add project work

Editor/src/Editor/EditorLayer.cpp

@@ -14,14 +14,13 @@
 #include <Hazel/Utils/PlatformUtils.h>
 
 #include "imgui_internal.h"
+#include "Hazel/Project/Project.h"
 #include "Hazel/Scripting/ScriptEngine.h"
 
 
 namespace Hazel
 {
 
-    extern const std::filesystem::path g_AssetPath;
-
     EditorLayer::EditorLayer()
         : Layer("HazelEditor"), m_CameraController((float)Application::Get().GetWindow().GetWidth() / (float)Application::Get().GetWindow().GetHeight())
     {
@@ -61,10 +60,12 @@ namespace Hazel
 		auto commandLineArgs = Application::Get().GetSpecification().commandLineArgs;
     	if (commandLineArgs.count > 1)
     	{
-            auto scenePath = commandLineArgs.args[1];
+            auto projectFilePath = commandLineArgs.args[1];
-    		SceneSerializer sceneSerializer(m_ActiveScene);
+			OpenProject(projectFilePath);
-
+    	}else
-    		sceneSerializer.Deserialize(scenePath);
+    	{
+    		if (!OpenProject())
+    			Application::Get().Close();
     	}
 
     }
@@ -275,11 +276,13 @@ namespace Hazel
 				    // ImGui::MenuItem("Fullscreen", NULL, &opt_fullscreen);
 				    // ImGui::MenuItem("Padding", NULL, &opt_padding);
 				    // ImGui::Separator();
-				    if (ImGui::MenuItem("New", "Ctrl+N"))
+				    if (ImGui::MenuItem("Open Project", "Ctrl+O"))
-					    NewScene();
+						OpenProject();
-				    if (ImGui::MenuItem("Open...", "Ctrl+O"))
+			    	ImGui::Separator();
-					    OpenScene();
+
-				    if (ImGui::MenuItem("Save", "Ctrl+S", false, m_ActiveScene ? true : false))
+			    	if (ImGui::MenuItem("New Scene", "Ctrl+N"))
+			    		NewScene();
+			    	if (ImGui::MenuItem("Save", "Ctrl+S", false, m_ActiveScene ? true : false))
 					    SaveScene();
 				    if (ImGui::MenuItem("Save As...", "Ctrl+Shift+S"))
 					    SaveSceneAs();
@@ -305,7 +308,7 @@ namespace Hazel
 
 		    // Scene Hierachy Panel
 		    m_SceneHierachyPanel.OnImGuiRender();
-	    	m_ContentBroswerPanel.OnImGuiRender();
+	    	m_ContentBroswerPanel->OnImGuiRender();
 
 		    // Render Status
 		    {
@@ -391,7 +394,7 @@ namespace Hazel
 		    		if (const ImGuiPayload* payload = ImGui::AcceptDragDropPayload("CONTENT_BROSWER_ITEM"))
 				    {
 					    const wchar_t* path = (const wchar_t*)payload->Data;
-					    OpenScene(std::filesystem::path(g_AssetPath) / path);
+					    OpenScene(path);
 				    }
 		    		ImGui::EndDragDropTarget();
 		    	}
@@ -543,6 +546,37 @@ namespace Hazel
     	}
     }
 
+    void EditorLayer::NewProject()
+    {
+		Project::New();
+    }
+
+    bool EditorLayer::OpenProject()
+    {
+		std::string path = FileDiaglogs::OpenFile("Hazel Project (*.proj)\0*.proj\0");
+    	if (path.empty())
+    		return false;
+
+    	OpenProject(path);
+    	return true;
+    }
+
+    void EditorLayer::OpenProject(const std::filesystem::path& projectPath)
+    {
+    	if (Project::Load(projectPath))
+    	{
+    		ScriptEngine::Init();
+    		auto startScenePath = Project::GetAssetsFileSystemPath(Project::GetActive()->GetConfig().StartScene);
+    		OpenScene(startScenePath);
+    		m_ContentBroswerPanel = CreateScope<ContentBroswerPanel>();
+    	}
+    }
+
+    void EditorLayer::SaveProject() const
+    {
+
+    }
+
     void EditorLayer::SerializeScene(Ref<Scene> scene, const std::filesystem::path& scenePath) const
     {
     		const SceneSerializer serializer(scene);
@@ -555,7 +589,12 @@ namespace Hazel
     		return;
 		Entity selectedEntity = m_SceneHierachyPanel.GetSelectedEntity();
 		if (selectedEntity)
-			m_EditorScene->DuplicateEntity(selectedEntity);
+		{
+			Entity newEntity = m_EditorScene->DuplicateEntity(selectedEntity);
+			m_SceneHierachyPanel.SetSelectedEntity(newEntity);
+		}
+
+
     }
 
