Test font pas fini

CMakeLists.txt

@@ -1,8 +1,7 @@
 # Nous voulons un cmake "récent" pour utiliser les dernières fonctionnalités.
 cmake_minimum_required(VERSION 3.20)
 set (CMAKE_CXX_STANDARD 23)
-set(CMAKE_CXX_COMPILER clang++)
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-exceptions")
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-rtti -fno-exceptions")
 # Nom du projet.
 set(PROJECT CosmicEngine)
 project(${PROJECT})
@@ -42,15 +41,6 @@ endif()
 # ---------- Inclusion des packages sous linux -----------
 
 if(UNIX)
-# --------- Inclusion d'OpenGL ----------
-# OpenGL Lib pour charger OpenGL, fournit avec les drivers, donc se trouve toute seul.
-    # find_package(OpenGL REQUIRED)
-    # if(OPENGL_FOUND)
-    #     message("lib OpenGL Trouvé")
-    # else()
-    #     message("lib OpenGL Introuvable")
-    # endif()
-# ---------------------------------------
 
 # ---------- Inclusion de GLM -----------
 # GLM Lib pour mathématique, en mode header only.
@@ -86,129 +76,6 @@ if(UNIX)
          message("lib EnTTlib Introuvable")
      endif()
 
-
-# --------- Inclusion de Boost ----------
-# Boost Lib pour diverse simplification
-    # set(Boost_USE_STATIC_LIBS OFF) 
-    # set(Boost_USE_MULTITHREADED ON)  
-    # set(Boost_USE_STATIC_RUNTIME OFF) 
-
-    # find_package(Boost REQUIRED COMPONENTS log_setup log filesystem chrono thread date_time regex) # header only libraries must not be added here
-
-    # message(STATUS "Boost version: ${Boost_VERSION}")
-
-    # if(NOT TARGET Boost::filesystem)
-    #     add_library(Boost::filesystem IMPORTED INTERFACE)
-    #     set_property(TARGET Boost::filesystem PROPERTY
-    #         INTERFACE_INCLUDE_DIRECTORIES ${Boost_INCLUDE_DIR})
-    #     set_property(TARGET Boost::filesystem PROPERTY
-    #         INTERFACE_LINK_LIBRARIES ${Boost_LIBRARIES})
-    # endif()
-
-    # if(NOT TARGET Boost::thread)
-    #     add_library(Boost::thread IMPORTED INTERFACE)
-    #     set_property(TARGET Boost::thread PROPERTY
-    #         INTERFACE_INCLUDE_DIRECTORIES ${Boost_INCLUDE_DIR})
-    #     set_property(TARGET Boost::thread PROPERTY
-    #         INTERFACE_LINK_LIBRARIES ${Boost_LIBRARIES})
-    # endif()
-
-    # if(NOT TARGET Boost::chrono)
-    #     add_library(Boost::chrono IMPORTED INTERFACE)
-    #     set_property(TARGET Boost::chrono PROPERTY
-    #         INTERFACE_INCLUDE_DIRECTORIES ${Boost_INCLUDE_DIR})
-    #     set_property(TARGET Boost::chrono PROPERTY
-    #         INTERFACE_LINK_LIBRARIES ${Boost_LIBRARIES})
-    # endif()
-
-    # if(NOT TARGET Boost::date_time)
-    #     add_library(Boost::date_time IMPORTED INTERFACE)
-    #     set_property(TARGET Boost::date_time PROPERTY
-    #         INTERFACE_INCLUDE_DIRECTORIES ${Boost_INCLUDE_DIR})
-    #     set_property(TARGET Boost::date_time PROPERTY
-    #         INTERFACE_LINK_LIBRARIES ${Boost_LIBRARIES})
-    # endif()
-
-    # if(NOT TARGET Boost::regex)
-    #     add_library(Boost::regex IMPORTED INTERFACE)
-    #     set_property(TARGET Boost::regex PROPERTY
-    #         INTERFACE_INCLUDE_DIRECTORIES ${Boost_INCLUDE_DIR})
-    #     set_property(TARGET Boost::regex PROPERTY
-    #         INTERFACE_LINK_LIBRARIES ${Boost_LIBRARIES})
-    # endif()
-
-    # if(NOT TARGET Boost::log)
-    #     add_library(Boost::log IMPORTED INTERFACE)
-    #     set_property(TARGET Boost::log PROPERTY
-    #         INTERFACE_INCLUDE_DIRECTORIES ${Boost_INCLUDE_DIR})
-    #     set_property(TARGET Boost::log PROPERTY
-    #         INTERFACE_LINK_LIBRARIES ${Boost_LIBRARIES})
-    # endif()
-
-    # if(NOT TARGET Boost::log_setup)
-    #     add_library(Boost::log_setup IMPORTED INTERFACE)
-    #     set_property(TARGET Boost::log_setup PROPERTY
-    #         INTERFACE_INCLUDE_DIRECTORIES ${Boost_INCLUDE_DIR})
-    #     set_property(TARGET Boost::log_setup PROPERTY
-    #         INTERFACE_LINK_LIBRARIES ${Boost_LIBRARIES})
-    # endif()
-
-    # if(Boost_FOUND)
-    #     message("lib Boost Trouvé")
-    # else()
-    #     message("lib Boost Introuvable")
-    # endif()
-# ---------------------------------------
-
-# -------- Inclusion de la SDL2 ----------
-# SDL2 Lib pour fenetre et contrôle
-
-# Les autre plateforme (Linux...) ont un installateur de paquet, la lib se trouve toute seul.
-    # find_package(SDL2 REQUIRED)
-    # if(SDL2_FOUND)
-    #     message("lib SDL2 Trouvé")
-    # else()
-    #     message("lib SDL2 Introuvable")
-    # endif()
-# ---------------------------------------
-
-# ------- Inclusion de SDL2_IMAGE --------
-# SDL2_IMAGE Lib pour charger une image
-    # Les autre plateforme (Linux...) ont un installateur de paquet, la lib se trouve toute seul.   
-    # find_package(SDL2_image QUIET)
-    # #find_library(SDL2_image libSDL2_image)
-
-    # if(SDL2_image_FOUND)
-    #     message("lib SDL2_IMAGE Trouvé")
-    # else()
-    #     message("lib SDL2_IMAGE Introuvable")
-    # endif()
-# ---------------------------------------
-
-# ------- Inclusion de SDL2_TTF --------
-# SDL2_IMAGE Lib pour charger une police d'écriture.
-    # set(SDL2_ttf_DIR ./lib/CMake/Linux)
-    # # Les autre plateforme (Linux...) ont un installateur de paquet, la lib se trouve toute seul.
-    # find_package(SDL2_ttf QUIET)
-    # #find_library(SDL2_ttf libSDL2_ttf)
-    # if(SDL2_ttf_FOUND)
-    #     message("lib SDL2_TTF Trouvé")
-    # else()
-    #     message("lib SDL2_TTF Introuvable")
-    # endif()
-# ---------------------------------------
-
-# --------- Inclusion de GLEW -----------
-# GLEW Lib pour charger utiliser OpenGL + extension
-    # Les autre plateforme (Linux...) ont un installateur de paquet, la lib se trouve toute seul.
-    # find_package(GLEW REQUIRED)
-    # if(GLEW_FOUND)
-    #     message("lib GLEW Trouvé")
-    # else()
-    #     message("lib GLEW Introuvable")
-    # endif()  
-# ---------------------------------------
-
 # ---------- Inclusion de ASSIMP -----------
 # Assimp Lib import modèles 3D.
      find_package(assimp REQUIRED)
@@ -219,31 +86,6 @@ if(UNIX)
      endif()  
 # ---------------------------------------
 
-# ---------- Inclusion de ODE -----------
-# ODE Lib Moteur physique.
-    # set(ODE_DIR ./lib/CMake/Linux)
-    # # Les autre plateforme (Linux...) ont un installateur de paquet, la lib se trouve toute seul.
-    # find_package(ODE REQUIRED)
-    # if(ODE_FOUND)
-    #     message("lib ODE Trouvé")
-    # else()
-    #     message("lib ODE Introuvable")
-    # endif()
-# ---------------------------------------
-
-# --------- Inclusion de SNDFILE ----------
-# SNDFILE Lib pour inclure le son.
-    # Les autre plateforme (Linux...) ont un installateur de paquet, la lib se trouve toute seul.
-    #set(SNDFILE_DIR ./lib/CMake/Linux)
-    # find_package(sndfile QUIET)#TODO corrige
-    # #find_library(sndfile libsndfile)
-    # if(sndfile_FOUND)
-    #     message("lib SNDFILE Trouvé")
-    # else()
-    #     message("lib SNDFILE Introuvable")
-    # endif()  
-# ---------------------------------------
-
 # ---------- Inclusion de OpenAL-----------
 # OpenAL Lib gérer le son.
     # Les autre plateforme (Linux...) ont un installateur de paquet, la lib se trouve toute seul. 
@@ -329,22 +171,6 @@ endif()
      endif()
 # ---------------------------------------
 
-# ------- Inclusion de Spirv-cross --------
-#Spirv-cross pour metadonnees shader spirv
-#     set(spirv_cross_core_DIR ./lib/CMake/Linux/spirv-crossConf)
-#     set(spirv_cross_glsl_DIR ./lib/CMake/Linux/spirv-crossConf)
-     # Les autre plateforme (Linux...) ont un installateur de paquet, la lib se trouve toute seul.
-#     find_package(spirv_cross_core QUIET)
-#     find_package(spirv_cross_glsl QUIET)
-
-     #find_library(SDL2_ttf libSDL2_ttf)
-#     if(spirv_cross_core_FOUND AND spirv_cross_glsl_FOUND)
-#         message("lib spirv_cross Trouvé")
-#     else()
-#         message("lib spirv_cross Introuvable")
-#     endif()
-# ---------------------------------------
-
 # ------- Inclusion de Spirv-cross --------
 #Spirv-cross pour metadonnees shader spirv
     set(spirvreflectlib_DIR ./lib/CMake/Linux/)
@@ -401,6 +227,20 @@ else()
 endif()
 # ---------------------------------------
 
+# ------- Inclusion de MSDFATLASGEN --------
+# Pour les font
+set(MsdfAtlasGen_DIR ./lib/CMake/Linux)
+
+find_package(MsdfAtlasGen REQUIRED)
+
+if(MsdfAtlasGen_FOUND)
+    message("lib MsdfAtlasGen Trouvé")
+else()
+    message("lib MsdfAtlasGen Introuvable")
+endif()
+# ---------------------------------------
+
+
 endif()
 
 
@@ -447,6 +287,22 @@ target_include_directories(Engine
     ${CMAKE_CURRENT_SOURCE_DIR}/src/Engine
     )
     
+add_library(EngineHeaders INTERFACE)
+target_include_directories(EngineHeaders INTERFACE
+    ${CMAKE_CURRENT_SOURCE_DIR}/src/Engine
+    ${GLM_INCLUDE_DIRS}
+    ${JSONFMCPP_INCLUDE_DIRS}
+    ${ENTT_INCLUDE_DIRS}
+    ${JOLT_INCLUDE_DIRS}
+    ${VMA_INCLUDE_DIRS}
+    ${DRLIBS_INCLUDE_DIRS}
+    ${MSDFATLASGEN_INCLUDE_DIRS}
+    ${OPENAL_INCLUDE_DIR}
+    ${SPIRV_REFLECT_INCLUDE_DIRS}
+    ${ASSIMP_INCLUDE_DIRS}
+    ${JSONVALIDATOR_INCLUDE_DIRS}
+)
+
 add_library(ScriptModule SHARED ${SRCS_SCRIPTS})
 target_include_directories(ScriptModule PRIVATE ${HEADERS_ENGINE})
 
@@ -471,135 +327,68 @@ if(GENERATED_SPV_FILES)
     )
 endif()
 
-add_dependencies(${PROJECT} Engine)
+add_dependencies(${PROJECT} EngineHeaders)
 add_dependencies(Engine CompileSlangShaders)
-add_dependencies(ScriptModule Engine)
+add_dependencies(ScriptModule EngineHeaders)
 
 
-target_link_libraries(CosmicTest PRIVATE Catch2::Catch2WithMain Engine)
 
-# Fichier include
-# OpenGL
-#include_directories(${OPENGL_INCLUDE_DIR})
-# SDL2
-#include_directories(${SDL2_INCLUDE_DIRS})
-# GLEW
-#include_directories(${GLEW_INCLUDE_DIRS})
-# SDL2_image
-#include_directories(${SDL2_IMAGE_INCLUDE_DIRS})
-# SDL2_ttf
-#include_directories(${SDL2_TTF_INCLUDE_DIRS})
-# GLM
 include_directories(${GLM_INCLUDE_DIRS})
-# JSONFMCPP
 include_directories(${JSONFMCPP_INCLUDE_DIRS})
-#ENTT
 include_directories(${ENTT_INCLUDE_DIRS})
-#include_directories(${SPIRV_INCLUDE_DIRS})
 include_directories(${SPIRV_REFLECT_INCLUDE_DIRS})
 include_directories(${VMA_INCLUDE_DIRS})
-
-# ASSIMP
 include_directories(${ASSIMP_INCLUDE_DIRS})
-# ODE
-#include_directories(${ODE_INCLUDE_DIRS})
 include_directories(${JOLT_INCLUDE_DIRS})
-# SNDFILE
+include_directories(${OPENAL_INCLUDE_DIR})
-#include_directories(${SNDFILE_INCLUDE_DIRS})
-# OPENAL
-include_directories(${OPENAL_INCLUDE_DIRS})
 include_directories(${JSONVALIDATOR_INCLUDE_DIRS})
 include_directories(${DRLIBS_INCLUDE_DIRS})
-target_link_libraries(Engine ${JSONVALIDATOR_LIBRARIES})
+include_directories(${MSDFATLASGEN_INCLUDE_DIRS})
 
 if(CMAKE_BUILD_TYPE STREQUAL "Debug")
-    target_compile_definitions(Engine PRIVATE
+target_compile_definitions(Engine PRIVATE
-        JPH_ENABLE_ASSERTS      
+JPH_ENABLE_ASSERTS      
-        JPH_PROFILE_ENABLED      
+JPH_PROFILE_ENABLED      
-        JPH_OBJECT_STREAM       
+JPH_OBJECT_STREAM       
-        JPH_DEBUG_RENDERER      
+JPH_DEBUG_RENDERER      
-    )
+)
 
-    target_compile_definitions(ScriptModule PRIVATE
+#target_compile_definitions(ScriptModule PRIVATE
-        JPH_ENABLE_ASSERTS      
+#    JPH_ENABLE_ASSERTS      
-        JPH_PROFILE_ENABLED      
+#    JPH_PROFILE_ENABLED      
-        JPH_OBJECT_STREAM       
+#    JPH_OBJECT_STREAM       
-        JPH_DEBUG_RENDERER      
+#    JPH_DEBUG_RENDERER      
-    )
+#)
 else() # Release
-    target_compile_definitions(Engine PRIVATE
+target_compile_definitions(Engine PRIVATE
-        JPH_OBJECT_STREAM
+JPH_OBJECT_STREAM
-    )
+)
-    target_compile_definitions(ScriptModule PRIVATE
+#target_compile_definitions(ScriptModule PRIVATE
-        JPH_OBJECT_STREAM
+#    JPH_OBJECT_STREAM
-    )
+#)
 endif()
 
-target_link_libraries(Engine 
+target_link_libraries(Engine PRIVATE
     debug ${JOLT_LIBRARIES_DEBUG}
     optimized ${JOLT_LIBRARIES_RELEASE}
+    SDL3::SDL3
+    SDL3_image
+    SDL3_ttf
+    Vulkan::Vulkan
+    spirv-reflect
+    ${ASSIMP_LIBRARIES}
+    OpenAL::OpenAL
+    ${JSONVALIDATOR_LIBRARIES}
+    ${MSDFATLASGEN}
 )
-# Fichier lib
-# OpenGL
-#target_link_libraries(Engine OpenMP::OpenMP_CXX)
 
