Usable Engine

Engine/Src/Imp/HPP/Renderer/Renderer.hpp

@@ -24,6 +24,9 @@ namespace ia::iae
     class Renderer
     {
       public:
+        STATIC CONSTEXPR FLOAT32 MIN_DEPTH = -2097152.0f;
+        STATIC CONSTEXPR FLOAT32 MAX_DEPTH = 2097152.0f;
+
         struct Geometry
         {
             INT32 IndexCount{};
@@ -41,16 +44,16 @@ namespace ia::iae
             Vec2 TextureOffset{0.0f, 0.0f};
             SDL_Rect Scissor{0, 0, 0, 0};
             SDL_GPUTexture* ActiveTexture{nullptr};
+            SDL_GPUViewport ActiveViewport{};
             
             Mat4 ModelMatrix{1.0f};
-            Mat4 ProjectionMatrix{1.0f};
 
             SDL_GPURenderPass* ActiveRenderPass{};
             SDL_GPUCommandBuffer* ActiveCommandBuffer{};
             SDL_GPUColorTargetInfo ColorTargetInfo{};
             SDL_GPUDepthStencilTargetInfo DepthStencilTargetInfo{};
 
-            class ICameraComponent *ActiveCamera{};
+            class CameraComponent *ActiveCamera{};
         };
 
       public:

Engine/Src/Imp/HPP/ResourceManager.hpp

@@ -46,6 +46,8 @@ namespace ia::iae
                                     IN INT32 unitCountX, IN INT32 unitCountY);
 
       private:
+        STATIC Vector<Handle> s_images;
+        STATIC Vector<Handle> s_sounds;
         STATIC Map<Handle, UINT64> s_imageExtents;
     };
 } // namespace ia::iae

Engine/Src/Imp/HPP/Scene.hpp

@@ -0,0 +1,48 @@
+// IAEngine: 2D Game Engine by IA
+// Copyright (C) 2025 IASoft (PVT) LTD (oss@iasoft.dev)
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+#pragma once
+
+#include <IAEngine/Nodes/INode.hpp>
+
+#include <SDL3/SDL.h>
+
+namespace ia::iae
+{
+    class Scene
+    {
+      public:
+        STATIC Scene *Create();
+        STATIC Scene *Create(IN CONST String &sceneXML);
+
+        STATIC VOID Destroy(IN Scene *scene);
+
+      public:
+        VOID Draw();
+        VOID DebugDraw();
+        
+        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

Engine/Src/Imp/HPP/WorldManager.hpp

@@ -17,6 +17,7 @@
 #pragma once
 
 #include <IAEngine/Base.hpp>
+#include <Scene.hpp>
 
 #include <SDL3/SDL.h>
 
@@ -24,7 +25,7 @@ namespace ia::iae
 {
     class WorldManager
     {
-    public:
+      public:
         STATIC VOID Initialize();
         STATIC VOID Terminate();
 
@@ -32,5 +33,15 @@ namespace ia::iae
         STATIC VOID DebugDraw();
 
         STATIC VOID Update();
+        STATIC VOID FixedUpdate();
+
+      public:
+        STATIC VOID ChangeActiveScene(IN 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;
     };
-}
+} // namespace ia::iae