     void EditorLayer::OnScenePlay()
@@ -649,7 +688,7 @@ namespace Hazel
 					else if (Input::IsKeyPressed(KeyCode::S))
 						SaveScene();
 					else if (Input::IsKeyPressed(KeyCode::O))
-						OpenScene();
+						OpenProject();
 					else if (Input::IsKeyPressed(KeyCode::N))
 						NewScene();
 					else if (Input::IsKeyPressed(KeyCode::D))
@@ -668,6 +707,19 @@ namespace Hazel
 				else if (Input::IsKeyPressed(KeyCode::R))
 					ChangeOptMode(ImGuizmo::OPERATION::ROTATE);
 			}
+
+			if (Input::IsKeyPressed(KeyCode::DELETE))
+			{
+				if (Application::Get().GetImGuiLayer()->GetActiveWidgetID() == 0)
+				{
+					Entity selectedEntity = m_SceneHierachyPanel.GetSelectedEntity();
+					if (selectedEntity)
+					{
+						m_SceneHierachyPanel.SetSelectedEntity({});
+						m_ActiveScene->DestroyEntity(selectedEntity);
+					}
+				}
+			}
 		}
     }
 

Editor/src/Editor/EditorLayer.h

@@ -38,6 +38,11 @@ namespace Hazel
         void NewScene();
         void SaveScene() const;
 
+        void NewProject();
+        bool OpenProject();
+        void OpenProject(const std::filesystem::path& projectPath);
+        void SaveProject() const;
+
         void SerializeScene(Ref<Scene> scene, const std::filesystem::path& scenePath) const;
 
         void OnDuplicateEntity();
@@ -70,8 +75,9 @@ namespace Hazel
         Ref<FrameBuffer> m_FrameBuffer;
         Ref<FrameBuffer> m_RuntimeFrameBuffer;
 
+        // Panels
         SceneHierachyPanel m_SceneHierachyPanel;
-        ContentBroswerPanel m_ContentBroswerPanel;
+        Scope<ContentBroswerPanel> m_ContentBroswerPanel;
 
         int m_GizmoType = -1;
         int m_GizmoMode = -1;

Editor/src/Editor/Panels/ContentBroswerPanel.cpp

@@ -8,13 +8,13 @@
 #include <../../../../Hazel/vendor/imgui/imgui.h>
 #include <string>
 
+#include "Hazel/Project/Project.h"
+
 namespace Hazel
 {
 
-    extern const std::filesystem::path g_AssetPath = "assets";
-
     ContentBroswerPanel::ContentBroswerPanel()
-        : m_CurrentDirectory(g_AssetPath)
+        : m_BaseDirectory(Project::GetAssetsDirectory()), m_CurrentDirectory(m_BaseDirectory)
     {
         m_DirectoryIcon = Texture2D::Create("Resources/Icons/ContentBrowser/DirectoryIcon.png");
         m_FileIcon = Texture2D::Create("Resources/Icons/ContentBrowser/FileIcon.png");
@@ -28,7 +28,7 @@ namespace Hazel
         ImGui::Text("%s", m_CurrentDirectory.string().c_str());
         ImGui::Separator();
 
-        if (m_CurrentDirectory != std::filesystem::path(g_AssetPath))
+        if (m_CurrentDirectory != std::filesystem::path(m_BaseDirectory))
         {
             if (ImGui::Button(".."))
             {
@@ -60,7 +60,7 @@ namespace Hazel
 
             if (ImGui::BeginDragDropSource())
             {
-                auto relativePath = std::filesystem::relative(path, g_AssetPath);
+                auto relativePath = std::filesystem::relative(path);
                 const wchar_t* itemPath = relativePath.c_str();
                 ImGui::SetDragDropPayload("CONTENT_BROSWER_ITEM", itemPath, (wcslen(itemPath) + 1) * sizeof(wchar_t), ImGuiCond_Once);
 

Editor/src/Editor/Panels/ContentBroswerPanel.h

@@ -19,6 +19,7 @@ namespace Hazel
         void OnImGuiRender();
     private:
 
+        std::filesystem::path m_BaseDirectory;
         std::filesystem::path m_CurrentDirectory;
 
         Ref<Texture2D> m_DirectoryIcon;

