Improving the editor, ImGuizmo is now rendering guizmo's

- Added Guzimo's to the sceneview
- Added new menu to the menubar
- Improved multiple widgets (ImGui windows)
- Added a new RuntimeControl widget (ImGui window)
- New Screenshots

Editor/premake5.lua

@@ -16,6 +16,8 @@ includedirs{
 
   -- I'd prefer if didn't need these..
   -- We'll figure that out some time later
+  "../libs/physx/physx/include",
+  "../libs/physx/pxshared/include",
   incfolder["lua"],
   incfolder["spdlog"],
   incfolder["glm"],

Editor/src/UI/EditorWindow.h

@@ -5,7 +5,7 @@
 class EditorWindow {
 
 public:
-	EditorWindow(const std::string& name ) { ImGui::Begin(name.c_str()); }
+	EditorWindow(const std::string& name, ImGuiWindowFlags_ flags = ImGuiWindowFlags_None ) { ImGui::Begin(name.c_str(), false ,flags); }
 	
 	
 

Editor/src/UI/GUIRenderer.h

@@ -22,6 +22,7 @@ public:
 		ImGui_ImplGlfw_InitForOpenGL(window.GetGLFWHandle(), true);
 		ImGui_ImplOpenGL3_Init("#version 450");
 
+		ImGuizmo::SetImGuiContext(ImGui::GetCurrentContext());
 		ImGuizmo::SetOrthographic(true);
 
 	}

Editor/src/UI/MainMenuBar.h

@@ -138,6 +138,33 @@ public:
         }
     }
 
+    void DebugMenu() 
+    {
+        if (ImGui::BeginMenu("Debug")) {
+            ImGui::EndMenu();
+        }
+    }
+
+    void SelectMenu() {
+        if (ImGui::BeginMenu("Select")) {
+            ImGui::EndMenu();
+        }
+    }
+
+    void WindowMenu() {
+        if (ImGui::BeginMenu("Window")) {
+            
+            ImGui::EndMenu();
+        }
+    }
+
+    void Help() {
+        if (ImGui::BeginMenu("Help")) {
+            ImGui::EndMenu();
+        }
+    }
+
+
 	~MainMenuBar() { ImGui::EndMainMenuBar(); }
 private:
     char* path = nullptr;

Editor/src/UI/widgets.h

@@ -17,6 +17,11 @@
 typedef void ( *voidFunction ) (void);
 using namespace YoggieEngine;
 
+auto matrix = glm::mat4(1.0f);
+auto worldOrigin = glm::mat4(1.0f);
+auto projection = glm::perspective(45.0f, 0.89f, 0.001f, 1.0f);
+auto view = glm::mat4(1.0f);
+
 inline void ComponentView(const std::string& componentName, voidFunction func)
 {
     ImGuiWindowFlags_ window_flags = ImGuiWindowFlags_None;
@@ -123,28 +128,108 @@ public:
     }
 };
 
+
 class Viewport : EditorWindow {
 public:
-    Viewport (Framebuffer& fb) : EditorWindow("SceneView") {
+    Viewport (Framebuffer& fb, Camera cam ) : EditorWindow("SceneView") 
+    {
+        ImVec2 WinPos = ImGui::GetWindowPos();
+        ImVec2 ContentRegionMin = ImGui::GetWindowContentRegionMin();
+        ImVec2 ContentRegionMax = ImGui::GetWindowContentRegionMax();
+        ImVec2 ScreenSpaceMin = { ContentRegionMin.x + WinPos.x, ContentRegionMin.y + WinPos.y };
+        ImVec2 ScreenSpaceMax = { ContentRegionMax.x + WinPos.x,ContentRegionMax.y + WinPos.y };
+
+
         ImGui::Image(
             (void*)(intptr_t)fb.GetColourAttachment(),
             ImVec2{ (float)ImGui::GetWindowWidth(),(float)ImGui::GetWindowHeight() }
         );
         
