forked from bartvdbraak/blender
126 lines
2.6 KiB
C++
126 lines
2.6 KiB
C++
/**
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* $Id$
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the 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 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 this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#ifndef NAN_INCLUDED_LOD_QSDecimator_H
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#define NAN_INCLUDED_LOD_QSDecimator_H
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#include "MEM_NonCopyable.h"
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#include "LOD_ManMesh2.h"
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#include "LOD_ExternNormalEditor.h"
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#include "LOD_EdgeCollapser.h"
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#include "LOD_QuadricEditor.h"
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class LOD_ExternBufferEditor;
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class LOD_QSDecimator : public MEM_NonCopyable {
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public :
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static
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LOD_QSDecimator *
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New(
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LOD_ManMesh2 &mesh,
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LOD_ExternNormalEditor &face_editor,
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LOD_ExternBufferEditor &extern_editor
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);
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bool
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Arm(
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);
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bool
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Step(
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);
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private :
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LOD_QSDecimator(
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LOD_ManMesh2 &mesh,
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LOD_ExternNormalEditor &face_editor,
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LOD_ExternBufferEditor &extern_editor
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);
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bool
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CollapseEdge(
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);
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bool
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BuildHeap(
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);
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void
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UpdateHeap(
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std::vector<LOD_EdgeInd> °_edges,
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std::vector<LOD_EdgeInd> &new_edges
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);
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void
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DeletePrimitives(
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const std::vector<LOD_EdgeInd> & degenerate_edges,
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const std::vector<LOD_FaceInd> & degenerate_faces,
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const std::vector<LOD_VertexInd> & degenerate_vertices
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);
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private :
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// owned by this class
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//////////////////////
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MEM_SmartPtr<LOD_EdgeCollapser> m_collapser;
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MEM_SmartPtr<CTR_UHeap<LOD_Edge> > m_heap;
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MEM_SmartPtr<LOD_QuadricEditor> m_quadric_editor;
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bool m_is_armed;
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// arguments to New(...)
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////////////////////////
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LOD_ManMesh2 & m_mesh;
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LOD_ExternNormalEditor &m_face_editor;
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LOD_ExternBufferEditor & m_extern_editor;
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// temporary buffers
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////////////////////
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std::vector<LOD_FaceInd> m_deg_faces;
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std::vector<LOD_EdgeInd> m_deg_edges;
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std::vector<LOD_VertexInd> m_deg_vertices;
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std::vector<LOD_FaceInd> m_update_faces;
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std::vector<LOD_EdgeInd> m_new_edges;
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std::vector<LOD_VertexInd> m_update_vertices;
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};
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#endif
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