui::Selectable("Paste"))
+      {
+        SetScrollTo(SHSerialization::DeserializeEntitiesFromString(SHClipboardUtilities::GetDataFromClipboard()));
+      }
+      if(ImGui::Selectable("Paste as Child"))
+      {
+        SetScrollTo(SHSerialization::DeserializeEntitiesFromString(SHClipboardUtilities::GetDataFromClipboard(), eid));
       }
       if(ImGui::Selectable(std::format("{} Delete", ICON_MD_DELETE).data()))
       {
@@ -184,7 +205,7 @@ namespace SHADE
       
       if((currentNode->GetParent() != sceneGraph.GetRoot()) && ImGui::Selectable(std::format("{} Unparent Selected", ICON_MD_NORTH_WEST).data()))
       {
-        sceneGraph.SetParent(currentNode->GetEntityID(), nullptr);
+        ParentSelectedEntities(MAX_EID);
       }
       ImGui::EndPopup();
     }
@@ -196,7 +217,15 @@ namespace SHADE
       {
         if (!isSelected)
         {
-          if (!ImGui::IsKeyDown(ImGuiKey_LeftCtrl))
+          if(ImGui::IsKeyDown(ImGuiKey_LeftShift))
+          {
+            if(editor->selectedEntities.size() >= 1)
+            {
+              SelectRangeOfEntities(editor->selectedEntities[0], eid);              
+            }
+            else editor->selectedEntities.clear();
+          }
+          else if (!ImGui::IsKeyDown(ImGuiKey_LeftCtrl))
             editor->selectedEntities.clear();
           editor->selectedEntities.push_back(eid);
         }//if not selected
@@ -243,4 +272,90 @@ namespace SHADE
   {
     SHEntityManager::CreateEntity(MAX_EID, "DefaultChild", parentEID);
   }
+
+  void SHHierarchyPanel::ParentSelectedEntities(EntityID parentEID) const noexcept
+  {
+    auto const& sceneGraph = SHSceneManager::GetCurrentSceneGraph();
+    auto const editor = SHSystemManager::GetSystem<SHEditor>();
+    SHEntityParentCommand::EntityParentData entityParentData;
+    std::vector<EntityID> parentedEIDS;
+    for(auto const& eid : editor->selectedEntities)
+    {
+      if(sceneGraph.GetChild(eid, parentEID) == nullptr)
+      {
+        parentedEIDS.push_back(eid);
+        if(auto parent = sceneGraph.GetParent(eid))
+          entityParentData[eid].oldParentEID = parent->GetEntityID();
+        entityParentData[eid].newParentEID = parentEID;
+      }
+    }
+    SHCommandManager::PerformCommand(std::make_shared<SHEntityParentCommand>(parentedEIDS, entityParentData));
+  }
+
+  void SHHierarchyPanel::SelectRangeOfEntities(EntityID beginEID, EntityID endEID)
+  {
+    bool startSelecting = false; bool endSelecting = false;
+    auto const editor = SHSystemManager::GetSystem<SHEditor>();
+    editor->selectedEntities.clear();
+    auto const& sceneGraph = SHSceneManager::GetCurrentSceneGraph();
+    sceneGraph.Traverse([&](SHSceneNode* nodePtr)
+    {
+      auto eid = nodePtr->GetEntityID();
+      if(!startSelecting)
+      {
+        if(eid == beginEID || eid == endEID)
+        {
+          startSelecting = true;
+          editor->selectedEntities.push_back(eid);
+        }
+      }
+      else
+      {
+        if(!endSelecting)
+        {
+          editor->selectedEntities.push_back(eid);
+          if(eid == endEID || eid == beginEID)
+          {
+            endSelecting = true;
+          }
+        }
+      }
+    });
+  }
+
+  void SHCreateEntityCommand::Execute()
+  {
+    EntityID newEID = SHEntityManager::CreateEntity(eid);
+    if(eid == MAX_EID)
+      eid = newEID;
+  }
+
+  void SHCreateEntityCommand::Undo()
+  {
+    SHEntityManager::DestroyEntity(eid);
+  }
+
+  void SHEntityParentCommand::Execute()
+  {
+    auto const& sceneGraph = SHSceneManager::GetCurrentSceneGraph();
+    for(auto const& eid : entities)
+    {
+      if(entityParentData[eid].newParentEID == MAX_EID)
+        sceneGraph.SetParent(eid, nullptr);
+      else
+        sceneGraph.SetParent(eid, entityParentData[eid].newParentEID);
+    }
+  }
+
+  void SHEntityParentCommand::Undo()
+  {
+    auto const& sceneGraph = SHSceneManager::GetCurrentSceneGraph();
+    for(auto const& eid : entities)
+    {
+      if(entityParentData[eid].oldParentEID == MAX_EID)
+        sceneGraph.SetParent(eid, nullptr);
+      else
+        sceneGraph.SetParent(eid, entityParentData[eid].oldParentEID);
+    }
+  }
 }//namespace SHADE

