Added Lua API for AudioPlayerComponent

imgui.ini

@@ -10,24 +10,24 @@ Collapsed=1
 
 [Window][WindowOverViewport_11111111]
 Pos=0,19
-Size=1280,701
+Size=1920,1158
 Collapsed=0
 
 [Window][Inspector]
-Pos=913,19
+Pos=1553,19
-Size=367,202
+Size=367,659
 Collapsed=0
 DockId=0x00000018,0
 
 [Window][Scene Tree]
 Pos=0,19
-Size=335,350
+Size=335,579
 Collapsed=0
 DockId=0x0000000F,0
 
 [Window][Viewport]
 Pos=337,19
-Size=574,202
+Size=1214,659
 Collapsed=0
 DockId=0x00000017,0
 
@@ -36,14 +36,14 @@ Size=1280,19
 Collapsed=0
 
 [Window][Performance Info]
-Pos=1106,223
+Pos=1628,680
-Size=174,268
+Size=292,268
 Collapsed=0
 DockId=0x00000019,0
 
 [Window][Console]
-Pos=337,223
+Pos=337,680
-Size=736,497
+Size=1238,497
 Collapsed=0
 DockId=0x00000013,0
 
@@ -78,8 +78,8 @@ Collapsed=0
 DockId=0x00000015,1
 
 [Window][Color Correction]
-Pos=1106,493
+Pos=1628,950
-Size=174,227
+Size=292,227
 Collapsed=0
 DockId=0x0000001A,0
 
@@ -113,8 +113,8 @@ Collapsed=0
 DockId=0x0000000E,0
 
 [Window][Audio Output]
-Pos=1075,223
+Pos=1577,680
-Size=29,497
+Size=49,497
 Collapsed=0
 DockId=0x00000012,0
 
@@ -125,8 +125,8 @@ Collapsed=0
 DockId=0x0000000D,0
 
 [Window][Resources]
-Pos=0,371
+Pos=0,600
-Size=335,349
+Size=335,577
 Collapsed=0
 DockId=0x00000010,0
 
@@ -141,7 +141,7 @@ Column 0  Weight=1.0000
 Column 1  Width=120
 
 [Docking][Data]
-DockSpace             ID=0x11111111 Window=0x1BBC0F80 Pos=0,19 Size=1280,701 Split=X
+DockSpace             ID=0x11111111 Window=0x1BBC0F80 Pos=0,19 Size=1920,1158 Split=X
   DockNode            ID=0x00000005 Parent=0x11111111 SizeRef=989,1158 Split=X
     DockNode          ID=0x00000001 Parent=0x00000005 SizeRef=335,701 Split=Y Selected=0x12EF0F59
       DockNode        ID=0x00000003 Parent=0x00000001 SizeRef=342,637 Split=Y Selected=0x12EF0F59

remake.yaml

@@ -65,6 +65,7 @@ auto_libs:
   - ssl
   - crypto
   - dbghelp
+  - z
 
 auto_includes:
   - imgui

remake/.remake_cache.json

@@ -8,5 +8,6 @@
   "ssl": "C:\\msys64\\mingw64\\lib\\libssl.a",
   "crypto": "C:\\msys64\\mingw64\\lib\\libcrypto.a",
   "dbghelp": "C:\\msys64\\mingw64\\lib\\libdbghelp.a",
-  "imgui": "src\\vendor\\imgui"
+  "imgui": "src\\vendor\\imgui",
+  "z": "C:\\msys64\\mingw64\\lib\\libz.a"
 }