Editor/src/Editor/Panels/SceneHierachyPanel.cpp

@@ -9,13 +9,12 @@
 #include <imgui_internal.h>
 #include <glm/gtc/type_ptr.hpp>
 #include <Hazel/Scene/Components.h>
+#include "Hazel/UI/UI.h"
 
 #include "Hazel/Scripting/ScriptEngine.h"
 
 namespace Hazel
 {
-    extern const std::filesystem::path g_AssetPath;
-
     SceneHierachyPanel::SceneHierachyPanel(const Ref<Scene>& context)
     {
         SetContext(context);
@@ -99,7 +98,7 @@ namespace Hazel
 
         if (entityDeleted)
         {
-            m_Context->DestoryEntity(entity);
+            m_Context->DestroyEntity(entity);
             if (m_SelectionContext == entity)
             {
                 m_SelectionContext = {};
@@ -365,21 +364,15 @@ namespace Hazel
         DrawComponent<ScriptComponent>("Script", entity, [entity, &scene = m_Context](auto& component) mutable
         {
             bool scriptClassExists = ScriptEngine::ClassExists(component.ClassName);
-            bool setStyleFlag = false;
 
             static char buffer[64] = {};
             strcpy_s(buffer, sizeof(buffer), component.ClassName.c_str());
 
-            if (!scriptClassExists)
+            UI::ScopedStyleColor textColor(ImGuiCol_Text, ImVec4(0.9f, 0.2f, 0.3f, 1.0f), !scriptClassExists);
-            {
-                ImGui::PushStyleColor(ImGuiCol_Text, ImVec4(0.9f, 0.2f, 0.3f, 1.0f));
-                setStyleFlag = true;
-            }
-
             if (ImGui::InputText("Class", buffer, sizeof(buffer)))
             {
                 component.ClassName = buffer;
-                scriptClassExists = ScriptEngine::ClassExists(component.ClassName);
+                return;
             }
 
 
@@ -447,10 +440,6 @@ namespace Hazel
                 }
 
             }
-
-            if (setStyleFlag)
-                ImGui::PopStyleColor();
-
         });
 
         DrawComponent<SpriteRendererComponent>("Sprite Renderer", entity, [](auto& component)
@@ -471,7 +460,7 @@ namespace Hazel
                 if (const ImGuiPayload* payload = ImGui::AcceptDragDropPayload("CONTENT_BROSWER_ITEM"))
                 {
                     const wchar_t* path = (const wchar_t*)payload->Data;
-                    std::filesystem::path texturePath = std::filesystem::path(g_AssetPath) / path;
+                    const std::filesystem::path texturePath(path);
                     component.Texture = Texture2D::Create(texturePath.string());
                 }
                 ImGui::EndDragDropTarget();

Hazel-ScriptCore/Sources/Hazel/InternalCalls.cs

@@ -32,6 +32,16 @@ namespace Hazel
         [MethodImplAttribute(MethodImplOptions.InternalCall)]
         internal extern static void RigidBody2DComponent_ApplyLinearImpulseToCenter(ulong entityID, ref Vector2 impulse, bool wake);
 
+        [MethodImplAttribute(MethodImplOptions.InternalCall)]
+        internal extern static void RigidBody2DComponent_GetLinearVelocity(ulong entityID, out Vector2 LinearVelocity);
+
+        [MethodImplAttribute(MethodImplOptions.InternalCall)]
+        internal extern static RigidBody2DComponent.BodyType RigidBody2DComponent_GetType(ulong entityID);
+
+        [MethodImplAttribute(MethodImplOptions.InternalCall)]
+        internal extern static void RigidBody2DComponent_SetType(ulong entityID, RigidBody2DComponent.BodyType bodyType);
+
+
         [MethodImplAttribute(MethodImplOptions.InternalCall)]
         internal extern static bool Input_IsKeyDown(KeyCode keycode);
     }

Hazel-ScriptCore/Sources/Hazel/Scene/Components.cs

@@ -21,6 +21,23 @@ namespace Hazel
 
     public class RigidBody2DComponent : Component
     {
+        public enum BodyType { Static = 0, Dynamic, Kinematic}
+
+        public Vector2 LinearVelocity
+        {
+            get
+            {
+                InternalCalls.RigidBody2DComponent_GetLinearVelocity(Entity.ID, out Vector2 velocity);
+                return velocity;
+            }
+        }
+
+        public BodyType Type
+        {
+            get => InternalCalls.RigidBody2DComponent_GetType(Entity.ID);
+            set => InternalCalls.RigidBody2DComponent_SetType(Entity.ID, value);
+        }
+
         public void ApplyLinearImpulse(Vector2 impulse, Vector2 point, bool wake) {
             InternalCalls.RigidBody2DComponent_ApplyLinearImpulse(Entity.ID, ref impulse, ref point, wake);
         }