-# OpenMP
+target_link_libraries(CosmicTest PRIVATE Catch2::Catch2WithMain Engine EngineHeaders)
-#target_link_libraries(Engine ${OPENGL_LIBRARIES})
+target_link_libraries(ScriptModule PRIVATE EngineHeaders)
-
+target_link_options(ScriptModule PRIVATE -Wl,--allow-shlib-undefined)
-# SDL2
+target_link_libraries(${PROJECT} PUBLIC Engine EngineHeaders)
-#target_link_libraries(Engine ${SDL2_LIBRARIES})
+target_link_options(${PROJECT} PRIVATE
-target_link_libraries(Engine SDL3::SDL3)
+    -Wl,--export-dynamic
-# GLEW
+)
-#target_link_libraries(Engine ${GLEW_LIBRARIES})
-
-# SDL2_image
-#target_link_libraries(Engine SDL2_image)
-target_link_libraries(Engine SDL3_image)
-
-# SDL2_ttf
-#target_link_libraries(Engine SDL2_ttf)
-target_link_libraries(Engine SDL3_ttf)
-# Boost
-
-#Vulkan 
-target_link_libraries(Engine Vulkan::Vulkan)
-
-target_link_libraries(Engine spirv-reflect)
-
-#target_link_libraries(Engine spirv-cross-glsl spirv-cross-core)
-
-# ASSIMP
-target_link_libraries(Engine ${ASSIMP_LIBRARIES})
-
-# ODE
-#target_link_libraries(Engine ${ODE_LIBRARIES})
-
-
-
-# SNDFILE
-#target_link_libraries(Engine sndfile)
-
-# OPENAL
-target_link_libraries(Engine OpenAL::OpenAL)
-
-
-#target_link_libraries(Engine ${CMAKE_DL_LIBS})
-
-#target_link_libraries(${PROJECT} ${CMAKE_DL_LIBS})
-
-
-# Boost
-# target_link_libraries(Engine Boost::boost)
-# target_link_libraries(Engine Boost::filesystem)
-# target_link_libraries(Engine Boost::chrono)
-# target_link_libraries(Engine Boost::thread)
-# target_link_libraries(Engine Boost::date_time)
-# target_link_libraries(Engine Boost::regex)
-# target_link_libraries(Engine Boost::log)
-# target_link_libraries(Engine Boost::log_setup)
-
-target_link_libraries(ScriptModule Engine)
-target_link_libraries(${PROJECT} Engine)
 
 if(UNIX)
 add_custom_command(

lib/CMake/Linux/MsdfAtlasGenConfig.cmake

@@ -0,0 +1,5 @@
+set(MSDFATLASGEN "${CMAKE_CURRENT_SOURCE_DIR}/lib/All/msdf-atlas-gen/artery-font-format/artery-font; ${CMAKE_CURRENT_SOURCE_DIR}/lib/All/msdf-atlas-gen/msdf-atlas-gen; ${CMAKE_CURRENT_SOURCE_DIR}/lib/All/msdf-atlas-gen/msdfgen/ext; {CMAKE_CURRENT_SOURCE_DIR}/lib/All/msdf-atlas-gen/msdfgen/core")
+
+set(MSDFGENEXT "${CMAKE_CURRENT_SOURCE_DIR}/lib/All/msdf-atlas-gen/msdfgen/libmsdfgen-ext.a")
+set(MSDFGENCORE "${CMAKE_CURRENT_SOURCE_DIR}/lib/All/msdf-atlas-gen/msdfgen/libmsdfgen-core.a")
+set(MSDFATLASGEN "${CMAKE_CURRENT_SOURCE_DIR}/lib/All/msdf-atlas-gen/libmsdf-atlas-gen.a")

src/Engine/Core/Component/Camera/CCamera2D.cpp

@@ -0,0 +1,15 @@
+#include "CCamera2D.hpp"
+#include "Core/Kernel/CKernel.hpp"
+
+namespace CosmicCore {
+    void CCamera2D::recalcProjection() {
+        //todo
+        float width = CKernelBase::instance()->getWindowWidth();
+        float height = CKernelBase::instance()->getWindowHeight();
+        //m_projection = glm::ortho(0.0f, width, 0.0f, height, -1.0f, 1.0f);
+        //m_projection //= glm::perspective(glm::radians(m_fov), m_aspect, m_near, m_far);
+        m_projection = glm::ortho(0.0f, width, height, 0.0f, -1.0f, 1.0f);
+
+        //m_projection[1][1] *= -1;
+    }
+}

src/Engine/Core/Component/Camera/CCamera2D.hpp

@@ -0,0 +1,117 @@
+#ifndef CCAMERA2D_HPP
+#define CCAMERA2D_HPP
+
+#include "../CAbstractComponent.hpp"
+//pour vulkan depth 0-1 (opengl [-1,1])
+#include <glm/glm.hpp>
+#include <glm/gtc/matrix_transform.hpp>
+#include "../../Systems/Graphics/API/VulkanImplementation/VulkanImpl.hpp"
+#include "../Geometry/CTransform2D.hpp"
+namespace CosmicCore {
+
+    //TODO LES MAJ REELLES DUN MOUVEMENT TRANSFORM
+    //AJOUT DONC DE LA VUE ET AUTRE PARAM
+    //Pour le moment ne gère qu'une caméra fixe (UI)
+class CCamera2D : public CAbstractComponent {
+private:
+    glm::mat4 m_projection = glm::mat4(1.0f);
+
+    // GPU
+    struct Camera2DUBOData {
+        glm::mat4 projection;
+    };
+
+    std::array<VMABuffer, MAX_FRAMES_IN_FLIGHT> m_uniformBuffers;
+    std::array<void*, MAX_FRAMES_IN_FLIGHT>     m_mappedData{};
+    std::array<ManagedDescriptorSet, MAX_FRAMES_IN_FLIGHT> m_descriptorSets;
+
+    void recalcProjection();
+
+public:
+    CCamera2D(CEntity& entity) : CAbstractComponent(entity) {
+        recalcProjection();
+    }
+
+    ~CCamera2D(){
+        destroy();
+    }
+
+    glm::mat4 getProjection() const { return m_projection; }
+
+    // GPU
+    void initUniformBuffer(VmaAllocator allocator) {
+        VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
+
+        for (uint32_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
+            VkBufferCreateInfo bufferInfo{};
+            bufferInfo.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
+            bufferInfo.size  = sizeof(Camera2DUBOData);
+            bufferInfo.usage = VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT;
+
+            VmaAllocationCreateInfo allocInfo{};
+            allocInfo.usage = VMA_MEMORY_USAGE_CPU_TO_GPU;
+            allocInfo.flags = VMA_ALLOCATION_CREATE_MAPPED_BIT;
+
+            VmaAllocationInfo info{};
+            vmaCreateBuffer(allocator, &bufferInfo, &allocInfo,
+                            &m_uniformBuffers[i].buffer,
+                            &m_uniformBuffers[i].allocation,
+                            &info);
+            m_mappedData[i] = info.pMappedData;
+
+            m_descriptorSets[i] = api->getDescriptorPoolManager().allocate(
+                *api->getProjection2DLayout()
+            );
+
+            vk::DescriptorBufferInfo descriptorBufferInfo{
+                vk::Buffer(m_uniformBuffers[i].buffer),
+                0,
+                sizeof(Camera2DUBOData)
+            };
+            vk::WriteDescriptorSet descriptorWrite{
+                *m_descriptorSets[i].set,
+                0, 0, 1,
+                vk::DescriptorType::eUniformBuffer,
+                {}, &descriptorBufferInfo
+            };
+            static_cast<vk::raii::Device*>(api->getDevice())->updateDescriptorSets(descriptorWrite, {});
+        }
+    }
+
+    void destroyUniformBuffer(VmaAllocator allocator) {
+        VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
+        for (uint32_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
+            api->getDescriptorPoolManager().free(m_descriptorSets[i]);
+            vmaDestroyBuffer(allocator, m_uniformBuffers[i].buffer,
+                             m_uniformBuffers[i].allocation);
+        }
+    }
+
+    void updateUniformBuffer(uint32_t frameIndex, const CTransform2D& transform) {
+        
+        Camera2DUBOData data{ m_projection};
+        memcpy(m_mappedData[frameIndex], &data, sizeof(data));
+    }
+
+    vk::raii::DescriptorSet& getDescriptorSet(uint32_t frameIndex) {
+        return m_descriptorSets[frameIndex].set;
+    }
+
+    void destroy()
+    {
+        VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
+    
+		for (uint32_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
+			
+			api->destroyBuffer(m_uniformBuffers[i], api->getCurrentFrameIndex());
+			api->destroyDescriptorSet(m_descriptorSets[i], api->getCurrentFrameIndex());
+		}
+    }
+
+    nlohmann::json to_json(){
+        return nlohmann::json();
+    };
+};
+
+} // namespace CosmicCore
+#endif

src/Engine/Core/Component/Collider/CCollider2D.cpp

@@ -0,0 +1,24 @@
+#include "CCollider2D.hpp"
+#include "Core/Component/Geometry/CTransform2D.hpp"
+#include "Core/Kernel/CKernel.hpp"
+
+namespace CosmicCore {
+    bool CCollider2D::shapeContains(glm::vec2 point) const {
+        auto& registry = getEntity().getRegistry();
+
+        // récupère le transform
+        auto& transform = registry.registry.get<CTransform2D>(*getEntity());
+
+		glm::vec2 abs = transform.getAbsolutePosition();
+		float y = CKernelBase::instance()->getWindowHeight();
+        switch (m_shape) {
+
+        case E2DShape::RECTANGLE: return point.x >= abs.x && point.x <= abs.x + transform.getSize().x && (y-point.y) >= abs.y && (y-point.y) <= abs.y + transform.getSize().y;
+        case E2DShape::CIRCLE: break;//TODO
+        case E2DShape::TEXT: break;
+        case E2DShape::POLYGON: break;
+          break;
+        }
+        return false;
+	}
+}

src/Engine/Core/Component/Collider/CCollider2D.hpp

@@ -0,0 +1,31 @@
+#ifndef CCOLLIDER2D_HPP
+#define CCOLLIDER2D_HPP
+
+#include "Core/Component/CAbstractComponent.hpp"
+#include "Core/Entity/CEntity.hpp"
+#include "glm/ext/vector_float2.hpp"
+namespace CosmicCore {
+
+    enum class E2DShape
+    {
+        RECTANGLE,
+        CIRCLE,
+        TEXT,
+        POLYGON
+    };
+
+    class CCollider2D: public CAbstractComponent
+    {
+        private:
+            E2DShape m_shape = E2DShape::RECTANGLE;
+        public:
+            CCollider2D(CEntity& entity, E2DShape shape): CAbstractComponent(entity), m_shape(shape){};
+
+            bool shapeContains(glm::vec2 point) const;
+            nlohmann::json to_json(){return nlohmann::json();};
+
+    };
+
+}
+
+#endif

src/Engine/Core/Component/Geometry/CTransform.cpp

@@ -78,6 +78,7 @@ namespace CosmicCore
 		return parentTransform.getInheritedTransformation() * m_transformation;
 	}
 
+
 	glm::vec3 CTransform::getCenter(void) const {
 		return m_center;
 	}

src/Engine/Core/Component/Geometry/CTransform2D.cpp

@@ -0,0 +1,64 @@
+#include "CTransform2D.hpp"
+#include "Core/Kernel/CKernel.hpp"
+#include "Core/Systems/Graphics/API/VulkanImplementation/VulkanImpl.hpp"
+#include <iostream>
+
+namespace CosmicCore {
+	void CTransform2D::initUniformBuffer(VmaAllocator allocator)
+	{
+		if(m_gpuInitialized) return;
+
+		VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
+
+		for (uint32_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
+			VkBufferCreateInfo bufferInfo{};
+			bufferInfo.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
+			bufferInfo.size  = sizeof(Transform2DUBO);
+			bufferInfo.usage = VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT;
+
+			VmaAllocationCreateInfo allocInfo{};
+			allocInfo.usage = VMA_MEMORY_USAGE_CPU_TO_GPU;
+			allocInfo.flags = VMA_ALLOCATION_CREATE_MAPPED_BIT;
+
+			VmaAllocationInfo info{};
+			vmaCreateBuffer(allocator, &bufferInfo, &allocInfo,
+							&m_uniformBuffers[i].buffer,
+							&m_uniformBuffers[i].allocation,
+							&info);
+			m_mappedData[i] = info.pMappedData;
+
+			m_descriptorSets[i] = api->getDescriptorPoolManager().allocate(api->getTransform2DLayout());
+
+			vk::DescriptorBufferInfo descriptorBufferInfo{vk::Buffer(m_uniformBuffers[i].buffer), 0, sizeof(Transform2DUBO)};
+			vk::WriteDescriptorSet   descriptorWrite{m_descriptorSets[i].set, 0, 0,1, vk::DescriptorType::eUniformBuffer, {}, &descriptorBufferInfo};
+			static_cast<vk::raii::Device*>(api->getDevice())->updateDescriptorSets(descriptorWrite, {});
+		}
+		m_gpuInitialized = true;
+	}
+
+	void CTransform2D::destroyUniformBuffer()
+	{
+		if(!m_gpuInitialized) return; 
+
+		VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
+    
+		for (uint32_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
+			
+			api->destroyBuffer(m_uniformBuffers[i], api->getCurrentFrameIndex());
+			api->destroyDescriptorSet(m_descriptorSets[i], api->getCurrentFrameIndex());
+		}
+	}
+
+	void CTransform2D::updateUniformBuffer(uint32_t frameIndex)
+	{
+		if (!m_gpuInitialized) return;
+        Transform2DUBO data{
+            getMatrix(),
+            m_size,
+            m_zOrder,
+            0.0f
+        };
+        memcpy(m_mappedData[frameIndex], &data, sizeof(data));
+	}
+
+}

src/Engine/Core/Component/Geometry/CTransform2D.hpp

@@ -0,0 +1,109 @@
+#ifndef CTRANSFORM2D_HPP
+#define CTRANSFORM2D_HPP
+
+#include "Core/Component/CAbstractComponent.hpp"
+#include "Core/Systems/Graphics/API/VulkanImplementation/ManagedDescriptorSet.hpp"
+#include "Core/Systems/Graphics/API/VulkanImplementation/VMABuffer.hpp"
+#include "glm/ext/matrix_float4x4.hpp"
+#include "glm/ext/vector_float2.hpp"
+#include "glm/gtx/transform.hpp"
+
+namespace CosmicCore {
+
+    struct Transform2DUBO {
+        glm::mat4 transform;  // matrice 2D
+        glm::vec2 size;       // taille pour le shader SDF
+        float     zOrder;
+        float     padding;
+    };
+
+    class CTransform2D : public CAbstractComponent {
+        glm::vec2 m_position  = {0, 0};
+        glm::vec2 m_size      = {100, 100};
+        glm::vec2 m_scale     = {1, 1};    // scale indépendant de la taille
+        glm::vec2 m_anchor    = {0, 0};    // 0=topleft, 0.5=center, 1=bottomright
+        glm::vec2 m_pivot     = {0, 0};
+        float     m_rotation  = 0.0f;
+        float     m_zOrder    = 0.0f;      // ordre de rendu UI
+        bool      m_visible  = true;
+    
+        //TODO RELATIONSHIP2D ???
+        CTransform2D* m_parent = nullptr;  // séparé de CRelationship 3D
+        
+        std::array<VMABuffer, MAX_FRAMES_IN_FLIGHT> m_uniformBuffers;
+		std::array<void*, MAX_FRAMES_IN_FLIGHT>     m_mappedData{};
+		std::array<ManagedDescriptorSet, MAX_FRAMES_IN_FLIGHT> m_descriptorSets;
+        bool m_gpuInitialized = false;
+
+    public:
+        explicit CTransform2D(CEntity& entity) : CAbstractComponent(entity) {}
+
+        ~CTransform2D() {
+            if (m_gpuInitialized) destroyUniformBuffer();
+        }
+
+        CTransform2D(CTransform2D&&) = default;
+        CTransform2D& operator=(CTransform2D&&) = default;
+        CTransform2D(const CTransform2D&) = delete;
+        CTransform2D& operator=(const CTransform2D&) = delete;
+
+        CTransform2D& setPosition(glm::vec2 pos)  { m_position = pos;  return *this; }
+        CTransform2D& setSize(glm::vec2 size)      { m_size     = size; return *this; }
+        CTransform2D& setScale(glm::vec2 scale)    { m_scale    = scale;return *this; }
+        CTransform2D& setRotation(float rot)       { m_rotation = rot;  return *this; }
+        CTransform2D& setZOrder(float z)           { m_zOrder   = z;    return *this; }
+        CTransform2D& setVisible(bool v)           { m_visible  = v;    return *this; }
+        CTransform2D& setAnchor(glm::vec2 anchor)  { m_anchor   = anchor; return *this; }
+        CTransform2D& setPivot(glm::vec2 pivot)    { m_pivot    = pivot;  return *this; }
+        CTransform2D& setParent(CTransform2D* p)   { m_parent   = p;    return *this; }
+
+        glm::vec2     getPosition()  const { return m_position; }
+        glm::vec2     getSize()      const { return m_size; }
+        glm::vec2     getScale()     const { return m_scale; }
+        float         getRotation()  const { return m_rotation; }
+        float         getZOrder()    const { return m_zOrder; }
+        bool          isVisible()    const { return m_visible; }
+        CTransform2D* getParent()    const { return m_parent; }
+
+
+        glm::vec2 getAbsolutePosition() const {
+            glm::vec2 base = m_position;
+            /*if (m_parent) {
+                glm::vec2 parentPos  = m_parent->getAbsolutePosition();
+                glm::vec2 parentSize = m_parent->getSize();
+                // anchor relatif à la taille du parent
+                base = parentPos + m_anchor * parentSize + m_position;
+            }*/
+            return base;
+        }
+    
+
+
+        glm::mat4 getMatrix() const {
+            glm::vec2 absPos  = getAbsolutePosition();
+            glm::vec2 pivotPx = m_pivot * m_size;
+    
+            glm::mat4 mat = glm::mat4(1.0f);
+            mat = glm::translate(mat, glm::vec3(absPos + pivotPx, m_zOrder * 0.001f));
+            mat = glm::rotate(mat, glm::radians(m_rotation), {0, 0, 1});
+            mat = glm::scale(mat, glm::vec3(m_size * m_scale, 1));
+            mat = glm::translate(mat, glm::vec3(-m_pivot, 0));
+            return mat;
+        }
+
+        // ── GPU ───────────────────────────────────────────────────────────
+        void initUniformBuffer(VmaAllocator allocator);
+        void destroyUniformBuffer();
+        void updateUniformBuffer(uint32_t frameIndex);
+
+        vk::raii::DescriptorSet& getDescriptorSet(uint32_t frameIndex) {
+            return m_descriptorSets[frameIndex].set;
+        }
+
+        nlohmann::json to_json() {
+            return {};
+        }
+    };
+}
+
+#endif

