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") {
-      ImGui::Image(
+    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>
 
@@ -18,99 +19,64 @@
 const unsigned int MS_PER_UPDATE = 2;
 void CreateTestProject(std::unique_ptr<Project>& project, Scene& scene);
 
+RendererConfig EditorSceneRendererConfig{
+    1200, // Screen Width
+    700, // Screen Height
+    glm::vec3{0,0,0}, // Clear Color
+    true // Depth testing  
+};
+
 class Editor : public Application {
 public:
-    Editor() : Application("Editor"){
-    }
-
-    void Run() override
+    Editor() 
+        : Application("Editor"),
+        AppWindow(1200,700),
+        framebuffer(new Framebuffer(1200,700)),
+        viewportRenderer(EditorSceneRendererConfig),
+        EditorGUIRenderer(AppWindow),
+        Selected((entt::entity)-1)
     {
-
-        auto NativeEditorWindow = NativeWindow(1200, 700);
-
-        framebuffer = new Framebuffer(800, 600);
-        auto renderer =  Renderer(RendererConfig{ 
-            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())
-        {
-
-            double current = glfwGetTime();
-            double elapsed = current - previous;
-            previous = current;
-            lag += elapsed;
-
-            NativeEditorWindow.Poll();
-
-            while (lag >= MS_PER_UPDATE) 
-            {
-                ActiveScene.Update();
-                lag -= MS_PER_UPDATE;
-            }
-
-            // 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);
-            });
-            
-            
-
-            renderer.Render();
-
-            GuiRenderer.Begin();
-            RenderGUI();
-            GuiRenderer.End();
-            
-            NativeEditorWindow.SwapBuffers();
-            glClear(GL_COLOR_BUFFER_BIT| GL_DEPTH_BUFFER_BIT);
-
-
-        }
-
-
-        delete framebuffer;
-        ActiveScene.Stop();
-
+        viewportRenderer.setCurrentFrameBuffer(*framebuffer);
     }
 
- 
-    void RenderGUI() {
+    void RenderScene() {
+        // submit DrawCommands for all render3DComponents            
+        auto group = ActiveScene.getReg().view<TransformComponent, Render3DComponent>();
+        group.each([&](auto enity, TransformComponent& t, Render3DComponent& renderComponent) {
+            viewportRenderer.Submit(renderComponent, t);
+            });
+
+        viewportRenderer.Render();
+    }
+
+    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.WindowMenu();
+            menuBar.DebugMenu();
+            menuBar.Help();
         }
 
         {
-            ProjectInfo projectInfo(*(CurrentProject.get()));
+                ProjectInfo projectInfo(*(CurrentProject.get()));
         }
 
         {
-            Viewport sceneview = Viewport(*framebuffer);
+            Viewport sceneview = Viewport(*framebuffer, viewportRenderer.getCamera());
         }
 
+        {
+            RuntimeControls rc = RuntimeControls();
+        }
+
+
         {
             SceneExplorer explorer(Selected, ActiveScene);
         }
@@ -126,14 +92,14 @@ public:
         }
 
         {
-            Settings();
+            Settings settings = Settings();
         }
 
         {
-            AssetFinder assetsView = AssetFinder();
+            // AssetFinder assetsView = AssetFinder();
         }
-        
-        
+
+
         {
             Console console = Console();
             console.Show();
@@ -141,15 +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 ;
 
 
 };
@@ -174,7 +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)

YoggieEngine/src/Application.cpp

@@ -1,45 +1,13 @@
 #include <YoggieEngine.h>
 #include "Application.h"
-#include <PxPhysicsAPI.h>
-#define PVD_HOST "127.0.0.1"
-
-using namespace physx;
 
 namespace YoggieEngine {
 
-	static PxDefaultErrorCallback gDefaultErrorCallback;
-	static PxDefaultAllocator gDefaultAllocatorCallback;
-	static PxFoundation* mFoundation;
-	static PxPvd* mPvd;
-	static PxPvdTransport* transport;
-	static PxPhysics* mPhysics;
-	bool recordMemoryAllocations = true;
-	
-
-	Application::Application(const std::string& name )
+	Application::Application(const std::string& name)
 		: m_AppName(name)
 	{
 		EngineInstrumentation::PerfomanceSamplerInit();
 
