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Diffstat (limited to 'intern/decimation/intern/LOD_QSDecimator.h')
-rw-r--r-- | intern/decimation/intern/LOD_QSDecimator.h | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/intern/decimation/intern/LOD_QSDecimator.h b/intern/decimation/intern/LOD_QSDecimator.h new file mode 100644 index 00000000000..c5ae915db29 --- /dev/null +++ b/intern/decimation/intern/LOD_QSDecimator.h @@ -0,0 +1,128 @@ +/** + * $Id$ + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +#ifndef NAN_INCLUDED_LOD_QSDecimator_H + +#define NAN_INCLUDED_LOD_QSDecimator_H + +#include "MEM_NonCopyable.h" +#include "LOD_ManMesh2.h" +#include "LOD_ExternNormalEditor.h" +#include "LOD_EdgeCollapser.h" +#include "LOD_QuadricEditor.h" + +class LOD_ExternBufferEditor; + +class LOD_QSDecimator : public MEM_NonCopyable { + +public : + + static + LOD_QSDecimator * + New( + LOD_ManMesh2 &mesh, + LOD_ExternNormalEditor &face_editor, + LOD_ExternBufferEditor &extern_editor + ); + + + bool + Arm( + ); + + + bool + Step( + ); + +private : + + LOD_QSDecimator( + LOD_ManMesh2 &mesh, + LOD_ExternNormalEditor &face_editor, + LOD_ExternBufferEditor &extern_editor + ); + + bool + CollapseEdge( + ); + + bool + BuildHeap( + ); + + void + UpdateHeap( + std::vector<LOD_EdgeInd> °_edges, + std::vector<LOD_EdgeInd> &new_edges + ); + + void + DeletePrimitives( + const std::vector<LOD_EdgeInd> & degenerate_edges, + const std::vector<LOD_FaceInd> & degenerate_faces, + const std::vector<LOD_VertexInd> & degenerate_vertices + ); + + +private : + + // owned by this class + ////////////////////// + + MEM_SmartPtr<LOD_EdgeCollapser> m_collapser; + MEM_SmartPtr<CTR_UHeap<LOD_Edge> > m_heap; + MEM_SmartPtr<LOD_QuadricEditor> m_quadric_editor; + + bool m_is_armed; + + // arguments to New(...) + //////////////////////// + + LOD_ManMesh2 & m_mesh; + LOD_ExternNormalEditor &m_face_editor; + LOD_ExternBufferEditor & m_extern_editor; + + // temporary buffers + //////////////////// + + std::vector<LOD_FaceInd> m_deg_faces; + std::vector<LOD_EdgeInd> m_deg_edges; + std::vector<LOD_VertexInd> m_deg_vertices; + + std::vector<LOD_FaceInd> m_update_faces; + std::vector<LOD_EdgeInd> m_new_edges; + std::vector<LOD_VertexInd> m_update_vertices; + + +}; +#endif + |