text: #ifndef ODFAEG_BILLBOARD_HPP
  #define ODFAEG_BILLBOARD_HPP
  #include "entity.h"
  #include "../Physics/particuleSystem.h"
  #include "../Math/vec4.h"
  #include "renderTexture.h"
  #include "tile.h"
  namespace odfaeg {
      namespace graphic {
          class BillBoard : public Entity {
          public :
              BillBoard(View view, Drawable& drawable);
              void draw(RenderTarget& target, RenderStates states);
              View getView();
              bool operator== (Entity& other) {
                  if (other.getType() != "E_BILLBOARD")
                      return false;
                  BillBoard& bb = static_cast<BillBoard&>(other);
                  if (!(tm == bb.tm))
                      return false;
                  return true;
              }
              bool isAnimated() const {
                  return false;
              }
              bool isModel() const {
                  return false;
              }
              bool selectable() const {
                  return false;
              }
              bool isLight() const {
                  return false;
              }
              bool isShadow() const {
                  return false;
              }
              bool isLeaf() const {
                  return true;
              }
              void setView (View view);
          private :
              View view;
              TransformMatrix tm;
              Drawable& drawable;
          };
      }
  }
  #endif // ODFAEG_BILLBOARD_HPP
  