-		// startup PhysX
-		mFoundation = PxCreateFoundation(PX_PHYSICS_VERSION, gDefaultAllocatorCallback, gDefaultErrorCallback);
-		if (!mFoundation) {
-			spdlog::critical("PxCreateFoundation failed!");
-		}
-
-		mPvd = physx::PxCreatePvd(*mFoundation);
-		if (!mPvd) {
-			spdlog::critical("pxCreatPvd failed!");
-		}
-		transport = PxDefaultPvdSocketTransportCreate(PVD_HOST, 5425, 10);
-		mPvd->connect(*transport, PxPvdInstrumentationFlag::eALL);
-
-
-		mPhysics = PxCreatePhysics(PX_PHYSICS_VERSION, *mFoundation, PxTolerancesScale(), recordMemoryAllocations, mPvd);
-		if (!mPhysics) {
-			spdlog::critical("pxCreatePhysics failed!");
-		}
-		
 	}
 
 
@@ -48,24 +16,5 @@ namespace YoggieEngine {
 	}
 
 
-	Application::~Application(){
-
-	if (mPhysics)
-		mPhysics->release();
-
-	if (mPvd) {
-		if (mPvd->isConnected()) {
-			mPvd->disconnect();
-		}
-		mPvd->release();
-	}
-
-	if (transport)
-		transport->release();
-	
-
-	if (mFoundation)
-		mFoundation->release();
-	}
-
-}
+	Application::~Application() {}
+}

YoggieEngine/src/Graphics/Primitives/Camera.cpp

@@ -1,6 +1,7 @@
 #include <YoggieEngine.h>
 #include "Camera.h"
 namespace YoggieEngine {
+
 	Camera::Camera(glm::vec3 position, glm::vec3 rotation, float zoom)
 		: Position(position), Rotation(rotation), Zoom(zoom) {
 
@@ -8,17 +9,28 @@ namespace YoggieEngine {
 		Right = glm::vec3(0.0f, 0.0f, 1.0f);
 		Up = glm::vec3(0.0f, 1.0f, 0.0f);
 
+
+		auto rotated_position = glm::rotate(glm::mat4(1.0f), Rotation.x, glm::vec3(1.0f, 0.0f, 0.0f)) *  glm::vec4(Position, 1.0f);
+		ViewMatrix = glm::lookAt(
+			Position,
+			glm::vec3{ rotated_position.x, rotated_position.y , rotated_position.z } + Front,
+			Up);
+
+		ProjectionMatrix = glm::perspective(glm::radians(Zoom), (800.0f / 600.0f), 0.001f, 100.0f);
+	
 	}
 
 	Camera::~Camera() {
 
 	}
 
-	glm::mat4 Camera::GetViewMatrix() {
-		return glm::lookAt(
+
+
+	void Camera::Update() {
+		ViewMatrix = glm::lookAt(
 			Position,
-			Position + Front,
-			Up
-		);
+			Position   + Front,
+			Up);
 	}
+
 }

YoggieEngine/src/Graphics/Primitives/Camera.h

@@ -2,20 +2,24 @@
 namespace YoggieEngine {
 	class Camera {
 	public:
+		Camera(glm::vec3 position, glm::vec3 rotation, float zoom);
+		~Camera();
+
+		void Update(); 
+
 		glm::vec3 Position;
 		glm::vec3 Rotation;
 		float Zoom;
 
-		Camera(glm::vec3 position, glm::vec3 rotation, float zoom);
-		~Camera();
-
-		glm::mat4 GetViewMatrix();
+		glm::mat4 ViewMatrix;
+		glm::mat4 ProjectionMatrix;
 
