Lines Matching defs:left
100 Arc_ptr left = toparc->next;
104 ldir[0] = sgn( left->tail()[0] - left->prev->tail()[0] );
105 ldir[1] = sgn( left->tail()[1] - left->prev->tail()[1] );
113 switch( sgn( left->tail()[1] - right->prev->tail()[1] ) ) {
115 left = left->next;
116 update( left, ldir, left->prev->tail()[1] );
123 if( glu_abs(left->tail()[1] - botarc->tail()[1]) < TINY) goto end;
124 if( glu_abs(left->tail()[0]-right->prev->tail()[0]) < TINY &&
125 glu_abs(left->tail()[1]-right->prev->tail()[1]) < TINY) goto end;
126 left = left->next;