Engine API Enhancements

Engine/Src/Imp/CPP/Engine.cpp

@@ -25,6 +25,8 @@ EXTERN GameFunctionTable g_gameFunctions;
 
 namespace ia::iae
 {
+    EXTERN SDL_Window *g_windowHandle;
+
     BOOL Engine::IsDebugMode()
     {
 #if defined(__DEBUG_MODE__)
@@ -36,25 +38,28 @@ namespace ia::iae
 
     VOID Engine::ResizeDisplay(IN INT32 newWidth, IN INT32 newHeight)
     {
+        SDL_SetWindowSize(g_windowHandle, newWidth, newHeight);
         Renderer::OnScreenResize(newWidth, newHeight);
         g_gameFunctions.OnResize(newWidth, newHeight);
     }
 
-    Handle Engine::CreateImageFromFile(IN CONST String &path)
+    Handle Engine::CreateImageFromFile(IN CONST String &name, IN CONST String &path, IN INT32 resizeToWidth,
+                                       IN INT32 resizeToHeight)
     {
         const auto data = File::ReadToVector(path.c_str());
-        return CreateImage(data.data(), data.size());
+        const auto handle = CreateImage(name, data.data(), data.size());
+        return (resizeToWidth && resizeToHeight) ? ResizeImage(handle, resizeToWidth, resizeToHeight) : handle;
     }
 
-    Handle Engine::CreateSoundFromFile(IN CONST String &path)
+    Handle Engine::CreateSoundFromFile(IN CONST String &name, IN CONST String &path)
     {
         const auto data = File::ReadToVector(path.c_str());
-        return CreateSound(data.data(), data.size());
+        return CreateSound(name, data.data(), data.size());
     }
 
-    Handle Engine::CreateSceneFromFile(IN CONST String &path)
+    RefPtr<Scene> Engine::CreateSceneFromFile(IN CONST String &path)
     {
         const auto data = File::ReadToString(path.c_str());
-        return CreateScene(data);
+        return Scene::Create(data);
     }
 } // namespace ia::iae

Engine/Src/Imp/CPP/Renderer/Renderer.cpp

@@ -19,6 +19,8 @@
 #include <Renderer/EmbeddedShader.hpp>
 #include <Renderer/Renderer.hpp>
 
+#include <WorldManager.hpp>
+
 #include <backends/imgui_impl_sdl3.h>
 #include <backends/imgui_impl_sdlgpu3.h>
 
@@ -88,7 +90,7 @@ namespace ia::iae
 
         DebugDraw::Initialize();
 
-        s_state.ColorTargetInfo.clear_color = SDL_FColor{0.33f, 0.33f, 0.33f, 1.0f};
+        s_state.ColorTargetInfo.clear_color = SDL_FColor{0.0f, 0.0f, 0.0f, 1.0f};
         s_state.ColorTargetInfo.load_op = SDL_GPU_LOADOP_CLEAR;
         s_state.ColorTargetInfo.store_op = SDL_GPU_STOREOP_STORE;
 
@@ -138,6 +140,8 @@ namespace ia::iae
         if (!(s_state.ActiveCommandBuffer = SDL_AcquireGPUCommandBuffer(s_gpuDevice)))
             THROW_UNKNOWN("Failed to acquire SDL GPU command buffer: ", SDL_GetError());
 
+        const auto clearColor = WorldManager::GetActiveScene()->BackgroundColor().GetAsFloatVec();
+        s_state.ColorTargetInfo.clear_color = SDL_FColor{clearColor.x, clearColor.y, clearColor.z, 1.0f};
         s_state.ColorTargetInfo.texture = s_renderTargetSceneColor;
         s_state.DepthStencilTargetInfo.texture = s_renderTargetSceneDepth;
         s_state.ActiveRenderPass = SDL_BeginGPURenderPass(s_state.ActiveCommandBuffer, &s_state.ColorTargetInfo, 1,
@@ -160,6 +164,8 @@ namespace ia::iae
         DebugDraw::Render();
         const auto imDrawData = ImGui::GetDrawData();
         ImGui_ImplSDLGPU3_PrepareDrawData(imDrawData, s_state.ActiveCommandBuffer);
+        s_state.ColorTargetInfo.load_op = SDL_GPU_LOADOP_CLEAR;
+        s_state.ColorTargetInfo.clear_color = SDL_FColor{0.0f, 0.0f, 0.0f, 0.0f};
         s_state.ColorTargetInfo.texture = s_renderTargetDebugDrawColor;
         s_state.ActiveRenderPass =
             SDL_BeginGPURenderPass(s_state.ActiveCommandBuffer, &s_state.ColorTargetInfo, 1, nullptr);
@@ -174,6 +180,8 @@ namespace ia::iae
         if (!swapChainTexture)
             return;
 
