Lines Matching refs:p1
200 REAL *p1 = prev->rhead();
202 if( ((p0[0] - p1[0]) > ZERO) || ((p1[0] - p0[0]) > ZERO) ||
203 ((p0[1] - p1[1]) > ZERO) || ((p1[1] - p0[1]) > ZERO) ) {
205 _glu_dprintf( "x coord = %f %f %f\n", p0[0], p1[0], p0[0] - p1[0] );
206 _glu_dprintf( "y coord = %f %f %f\n", p0[1], p1[1], p0[1] - p1[1] );
211 p0[0] = p1[0] = (p1[0] + p0[0]) * 0.5;
212 p0[1] = p1[1] = (p1[1] + p0[1]) * 0.5;