avoid paintGL to be executed before rendering the trace

src/render/Render_alternate.cpp

@@ -44,7 +44,6 @@
  *\file Render_alternate.cpp
  */
 
-
 #include "common/common.hpp"
 #include "common/Info.hpp"
 #include "common/Message.hpp"
@@ -172,7 +171,11 @@ void  Render_alternate::resizeGL(int width, int height) {
 
 }
 
+
 void  Render_alternate::paintGL(){
+    /*Do not call paintGL before rendering the trace*/
+    if(DRAWING_STATE_WAITING == _state)
+        return;
 
     //glClearColor(0.0, 1.0, 0.0, 1.0);
     resizeGL(Render_alternate::QGLWidget::width(), Render_alternate::QGLWidget::height());
@@ -193,9 +196,6 @@ void  Render_alternate::paintGL(){
     glDrawArrays(GL_QUADS, 0, 8);
     glDrawArrays(GL_LINES, 8, _ruler.getNbVertex());
     _ruler.unlock();
-
-
-
     /* drawing containers*/
     _containers.lock();
     //_modelview = glm::translate(_modelview, glm::vec3(0.0f, _ruler_y + _ruler_height -_y_state_translate,  _z_container));
@@ -245,6 +245,7 @@ void  Render_alternate::paintGL(){
         //restore matrix
         _modelview = tmp;
     }
+
     /*draw selection if necessary*/
     if (_mouse_pressed && (Info::Render::_key_ctrl == false) && !_mouse_pressed_inside_container){
         Element_pos x0, x1, y0, y1;
@@ -323,7 +324,7 @@ void  Render_alternate::paintGL(){
                 //displayed++;
             }//else{skipped++;}
         }
-        /* Draw ruler text */
+
         std::ostringstream buf_txt;
         Element_pos graduation_diff;
         Element_pos coeff_prefix;
@@ -374,8 +375,6 @@ void  Render_alternate::paintGL(){
     }
 
 
-
-
 //     Render_alternate::QGLWidget::setFocus(Qt::ActiveWindowFocusReason);/* give the focus to the render area for mouse and keyboard events */
 
 
@@ -754,14 +753,14 @@ GLuint Render_alternate::draw_wait() {
 void Render_alternate::call_ruler(){
     _ruler.setNbVertex(0);
     Element_pos graduation_diff;
-    Element_pos coeff_prefix;
+    //Element_pos coeff_prefix;
     const Element_pos offset_x = _default_entity_x_translate;
     const Element_pos offset_y = _ruler_y + _ruler_height+3.5;
 
     update_visible_interval_value();
 
     graduation_diff = Ruler::get_graduation_diff(Info::Render::_x_min_visible, Info::Render::_x_max_visible);
-    coeff_prefix    = Ruler::get_coeff_for_common_prefix(Info::Render::_x_min_visible, Info::Render::_x_max_visible);
+    //coeff_prefix    = Ruler::get_coeff_for_common_prefix(Info::Render::_x_min_visible, Info::Render::_x_max_visible);
     //draw quads
     set_color(0.0, 0.0, 1.0);
     _ruler.add(trace_to_render_x(Info::Render::_x_min_visible), 0, _r, _g, _b);
@@ -1035,7 +1034,7 @@ void Render_alternate::start_ruler(){
 
 void Render_alternate::end_ruler(){
     _draw_ruler = false;
-    std::cout << "end_ruler" << std::endl;
+    //std::cout << "end_ruler" << std::endl;
 }
 
 void Render_alternate::end_draw(){

src/render/vbo.cpp

@@ -158,10 +158,7 @@ int Vbo::get_remaining_size() const{
 }
 
  void Vbo::config(){
-     std::cout << "Configuration du vbo, " << _nbVertex << " vertices" << std::endl;
      int vertex_size = _vertex.size() * sizeof(Element_pos);
-     std::cout << _vertex.size() << std::endl;
-     std::cout << _colors.size() << std::endl;
      int colors_size = _colors.size() * sizeof(Element_col);
      Element_pos * vertex = &_vertex[0];
      Element_col * colors = &_colors[0];