remake/build.log

@@ -1,3 +1,4 @@
-[COMPILE] g++ -std=c++20 -Wall -g -Isrc/include -Isrc/include/lua -Isrc/vendor -Isrc/vendor/imgui -Isrc/vendor/box2d -Isrc/vendor/xxhash -Isrc/vendor/miniaudio -Isrc/vendor/imguizmo -IC:/msys64/mingw64/include -IC:\msys64\mingw64\lib\libyaml-cpp.a -Isrc\vendor\imgui -MMD -MP -c src\src\core\audio\AudioEngine.cpp -o src\build\core\audio\AudioEngine.o
+[COMPILE] g++ -std=c++20 -Wall -g -Isrc/include -Isrc/include/lua -Isrc/vendor -Isrc/vendor/imgui -Isrc/vendor/box2d -Isrc/vendor/xxhash -Isrc/vendor/miniaudio -Isrc/vendor/imguizmo -IC:/msys64/mingw64/include -IC:\msys64\mingw64\lib\libyaml-cpp.a -Isrc\vendor\imgui -MMD -MP -c src\src\core\functions\ScenePacker.cpp -o src\build\core\functions\ScenePacker.o
-[COMPILE] g++ -std=c++20 -Wall -g -Isrc/include -Isrc/include/lua -Isrc/vendor -Isrc/vendor/imgui -Isrc/vendor/box2d -Isrc/vendor/xxhash -Isrc/vendor/miniaudio -Isrc/vendor/imguizmo -IC:/msys64/mingw64/include -IC:\msys64\mingw64\lib\libyaml-cpp.a -Isrc\vendor\imgui -MMD -MP -c src\src\Engine.cpp -o src\build\Engine.o
+[LINK] g++ src\build\Engine.o src\build\main.o src\build\Renderer.o src\build\Components\AnimationComponent.o src\build\Components\AudioPlayerComponent.o src\build\Components\CameraComponent.o src\build\Components\LightComponent.o src\build\Components\ParticleComponent.o src\build\Components\PhysicsComponent.o src\build\Components\ScriptComponent.o src\build\Components\SpriteComponent.o src\build\Components\TextComonent.o src\build\Components\TilemapComponent.o src\build\core\audio\AudioEngine.o src\build\core\functions\Prefab.o src\build\core\functions\ScenePacker.o src\build\core\utils\AssetManager.o src\build\core\utils\EngineConfig.o src\build\core\utils\ExceptionHandler.o src\build\core\utils\FileDialog.o src\build\core\utils\input.o src\build\core\utils\LoadingWindow.o src\build\core\utils\Logging.o src\build\core\utils\Popup.o src\build\core\utils\Profiler.o src\build\core\utils\Texture.o src\build\core\utils\utils.o src\build\editor\windows\AssetBrowser.o src\build\editor\windows\AudioInfo.o src\build\editor\windows\Inspector.o src\build\Entitys\Object.o src\build\utils\GameObjectsList.o src\build\utils\Shader.o src\build\utils\UID.o src\build\lapi.o src\build\lauxlib.o src\build\lbaselib.o src\build\lcode.o src\build\lcorolib.o src\build\lctype.o src\build\ldblib.o src\build\ldebug.o src\build\ldo.o src\build\ldump.o src\build\lfunc.o src\build\lgc.o src\build\linit.o src\build\liolib.o src\build\llex.o src\build\lmathlib.o src\build\lmem.o src\build\loadlib.o src\build\lobject.o src\build\lopcodes.o src\build\loslib.o src\build\lparser.o src\build\lstate.o src\build\lstring.o src\build\lstrlib.o src\build\ltable.o src\build\ltablib.o src\build\ltm.o src\build\lua.o src\build\luac.o src\build\lundump.o src\build\lutf8lib.o src\build\lvm.o src\build\lzio.o src\build\imgui.o src\build\imgui_demo.o src\build\imgui_draw.o src\build\imgui_impl_glfw.o src\build\imgui_impl_opengl3.o src\build\imgui_tables.o src\build\imgui_widgets.o src\build\aabb.o src\build\arena_allocator.o src\build\array.o src\build\bitset.o src\build\body.o src\build\broad_phase.o src\build\constraint_graph.o src\build\contact.o src\build\contact_solver.o src\build\core.o src\build\distance.o src\build\distance_joint.o src\build\dynamic_tree.o src\build\geometry.o src\build\hull.o src\build\id_pool.o src\build\island.o src\build\joint.o src\build\manifold.o src\build\math_functions.o src\build\motor_joint.o src\build\mouse_joint.o src\build\mover.o src\build\prismatic_joint.o src\build\revolute_joint.o src\build\sensor.o src\build\shape.o src\build\solver.o src\build\solver_set.o src\build\table.o src\build\timer.o src\build\types.o src\build\weld_joint.o src\build\wheel_joint.o src\build\world.o src\build\xxhash.o src\build\miniaudio.o src\build\ImGuizmo.o -o src\build\app.exe -LC:\msys64\mingw64\lib -lglfw3 -lglew32 -lopengl32 -lgdi32 -lyaml-cpp -lcomdlg32 -lssl -lcrypto -ldbghelp -lz