SHADE_Engine/src/Editor/EditorWindow/HierarchyPanel/SHHierarchyPanel.h

@@ -10,7 +10,7 @@
 #include "imgui_internal.h"
 #include "ECS_Base/SHECSMacros.h"
 #include "Editor/EditorWindow/SHEditorWindow.h"
-
+#include "Editor/Command/SHCommand.hpp"
 namespace SHADE
 {
   class SHSceneNode;
@@ -28,8 +28,40 @@ namespace SHADE
     void DrawMenuBar() const noexcept;
     ImRect RecursivelyDrawEntityNode(SHSceneNode*);
     void CreateChildEntity(EntityID parentEID) const noexcept;
+    void ParentSelectedEntities(EntityID parentEID) const noexcept;
+    void SelectRangeOfEntities(EntityID beginEID, EntityID EndEID);
     std::string filter;
     bool isAnyNodeSelected = false;
     EntityID scrollTo = MAX_EID;
   };//class SHHierarchyPanel
+
+  //Might move to a different file
+  class SHCreateEntityCommand final : public SHBaseCommand
+  {
+  public:
+    void Execute() override;
+    void Undo() override;
+  private:
+    EntityID eid = MAX_EID;
+  };
+
+  class SHEntityParentCommand final : public SHBaseCommand
+  {
+  public:
+    struct Data
+    {
+      EntityID oldParentEID = MAX_EID;
+      EntityID newParentEID = MAX_EID;
+    };
+    using EntityParentData = std::unordered_map<EntityID, Data>;
+
+    SHEntityParentCommand(std::vector<EntityID> entityIDs, EntityParentData inEntityParentData):entities(entityIDs),entityParentData(inEntityParentData){}
+
+    void Execute() override;
+    void Undo() override;
+  private:
+    std::vector<EntityID> entities;
+    std::unordered_map<EntityID, Data> entityParentData;
+  };
+
 }//namespace SHADE

SHADE_Engine/src/Editor/EditorWindow/Inspector/SHEditorComponentView.hpp

@@ -10,6 +10,7 @@
 //||                       SHADE Includes                       ||
 //#==============================================================#
 #include "Editor/IconsMaterialDesign.h"
+#include "Editor/IconsFontAwesome6.h"
 #include "ECS_Base/Components/SHComponent.h"
 #include "Editor/SHEditorWidgets.hpp"
 #include "Physics/Components/SHColliderComponent.h"
@@ -216,7 +217,7 @@ namespace SHADE
 
         if (collider.GetType() == SHCollider::Type::BOX)
         {
-          SHEditorWidgets::BeginPanel( std::format("{} Box Collider #{}", ICON_MD_VIEW_IN_AR, i).data(), { ImGui::GetContentRegionAvail().x, ImGui::GetContentRegionAvail().y });
+          SHEditorWidgets::BeginPanel( std::format("{} Box Collider #{}", ICON_FA_CUBE, i).data(), { ImGui::GetContentRegionAvail().x, ImGui::GetContentRegionAvail().y });
           auto box = reinterpret_cast<SHBoundingBox*>(collider.GetShape());
           SHEditorWidgets::DragVec3("Half Extents", { "X", "Y", "Z" }, [box] {return box->GetHalfExtents(); }, [box](SHVec3 const& vec) {box->SetHalfExtents(vec);});
         }

SHADE_Engine/src/Editor/EditorWindow/Inspector/SHEditorInspector.cpp

@@ -55,7 +55,11 @@ namespace SHADE
       {
         EntityID const& eid = editor->selectedEntities[0];
         SHEntity* entity = SHEntityManager::GetEntityByID(eid);
-
+        if(!entity)
+        {
+          ImGui::End();
+          return;
+        }
         ImGui::TextColored(ImGuiColors::green, "EID: %zu", eid);
         SHEditorWidgets::CheckBox("##IsActive", [entity]()->bool {return entity->GetActive(); }, [entity](bool const& active) {entity->SetActive(active); });
         ImGui::SameLine();

SHADE_Engine/src/Editor/EditorWindow/Profiling/SHEditorProfiler.cpp

@@ -3,6 +3,7 @@
 #include <imgui.h>
 
 #include "ECS_Base/Managers/SHSystemManager.h"
+#include "Editor/Command/SHCommandManager.h"
 #include "FRC/SHFramerateController.h"
 
 namespace SHADE
@@ -38,6 +39,11 @@ namespace SHADE
     {
       ImGui::PlotLines("DT", frames.data(), static_cast<int>(frames.size()), 0, nullptr, 0.0f, 16.0f);
     }
+    if(ImGui::CollapsingHeader("Command Manager"))
+    {
+      ImGui::Text("Undo: %zu", SHCommandManager::GetUndoStackSize());
+      ImGui::Text("Redo: %zu", SHCommandManager::GetRedoStackSize());
+    }
     ImGui::End();
   }
 