-        //ImGuizmo::SetDrawlist();
-        //ImGuizmo::SetRect(ImGui::GetWindowPos().x, ImGui::GetWindowPos().y, ImGui::GetWindowWidth(), ImGui::GetWindowHeight());
-        //ImGuizmo::Enable(true);
-        //ImGuizmo::Manipulate(glm::value_ptr(view), glm::value_ptr(projection), ImGuizmo::TRANSLATE, ImGuizmo::WORLD, glm::value_ptr(trans));
+
+        ImGuizmo::Enable(true);
+        ImGuizmo::SetRect(ScreenSpaceMin.x, ScreenSpaceMin.y,ContentRegionMax.x, ContentRegionMax.y);
+        
+        ImGuizmo::ViewManipulate(glm::value_ptr(cam.ViewMatrix), 1, { ScreenSpaceMin.x,ScreenSpaceMin.y }, { 90,90 }, 0x22CCCCCC);
+        ImGuizmo::DrawGrid(glm::value_ptr(cam.ViewMatrix), glm::value_ptr(cam.ProjectionMatrix), glm::value_ptr(worldOrigin), 100.0f);
+      
+        // Matrix is the model matrix we would want to manipulate
+        ImGuizmo::Manipulate(glm::value_ptr(cam.ViewMatrix), glm::value_ptr(cam.ProjectionMatrix), ImGuizmo::TRANSLATE, ImGuizmo::WORLD, glm::value_ptr(matrix));
 
     }
 
 };
 
+
+int selectedGfxAPI = 0;
+int selectedPhysicsEngine = 0;
+glm::vec3 Gravity = glm::vec3(0.0f, -9.81f, 0.0f);
+bool ShowAdvancedOptions = false;
+bool DebugEngine = false;
 class Settings : EditorWindow {
 public:
-    Settings() : EditorWindow("Settings") {
-        ImGui::LabelText("##title-settings", "Fine grain control over your engine... ");
+    Settings() : EditorWindow("Settings") 
+    {
+        ImGui::LabelText("##title-settings", "Fine grain control over the engine!");
+        
+        if (ImGui::BeginCombo("Graphics API", GraphicsAPI[selectedGfxAPI])) {
+            for (int i = 0; i < 3; i++) {
+                bool isSelected = i == selectedGfxAPI;
+                if (ImGui::Selectable(GraphicsAPI[i], isSelected)) {
+                    selectedGfxAPI = i;
                 }
+
+                if(isSelected)
+                    ImGui::SetItemDefaultFocus();
+            }
+         
+            ImGui::EndCombo();
+        }
+
+        ImGui::NewLine();
+
+        if (ImGui::BeginCombo("Physics Engine", PhysicsEngine[selectedPhysicsEngine])) {
+            for (int i = 0; i < 2; i++) {
+                bool isSelected = i == selectedPhysicsEngine;
+                if (ImGui::Selectable(PhysicsEngine[i], isSelected)) {
+                    selectedGfxAPI = i;
+                }
+
+                if (isSelected)
+                    ImGui::SetItemDefaultFocus();
+            }
+
+            ImGui::EndCombo();
+        }
+
+        ImGui::InputFloat3("Gravity", glm::value_ptr(Gravity));
+
+        ImGui::NewLine();
+        if (ImGui::Button("Show Advanced options ")) {
+            ShowAdvancedOptions = !ShowAdvancedOptions;
+        }
+
+        if (ShowAdvancedOptions) 
+        {
+            ImGui::Checkbox("Debug Engine", &DebugEngine);
+
+        }
+
+    }
+
+private:
+
+
+    const char* PhysicsEngine[2] = {
+        "PhysX",
+        "Jolt Physics"
+    };
+
+    const char* GraphicsAPI[3] = {
+        "OpenGL",
+        "Vulkan",
+        "Metal (Apple)"
+    };
+  
 };
 
 class ProjectInfo : EditorWindow {
@@ -183,6 +268,9 @@ public:
             ImGui::PushStyleColor(ImGuiCol_ButtonActive, ImVec4(0.f, 0.f, 0.f, 0.f));
             ImGui::PushStyleColor(ImGuiCol_ButtonHovered, ImVec4(1.f, 1.f, 1.f, 0.2f));
 
+            Texture folderIcon = Texture("rsc/folderIcon.png");
+            Texture assetIcon = Texture("rsc/assetIcon.png");
+
 
             int row = 0;
             int column = 0;
@@ -197,14 +285,14 @@ public:
 
                 if (asset.isFolder) {
                     ImGui::ImageButton(
-                        (ImTextureID)(Texture("rsc/folderIcon.png")).GetID(),
+                        (ImTextureID)folderIcon.GetID(),
                         ImVec2{ (float)iconSize,(float)iconSize });
                     ImGui::Text(asset.GetName(), row);
 
                 }
                 else {
                     ImGui::ImageButton(
-                        (ImTextureID)(Texture("rsc/assetIcon.png")).GetID(),
+                        (ImTextureID)assetIcon.GetID(),
                         ImVec2{ (float)iconSize, (float)iconSize });
                     ImGui::Text(asset.GetName(), row);
 
@@ -217,12 +305,58 @@ public:
 
             ImGui::PopStyleColor(3);
             ImGui::EndTable();
+            const GLuint textures[2]{ assetIcon.GetID(), folderIcon.GetID() };
+            glDeleteTextures(2,  textures );
 
