Basic Entity Components implementation

SandboxApp/src/Sandbox.cpp

@@ -1,57 +1,44 @@
 #include "../../BarinkEngine/src/BarinkEngine.h"
-#include "../../BarinkEngine/src/Scene/SceneManager.h"
-#include "../../BarinkEngine/src/Scene/SceneNodeTypes.h"
-#include "../../BarinkEngine/src/AssetManager/ModelImporter.h"
-#include "../../BarinkEngine/src/Graphics/Framebuffer.h"
+#include "../../BarinkEngine/src/Scene/Components.h"
+#include "../../BarinkEngine/src/Scene/Scene.h"
+#include "../../BarinkEngine/src/Scene/Entity.h"
 #include <imgui.h>
 #include "GUI.h"
 #include "Util.h"
-
+#include <entt/entt.hpp>
 /*
 * Define globals
 */
-Shader* shader;
-
-char* code = new char[254];
-
+//Shader* shader;
 const std::string vertexShaderSource = "build/Debug/test.vs";
 const std::string fragmentShaderSource = "build/Debug/test.fs";
 
-BarinkEngine::ModelImporter* MI = new BarinkEngine::ModelImporter();
-Scene* Level1;
-BarinkEngine::SceneObject* cube;
+Scene scene;
 /*
 * Runs once at startup 
 * - USe to initialize the game/sandbox/demo
 */
 void Start() {
+   // shader = new Shader(vertexShaderSource, fragmentShaderSource);
+   
+    auto cube  = scene.AddEntity((std::string&)"cube");
+    auto transform = cube.AddComponent<BarinkEngine::TransformComponent>();
+    auto render3DComponent = cube.AddComponent<BarinkEngine::Render3DComponent>();
+
+    auto cube2 = scene.AddEntity((std::string&)"cube1");
+
+    auto cube3 = scene.AddEntity((std::string&)"cube2");
+    auto Transform2 = cube3.AddComponent<BarinkEngine::TransformComponent>();
+    auto render3DComponent2 = cube3.AddComponent<BarinkEngine::Render3DComponent>();
 
-    // Create a level and load it as the current level
-    std::string levelName("Test Level");
-    Level1 = SceneManager::CreateScene(levelName);
-    SceneManager::LoadScene(*Level1);
     
-    shader = new Shader(vertexShaderSource, fragmentShaderSource);
-
-    // Create a cube node
-   
-    cube = MI->Import("build/Debug/Models/cube.obj");
-    cube->renderable->material = new Material(*shader);
-    cube->renderable->material->Color = glm::vec3(1.0f, 0.0f, 0.0f);
-
-    // What is in cube now ??    
-    std::cout <<  "mesh vertices: " << cube->renderable->mesh->vertices.size() << std::endl;
-    std::cout << "mesh elements: " << cube->renderable->mesh->elements.size() << std::endl;
-
-    Level1->GetRoot().addChild(*cube);
-
-    memset(code, '\0', 254);
-   
-    // TODO: Move to runtime/ Engine 
-    // NOTE: Submits should later be done through walking the sceneTree
-   
-    renderer.Submit(cube->renderable);
-
+    // Run over every transform component
+    auto view = scene.getReg().view<BarinkEngine::TransformComponent, BarinkEngine::Render3DComponent>();
+    view.each([](auto entity, auto& transform) {
+        std::cout << "Found a transform !" << std::endl;
+    });
+    
+    
 }
 
 /*
@@ -71,7 +58,7 @@ void ImmediateGraphicsDraw()
 void Update()
 {
     
-    renderer.Render();
+    renderer.Render(scene);
    
 }
 
@@ -81,6 +68,4 @@ void Update()
 */
 void Stop()
 {
-    delete MI;
-    delete shader;
 }