70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
/**
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* @file MeshVisitor.h
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* Declares the MeshVisitor class.
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* @ingroup meshtex-util
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*/
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/*
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* Copyright 2012 Joel Baxter
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*
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* This file is part of MeshTex.
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*
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* MeshTex is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* MeshTex 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with MeshTex. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "RefCounted.h"
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#include "MeshEntity.h"
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#include "iselection.h"
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/**
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* Visitor that will invoke Execute with a MeshEntity argument if the visited
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* node is a valid mesh. Subclasses should override Execute to perform
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* operations on the MeshEntity.
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*
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* @ingroup meshtex-util
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*/
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class MeshVisitor : public SelectionSystem::Visitor, public RefCounted
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{
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public: // public methods
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MeshVisitor();
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virtual ~MeshVisitor();
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void ResetVisitedCount();
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unsigned GetVisitedCount();
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void visit(scene::Instance& instance) const;
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protected: // protected methods
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virtual bool Execute(MeshEntity& meshEntity) const;
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private: // private static member vars
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/// @name Callbacks to use when constructing the MeshEntity
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//@{
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static const MeshEntity::MessageCallback _infoReportCallback;
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static const MeshEntity::MessageCallback _warningReportCallback;
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static const MeshEntity::MessageCallback _errorReportCallback;
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//@}
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private: // private member vars
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/**
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* Track the number of Execute invocations.
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*/
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mutable unsigned _visitedCount;
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};
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