Hazel-ScriptCore/Sources/Hazel/Vector.cs

@@ -1,3 +1,4 @@
+using System;
 
 namespace Hazel
 {
@@ -26,6 +27,16 @@ namespace Hazel
          {
              return new Vector2(a.X + b.X, a.Y + b.Y);
          }
+
+         public float LengthSquared()
+         {
+            return X * X + Y * Y;
+         }
+
+         public float Length()
+         {
+            return (float)Math.Sqrt(LengthSquared());
+         }
     }
 
     public struct Vector3

Hazel/src/Hazel/Core/Application.cpp

@@ -32,7 +32,6 @@ namespace Hazel {
 		m_Window->SetWindowResizeEventCallback(std::bind(&Application::OnWindowResize, this, std::placeholders::_1));
 
 		Renderer::Init();
-		ScriptEngine::Init();
 
 		m_imguiLayer = new ImGuiLayer();
 		PushOverlay(m_imguiLayer);

Hazel/src/Hazel/ImGui/ImGuiLayer.cpp

@@ -10,6 +10,7 @@
 #include <Hazel/Core/Application.h>
 #include <Hazel/Debug/Instrumentor.h>
 #include "ImGuizmo.h"
+#include "imgui_internal.h"
 
 namespace Hazel
 {
@@ -111,6 +112,11 @@ namespace Hazel
         }
     }
 
+    uint32_t ImGuiLayer::GetActiveWidgetID() const
+    {
+        return GImGui->ActiveId;
+    }
+
     void ImGuiLayer::SetDarkThemeColors()
     {
         auto& colors = ImGui::GetStyle().Colors;

Hazel/src/Hazel/ImGui/ImGuiLayer.h

@@ -24,6 +24,8 @@ namespace Hazel {
 
         void BlockEvents(const bool block) {m_BlockEvent = block;}
 
+        uint32_t GetActiveWidgetID() const;
+
     private:
         void SetDarkThemeColors();
 

Hazel/src/Hazel/Physics/Physics2D.h

@@ -0,0 +1,41 @@
+//
+// Created by sfd on 25-10-27.
+//
+
+#ifndef PHYSICS2D_H
+#define PHYSICS2D_H
+#include "box2d/types.h"
+#include "Hazel/Core/Log.h"
+#include "Hazel/Scene/Components.h"
+
+namespace Hazel::Utils
+{
+
+    inline b2BodyType RigidBodyTypeToBox2DBodyType(const RigidBody2DComponent::BodyType type)
+    {
+        switch (type)
+        {
+        case RigidBody2DComponent::BodyType::Static: return b2_staticBody;
+        case RigidBody2DComponent::BodyType::Dynamic: return b2_dynamicBody;
+        case RigidBody2DComponent::BodyType::Kinematic: return b2_kinematicBody;
+        }
+
+        HZ_CORE_ERROR("Unknown body type");
+        return b2_staticBody;
+    }
+
+    inline RigidBody2DComponent::BodyType Rigidbody2DTypeFromBox2DBody(const b2BodyType bodyType)
+    {
+        switch (bodyType)
+        {
+        case b2_staticBody:    return RigidBody2DComponent::BodyType::Static;
+        case b2_dynamicBody:   return RigidBody2DComponent::BodyType::Dynamic;
+        case b2_kinematicBody: return RigidBody2DComponent::BodyType::Kinematic;
+        }
+
+        HZ_CORE_ASSERT(false, "Unknown body type");
+        return RigidBody2DComponent::BodyType::Static;
+    }
+}
+
+#endif //PHYSICS2D_H

Hazel/src/Hazel/Project/Project.cpp

@@ -0,0 +1,45 @@
+//
+// Created by sfd on 25-10-27.
+//
+
+#include "Project.h"
+
+#include "ProjectSerializer.h"
+
+namespace Hazel
+{
+    Ref<Project> Project::New()
+    {
+        s_ActiveProject = CreateRef<Project>();
+
+        return s_ActiveProject;
+    }
+
+    Ref<Project> Project::Load(const std::filesystem::path& path)
+    {
+        Ref<Project> project = CreateRef<Project>();
+
+        ProjectSerializer serializer(project);
+
+        if (serializer.Deserialize(path))
+        {
+            project->m_ProjectDirectory = path;
+            s_ActiveProject = project;
+            return project;
+        }
+
+        return  nullptr;
+    }
+
+    bool Project::SaveActive(const std::filesystem::path& path)
+    {
+        ProjectSerializer serializer(s_ActiveProject);
+        if (serializer.Serialize(path))
+        {
+            s_ActiveProject->m_ProjectDirectory = path.parent_path();
+            return true;
+        }
+
+        return false;
+    }
+}

