1 // Created on: 1993-02-03 2 // Created by: Laurent BOURESCHE 3 // Copyright (c) 1993-1999 Matra Datavision 4 // Copyright (c) 1999-2014 OPEN CASCADE SAS 5 // 6 // This file is part of Open CASCADE Technology software library. 7 // 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 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. 13 // 14 // Alternatively, this file may be used under the terms of Open CASCADE 15 // commercial license or contractual agreement. 16 17 #ifndef _BRepSweep_Translation_HeaderFile 18 #define _BRepSweep_Translation_HeaderFile 19 20 #include <Standard.hxx> 21 #include <Standard_DefineAlloc.hxx> 22 #include <Standard_Handle.hxx> 23 24 #include <gp_Vec.hxx> 25 #include <Standard_Boolean.hxx> 26 #include <BRepSweep_Trsf.hxx> 27 #include <TopAbs_Orientation.hxx> 28 class TopoDS_Shape; 29 class Sweep_NumShape; 30 class TopLoc_Location; 31 32 33 //! Provides an algorithm to build object by 34 //! translation sweep. 35 class BRepSweep_Translation : public BRepSweep_Trsf 36 { 37 public: 38 39 DEFINE_STANDARD_ALLOC 40 41 42 //! Creates a topology by translating <S> with the 43 //! vector <V>. If C is true S Sucomponents are 44 //! copied. If Canonize is true then generated surfaces 45 //! are attempted to be canonized in simple types 46 Standard_EXPORT BRepSweep_Translation(const TopoDS_Shape& S, const Sweep_NumShape& N, const TopLoc_Location& L, const gp_Vec& V, const Standard_Boolean C, const Standard_Boolean Canonize = Standard_True); 47 48 //! Builds the vertex addressed by [aGenV,aDirV], with its 49 //! geometric part, but without subcomponents. 50 Standard_EXPORT TopoDS_Shape MakeEmptyVertex (const TopoDS_Shape& aGenV, const Sweep_NumShape& aDirV); 51 52 //! Builds the edge addressed by [aGenV,aDirE], with its 53 //! geometric part, but without subcomponents. 54 Standard_EXPORT TopoDS_Shape MakeEmptyDirectingEdge (const TopoDS_Shape& aGenV, const Sweep_NumShape& aDirE); 55 56 //! Builds the edge addressed by [aGenE,aDirV], with its 57 //! geometric part, but without subcomponents. 58 Standard_EXPORT TopoDS_Shape MakeEmptyGeneratingEdge (const TopoDS_Shape& aGenE, const Sweep_NumShape& aDirV); 59 60 //! Sets the parameters of the new vertex on the new 61 //! face. The new face and new vertex where generated 62 //! from aGenF, aGenV and aDirV . 63 Standard_EXPORT void SetParameters (const TopoDS_Shape& aNewFace, TopoDS_Shape& aNewVertex, const TopoDS_Shape& aGenF, const TopoDS_Shape& aGenV, const Sweep_NumShape& aDirV); 64 65 //! Sets the parameter of the new vertex on the new 66 //! edge. The new edge and new vertex where generated 67 //! from aGenV aDirE, and aDirV. 68 Standard_EXPORT void SetDirectingParameter (const TopoDS_Shape& aNewEdge, TopoDS_Shape& aNewVertex, const TopoDS_Shape& aGenV, const Sweep_NumShape& aDirE, const Sweep_NumShape& aDirV); 69 70 //! Sets the parameter of the new vertex on the new 71 //! edge. The new edge and new vertex where generated 72 //! from aGenE, aGenV and aDirV . 73 Standard_EXPORT void SetGeneratingParameter (const TopoDS_Shape& aNewEdge, TopoDS_Shape& aNewVertex, const TopoDS_Shape& aGenE, const TopoDS_Shape& aGenV, const Sweep_NumShape& aDirV); 74 75 //! Builds the face addressed by [aGenS,aDirS], with 76 //! its geometric part, but without subcomponents. The 77 //! couple aGenS, aDirS can be a "generating face and 78 //! a directing vertex" or "a generating edge and a 79 //! directing edge". 