Cross Reference: /inkscape/src/livarot/PathConversion.cpp

Lines Matching defs:iS
679                           const Geom::Point &iS, const Geom::Point &iM, const Geom::Point &iE)
681     Geom::Point const ax = iE - 2 * iM + iS;
682     Geom::Point const bx = 2 * iM - 2 * iS;
683     Geom::Point const cx = iS;
688 void Path::CubicTangent(double t, Geom::Point &oPt, const Geom::Point &iS, const Geom::Point &isD,
691     Geom::Point const ax = ieD - 2 * iE + 2 * iS + isD;
692     Geom::Point const bx = 3 * iE - ieD - 2 * isD - 3 * iS;
699 static void ArcAnglesAndCenter(Geom::Point const &iS, Geom::Point const &iE,
704 void Path::ArcAngles(const Geom::Point &iS, const Geom::Point &iE,
708     ArcAnglesAndCenter(iS, iE, rx, ry, angle, large, wise, sang, eang, dr);
711 /* N.B. If iS == iE then sang,eang,dr each become NaN.  Probably a bug. */
712 static void ArcAnglesAndCenter(Geom::Point const &iS, Geom::Point const &iE,
717     Geom::Point se = iE - iS;
795     dr += 0.5 * (iS + iE);
800 void Path::DoArc(Geom::Point const &iS, Geom::Point const &iE,
804     /* TODO: Check that our behaviour is standards-conformant if iS and iE are (much) further
816     ArcAnglesAndCenter(iS, iE, rx, ry, angle*M_PI/180.0, large, wise, sang, eang, dr_temp);
818     /* TODO: This isn't as good numerically as treating iS and iE as primary.  E.g. consider
851 void Path::RecCubicTo( Geom::Point const &iS, Geom::Point const &isD,
855     Geom::Point se = iE - iS;
874                 Geom::Point m = 0.5 * (iS + iE) + 0.125 * (isD - ieD);
875                 Geom::Point md = 0.75 * (iE - iS) - 0.125 * (isD + ieD);
880                 RecCubicTo(iS, hisD, m, md, tresh, lev - 1, maxL);
893         Geom::Point m = 0.5 * (iS + iE) + 0.125 * (isD - ieD);
894         Geom::Point md = 0.75 * (iE - iS) - 0.125 * (isD + ieD);
899         RecCubicTo(iS, hisD, m, md, tresh, lev - 1, maxL);
908                        const Geom::Point &iS,
916     Geom::Point ps = iS - iP;
918     Geom::Point se = iE - iS;
923             const Geom::Point m = 0.25 * (iS + iE + 2 * iP);
924             Geom::Point md = 0.5 * (iS + iP);
925             RecBezierTo(md, iS, m, tresh, lev - 1, maxL);
934         const Geom::Point m = 0.25 * (iS + iE + 2 * iP);
935         Geom::Point md = 0.5 * (iS + iP);
936         RecBezierTo(md, iS, m, tresh, lev - 1, maxL);
944 void Path::DoArc(Geom::Point const &iS, Geom::Point const &iE,
948     /* TODO: Check that our behaviour is standards-conformant if iS and iE are (much) further
960     ArcAnglesAndCenter(iS, iE, rx, ry, angle*M_PI/180.0, large, wise, sang, eang, dr_temp);
962     /* TODO: This isn't as good numerically as treating iS and iE as primary.  E.g. consider
994 void Path::RecCubicTo(Geom::Point const &iS, Geom::Point const &isD,
998     const Geom::Point se = iE - iS;
1018     Geom::Point m = 0.5 * (iS + iE) + 0.125 * (isD - ieD);
1019     Geom::Point md = 0.75 * (iE - iS) - 0.125 * (isD + ieD);
1025     RecCubicTo(iS, hisD, m, md, tresh, lev - 1, st, mt, piece);
1034                        Geom::Point const &iS,
1042     Geom::Point ps = iS - iP;
1051         const Geom::Point m = 0.25 * (iS + iE + 2 * iP);
1052         RecBezierTo(0.5 * (iS + iP), iS, m, tresh, lev - 1, st, mt, piece);
1060 void Path::DoArc(Geom::Point const &iS, Geom::Point const &iE,
1067     /* TODO: Check that our behaviour is standards-conformant if iS and iE are (much) further
1079     ArcAnglesAndCenter(iS, iE, rx, ry, angle*M_PI/180.0, large, wise, sang, eang, dr_temp);
1081     /* TODO: This isn't as good numerically as treating iS and iE as primary.  E.g. consider
1113 void Path::RecCubicTo(Geom::Point const &iS, Geom::Point const &isD,
1118     const Geom::Point se = iE - iS;
1166             AddPoint(iS, piece, st);
1181         const Geom::Point m = 0.5 * (iS+iE) + 0.125 * (isD - ieD);
1182         const Geom::Point md = 0.75 * (iE - iS) - 0.125 * (isD + ieD);
1187         RecCubicTo(iS, hisD, m, md, tresh, lev - 1, st, mt, piece, orig);
1195 void Path::RecBezierTo(Geom::Point const &iP, Geom::Point const &iS,Geom::Point const &iE,
1204     const Geom::Point ps = iS - iP;
1227         TangentOnBezAt(0.0, iS, mid, fin, false, n_pos, n_tgt, n_len, n_rad);
1234         TangentOnBezAt(1.0, iS, mid, fin, false, n_pos, n_tgt, n_len, n_rad);
1244             AddPoint(iS, piece, st);
1256         Geom::Point m = 0.25 * (iS + iE + 2 * iP);
1257         Geom::Point md = 0.5 * (iS + iP);
1258         RecBezierTo(md, iS, m, tresh, lev - 1, st, mt, piece, orig);