Hazel/src/Hazel/Project/Project.h

@@ -0,0 +1,65 @@
+//
+// Created by sfd on 25-10-27.
+//
+
+#ifndef PROJECT_H
+#define PROJECT_H
+#include <filesystem>
+#include <string>
+
+#include "Hazel/Core/assert.h"
+#include "Hazel/Core/Core.h"
+
+
+namespace Hazel
+{
+    struct ProjectConfig
+    {
+        std::string Name = "Untitled";
+        std::filesystem::path StartScene;
+
+        std::filesystem::path AssetsDirectory;
+        std::filesystem::path ScriptModulePath;
+    };
+
+    class HAZEL_API Project {
+    public:
+        static const std::filesystem::path& GetProjectDirectory()
+        {
+            HZ_CORE_ASSERT(s_ActiveProject);
+            return s_ActiveProject->m_ProjectDirectory;
+        }
+
+        static std::filesystem::path GetAssetsDirectory()
+        {
+            HZ_CORE_ASSERT(s_ActiveProject);
+            return GetProjectDirectory() / s_ActiveProject->m_Config.AssetsDirectory;
+        }
+
+        static std::filesystem::path GetAssetsFileSystemPath(const std::filesystem::path& path)
+        {
+            HZ_CORE_ASSERT(s_ActiveProject);
+            return GetAssetsDirectory() / path;
+        }
+
+
+        ProjectConfig& GetConfig() { return m_Config; }
+
+        static Ref<Project> GetActive() { return s_ActiveProject; }
+
+        static Ref<Project> New();
+        static Ref<Project> Load(const std::filesystem::path& path);
+
+        static bool SaveActive(const std::filesystem::path& path);
+    private:
+        ProjectConfig m_Config;
+        std::filesystem::path m_ProjectDirectory;
+
+        inline static Ref<Project> s_ActiveProject;
+
+    };
+
+}
+
+
+#endif //PROJECT_H

Hazel/src/Hazel/Project/ProjectSerializer.cpp

@@ -0,0 +1,71 @@
+//
+// Created by sfd on 25-10-27.
+//
+
+#include "ProjectSerializer.h"
+
+#include <fstream>
+
+#include "Project.h"
+#include "yaml-cpp/yaml.h"
+
+namespace Hazel
+{
+    ProjectSerializer::ProjectSerializer(const Ref<Project>& project)
+        : m_Project(project)
+    {
+    }
+    bool ProjectSerializer::Serialize(const std::filesystem::path& path) const
+    {
+        const auto& config = m_Project->GetConfig();
+
+        YAML::Emitter out;
+
+        {
+            out << YAML::BeginMap;          // Root
+            out << YAML::Key << "Project" << YAML::Value;
+
+            {
+                out << YAML::BeginMap;      // Project
+                out << YAML::Key << "Name" << YAML::Value << config.Name;
+                out << YAML::Key << "StartScene" << YAML::Value << config.StartScene.string();
+                out << YAML::Key << "AssetsDirectory" << YAML::Value << config.AssetsDirectory.string();
+                out << YAML::Key << "ScriptModulePath" << YAML::Value << config.ScriptModulePath.string();
+                out << YAML::EndMap;
+            }
+        }
+
+        std::ofstream fout(path);
+        fout << out.c_str();
+
+        return true;
+    }
+
+    bool ProjectSerializer::Deserialize(const std::filesystem::path& path) const
+    {
+        auto& config = m_Project->GetConfig();
+
+        YAML::Node data;
+
+        try
+        {
+            data = YAML::LoadFile(path.string());
+        }catch (YAML::Exception& e)
+        {
+            HZ_CORE_ERROR("failed to load project file: {0}\n   {1}", path.string(),e.what());
+            return false;
+        }
+
+        auto projectNode = data["Project"];
+        if (!projectNode)
+            return false;
+
+        config.Name = projectNode["Name"].as<std::string>();
+        config.StartScene = projectNode["StartScene"].as<std::string>();
+        config.AssetsDirectory = projectNode["AssetsDirectory"].as<std::string>();
+        config.ScriptModulePath = projectNode["ScriptModulePath"].as<std::string>();
+        return  true;
+
+
+    }
+}