         }
 
     }
 private:
-    static Texture folderIcon;
-    static Texture AssetIcon;
     int iconSize = 60;
 };
+
+#define RuntimeControlWindowFlags (ImGuiWindowFlags_)(ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoCollapse)
+
+struct ButtonInfo {
+    const char* Name;
+    ImVec4 Color;
+};
+
+
+class RuntimeControls : EditorWindow {
+public:
+    RuntimeControls() : EditorWindow("RuntimeControls", RuntimeControlWindowFlags) {
+        
+        ImGui::SameLine((ImGui::GetWindowContentRegionMax().x / 2) - ( numButtons * buttonSize.x ));
+        for (int i = 0; i < numButtons; i++) {
+            ImVec4 color = button[i].Color;
+            ImGui::PushStyleColor(ImGuiCol_Button, color);
+            const float strengthIncrease = 1.5f;
+            ImGui::PushStyleColor(
+                ImGuiCol_ButtonHovered, 
+                ImVec4{
+                    color.x * strengthIncrease,
+                    color.y * strengthIncrease,
+                    color.z * strengthIncrease,
+                    color.w 
+                } 
+            );
+            if (ImGui::Button(button[i].Name, buttonSize)) {
+
+            }
+            ImGui::PopStyleColor();
+            ImGui::PopStyleColor();
+            ImGui::SameLine();
+
+        }
+    }
+
+private:
+    ImVec2 buttonSize = ImVec2{ 90 ,25 };
+    unsigned int numButtons = 2;
+    ButtonInfo button[2] = {
+        {"Play" , ImVec4{ 0.001 * 12 , 0.001 * 201 , 0.001* 69, 1.0f}},
+        {"Simulate", ImVec4{ 0.001 * 14, 0.001 * 157, 0.001 * 201, 1.0f}}
+    };
+
+};

Editor/src/app.cpp

@@ -1,5 +1,6 @@
 #include "../../YoggieEngine/src/EntryPoint.h"
 #include "../../YoggieEngine/src/AssetManager/ModelImporter.h"
+#include "../../YoggieEngine/src/Physics/Physics.h"
 
 #include <nfd.h>
 
@@ -18,95 +19,49 @@
 const unsigned int MS_PER_UPDATE = 2;
 void CreateTestProject(std::unique_ptr<Project>& project, Scene& scene);
 
-class Editor : public Application {
-public:
-    Editor() : Application("Editor"){
-    }
-
-    void Run() override
-    {
-
-        auto NativeEditorWindow = NativeWindow(1200, 700);
-
-        framebuffer = new Framebuffer(800, 600);
-        auto renderer =  Renderer(RendererConfig{ 
+RendererConfig EditorSceneRendererConfig{
     1200, // Screen Width
     700, // Screen Height
     glm::vec3{0,0,0}, // Clear Color
     true // Depth testing  
-            });
+};
 
-        auto GuiRenderer = GUIRenderer(NativeEditorWindow);
-
-        Selected = (entt::entity)-1;
-
-        CreateTestProject(CurrentProject, ActiveScene);
-
-        ActiveScene.Start();
-
-        renderer.setCurrentFrameBuffer(*framebuffer);
-
-       
-        double previous = glfwGetTime();
-        double lag = 0.0;
-        while (!NativeEditorWindow.WindowShouldClose())
+class Editor : public Application {
+public:
+    Editor() 
+        : Application("Editor"),
+        AppWindow(1200,700),
+        framebuffer(new Framebuffer(1200,700)),
+        viewportRenderer(EditorSceneRendererConfig),
+        EditorGUIRenderer(AppWindow),
+        Selected((entt::entity)-1)
     {
-
-            double current = glfwGetTime();
-            double elapsed = current - previous;
-            previous = current;
-            lag += elapsed;
-
-            NativeEditorWindow.Poll();
-
-            while (lag >= MS_PER_UPDATE) 
-            {
-                ActiveScene.Update();
-                lag -= MS_PER_UPDATE;
+        viewportRenderer.setCurrentFrameBuffer(*framebuffer);
     }
 
+    void RenderScene() {
         // submit DrawCommands for all render3DComponents            
-            
         auto group = ActiveScene.getReg().view<TransformComponent, Render3DComponent>();
-            group.each([&renderer](auto enity, TransformComponent& t, Render3DComponent& renderComponent) {
-                renderer.Submit(renderComponent, t);
+        group.each([&](auto enity, TransformComponent& t, Render3DComponent& renderComponent) {
+            viewportRenderer.Submit(renderComponent, t);
             });
 
