646     TCoord  ey1, ey2, fy1, fy2, mod;  in gray_render_line()  local
653     ey2 = TRUNC( to_y );     /* if (ey2 >= ras.max_ey) ey2 = ras.max_ey-1; */  in gray_render_line()
655     fy2 = (TCoord)( to_y - SUBPIXELS( ey2 ) );  in gray_render_line()
661     if ( ( ey1 >= ras.max_ey && ey2 >= ras.max_ey ) ||  in gray_render_line()
662          ( ey1 <  ras.min_ey && ey2 <  ras.min_ey ) )  in gray_render_line()
666     if ( ey1 == ey2 )  in gray_render_line()
693           ey1 = (max_ey1 > ey2) ? max_ey1 : ey2;  in gray_render_line()
699         while ( ey1 > ey2 && ey1 >= ras.min_ey)  in gray_render_line()
707         if (ey1 != ey2) {  in gray_render_line()
708           ey1 = ey2;  in gray_render_line()
713           ey1 = (ras.min_ey < ey2) ? ras.min_ey : ey2;  in gray_render_line()
719         while ( ey1 < ey2 && ey1 < max_ey1)  in gray_render_line()
727         if (ey1 != ey2) {  in gray_render_line()
728           ey1 = ey2;  in gray_render_line()
767     if ( ey1 != ey2 )  in gray_render_line()
773       while ( ey1 != ey2 )  in gray_render_line()
815     TCoord  ex1, ex2, ey1, ey2;  in gray_render_line()  local
821     ey2 = TRUNC( to_y );  in gray_render_line()
824     if ( ( ey1 >= ras.max_ey && ey2 >= ras.max_ey ) ||  in gray_render_line()
825          ( ey1 <  ras.min_ey && ey2 <  ras.min_ey ) )  in gray_render_line()
834     if ( ex1 == ex2 && ey1 == ey2 )       /* inside one cell */  in gray_render_line()
852         } while ( ey1 != ey2 );  in gray_render_line()
862         } while ( ey1 != ey2 );  in gray_render_line()
926       } while ( ex1 != ex2 || ey1 != ey2 );  in gray_render_line()
930     fy2 = to_y - SUBPIXELS( ey2 );  in gray_render_line()