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1 | // Created on: 1994-04-13 |
| 2 | // Created by: Isabelle GRIGNON |
| 3 | // Copyright (c) 1994-1999 Matra Datavision |
| 4 | // Copyright (c) 1999-2012 OPEN CASCADE SAS |
| 5 | // |
| 6 | // The content of this file is subject to the Open CASCADE Technology Public |
| 7 | // License Version 6.5 (the "License"). You may not use the content of this file |
| 8 | // except in compliance with the License. Please obtain a copy of the License |
| 9 | // at http://www.opencascade.org and read it completely before using this file. |
| 10 | // |
| 11 | // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its |
| 12 | // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. |
| 13 | // |
| 14 | // The Original Code and all software distributed under the License is |
| 15 | // distributed on an "AS IS" basis, without warranty of any kind, and the |
| 16 | // Initial Developer hereby disclaims all such warranties, including without |
| 17 | // limitation, any warranties of merchantability, fitness for a particular |
| 18 | // purpose or non-infringement. Please see the License for the specific terms |
| 19 | // and conditions governing the rights and limitations under the License. |
| 20 | |
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21 | |
| 22 | |
| 23 | #include <ChFiKPart_ComputeData_CS.hxx> |
| 24 | #include <gp_Ax3.hxx> |
| 25 | #include <gp_Vec.hxx> |
| 26 | #include <gp_Pnt.hxx> |
| 27 | #include <gp_Dir.hxx> |
| 28 | #include <ElCLib.hxx> |
| 29 | |
| 30 | |
| 31 | void ChFiKPart_CornerSpine(const Handle(Adaptor3d_HSurface)& S1, |
| 32 | const Handle(Adaptor3d_HSurface)& S2, |
| 33 | const gp_Pnt2d& P1S1, |
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34 | const gp_Pnt2d& /*P2S1*/, |
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35 | const gp_Pnt2d& P1S2, |
| 36 | const gp_Pnt2d& P2S2, |
| 37 | const Standard_Real R, |
| 38 | gp_Cylinder& cyl, |
| 39 | gp_Circ& circ, |
| 40 | Standard_Real& First, |
| 41 | Standard_Real& Last) |
| 42 | |
| 43 | { |
| 44 | gp_Ax3 ax = S1->Plane().Position(); |
| 45 | gp_Vec V1(ax.XDirection()); |
| 46 | gp_Vec V2(ax.YDirection()); |
| 47 | gp_Pnt P; |
| 48 | gp_Vec du,dv; |
| 49 | S2->D1(P1S2.X(),P1S2.Y(),P,du,dv); |
| 50 | gp_Vec V(P,S1->Value(P1S1.X(),P1S1.Y())); |
| 51 | V = V.Dot(V1)*V1+V.Dot(V2)*V2; |
| 52 | V.Normalize(); |
| 53 | gp_Pnt P2 = S2->Value(P2S2.X(),P2S2.Y()); |
| 54 | gp_Vec Vorien(P,P2); |
| 55 | gp_Pnt cent; |
| 56 | gp_Dir dx(V); |
| 57 | if(V.Dot(Vorien) >= 0.){ |
| 58 | cent.SetCoord(P.X()+R*V.X(),P.Y()+R*V.Y(),P.Z()+R*V.Z()); |
| 59 | dx.Reverse(); |
| 60 | } |
| 61 | else { |
| 62 | cent.SetCoord(P.X()-R*V.X(),P.Y()-R*V.Y(),P.Z()-R*V.Z()); |
| 63 | } |
| 64 | gp_Dir dy(gp_Vec(cent,P2)); |
| 65 | dy = (dx^dy)^dx; |
| 66 | gp_Ax2 circax2(cent,dx^dy,dx); |
| 67 | gp_Ax3 cylax3(circax2); |
| 68 | if((du^dv).Dot(dx) < 0.) cylax3.ZReverse(); |
| 69 | First = 0.; |
| 70 | Last = ElCLib::CircleParameter(circax2,P2); |
| 71 | circ.SetPosition(circax2); |
| 72 | circ.SetRadius(R); |
| 73 | cyl.SetPosition(cylax3); |
| 74 | cyl.SetRadius(R); |
| 75 | } |
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