Hazel/src/Hazel/Project/ProjectSerializer.h

@@ -0,0 +1,30 @@
+//
+// Created by sfd on 25-10-27.
+//
+
+#ifndef PROJECTSERIALIZER_H
+#define PROJECTSERIALIZER_H
+
+#include <filesystem>
+
+#include "Hazel/Core/Core.h"
+
+namespace Hazel
+{
+    class Project;
+
+    class HAZEL_API ProjectSerializer {
+    public:
+        ProjectSerializer(const Ref<Project>& project);
+
+        bool Serialize(const std::filesystem::path& path) const;
+        bool Deserialize(const std::filesystem::path& path) const;
+
+    private:
+        Ref<Project> m_Project;
+    };
+}
+
+
+
+#endif //PROJECTSERIALIZER_H

Hazel/src/Hazel/Scene/Scene.cpp

@@ -15,23 +15,12 @@
 #include "box2d/box2d.h"
 #include "box2d/id.h"
 #include "Hazel/Core/assert.h"
+#include "Hazel/Physics/Physics2D.h"
 #include "Hazel/Scripting/ScriptEngine.h"
 
 
 namespace Hazel
 {
-    static b2BodyType RigidBodyTypeToBox2DBodyType(RigidBody2DComponent::BodyType type)
-    {
-        switch (type)
-        {
-        case RigidBody2DComponent::BodyType::Static: return b2_staticBody;
-        case RigidBody2DComponent::BodyType::Dynamic: return b2_dynamicBody;
-        case RigidBody2DComponent::BodyType::Kinematic: return b2_kinematicBody;
-        }
-
-        HZ_CORE_ERROR("Unknown body type");
-        return b2_staticBody;
-    }
 
     Scene::Scene()
     {
@@ -105,16 +94,7 @@ namespace Hazel
 
         // Copy all components except IDComponent and TagComponent
         CopyComponent(AllComponents{}, dstSceneRegistry, srcSceneRegistry, enttMap);
-        /*
+
-        CopyComponent<TransformComponent>(dstSceneRegistry, srcSceneRegistry, enttMap);
-        CopyComponent<SpriteRendererComponent>(dstSceneRegistry, srcSceneRegistry, enttMap);
-        CopyComponent<CircleRendererComponent>(dstSceneRegistry, srcSceneRegistry, enttMap);
-        CopyComponent<CameraComponent>(dstSceneRegistry, srcSceneRegistry, enttMap);
-        CopyComponent<NativeScriptComponent>(dstSceneRegistry, srcSceneRegistry, enttMap);
-        CopyComponent<RigidBody2DComponent>(dstSceneRegistry, srcSceneRegistry, enttMap);
-        CopyComponent<BoxCollider2DComponent>(dstSceneRegistry, srcSceneRegistry, enttMap);
-        CopyComponent<CircleCollider2DComponent>(dstSceneRegistry, srcSceneRegistry, enttMap);
-        */
 
         return newScene;
     }
@@ -136,10 +116,10 @@ namespace Hazel
         return entity;
     }
 
-    void Scene::DestoryEntity(const Entity entity)
+    void Scene::DestroyEntity(Entity entity)
     {
+        m_EnttMap.erase(entity.GetUUID());
         m_Registry.destroy(entity);
-        m_EnttMap.erase((entt::id_type)entity);
     }
 
 
@@ -162,7 +142,7 @@ namespace Hazel
             auto&  rb2D      = entity.GetComponent<RigidBody2DComponent>();
 
             b2BodyDef bodyDef = b2DefaultBodyDef();
-            bodyDef.type      = RigidBodyTypeToBox2DBodyType(rb2D.Type);
+            bodyDef.type      = Utils::RigidBodyTypeToBox2DBodyType(rb2D.Type);
             bodyDef.position  = {transform.Translation.x, transform.Translation.y};
             float angle       = transform.Rotation.z;
             bodyDef.rotation  = b2Rot{cos(angle), sin(angle)};
@@ -443,21 +423,13 @@ namespace Hazel
         }
     }
 
-    void Scene::DuplicateEntity(Entity entity)
+    Entity Scene::DuplicateEntity(Entity entity)
     {
-        Entity newEntity = CreateEntity(entity.GetName() + " copy");
+        Entity newEntity = CreateEntity(entity.GetName() + "_copy");
 