+        s_state.ColorTargetInfo.clear_color = SDL_FColor{1.0f, 1.0f, 1.0f, 1.0f};
+        s_state.ColorTargetInfo.load_op = SDL_GPU_LOADOP_CLEAR;
         s_state.ColorTargetInfo.texture = swapChainTexture;
 
         s_state.ActiveRenderPass =
@@ -285,6 +293,11 @@ namespace ia::iae
 
 namespace ia::iae
 {
+    IVec2 Engine::GetDisplayExtent()
+    {
+        return IVec2(Renderer::s_screenWidth, Renderer::s_screenHeight);
+    }
+
     VOID Engine::SetActiveCamera(IN CameraComponent *cameraComponent)
     {
         Renderer::s_state.ActiveCamera = cameraComponent;

Engine/Src/Imp/CPP/ResourceManager.cpp

@@ -27,8 +27,8 @@
 
 namespace ia::iae
 {
-    Vector<Handle> ResourceManager::s_images;
+    Map<String, Handle> ResourceManager::s_images;
-    Vector<Handle> ResourceManager::s_sounds;
+    Map<String, Handle> ResourceManager::s_sounds;
     Map<Handle, UINT64> ResourceManager::s_imageExtents;
 
     VOID ResourceManager::Initialize()
@@ -38,36 +38,68 @@ namespace ia::iae
     VOID ResourceManager::Terminate()
     {
         for (const auto &t : s_images)
-            GPUResourceManager::DestroyTexture((SDL_GPUTexture *) t);
+            GPUResourceManager::DestroyTexture((SDL_GPUTexture *) t->Value);
         for (const auto &t : s_sounds)
-            AudioManager::DestoryAudio(t);
+            AudioManager::DestoryAudio(t->Value);
     }
 
-    Handle ResourceManager::CreateImage(IN PCUINT8 encodedData, IN SIZE_T encodedDataSize)
+    Handle ResourceManager::CreateImage(IN CONST String &name, IN PCUINT8 encodedData, IN SIZE_T encodedDataSize)
     {
         INT32 w, h, n;
         const auto rgbaData = stbi_load_from_memory(encodedData, encodedDataSize, &w, &h, &n, STBI_rgb_alpha);
-        const auto result = CreateImage(rgbaData, w, h);
+        const auto result = CreateImage(name, rgbaData, w, h);
         STBI_FREE(rgbaData);
         return result;
     }
 
-    Handle ResourceManager::CreateImage(IN PCUINT8 rgbaData, IN INT32 width, IN INT32 height)
+    Handle ResourceManager::CreateImage(IN CONST String &name, IN PCUINT8 rgbaData, IN INT32 width, IN INT32 height)
     {
         const auto handle = (Handle) GPUResourceManager::CreateTexture(SDL_GPU_TEXTUREUSAGE_SAMPLER, width, height,
                                                                        rgbaData, SDL_GPU_TEXTUREFORMAT_R8G8B8A8_UNORM);
         s_imageExtents[handle] = (((UINT64) width) << 32) | height;
-        s_images.pushBack(handle);
+        s_images[name] = handle;
         return handle;
     }
 
-    Handle ResourceManager::CreateSound(IN PCUINT8 encodedData, IN SIZE_T encodedDataSize)
+    Handle ResourceManager::CreateSound(IN CONST String &name, IN PCUINT8 encodedData, IN SIZE_T encodedDataSize)
     {
         const auto handle = AudioManager::CreateAudio(encodedData, encodedDataSize);
-        s_sounds.pushBack(handle);
+        s_sounds[name] = handle;
         return handle;
     }
 