SHADE_Engine/src/Editor/EditorWindow/SHEditorWindow.cpp

@@ -43,9 +43,12 @@ namespace SHADE
     bool result = ImGui::Begin(windowName.data(), &isOpen, windowFlags);
 
     auto wndSize = ImGui::GetWindowSize();
-    if(windowSize.x != wndSize.x || windowSize.y != wndSize.y)
+    auto contentRegionAvail = ImGui::GetContentRegionAvail();
+    if( beginContentRegionAvailable.x != contentRegionAvail.x || beginContentRegionAvailable.y != contentRegionAvail.y || windowSize.x != wndSize.x || windowSize.y != wndSize.y)
     {
       windowSize = {wndSize.x, wndSize.y};
+      beginContentRegionAvailable = {contentRegionAvail.x, contentRegionAvail.y};
+
       OnResize();
     }
     auto wndPos = ImGui::GetWindowPos();

SHADE_Engine/src/Editor/EditorWindow/SHEditorWindow.h

@@ -26,6 +26,10 @@ namespace SHADE
     bool isOpen;
     bool isWindowHovered;
     std::string_view windowName;
+    SHVec2 windowSize;
+    SHVec2 windowPos;
+    SHVec2 viewportMousePos;
+    SHVec2 beginContentRegionAvailable;
   protected:
     virtual bool Begin();
     virtual void OnResize();
@@ -33,8 +37,6 @@ namespace SHADE
 
     ImGuiWindowFlags windowFlags = 0;
     ImGuiIO& io;
-    SHVec2 windowSize;
+
-    SHVec2 windowPos;
-    SHVec2 viewportMousePos;
   };//class SHEditorWindow
 }//namespace SHADE

SHADE_Engine/src/Editor/EditorWindow/ViewportWindow/SHEditorViewport.cpp

@@ -1,17 +1,23 @@
 #include "SHpch.h"
+#include "Editor/SHImGuiHelpers.hpp"
 #include "SHEditorViewport.h"
 
+#include "ImGuizmo.h"
 #include "ECS_Base/Managers/SHSystemManager.h"
+#include "Editor/IconsMaterialDesign.h"
 #include "Editor/SHEditor.hpp"
 #include "Editor/EditorWindow/HierarchyPanel/SHHierarchyPanel.h"
 #include "Graphics/MiddleEnd/Interface/SHGraphicsSystem.h"
 #include "Graphics/Descriptors/SHVkDescriptorSetGroup.h"
 #include "Graphics/MiddleEnd/Interface/SHMousePickSystem.h"
+#include <Editor/IconsFontAwesome6.h>
+
+constexpr std::string_view windowName = "\xef\x80\x95 Viewport";
 
 namespace SHADE
 {
   SHEditorViewport::SHEditorViewport()
-    :SHEditorWindow("Viewport", ImGuiWindowFlags_MenuBar | ImGuiWindowFlags_NoScrollbar)
+    :SHEditorWindow("\xee\x90\x8b Viewport", ImGuiWindowFlags_MenuBar | ImGuiWindowFlags_NoScrollbar)
   {
   }
 
@@ -26,31 +32,30 @@ namespace SHADE
     SHEditorWindow::Update();
     if(Begin())
     {
+      ImGuizmo::SetDrawlist();
       DrawMenuBar();
       auto gfxSystem = SHSystemManager::GetSystem<SHGraphicsSystem>();
       auto const& descriptorSet = gfxSystem->GetPostOffscreenRenderSystem()->GetDescriptorSetGroup()->GetVkHandle()[0];
       auto mousePos = ImGui::GetMousePos();
-      auto cursorPos = ImGui::GetCursorScreenPos();
+      beginCursorPos = ImGui::GetCursorScreenPos();
-      viewportMousePos = {mousePos.x - cursorPos.x, mousePos.y - cursorPos.y};
+      viewportMousePos = {mousePos.x - beginCursorPos.x, mousePos.y - beginCursorPos.y};
       gfxSystem->GetMousePickSystem ()->SetViewportMousePos (viewportMousePos);
-      //if (ImGui::IsMouseReleased(ImGuiMouseButton_Left))
-      //{
-      //  auto eid = gfxSystem->GetMousePickSystem ()->GetPickedEntity();
-      //  if(eid != MAX_EID)
-      //  {
-      //    auto editor = SHSystemManager::GetSystem<SHEditor>();
-      //    editor->selectedEntities.clear();
-      //    editor->selectedEntities.push_back(eid);
-      //    if (const auto hierarchyPanel = SHEditorWindowManager::GetEditorWindow<SHHierarchyPanel>())
-      //    {
-      //      hierarchyPanel->SetScrollTo(eid);
-      //    }
-      //  }
-      //}
 
