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155 lines
3.7 KiB
C++
155 lines
3.7 KiB
C++
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program 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 Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef NL_EXTERIOR_MESH_H
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#define NL_EXTERIOR_MESH_H
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#include <vector>
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#include "nel/misc/types_nl.h"
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#include "nel/misc/vector.h"
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#include "nel/misc/file.h"
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#include "nel/misc/aabbox.h"
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#include "vector_2s.h"
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#include "surface_quad.h"
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#include "chain.h"
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#include "retrievable_surface.h"
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#include "chain_quad.h"
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#include "nel/pacs/u_global_position.h"
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namespace NLPACS
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{
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/**
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* The external mesh of a interior local retriever.
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* \author Benjamin Legros
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* \author Nevrax France
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* \date 2001
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*/
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class CExteriorMesh
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{
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public:
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/// An edge of the edge list
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struct CEdge
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{
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NLMISC::CVector Start;
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sint32 Link;
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CEdge() {}
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CEdge(const CVector &start, sint32 link) : Start(start), Link(link) {}
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void serial(NLMISC::IStream &f) { f.serial(Start, Link); }
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};
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/// A list of edges that are sorted
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struct COrderedEdges
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{
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uint32 Start, End;
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bool Forward;
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void serial(NLMISC::IStream &f) { f.serial(Start, End, Forward); }
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};
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/// A neighbor link, on an interior surface
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class CLink
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{
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public:
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uint16 BorderChainId;
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uint16 ChainId;
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uint16 SurfaceId;
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CLink() : BorderChainId(0xFFFF), ChainId(0xFFFF), SurfaceId(0xFFFF) {}
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void serial(NLMISC::IStream &f) { f.serial(BorderChainId, ChainId, SurfaceId); }
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};
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protected:
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std::vector<CEdge> _Edges;
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std::vector<COrderedEdges> _OrderedEdges;
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std::vector<CLink> _Links;
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NLMISC::CAABBox _BBox;
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public:
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/// @name Constructors
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// @{
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CExteriorMesh();
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// @}
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void clear()
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{
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NLMISC::contReset(_Edges);
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NLMISC::contReset(_OrderedEdges);
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NLMISC::contReset(_Links);
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}
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/// @name Selectors
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// @{
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/// Get the set of edges that forms the whole mesh
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const std::vector<CEdge> &getEdges() const { return _Edges; }
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/// Get the nth edge of the mesh
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const CEdge getEdge(uint n) const { return _Edges[n]; }
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/// Get the ordered edges
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const std::vector<COrderedEdges> &getOrderedEdges() const { return _OrderedEdges; }
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/// Get the nth set of ordered edges
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const COrderedEdges &getOrderedEdges(uint n) const { return _OrderedEdges[n]; }
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/// Get the links
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const std::vector<CLink> &getLinks() const { return _Links; }
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/// Get a specific link
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const CLink &getLink(uint n) const { return _Links[n]; }
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/// Get the link on a specific edge
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CLink getLinkFromEdge(uint edge) const { return (_Edges[edge].Link != -1) ? _Links[_Edges[edge].Link] : CLink(); }
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/// Get the bbox of the mesh
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const NLMISC::CAABBox &getBBox() const { return _BBox; }
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// @}
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/// @name Mutators/initialisation
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// @{
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/// Set the edges
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void setEdges(const std::vector<CEdge> &edges);
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/// Set the links
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void setLinks(const std::vector<CLink> &links) { _Links = links; }
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// @}
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/// Serializes the mesh
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void serial(NLMISC::IStream &f);
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};
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}; // NLPACS
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#endif // NL_EXTERIOR_MESH_H
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/* End of exterior_mesh.h */
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