+    Handle ResourceManager::GetImage(IN CONST String &name)
+    {
+        return s_images[name];
+    }
+
+    Handle ResourceManager::GetSound(IN CONST String &name)
+    {
+        return s_sounds[name];
+    }
+
+    String ResourceManager::GetImageName(IN Handle handle)
+    {
+        for (const auto &t : s_images)
+        {
+            if (handle == t->Value)
+                return t->Key;
+        }
+        THROW_NO_SUCH_KEY();
+        return "";
+    }
+
+    String ResourceManager::GetSoundName(IN Handle handle)
+    {
+        for (const auto &t : s_sounds)
+        {
+            if (handle == t->Value)
+                return t->Key;
+        }
+        THROW_NO_SUCH_KEY();
+        return "";
+    }
+
     VOID ResourceManager::DestroyImage(IN Handle image)
     {
         GPUResourceManager::DestroyTexture((SDL_GPUTexture *) image);
@@ -84,15 +116,16 @@ namespace ia::iae
         return {(INT32) (t >> 32), (INT32) t};
     }
 
-    Handle ResourceManager::RescaleImage(IN Handle image, IN INT32 newWidth, IN INT32 newHeight)
+    Handle ResourceManager::ResizeImage(IN Handle image, IN INT32 newWidth, IN INT32 newHeight)
     {
         const auto currentExtent = GetImageExtent(image);
         const auto pixelData =
             GPUResourceManager::GetTexturePixelData((SDL_GPUTexture *) image, currentExtent.x, currentExtent.y);
+        GPUResourceManager::DestroyTexture((SDL_GPUTexture*)image);
         const auto newPixelData =
             stbir_resize_uint8_linear(pixelData.data(), currentExtent.x, currentExtent.y, currentExtent.x * 4, nullptr,
                                       newWidth, newHeight, newWidth * 4, stbir_pixel_layout::STBIR_RGBA);
-        const auto result = CreateImage(newPixelData, newWidth, newHeight);
+        const auto result = CreateImage(GetImageName(image), newPixelData, newWidth, newHeight);
         free(newPixelData);
         return result;
     }
@@ -107,19 +140,29 @@ namespace ia::iae
 
 namespace ia::iae
 {
-    Handle Engine::CreateImage(IN PCUINT8 encodedData, IN SIZE_T encodedDataSize)
+    Handle Engine::CreateImage(IN CONST String &name, IN PCUINT8 encodedData, IN SIZE_T encodedDataSize)
     {
-        return ResourceManager::CreateImage(encodedData, encodedDataSize);
+        return ResourceManager::CreateImage(name, encodedData, encodedDataSize);
     }
 
-    Handle Engine::CreateImage(IN PCUINT8 rgbaData, IN INT32 width, IN INT32 height)
+    Handle Engine::CreateImage(IN CONST String &name, IN PCUINT8 rgbaData, IN INT32 width, IN INT32 height)
     {
-        return ResourceManager::CreateImage(rgbaData, width, height);
+        return ResourceManager::CreateImage(name, rgbaData, width, height);
     }
 
-    Handle Engine::CreateSound(IN PCUINT8 encodedData, IN SIZE_T encodedDataSize)
+    Handle Engine::CreateSound(IN CONST String &name, IN PCUINT8 encodedData, IN SIZE_T encodedDataSize)
     {
-        return ResourceManager::CreateSound(encodedData, encodedDataSize);
+        return ResourceManager::CreateSound(name, encodedData, encodedDataSize);
+    }
+
+    Handle Engine::GetImage(IN CONST String &name)
+    {
+        return ResourceManager::GetImage(name);
+    }
+
+    Handle Engine::GetSound(IN CONST String &name)
+    {
+        return ResourceManager::GetSound(name);
     }
 
     VOID Engine::DestroyImage(IN Handle image)
@@ -137,9 +180,9 @@ namespace ia::iae
         return ResourceManager::GetImageExtent(image);
     }
 
-    Handle Engine::RescaleImage(IN Handle image, IN INT32 newWidth, IN INT32 newHeight)
+    Handle Engine::ResizeImage(IN Handle image, IN INT32 newWidth, IN INT32 newHeight)
     {
-        return ResourceManager::RescaleImage(image, newWidth, newHeight);
+        return ResourceManager::ResizeImage(image, newWidth, newHeight);
     }
 
     Handle Engine::CombineImages(IN CONST Vector<Handle> &images, IN INT32 unitWidth, IN INT32 unitHeight,