-            
-
-            renderer.Render();
-
-            GuiRenderer.Begin();
-            RenderGUI();
-            GuiRenderer.End();
-            
-            NativeEditorWindow.SwapBuffers();
-            glClear(GL_COLOR_BUFFER_BIT| GL_DEPTH_BUFFER_BIT);
-
-
+        viewportRenderer.Render();
     }
 
-
-        delete framebuffer;
-        ActiveScene.Stop();
-
-    }
-
- 
-    void RenderGUI() {
+    void RenderEditorGUI() {
+        EditorGUIRenderer.Begin();
         ImGui::DockSpaceOverViewport(ImGui::GetMainViewport());
 
         // Show a menu bar
         {
-            MainMenuBar menuBar= MainMenuBar();
+            MainMenuBar menuBar = MainMenuBar();
             menuBar.ApplicationMenu(CurrentProject);
             menuBar.SceneMenu(CurrentProject, ActiveScene);
-          /*menuBar.SelectMenu();
+            menuBar.SelectMenu();
             menuBar.WindowMenu();
             menuBar.DebugMenu();
             menuBar.Help();
-          */ 
-            
         }
 
         {
@@ -114,9 +69,14 @@ public:
         }
 
         {
-            Viewport sceneview = Viewport(*framebuffer);
+            Viewport sceneview = Viewport(*framebuffer, viewportRenderer.getCamera());
         }
 
+        {
+            RuntimeControls rc = RuntimeControls();
+        }
+
+
         {
             SceneExplorer explorer(Selected, ActiveScene);
         }
@@ -132,7 +92,7 @@ public:
         }
 
         {
-            Settings settings();
+            Settings settings = Settings();
         }
 
         {
@@ -147,15 +107,74 @@ public:
 
         ImGui::ShowDemoWindow();
         ImGui::ShowMetricsWindow();
+        EditorGUIRenderer.End();
+    }
+
+    void Run() override
+    {
+        CreateTestProject(CurrentProject, ActiveScene);
+        ActiveScene.Start();
+
+
+        // Create the physics engine demo!
+        Physics Physics;
+        //Physics.Demo();
+
+
+        double previous = glfwGetTime();
+        double lag = 0.0;
+        while (!AppWindow.WindowShouldClose())
+        {
+
+            double current = glfwGetTime();
+            double elapsed = current - previous;
+            previous = current;
+            lag += elapsed;
+
+            AppWindow.Poll();
+
+            if (SimulatePhysics)
+            {
+                Physics.Step(1.0f / 60.0f);
+            }
+
+
+            while (lag >= MS_PER_UPDATE) 
+            {
+                ActiveScene.Update();
+                lag -= MS_PER_UPDATE;
+            }
+
+            RenderScene();
+
+            RenderEditorGUI();
+
+            AppWindow.SwapBuffers();
+            glClear(GL_COLOR_BUFFER_BIT| GL_DEPTH_BUFFER_BIT);
+
+
+        }
+
+        delete framebuffer;
+        ActiveScene.Stop();
 
     }
 
 
 private:
+    NativeWindow AppWindow;
+
+    Framebuffer* framebuffer;
+    Renderer viewportRenderer;
+    
+    GUIRenderer EditorGUIRenderer;
+
+    // Editor State 
+    bool SimulatePhysics = false;
+    entt::entity  Selected;
+
     std::unique_ptr<Project> CurrentProject;
     Scene ActiveScene;
-    entt::entity  Selected;
-    Framebuffer* framebuffer ;
 
 
 };
@@ -180,7 +199,7 @@ void CreateTestProject(std::unique_ptr<Project>& project, Scene& scene ) {
 
     // Create a cube 
     auto model = importer.Import("build/Debug/Models/Cube.obj");
-    auto cube = scene.AddEntity("cube");
+    auto cube = scene.AddEntity("Cube");
 
     auto& render3DComponent = cube.AddComponent<Render3DComponent>();
     render3DComponent.mesh = *(model->renderable->mesh);

README.md

@@ -7,7 +7,9 @@
 
 <img src="Screenshots/screen1.png" width="300"></img>   \
 <img src="Screenshots/screen2.png" width="300"></img>   \
-<img src="Screenshots/YoggieEditor.png" width="300"></img>  
+<img src="Screenshots/YoggieEditor.png" width="300"></img>  \
+<img src="Screenshots/YoggieEditor_workingGuizmo.png" width="300"></img>    \
+<img src="Screenshots/YoggieEditorV0.2.png" width="300"></img>
 ## Planning
 see [TODO](docs/TODO.md)    \
 see [Features](Features.md)