 
 	private:
 		glm::vec3 Front;
 		glm::vec3 Right;
 		glm::vec3 Up;
+		
 
 	};
 }

YoggieEngine/src/Graphics/Primitives/Shader.cpp

@@ -101,29 +101,29 @@ namespace YoggieEngine {
     }
 
 
-    void Shader::setUniformMat4(std::string uniformName, glm::mat4 matrix4) const
+    void Shader::setUniformMat4(std::string uniformName, const glm::mat4& matrix4) const
     {
         glUniformMatrix4fv(glGetUniformLocation(id, uniformName.c_str()), 1, GL_FALSE, glm::value_ptr(matrix4));
     }
-    void Shader::setUniformVec4(std::string uniformName, glm::vec4 vector4) const
+    void Shader::setUniformVec4(std::string uniformName, const glm::vec4& vector4) const
     {
         glUniform4fv(glGetUniformLocation(id, uniformName.c_str()), 1, glm::value_ptr(vector4));
     }
-    void Shader::setUniformVec3(std::string uniformName, glm::vec3 vector3) const
+    void Shader::setUniformVec3(std::string uniformName, const glm::vec3& vector3) const
     {
         glUniform3fv(glGetUniformLocation(id, uniformName.c_str()), 1, glm::value_ptr(vector3));
     }
-    void Shader::setUniformVec2(std::string uniformName, glm::vec2 vector2) const
+    void Shader::setUniformVec2(std::string uniformName,const glm::vec2& vector2) const
     {
         glUniform2fv(glGetUniformLocation(id, uniformName.c_str()), 1, glm::value_ptr(vector2));
     }
 
-    void Shader::setUniformFloat(std::string uniformName, float value) const
+    void Shader::setUniformFloat(std::string uniformName, const float& value) const
     {
         glUniform1f(glGetUniformLocation(id, uniformName.c_str()), value);
     }
 
-    void Shader::setUniformInt(std::string uniformName, int value) const
+    void Shader::setUniformInt(std::string uniformName, const int& value) const
     {
         glUniform1i(glGetUniformLocation(id, uniformName.c_str()), value);
     }

YoggieEngine/src/Graphics/Primitives/Shader.h

@@ -8,12 +8,12 @@ namespace YoggieEngine {
     public:
         Shader(const std::string vertexShaderPath, const std::string fragmentShaderPath);
         void Use() const;
-        void setUniformMat4(std::string uniformName, glm::mat4 matrix4)const;
-        void setUniformVec4(std::string uniformName, glm::vec4 vector4)const;
-        void setUniformVec3(std::string uniformName, glm::vec3 vector3)const;
-        void setUniformVec2(std::string uniformName, glm::vec2 vector2)const;
-        void setUniformFloat(std::string uniformName, float value)const;
-        void setUniformInt(std::string uniformName, int value) const;
+        void setUniformMat4(std::string uniformName, const glm::mat4& matrix4)const;
+        void setUniformVec4(std::string uniformName, const glm::vec4& vector4)const;
+        void setUniformVec3(std::string uniformName, const glm::vec3& vector3)const;
+        void setUniformVec2(std::string uniformName, const glm::vec2& vector2)const;
+        void setUniformFloat(std::string uniformName, const float& value)const;
+        void setUniformInt(std::string uniformName, const int& value) const;
 
         int id;
 

YoggieEngine/src/Graphics/Renderer.cpp

@@ -7,9 +7,7 @@
 #include "../Graphics/Primitives/DrawCommand.h"
 
 namespace YoggieEngine {
-float Angle = 0.0;
-Camera cam = Camera(glm::vec3(12.0f, 0.0f, 0.0f), glm::vec3(0.0f, 0.0f, 0.0f), 90.0f);
-glm::mat4 projection = glm::perspective(glm::radians(cam.Zoom), (800.0f / 600.0f), 0.001f, 100.0f);
+Camera cam = Camera(glm::vec3(12.0f, 0.0f, 0.0f), glm::vec3(45.0f, 0.0f, 0.0f), 90.0f);
 
 Renderer::Renderer(RendererConfig& config)
 	: m_framebuffer(Framebuffer(config.ScreenWidth, config.ScreenHeight))
@@ -20,6 +18,10 @@ Renderer::Renderer(RendererConfig& config)
 Renderer::~Renderer(){}
 
 
+Camera& Renderer::getCamera() {
+	return cam;
+}
+
 void Renderer::Submit( Render3DComponent& renderComponent, TransformComponent& transform) {
 	
 	if (renderComponent.VAO == 0 || renderComponent.IBO == 0) 
@@ -63,7 +65,7 @@ void Renderer::Submit( Render3DComponent& renderComponent, TransformComponent& t
 	
 }
 
-void Renderer::Render()
+void Renderer::Render() 
 {
 	glBindFramebuffer(GL_FRAMEBUFFER, m_framebuffer.GetId());
 