Engine/Src/Imp/CPP/Scene.cpp

@@ -15,27 +15,22 @@
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 #include <IAEngine/Engine.hpp>
-#include <Scene.hpp>
+#include <IAEngine/Scene.hpp>
 
 namespace ia::iae
 {
-    Scene *Scene::Create()
+    RefPtr<Scene> Scene::Create()
     {
-        return new Scene();
+        return MakeRefPtr<Scene>();
     }
 
-    Scene *Scene::Create(IN CONST String &sceneXML)
+    RefPtr<Scene> Scene::Create(IN CONST String &sceneXML)
     {
-        const auto scene = new Scene();
+        const auto scene = MakeRefPtr<Scene>();
 
         return scene;
     }
 
-    VOID Scene::Destroy(IN Scene *scene)
-    {
-        delete scene;
-    }
-
     VOID Scene::Draw()
     {
         for (auto &t : m_nodes)

Engine/Src/Imp/CPP/WorldManager.cpp

@@ -19,80 +19,74 @@
 
 namespace ia::iae
 {
-    Scene *WorldManager::m_activeScene{};
+    RefPtr<Scene> WorldManager::s_activeScene{};
 
     VOID WorldManager::Initialize()
     {
-        m_activeScene = Scene::Create();
+        s_activeScene = Scene::Create();
     }
 
     VOID WorldManager::Terminate()
     {
-        if (m_activeScene)
+        s_activeScene.reset();
-            Scene::Destroy(m_activeScene);
     }
 
     VOID WorldManager::Draw()
     {
-        m_activeScene->Draw();
+        s_activeScene->Draw();
     }
 
     VOID WorldManager::DebugDraw()
     {
-        m_activeScene->DebugDraw();
+        s_activeScene->DebugDraw();
     }
 
     VOID WorldManager::Update()
     {
-        m_activeScene->Update();
+        s_activeScene->Update();
     }
 
     VOID WorldManager::FixedUpdate()
     {
-        m_activeScene->FixedUpdate();
+        s_activeScene->FixedUpdate();
     }
 
-    VOID WorldManager::ChangeActiveScene(IN Scene *scene)
+    VOID WorldManager::ChangeActiveScene(IN RefPtr<Scene> scene)
     {
-        m_activeScene = scene;
+        s_activeScene = scene;
     }
 
     VOID WorldManager::AddNodeToActiveScene(IN RefPtr<INode> node)
     {
-        m_activeScene->AddNode(node);
+        s_activeScene->AddNode(node);
     }
 
     INode *WorldManager::GetNodeFromActiveScene(IN CONST String &name)
     {
-        return m_activeScene->GetNode(name);
+        return s_activeScene->GetNode(name);
     }
 
     VOID WorldManager::RemoveNodeFromActiveScene(IN CONST String &name)
     {
-        m_activeScene->RemoveNode(name);
+        s_activeScene->RemoveNode(name);
+    }
+
+    Scene *WorldManager::GetActiveScene()
+    {
+        return s_activeScene.get();
     }
 } // namespace ia::iae
 
 namespace ia::iae
 {
-    Handle Engine::CreateScene(IN CONST String &sceneXML)
+    Scene *Engine::GetActiveScene()
     {
-        return (Handle) Scene::Create(sceneXML);
+        return WorldManager::GetActiveScene();
     }
     
-    Handle Engine::CreateEmptyScene()
+    VOID Engine::ChangeActiveScene(IN RefPtr<Scene> scene)
     {
-        return (Handle) Scene::Create();
+        WorldManager::ChangeActiveScene(scene);
-    }
-
-    VOID Engine::DestroyScene(IN Handle handle)
-    {
-        Scene::Destroy((Scene *) handle);
-    }
-
-    VOID Engine::ChangeActiveScene(IN Handle scene)
-    {
-        WorldManager::ChangeActiveScene((Scene *) scene);
     }
 
     VOID Engine::AddNodeToActiveScene(IN RefPtr<INode> node)
@@ -109,14 +103,4 @@ namespace ia::iae
     {
         WorldManager::RemoveNodeFromActiveScene(name);
     }
-
-    VOID Engine::AddNodeToScene(IN Handle scene, IN RefPtr<INode> node)
-    {
-        ((Scene *) scene)->AddNode(node);
-    }
-
-    VOID Engine::RemoveNodeFromScene(IN Handle scene, IN CONST String &name)
-    {
-        ((Scene *) scene)->RemoveNode(name);
-    }
 } // namespace ia::iae