src/Engine/Core/Component/Graphics/CRenderer2D.cpp

@@ -0,0 +1,5 @@
+#include "CRenderer2D.hpp"
+
+namespace CosmicCore {
+
+} // namespace CosmicCore

src/Engine/Core/Component/Graphics/CRenderer2D.hpp

@@ -0,0 +1,21 @@
+#ifndef CUIRENDERER_HPP
+#define CUIRENDERER_HPP
+
+#include "CAbstractRenderer.hpp"
+#include "Core/Entity/CEntity.hpp"
+#include "Core/Systems/Graphics/Data/Model/CModel2D.hpp"
+namespace CosmicCore {
+    class CRenderer2D : public CAbstractRenderer{
+
+        CModel2D* m_model;
+
+    public:
+        CRenderer2D() = delete;
+        CRenderer2D(CEntity& e): CAbstractRenderer(e){};
+        CRenderer2D(CEntity& e, CModel2D* mod): CAbstractRenderer(e), m_model(mod){};
+        nlohmann::json to_json() override{return nlohmann::json();};
+        CModel2D* getModel(){return m_model;};
+    };
+}
+
+#endif

src/Engine/Core/Component/Graphics/CTextRenderer.hpp

@@ -0,0 +1,27 @@
+#ifndef CTEXTRENDERER_HPP
+#define CTEXTRENDERER_HPP
+
+#include "Core/Component/Graphics/CAbstractRenderer.hpp"
+#include "Core/Entity/CEntity.hpp"
+#include "Core/Systems/Graphics/Data/Font/CFont.hpp"
+#include "Core/Systems/Graphics/Data/Model/CModel2D.hpp"
+#include "nlohmann/json_fwd.hpp"
+namespace CosmicCore {
+    //TODO pipeline vulkan dédié.... 
+    class CTextRenderer : public CAbstractRenderer
+    {
+        private:
+            CModel2D* m_model;
+            std::string m_text;
+        public:
+            CTextRenderer(CEntity& entity): CAbstractRenderer(entity){};
+            CTextRenderer(CEntity& e, CModel2D* mod): CAbstractRenderer(e), m_model(mod){};
+            CTextRenderer(CEntity& e, CModel2D* mod, std::string text): CAbstractRenderer(e), m_model(mod), m_text(text){};
+            CModel2D* getModel(){return m_model;};
+            const std::string& getText() const{return m_text;};
+
+            nlohmann::json to_json(){ return nlohmann::json(); };
+    };
+}
+
+#endif

src/Engine/Core/Component/Input/CInputManager.cpp

@@ -18,9 +18,14 @@ namespace CosmicCore {
         m_onReleased.push_back({actionName, cb, 0, false});
     }
 
-    void CInputManager::onMouseMove(std::function<void(CEntity&, glm::vec2)> cb)
+    void CInputManager::addOnMouseMove(std::function<void(CEntity&, glm::vec2)> cb)
     {
-        m_onMouseMove = cb;
+        m_onMouseMove.emplace_back(cb);
+    }
+
+    void CInputManager::addOnGenericMouseLeftClick(std::function<void(CEntity&)> cb)
+    {
+        m_onMouseLeftClickReleased.emplace_back(GenericMouseClickAction(cb));
     }
 
     // appelé par CInputWorld::updateWorld()
@@ -61,7 +66,20 @@ namespace CosmicCore {
         }
 
         glm::vec2 mouseRel = inputWorld.getMouseRelative();
-        if (m_onMouseMove && (mouseRel.x != 0 || mouseRel.y != 0))
+        if (!m_onMouseMove.empty() && (mouseRel.x != 0 || mouseRel.y != 0))
-            m_onMouseMove(entity, mouseRel);
+        {
+            for(auto& cbH : m_onMouseMove)
+            {
+                cbH.cb(entity, mouseRel);
+            }
+        }
+        //todo other click (onClick and right click)
+        if(!m_onMouseLeftClickReleased.empty() && inputWorld.isLeftMouseButtonJustReleased())
+        {
+            for(auto& clickCB : m_onMouseLeftClickReleased)
+            {
+                clickCB.cb(entity);
+            }
+        }
     }
 }

src/Engine/Core/Component/Input/CInputManager.hpp

@@ -6,6 +6,7 @@
 #include "../../Systems/Input/CInputDispatcher.hpp"
 #include "glm/fwd.hpp"
 #include "nlohmann/json_fwd.hpp"
+#include <vector>
 
 namespace CosmicCore {
 
@@ -19,12 +20,24 @@ namespace CosmicCore {
                 InputAction                    resolvedId = 0;
                 bool                           resolved   = false;
             };
+
+            struct GenericMouseClickAction{
+                std::function<void(CEntity&)> cb;
+            };
+
+            struct MouseMovementAction{
+                std::function<void(CEntity&, glm::vec2)> cb;
+            };
+
             std::vector<BoundAction> m_onHeld;
             std::vector<BoundAction> m_onPressed;
             std::vector<BoundAction> m_onReleased;
 
-            std::function<void(CEntity&, glm::vec2)> m_onMouseMove;
+            std::vector<MouseMovementAction> m_onMouseMove;
-
+            std::vector<GenericMouseClickAction> m_onMouseLeftClickPressed;
+            std::vector<GenericMouseClickAction> m_onMouseLeftClickReleased;
+            std::vector<GenericMouseClickAction> m_onMouseRightClickPressed;
+            std::vector<GenericMouseClickAction> m_onMouseRightClickReleased;
             bool m_enabled = true;
 
         public:
@@ -33,8 +46,9 @@ namespace CosmicCore {
             
             void onPressed(const std::string& actionName, std::function<void(CEntity&)> cb);
             void onHeld(const std::string& actionName, std::function<void(CEntity&)> cb);
-            void onReleased(const std::string& actionNamen, std::function<void(CEntity&)> cb);
+            void onReleased(const std::string& actionName, std::function<void(CEntity&)> cb);
-            void onMouseMove(std::function<void(CEntity&, glm::vec2)> cb);
+            void addOnMouseMove(std::function<void(CEntity&, glm::vec2)> cb);
+            void addOnGenericMouseLeftClick(std::function<void(CEntity&)> cb);
 
             void setEnabled(bool enabled) { m_enabled = enabled; }
 

src/Engine/Core/Entity/CEntity.hpp

@@ -47,9 +47,9 @@ namespace CosmicCore
             //CEntity getParent();
 
             template<typename compType, typename... Args>
-            void addComponent(std::forward_list<Args...> args)
+            void addComponent(Args&&... args)
             {
-                m_registryReference().emplace<compType>(m_handle, *this, args);
+                m_registryReference().emplace<compType>(m_handle, *this, std::forward<Args>(args)...);
             }
 
             template<typename compType>

src/Engine/Core/Kernel/CKernel.hpp

@@ -1,9 +1,26 @@
 #ifndef CKERNEL_HPP
 #define CKERNEL_HPP
 
+#include "Core/Component/Camera/CCamera.hpp"
+#include "Core/Component/Camera/CCamera2D.hpp"
+
+#include "Core/Component/Geometry/CTransform2D.hpp"
+#include "Core/Component/Graphics/CRenderer2D.hpp"
+#include "Core/Component/Graphics/CTextRenderer.hpp"
+#include "Core/Systems/Graphics/Data/CModelLoader.hpp"
+#include "Core/Systems/Graphics/Data/Material/CMaterial2D.hpp"
+#include "Core/Systems/Graphics/Data/Mesh/CMesh2D.hpp"
+#include "Core/Systems/Graphics/Data/Model/CModel2D.hpp"
+#include "Core/Systems/Graphics/Shader/Implementations/CShaderImplVulkan.hpp"
 #include "Core/Systems/Input/CInputDispatcher.hpp"
 #include "../../Utils/Configurations/CBasicConfiguration.hpp"
+#include "Core/Systems/Resources/API/CResourceAPI.hpp"
+#include "Core/Systems/Resources/Font/CFontManager.hpp"
+#include "Utils/Factory/ComponentFactory.hpp"
+#include "glm/ext/vector_float4.hpp"
+#include <cstddef>
 #include <memory>
+#include <vector>
 #define GLM_ENABLE_EXPERIMENTAL
 #include <glm/glm.hpp>
 #include <glm/gtx/transform.hpp>
@@ -62,6 +79,8 @@ namespace CosmicCore {
             virtual CScene* getActiveScene() = 0;
             virtual void quit() = 0;
             virtual void cleanup() = 0;
+            virtual unsigned int getWindowHeight() = 0;
+            virtual unsigned int getWindowWidth() = 0;
 
             virtual ~CKernelBase() = default;
         };
@@ -100,15 +119,17 @@ namespace CosmicCore {
 
         CKernel() = delete;
 
-        std::string getName() { return m_gameName; };
+        std::string getName() override { return m_gameName; };
+        unsigned int getWindowHeight() override {return m_window.getHeight();};
+        unsigned int getWindowWidth() override {return m_window.getWidth();};
 
-        void cleanup(){m_sceneMap.clear();};
+        void cleanup() override {m_sceneMap.clear();};
 
-        unsigned int getDeltatime(void) {
+        unsigned int getDeltatime(void) override {
             return m_deltaTime;
         }
 
-        void setDeltatime(unsigned int delta){
+        void setDeltatime(unsigned int delta) override{
             m_deltaTime = delta;
         }
 
@@ -122,7 +143,7 @@ namespace CosmicCore {
         {
         }
     
-        CScene* getActiveScene()
+        CScene* getActiveScene() override
         {
             return m_activeScene;
         }
@@ -131,7 +152,6 @@ namespace CosmicCore {
             loadConfigurations();
             CContext::init(SDL_INIT_VIDEO | SDL_INIT_EVENTS | SDL_INIT_JOYSTICK | SDL_INIT_HAPTIC);
             CScriptAPI::init();
-    
             //CScriptRegister::registerAllScripts();
             CPhysicsAPI::init();
 
@@ -143,6 +163,31 @@ namespace CosmicCore {
                 auto scene = CScene::load("scenes/scene1.json");
                 m_activeScene = scene.get();
                 m_sceneMap[scene->getName()] = std::move(scene);
+                auto font = CResourceAPI::resources().fonts().loadFont("assets/fonts/Arial");
+                auto ent = m_activeScene->createEntity();
+                ComponentFactory::Transform2DConfig trConf = {
+                    {100.0,100.0}, 
+                    {75.0,75.0}, 
+                    {1.0,1.0}, 
+                    {0.0,0.0}, 
+                    0.0, 
+                    0.0, 
+                    true};
+                ComponentFactory::addTransform2D(ent, trConf);
+                Model2DLoadConfig config;
+                config.shaderName = "ui";
+                auto shader = CResourceAPI::resources().shaders().get(config.shaderName);
+                MeshMaterial2D mm2d;
+                mm2d.material = new CMaterial2D();
+                mm2d.material->m_color = {1,1,1,1};
+                mm2d.material->m_font = font;
+                mm2d.material->shader = static_cast<CShaderImplVulkan*>(shader);
+                mm2d.material->build();
+                mm2d.mesh = new CMesh2D();
+                mm2d.mesh->buildFromText(mm2d.material->m_font, "TEST DE FONT");
+
+                CModel2D* model = new CModel2D({mm2d});
+                ent.addComponent<CTextRenderer>(model);
             }
         }
     
@@ -241,7 +286,7 @@ namespace CosmicCore {
             CContext::quit();
         }
     
-        void quit() {
+        void quit() override {
             m_finished = true;
         }
     

src/Engine/Core/Scene/CScene.cpp

@@ -9,7 +9,13 @@
 #include "../../Utils/Factory/CEntityFactory.hpp"
 #include "../../Utils/Factory/ComponentFactory.hpp"
 
+#include "Core/Component/Camera/CCamera2D.hpp"
+#include "Core/Component/Collider/CCollider2D.hpp"
+#include "Core/Component/Geometry/CTransform2D.hpp"
+#include "Core/Component/Graphics/CRenderer2D.hpp"
+#include "Core/Component/Graphics/CTextRenderer.hpp"
 #include "Core/Component/Light/CLight.hpp"
+#include "Core/Entity/EntityComponentManager.hpp"
 #include "glm/ext/vector_float3.hpp"
 #include "glm/gtc/type_ptr.hpp"
 #include "nlohmann/json_fwd.hpp"
@@ -32,6 +38,11 @@ namespace CosmicCore {
 		m_audioWorld.initWorld();
 		m_scriptWorld.initWorld();
 		m_lightsBuffer.init();
+		//m_uiWorld.init();
+
+		m_ecManager.registry.sort<CTransform2D>([](const CTransform2D& lhs, const CTransform2D& rhs) {
+		return lhs.getZOrder() > rhs.getZOrder();
+		});
 	}
 
 
@@ -44,6 +55,8 @@ namespace CosmicCore {
 		m_tangibleWorld.destroy();
 		m_audioWorld.destroy();
 		m_scriptWorld.destroy();
+		m_lightsBuffer.destroy();
+		//m_uiWorld.destroy();
 	}
 
 	CEntity CScene::createEntity(){
@@ -92,9 +105,11 @@ namespace CosmicCore {
 		m_lightsBuffer.update(frameIndex, lightsData);
 	}
 
