142 lines
5.4 KiB
C++
142 lines
5.4 KiB
C++
/***************************************************************************
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* Copyright (c) 2016 WandererFan <wandererfan@gmail.com> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#ifndef DrawProjectSplit_h_
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#define DrawProjectSplit_h_
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#include <TopoDS_Edge.hxx>
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#include <TopoDS_Vertex.hxx>
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#include <App/FeaturePython.h>
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#include <Base/Vector3D.h>
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#include <Mod/TechDraw/TechDrawGlobal.h>
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#include "DrawUtil.h"
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#include "Geometry.h"
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class gp_Pnt;
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class gp_Ax2;
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namespace TechDraw
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{
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class GeometryObject;
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using GeometryObjectPtr = std::shared_ptr<GeometryObject>;
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class Vertex;
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class BaseGeom;
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}
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namespace TechDraw
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{
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//magic number for finding parameter of point on curve
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#define PARAM_MAX_DIST 0.000001
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struct splitPoint {
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int i;
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Base::Vector3d v;
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double param;
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};
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class edgeSortItem
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{
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public:
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edgeSortItem() {
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startAngle = endAngle = 0.0;
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idx = 0;
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}
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~edgeSortItem() = default;
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Base::Vector3d start;
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Base::Vector3d end;
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double startAngle;
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double endAngle;
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unsigned int idx;
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static bool edgeLess(const edgeSortItem& e1, const edgeSortItem& e2);
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static bool edgeEqual(const edgeSortItem& e1, const edgeSortItem& e2);
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std::string dump();
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};
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using vertexMap = std::map<Base::Vector3d, int, DrawUtil::vectorLessType>;
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class edgeVectorEntry {
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public:
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edgeVectorEntry(TopoDS_Edge e, bool flag) {
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edge = e;
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validFlag = flag;
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}
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~edgeVectorEntry() = default;
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TopoDS_Edge edge;
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bool validFlag;
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};
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class TechDrawExport DrawProjectSplit
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{
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public:
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DrawProjectSplit();
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~DrawProjectSplit();
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public:
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static std::vector<TopoDS_Edge> getEdgesForWalker(TopoDS_Shape shape, double scale, Base::Vector3d direction);
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static TechDraw::GeometryObjectPtr buildGeometryObject(TopoDS_Shape shape, const gp_Ax2& viewAxis);
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static bool isOnEdge(TopoDS_Edge e, TopoDS_Vertex v, double& param, bool allowEnds = false);
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static std::vector<TopoDS_Edge> splitEdges(std::vector<TopoDS_Edge> orig, std::vector<splitPoint> splits);
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static std::vector<TopoDS_Edge> split1Edge(TopoDS_Edge e, std::vector<splitPoint> splitPoints);
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static std::vector<splitPoint> sortSplits(std::vector<splitPoint>& s, bool ascend);
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static bool splitCompare(const splitPoint& p1, const splitPoint& p2);
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static bool splitEqual(const splitPoint& p1, const splitPoint& p2);
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static std::vector<TopoDS_Edge> removeDuplicateEdges(std::vector<TopoDS_Edge>& inEdges);
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static std::vector<edgeSortItem> sortEdges(std::vector<edgeSortItem>& e, bool ascend);
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//routines for revised face finding approach
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static std::vector<TopoDS_Edge> scrubEdges(const std::vector<BaseGeomPtr> &origEdges,
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std::vector<TopoDS_Edge>& closedEdges);
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static std::vector<TopoDS_Edge> scrubEdges(std::vector<TopoDS_Edge>& origEdges,
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std::vector<TopoDS_Edge>& closedEdges);
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static vertexMap getUniqueVertexes(std::vector<TopoDS_Edge> inEdges);
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static std::vector<TopoDS_Edge> pruneUnconnected(vertexMap verts,
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std::vector<TopoDS_Edge> edges);
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static std::vector<TopoDS_Edge> removeOverlapEdges(const std::vector<TopoDS_Edge>& inEdges);
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static bool sameEndPoints(const TopoDS_Edge& e1,
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const TopoDS_Edge& e2);
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static int isSubset(const TopoDS_Edge &e0,
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const TopoDS_Edge &e1);
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static std::vector<TopoDS_Edge> fuseEdges(const TopoDS_Edge& e0,
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const TopoDS_Edge& e1);
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static bool boxesIntersect(const TopoDS_Edge& e0,
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const TopoDS_Edge& e1);
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static void dumpVertexMap(vertexMap verts);
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};
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using DrawProjectSplitPython = App::FeaturePythonT<DrawProjectSplit>;
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} //namespace TechDraw
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#endif // #ifndef DrawProjectSplit_h_
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