Engine/Src/Imp/HPP/ResourceManager.hpp

@@ -35,19 +35,25 @@ namespace ia::iae
         STATIC VOID Initialize();
         STATIC VOID Terminate();
 
-        STATIC Handle CreateImage(IN PCUINT8 encodedData, IN SIZE_T encodedDataSize);
+        STATIC Handle CreateImage(IN CONST String& name, IN PCUINT8 encodedData, IN SIZE_T encodedDataSize);
-        STATIC Handle CreateImage(IN PCUINT8 rgbaData, IN INT32 width, IN INT32 height);
+        STATIC Handle CreateImage(IN CONST String& name, IN PCUINT8 rgbaData, IN INT32 width, IN INT32 height);
-        STATIC Handle CreateSound(IN PCUINT8 encodedData, IN SIZE_T encodedDataSize);
+        STATIC Handle CreateSound(IN CONST String& name, IN PCUINT8 encodedData, IN SIZE_T encodedDataSize);
+        
+        STATIC Handle GetImage(IN CONST String& name);
+        STATIC Handle GetSound(IN CONST String& name);
+        STATIC String GetImageName(IN Handle handle);
+        STATIC String GetSoundName(IN Handle handle);
+
         STATIC VOID DestroyImage(IN Handle image);
         STATIC VOID DestroySound(IN Handle sound);
         STATIC IVec2 GetImageExtent(IN Handle image);
-        STATIC Handle RescaleImage(IN Handle image, IN INT32 newWidth, IN INT32 newHeight);
+        STATIC Handle ResizeImage(IN Handle image, IN INT32 newWidth, IN INT32 newHeight);
         STATIC Handle CombineImages(IN CONST Vector<Handle> &images, IN INT32 unitWidth, IN INT32 unitHeight,
                                     IN INT32 unitCountX, IN INT32 unitCountY);
 
       private:
-        STATIC Vector<Handle> s_images;
+        STATIC Map<String, Handle> s_images;
-        STATIC Vector<Handle> s_sounds;
+        STATIC Map<String, Handle> s_sounds;
         STATIC Map<Handle, UINT64> s_imageExtents;
     };
 } // namespace ia::iae

Engine/Src/Imp/HPP/WorldManager.hpp

@@ -17,7 +17,7 @@
 #pragma once
 
 #include <IAEngine/Base.hpp>
-#include <Scene.hpp>
+#include <IAEngine/Scene.hpp>
 
 #include <SDL3/SDL.h>
 
@@ -36,12 +36,13 @@ namespace ia::iae
         STATIC VOID FixedUpdate();
 
       public:
-        STATIC VOID ChangeActiveScene(IN Scene* scene);
+        STATIC Scene *GetActiveScene();
+        STATIC VOID ChangeActiveScene(IN RefPtr<Scene> scene);
         STATIC VOID AddNodeToActiveScene(IN RefPtr<INode> node);
         STATIC INode *GetNodeFromActiveScene(IN CONST String &name);
         STATIC VOID RemoveNodeFromActiveScene(IN CONST String &name);
 
       private:
-        STATIC Scene *m_activeScene;
+        STATIC RefPtr<Scene> s_activeScene;
     };
 } // namespace ia::iae

Engine/Src/Inc/IAEngine/Engine.hpp

@@ -17,32 +17,36 @@
 #pragma once
 
 #include <IAEngine/Nodes/CameraNode.hpp>
-#include <IAEngine/Nodes/TileMapNode.hpp>
 #include <IAEngine/Nodes/SpriteObjectNode.hpp>
 #include <IAEngine/Nodes/TextureObjectNode.hpp>
+#include <IAEngine/Nodes/TileMapNode.hpp>
 
 #include <IAEngine/Components/CameraComponent.hpp>
 #include <IAEngine/Components/SoundEmitterComponent.hpp>
 