         CopyComponentIfExists(AllComponents{}, newEntity, entity);
-        /*
+
-        CopyComponentIfExists<TransformComponent>(newEntity, entity);
+        return newEntity;
-        CopyComponentIfExists<SpriteRendererComponent>(newEntity, entity);
-        CopyComponentIfExists<CircleRendererComponent>(newEntity, entity);
-        CopyComponentIfExists<CameraComponent>(newEntity, entity);
-        CopyComponentIfExists<NativeScriptComponent>(newEntity, entity);
-        CopyComponentIfExists<RigidBody2DComponent>(newEntity, entity);
-        CopyComponentIfExists<BoxCollider2DComponent>(newEntity, entity);
-        CopyComponentIfExists<CircleCollider2DComponent>(newEntity, entity);
-        */
     }
 
     Entity Scene::FindEntityByName(std::string_view name)

Hazel/src/Hazel/Scene/Scene.h

@@ -29,7 +29,7 @@ namespace Hazel
         Entity CreateEntity(const std::string& name = std::string());
         Entity CreateEntityWithUUID(UUID uuid, const std::string& name = std::string());
 
-        void DestoryEntity(Entity entity);
+        void DestroyEntity(Entity entity);
 
         void OnRuntimeStart();
         void OnRuntimeStop();
@@ -42,7 +42,7 @@ namespace Hazel
         void OnUpdateEditor(TimeStep& ts, const EditorCamera& camera);
         void OnViewportResize(uint32_t width, uint32_t height);
 
-        void DuplicateEntity(Entity entity);
+        Entity DuplicateEntity(Entity entity);
 
         Entity FindEntityByName(std::string_view name);
         Entity GetPrimaryCameraEntity();

Hazel/src/Hazel/Scene/SceneSerializer.cpp

@@ -8,6 +8,7 @@
 
 #include "Components.h"
 #include "Entity.h"
+#include "Hazel/Project/Project.h"
 #include "Hazel/Scripting/ScriptEngine.h"
 #include "yaml-cpp/yaml.h"
 
@@ -541,7 +542,12 @@ namespace Hazel
                     sprite.Color        = spriteRendererComponent["Color"].as<glm::vec4>();
                     sprite.TilingFactor = spriteRendererComponent["TilingFactor"].as<float>();
                     if (spriteRendererComponent["TexturePath"])
-                        sprite.Texture = Texture2D::Create(spriteRendererComponent["TexturePath"].as<std::string>());
+                    {
+                        std::string texturePath = spriteRendererComponent["TexturePath"].as<std::string>();
+                        auto path = Project::GetAssetsFileSystemPath(texturePath);
+                        sprite.Texture = Texture2D::Create(path.string());
+                        // sprite.Texture = Texture2D::Create(spriteRendererComponent["TexturePath"].as<std::string>());
+                    }
                 }
 
                 auto circleRendererComponent = entity["CircleRendererComponent"];

Hazel/src/Hazel/Scripting/ScriptEngine.cpp

@@ -12,6 +12,7 @@
 #include "Hazel/Core/Application.h"
 #include "Hazel/Core/Buffer.h"
 #include "Hazel/Core/FileSystem.h"
+#include "Hazel/Project/Project.h"
 #include "mono/jit/jit.h"
 #include "mono/metadata/assembly.h"
 #include "mono/metadata/attrdefs.h"
@@ -170,7 +171,12 @@ namespace Hazel
         bool AssemblyReloading = false;
 
         // Mono C# debug
+#ifdef HZ_DEBUG
         bool EnableDebugging = true;
+#else
+        bool EnableDebugging = false;
+#endif
+
 
         // runtime
         Scene* SceneContext = nullptr;
@@ -204,7 +210,8 @@ namespace Hazel
             return;
         }
 
-        status = LoadAppAssemble("Resources/Scripts/Sandbox.dll");
+        const auto modulePath = Project::GetAssetsDirectory() / Project::GetActive()->GetConfig().ScriptModulePath;
+        status = LoadAppAssemble(modulePath);
         if (!status)
         {
             HZ_CORE_ERROR("[ScriptEngine] Could not load app assembly.");
@@ -498,7 +505,11 @@ namespace Hazel
 
     MonoObject* ScriptEngine::GetManagedInstance(const UUID uuid)
     {
-        HZ_CORE_ASSERT(s_Data->EntityInstances.contains(uuid),"could not find entity");
+        if (!s_Data->EntityInstances.contains(uuid))
+        {
+            HZ_CORE_ERROR("could not find entity : {0}", (uint64_t)uuid);
+            return nullptr;
+        }
         return s_Data->EntityInstances.at(uuid)->GetManagedObject();
     }
 