-[LINK] g++ src\build\Engine.o src\build\main.o src\build\Renderer.o src\build\Components\AnimationComponent.o src\build\Components\AudioPlayerComponent.o src\build\Components\CameraComponent.o src\build\Components\LightComponent.o src\build\Components\ParticleComponent.o src\build\Components\PhysicsComponent.o src\build\Components\ScriptComponent.o src\build\Components\SpriteComponent.o src\build\Components\TextComonent.o src\build\Components\TilemapComponent.o src\build\core\audio\AudioEngine.o src\build\core\functions\Prefab.o src\build\core\utils\AssetManager.o src\build\core\utils\EngineConfig.o src\build\core\utils\ExceptionHandler.o src\build\core\utils\FileDialog.o src\build\core\utils\input.o src\build\core\utils\LoadingWindow.o src\build\core\utils\Logging.o src\build\core\utils\Popup.o src\build\core\utils\Profiler.o src\build\core\utils\Texture.o src\build\core\utils\utils.o src\build\editor\windows\AssetBrowser.o src\build\editor\windows\AudioInfo.o src\build\editor\windows\Inspector.o src\build\Entitys\Object.o src\build\utils\GameObjectsList.o src\build\utils\Shader.o src\build\utils\UID.o src\build\lapi.o src\build\lauxlib.o src\build\lbaselib.o src\build\lcode.o src\build\lcorolib.o src\build\lctype.o src\build\ldblib.o src\build\ldebug.o src\build\ldo.o src\build\ldump.o src\build\lfunc.o src\build\lgc.o src\build\linit.o src\build\liolib.o src\build\llex.o src\build\lmathlib.o src\build\lmem.o src\build\loadlib.o src\build\lobject.o src\build\lopcodes.o src\build\loslib.o src\build\lparser.o src\build\lstate.o src\build\lstring.o src\build\lstrlib.o src\build\ltable.o src\build\ltablib.o src\build\ltm.o src\build\lua.o src\build\luac.o src\build\lundump.o src\build\lutf8lib.o src\build\lvm.o src\build\lzio.o src\build\imgui.o src\build\imgui_demo.o src\build\imgui_draw.o src\build\imgui_impl_glfw.o src\build\imgui_impl_opengl3.o src\build\imgui_tables.o src\build\imgui_widgets.o src\build\aabb.o src\build\arena_allocator.o src\build\array.o src\build\bitset.o src\build\body.o src\build\broad_phase.o src\build\constraint_graph.o src\build\contact.o src\build\contact_solver.o src\build\core.o src\build\distance.o src\build\distance_joint.o src\build\dynamic_tree.o src\build\geometry.o src\build\hull.o src\build\id_pool.o src\build\island.o src\build\joint.o src\build\manifold.o src\build\math_functions.o src\build\motor_joint.o src\build\mouse_joint.o src\build\mover.o src\build\prismatic_joint.o src\build\revolute_joint.o src\build\sensor.o src\build\shape.o src\build\solver.o src\build\solver_set.o src\build\table.o src\build\timer.o src\build\types.o src\build\weld_joint.o src\build\wheel_joint.o src\build\world.o src\build\xxhash.o src\build\miniaudio.o src\build\ImGuizmo.o -o src\build\app.exe -LC:\msys64\mingw64\lib -lglfw3 -lglew32 -lopengl32 -lgdi32 -lyaml-cpp -lcomdlg32 -lssl -lcrypto -ldbghelp
+[ERROR] Runtime crash
+Command 'src\build\app.exe' returned non-zero exit status 3221225477.

