58 lines
2.4 KiB
C++
58 lines
2.4 KiB
C++
#pragma once
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#include "Stdafx.h"
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class ScBRepLib
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{
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public:
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ScBRepLib(void);
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~ScBRepLib(void);
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//辅助函数
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static BOOL IsVertex(const TopoDS_Shape& aS);
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static BOOL IsEdge(const TopoDS_Shape& aS) ;
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static BOOL IsWire(const TopoDS_Shape& aS) ;
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static BOOL IsFace(const TopoDS_Shape& aS) ;
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static BOOL IsShell(const TopoDS_Shape& aS) ;
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static BOOL IsSolid(const TopoDS_Shape& aS) ;
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static BOOL IsCompound(const TopoDS_Shape& aS) ;
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static BOOL IsCompSolid(const TopoDS_Shape& aS) ;
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//将一条edge分割为两条
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static BOOL SplitEdge(const TopoDS_Edge& aEdge,double t,
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TopoDS_Edge& aE1,TopoDS_Edge& aE2);
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//用一条edge分割另一条edge,新edge保存在list中，返回新edge的个数
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static int SplitEdgeByEdge(const TopoDS_Edge& aE1,const TopoDS_Edge& aE2,
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TopTools_ListOfShape& shapeList);
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//用一条edge分割一个wire。新shape保存在list中，返回新shape的个数
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static int SplitWireByEdge(const TopoDS_Wire& aWire,const TopoDS_Edge& aEdge,
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TopTools_ListOfShape& shapeList);
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//用一条wire分割一个edge。
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static int SplitEdgeByWire(const TopoDS_Edge& aEdge,const TopoDS_Wire& aWire,
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TopTools_ListOfShape& shapeList);
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//用一个wire分割另一个wire
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static int SplitWireByWire(const TopoDS_Wire& aW1,const TopoDS_Wire& aW2,
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TopTools_ListOfShape& shapeList);
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//edge和wire是否相连
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static BOOL IsConnected(const TopoDS_Wire& aW,const TopoDS_Edge& aE);
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//获取face的外环
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//使用BRepTools::OuterWire的代码，略作修改。
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static TopoDS_Wire OuterWire(const TopoDS_Face& aFace);
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//根据一系列wire,创建平面face.wire不相交,可能相互包含.主要用于从文字轮廓
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//生成一系列平面.
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static int BuildPlnFace(TopTools_ListOfShape& aWList,TopTools_ListOfShape& aFList);
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//wire 1是否包含wire2.注意:wire1和wire2不相交.当然可以判断是否相交.但这里为了效率没有处理.
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static BOOL IsWire2InWire1(const TopoDS_Wire& aW1,const TopoDS_Wire& aW2);
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//从一个外环和一组内环创建face
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static TopoDS_Face BuildPlaneFace(const TopoDS_Wire& aOW,const TopTools_ListOfShape& aIWList);
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//从一系列相连的edge和wire创建一个wire.
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};
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