| 7fd59977 |
1 | // File: GeomFill_PlanFunc.cxx |
| 2 | // Created: Thu Oct 29 12:00:47 1998 |
| 3 | // Author: Philippe MANGIN |
| 4 | // <pmn@sgi29> |
| 5 | |
| 6 | |
| 7 | #include <GeomFill_PlanFunc.ixx> |
| 8 | |
| 9 | |
| 10 | GeomFill_PlanFunc::GeomFill_PlanFunc(const gp_Pnt& P, |
| 11 | const gp_Vec& V, |
| 12 | const Handle(Adaptor3d_HCurve)& C) : |
| 13 | myCurve(C) |
| 14 | { |
| 15 | myPnt = P.XYZ(); |
| 16 | myVec = V.XYZ(); |
| 17 | } |
| 18 | |
| 19 | |
| 20 | Standard_Boolean GeomFill_PlanFunc::Value(const Standard_Real X, |
| 21 | Standard_Real& F) |
| 22 | { |
| 23 | myCurve->D0(X, G); |
| 24 | V.SetLinearForm(-1, myPnt, G.XYZ()); |
| 25 | F = myVec.Dot(V); |
| 26 | return Standard_True; |
| 27 | } |
| 28 | |
| 29 | Standard_Boolean GeomFill_PlanFunc::Derivative(const Standard_Real X, |
| 30 | Standard_Real& D) |
| 31 | { |
| 32 | gp_Vec dg; |
| 33 | myCurve->D1(X, G, dg); |
| 34 | D = myVec.Dot(dg.XYZ()); |
| 35 | |
| 36 | return Standard_True; |
| 37 | } |
| 38 | |
| 39 | Standard_Boolean GeomFill_PlanFunc::Values(const Standard_Real X, |
| 40 | Standard_Real& F, |
| 41 | Standard_Real& D) |
| 42 | { |
| 43 | gp_Vec dg; |
| 44 | myCurve->D1(X, G, dg); |
| 45 | V.SetLinearForm(-1, myPnt, G.XYZ()); |
| 46 | F = myVec.Dot(V); |
| 47 | D = myVec.Dot(dg.XYZ()); |
| 48 | |
| 49 | return Standard_True; |
| 50 | } |
| 51 | |
| 52 | //void GeomFill_PlanFunc::D2(const Standard_Real X, |
| 53 | // Standard_Real& F, |
| 54 | // Standard_Real& D1, |
| 55 | // Standard_Real& D2) |
| 56 | void GeomFill_PlanFunc::D2(const Standard_Real , |
| 57 | Standard_Real& , |
| 58 | Standard_Real& , |
| 59 | Standard_Real& ) |
| 60 | { |
| 61 | } |
| 62 | |
| 63 | |
| 64 | void GeomFill_PlanFunc::DEDT(const Standard_Real X, |
| 65 | const gp_Vec& DPnt, |
| 66 | const gp_Vec& DVec, |
| 67 | Standard_Real& DFDT) |
| 68 | { |
| 69 | myCurve->D0(X, G); |
| 70 | V.SetLinearForm(-1, myPnt, G.XYZ()); |
| 71 | DFDT = DVec.Dot(V) - myVec.Dot(DPnt.XYZ()); |
| 72 | |
| 73 | } |
| 74 | |
| 75 | |
| 76 | void GeomFill_PlanFunc::D2E(const Standard_Real X, |
| 77 | const gp_Vec& DP, |
| 78 | // const gp_Vec& D2P, |
| 79 | const gp_Vec& , |
| 80 | const gp_Vec& DV, |
| 81 | // const gp_Vec& D2V, |
| 82 | const gp_Vec& , |
| 83 | Standard_Real& DFDT, |
| 84 | // Standard_Real& , |
| 85 | Standard_Real& D2FDT2, |
| 86 | // Standard_Real& D2FDTDX) |
| 87 | Standard_Real& ) |
| 88 | { |
| 89 | gp_Vec dg; |
| 90 | myCurve->D1(X, G, dg); |
| 91 | gp_XYZ DVDT; |
| 92 | V.SetLinearForm(-1, myPnt, G.XYZ()); |
| 93 | DVDT.SetLinearForm(-1, DP.XYZ(), G.XYZ()); |
| 94 | DFDT = DV.Dot(V) + myVec.Dot(DVDT); |
| 95 | |
| 96 | } |
projects / occt.git / blame