src/assets/lua/sound_test.lua

@@ -0,0 +1,17 @@
+local jumpSound = nil
+
+function OnInit()
+    jumpSound = Engine.GetObjectByTag("Jump_Object_Sound")
+    if not jumpSound then
+        Engine.LogError("Jump_Object_Sound object not found!")
+    end
+end
+
+function OnUpdate(dt)
+    if Engine.KeyDown(Keycode.Space) and jumpSound then
+        local sound = jumpSound:GetComponent("SoundComponent")
+        if sound then
+            sound:Play()
+        end
+    end
+end

src/src/Components/ScriptComponent.cpp

@@ -10,6 +10,7 @@
 #include "../Components/TextComponent.h"
 #include "../Components/TilemapComponent.h"
 #include "../Components/AnimationComponent.h"
+#include "../Components/AudioPlayerComponent.h"
 
 #include "../core/utils/Profiler.h"
 #include "../core/utils/utils.h"
@@ -19,7 +20,6 @@
 #include "../core/types/vec2.h"
 #include "../core/types/vec3.h"
 
-
 #include <lua.hpp>
 #include <memory>
 #include <cstring>
@@ -57,21 +57,17 @@ struct LuaLightWrapper
 {
     LightComponent *comp;
 };
+struct LuaSoundWrapper
+{
+    AudioPlayerComponent *comp;
+};
 
+#define LUA_SOUND_MT "LuaSoundMeta"
 #define LUA_LIGHT_MT "LuaLightMeta"
 #define LUA_ANIMATION_MT "LuaAnimationMeta"
 
-
-
-
 static core::types::Vec3 GetLuaVector3(lua_State *L, int index);
 
-
-
-
-
-
-
 ScriptComponent::ScriptComponent(Object *owner) : Component(owner), L(nullptr) {}
 ScriptComponent::~ScriptComponent()
 {
@@ -157,26 +153,32 @@ static int Lua_DebugLua(lua_State *L)
     return 0;
 }
 
+
 static Component* GetComponentByName(Object* obj, const std::string& type)
 {
     PROFILE_DEEP_SCOPE("GetComponentByName");
-    if (type == "SpriteComponent")
+
-        return obj->GetComponent<SpriteComponent>().get();
+    using GetterFn = std::function<Component*(Object*)>;
-    if (type == "CameraComponent")
+    static const std::unordered_map<std::string, GetterFn> table = {
-        return obj->GetComponent<CameraComponent>().get();
+        {"SpriteComponent",     [](Object* o) { return o->GetComponent<SpriteComponent>().get(); }},
-    if (type == "LightComponent")
+        {"CameraComponent",     [](Object* o) { return o->GetComponent<CameraComponent>().get(); }},
-        return obj->GetComponent<LightComponent>().get();
+        {"LightComponent",      [](Object* o) { return o->GetComponent<LightComponent>().get(); }},
-    if (type == "TilemapComponent")
+        {"TilemapComponent",    [](Object* o) { return o->GetComponent<TilemapComponent>().get(); }},
-        return obj->GetComponent<TilemapComponent>().get();
+        {"TextComponent",       [](Object* o) { return o->GetComponent<TextComponent>().get(); }},
-    if (type == "TextComponent")
+        {"ScriptComponent",     [](Object* o) { return o->GetComponent<ScriptComponent>().get(); }},
-        return obj->GetComponent<TextComponent>().get();
+        {"AnimationComponent",  [](Object* o) { return o->GetComponent<AnimationComponent>().get(); }},
-    if (type == "ScriptComponent")
+        {"AudioPlayerComponent",      [](Object* o) { return o->GetComponent<AudioPlayerComponent>().get(); }},
-        return obj->GetComponent<ScriptComponent>().get();
+    };
-    if (type == "AnimationComponent")
+
-        return obj->GetComponent<AnimationComponent>().get();
+    auto it = table.find(type);
+    if (it != table.end())
+        return it->second(obj);
+
     return nullptr;
 }
 
+
+
 static int Lua_GetMousePos(lua_State *L)
 {
     PROFILE_DEEP_SCOPE("Engine::GetMousePos");
@@ -226,12 +228,67 @@ static int Lua_Object_GetComponent(lua_State *L)
         lua_pushnil(L);
         return 1;
     }
+    if (strcmp(type, "SoundComponent") == 0)
+    {
+        auto compPtr = wrapper->obj->GetComponent<AudioPlayerComponent>();
+        if (compPtr)
+        {
+            LuaSoundWrapper *sw = (LuaSoundWrapper *)lua_newuserdata(L, sizeof(LuaSoundWrapper));
+            sw->comp = compPtr.get();
+            luaL_getmetatable(L, LUA_SOUND_MT);
+            lua_setmetatable(L, -2);
+            return 1;
+        }
+        lua_pushnil(L);
+        return 1;
+    }
 
     Component *comp = GetComponentByName(wrapper->obj, type);
     lua_pushlightuserdata(L, comp ? comp : nullptr);
     return 1;
 }
 
