abbox bbox BBox_Conic_Check BBox_Conic_To BBox_Cubic_Check BBox_Cubic_To BBox_Move_To cbox CHECK_X CHECK_Y for FT_DEFINE_OUTLINE_FUNCS FT_Err_Ok if if if n test_cubic_extrema vec xMin yMin

static void BBox_Conic_Check ( FT_Pos  y1, FT_Pos  y2, FT_Pos  y3, FT_Pos *  min, FT_Pos *  max  ) [static] Definition at line 103 of file ftbbox.c. Referenced by BBox_Conic_To(). { if ( y1 <= y3 && y2 == y1 ) /* flat arc */ goto Suite; if ( y1 < y3 ) { if ( y2 >= y1 && y2 <= y3 ) /* ascending arc */ goto Suite; } else { if ( y2 >= y3 && y2 <= y1 ) /* descending arc */ { y2 = y1; y1 = y3; y3 = y2; goto Suite; } } y1 = y3 = y1 - FT_MulDiv( y2 - y1, y2 - y1, y1 - 2*y2 + y3 ); Suite: if ( y1 < *min ) *min = y1; if ( y3 > *max ) *max = y3; }