@@ -89,10 +91,10 @@ void Renderer::Render()
 		glm::mat4 modelMatrix = glm::translate(glm::mat4(1.0f), command.transform.Position) * glm::scale(glm::mat4(1.0f), command.transform.Scale) * rotation;
 
 
-		command.shader.setUniformVec3("Color", glm::vec3(1.0f, 0.0f, 0.0f));
+		command.shader.setUniformVec3("Color", glm::vec3(0.3f, 0.3f, 0.3f));
 		command.shader.setUniformMat4("M", modelMatrix);
-		command.shader.setUniformMat4("V", cam.GetViewMatrix());
-		command.shader.setUniformMat4("P", projection);
+		command.shader.setUniformMat4("V", cam.ViewMatrix);
+		command.shader.setUniformMat4("P", cam.ProjectionMatrix);
 
 		glDrawElements(GL_TRIANGLES, static_cast<unsigned int>(command.num_elements),
 			GL_UNSIGNED_INT, NULL);

YoggieEngine/src/Graphics/Renderer.h

@@ -24,11 +24,13 @@ namespace YoggieEngine {
 
 
 		void Submit(Render3DComponent& renderComponent, TransformComponent& transform); // Collects DrawCommands
-		void Render();	// Draw to screen (usingthe drawCalls 
+		void Render();	// Draw to screen (using drawCall structs)
 	
 		void setCurrentFrameBuffer(const Framebuffer& fb);
 		void setClearColor(const glm::vec3& ClearColor);
 
+		Camera& getCamera();
+
 	private:
 		Framebuffer m_framebuffer;
 		glm::vec3 m_clearColor;

YoggieEngine/src/Physics/Physics.cpp

@@ -0,0 +1,132 @@
+#include <YoggieEngine.h>
+#include "Physics.h"
+
+namespace YoggieEngine {
+
+	Physics::Physics()
+	{
+		// startup PhysX
+		mFoundation = PxCreateFoundation(PX_PHYSICS_VERSION, gDefaultAllocatorCallback, gDefaultErrorCallback);
+		if (!mFoundation) {
+			spdlog::critical("PxCreateFoundation failed!");
+		}
+
+		mPvd = physx::PxCreatePvd(*mFoundation);
+		if (!mPvd) {
+			spdlog::critical("pxCreatPvd failed!");
+		}
+		transport = PxDefaultPvdSocketTransportCreate(PVD_HOST, 5425, 10);
+		mPvd->connect(*transport, PxPvdInstrumentationFlag::eALL);
+
+
+		mPhysics = PxCreatePhysics(PX_PHYSICS_VERSION, *mFoundation, PxTolerancesScale(), recordMemoryAllocations, mPvd);
+		if (!mPhysics) {
+			spdlog::critical("pxCreatePhysics failed!");
+		}
+		gDispatcher = nullptr;
+		gMaterial = nullptr;
+		mScene = nullptr;
+
+
+	}
+
+	Physics::~Physics()
+	{
+		if (mScene)
+			mScene->release();
+
+		if (gDispatcher)
+			gDispatcher->release();
+
+		if (mPhysics)
+			mPhysics->release();
+
+		if (mPvd) {
+			if (mPvd->isConnected()) {
+				mPvd->disconnect();
+			}
+			mPvd->release();
+		}
+
+		if (transport)
+			transport->release();
+
+
+		if (mFoundation)
+			mFoundation->release();
+	}
+
+	void Physics::Step(float dt)
+	{
+		mScene->simulate(dt);
+		mScene->fetchResults(true);
+	}
+
+	void Physics::Demo()
+	{
+		createScene();
+
+		SetupPvdDebug();
+
+		createGroundPlane();
+
+		createStack(PxTransform(PxVec3(0, 0, stackZ -= 10.0f)), 10, 2.0f);
+	}
+
+	PxRigidDynamic* Physics::createDynamic(const PxTransform& t, const PxGeometry& geometry, const PxVec3& velocity = PxVec3(0)) {
+		PxRigidDynamic* dynamic = PxCreateDynamic(*mPhysics, t, geometry, *gMaterial, 10.0f);
+		dynamic->setAngularDamping(0.5f);
+		dynamic->setLinearVelocity(velocity);
+		mScene->addActor(*dynamic);
+		return dynamic;
+	}
+
+	void Physics::createStack(const PxTransform& t, PxU32 size, PxReal halfextent)
+	{
+		PxShape* shape = mPhysics->createShape(PxBoxGeometry(halfextent, halfextent, halfextent), *gMaterial);
+		for (PxU32 i = 0; i < size; i++) {
+			for (PxU32 j = 0; j < size - i; j++) {
+				PxTransform localTm(PxVec3(PxReal(j * 2) - PxReal(size - i), PxReal(i * 2 + 1), 0) * halfextent);
+				PxRigidDynamic* body = mPhysics->createRigidDynamic(t.transform(localTm));
+				body->attachShape(*shape);
+				PxRigidBodyExt::updateMassAndInertia(*body, 10.0f);
+				mScene->addActor(*body);
+			}
+		}
+
+		shape->release();
+
+	}
+
+	void Physics::createScene()
+	{
+		PxSceneDesc sceneDesc(mPhysics->getTolerancesScale());
+		sceneDesc.gravity = PxVec3(0.0f, -9.81f, 0.0f);
+		gDispatcher = PxDefaultCpuDispatcherCreate(2);
+		sceneDesc.cpuDispatcher = gDispatcher;
+		sceneDesc.filterShader = PxDefaultSimulationFilterShader;
+		mScene = mPhysics->createScene(sceneDesc);
+
+	}
+
+	void Physics::createGroundPlane()
+	{
+		gMaterial = mPhysics->createMaterial(0.5f, 0.5f, 0.6f);
+		PxRigidStatic* groundPlane = PxCreatePlane(*mPhysics, PxPlane(0,1,0,0), *gMaterial);
+		mScene->addActor(*groundPlane);
+
+	}
+
+	void Physics::SetupPvdDebug()
+	{
+		PxPvdSceneClient* pvdClient = mScene->getScenePvdClient();
+		if (pvdClient) {
+			pvdClient->setScenePvdFlag(PxPvdSceneFlag::eTRANSMIT_CONSTRAINTS, true);
+			pvdClient->setScenePvdFlag(PxPvdSceneFlag::eTRANSMIT_CONTACTS, true);
+			pvdClient->setScenePvdFlag(PxPvdSceneFlag::eTRANSMIT_SCENEQUERIES, true);
+		}
+
+
+	}
+
+}

