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1 | // Created on: 1998-10-29 |
| 2 | // Created by: Philippe MANGIN |
| 3 | // Copyright (c) 1998-1999 Matra Datavision |
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4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
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5 | // |
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6 | // This file is part of Open CASCADE Technology software library. |
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7 | // |
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8 | // This library is free software; you can redistribute it and/or modify it under |
| 9 | // the terms of the GNU Lesser General Public License version 2.1 as published |
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10 | // by the Free Software Foundation, with special exception defined in the file |
| 11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
| 12 | // distribution for complete text of the license and disclaimer of any warranty. |
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13 | // |
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14 | // Alternatively, this file may be used under the terms of Open CASCADE |
| 15 | // commercial license or contractual agreement. |
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16 | |
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17 | |
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18 | #include <Adaptor3d_HCurve.hxx> |
| 19 | #include <GeomFill_PlanFunc.hxx> |
| 20 | #include <gp_Pnt.hxx> |
| 21 | #include <gp_Vec.hxx> |
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22 | |
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23 | GeomFill_PlanFunc::GeomFill_PlanFunc(const gp_Pnt& theP, |
| 24 | const gp_Vec& theV, |
| 25 | const Handle(Adaptor3d_HCurve)& theC) : |
| 26 | myCurve(theC) |
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27 | { |
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28 | myPnt = theP.XYZ(); |
| 29 | myVec = theV.XYZ(); |
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30 | } |
| 31 | |
| 32 | |
| 33 | Standard_Boolean GeomFill_PlanFunc::Value(const Standard_Real X, |
| 34 | Standard_Real& F) |
| 35 | { |
| 36 | myCurve->D0(X, G); |
| 37 | V.SetLinearForm(-1, myPnt, G.XYZ()); |
| 38 | F = myVec.Dot(V); |
| 39 | return Standard_True; |
| 40 | } |
| 41 | |
| 42 | Standard_Boolean GeomFill_PlanFunc::Derivative(const Standard_Real X, |
| 43 | Standard_Real& D) |
| 44 | { |
| 45 | gp_Vec dg; |
| 46 | myCurve->D1(X, G, dg); |
| 47 | D = myVec.Dot(dg.XYZ()); |
| 48 | |
| 49 | return Standard_True; |
| 50 | } |
| 51 | |
| 52 | Standard_Boolean GeomFill_PlanFunc::Values(const Standard_Real X, |
| 53 | Standard_Real& F, |
| 54 | Standard_Real& D) |
| 55 | { |
| 56 | gp_Vec dg; |
| 57 | myCurve->D1(X, G, dg); |
| 58 | V.SetLinearForm(-1, myPnt, G.XYZ()); |
| 59 | F = myVec.Dot(V); |
| 60 | D = myVec.Dot(dg.XYZ()); |
| 61 | |
| 62 | return Standard_True; |
| 63 | } |
| 64 | |
| 65 | //void GeomFill_PlanFunc::D2(const Standard_Real X, |
| 66 | // Standard_Real& F, |
| 67 | // Standard_Real& D1, |
| 68 | // Standard_Real& D2) |
| 69 | void GeomFill_PlanFunc::D2(const Standard_Real , |
| 70 | Standard_Real& , |
| 71 | Standard_Real& , |
| 72 | Standard_Real& ) |
| 73 | { |
| 74 | } |
| 75 | |
| 76 | |
| 77 | void GeomFill_PlanFunc::DEDT(const Standard_Real X, |
| 78 | const gp_Vec& DPnt, |
| 79 | const gp_Vec& DVec, |
| 80 | Standard_Real& DFDT) |
| 81 | { |
| 82 | myCurve->D0(X, G); |
| 83 | V.SetLinearForm(-1, myPnt, G.XYZ()); |
| 84 | DFDT = DVec.Dot(V) - myVec.Dot(DPnt.XYZ()); |
| 85 | |
| 86 | } |
| 87 | |
| 88 | |
| 89 | void GeomFill_PlanFunc::D2E(const Standard_Real X, |
| 90 | const gp_Vec& DP, |
| 91 | // const gp_Vec& D2P, |
| 92 | const gp_Vec& , |
| 93 | const gp_Vec& DV, |
| 94 | // const gp_Vec& D2V, |
| 95 | const gp_Vec& , |
| 96 | Standard_Real& DFDT, |
| 97 | // Standard_Real& , |
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98 | Standard_Real& /*D2FDT2*/, |
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99 | // Standard_Real& D2FDTDX) |
| 100 | Standard_Real& ) |
| 101 | { |
| 102 | gp_Vec dg; |
| 103 | myCurve->D1(X, G, dg); |
| 104 | gp_XYZ DVDT; |
| 105 | V.SetLinearForm(-1, myPnt, G.XYZ()); |
| 106 | DVDT.SetLinearForm(-1, DP.XYZ(), G.XYZ()); |
| 107 | DFDT = DV.Dot(V) + myVec.Dot(DVDT); |
| 108 | |
| 109 | } |
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