+#include <IAEngine/Scene.hpp>
+
 namespace ia::iae
 {
     class Engine
     {
-    public:
+      public:
         // Event Functions
-        STATIC IAE_DLL_API Handle CreateEvent(IN CONST String& name);
+        STATIC IAE_DLL_API Handle CreateEvent(IN CONST String &name);
         STATIC IAE_DLL_API VOID DestroyEvent(IN Handle event);
-        STATIC IAE_DLL_API Handle GetEventByName(IN CONST String& name);
+        STATIC IAE_DLL_API Handle GetEventByName(IN CONST String &name);
         STATIC IAE_DLL_API VOID AddEventListener(IN Handle event, IN std::function<VOID()> callback);
-        STATIC IAE_DLL_API VOID AddEventListener(IN CONST String& eventName, IN std::function<VOID()> callback);
+        STATIC IAE_DLL_API VOID AddEventListener(IN CONST String &eventName, IN std::function<VOID()> callback);
         STATIC IAE_DLL_API VOID BroadcastEvent(IN Handle event);
-        STATIC IAE_DLL_API VOID BroadcastEvent(IN CONST String& eventName);
+        STATIC IAE_DLL_API VOID BroadcastEvent(IN CONST String &eventName);
 
         // Renderer Functions
         STATIC IAE_DLL_API Handle GetGeometry_Quad();
-        STATIC IAE_DLL_API Handle CreateGeometry(IN CONST Vector<GeometryVertex>& vertices, IN CONST Vector<INT32>& indices);
+        STATIC IAE_DLL_API Handle CreateGeometry(IN CONST Vector<GeometryVertex> &vertices,
+                                                 IN CONST Vector<INT32> &indices);
         STATIC IAE_DLL_API VOID DestroyGeometry(IN Handle geometry);
         STATIC IAE_DLL_API VOID DrawGeometry(IN Handle handle);
+        STATIC IAE_DLL_API IVec2 GetDisplayExtent();
         STATIC IAE_DLL_API VOID ResizeDisplay(IN INT32 newWidth, IN INT32 newHeight);
 
         // Renderer State Functions
@@ -54,7 +58,8 @@ namespace ia::iae
         STATIC IAE_DLL_API VOID SetRenderState_ColorOverlay(IN Color color);
         STATIC IAE_DLL_API VOID SetRenderState_CameraRelative(IN BOOL value);
         STATIC IAE_DLL_API VOID SetRenderState_Texture(IN Handle image);
-        STATIC IAE_DLL_API VOID SetRenderState_Transform(IN Vec2 position, IN Vec2 scale, IN FLOAT32 rotation, IN UINT8 layer, IN INT16 sortIndex);
+        STATIC IAE_DLL_API VOID SetRenderState_Transform(IN Vec2 position, IN Vec2 scale, IN FLOAT32 rotation,
+                                                         IN UINT8 layer, IN INT16 sortIndex);
 
         // Debug Draw Functions
         STATIC IAE_DLL_API VOID DebugDraw_SetColor(IN Color color);
@@ -64,32 +69,33 @@ namespace ia::iae
         STATIC IAE_DLL_API VOID DebugDraw_StrokeRect(IN Vec2 position, IN Vec2 size);
 
         // Resource Functions
-        STATIC IAE_DLL_API Handle CreateImageFromFile(IN CONST String& path); 
+        STATIC IAE_DLL_API Handle CreateSoundFromFile(IN CONST String &name, IN CONST String &path);
-        STATIC IAE_DLL_API Handle CreateSoundFromFile(IN CONST String& path); 
+        STATIC IAE_DLL_API Handle CreateImageFromFile(IN CONST String &name, IN CONST String &path,
-        STATIC IAE_DLL_API Handle CreateImage(IN PCUINT8 encodedData, IN SIZE_T encodedDataSize); 
+                                                      IN INT32 resizeToWidth = 0, IN INT32 resizeToHeight = 0);
-        STATIC IAE_DLL_API Handle CreateImage(IN PCUINT8 rgbaData, IN INT32 width, IN INT32 height); 
+        STATIC IAE_DLL_API Handle CreateImage(IN CONST String &name, IN PCUINT8 encodedData, IN SIZE_T encodedDataSize);
-        STATIC IAE_DLL_API Handle CreateSound(IN PCUINT8 encodedData, IN SIZE_T encodedDataSize);
+        STATIC IAE_DLL_API Handle CreateImage(IN CONST String &name, IN PCUINT8 rgbaData, IN INT32 width,
+                                              IN INT32 height);
+        STATIC IAE_DLL_API Handle CreateSound(IN CONST String &name, IN PCUINT8 encodedData, IN SIZE_T encodedDataSize);
+        STATIC IAE_DLL_API Handle GetImage(IN CONST String &name);
+        STATIC IAE_DLL_API Handle GetSound(IN CONST String &name);
         STATIC IAE_DLL_API VOID DestroyImage(IN Handle image);
         STATIC IAE_DLL_API VOID DestroySound(IN Handle sound);
         STATIC IAE_DLL_API IVec2 GetImageExtent(IN Handle image);
-        STATIC IAE_DLL_API Handle RescaleImage(IN Handle image, IN INT32 newWidth, IN INT32 newHeight);
+        STATIC IAE_DLL_API Handle ResizeImage(IN Handle image, IN INT32 newWidth, IN INT32 newHeight);
-        STATIC IAE_DLL_API Handle CombineImages(IN CONST Vector<Handle>& images, IN INT32 unitWidth, IN INT32 unitHeight, IN INT32 unitCountX, IN INT32 unitCountY);
+        STATIC IAE_DLL_API Handle CombineImages(IN CONST Vector<Handle> &images, IN INT32 unitWidth,
+                                                IN INT32 unitHeight, IN INT32 unitCountX, IN INT32 unitCountY);
 
