void Map_Aff_Elem_Rem(struct RastPort * rpG,ELEM_REM * element);
void map_aff_point(struct RastPort * rpG, POINT * point, int couleur);
void aff_donnees(struct RastPort * rpG,DATA_TRI * donnee,int,E_Type_Data,int,int nb_data);
BOOL point_est_dans (int x,int y,CLIP * clip);