Cross Reference: /xsrc/external/mit/glu/dist/src/libnurbs/internals/slicer.cc

Lines Matching defs:arc
49 #include "arc.h"
339 	  //loop is the right arc
616 static void triangulateRectTopGen(Arc_ptr arc, int n_ulines, REAL* u_val, Real v, int dir, int is_u, Backend& backend)
622       REAL* upper_val = (REAL*) malloc(sizeof(REAL) * arc->pwlArc->npts);
626 	  for(k=0,i=arc->pwlArc->npts-1; i>=0; i--,k++)
628 	      upper_val[k] = arc->pwlArc->pts[i].param[0];
630 	  backend.evalUStrip(arc->pwlArc->npts, arc->pwlArc->pts[0].param[1],
636 	  for(k=0,i=0;  i<arc->pwlArc->npts; i++,k++)
638 	      upper_val[k] = arc->pwlArc->pts[i].param[0];
644 			     arc->pwlArc->npts, arc->pwlArc->pts[0].param[1], upper_val
654       REAL* left_val = (REAL*) malloc(sizeof(REAL) * arc->pwlArc->npts);
658 	  for(k=0,i=arc->pwlArc->npts-1; i>=0; i--,k++)
660 	      left_val[k] = arc->pwlArc->pts[i].param[1];
662 	  backend.evalVStrip(arc->pwlArc->npts, arc->pwlArc->pts[0].param[0],
668 	  for(k=0,i=0;  i<arc->pwlArc->npts; i++,k++)
670 	      left_val[k] = arc->pwlArc->pts[i].param[1];
674 			     arc->pwlArc->npts, arc->pwlArc->pts[0].param[0], left_val
686   PwlArc* parc = arc->pwlArc;
802 	  //loop is the right arc
890 directedLine* arcToDLine(Arc_ptr arc)
895   sampledLine* sline = new sampledLine(arc->pwlArc->npts);
896   for(i=0; i<arc->pwlArc->npts; i++)
898       vert[0] = arc->pwlArc->pts[i].param[0];
899       vert[1] = arc->pwlArc->pts[i].param[1];
907 directedLine* arcToMultDLines(directedLine* original, Arc_ptr arc)
911   if(arc->pwlArc->npts == 2 )
913   else if(area(arc->pwlArc->pts[0].param, arc->pwlArc->pts[1].param, arc->pwlArc->pts[arc->pwlArc->npts-1].param) == 0.0)
918       directedLine *dline = arcToDLine(arc);
927       for(Int i=0; i<arc->pwlArc->npts-1; i++)
930 	  vert[0][0] = arc->pwlArc->pts[i].param[0];
931 	  vert[0][1] = arc->pwlArc->pts[i].param[1];
932 	  vert[1][0] = arc->pwlArc->pts[i+1].param[0];
933 	  vert[1][1] = arc->pwlArc->pts[i+1].param[1];