Hazel/src/Hazel/Scripting/ScriptGlue.cpp

@@ -12,6 +12,7 @@
 #include "Hazel/Core/assert.h"
 #include "mono/jit/jit.h"
 #include "box2d/box2d.h"
+#include "Hazel/Physics/Physics2D.h"
 
 namespace Hazel
 {
@@ -123,6 +124,41 @@ namespace Hazel
         b2Body_ApplyLinearImpulseToCenter(rb2d.RuntimeBody, b2Vec2(impules->x, impules->y), wake);
     }
 
+    static void RigidBody2DComponent_GetLinearVelocity(const UUID entityID, glm::vec2* outLinearVelocity)
+    {
+        Scene* scene = ScriptEngine::GetSceneContext();
+        HZ_CORE_ASSERT(scene, "sceneContext is Not exist!");
+        Entity entity = scene->GetEntityByUUID(entityID);
+        HZ_CORE_ASSERT(entity, "entity is Not exist!");
+
+        const auto& rb2d   = entity.GetComponent<RigidBody2DComponent>();
+        auto  [x, y] = b2Body_GetLinearVelocity(rb2d.RuntimeBody);
+
+        *outLinearVelocity = {x,y};
+    }
+
+    static RigidBody2DComponent::BodyType RigidBody2DComponent_GetType(const UUID entityID)
+    {
+        Scene* scene = ScriptEngine::GetSceneContext();
+        HZ_CORE_ASSERT(scene, "sceneContext is Not exist!");
+        Entity entity = scene->GetEntityByUUID(entityID);
+        HZ_CORE_ASSERT(entity, "entity is Not exist!");
+
+        const auto& rb2d = entity.GetComponent<RigidBody2DComponent>();
+        return Utils::Rigidbody2DTypeFromBox2DBody(b2Body_GetType(rb2d.RuntimeBody));
+    }
+
+    static void RigidBody2DComponent_SetType(const UUID entityID, RigidBody2DComponent::BodyType type)
+    {
+        Scene* scene = ScriptEngine::GetSceneContext();
+        HZ_CORE_ASSERT(scene, "sceneContext is Not exist!");
+        Entity entity = scene->GetEntityByUUID(entityID);
+        HZ_CORE_ASSERT(entity, "entity is Not exist!");
+
+        const auto& rb2d = entity.GetComponent<RigidBody2DComponent>();
+        b2Body_SetType(rb2d.RuntimeBody, Utils::RigidBodyTypeToBox2DBodyType(type));
+    }
+
 
     static bool Input_IsKeyDown(const KeyCode keycode)
     {
@@ -181,6 +217,11 @@ namespace Hazel
         HZ_ADD_INTERNAL_CALL(RigidBody2DComponent_ApplyLinearImpulse);
         HZ_ADD_INTERNAL_CALL(RigidBody2DComponent_ApplyLinearImpulseToCenter);
 
+        HZ_ADD_INTERNAL_CALL(RigidBody2DComponent_GetLinearVelocity);
+        HZ_ADD_INTERNAL_CALL(RigidBody2DComponent_GetType);
+        HZ_ADD_INTERNAL_CALL(RigidBody2DComponent_SetType);
+
+
         HZ_ADD_INTERNAL_CALL(Input_IsKeyDown);
     }
 }

Hazel/src/Hazel/UI/UI.h

@@ -0,0 +1,43 @@
+//
+// Created by sfd on 25-10-27.
+//
+
+#ifndef UI_H
+#define UI_H
+#include "imgui.h"
+
+
+namespace Hazel::UI
+{
+    struct ScopedStyleColor
+    {
+        ScopedStyleColor() = default;
+
+        ScopedStyleColor(const ImGuiCol idx, const ImVec4 color, const bool predicate = true)
+            : m_Set(predicate)
+        {
+            if (predicate)
+                ImGui::PushStyleColor(idx, color);
+        }
+
+        ScopedStyleColor(const ImGuiCol idx, const ImU32 color, const bool predicate = true)
+            : m_Set(predicate)
+        {
+            if (predicate)
+                ImGui::PushStyleColor(idx, color);
+        }
+
+        ~ScopedStyleColor()
+        {
+            if (m_Set)
+                ImGui::PopStyleColor();
+        }
+
+    private:
+        bool m_Set = false;
+    };
+
+}
+
+
+#endif //UI_H