-      ImGui::Image((ImTextureID)descriptorSet, ImGui::GetWindowSize());
+      ImGui::Image((ImTextureID)descriptorSet, {beginContentRegionAvailable.x, beginContentRegionAvailable.y});
+
+      if(ImGui::IsWindowHovered() && ImGui::IsMouseDown(ImGuiMouseButton_Right))
+      {
+        ImGui::SetMouseCursor(ImGuiMouseCursor_None);
+        ImGui::SetCursorScreenPos(ImGui::GetMousePos());
+        ImGui::PushStyleColor(ImGuiCol_Text, ImGuiColors::green);
+        ImGui::Text(ICON_FA_EYE);
+        ImGui::PopStyleColor();
+      }
     }
+    ImGuizmo::SetRect(beginCursorPos.x , beginCursorPos.y, beginContentRegionAvailable.x, beginContentRegionAvailable.y);
+    transformGizmo.Draw();
     ImGui::End();
+
   }
 
   void SHEditorViewport::Exit()
@@ -66,7 +71,11 @@ namespace SHADE
 
     //auto pos = ImGui::GetCursorPos();
     //windowCursorPos = {}
-    gfxSystem->PrepareResize(static_cast<uint32_t>(windowSize.x), static_cast<uint32_t>(windowSize.y));
+    if(beginContentRegionAvailable.x == 0 || beginContentRegionAvailable.y == 0)
+    {
+      beginContentRegionAvailable =  windowSize;
+    }
+    gfxSystem->PrepareResize(static_cast<uint32_t>(beginContentRegionAvailable.x), static_cast<uint32_t>(beginContentRegionAvailable.y));
   }
 
   void SHEditorViewport::OnPosChange()
@@ -74,10 +83,46 @@ namespace SHADE
     SHEditorWindow::OnPosChange();
   }
 
-  void SHEditorViewport::DrawMenuBar() const noexcept
+  void SHEditorViewport::DrawMenuBar() noexcept
   {
     if(ImGui::BeginMenuBar())
     {
+      bool const isTranslate = transformGizmo.operation == SHTransformGizmo::Operation::TRANSLATE;
+      ImGui::BeginDisabled(isTranslate);
+      if(isTranslate)
+        ImGui::PushStyleColor(ImGuiCol_Text, ImGui::GetStyle().Colors[ImGuiCol_CheckMark]);
+      if(ImGui::Button(ICON_MD_OPEN_WITH))
+      {
+        transformGizmo.operation = SHTransformGizmo::Operation::TRANSLATE;
+      }
+      ImGui::EndDisabled();
+      if(isTranslate)
+        ImGui::PopStyleColor();
+
+      bool const isRotate = transformGizmo.operation == SHTransformGizmo::Operation::ROTATE;
+      ImGui::BeginDisabled(isRotate);
+      if(isRotate)
+        ImGui::PushStyleColor(ImGuiCol_Text, ImGui::GetStyle().Colors[ImGuiCol_CheckMark]);
+      if(ImGui::Button(ICON_MD_AUTORENEW))
+      {
+        transformGizmo.operation = SHTransformGizmo::Operation::ROTATE;
+      }
+      ImGui::EndDisabled();
+      if(isRotate)
+        ImGui::PopStyleColor();
+
+      bool const isScale = transformGizmo.operation == SHTransformGizmo::Operation::SCALE;
+      ImGui::BeginDisabled(isScale);
+      if(isScale)
+        ImGui::PushStyleColor(ImGuiCol_Text, ImGui::GetStyle().Colors[ImGuiCol_CheckMark]);
+      if(ImGui::Button(ICON_MD_EXPAND))
+      {
+        transformGizmo.operation = SHTransformGizmo::Operation::SCALE;
+      }
+      ImGui::EndDisabled();
+      if(isScale)
+        ImGui::PopStyleColor();
+      
       ImGui::EndMenuBar();
     }
   }

SHADE_Engine/src/Editor/EditorWindow/ViewportWindow/SHEditorViewport.h

@@ -10,6 +10,7 @@
 #include "imgui_internal.h"
 #include "ECS_Base/SHECSMacros.h"
 #include "Editor/EditorWindow/SHEditorWindow.h"
+#include "Editor/Gizmos/SHTransformGizmo.h"
 
 namespace SHADE
 {
@@ -20,10 +21,12 @@ namespace SHADE
     void Init() override;
     void Update() override;
     void Exit() override;
+    SHTransformGizmo transformGizmo;
   protected:
     void OnResize() override;
     void OnPosChange() override;
   private:
-    void DrawMenuBar() const noexcept;
+    void DrawMenuBar() noexcept;
+    SHVec2 beginCursorPos;
   };//class SHEditorViewport
 }//namespace SHADE

