diff --git a/source/engine/graphics/front/engine/Engine.cpp b/source/engine/graphics/front/engine/Engine.cpp
index 7908f9c106afac9e8327f33405051fede1e00f0f..fd7282a893c9cb64991b81330ee2b07eea0646ee 100644
--- a/source/engine/graphics/front/engine/Engine.cpp
+++ b/source/engine/graphics/front/engine/Engine.cpp
@@ -3,11 +3,17 @@
 #define NORMALIZE(X) X/255.f
 
 namespace megu {
+    GraphicEngine::GraphicEngine(Window & window, float w, float h) 
+    : _window(window), _renderer(w, h) {
+        glViewport(0, 0, window.width(), window.height());
+        this->_renderer.setClearColor(NORMALIZE(135.f), NORMALIZE(170.f), NORMALIZE(255.f));
+    } 
+
     GraphicEngine::GraphicEngine(Window & window) 
     : _window(window), _renderer(window.width(), window.height()) {
         glViewport(0, 0, window.width(), window.height());
         this->_renderer.setClearColor(NORMALIZE(135.f), NORMALIZE(170.f), NORMALIZE(255.f));
-    } 
+    }
 
     void GraphicEngine::push(Priority priority, const Renderer & renderer) {
         this->_layers[priority] = std::make_unique<Layer>(renderer);
diff --git a/source/engine/graphics/front/engine/Engine.hpp b/source/engine/graphics/front/engine/Engine.hpp
index 116b7de0a1f15ed1e55d3f23e7e12a9d3559c89d..6442d3f8e6998f0a1ac0dc438bdabfdf68bd9e61 100644
--- a/source/engine/graphics/front/engine/Engine.hpp
+++ b/source/engine/graphics/front/engine/Engine.hpp
@@ -11,6 +11,7 @@ namespace megu {
     class GraphicEngine {
         public:
             GraphicEngine() = delete;
+            GraphicEngine(Window &, float, float);
             GraphicEngine(Window &);
            ~GraphicEngine() = default;
 
diff --git a/source/engine/graphics/front/engine/Renderer.cpp b/source/engine/graphics/front/engine/Renderer.cpp
index 3b97d5a2326f7de7b859d95cc0df96ffff01cf4d..be10866cb2f79046e64b0621b5cb9c1765d85ac8 100644
--- a/source/engine/graphics/front/engine/Renderer.cpp
+++ b/source/engine/graphics/front/engine/Renderer.cpp
@@ -2,7 +2,7 @@
 
 namespace megu {
     Renderer::Renderer(float x, float y)
-    : _view(0, 0, y, x) {
+    : _view(0, 0, x, y) {
         glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
         glEnable(GL_BLEND);
     }
diff --git a/source/engine/graphics/front/engine/Renderer.hpp b/source/engine/graphics/front/engine/Renderer.hpp
index 9157f4c4ff4387f0869dfa90201188d9d16091b0..f7624fa2357bbf2e82eefa997d478f09fff1cedb 100644
--- a/source/engine/graphics/front/engine/Renderer.hpp
+++ b/source/engine/graphics/front/engine/Renderer.hpp
@@ -22,6 +22,8 @@ namespace megu {
             void clear() const;
             void setClearColor(float, float, float, float = 1.f) const;
 
+            View & view() {return this->_view;}
+
         private:
             View _view;
     };
diff --git a/source/main.cpp b/source/main.cpp
index 727695ff5fc74b9a9080bfe596b2f7675b21a4b4..39b4cf180d747e14ab73b2dc73a1b5e663883808 100644
--- a/source/main.cpp
+++ b/source/main.cpp
@@ -7,8 +7,8 @@
 #include <imgui_impl_glfw.h>
 #include <imgui_impl_opengl3.h>
 
-#define WINDOW_WIDTH  640
-#define WINDOW_HEIGHT 640
+#define WINDOW_WIDTH  1280
+#define WINDOW_HEIGHT 720
 
 #include <engine/io/Window.hpp>
 #include <engine/graphics/back/cameras/View.hpp>
@@ -82,7 +82,7 @@ int main(int argc, const char * argv[]) {
                 images.push_back(std::make_unique<megu::Image>(id == 1 ? texture_1 : texture_2));
                 glm::vec2 pos = to_screen_coordinate({x, y}, 32.f, 32.f, 1.f);
 
-                images.back()->setPosition({pos.x + 25, pos.y});
+                images.back()->setPosition({pos.x + window.width()/2, pos.y + window.height()/2});
             }
             
             ++x;
@@ -128,7 +128,7 @@ int main(int argc, const char * argv[]) {
                 images_2.push_back(std::make_unique<megu::Image>(texture_3));
                 glm::vec2 pos = to_screen_coordinate({x_2, y_2}, 32.f, 32.f);
 
-                images_2.back()->setPosition({pos.x + 25, pos.y});
+                images_2.back()->setPosition({pos.x + window.width()/2, pos.y + window.height()/2});
             }
             
             ++x_2;
@@ -174,7 +174,7 @@ int main(int argc, const char * argv[]) {
                 images_3.push_back(std::make_unique<megu::Image>(texture_4));
                 glm::vec2 pos = to_screen_coordinate({x_3, y_3}, 32.f, 32.f, 2.f);
 
-                images_3.back()->setPosition({pos.x + 25, pos.y});
+                images_3.back()->setPosition({pos.x + window.width()/2, pos.y + window.height()/2});
             }
             
             ++x_3;
@@ -194,7 +194,7 @@ int main(int argc, const char * argv[]) {
 
         //? Engines
         megu::GraphicEngine engine(window);
-        megu::Renderer basic_renderer(320, 320);
+        megu::Renderer basic_renderer(640*2, 360*2);
 
         engine.push(0, basic_renderer);
         engine.push(1, basic_renderer);