-
+	void CScene::render3D(vk::raii::CommandBuffer& cmd, uint32_t frameIndex){
-	void CScene::render(vk::raii::CommandBuffer& cmd, uint32_t frameIndex){
 		auto entities = m_ecManager.registry.view<CRenderer, CTransform>();
+
+		if(entities.begin() != entities.end())
+		{
 			VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
 			auto cam = m_ecManager.registry.view<CCamera, CTransform>();
 			auto& camera = m_ecManager.registry.get<CCamera>(cam.front());
@@ -153,6 +168,103 @@ namespace CosmicCore {
 				}
 			}
 		}
+	}
+
+	void CScene::render2D(vk::raii::CommandBuffer& cmd, uint32_t frameIndex){
+		auto entities = m_ecManager.registry.view<CRenderer2D, CTransform2D>();
+		auto textEntities = m_ecManager.registry.view<CTextRenderer, CTransform2D>();
+
+		if(entities.begin() != entities.end())
+		{
+			VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
+			auto cam = m_ecManager.registry.view<CCamera2D>();
+			auto& camera = m_ecManager.registry.get<CCamera2D>(cam.front());
+			auto& trCam = m_ecManager.registry.get<CTransform2D>(cam.front());
+	
+			camera.updateUniformBuffer(frameIndex, trCam);
+			//
+			cmd.bindDescriptorSets(
+				vk::PipelineBindPoint::eGraphics,
+				api->getDefault2DPipelineLayout(), // layout du pipeline
+				2,
+				*camera.getDescriptorSet(frameIndex),
+				{}
+			);
+	
+			for (auto& entity : entities) {
+				auto model     = m_ecManager.registry.get<CRenderer2D>(entity).getModel();
+				auto& transform = m_ecManager.registry.get<CTransform2D>(entity);
+	
+				transform.updateUniformBuffer(frameIndex);
+	
+				// bind transform UBO (set = 1)
+				cmd.bindDescriptorSets(
+					vk::PipelineBindPoint::eGraphics,
+					api->getDefault2DPipelineLayout(), // layout du pipeline
+					0,                                         // set = 1
+					*transform.getDescriptorSet(frameIndex),
+					{}
+				);
+	
+				for (auto& mm : model->getMeshMaterials()) {
+					// ne rebind le pipeline que si le material change
+					//if (mesh.getMaterial() != boundMaterial) {
+						//boundMaterial = mesh.getMaterial();
+						cmd.bindPipeline(vk::PipelineBindPoint::eGraphics,
+										 *mm.material->getPipeline());
+						cmd.bindDescriptorSets(vk::PipelineBindPoint::eGraphics,
+							*mm.material->getPipelineLayout(),
+							 1,
+							 *mm.material->getDescriptorSet(frameIndex),
+							{});
+					//}
+					
+					cmd.bindVertexBuffers(0, vk::Buffer(mm.mesh->getVertexIndexBuffer().buffer), mm.mesh->getVertexOffset());
+					cmd.bindIndexBuffer(vk::Buffer(mm.mesh->getVertexIndexBuffer().buffer), mm.mesh->getIndexOffset(), vk::IndexType::eUint32);
+					cmd.drawIndexed(mm.mesh->getIndexCount(), 1, 0, 0, 0);
+				}
+			}
+
+			for (auto& entity : textEntities) {
+				auto& textRenderer     = m_ecManager.registry.get<CTextRenderer>(entity);
+				auto& transform = m_ecManager.registry.get<CTransform2D>(entity);
+				auto model = textRenderer.getModel();
+				transform.updateUniformBuffer(frameIndex);
+	
+				// bind transform UBO (set = 1)
+				cmd.bindDescriptorSets(
+					vk::PipelineBindPoint::eGraphics,
+					api->getDefault2DPipelineLayout(), // layout du pipeline
+					0,                                         // set = 1
+					*transform.getDescriptorSet(frameIndex),
+					{}
+				);
+	
+				for (auto& mm : model->getMeshMaterials()) {
+					// ne rebind le pipeline que si le material change
+					//if (mesh.getMaterial() != boundMaterial) {
+						//boundMaterial = mesh.getMaterial();
+						cmd.bindPipeline(vk::PipelineBindPoint::eGraphics,
+										 *mm.material->getPipeline());
+						cmd.bindDescriptorSets(vk::PipelineBindPoint::eGraphics,
+							*mm.material->getPipelineLayout(),
+							 1,
+							 *mm.material->getDescriptorSet(frameIndex),
+							{});
+					//}
+					cmd.bindVertexBuffers(0, vk::Buffer(mm.mesh->getVertexIndexBuffer().buffer), mm.mesh->getVertexOffset());
+					cmd.bindIndexBuffer(vk::Buffer(mm.mesh->getVertexIndexBuffer().buffer), mm.mesh->getIndexOffset(), vk::IndexType::eUint32);
+					cmd.drawIndexed(mm.mesh->getIndexCount(), 1, 0, 0, 0);
+				}
+			}
+
+		}
+	}
+
+	void CScene::render(vk::raii::CommandBuffer& cmd, uint32_t frameIndex){
+		render3D(cmd, frameIndex);
+		render2D(cmd, frameIndex);
+	}
 
 	nlohmann::json CScene::to_json()
 	{
@@ -285,6 +397,59 @@ namespace CosmicCore {
 				}
 			}
 
+			nlohmann::json& entities2D = sceneJson[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Scene_Entities2D)];
+			for(auto& entity : entities2D.items())
+			{
+				nlohmann::json& entityObj = entity.value();
+				auto ref = entityObj[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Entity2D_Ref)].get<unsigned int>();
+
+				nlohmann::json& components = entityObj[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Entity2D_Components)];
+				nlohmann::json& transform = components[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Component_Transform2D)];
+				nlohmann::json& camera = components[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Component_Camera2D)];
+				nlohmann::json& collider = components[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Component_Collider2D)];
+				nlohmann::json& renderer = components[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Component_Renderer2D)];
+				nlohmann::json& script = components[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Component_Script)];
+
+				auto trConfig(!transform.is_null() ? std::optional<CosmicUtils::ComponentFactory::Transform2DConfig>({
+					glm::make_vec2(transform[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Transform_Position2D)].get<std::vector<float>>().data()),
+					glm::make_vec2(transform[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Transform_Size2D)].get<std::vector<float>>().data()),
+					glm::make_vec2(transform[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Transform_Scale2D)].get<std::vector<float>>().data()),
+					glm::make_vec2(transform[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Transform_Pivot2D)].get<std::vector<float>>().data()),
+					transform[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Transform_Rotation2D)].get<float>(),
+					transform[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Transform_zOrder2D)].get<float>(),
+					transform[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Transform_Visible2D)].get<bool>()
+				}) : std::nullopt);
+				
+				auto camConfig(!camera.is_null() ? std::optional<CosmicUtils::ComponentFactory::Camera2DConfig>({
+					camera[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Camera_Zoom2D)].get<float>()
+				}) : std::nullopt);
+
+				auto colliderConfig(!collider.is_null() ? std::optional<CosmicUtils::ComponentFactory::Collider2DConfig>({
+					static_cast<E2DShape>(collider[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Collider_Shape2D)].get<int>())
+				}) : std::nullopt);
+
+				auto rendererConfig(!renderer.is_null() ? std::optional<CosmicUtils::ComponentFactory::Renderer2DConfig>({
+					renderer[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Renderer_Model2D)].get<std::string>(),
+					renderer[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Renderer_Shader2D)].get<std::string>(),
+				}) : std::nullopt);
+
+				auto scriptConfig(!script.is_null() ? std::optional<CosmicUtils::ComponentFactory::ScriptConfig>({
+					script.get<std::vector<std::string>>()
+				}): std::nullopt);
+
+				CosmicUtils::CEntityFactory::Entity2DConfig config = {
+					entityObj[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Entity2D_Name)],
+					entityObj[CosmicUtils::JsonKeyRegistry::key(CosmicUtils::EJsonKeys::Entity2D_Description)],
+					trConfig,
+					camConfig,
+					rendererConfig,
+					colliderConfig,
+					scriptConfig
+				};
+
+				auto entityHandle = CosmicUtils::CEntityFactory::create(scene.get(), config);
+			}
+
 			//Connect entities to relationships
 			for(auto& [entityNb, handle]: idToHandle)
 			{

src/Engine/Core/Scene/CScene.hpp

@@ -9,6 +9,7 @@
 #include "../Systems/Audio/CAudioWorld.hpp"
 #include "../Systems/Scripts/CScriptWorld.hpp"
 #include "Core/Systems/Graphics/Data/Light/CLightsBuffer.hpp"
+#include "Core/Systems/Graphics/UserInterface/CUIWorld.hpp"
 
 namespace CosmicCore {
 	class CEntity;
@@ -21,6 +22,11 @@ namespace CosmicCore {
 			CAudioWorld m_audioWorld;
 			CScriptWorld m_scriptWorld;
 			CLightsBuffer m_lightsBuffer;
+			//CUIWorld m_uiWorld;
+
+			void render3D(vk::raii::CommandBuffer& cmd, uint32_t frameIndex);
+			void render2D(vk::raii::CommandBuffer& cmd, uint32_t frameIndex);
+
 		public:
 			CScene() = delete;
 			CScene(std::string name);
@@ -47,6 +53,7 @@ namespace CosmicCore {
 
 			CScriptWorld& getScriptWorld() {return m_scriptWorld;};
 
+			//CUIWorld& getUIWorld() {return m_uiWorld;};
 			//CEntity* getActiveCamera();
 			//void setActiveCamera(CEntity* newCamera);
 
@@ -87,6 +94,7 @@ namespace CosmicCore {
 			//unsigned int getMask();
 
 			void render(vk::raii::CommandBuffer& cmd, uint32_t frameIndex);
+
 			void collectLights(vk::raii::CommandBuffer& cmd, uint32_t frameIndex);
 			//void updateScript();
 

src/Engine/Core/Systems/Graphics/API/VulkanImplementation/VulkanImpl.cpp

@@ -101,11 +101,16 @@ void VulkanImpl::cleanup(){
 
     // descriptor set layouts + pipeline layout avant le device
     defaultPipelineLayoutInfo = nullptr;
+    default2DPipelineLayoutInfo = nullptr;
     cameraLayout              = nullptr;
     transformLayout           = nullptr;
     materialLayout            = nullptr;
     lightLayout               = nullptr;
 
+    projection2DLayout = nullptr;
+    transform2DLayout = nullptr;
+    material2DLayout = nullptr;
+
     VmaTotalStatistics stats;
     vmaCalculateStatistics(allocator, &stats);
     if (stats.total.statistics.allocationCount > 0) {
@@ -646,6 +651,57 @@ void VulkanImpl::createDescriptorSetLayouts()
         layouts.data()
     };
     defaultPipelineLayoutInfo = vk::raii::PipelineLayout(device, layoutInfo);
+
+    //Create 2D dfault pipeline
+
+        // set 0 - Transform : un UBO en vertex shader
+        vk::DescriptorSetLayoutBinding transform2DBinding{
+            0,
+            vk::DescriptorType::eUniformBuffer,
+            1,
+            vk::ShaderStageFlagBits::eVertex,
+            nullptr
+        };
+        transform2DLayout = vk::raii::DescriptorSetLayout(
+            device,
+            vk::DescriptorSetLayoutCreateInfo{{}, 1, &transform2DBinding}
+        );
+    
+        // set 2 - Material : un UBO + deux samplers en fragment shader
+        std::array<vk::DescriptorSetLayoutBinding, 2> material2DBindings{{
+            {0, vk::DescriptorType::eUniformBuffer,        1, vk::ShaderStageFlagBits::eFragment, nullptr},
+            {1, vk::DescriptorType::eCombinedImageSampler, 1, vk::ShaderStageFlagBits::eFragment, nullptr}
+        }};
+        material2DLayout = vk::raii::DescriptorSetLayout(
+            device,
+            vk::DescriptorSetLayoutCreateInfo{{}, 
+                static_cast<uint32_t>(material2DBindings.size()), 
+                material2DBindings.data()}
+        );
+
+        // set 2 - Projection : un UBO en vertex shader
+        vk::DescriptorSetLayoutBinding projBinding{
+            0,                                          // binding
+            vk::DescriptorType::eUniformBuffer,         // type
+            1,                                          // count
+            vk::ShaderStageFlagBits::eVertex | vk::ShaderStageFlagBits::eFragment,        // stage
+            nullptr
+        };
+        projection2DLayout = vk::raii::DescriptorSetLayout(
+            device,
+            vk::DescriptorSetLayoutCreateInfo{{}, 1, &projBinding}
+        );
+
+        std::array<vk::DescriptorSetLayout, 3> layouts2D{
+            *transform2DLayout,
+            *material2DLayout,
+            *projection2DLayout
+        };
+        vk::PipelineLayoutCreateInfo layout2DInfo{{},
+            static_cast<uint32_t>(layouts2D.size()),
+            layouts2D.data()
+        };
+        default2DPipelineLayoutInfo = vk::raii::PipelineLayout(device, layout2DInfo);
 }
 
 //Fonction d'ajout de descriptor set qui regarde la taille de la pool, si la pool est dépassée, on ajoute une pool 2x plus grande

src/Engine/Core/Systems/Graphics/API/VulkanImplementation/VulkanImpl.hpp

@@ -139,8 +139,14 @@ class VulkanImpl: public GraphicsAPI{
         vk::raii::DescriptorSetLayout materialLayout  = nullptr; // set 2
         vk::raii::DescriptorSetLayout lightLayout  = nullptr; // set 3
 
+        vk::raii::DescriptorSetLayout transform2DLayout = nullptr; // set 0
+        vk::raii::DescriptorSetLayout material2DLayout  = nullptr; // set 1
+        vk::raii::DescriptorSetLayout projection2DLayout  = nullptr; // set 2
+
+
         DescriptorAllocator descriptorPoolManager;
         vk::raii::PipelineLayout defaultPipelineLayoutInfo = nullptr;
+        vk::raii::PipelineLayout default2DPipelineLayoutInfo = nullptr;
 
         vk::raii::Image depthImage = nullptr;
         vk::raii::DeviceMemory depthImageMemory = nullptr;
@@ -198,6 +204,10 @@ class VulkanImpl: public GraphicsAPI{
         vk::raii::DescriptorSetLayout& getMaterialLayout()  { return materialLayout; }
         vk::raii::DescriptorSetLayout& getLightLayout()  { return lightLayout; }
 
+        vk::raii::DescriptorSetLayout& getTransform2DLayout()  { return transform2DLayout; }
+        vk::raii::DescriptorSetLayout& getMaterial2DLayout()  { return material2DLayout; }
+        vk::raii::DescriptorSetLayout& getProjection2DLayout()  { return projection2DLayout; }
+
         vk::raii::ImageView createImageView(vk::raii::Image& image, vk::Format format, vk::ImageAspectFlags aspectFlags);
 
         void copyBuffer(VkBuffer src, VkBuffer dst, VkDeviceSize size);
@@ -211,6 +221,7 @@ class VulkanImpl: public GraphicsAPI{
         DescriptorAllocator& getDescriptorPoolManager(){return descriptorPoolManager;};
 
         vk::raii::PipelineLayout& getDefaultPipelineLayout(){return defaultPipelineLayoutInfo;};
+        vk::raii::PipelineLayout& getDefault2DPipelineLayout(){return default2DPipelineLayoutInfo;};
 
         void copyBufferToImage(const vk::raii::Buffer &buffer, vk::raii::Image &image, uint32_t width, uint32_t height);
         

src/Engine/Core/Systems/Graphics/Data/CModelLoader.cpp

@@ -1,7 +1,12 @@
 #include "CModelLoader.hpp"
+#include <fstream>
 #include "../API/GraphicsAPI.hpp"
 #include "../../Resources/API/CResourceAPI.hpp"
+#include "Core/Systems/Graphics/Data/Material/CMaterial2D.hpp"
+#include "Core/Systems/Graphics/Data/Model/CModel2D.hpp"
+#include "nlohmann/json_fwd.hpp"
 #include <memory>
+#include <string>
 