SHADE_Engine/src/Editor/Gizmos/SHTransformGizmo.cpp

@@ -0,0 +1,85 @@
+#include "SHpch.h"
+#include "SHTransformGizmo.h"
+
+#include "ECS_Base/Managers/SHComponentManager.h"
+#include "ECS_Base/Managers/SHSystemManager.h"
+#include "Editor/SHEditor.hpp"
+#include "Editor/SHImGuiHelpers.hpp"
+#include <imgui.h>
+#include <ImGuizmo.h>
+
+#include "Camera/SHCameraSystem.h"
+#include "Editor/Command/SHCommandManager.h"
+#include "Editor/EditorWindow/ViewportWindow/SHEditorViewport.h"
+namespace SHADE
+{
+  void SHTransformGizmo::Draw()
+  {
+    bool justChangedTfm = false;
+    if (!editorCamera)
+    {
+      auto const cameraSystem = SHSystemManager::GetSystem<SHCameraSystem>();
+      editorCamera = cameraSystem->GetEditorCamera();
+    }
+    auto viewportWindow = SHEditorWindowManager::GetEditorWindow<SHEditorViewport>();
+    ImGuizmo::SetOrthographic(false);
+
+    SHMatrix view = SHMatrix::Transpose(editorCamera->GetViewMatrix());
+    SHMatrix proj = SHMatrix::Transpose(editorCamera->GetProjMatrix());
+    proj(1, 1) *= -1;
+    static SHMatrix gridMat = SHMatrix::Translate(0, -0.5f, 0.f) * SHMatrix::Identity;
+    //ImGuizmo::DrawGrid(&view._11, &proj._11, &gridMat._11, 100.f);
+    if (selectedEntityTransformComponent == nullptr)
+    {
+      SHEditor* editor = SHSystemManager::GetSystem<SHEditor>();
+      if (editor->selectedEntities.empty())
+        return;
+      EntityID eid = editor->selectedEntities.back();
+      selectedEntityTransformComponent = SHComponentManager::GetComponent_s<SHTransformComponent>(eid);
+      justChangedTfm = true;
+    }
+    else
+    {
+      SHEditor* editor = SHSystemManager::GetSystem<SHEditor>();
+      if (editor->selectedEntities.empty())
+        return;
+      EntityID eid = editor->selectedEntities.back();
+      auto tfmComponent = SHComponentManager::GetComponent_s<SHTransformComponent>(eid);
+      if (selectedEntityTransformComponent != tfmComponent)
+      {
+        selectedEntityTransformComponent = tfmComponent;
+        justChangedTfm = true;
+      }
+    }
+    if (selectedEntityTransformComponent == nullptr)
+      return;
+
+    SHMatrix mat = selectedEntityTransformComponent->GetTRS();
+    isManipulating = ImGuizmo::Manipulate(&view._11, &proj._11, static_cast<ImGuizmo::OPERATION>(operation), ImGuizmo::MODE::WORLD, &mat._11);
+    if (!justChangedTfm)
+    {
+      if (ImGui::IsItemClicked())
+        SHCommandManager::PerformCommand(std::reinterpret_pointer_cast<SHBaseCommand>(std::make_shared<SHCommand<SHMatrix>>(selectedEntityTransformComponent->GetTRS(), mat, [tfm = std::move(selectedEntityTransformComponent)](SHMatrix const& mtx)
+          {
+            if (!tfm)
+              return;
+            SHVec3 translate{}, rotate{}, scale{};
+            mtx.Decompose(translate, rotate, scale);
+            tfm->SetWorldPosition(translate);
+            tfm->SetWorldRotation(rotate);
+            tfm->SetWorldScale(scale);
+          })));
+      else if (ImGui::IsItemHovered(ImGuiMouseButton_Left) && ImGui::IsMouseDown(ImGuiMouseButton_Left) && isManipulating)
+        SHCommandManager::PerformCommand(std::reinterpret_pointer_cast<SHBaseCommand>(std::make_shared<SHCommand<SHMatrix>>(selectedEntityTransformComponent->GetTRS(), mat, [tfm = std::move(selectedEntityTransformComponent)](SHMatrix const& mtx)
+          {
+            if (!tfm)
+              return;
+            SHVec3 translate{}, rotate{}, scale{};
+            mtx.Decompose(translate, rotate, scale);
+            tfm->SetWorldPosition(translate);
+            tfm->SetWorldRotation(rotate);
+            tfm->SetWorldScale(scale);
+          })), true);
+    }
+  }
+}