+
+static AudioPlayerComponent* CheckSound(lua_State* L)
+{
+    return ((LuaSoundWrapper*)luaL_checkudata(L, 1, LUA_SOUND_MT))->comp;
+}
+
+static int Lua_Sound_Play(lua_State* L)
+{
+    CheckSound(L)->Play();
+    return 0;
+}
+
+static int Lua_Sound_Stop(lua_State* L)
+{
+    CheckSound(L)->Stop();
+    return 0;
+}
+
+static int Lua_Sound_Pause(lua_State* L)
+{
+    CheckSound(L)->Pause();
+    return 0;
+}
+
+static int Lua_Sound_SetVolume(lua_State* L)
+{
+    float vol = static_cast<float>(luaL_checknumber(L, 2));
+    CheckSound(L)->SetVolume(vol);
+    return 0;
+}
+
+static int Lua_Sound_Index(lua_State* L)
+{
+    luaL_getmetatable(L, LUA_SOUND_MT);
+    lua_pushvalue(L, 2);
+    lua_rawget(L, -2);
+    return 1;
+}
+
+
+
 static int Lua_Object_GetPosition(lua_State *L)
 {
     PROFILE_DEEP_SCOPE("Object::GetPosition");
@@ -305,12 +362,6 @@ static int Lua_GetObjectByTag(lua_State *L)
     return 1;
 }
 
-
-
-
-
-
-
 static LightComponent *CheckLight(lua_State *L)
 {
     return ((LuaLightWrapper *)luaL_checkudata(L, 1, LUA_LIGHT_MT))->comp;
@@ -321,7 +372,9 @@ static int Lua_Light_GetColor(lua_State *L)
     auto *light = CheckLight(L);
     glm::vec3 c = light->GetColor();
     LuaVector3 *vec = (LuaVector3 *)lua_newuserdata(L, sizeof(LuaVector3));
-    vec->x = c.x; vec->y = c.y; vec->z = c.z;
+    vec->x = c.x;
+    vec->y = c.y;
+    vec->z = c.z;
     luaL_getmetatable(L, LUA_VECTOR3_MT);
     lua_setmetatable(L, -2);
     return 1;
@@ -335,7 +388,6 @@ static int Lua_Light_SetColor(lua_State *L)
     return 0;
 }
 
-
 static int Lua_Light_GetIntensity(lua_State *L)
 {
     lua_pushnumber(L, CheckLight(L)->GetIntensity());
@@ -392,26 +444,16 @@ static int Lua_Light_Index(lua_State *L)
     return 1;
 }
 
-void RegisterLightType(lua_State *L)
+void RegisterSoundType(lua_State* L)
 {
-    luaL_newmetatable(L, LUA_LIGHT_MT);
+    luaL_newmetatable(L, LUA_SOUND_MT);
 
-    lua_pushcfunction(L, Lua_Light_GetColor); lua_setfield(L, -2, "GetColor");
+    lua_pushcfunction(L, Lua_Sound_Play);    lua_setfield(L, -2, "Play");
-    lua_pushcfunction(L, Lua_Light_SetColor); lua_setfield(L, -2, "SetColor");
+    lua_pushcfunction(L, Lua_Sound_Stop);    lua_setfield(L, -2, "Stop");
+    lua_pushcfunction(L, Lua_Sound_Pause);   lua_setfield(L, -2, "Pause");
+    lua_pushcfunction(L, Lua_Sound_SetVolume); lua_setfield(L, -2, "SetVolume");
 
-    lua_pushcfunction(L, Lua_Light_GetIntensity); lua_setfield(L, -2, "GetIntensity");
+    lua_pushcfunction(L, Lua_Sound_Index);
-    lua_pushcfunction(L, Lua_Light_SetIntensity); lua_setfield(L, -2, "SetIntensity");
-
-    lua_pushcfunction(L, Lua_Light_GetRadius); lua_setfield(L, -2, "GetRadius");
-    lua_pushcfunction(L, Lua_Light_SetRadius); lua_setfield(L, -2, "SetRadius");
-
-    lua_pushcfunction(L, Lua_Light_GetFalloff); lua_setfield(L, -2, "GetFalloff");
-    lua_pushcfunction(L, Lua_Light_SetFalloff); lua_setfield(L, -2, "SetFalloff");
-
-    lua_pushcfunction(L, Lua_Light_GetType); lua_setfield(L, -2, "GetType");
-    lua_pushcfunction(L, Lua_Light_SetType); lua_setfield(L, -2, "SetType");
-
-    lua_pushcfunction(L, Lua_Light_Index);
     lua_setfield(L, -2, "__index");
 
     lua_pop(L, 1);
@@ -420,7 +462,40 @@ void RegisterLightType(lua_State *L)
 