 CModel* CModelLoader::loadModel(std::string fileName, const ModelLoadConfig& config)
 {
@@ -190,3 +195,143 @@ CMaterial* CModelLoader::processMaterial(aiMaterial* mat, const std::string& dir
 		return ptr;
 	}
 }*/
+
+CosmicCore::CModel2D* CModelLoader::loadModel2D(std::string filename, const Model2DLoadConfig& config)
+{
+	auto& rm = CResourceAPI::resources();
+    
+    // Check cache first
+    auto cached = rm.models2D().get(filename);
+    if (cached) {
+        return cached.value();
+    }
+
+	// Load and parse JSON file
+	std::ifstream file(filename);
+	if (!file.is_open()) {
+		throw std::runtime_error("Failed to open 2D model file: " + filename);
+	}
+	nlohmann::json jsonData = nlohmann::json::parse(file);
+
+	std::vector<MeshMaterial2D> meshMaterials;
+	for(auto& mesh : jsonData["meshes"])
+	{
+		loadMesh2D(mesh, filename, meshMaterials, config);
+	}
+    
+    
+    // Create and register model2D
+    auto model2D = std::make_unique<CModel2D>(meshMaterials);
+    return rm.models2D().add(filename, std::move(model2D));	
+}
+
+void CModelLoader::loadMesh2D(nlohmann::json& mesh, std::string filename, std::vector<CosmicCore::MeshMaterial2D>& meshes, const Model2DLoadConfig& config)
+{
+	auto& rm = CResourceAPI::resources();
+
+	// Parse vertices
+	std::vector<Vertex2D> vertices;
+	if (mesh.contains("vertices") && mesh["vertices"].is_array()) {
+		for (const auto& v : mesh["vertices"]) {
+			Vertex2D vertex;
+			
+			// Position (required: x, y)
+			vertex.m_position = glm::vec2(v["x"], v["y"]);
+			
+			// TexCoords (optional, defaults to 0,0)
+			if (v.contains("u") && v.contains("v")) {
+				vertex.m_uv = glm::vec2(v["u"], v["v"]);
+			} else {
+				vertex.m_uv = glm::vec2(0.0f);
+			}
+			
+			// Color (optional, defaults to white)
+			if (v.contains("r") && v.contains("g") && v.contains("b") && v.contains("a")) {
+				vertex.m_color = glm::vec4(v["r"], v["g"], v["b"], v["a"]);
+			} else {
+				vertex.m_color = glm::vec4(1.0f);
+			}
+			
+			vertices.push_back(vertex);
+		}
+	}
+
+    // Parse indices
+    std::vector<uint32_t> indices;
+    if (mesh.contains("indices") && mesh["indices"].is_array()) {
+        for (const auto& i : mesh["indices"]) {
+            indices.push_back(i.get<uint32_t>());
+        }
+    }
+
+    if (vertices.empty() || indices.empty()) {
+        throw std::runtime_error("Invalid 2D model file: missing vertices or indices in " + filename);
+    }
+
+
+	// Create mesh key
+	std::string meshKey = filename + "_" + std::to_string(meshes.size()) + "_mesh2d";
+
+	// Create and setup CMesh2D
+	auto mesh2D = std::make_unique<CMesh2D>();
+	mesh2D->setVertices(vertices);
+	mesh2D->setIndexes(indices);
+	mesh2D->load();
+	
+	CMesh2D* meshPtr = rm.meshes2D().add(meshKey, std::move(mesh2D));
+	CMaterial2D* matPtr = loadMaterial2D(mesh["material"], filename, config);
+	meshes.push_back({meshPtr, matPtr});
+}
+
+CosmicCore::CMaterial2D* CModelLoader::loadMaterial2D(nlohmann::json& material, std::string filename, const Model2DLoadConfig& config)
+{
+	auto& rm = CResourceAPI::resources();
+
+    // Create material2D
+    CMaterial2D* material2D = nullptr;
+    
+
+	std::string matKey = filename + "_mat2d";
+	auto cachedMat = rm.materials2D().get(matKey);
+	
+	if (!cachedMat) {
+		auto mat = std::make_unique<CMaterial2D>();
+		
+		// Parse material from JSON
+		if (material.contains("material")) {
+			auto& matJson = material["material"];
+			
+			if (matJson.contains("color")) {
+				auto& color = matJson["color"];
+				mat->m_color = glm::vec4(
+					color.value("r", 1.0f),
+					color.value("g", 1.0f),
+					color.value("b", 1.0f),
+					color.value("a", 1.0f)
+				);
+			}
+			
+			if (matJson.contains("alpha_blend")) {
+				mat->m_alphaBlend = matJson["alpha_blend"].get<bool>();
+			}
+			
+			if (matJson.contains("texture")) {
+				std::string texPath = matJson["texture"];
+				mat->m_texture = rm.textures().loadTexture(texPath);
+			}
+		}
+		
+		// Get shader from config
+		auto shader = rm.shaders().get(config.shaderName);
+		if (!shader) {
+			throw std::runtime_error("Shader not found: " + config.shaderName);
+		}
+		mat->shader = static_cast<CShaderImplVulkan*>(shader);
+		mat->build();
+		
+		material2D = rm.materials2D().add(matKey, std::move(mat));
+	} else {
+		material2D = cachedMat.value();
+	}
+	return material2D;
+}

src/Engine/Core/Systems/Graphics/Data/CModelLoader.hpp

@@ -6,8 +6,11 @@
 #include <assimp/scene.h>
 #include <assimp/postprocess.h>
 
+#include "Core/Systems/Graphics/Data/Material/CMaterial2D.hpp"
+#include "Core/Systems/Graphics/Data/Model/CModel2D.hpp"
 #include "Model/CModel.hpp"
 #include "Texture/CTexture.hpp"
+#include "nlohmann/json_fwd.hpp"
 
 struct ModelLoadConfig {
     std::string shaderName   = "triangle";
@@ -17,6 +20,14 @@ struct ModelLoadConfig {
     bool forceReload = false;
 };
 
+struct Model2DLoadConfig {
+    std::string shaderName   = "ui";
+    // override des materials par index de mesh
+    //std::unordered_map<uint32_t, CosmicCore::CMaterial2D*> materialOverrides;
+    // si true, recharge même si déjà en cache
+    //bool forceReload = false;
+};
+
 /**
  * @brief Class allowing to load models from obj files.
  */
@@ -51,6 +62,10 @@ private:
 	static CMaterial* processMaterial(aiMaterial* mat, const std::string& directory, const ModelLoadConfig& config);
 
 	static CModel* cloneWithOverrides(CModel* original, const std::string& originalKey, const ModelLoadConfig& config);
+
+	static void loadMesh2D(nlohmann::json& mesh, std::string filename, std::vector<CosmicCore::MeshMaterial2D>& meshes, const Model2DLoadConfig& config = {});
+	static CosmicCore::CMaterial2D* loadMaterial2D(nlohmann::json& material, std::string filename, const Model2DLoadConfig& config = {});
+
 public:
 
 	/**
@@ -60,6 +75,7 @@ public:
 	 * @return A dynamically allocated CModel.
 	 */
 	static CModel* loadModel(std::string filename, const ModelLoadConfig& config = {});
+	static CosmicCore::CModel2D* loadModel2D(std::string filename, const Model2DLoadConfig& config = {});
 
 };
 

src/Engine/Core/Systems/Graphics/Data/Font/CFont.cpp

@@ -0,0 +1,76 @@
+// CFont.cpp
+#include "CFont.hpp"
+#include "Core/Systems/Resources/API/CResourceAPI.hpp"
+#include <nlohmann/json.hpp>
+#include <fstream>
+#include <iostream>
+
+namespace CosmicCore {
+
+void CFont::init(const std::string& jsonPath, const std::string& atlasPath) {
+    // charge l'atlas comme texture
+    auto& rm = CResourceAPI::resources().textures();
+    m_atlas = rm.loadTexture(atlasPath);
+
+    // parse le JSON
+    std::ifstream file(jsonPath);
+    if (!file.good())
+        throw std::runtime_error("Font JSON not found: " + jsonPath);
+
+    nlohmann::json j = nlohmann::json::parse(file);
+
+    // métriques globales
+    if (j.contains("metrics")) {
+        auto& m        = j["metrics"];
+        m_metrics.emSize     = m.value("emSize",     1.0f);
+        m_metrics.lineHeight = m.value("lineHeight", 1.0f);
+        m_metrics.ascender   = m.value("ascender",   1.0f);
+        m_metrics.descender  = m.value("descender",  0.0f);
+    }
+
+    // dimensions de l'atlas
+    if (j.contains("atlas")) {
+        m_atlasWidth  = j["atlas"].value("width",  512u);
+        m_atlasHeight = j["atlas"].value("height", 512u);
+    }
+
+    // glyphes
+    if (!j.contains("glyphs")) return;
+
+    for (auto& g : j["glyphs"]) {
+        SGlyph glyph{};
+        glyph.unicode = g.value("unicode", 0u);
+        glyph.advance = g.value("advance", 0.0f);
+
+        if (g.contains("atlasBounds")) {
+            auto& ab        = g["atlasBounds"];
+            float atlasW    = (float)m_atlasWidth;
+            float atlasH    = (float)m_atlasHeight;
+            glyph.atlasMin  = {ab["left"].get<float>()   / atlasW,
+                               ab["bottom"].get<float>() / atlasH};
+            glyph.atlasMax  = {ab["right"].get<float>()  / atlasW,
+                               ab["top"].get<float>()    / atlasH};
+        }
+
+        if (g.contains("planeBounds")) {
+            auto& pb       = g["planeBounds"];
+            glyph.planeMin = {pb["left"].get<float>(),
+                              pb["bottom"].get<float>()};
+            glyph.planeMax = {pb["right"].get<float>(),
+                              pb["top"].get<float>()};
+        }
+
+        m_glyphs[glyph.unicode] = glyph;
+    }
+}
+
+const SGlyph* CFont::getGlyph(uint32_t unicode) const {
+    auto it = m_glyphs.find(unicode);
+    if (it != m_glyphs.end()) return &it->second;
+    // fallback sur '?' si le glyphe n'existe pas
+    auto fallback = m_glyphs.find('?');
+    if (fallback != m_glyphs.end()) return &fallback->second;
+    return nullptr;
+}
+
+} // namespace CosmicCore

src/Engine/Core/Systems/Graphics/Data/Font/CFont.hpp

@@ -0,0 +1,57 @@
+#ifndef CFONT_HPP
+#define CFONT_HPP
+
+#include <string>
+#include <unordered_map>
+#include <glm/glm.hpp>
+#include "../Texture/CTexture.hpp"
+
+namespace CosmicCore {
+
+struct SGlyph {
+    uint32_t  unicode;
+    float     advance;       // largeur pour avancer le curseur
+
+    // position dans l'atlas (UV)
+    glm::vec2 atlasMin;      // UV coin bas-gauche
+    glm::vec2 atlasMax;      // UV coin haut-droit
+
+    // position relative au curseur (plane bounds)
+    glm::vec2 planeMin;      // offset bas-gauche
+    glm::vec2 planeMax;      // offset haut-droit
+};
+
+struct SFontMetrics {
+    float emSize      = 1.0f;
+    float lineHeight  = 1.0f;
+    float ascender    = 1.0f;
+    float descender   = 0.0f;
+};
+
+class CFont {
+    std::unordered_map<uint32_t, SGlyph> m_glyphs;
+    CTexture*                            m_atlas;
+    SFontMetrics                         m_metrics;
+    uint32_t                             m_atlasWidth  = 0;
+    uint32_t                             m_atlasHeight = 0;
+    
+    public:
+    CFont() = default;
+    ~CFont() = default;
+    
+    CFont(const CFont&) = delete;
+    CFont& operator=(const CFont&) = delete;
+    CFont(CFont&&) = default;
+    CFont& operator=(CFont&&) = default;
+    
+    void init(const std::string& jsonPath, const std::string& atlasPath);
+
+    const SGlyph*    getGlyph(uint32_t unicode) const;
+    CTexture*        getAtlas()   const { return m_atlas; }
+    SFontMetrics     getMetrics() const { return m_metrics; }
+    uint32_t         getAtlasWidth()  const { return m_atlasWidth; }
+    uint32_t         getAtlasHeight() const { return m_atlasHeight; }
+};
+
+} // namespace CosmicCore
+#endif

src/Engine/Core/Systems/Graphics/Data/Font/CTextTexture.cpp

@@ -1,111 +0,0 @@
-/*#include "CTextTexture.hpp"
-
-CTextTexture::CTextTexture(ETextureType type, std::string filePath, std::string text, unsigned int fontSize, glm::vec3 fontColor, glm::bvec4 fontStyle) :
-    CAbstractTexture(type),
-    m_fontFilePath(filePath),
-    m_renderText(text),
-    m_fontSize(fontSize),
-    m_fontColor(fontColor),
-    m_fontStyle(fontStyle) {
-}
-
-std::string CTextTexture::getFontFilePath(void) {
-    return m_fontFilePath;
-}
-
-void CTextTexture::setFontFilePath(std::string filePath) {
-    m_fontFilePath = filePath;
-}
-
-std::string CTextTexture::getText(void) {
-    return m_renderText;
-}
-
-void CTextTexture::setText(std::string text) {
-    m_renderText = text;
-}
-
-void CTextTexture::init(void) {
-    // Read the font file.
-    TTF_Font* font = TTF_OpenFont(m_fontFilePath.c_str(), m_fontSize);
-
-    SDL_Color color;
-    color.r = m_fontColor.x / 255u;
-    color.g = m_fontColor.y / 255u;
-    color.b = m_fontColor.z / 255u;
-
-    int style = TTF_STYLE_NORMAL;
-    if (m_fontStyle.x) {
-        style |= TTF_STYLE_BOLD;
-    }
-    if (m_fontStyle.y) {
-        style |= TTF_STYLE_ITALIC;
-    }
-    if (m_fontStyle.z) {
-        style |= TTF_STYLE_UNDERLINE;
-    }
-    if (m_fontStyle.z) {
-        style |= TTF_STYLE_STRIKETHROUGH;
-    }
-    TTF_SetFontStyle(font, style);
-
-    SDL_Surface* sdlSurface = TTF_RenderText_Blended(font, m_renderText.c_str(), color);
-
-    if (sdlSurface == NULL) {
-        throw CLibException(std::string("Can not render the text : ") + std::string(SDL_GetError()));
-    }
-
-    // Create the id.
-    unsigned int id;
-    glGenTextures(1, &id);
-    setId(id);
-
-    // Image format.
-    GLenum internalFormat(0);
-    GLenum externalFormat(0);
-
-    if (sdlSurface->format->BytesPerPixel == 3) {
-        // We use RGB as internal format.
-        internalFormat = GL_RGB;
-
-        // Choose the external format.
-        if (sdlSurface->format->Rmask == 0xff)
-            externalFormat = GL_RGB;
-        else
-            externalFormat = GL_BGR;
-    }
-    else if (sdlSurface->format->BytesPerPixel == 4) {
-        // We use RGBA as internal format.
-        internalFormat = GL_RGBA;
-
-        // Choose the external format.
-        if (sdlSurface->format->Rmask == 0xff)
-            externalFormat = GL_RGBA;
-        else
-            externalFormat = GL_BGRA;
-    }
-    else {
-        SDL_FreeSurface(sdlSurface);
-        throw CRuntimeException("Unknow image internal format.");
-    }
-
-    // Lock the texture to use it.
-    glBindTexture(GL_TEXTURE_2D, getId());
-
-    // Fill the GL texture.
-    glTexImage2D(GL_TEXTURE_2D, 0, internalFormat, sdlSurface->w, sdlSurface->h, 0, externalFormat, GL_UNSIGNED_BYTE, sdlSurface->pixels);
-
-    // Set filters : the near texture have a linear filter.
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-    // The far texture have a nearest filter, meaning no filter.
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-
-	// Unlock the texture.
-	glBindTexture(GL_TEXTURE_2D, 0);
-
-    // Free the font.
-    TTF_CloseFont(font);
-
-    // Free the surface.
-    SDL_FreeSurface(sdlSurface);
-}*/

src/Engine/Core/Systems/Graphics/Data/Font/CTextTexture.hpp

@@ -1,47 +0,0 @@
-/*#ifndef CTEXTTEXTURE_HPP
-#define CTEXTTEXTURE_HPP
-
-#include "../../../Controller/Exception/CLibException.hpp"
-#include "../../../Controller/Exception/CRuntimeException.hpp"
-#include "../../../Controller/Exception/CLogicException.hpp"
-#include "CAbstractTexture.hpp"
-
-#include <string>
-#include <SDL.h>
-#include <glm/glm.hpp>
-#include <SDL_ttf.h>
-#ifdef WIN32
-    #include <gl/glew.h>
-#else
-    #include <GL/glew.h>
-#endif
-
-class CTextTexture : CAbstractTexture {
-private:
-	// Path of the file.
-	std::string m_fontFilePath;
-
-	// The size of the font.
-	unsigned int m_fontSize;
-
-	// The color of the font.
-	glm::vec3 m_fontColor;
-
-	// The style of the font (x is bold, y is italic, z is underline, w is strikethrough).
-	glm::bvec4 m_fontStyle;
-
-	// The text to render.
-	std::string m_renderText;
-
-public:
-	CTextTexture(void) = delete;
-	CTextTexture(ETextureType type, std::string filePath, std::string text, unsigned int fontSize, glm::vec3 fontColor, glm::bvec4 fontStyle);
-	~CTextTexture() {};
-	std::string getFontFilePath(void);
-	void setFontFilePath(std::string filePath);
-	std::string getText(void);
-	void setText(std::string text);
-	virtual void init(void);
-};
-
-#endif*/

src/Engine/Core/Systems/Graphics/Data/Light/CLightsBuffer.hpp

@@ -35,7 +35,7 @@ class CLightsBuffer {
 
 public:
     CLightsBuffer() = default;
-    ~CLightsBuffer() { destroy(); }
+    ~CLightsBuffer() { }//destroy(); }
 