SHADE_Engine/src/Editor/Gizmos/SHTransformGizmo.h

@@ -0,0 +1,48 @@
+#pragma once
+#include "Camera/SHCameraComponent.h"
+#include "Math/Transform/SHTransformComponent.h"
+
+namespace SHADE
+{
+  class SHTransformGizmo
+  {
+  public:
+    enum class Mode
+    {
+      WORLD,
+      LOCAL
+    };
+
+    enum class Operation
+    {
+      TRANSLATE_X      = (1u << 0),
+      TRANSLATE_Y      = (1u << 1),
+      TRANSLATE_Z      = (1u << 2),
+      ROTATE_X         = (1u << 3),
+      ROTATE_Y         = (1u << 4),
+      ROTATE_Z         = (1u << 5),
+      ROTATE_SCREEN    = (1u << 6),
+      SCALE_X          = (1u << 7),
+      SCALE_Y          = (1u << 8),
+      SCALE_Z          = (1u << 9),
+      BOUNDS           = (1u << 10),
+      SCALE_XU         = (1u << 11),
+      SCALE_YU         = (1u << 12),
+      SCALE_ZU         = (1u << 13),
+
+      TRANSLATE = TRANSLATE_X | TRANSLATE_Y | TRANSLATE_Z,
+      ROTATE = ROTATE_X | ROTATE_Y | ROTATE_Z | ROTATE_SCREEN,
+      SCALE = SCALE_X | SCALE_Y | SCALE_Z,
+      SCALEU = SCALE_XU | SCALE_YU | SCALE_ZU, // universal
+      UNIVERSAL = TRANSLATE | ROTATE | SCALEU
+    };
+
+    void Draw();
+    bool isManipulating = false;
+    Mode mode = Mode::WORLD;
+    Operation operation = Operation::TRANSLATE;
+  private:
+    SHTransformComponent* selectedEntityTransformComponent{nullptr};
+    SHCameraComponent* editorCamera{nullptr};
+  };
+}

SHADE_Engine/src/Editor/SHEditor.cpp

@@ -4,6 +4,7 @@
 #include "SHpch.h"
 
 #include "IconsMaterialDesign.h"
+#include "IconsFontAwesome6.h"
 #include "DragDrop/SHDragDrop.hpp"
 
 //#==============================================================#
@@ -36,6 +37,7 @@
 #include <imgui.h>
 #include <SDL.h>
 #include <rttr/registration>
+#include <ImGuizmo.h>
 
 //#==============================================================#
 //||                   ImGui Backend Includes                   ||
@@ -87,10 +89,10 @@ namespace SHADE
 
     //Add editor windows
     SHEditorWindowManager::CreateEditorWindow<SHEditorMenuBar>();
-    SHEditorWindowManager::CreateEditorWindow<SHEditorViewport>();
     SHEditorWindowManager::CreateEditorWindow<SHHierarchyPanel>();
     SHEditorWindowManager::CreateEditorWindow<SHEditorInspector>();
     SHEditorWindowManager::CreateEditorWindow<SHEditorProfiler>();
+    SHEditorWindowManager::CreateEditorWindow<SHEditorViewport>();
 
     io = &ImGui::GetIO();
 
@@ -98,7 +100,7 @@ namespace SHADE
     io->ConfigFlags |= ImGuiConfigFlags_ViewportsEnable; //Enable for Multi-Viewports
     io->ConfigFlags |= ImGuiConfigFlags_DockingEnable; //Enable docking
     io->IniFilename = "../../Assets/Editor/Layouts/UserLayout.ini";
-
+    io->ConfigWindowsMoveFromTitleBarOnly = true;
     InitLayout();
 
     InitFonts();
@@ -127,9 +129,13 @@ namespace SHADE
     for (const auto& window : SHEditorWindowManager::editorWindows | std::views::values)
     {
       if(window->isOpen)
+      {
         window->Update();
+      }
     }
     
+    PollPicking();
+
     if(ImGui::IsKeyDown(ImGuiKey_LeftShift) && ImGui::IsKeyDown(ImGuiKey_LeftCtrl) && ImGui::IsKeyReleased(ImGuiKey_Z))
     {
       SHCommandManager::RedoCommand();
@@ -165,10 +171,11 @@ namespace SHADE
   {
     ImFont* mainFont = io->Fonts->AddFontFromFileTTF("../../Assets/Editor/Fonts/Segoe UI.ttf", 20.f);//TODO: Change to config based assets path
 
-    constexpr ImWchar icon_ranges[] = { ICON_MIN_MD, ICON_MAX_16_MD, 0 };
     ImFontConfig icons_config{}; icons_config.MergeMode = true; icons_config.GlyphOffset.y = 5.f;
-    ImFont* UIFont = io->Fonts->AddFontFromFileTTF("../../Assets/Editor/Fonts/MaterialIcons-Regular.ttf", 20.f, &icons_config, icon_ranges); //TODO: Change to config based assets path
+    constexpr ImWchar icon_ranges_fa[] = { ICON_MIN_FA, ICON_MAX_FA, 0 };
-
+    ImFont* UIFontFA = io->Fonts->AddFontFromFileTTF("../../Assets/Editor/Fonts/fa-solid-900.ttf", 20.f, &icons_config, icon_ranges_fa); //TODO: Change to config based assets path
+    constexpr ImWchar icon_ranges_md[] = { ICON_MIN_MD, ICON_MAX_MD, 0 };
+    ImFont* UIFontMD = io->Fonts->AddFontFromFileTTF("../../Assets/Editor/Fonts/MaterialIcons-Regular.ttf", 20.f, &icons_config, icon_ranges_md); //TODO: Change to config based assets path
     io->Fonts->Build();
   }
 
