diff --git a/src/engine.cpp b/src/engine.cpp
index fbe70f4..8c595df 100644
--- a/src/engine.cpp
+++ b/src/engine.cpp
@@ -82,6 +82,8 @@ void Engine::update()
 void Engine::start()
 {
     m_running = true;
+    for(int i = 0;i<5;i++)
+        m_sparrowshell->scrollUp();
     while(!m_input->isCloseRequested() && m_running)
         update();
 }
diff --git a/src/sparrowshell.cpp b/src/sparrowshell.cpp
index ffce338..854d800 100644
--- a/src/sparrowshell.cpp
+++ b/src/sparrowshell.cpp
@@ -39,10 +39,12 @@ void SparrowShell::out(std::string s)
 
 void SparrowShell::scrollUp(){
     if (m_index + BUFFER_DISPLAYED_NUMBER < m_buffer.size()) m_index++;
+    std::cout << "scroll up" << std::endl;
 }
 
 void SparrowShell::scrollDown(){
     if (m_index > 0) m_index--;
+    std::cout << "scroll up" << std::endl;
 }
 
 void SparrowShell::update()
diff --git a/src/test/main.cpp b/src/test/main.cpp
index b1b725a..35791bb 100644
--- a/src/test/main.cpp
+++ b/src/test/main.cpp
@@ -27,17 +27,16 @@ int main(){
     SceneTree scene;
 
     /* Exemple creation mesh 2D
-     *
-*/
+     **/
     Mesh* mesh = new Mesh();
-    mesh->addRectangle2D(180, 400,5,5);
+    mesh->addRectangle2D(180, 400,10,64);
     PhongMaterial *mat = new PhongMaterial();
     mat->diffuse = glm::vec3(1, 0.5, 0);
     mesh->setMaterial(mat);
     mesh->setDepth(1);
     mesh->initGL();
     scene.addObject(scene.getRootObject(),new MeshNode(mesh));
-/* */
+ /**/
 
 /* Exemple ajout d'un objet a la scene
  *
@@ -53,12 +52,10 @@ int main(){
     Font* fonte_des_neiges = Loader::loadFont("../data/consolas.fnt","../data/consolas.png");
     RESOURCE_ADD(fonte_des_neiges,Font,"shellfont");
 
-
     MeshNode* mnode/* = new MeshNode(fonte_des_neiges->getTextMesh("Hello World!"));
     scene.addObject(scene.getRootObject(),mnode)*/;
-    
 
-    mnode = new MeshNode(fonte_des_neiges->getTextMesh("WOW", glm::vec3(0.5, 0.7, 0.2)));
+    mnode = new MeshNode(fonte_des_neiges->getTextMesh("Portez ce vieux whisky au juge blond qui fume.", glm::vec3(0.5, 0.7, 0.2)));
 //    mnode->setTransform(glm::rotate(glm::translate(glm::mat4(), glm::vec3(70, 30, 0)), 0.4f, glm::vec3(0, 0, 1)));
     utils::setPosition2D(mnode,glm::vec2(180, 400));
     scene.addObject(scene.getRootObject(),mnode);
@@ -80,7 +77,7 @@ int main(){
     engine.outputShell("Hello World!");
     engine.outputShell("Starting test :");
 
-    for(int i = 0; i < 15; i++){
+    for(int i = 0; i < 23; i++){
         engine.outputShell(std::to_string(i));
     }
 
diff --git a/src/tools/utils.cpp b/src/tools/utils.cpp
index 8bfc75f..054dcad 100644
--- a/src/tools/utils.cpp
+++ b/src/tools/utils.cpp
@@ -20,11 +20,12 @@ void utils::setPosition2D(MeshNode *mnode, glm::vec2 pos){
 }
 
 void utils::resize2D(MeshNode *mnode, glm::vec2 dim, glm::vec2 new_dim){
+    glm::vec2 ratio(new_dim / dim);
+    scale2D(mnode,ratio);
+}
+
+void utils::scale2D(MeshNode* mnode, glm::vec2 ratio){
     glm::mat4 tr = mnode->getTransform();
-    glm::vec3 pos(tr[3]);
-    glm::vec2 ratio = new_dim / dim;
-    tr = glm::scale(tr, glm::vec3(1,ratio.y,1));
-    glm::vec3 new_pos(tr[3]);
-    tr = glm::translate(tr,pos-new_pos);
+    tr = glm::scale(tr, glm::vec3(ratio.x,ratio.y,1));
     mnode->setTransform(tr);
 }
diff --git a/src/tools/utils.h b/src/tools/utils.h
index eefd153..a56477c 100644
--- a/src/tools/utils.h
+++ b/src/tools/utils.h
@@ -12,6 +12,7 @@ namespace utils
 std::vector<std::string> split(const std::string &line, char sep);
 void setPosition2D(MeshNode*, glm::vec2);
 void resize2D(MeshNode*, glm::vec2, glm::vec2);
+void scale2D(MeshNode*, glm::vec2);
 }
 
 #endif // UTILS_H