     CLightsBuffer(const CLightsBuffer&) = delete;
     CLightsBuffer& operator=(const CLightsBuffer&) = delete;

src/Engine/Core/Systems/Graphics/Data/Material/CMaterial2D.cpp

@@ -0,0 +1,149 @@
+#include "CMaterial2D.hpp"
+#include "../../../Resources/API/CResourceAPI.hpp"
+#include "../../Shader/Implementations/CShaderImplVulkan.hpp"
+#include "Core/Systems/Graphics/API/VulkanImplementation/VulkanImpl.hpp"
+#include <glm/gtc/matrix_transform.hpp>
+
+namespace CosmicCore {
+
+void CMaterial2D::build() {
+
+    if(isInit)
+    {
+        destroy();
+    }
+    VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
+    auto* device= static_cast<vk::raii::Device*>(api->getDevice());
+    auto shaderStages = shader->getShaderStages(0, vk::ShaderStageFlagBits::eVertex, vk::ShaderStageFlagBits::eFragment);
+
+    auto bindingDescription    = Vertex2D::getBindingDescription();
+    auto attributeDescriptions = Vertex2D::getAttributeDescriptions();
+    vk::PipelineVertexInputStateCreateInfo   vertexInputInfo{{}, 1, &bindingDescription, static_cast<uint32_t>(attributeDescriptions.size()), attributeDescriptions.data()};
+
+    vk::PipelineInputAssemblyStateCreateInfo inputAssembly{{},vk::PrimitiveTopology::eTriangleList};
+    vk::PipelineViewportStateCreateInfo      viewportState{{},1, {},1};
+
+    vk::PipelineRasterizationStateCreateInfo rasterizer{{},vk::False, vk::False, vk::PolygonMode::eFill,vk::CullModeFlagBits::eBack, vk::FrontFace::eCounterClockwise, vk::False, {}, {}, 1.0f, 1.0f};
+
+    vk::PipelineMultisampleStateCreateInfo multisampling{{}, vk::SampleCountFlagBits::e1, vk::False};
+
+    vk::PipelineColorBlendAttachmentState colorBlendAttachment{vk::False, {}, {}, {}, {}, {}, {}, vk::ColorComponentFlagBits::eR | vk::ColorComponentFlagBits::eG | vk::ColorComponentFlagBits::eB | vk::ColorComponentFlagBits::eA};
+
+    vk::PipelineColorBlendStateCreateInfo colorBlending{{},vk::False, vk::LogicOp::eCopy, 1, &colorBlendAttachment};
+
+    vk::PipelineDepthStencilStateCreateInfo depthStencil{{},
+        vk::True,
+        vk::True,
+        vk::CompareOp::eLess,
+        vk::False,
+        vk::False};
+
+    std::vector dynamicStates = {
+        vk::DynamicState::eViewport,
+        vk::DynamicState::eScissor};
+    vk::PipelineDynamicStateCreateInfo dynamicState{{}, static_cast<uint32_t>(dynamicStates.size()), dynamicStates.data()};
+
+    std::array<vk::DescriptorSetLayout, 3> layouts{
+        *api->getTransform2DLayout(), // set 0
+        *api->getMaterial2DLayout(),   // set 1
+        *api->getProjection2DLayout(),   // set 2
+
+    };
+
+    vk::PipelineLayoutCreateInfo pipelineLayoutInfo{{},3,layouts.data(), 0};
+
+    pipelineLayout = vk::raii::PipelineLayout(*static_cast<vk::raii::Device*>(api->getDevice()), pipelineLayoutInfo);
+
+    vk::StructureChain<vk::GraphicsPipelineCreateInfo, vk::PipelineRenderingCreateInfo> pipelineCreateInfoChain = {
+        {{},
+        2,
+        shaderStages.data(),
+        &vertexInputInfo,
+        &inputAssembly,
+        {}, 
+        &viewportState,
+        &rasterizer,
+        &multisampling,
+        &depthStencil,
+         &colorBlending,
+         &dynamicState,
+         pipelineLayout,
+         nullptr
+        },
+        {{},
+        1,
+         &api->getSwapChainFormat().format,
+         api->findDepthFormat()
+        }
+    };
+
+    pipeline = vk::raii::Pipeline(*static_cast<vk::raii::Device*>(api->getDevice()), nullptr, pipelineCreateInfoChain.get<vk::GraphicsPipelineCreateInfo>());
+
+    // descriptor sets du material (set 2)
+    for (uint32_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
+        m_descriptorSets[i] = api->getDescriptorPoolManager().allocate(
+            *api->getMaterial2DLayout()
+        );
+
+        std::vector<vk::WriteDescriptorSet> writes;
+
+        // binding 1 : albedo (si présent)
+        vk::DescriptorImageInfo albedoInfo;
+        if (m_texture) {
+            albedoInfo = {
+                *m_texture->getSampler(),
+                *m_texture->getImageView(),
+                vk::ImageLayout::eShaderReadOnlyOptimal
+            };
+            writes.push_back({
+                *m_descriptorSets[i].set,
+                1, 0, 1,
+                vk::DescriptorType::eCombinedImageSampler,
+                &albedoInfo
+            });
+        }
+        else if (m_font) {
+            albedoInfo = {
+                *m_font->getAtlas()->getSampler(),
+                *m_font->getAtlas()->getImageView(),
+                vk::ImageLayout::eShaderReadOnlyOptimal
+            };
+            writes.push_back({
+                *m_descriptorSets[i].set,
+                1, 0, 1,
+                vk::DescriptorType::eCombinedImageSampler,
+                &albedoInfo
+            });
+        }
+        else {
+            albedoInfo = {
+                api->getDefaultTexture()->getSampler(),
+                api->getDefaultTexture()->getImageView(),
+                vk::ImageLayout::eShaderReadOnlyOptimal
+            };
+            writes.push_back({
+                *m_descriptorSets[i].set,
+                1, 0, 1,
+                vk::DescriptorType::eCombinedImageSampler,
+                &albedoInfo
+            });
+        }
+
+        if (!writes.empty())
+            device->updateDescriptorSets(writes, {});
+    }
+    isInit = true;
+}
+
+void CMaterial2D::destroy() {
+    VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
+
+    api->destroyPipeline(pipeline, pipelineLayout);
+
+    // descriptor sets
+    for (uint32_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
+        api->destroyDescriptorSet(m_descriptorSets[i], i);
+    }
+}
+
+} // namespace CosmicCore

src/Engine/Core/Systems/Graphics/Data/Material/CMaterial2D.hpp

@@ -0,0 +1,48 @@
+#ifndef CUIPIPELINE_HPP
+#define CUIPIPELINE_HPP
+
+#include "Core/Systems/Graphics/API/VulkanImplementation/Constants.hpp"
+#include "Core/Systems/Graphics/API/VulkanImplementation/ManagedDescriptorSet.hpp"
+#include "Core/Systems/Graphics/Data/Font/CFont.hpp"
+#include "Core/Systems/Graphics/Data/Texture/CTexture.hpp"
+#include "Core/Systems/Graphics/Shader/Implementations/CShaderImplVulkan.hpp"
+#include <vulkan/vulkan_raii.hpp>
+
+namespace CosmicCore {
+
+    class CMaterial2D {
+        private:
+
+
+        public:
+            glm::vec4     m_color        = {1, 1, 1, 1};
+            CTexture*     m_texture      = nullptr;
+            CFont*        m_font         = nullptr;
+            bool          m_alphaBlend   = true;
+
+            bool isInit = false;
+            CTexture* texture = nullptr;
+            CShaderImplVulkan* shader;
+            vk::raii::PipelineLayout pipelineLayout = nullptr;
+            vk::raii::Pipeline pipeline = nullptr;
+            std::array<ManagedDescriptorSet, MAX_FRAMES_IN_FLIGHT> m_descriptorSets;
+            void build();
+            void destroy();
+            
+            vk::raii::Pipeline&            getPipeline()        { return pipeline; }
+            vk::raii::PipelineLayout&      getPipelineLayout()  { return pipelineLayout; }
+            vk::raii::DescriptorSet& getDescriptorSet(uint32_t frameIndex) {
+                return m_descriptorSets[frameIndex].set;
+            }
+
+            CMaterial2D() = default;
+            ~CMaterial2D() { destroy(); }
+        
+            CMaterial2D(CMaterial2D&&) = default;
+            CMaterial2D& operator=(CMaterial2D&&) = default;
+            CMaterial2D(const CMaterial2D&) = delete;
+            CMaterial2D& operator=(const CMaterial2D&) = delete;
+    };
+}
+
+#endif

src/Engine/Core/Systems/Graphics/Data/Mesh/CMesh.cpp

@@ -14,8 +14,6 @@ void CMesh::destroy()
 {
 	VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
     api->destroyBuffer(vertexIndexBuffer, api->getCurrentFrameIndex());
-    /*if (api && vertexIndexBuffer.buffer != VK_NULL_HANDLE)
-        vmaDestroyBuffer(api->getAllocator(), vertexIndexBuffer.buffer, vertexIndexBuffer.allocation);*/
 }
 std::vector<SVertex>& CMesh::getVertices(void) {
 	return m_vertexes;
@@ -34,22 +32,6 @@ std::vector<uint32_t>& CMesh::getIndexes(void){
 	return m_indexes;
 }
 
-/*void CMesh::load(void) {
-	vk::BufferCreateInfo bufferInfo{{},sizeof(m_vertexes[0]) * m_vertexes.size(), vk::BufferUsageFlagBits::eVertexBuffer, vk::SharingMode::eExclusive};
-	VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
-	vertexBuffer = vk::raii::Buffer(*static_cast<vk::raii::Device*>(api->getDevice()), bufferInfo);
-
-	vk::MemoryRequirements memRequirements = vertexBuffer.getMemoryRequirements();
-	vk::MemoryAllocateInfo memoryAllocateInfo{memRequirements.size, api->findMemoryType(memRequirements.memoryTypeBits, vk::MemoryPropertyFlagBits::eHostVisible | vk::MemoryPropertyFlagBits::eHostCoherent)};
-	vertexBufferMemory = vk::raii::DeviceMemory(*static_cast<vk::raii::Device*>(api->getDevice()), memoryAllocateInfo);
-
-	vertexBuffer.bindMemory(*vertexBufferMemory, 0);
-
-	void *data = vertexBufferMemory.mapMemory(0, bufferInfo.size);
-	memcpy(data, m_vertexes.data(), bufferInfo.size);
-	vertexBufferMemory.unmapMemory();
-}*/
-
 void CMesh::load(void) {
     VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
     VmaAllocator allocator = api->getAllocator();
@@ -101,7 +83,3 @@ void CMesh::load(void) {
     // 5. détruire le staging buffer
     vmaDestroyBuffer(allocator, stagingBuffer.buffer, stagingBuffer.allocation);
 }
-
-/*void CMesh::draw(glm::mat4 model, glm::mat4 view, glm::mat4 projection, glm::vec3 lightPos, float intensity) {
-
-}*/

src/Engine/Core/Systems/Graphics/Data/Mesh/CMesh.hpp

@@ -21,8 +21,6 @@ private:
     VkDeviceSize m_indexOffset  = 0;
     uint32_t m_indexCount       = 0;
 
-    //CMaterial* m_material;
-
 public:
 
     CMesh(void);
@@ -35,13 +33,8 @@ public:
     void setVertices(std::vector<SVertex> vertices);
     void setIndexes(std::vector<uint32_t> indexes);
     
-    //void setMaterial(CMaterial* mat){m_material = mat;};
-    
     void load(void);
 
-    //void draw(glm::mat4 model, glm::mat4 view, glm::mat4 projection, glm::vec3 lightPos, float intensity);
-
-    //CMaterial* getMaterial(){return m_material;};
     VMABuffer& getVertexIndexBuffer(){return vertexIndexBuffer;};
     VkDeviceSize getVertexOffset(){return m_vertexOffset;}
     VkDeviceSize getIndexOffset(){return m_indexOffset;};

src/Engine/Core/Systems/Graphics/Data/Mesh/CMesh2D.cpp

@@ -0,0 +1,157 @@
+#include "CMesh2D.hpp"
+#include "../../API/VulkanImplementation/VulkanImpl.hpp"
+#include "Core/Systems/Graphics/Data/Mesh/SVertex.hpp"
+#include <vulkan/vulkan_core.h>
+#include <vulkan/vulkan_raii.hpp>
+namespace CosmicCore {
+
+    CMesh2D::CMesh2D(void) :
+        m_vertexes() {
+    }
+    
+    CMesh2D::~CMesh2D(void) {
+        destroy();
+    }
+    
+    void CMesh2D::destroy()
+    {
+        VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
+        api->destroyBuffer(vertexIndexBuffer, api->getCurrentFrameIndex());
+    }
+    std::vector<Vertex2D>& CMesh2D::getVertices(void) {
+        return m_vertexes;
+    }
+    
+    
+    void CMesh2D::setVertices(std::vector<Vertex2D> vertices)
+    {
+        m_vertexes = vertices;
+    }
+    void CMesh2D::setIndexes(std::vector<uint32_t> indexes){
+        m_indexes = indexes;
+    }
+    
+    std::vector<uint32_t>& CMesh2D::getIndexes(void){
+        return m_indexes;
+    }
+    
+    void CMesh2D::load(void) {
+        VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
+        VmaAllocator allocator = api->getAllocator();
+    
+        VkDeviceSize vertexSize = sizeof(m_vertexes[0]) * m_vertexes.size();
+        VkDeviceSize indexSize  = sizeof(m_indexes[0])  * m_indexes.size();
+        VkDeviceSize totalSize  = vertexSize + indexSize;
+    
+        // 1. staging buffer - CPU visible, temporaire
+        VkBufferCreateInfo stagingBufferInfo{};
+        stagingBufferInfo.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
+        stagingBufferInfo.size  = totalSize;
+        stagingBufferInfo.usage = VK_BUFFER_USAGE_TRANSFER_SRC_BIT;
+    
+        VmaAllocationCreateInfo stagingAllocInfo{};
+        stagingAllocInfo.usage = VMA_MEMORY_USAGE_CPU_ONLY;
+        stagingAllocInfo.flags = VMA_ALLOCATION_CREATE_MAPPED_BIT;
+    
+        VMABuffer stagingBuffer;
+        VmaAllocationInfo stagingInfo{};
+        vmaCreateBuffer(allocator, &stagingBufferInfo, &stagingAllocInfo,
+                        &stagingBuffer.buffer, &stagingBuffer.allocation, &stagingInfo);
+    
+        // 2. copie des données CPU → staging
+        memcpy(stagingInfo.pMappedData, m_vertexes.data(), vertexSize);
+        memcpy((char*)stagingInfo.pMappedData + vertexSize, m_indexes.data(), indexSize);
+        vmaFlushAllocation(allocator, stagingBuffer.allocation, 0, VK_WHOLE_SIZE);
+    
+        // 3. vertex buffer final - DEVICE_LOCAL, rapide
+        VkBufferCreateInfo vertexBufferInfo{};
+        vertexBufferInfo.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
+        vertexBufferInfo.size  = totalSize;
+        vertexBufferInfo.usage = VK_BUFFER_USAGE_VERTEX_BUFFER_BIT 
+                               | VK_BUFFER_USAGE_INDEX_BUFFER_BIT
+                               | VK_BUFFER_USAGE_TRANSFER_DST_BIT;
+    
+        VmaAllocationCreateInfo vertexAllocInfo{};
+        vertexAllocInfo.usage = VMA_MEMORY_USAGE_GPU_ONLY;
+    
+        vmaCreateBuffer(allocator, &vertexBufferInfo, &vertexAllocInfo,
+                        &vertexIndexBuffer.buffer, &vertexIndexBuffer.allocation, nullptr);
+    
+        // 4. copie GPU staging → vertex buffer via command buffer
+        api->copyBuffer(stagingBuffer.buffer, vertexIndexBuffer.buffer, totalSize);
+    
+        m_vertexOffset = 0;
+        m_indexOffset  = vertexSize;
+        m_indexCount   = m_indexes.size();
+        // 5. détruire le staging buffer
+        vmaDestroyBuffer(allocator, stagingBuffer.buffer, stagingBuffer.allocation);
+    }
+
+    glm::vec2 CMesh2D::buildFromText(CFont* font, const std::string& text) 
+    {
+        //destroy check before load if text is edited ?
+        if (!font || text.empty()) {
+        setVertices({});
+        setIndexes({});
+        return {0.0f, 0.0f};
+        }
+
+        std::vector<Vertex2D> vertices;
+        std::vector<uint32_t> indices;
+
+        float scale     = font->getMetrics().emSize;
+        float cursorX   = 0.0f;
+        float cursorY   = 0.0f;
+        float maxWidth  = 0.0f;
+        int   lineCount = 1;
+
+        for (char c : text) {
+        if (c == '\n') {
+        maxWidth   = std::max(maxWidth, cursorX);
+        cursorX    = 0.0f;
+        cursorY   += font->getMetrics().lineHeight * scale;
+        lineCount++;
+        continue;
+        }
+
+        const SGlyph* glyph = font->getGlyph((uint32_t)c);
+        if (!glyph) continue;
+
+        // positions des coins du quad (espace local au mesh)
+        glm::vec2 p0 = {
+        cursorX + glyph->planeMin.x * scale,
+        cursorY - glyph->planeMax.y * scale
+        };
+        glm::vec2 p1 = {
+        cursorX + glyph->planeMax.x * scale,
+        cursorY - glyph->planeMin.y * scale
+        };
+
+        // UVs dans l'atlas — flip V pour Vulkan
+        glm::vec2 uv0 = {glyph->atlasMin.x, 1.0f - glyph->atlasMax.y};
+        glm::vec2 uv1 = {glyph->atlasMax.x, 1.0f - glyph->atlasMin.y};
+
+        uint32_t base = (uint32_t)vertices.size();
+
+        vertices.push_back({{p0.x, p0.y}, {uv0.x, uv0.y}, {1, 1, 1, 1}});
+        vertices.push_back({{p1.x, p0.y}, {uv1.x, uv0.y}, {1, 1, 1, 1}});
+        vertices.push_back({{p1.x, p1.y}, {uv1.x, uv1.y}, {1, 1, 1, 1}});
+        vertices.push_back({{p0.x, p1.y}, {uv0.x, uv1.y}, {1, 1, 1, 1}});
+
+        indices.insert(indices.end(),
+        {base, base+1, base+2, base+2, base+3, base});
+
+        cursorX += glyph->advance * scale;
+        }
+
+        maxWidth = std::max(maxWidth, cursorX);
+        float totalHeight = lineCount * font->getMetrics().lineHeight * scale;
+
+        setVertices(vertices);
+        setIndexes(indices);
+        load(); // upload GPU
+
+        return {maxWidth, totalHeight};
+    }
+
+}

