Lines Matching defs:ptb
101 * pta and ptb with pta[i] < ptb[i]
106 Quilt::select( REAL *pta, REAL *ptb )
113 (ptb[i] <= qspec[i].breakpoints[j+1] ) )
156 Quilt::downloadAll( REAL *pta, REAL *ptb, Backend &backend )
159 m->select( pta, ptb );
255 REAL pta[2], ptb[2];
257 ptb[0] = slist.pts[i+1];
259 ptb[1] = tlist.pts[j+1];
260 Patchlist patchlist( this, pta, ptb );
264 float edge_len_s = min(glu_abs(ptb[0]-pta[0]),1.0);
265 float edge_len_t = min(glu_abs(ptb[1]-pta[1]),1.0);