         // Game Functions
         STATIC IAE_DLL_API VOID SetTimeScale(IN FLOAT32 scale);
-        STATIC IAE_DLL_API VOID SetActiveCamera(IN CameraComponent* cameraComponent);
+        STATIC IAE_DLL_API VOID SetActiveCamera(IN CameraComponent *cameraComponent);
 
         // Scene Functions
-        STATIC IAE_DLL_API Handle CreateSceneFromFile(IN CONST String& path);
+        STATIC IAE_DLL_API RefPtr<Scene> CreateSceneFromFile(IN CONST String &path);
-        STATIC IAE_DLL_API Handle CreateScene(IN CONST String& sceneXML);
+        STATIC IAE_DLL_API Scene *GetActiveScene();
-        STATIC IAE_DLL_API Handle CreateEmptyScene();
+        STATIC IAE_DLL_API VOID ChangeActiveScene(IN RefPtr<Scene> scene);
-        STATIC IAE_DLL_API VOID DestroyScene(IN Handle handle);
-        STATIC IAE_DLL_API VOID ChangeActiveScene(IN Handle scene);
         STATIC IAE_DLL_API VOID AddNodeToActiveScene(IN RefPtr<INode> node);
-        STATIC IAE_DLL_API INode* GetNodeFromActiveScene(IN CONST String& name);
+        STATIC IAE_DLL_API INode *GetNodeFromActiveScene(IN CONST String &name);
-        STATIC IAE_DLL_API VOID RemoveNodeFromActiveScene(IN CONST String& name);
+        STATIC IAE_DLL_API VOID RemoveNodeFromActiveScene(IN CONST String &name);
-        STATIC IAE_DLL_API VOID AddNodeToScene(IN Handle scene, IN RefPtr<INode> node);
-        STATIC IAE_DLL_API VOID RemoveNodeFromScene(IN Handle scene, IN CONST String& name);
 
         // Input Functions
         STATIC IAE_DLL_API Vec2 GetInputAxis();
@@ -102,11 +108,12 @@ namespace ia::iae
         STATIC IAE_DLL_API BOOL IsInputActionDown(IN Handle action);
         STATIC IAE_DLL_API BOOL WasInputActionPressed(IN Handle action);
         STATIC IAE_DLL_API BOOL WasInputActionReleased(IN Handle action);
-        STATIC IAE_DLL_API BOOL IsInputActionDown(IN CONST String& action);
+        STATIC IAE_DLL_API BOOL IsInputActionDown(IN CONST String &action);
-        STATIC IAE_DLL_API BOOL WasInputActionPressed(IN CONST String& action);
+        STATIC IAE_DLL_API BOOL WasInputActionPressed(IN CONST String &action);
-        STATIC IAE_DLL_API BOOL WasInputActionReleased(IN CONST String& action);
+        STATIC IAE_DLL_API BOOL WasInputActionReleased(IN CONST String &action);
-        STATIC IAE_DLL_API Handle BindInputAction(IN CONST String& name, IN InputKey key);
+        STATIC IAE_DLL_API Handle BindInputAction(IN CONST String &name, IN InputKey key);
-        STATIC IAE_DLL_API VOID BindInputAxis(IN InputKey upKey, IN InputKey downKey, IN InputKey leftKey, IN InputKey rightKey);
+        STATIC IAE_DLL_API VOID BindInputAxis(IN InputKey upKey, IN InputKey downKey, IN InputKey leftKey,
+                                              IN InputKey rightKey);
 