@@ -338,7 +345,7 @@ namespace SHADE
     if (auto gfxSystem = SHSystemManager::GetSystem<SHGraphicsSystem>())
     {
       auto viewportWindow = SHEditorWindowManager::GetEditorWindow<SHEditorViewport>();
-      if (viewportWindow->isWindowHovered && ImGui::IsMouseReleased(ImGuiMouseButton_Left))
+      if (viewportWindow->isWindowHovered && !viewportWindow->transformGizmo.isManipulating && ImGui::IsMouseReleased(ImGuiMouseButton_Left))
       {
         EntityID pickedEID = gfxSystem->GetMousePickSystem()->GetPickedEntity();
         if(pickedEID == MAX_EID)
@@ -366,6 +373,7 @@ namespace SHADE
     ImGui_ImplVulkan_NewFrame();
     ImGui_ImplSDL2_NewFrame();
     ImGui::NewFrame();
+    ImGuizmo::BeginFrame();
   }
   
 

SHADE_Engine/src/Editor/SHEditor.hpp

@@ -16,6 +16,8 @@
 #include "Resource/SHHandle.h"
 #include "EditorWindow/SHEditorWindow.h"
 #include "Tools/SHLogger.h"
+#include "Gizmos/SHTransformGizmo.h"
+
 
 //#==============================================================#
 //||                      Library Includes                      ||
@@ -200,5 +202,7 @@ namespace SHADE
     SDL_Window* sdlWindow {nullptr};
 
     ImGuiIO* io{nullptr};
+
+    //SHTransformGizmo transformGizmo;
   };//class SHEditor
 }//namespace SHADE

SHADE_Engine/src/Editor/SHImGuiHelpers.hpp

@@ -15,7 +15,7 @@
 //#==============================================================#
 #ifndef SH_IM_MATH
 #define IM_VEC2_CLASS_EXTRA                                                                       \
-        ImVec2(const SHADE::SHVec2& vec) {x = vec.x; y = vec.y;}                                  \
+        ImVec2(const SHADE::SHVec2& vec) {x = vec.x; y = vec.y;}                                   \
         operator SHADE::SHVec2() const {return SHADE::SHVec2(x,y);}
 #define IM_VEC3_CLASS_EXTRA                                                                       \
         ImVec3(const SHADE::SHVec3& vec) {x = vec.x; y = vec.y; z = vec.z;}                        \
@@ -43,6 +43,10 @@ namespace SHADE
     constexpr ImVec4 blue = {0.0f, 0.0f, 1.0f, 1.f};
     constexpr ImVec4 white = {1.0f, 1.0f, 1.0f, 1.f};
 
+    constexpr int colors_red = 0;
+    constexpr int colors_green = 1;
+    constexpr int colors_blue = 2;
+    constexpr int colors_white = 3;
     constexpr ImU32 colors[] = {
       0xBB0000FF, // red
       0xBB00FF00, // green

SHADE_Engine/src/Serialization/SHSerialization.cpp

@@ -54,11 +54,13 @@ namespace SHADE
     out << YAML::EndSeq;
   }
 
-  static void DeserializeEntity(YAML::iterator& it, YAML::Node const& node, std::vector<EntityID>& createdEntities, EntityID parentEID = MAX_EID)
+  static EntityID DeserializeEntity(YAML::iterator& it, YAML::Node const& node, std::vector<EntityID>& createdEntities, EntityID parentEID = MAX_EID)
   {
-    if (!node[EIDNode])
+    EntityID eid = MAX_EID;
-      return;
+    if(!node)
-    EntityID eid = node[EIDNode].as<EntityID>();
+      return eid;
+    if (node[EIDNode])
+      eid = node[EIDNode].as<EntityID>();
     std::string name = "Default";
     if (node[EntityNameNode])
       name = node[EntityNameNode].as<std::string>();
@@ -117,7 +119,11 @@ namespace SHADE
     {
       DeserializeEntity(it, (*it), createdEntities);
     }
-
+    if(createdEntities.empty())
+    {
+      SHLOG_ERROR("Failed to create entities from deserializaiton")
+      return;
+    }
     //Initialize Entity
     auto entityVecIt = createdEntities.begin();
     for (auto it = entities.begin(); it != entities.end(); ++it)
@@ -136,17 +142,19 @@ namespace SHADE
     }
   }
 