src/Engine/Core/Systems/Graphics/Data/Mesh/CMesh2D.hpp

@@ -0,0 +1,43 @@
+#ifndef CMESH2D_HPP
+#define CMESH2D_HPP
+
+#include "Core/Systems/Graphics/API/VulkanImplementation/VMABuffer.hpp"
+#include "Core/Systems/Graphics/Data/Font/CFont.hpp"
+#include "Core/Systems/Graphics/Data/Mesh/SVertex.hpp"
+namespace CosmicCore {
+    class CMesh2D
+    {
+        private:
+            std::vector<Vertex2D> m_vertexes;
+            std::vector<uint32_t> m_indexes;
+
+            VMABuffer vertexIndexBuffer;
+            VkDeviceSize m_vertexOffset = 0;
+            VkDeviceSize m_indexOffset  = 0;
+            uint32_t m_indexCount       = 0;
+
+        public:
+
+            CMesh2D(void);
+
+            ~CMesh2D(void);
+            
+            std::vector<Vertex2D>& getVertices(void);
+            std::vector<uint32_t>& getIndexes(void);
+
+            void setVertices(std::vector<Vertex2D> vertices);
+            void setIndexes(std::vector<uint32_t> indexes);
+            
+            void load(void);
+
+            VMABuffer& getVertexIndexBuffer(){return vertexIndexBuffer;};
+            VkDeviceSize getVertexOffset(){return m_vertexOffset;}
+            VkDeviceSize getIndexOffset(){return m_indexOffset;};
+            uint32_t getIndexCount(){return m_indexCount;};
+            void destroy();
+
+            glm::vec2 buildFromText(CFont* font, const std::string& text);
+    };
+}
+
+#endif

src/Engine/Core/Systems/Graphics/Data/Mesh/SVertex.hpp

@@ -67,4 +67,30 @@ typedef struct SVertex{
 
 } Vertex;
 
+/**
+ * @brief the struct Vertex, use to represent vertex and vertex attribute.
+ */
+ typedef struct SVertex2D{
+
+    glm::vec2 m_position;
+    glm::vec2 m_uv;
+    glm::vec4 m_color;
+
+
+    static vk::VertexInputBindingDescription getBindingDescription() {
+        return { 0, sizeof(SVertex2D), vk::VertexInputRate::eVertex };
+    }
+
+    static std::array<vk::VertexInputAttributeDescription, 3> getAttributeDescriptions() {
+        return {{
+            {0, 0, vk::Format::eR32G32Sfloat,       offsetof(SVertex2D, m_position)},
+            {1, 0, vk::Format::eR32G32Sfloat,       offsetof(SVertex2D, m_uv)},
+            {2, 0, vk::Format::eR32G32B32A32Sfloat, offsetof(SVertex2D, m_color)}
+        }};
+    }
+
+} Vertex2D;
+
+
+
 #endif

src/Engine/Core/Systems/Graphics/Data/Model/CModel.cpp

@@ -8,22 +8,6 @@ CModel::CModel(std::vector<MeshMaterial> meshes) :
 CModel::~CModel(void) {
 }
 
-/*void CModel::load(void) {
-	// For each meshes of the model.
-	for (unsigned int i = 0; i < m_meshes.size(); i++) {
-		m_meshes[i]->load();
-	}
-
-	m_loaded = true;
-}*/
-
-/*void CModel::draw(glm::mat4 model, glm::mat4 view, glm::mat4 projection, glm::vec3 lightPos, float intensity) {
-	// For each meshes of the model.
-	for (unsigned int i = 0; i < m_meshes.size(); i++) {
-		m_meshes[i]->draw(model, view, projection, lightPos, intensity);
-	}
-}*/
-
 std::vector<MeshMaterial>& CModel::getMeshMaterials()
 {
 	return m_meshes;

src/Engine/Core/Systems/Graphics/Data/Model/CModel2D.cpp

@@ -0,0 +1,28 @@
+#include "CModel2D.hpp"
+
+namespace CosmicCore {
+
+    CModel2D::CModel2D(std::vector<MeshMaterial2D> meshes) :
+        m_meshes(meshes),
+        m_loaded(false) {
+    }
+    
+    CModel2D::~CModel2D(void) {
+    }
+    
+    std::vector<MeshMaterial2D>& CModel2D::getMeshMaterials()
+    {
+        return m_meshes;
+    }
+    
+    void CModel2D::setMeshMaterials(std::vector<MeshMaterial2D> meshes)
+    {
+        m_meshes = meshes;
+    }
+    
+    bool CModel2D::isLoaded()
+    {
+        return m_loaded;
+    }
+    
+}

src/Engine/Core/Systems/Graphics/Data/Model/CModel2D.hpp

@@ -0,0 +1,36 @@
+#ifndef CMODEL2D_HPP
+#define CMODEL2D_HPP
+
+#include "Core/Systems/Graphics/Data/Material/CMaterial2D.hpp"
+#include "Core/Systems/Graphics/Data/Mesh/CMesh2D.hpp"
+namespace CosmicCore {
+    struct MeshMaterial2D{
+        CMesh2D* mesh = nullptr;
+        CMaterial2D* material = nullptr;
+    };
+
+    class CModel2D {
+        private:
+        
+            std::vector<MeshMaterial2D> m_meshes;
+        
+            bool m_loaded;
+        
+        public:
+        
+            CModel2D(void) = delete;
+        
+            CModel2D(std::vector<MeshMaterial2D> meshes);
+        
+            ~CModel2D(void);        
+        
+            std::vector<MeshMaterial2D>& getMeshMaterials(void);
+        
+            void setMeshMaterials(std::vector<MeshMaterial2D> meshes);
+        
+            bool isLoaded(void);
+            
+        };
+}
+
+#endif

src/Engine/Core/Systems/Graphics/Data/Texture/CTexture.cpp

@@ -1,6 +1,7 @@
 #include "CTexture.hpp"
 
 #include "../../API/VulkanImplementation/VulkanImpl.hpp"
+#include <iostream>
 
 CTexture::CTexture(std::string filePath) :
 	m_filePath(filePath) {
@@ -20,9 +21,8 @@ void CTexture::init(void) {
     // Read the image file.
     SDL_Surface* sdlSurface = IMG_Load(m_filePath.c_str());
 
-    if(sdlSurface == nullptr)
+    if (!sdlSurface) {
-    {
+        throw std::runtime_error("Failed to load: " + m_filePath);
-        //error here
     }   
     
     SDL_PixelFormat sdlFormat = sdlSurface->format;
@@ -50,7 +50,7 @@ void CTexture::init(void) {
     m_height = converted->h;
     VkDeviceSize imageSize = m_width * m_height * 4;
 
-    // 2. staging buffer
+    // staging buffer
     VkBufferCreateInfo stagingBufferInfo{};
     stagingBufferInfo.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
     stagingBufferInfo.size  = imageSize;
@@ -69,7 +69,7 @@ void CTexture::init(void) {
     // Free the surface.
     SDL_DestroySurface(converted);
 
-    // 3. crée l'image GPU
+    // crée l'image GPU
     api->createImage(
         m_width, m_height,
         m_format,
@@ -80,7 +80,7 @@ void CTexture::init(void) {
         m_textureImageMemory
     );
 
-    // 4. transitions et copie
+    // transitions et copie
     api->transitionImageLayout(m_textureImage,
         vk::ImageLayout::eUndefined,
         vk::ImageLayout::eTransferDstOptimal);
@@ -108,10 +108,10 @@ void CTexture::init(void) {
 
     vmaDestroyBuffer(api->getAllocator(), stagingBuffer.buffer, stagingBuffer.allocation);
 
-    // 5. image view
+    // image view
     m_imageView = api->createImageView(m_textureImage, m_format, vk::ImageAspectFlagBits::eColor);
 
-    // 6. sampler
+    // sampler
     vk::SamplerCreateInfo samplerInfo{};
     samplerInfo.magFilter    = vk::Filter::eLinear;
     samplerInfo.minFilter    = vk::Filter::eLinear;
@@ -134,7 +134,7 @@ void CTexture::initDefaultTexture()
     VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
     auto* device= static_cast<vk::raii::Device*>(api->getDevice());
 
-    // pixel blanc 1x1 RGBA
+    // pixel rouge RGBA
     uint32_t whitePixel = 0x00000ff0;
     uint32_t width  = 1;
     uint32_t height = 1;

src/Engine/Core/Systems/Graphics/UserInterface/CUIWorld.hpp

@@ -0,0 +1 @@
+//TODO ???????

src/Engine/Core/Systems/Input/CInputDispatcher.cpp

@@ -2,6 +2,8 @@
 #include "../../Scene/CScene.hpp"
 #include "../../Component/Input/CInputManager.hpp"
 #include "Core/Systems/Input/API/CInputAPI.hpp"
+#include <SDL3/SDL_events.h>
+#include <SDL3/SDL_mouse.h>
 #include <fstream>
 namespace CosmicCore {
 
@@ -21,6 +23,10 @@ namespace CosmicCore {
 
         // reset souris relative après dispatch
         m_mouseRelative = {0, 0};
+        genericLeftMouseButtonJustClicked = false;
+        genericLeftMouseButtonJustReleased = false;
+        genericRightMouseButtonJustClicked = false;
+        genericRightMouseButtonJustReleased = false;
     }
 
     void CInputDispatcher::processEvent(const SDL_Event& event)
@@ -46,6 +52,25 @@ namespace CosmicCore {
                 }
                 break;
             }
+
+            case SDL_EVENT_MOUSE_BUTTON_DOWN: {
+                switch (event.button.button) {
+                    case SDL_BUTTON_LEFT: genericLeftMouseButtonJustClicked = true; genericLeftMouseButtonJustReleased = false; break;
+                    case SDL_BUTTON_RIGHT: genericRightMouseButtonJustClicked = true; genericRightMouseButtonJustReleased = false; break;
+                    default: break;
+                }
+                break;
+            }
+            
+            case SDL_EVENT_MOUSE_BUTTON_UP: {
+                switch (event.button.button) {
+                    case SDL_BUTTON_LEFT: genericLeftMouseButtonJustReleased = true; genericLeftMouseButtonJustClicked = false; break;
+                    case SDL_BUTTON_RIGHT: genericRightMouseButtonJustReleased = true; genericRightMouseButtonJustClicked = false; break;
+                    default: break;
+                }
+                break;
+            }
+
             case SDL_EVENT_MOUSE_MOTION: {
                 m_mouseRelative = {event.motion.xrel, event.motion.yrel};
                 m_mousePosition = {event.motion.x,    event.motion.y};

src/Engine/Core/Systems/Input/CInputDispatcher.hpp

@@ -19,6 +19,12 @@ namespace CosmicCore {
             glm::vec2 m_mouseRelative = {0, 0};
             glm::vec2 m_mousePosition = {0, 0};
             CInputMapping m_mapping;
+            //Todo left and right click ? 
+            bool genericLeftMouseButtonJustClicked = false;
+            bool genericLeftMouseButtonJustReleased = false;
+
+            bool genericRightMouseButtonJustClicked = false;
+            bool genericRightMouseButtonJustReleased = false;
 
         public:
             CInputDispatcher() {}
@@ -28,6 +34,11 @@ namespace CosmicCore {
 
             void processEvent(const SDL_Event& event);
 
+            bool isLeftMouseButtonJustClicked() const {return genericLeftMouseButtonJustClicked;};
+            bool isLeftMouseButtonJustReleased() const {return genericLeftMouseButtonJustReleased;};
+            bool isRightMouseButtonJustClicked() const {return genericRightMouseButtonJustClicked;};
+            bool isRightMouseButtonJustReleased() const {return genericRightMouseButtonJustReleased;};
+
             glm::vec2 getMouseRelative()            const { return m_mouseRelative; }
             glm::vec2 getMousePosition()            const { return m_mousePosition; }
             float getSensitivity()                  const { return m_mapping.getMouseSensitivity(); }

src/Engine/Core/Systems/Resources/CResourceManager.hpp

@@ -7,6 +7,7 @@
 #include "Audio/CAudioManager.hpp"
 #include "Shader/CShadersManager.hpp"
 #include "Texture/CTextureManager.hpp"
+#include "Font/CFontManager.hpp"
 
 class CResourceManager{
     private:
@@ -16,6 +17,10 @@ class CResourceManager{
         CTextureManager m_textureManager;
         CAudioManager m_audioManager;
         CShadersManager m_shaderManager;
+        CFontManager m_fontManager;
+        CModel2DManager m_model2DManager;
+        CMaterial2DManager m_material2DManager;
+        CMesh2DManager m_mesh2DManager;
     public:
         CModelManager&    models()    { return m_modelManager; }
         CMeshManager&     meshes()    { return m_meshManager; }
@@ -23,6 +28,10 @@ class CResourceManager{
         CTextureManager&  textures()  { return m_textureManager; }
         CAudioManager&  sounds()  { return m_audioManager; }
         CShadersManager&  shaders()  { return m_shaderManager; }
+        CFontManager&  fonts() { return m_fontManager; }
+        CModel2DManager& models2D() {return m_model2DManager;}
+        CMaterial2DManager& materials2D() {return m_material2DManager;}
+        CMesh2DManager&     meshes2D()    { return m_mesh2DManager; }
 
         const CModelManager&    models()    const { return m_modelManager; }
         const CMeshManager&     meshes()    const { return m_meshManager; }
@@ -30,6 +39,10 @@ class CResourceManager{
         const CTextureManager&  textures()  const { return m_textureManager; }
         const CAudioManager&  sounds() const { return m_audioManager; }
         const CShadersManager&  shaders() const { return m_shaderManager; }
+        const CFontManager&  fonts() const { return m_fontManager; }
+        const CModel2DManager& models2D() const {return m_model2DManager;}
+        const CMaterial2DManager& materials2D() const {return m_material2DManager;}
+        const CMesh2DManager&     meshes2D()    const { return m_mesh2DManager; }
 
         void cleanup() {
             m_modelManager.clear();
@@ -37,6 +50,10 @@ class CResourceManager{
             m_meshManager.clear();
             m_textureManager.clear();
             m_audioManager.clear();
+            m_fontManager.clear();
+            m_model2DManager.clear();
+            m_material2DManager.clear();
+            m_mesh2DManager.clear();
             m_shaderManager.clear();
         }
 };

src/Engine/Core/Systems/Resources/Font/CFontManager.hpp

@@ -0,0 +1,48 @@
+#ifndef CFONTMANAGER_HPP
+#define CFONTMANAGER_HPP
+
+#include "../../Graphics/Data/Font/CFont.hpp"
+
+#include "../CAbstractResourceManager.hpp"
+#include <filesystem>
+#include <optional>
+#include <stdexcept>
+
+class CFontManager : public CAbstractResourceManager<CosmicCore::CFont>
+{
+    public:
+
+        CosmicCore::CFont* loadFont(const std::string& path) {
+            auto cached = get(path);
+            if (cached) return cached.value();
+            std::optional<std::string> jsonPath = std::nullopt;
+            std::optional<std::string> pngPath = std::nullopt;
+
+            for (const auto& entry : std::filesystem::directory_iterator(path)) 
+            {
+                if(entry.is_regular_file())
+                {
+                    // Converting the path to const char * in the
+                    // subsequent lines
+                    std::filesystem::path extension = entry.path().extension();
+                    if(extension == ".json")
+                    {
+                        jsonPath = entry.path().string();
+                    }
+                    else if(extension == ".png")
+                    {
+                        pngPath = entry.path().string();
+                    }
+                }
+            }
+            if(!jsonPath || !pngPath)
+            {
+                throw std::runtime_error("Font is not a valid folder. Must contain a json and a png");
+            }
+            auto font = std::make_unique<CosmicCore::CFont>();
+            font->init(*jsonPath, *pngPath);
+            return add(path, std::move(font));
+        }
+};
+
+ #endif

src/Engine/Core/Systems/Resources/Material/CMaterialManager.hpp

@@ -2,8 +2,10 @@
 #define CMATERIALMANAGER_HPP
 
 #include "../../Graphics/Data/Material/CMaterial.hpp"
+#include "../../Graphics/Data/Material/CMaterial2D.hpp"
 