80 Standard_EXPORT TopoDS_Shape MakeEmptyFace (const TopoDS_Shape& aGenS, const Sweep_NumShape& aDirS); 81 82 //! Sets the PCurve for a new edge on a new face. The 83 //! new edge and the new face were generated using 84 //! aGenF, aGenE and aDirV. 85 Standard_EXPORT void SetPCurve (const TopoDS_Shape& aNewFace, TopoDS_Shape& aNewEdge, const TopoDS_Shape& aGenF, const TopoDS_Shape& aGenE, const Sweep_NumShape& aDirV, const TopAbs_Orientation orien); 86 87 //! Sets the PCurve for a new edge on a new face. The 88 //! new edge and the new face were generated using 89 //! aGenE, aDirE and aDirV. 90 Standard_EXPORT void SetGeneratingPCurve (const TopoDS_Shape& aNewFace, TopoDS_Shape& aNewEdge, const TopoDS_Shape& aGenE, const Sweep_NumShape& aDirE, const Sweep_NumShape& aDirV, const TopAbs_Orientation orien); 91 92 //! Sets the PCurve for a new edge on a new face. The 93 //! new edge and the new face were generated using 94 //! aGenE, aDirE and aGenV. 95 Standard_EXPORT void SetDirectingPCurve (const TopoDS_Shape& aNewFace, TopoDS_Shape& aNewEdge, const TopoDS_Shape& aGenE, const TopoDS_Shape& aGenV, const Sweep_NumShape& aDirE, const TopAbs_Orientation orien); 96 97 //! Returns the Orientation of the shell in the solid 98 //! generated by the face aGenS with the edge aDirS. 99 //! It is REVERSED if the surface is swept in the 100 //! direction of the normal. 101 Standard_EXPORT TopAbs_Orientation DirectSolid (const TopoDS_Shape& aGenS, const Sweep_NumShape& aDirS); 102 103 //! Returns true if aNewSubShape (addressed by 104 //! aSubGenS and aDirS) must be added in aNewShape 105 //! (addressed by aGenS and aDirS). 106 Standard_EXPORT Standard_Boolean GGDShapeIsToAdd (const TopoDS_Shape& aNewShape, const TopoDS_Shape& aNewSubShape, const TopoDS_Shape& aGenS, const TopoDS_Shape& aSubGenS, const Sweep_NumShape& aDirS) const; 107 108 //! Returns true if aNewSubShape (addressed by 109 //! aGenS and aSubDirS) must be added in aNewShape 110 //! (addressed by aGenS and aDirS). 111 Standard_EXPORT Standard_Boolean GDDShapeIsToAdd (const TopoDS_Shape& aNewShape, const TopoDS_Shape& aNewSubShape, const TopoDS_Shape& aGenS, const Sweep_NumShape& aDirS, const Sweep_NumShape& aSubDirS) const; 112 113 //! In some particular cases the topology of a 114 //! generated face must be composed of independent 115 //! closed wires, in this case this function returns 116 //! true. 117 //! Here it always returns false. 118 Standard_EXPORT Standard_Boolean SeparatedWires (const TopoDS_Shape& aNewShape, const TopoDS_Shape& aNewSubShape, const TopoDS_Shape& aGenS, const TopoDS_Shape& aSubGenS, const Sweep_NumShape& aDirS) const; 119 120 //! Returns true if aDirS and aGenS addresses a 121 //! resulting Shape. In some specific cases the shape 122 //! can be geometrically inexsistant, then this 123 //! function returns false. 124 Standard_EXPORT Standard_Boolean HasShape (const TopoDS_Shape& aGenS, const Sweep_NumShape& aDirS) const; 125 126 //! Returns always false because here the 127 //! transformation is a translation. 128 Standard_EXPORT Standard_Boolean IsInvariant (const TopoDS_Shape& aGenS) const; 129 130 //! Returns the Vector of the Prism, if it is an infinite 131 //! prism the Vec is unitar. 132 Standard_EXPORT gp_Vec Vec() const; 133 134 135 136 137 protected: 138 139 140 141 142 143 private: 144 145 146 147 gp_Vec myVec; 148 Standard_Boolean myCanonize; 149 150 151 }; 152 153 154 155 156 157 158 159 #endif // _BRepSweep_Translation_HeaderFile 160