 
 
+void RegisterLightType(lua_State *L)
+{
+    luaL_newmetatable(L, LUA_LIGHT_MT);
 
+    lua_pushcfunction(L, Lua_Light_GetColor);
+    lua_setfield(L, -2, "GetColor");
+    lua_pushcfunction(L, Lua_Light_SetColor);
+    lua_setfield(L, -2, "SetColor");
+
+    lua_pushcfunction(L, Lua_Light_GetIntensity);
+    lua_setfield(L, -2, "GetIntensity");
+    lua_pushcfunction(L, Lua_Light_SetIntensity);
+    lua_setfield(L, -2, "SetIntensity");
+
+    lua_pushcfunction(L, Lua_Light_GetRadius);
+    lua_setfield(L, -2, "GetRadius");
+    lua_pushcfunction(L, Lua_Light_SetRadius);
+    lua_setfield(L, -2, "SetRadius");
+
+    lua_pushcfunction(L, Lua_Light_GetFalloff);
+    lua_setfield(L, -2, "GetFalloff");
+    lua_pushcfunction(L, Lua_Light_SetFalloff);
+    lua_setfield(L, -2, "SetFalloff");
+
+    lua_pushcfunction(L, Lua_Light_GetType);
+    lua_setfield(L, -2, "GetType");
+    lua_pushcfunction(L, Lua_Light_SetType);
+    lua_setfield(L, -2, "SetType");
+
+    lua_pushcfunction(L, Lua_Light_Index);
+    lua_setfield(L, -2, "__index");
+
+    lua_pop(L, 1);
+}
 
 // --- AnimationComponent Lua bindings ---
 static AnimationComponent *CheckAnimationComponent(lua_State *L, int idx)
@@ -665,7 +740,6 @@ static int Lua_KeyDown(lua_State *L)
     return 1;
 }
 
-
 static core::types::Vec3 GetLuaVector3(lua_State *L, int index)
 {
     if (luaL_testudata(L, index, LUA_VECTOR3_MT))
@@ -684,7 +758,8 @@ static core::types::Vec3 GetLuaVector3(lua_State* L, int index)
 
         lua_pushstring(L, "x");
         lua_rawget(L, index);
-        if (lua_isnil(L, -1)) {
+        if (lua_isnil(L, -1))
+        {
             keys = keys2;
             lua_pop(L, 1);
         }
@@ -704,9 +779,6 @@ static core::types::Vec3 GetLuaVector3(lua_State* L, int index)
     return core::types::Vec3(0, 0, 0);
 }
 
-
-
-
 static int Lua_Vector3_New(lua_State *L)
 {
     PROFILE_DEEP_SCOPE("Vector3()");
@@ -901,6 +973,7 @@ void ScriptComponent::ReloadScript()
     RegisterAnimationType(L);
     RegisterEngineBindings();
     RegisterLightType(L);
+    RegisterSoundType(L);
 
     keycode_loader(L);
 

src/src/Engine.cpp

@@ -1791,7 +1791,6 @@ void Engine::Shutdown()
     AudioEngine::Shutdown();
 
     
-    AssetManager::ClearAllAssets();
 
 
     
@@ -1801,5 +1800,8 @@ void Engine::Shutdown()
     glfwDestroyWindow(window);
     glfwTerminate();
 