YoggieEngine/src/Physics/Physics.h

@@ -0,0 +1,66 @@
+#pragma once
+
+#include <PxPhysicsAPI.h>
+using namespace physx; // For now will just focus on getting Physx working in its most basic form
+
+#define PVD_HOST "127.0.0.1"
+#define MAX_IP_CHAR_COUNT 16
+
+namespace YoggieEngine {
+
+	struct PhysicsConfig {
+		
+		bool recordMemoryAllocations;
+		const char PvdHost[MAX_IP_CHAR_COUNT];
+		float StackZ;
+
+	};
+
+	class Physics  {
+	public:
+
+		Physics();
+		~Physics();
+
+		void Step(float dt);
+
+		void Demo();
+
+
+	private:
+
+		PxRigidDynamic* createDynamic(const PxTransform& t, const PxGeometry& geometry, const PxVec3& velocity);
+		void createStack(const PxTransform& t, PxU32 size, PxReal halfextent);
+		void createScene();
+		void createGroundPlane();
+
+		void SetupPvdDebug();
+
+		
+		// Memory Management
+		bool recordMemoryAllocations = true;
+		PxDefaultErrorCallback gDefaultErrorCallback;
+		PxDefaultAllocator gDefaultAllocatorCallback;
+		PxDefaultCpuDispatcher* gDispatcher;
+
+		// Basics 
+		PxFoundation* mFoundation;
+		PxPhysics* mPhysics;
+
+		// Simulation
+		PxScene* mScene;
+		PxMaterial* gMaterial;
+
+		PxReal stackZ = 10.0f;
+
+		// DEBUG 
+		PxPvd* mPvd;
+		PxPvdTransport* transport;
+		
+	};
+
+}
+
+
+
+

YoggieEngine/src/YoggieEngine.h

@@ -39,8 +39,11 @@ extern "C"
 #include "Graphics/Primitives/Material.h"
 #include "Graphics/Renderer.h"
 
+#include "Physics/Physics.h"
+
 #include "EventSystem/EventEmitter.h"
 #include "EventSystem/EventListener.h"
 
+
 #include "Scene/Scene.h"
 #include "Application.h"