 #include "../CAbstractResourceManager.hpp"
+#include "Core/Systems/Graphics/Data/Texture/CTexture.hpp"
 
 class CMaterialManager : public CAbstractResourceManager<CMaterial>
 {
@@ -21,5 +23,75 @@ class CMaterialManager : public CAbstractResourceManager<CMaterial>
             return add(key, std::move(mat));
         }
 };
+using namespace CosmicCore;
+class CMaterial2DManager : public CAbstractResourceManager<CMaterial2D>
+{
+    public:
+        /*CMaterial2D* createRectMaterial(const std::string& key,
+                                        glm::vec4 color,
+                                        CShaderImplVulkan* shader)
+        {
+            auto mat          = std::make_unique<CosmicCore::CMaterial2D>();
+            mat->m_shapeType = E2DShapeType::Rect;
+            mat->shader       = shader;
+            mat->m_color = color;
+            mat->build();
+            return add(key, std::move(mat));
+        }
+
+        CMaterial2D* createCircleMaterial(const std::string& key,
+                                glm::vec4 color,
+                                CShaderImplVulkan* shader)
+        {
+            auto mat          = std::make_unique<CosmicCore::CMaterial2D>();
+            mat->m_shapeType = E2DShapeType::Circle;
+            mat->shader       = shader;
+            mat->m_color = color;
+            mat->build();
+            return add(key, std::move(mat));
+        }
+
+        CMaterial2D* createRoundedRectMaterial(const std::string& key,
+                                    glm::vec4 color,
+                                    float radius,
+                                    CShaderImplVulkan* shader)
+        {
+            auto mat          = std::make_unique<CosmicCore::CMaterial2D>();
+            mat->m_shapeType = E2DShapeType::RoundedRect;
+            mat->shader       = shader;
+            mat->m_color = color;
+            mat->m_cornerRadius = radius;
+            mat->build();
+            return add(key, std::move(mat));
+        }
+
+        CMaterial2D* createTextureMaterial(const std::string& key,
+                                        glm::vec4 color,
+                                        CTexture* texture,
+                                        CShaderImplVulkan* shader)
+        {
+            auto mat          = std::make_unique<CosmicCore::CMaterial2D>();
+            mat->m_shapeType = E2DShapeType::Rect;
+            mat->shader       = shader;
+            mat->m_color = color;
+            mat->m_texture = texture;
+            mat->build();
+            return add(key, std::move(mat));
+        }
+
+        CMaterial2D* createText(const std::string& key,
+            glm::vec4 color,
+            CFont* font,
+            CShaderImplVulkan* shader)
+        {
+            auto mat          = std::make_unique<CMaterial2D>();
+            mat->m_shapeType = E2DShapeType::Rect;
+            mat->shader       = shader;
+            mat->m_color = color;
+            mat->m_font = font;
+            mat->build();
+            return add(key, std::move(mat));
+        }*/
+};
 
  #endif

src/Engine/Core/Systems/Resources/Mesh/CMeshManager.hpp

@@ -2,10 +2,16 @@
 #define CMESHMANAGER_HPP
 
 #include "../../Graphics/Data/Mesh/CMesh.hpp"
+#include "../../Graphics/Data/Mesh/CMesh2D.hpp"
+
 #include "../CAbstractResourceManager.hpp"
 
 class CMeshManager : public CAbstractResourceManager<CMesh>
 {
+};
+
+class CMesh2DManager : public CAbstractResourceManager<CosmicCore::CMesh2D>
+{
 };
 
  #endif

src/Engine/Core/Systems/Resources/Model/CModelManager.hpp

@@ -2,10 +2,16 @@
 #define CMODELMANAGER_HPP
 
 #include "../../Graphics/Data//Model/CModel.hpp"
+#include "../../Graphics/Data//Model/CModel2D.hpp"
 
 #include "../CAbstractResourceManager.hpp"
+
 class CModelManager : public CAbstractResourceManager<CModel>
 {
+};
+
+class CModel2DManager : public CAbstractResourceManager<CosmicCore::CModel2D>
+{
 };
 
  #endif

src/Engine/Core/Systems/Scripts/API/CScriptAPI.cpp

@@ -1,5 +1,6 @@
 #include "CScriptAPI.hpp"
 #include <dlfcn.h>
+#include <iostream>
 
 namespace CosmicCore {
     CScriptRegistry CScriptAPI::scriptRegistry;
@@ -11,6 +12,10 @@ namespace CosmicCore {
             auto registerFunc = (void(*)(CScriptRegistry* reg))dlsym(lib, "registerAllScripts");
             registerFunc(&CScriptAPI::scripts());  // Passer l'API à la lib
         }
+        else {
+            std::cout << "dlopen failed: " << dlerror() << std::endl;
+            throw std::runtime_error("Failed to load script module");
+        }
     }
 
 }

src/Engine/Utils/Factory/CEntityFactory.cpp

@@ -60,6 +60,41 @@ CEntity create(CScene* scene, EntityConfig& config) {
     return entity;
 }
 
+CEntity create(CScene* scene, Entity2DConfig& config) {
+    auto entity = scene->createEntity();
+    ComponentFactory::addMetaData(entity, config.name, config.description);
+    auto& transform = config.transformConfig;
+    auto& camera = config.cameraConfig;
+    auto& collider = config.colliderConfig;
+    auto& renderer = config.rendererConfig;
+    auto& script = config.scriptConfig;
+
+    if(transform.has_value())
+    {
+        ComponentFactory::addTransform2D(entity, *transform);
+    }
+    if(renderer.has_value())
+    {
+        ComponentFactory::addRenderer2D(entity, *renderer);
+    }
+    if(collider.has_value())
+    {
+        ComponentFactory::addCollider2D(entity, *collider);
+    }
+
+    if(camera.has_value())
+    {
+        ComponentFactory::addCamera2D(entity, *camera);
+    }
+
+    if(script.has_value())
+    {
+        ComponentFactory::addScript(entity, *script);
+    }
+    return entity;
+}
+
+
 /*CEntity* CEntityFactory::createCylinder(CScene* e, const EntityConfig& config) {
     std::string name = "Cylindre" + std::to_string(CEntity::entityNumber);
     CEntity* cylindre = new CEntity(name, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(1.0f, 1.0f, 1.0f), glm::vec3(0.0f, 0.0f, 0.0f));

src/Engine/Utils/Factory/CEntityFactory.hpp

@@ -23,7 +23,18 @@ namespace CosmicUtils {
             std::optional<RelationshipConfig> relationshipConfig = std::nullopt;
         };
 
+        struct Entity2DConfig {
+            std::string   name          = "Entity";
+            std::string   description   = "";
+            std::optional<Transform2DConfig> transformConfig = std::nullopt;
+            std::optional<Camera2DConfig> cameraConfig = std::nullopt;
+            std::optional<Renderer2DConfig> rendererConfig = std::nullopt;
+            std::optional<Collider2DConfig> colliderConfig = std::nullopt;
+            std::optional<ScriptConfig> scriptConfig = std::nullopt;
+        };
+
         CEntity create(CScene* e, EntityConfig& config);
+        CEntity create(CScene* e, Entity2DConfig& config);
 
         /*CEntity createSphere(CScene* e, const EntityConfig& config);
 

src/Engine/Utils/Factory/ComponentFactory.cpp

@@ -1,6 +1,9 @@
 #include "ComponentFactory.hpp"
 #include "../../Core/Systems/Graphics/Data/CModelLoader.hpp"
 #include "../../Core/Systems/Resources/API/CResourceAPI.hpp"
+#include "Core/Component/Camera/CCamera2D.hpp"
+#include "Core/Component/Collider/CCollider2D.hpp"
+#include "Core/Component/Geometry/CTransform2D.hpp"
 #include "Core/Component/Light/CLight.hpp"
 
 namespace CosmicUtils {
@@ -170,7 +173,6 @@ namespace CosmicUtils {
 
         CLight& addLight(CEntity& entity, LightConfig& lightConfig)
         {
-            auto& rm  = CResourceAPI::resources();
             auto& reg = entity.getRegistry();
             if (!reg.registry.all_of<CTransform>(*entity))
                 throw std::runtime_error("addLight requires a CTransform on the entity");
@@ -187,6 +189,60 @@ namespace CosmicUtils {
             return light;
         }
 
+        CCamera2D& addCamera2D(CEntity& entity, Camera2DConfig& cameraConfig)
+        {
+            VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
+            auto& reg = entity.getRegistry();
+
+            // CTransform obligatoire pour la caméra
+            if (!reg.registry.all_of<CTransform2D>(*entity))
+                throw std::runtime_error("addCamera2D requires a CTransform2D on the entity");
+            
+            auto& transform = reg.registry.get<CTransform2D>(*entity);
+            auto& camera = reg.registry.emplace<CCamera2D>(*entity, entity);
+            camera.initUniformBuffer(api->getAllocator());
+            camera.updateUniformBuffer(0, transform);
+            camera.updateUniformBuffer(1, transform);
+            return camera;
+        }
+
+        CCollider2D& addCollider2D(CEntity& entity, Collider2DConfig& colliderConfig)
+        {
+            auto& reg = entity.getRegistry();
+            auto& collider = reg.registry.emplace<CCollider2D>(*entity, entity, colliderConfig.shape);
+            return collider;
+        }
+
+        CTransform2D& addTransform2D(CEntity& entity, Transform2DConfig& transformConfig)
+        {
+            VulkanImpl* api = dynamic_cast<VulkanImpl*>(GraphicsAPI::getAPI().get());
+
+            auto& reg = entity.getRegistry();
+            auto& transform = reg.registry.emplace<CTransform2D>(*entity, entity);
+            transform.setSize(transformConfig.m_size);
+            transform.setPivot(transformConfig.m_pivot);
+            transform.setPosition(transformConfig.m_position);
+            transform.setScale(transformConfig.m_scale);
+            transform.setRotation(transformConfig.m_rotation);
+            transform.setVisible(transformConfig.m_visible);
+            transform.setZOrder(transformConfig.m_zOrder);
+            transform.initUniformBuffer(api->getAllocator());
+            transform.updateUniformBuffer(0);
+            transform.updateUniformBuffer(1);
+            return transform;
+        }
+
+        CRenderer2D& addRenderer2D(CEntity& entity, Renderer2DConfig& rendererConfig)
+        {
+            auto& reg = entity.getRegistry();
+        
+            Model2DLoadConfig config;
+            config.shaderName = rendererConfig.shader;
+
+            CModel2D* model = CModelLoader::loadModel2D(rendererConfig.model, config);
+            return reg.registry.emplace<CRenderer2D>(*entity, entity, model);
+        }
+
 
     }
 }

src/Engine/Utils/Factory/ComponentFactory.hpp

@@ -10,6 +10,10 @@
 #include "../../Core/Component/Meta/CMetaData.hpp"
 #include "../../Core/Component/Speaker/CSpeaker.hpp"
 #include "../../Core/Component/Relationships/CRelationship.hpp"
+#include "Core/Component/Camera/CCamera2D.hpp"
+#include "Core/Component/Collider/CCollider2D.hpp"
+#include "Core/Component/Geometry/CTransform2D.hpp"
+#include "Core/Component/Graphics/CRenderer2D.hpp"
 #include "Core/Component/Light/CLight.hpp"
 #include "Core/Component/Script/CScriptManager.hpp"
 #include "glm/ext/vector_float3.hpp"
@@ -84,6 +88,28 @@ namespace CosmicUtils {
             bool castShadow = false;
         };
 
+        struct Camera2DConfig{
+            float zoom = 1;
+        };
+
+        struct Collider2DConfig{
+            E2DShape shape = E2DShape::RECTANGLE;
+        };
+
+        struct Transform2DConfig{
+            glm::vec2 m_position  = {0, 0};
+            glm::vec2 m_size      = {100, 100};
+            glm::vec2 m_scale     = {1, 1};
+            glm::vec2 m_pivot     = {0, 0};
+            float     m_rotation  = 0.0f;
+            float     m_zOrder    = 0.0f;
+            bool      m_visible  = true;
+        };
+
+        struct Renderer2DConfig{
+            std::string   model      = "";
+            std::string   shader         = "ui";
+        };
 
         // crée et initialise un CTransform sur une entité existante
         CTransform& addTransform(CEntity& entity, TransformConfig& transformConfig);
@@ -109,6 +135,15 @@ namespace CosmicUtils {
         CScriptManager& addScript(CEntity& entity, ScriptConfig& scriptConfig);
         
         CLight& addLight(CEntity& entity, LightConfig& lightConfig);
+
+        CCamera2D& addCamera2D(CEntity& entity, Camera2DConfig& cameraConfig);
+
+        CCollider2D& addCollider2D(CEntity& entity, Collider2DConfig& colliderConfig);
+
+        CTransform2D& addTransform2D(CEntity& entity, Transform2DConfig& transformConfig);
+
+        CRenderer2D& addRenderer2D(CEntity& entity, Renderer2DConfig& rendererConfig);
+
     };
 }
 #endif

src/Engine/Utils/JsonParser/Identifier.hpp

@@ -77,7 +77,42 @@ namespace CosmicUtils {
         Light_Attenuation     = 3075,
         Light_InnerAngle  = 3076,
         Light_OuterAngle = 3077,
-        Light_CastShadow = 3078
+        Light_CastShadow = 3078,
+
+
+        //2D
+        Scene_Entities2D    = 104,
+
+        // Entity
+        Entity2D_Ref         = 207,
+        Entity2D_Name        = 208,
+        Entity2D_Description = 209,
+        Entity2D_Components  = 210,
+
+        //ComponentList
+        Component_Transform2D= 2069,
+        Component_Renderer2D     = 2070,
+        Component_Camera2D        = 2071,
+        Component_Collider2D = 2072,
+
+        // Transform
+        Transform_Position2D = 4011,
+        Transform_Rotation2D = 4012,
+        Transform_Scale2D    = 4013,
+        Transform_Size2D = 4014,
+        Transform_Pivot2D = 4015,
+        Transform_zOrder2D    = 4016,
+        Transform_Visible2D = 4017,
+
+        // Renderer
+        Renderer_Model2D  = 4021,
+        Renderer_Shader2D = 4022,
+
+        //Camera
+        Camera_Zoom2D  = 4031,
+
+        // Collider
+        Collider_Shape2D  = 4041
     };
 
 

src/Modules/Scripts/UserScripts/CExampleScript.cpp

@@ -34,7 +34,7 @@ void CExampleScript::onCreate()
          .forward({0, 0, 0.05f});
     });
 
-    input.onMouseMove([](CEntity& e, glm::vec2 delta) {
+    input.addOnMouseMove([](CEntity& e, glm::vec2 delta) {
         auto& tr = e.getRegistry().registry.get<CTransform>(e.getHandle());
         float sensitivity = 0.1f;
         glm::quat yaw   = glm::angleAxis(