+    AssetManager::ClearAllAssets();
+
+
 
 }

src/src/core/functions/ScenePacker.cpp

@@ -0,0 +1,80 @@
+#include "ScenePacker.h"
+#include "../../core/utils/Logging.h"
+#include "../../core/utils/ExceptionHandler.h"
+
+#include <zlib.h>
+#include <cstring>
+
+using namespace Create;
+
+static constexpr size_t HEADER_SIZE = 8; // 4 bytes CRC32 + 4 bytes decompressed size
+
+
+// CRC32 via zlib
+uint32_t ScenePacker::ComputeCRC32(const void* data, size_t length)
+{
+    return crc32(0L, static_cast<const Bytef*>(data), static_cast<uInt>(length));
+}
+
+
+std::vector<uint8_t> ScenePacker::Pack(const YAML::Node& node)
+{
+    YAML::Emitter out;
+    out << node;
+    return PackText(out.c_str());
+}
+
+std::vector<uint8_t> ScenePacker::PackText(const std::string& yamlText)
+{
+    const uint8_t* input = reinterpret_cast<const uint8_t*>(yamlText.data());
+    uLongf maxCompressedSize = compressBound(static_cast<uLongf>(yamlText.size()));
+
+    std::vector<uint8_t> compressed(HEADER_SIZE + maxCompressedSize);
+    uLongf actualSize = maxCompressedSize;
+
+    if (compress(&compressed[HEADER_SIZE], &actualSize, input, yamlText.size()) != Z_OK) {
+        throw FatalError("[ScenePacker] Compression failed.", Exceptions::SystemFailure);
+    }
+
+    uint32_t crc = ComputeCRC32(&compressed[HEADER_SIZE], actualSize);
+    uint32_t originalSize = static_cast<uint32_t>(yamlText.size());
+
+    std::memcpy(&compressed[0], &crc, sizeof(uint32_t));
+    std::memcpy(&compressed[4], &originalSize, sizeof(uint32_t));
+
+    compressed.resize(HEADER_SIZE + actualSize);
+    return compressed;
+}
+
+std::string ScenePacker::UnpackText(const std::vector<uint8_t>& binary)
+{
+    if (binary.size() < HEADER_SIZE) {
+        throw RecoverableError("[ScenePacker] Binary too small for header.", Exceptions::InvalidFormat);
+    }
+
+    uint32_t storedCRC, decompressedSize;
+    std::memcpy(&storedCRC,        &binary[0], sizeof(uint32_t));
+    std::memcpy(&decompressedSize, &binary[4], sizeof(uint32_t));
+
+    const uint8_t* compressedData = binary.data() + HEADER_SIZE;
+    size_t compressedSize = binary.size() - HEADER_SIZE;
+
+    uint32_t actualCRC = ComputeCRC32(compressedData, compressedSize);
+    if (actualCRC != storedCRC) {
+        throw RecoverableError("[ScenePacker] CRC32 mismatch — file corrupted.", Exceptions::InvalidFormat);
+    }
+
+    std::vector<uint8_t> output(decompressedSize);
+    uLongf outSize = decompressedSize;
+
+    if (uncompress(output.data(), &outSize, compressedData, compressedSize) != Z_OK) {
+        throw RecoverableError("[ScenePacker] Failed to decompress scene.", Exceptions::InvalidFormat);
+    }
+
+    return std::string(output.begin(), output.end());
+}
+
+YAML::Node ScenePacker::Unpack(const std::vector<uint8_t>& binary)
+{
+    return YAML::Load(UnpackText(binary));
+}

src/src/core/functions/ScenePacker.h

@@ -0,0 +1,23 @@
+#pragma once
+#include <string>
+#include <vector>
+#include <yaml-cpp/yaml.h>
+
+class ScenePacker
+{
+public:
+    // Serialize a YAML::Node to compressed binary
+    static std::vector<uint8_t> Pack(const YAML::Node& node);
+
+    // Serialize a YAML text string to compressed binary
+    static std::vector<uint8_t> PackText(const std::string& yamlText);
+
+    // Deserialize binary to YAML::Node (verifies and decompresses)
+    static YAML::Node Unpack(const std::vector<uint8_t>& binary);
+
+    // Deserialize binary to raw YAML string
+    static std::string UnpackText(const std::vector<uint8_t>& binary);
+
+private:
+    static uint32_t ComputeCRC32(const void* data, size_t size);
+};

src/src/core/utils/AssetManager.cpp

@@ -398,11 +398,13 @@ void AssetManager::UnloadAsset(uint64_t uaid)
 
 void AssetManager::ClearAllAssets()
 {
-    for (auto &[id, asset] : s_Assets)
+    std::vector<uint64_t> idsToUnload;
+    for (const auto &[id, _] : s_Assets)
+        idsToUnload.push_back(id);
+
+    for (uint64_t id : idsToUnload)
         UnloadAsset(id);
 
-    s_Assets.clear();
-    s_PathToUAID.clear();
 }
 
 void AssetManager::Save(YAML::Emitter &out)
@@ -558,8 +560,6 @@ void PrefabAssetInfo::Load(const YAML::Node &node)
     ReloadFromYAML();
 }
 
-
-
 void PrefabAssetInfo::ReloadFromYAML()
 {
     if (!prefabYAML || !prefabYAML.IsMap())