         // Random Functions
         STATIC IAE_DLL_API FLOAT32 GetRandomFloat();
@@ -121,4 +128,4 @@ namespace ia::iae
         // Engine Functions
         STATIC IAE_DLL_API BOOL IsDebugMode();
     };
-}
+} // namespace ia::iae

Engine/Src/Inc/IAEngine/Scene.hpp

@@ -18,17 +18,28 @@
 
 #include <IAEngine/Nodes/INode.hpp>
 
-#include <SDL3/SDL.h>
-
 namespace ia::iae
 {
     class Scene
     {
       public:
-        STATIC Scene *Create();
+        STATIC IAE_DLL_API RefPtr<Scene> Create();
-        STATIC Scene *Create(IN CONST String &sceneXML);
+        STATIC IAE_DLL_API RefPtr<Scene> Create(IN CONST String &sceneXML);
 
-        STATIC VOID Destroy(IN Scene *scene);
+      public:
+        IAE_DLL_API VOID AddNode(IN RefPtr<INode> node);
+        IAE_DLL_API INode *GetNode(IN CONST String &name);
+        IAE_DLL_API VOID RemoveNode(IN CONST String &name);
+
+      public:
+        Color &BackgroundColor()
+        {
+            return m_backgroundColor;
+        }
+
+      private:
+        Color m_backgroundColor{0, 0, 0, 255};
+        Map<String, RefPtr<INode>> m_nodes;
 
       public:
         VOID Draw();
@@ -36,13 +47,5 @@ namespace ia::iae
 
         VOID FixedUpdate();
         VOID Update();
-
-      public:
-        VOID AddNode(IN RefPtr<INode> node);
-        INode *GetNode(IN CONST String &name);
-        VOID RemoveNode(IN CONST String &name);
-
-      private:
-        Map<String, RefPtr<INode>> m_nodes;
     };
 } // namespace ia::iae

Samples/SpaceInvaders/Src/Imp/CPP/Game.cpp

@@ -16,19 +16,26 @@
 
 #include <Game.hpp>
 
-Handle g_spriteBG;
+RefPtr<Node2D> backgroundNode;
-RefPtr<TextureNode> backgroundNode;
 RefPtr<CameraNode> mainCamera;
 
 C_DECL(IA_DLL_EXPORT VOID Game_OnInitialize())
 {
-    g_spriteBG = Engine::RescaleImage(Engine::CreateImageFromFile("Resources/Sprites/bg.png"), 800, 600);
+    Engine::ResizeDisplay(600, 600);
+
+    const auto displayExtent = Engine::GetDisplayExtent();
+
+    Engine::CreateImageFromFile("Background", "Resources/Sprites/bg.png", displayExtent.x, displayExtent.y);
+    Engine::CreateImageFromFile("Stars-A", "Resources/Sprites/Stars-A.png", displayExtent.x, displayExtent.y);
+    Engine::CreateImageFromFile("Stars-B", "Resources/Sprites/Stars-B.png", displayExtent.x, displayExtent.y);
 
     mainCamera = MakeRefPtr<CameraNode>("MainCamera");
     Engine::SetActiveCamera(mainCamera->GetCameraComponent());
 
-    backgroundNode = MakeRefPtr<TextureNode>("BG");
+    backgroundNode = MakeRefPtr<Node2D>("BG");
-    backgroundNode->GetTextureComponent()->SetTexture(g_spriteBG);
+    backgroundNode->AddComponent<TextureComponent>()->SetTexture(Engine::GetImage("Stars-A"));
+    //backgroundNode->AddComponent<TextureComponent>()->SetTexture(g_spriteBGStarsA);
+    //backgroundNode->GetTextureComponent()->SetTexture(g_spriteBG);
     Engine::AddNodeToActiveScene(backgroundNode);
 }