-  std::string SHSerialization::SerializeEntitiesToString(std::vector<EntityID> const& entities)
+  std::string SHSerialization::SerializeEntitiesToString(std::vector<EntityID> const& entities) noexcept
   {
     YAML::Emitter out;
     YAML::Node node;
     auto const& sceneGraph = SHSceneManager::GetCurrentSceneGraph();
+    out << YAML::BeginSeq;
     for (auto const& eid : entities)
     {
       auto entityNode = sceneGraph.GetNode(eid);
       EmitEntity(entityNode, out);
     }
-    return std::basic_string<char>(out.c_str());
+    out << YAML::EndSeq;
+    return std::string(out.c_str());
   }
 
   void SHSerialization::SerializeEntityToFile(std::filesystem::path const& path)
@@ -193,6 +201,30 @@ namespace SHADE
     return node;
   }
 
+  EntityID SHSerialization::DeserializeEntitiesFromString(std::string const& data, EntityID const& parentEID) noexcept
+  {
+    if(data.empty())
+      return MAX_EID;
+    YAML::Node entities = YAML::Load(data.c_str());
+    EntityID eid{MAX_EID};
+    std::vector<EntityID> createdEntities;
+    for(auto it = entities.begin(); it != entities.end(); ++it)
+    {
+      eid = DeserializeEntity(it, *it, createdEntities, parentEID);
+    }
+    if(createdEntities.empty())
+    {
+      SHLOG_ERROR("Failed to create entities from deserializaiton")
+      return MAX_EID;
+    }
+    auto entityVecIt = createdEntities.begin();
+    for(auto it = entities.begin(); it != entities.end(); ++it)
+    {
+      InitializeEntity(*it, *entityVecIt++);
+    }
+    return eid;
+  }
+
   template<typename ComponentType, std::enable_if_t<std::is_base_of_v<SHComponent, ComponentType>, bool> = true>
   std::optional<ComponentTypeID> GetComponentID(YAML::Node const& componentNode)
   {

SHADE_Engine/src/Serialization/SHSerialization.h

@@ -29,14 +29,18 @@ namespace SHADE
     static void SerializeSceneToFile(std::filesystem::path const& path);
     static std::string SerializeSceneToString();
     static void SerializeSceneToEmitter(YAML::Emitter& out);
+
     static void DeserializeSceneFromFile(std::filesystem::path const& path);
     
     
     static void EmitEntity(SHSceneNode* entityNode, YAML::Emitter& out);
-    static std::string SerializeEntitiesToString(std::vector<EntityID> const& entities);
+
+    static std::string SerializeEntitiesToString(std::vector<EntityID> const& entities) noexcept;
     static void SerializeEntityToFile(std::filesystem::path const& path);
     static YAML::Node SerializeEntityToNode(SHSceneNode* sceneNode);
 
+    static EntityID DeserializeEntitiesFromString(std::string const& data, EntityID const& parentEID = MAX_EID) noexcept;
+
     static std::vector<ComponentTypeID> GetComponentIDList(YAML::Node const& componentsNode);
   private:
     static void InitializeEntity(YAML::Node const& entityNode, EntityID const& eid);

SHADE_Engine/src/Tools/SHClipboardUtilities.cpp

@@ -0,0 +1,49 @@
+#include "SHpch.h"
+#include "SHClipboardUtilities.h"
+
+namespace SHADE
+{
+  void SHClipboardUtilities::WriteToClipboard(std::string const& str) noexcept
+  {
+    if(str.empty())
+      return;
+    HWND const hwnd = GetDesktopWindow();
+    OpenClipboard(hwnd);
+    EmptyClipboard();
+
+    auto const size = str.size() + 1;
+    const HGLOBAL hGlobal = GlobalAlloc(GMEM_MOVEABLE, size);
+    if(hGlobal)
+    {
+      std::memcpy(GlobalLock(hGlobal), str.c_str(), size);
+      GlobalUnlock(hGlobal);
+      SetClipboardData(CF_TEXT, hGlobal);
+    }
+    else
+    {
+      SHLOG_ERROR("Failed to write to clipboard: {}", str.c_str())
+    }
+    CloseClipboard();
+    GlobalFree(hGlobal);
+  }
+
+  std::string const SHClipboardUtilities::GetDataFromClipboard() noexcept
+  {
+    HWND const hwnd = GetDesktopWindow();
+    if(!OpenClipboard(hwnd))
+    {
+      SHLOG_ERROR("Failed to open clipboard")
+      return std::string();
+    }
+
+    if(HANDLE const dataHandle = GetClipboardData(CF_TEXT); dataHandle)
+    {
+      std::string data(static_cast<char*>(GlobalLock(dataHandle)));
+      GlobalUnlock(dataHandle);
+      CloseClipboard();
+      return data;
+    }
+    CloseClipboard();
+    return std::string();
+  }
+}

SHADE_Engine/src/Tools/SHClipboardUtilities.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include <string_view>
+
+namespace SHADE
+{
+  class SHClipboardUtilities
+  {
+  public:
+    static void WriteToClipboard(std::string const& str) noexcept;
+    static std::string const GetDataFromClipboard() noexcept;
+  };
+}