222 lines
3.2 KiB
C++
222 lines
3.2 KiB
C++
/*
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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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/** \file decimation/intern/LOD_MeshPrimitives.h
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* \ingroup decimation
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*/
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#ifndef __LOD_MESHPRIMITIVES_H__
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#define __LOD_MESHPRIMITIVES_H__
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#include "MT_Vector3.h"
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#include "CTR_TaggedIndex.h"
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#include "CTR_UHeap.h"
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#include <vector>
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typedef CTR_TaggedIndex<24,0x00ffffff> LOD_VertexInd;
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typedef CTR_TaggedIndex<24,0x00ffffff> LOD_EdgeInd;
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typedef CTR_TaggedIndex<24,0x00ffffff> LOD_FaceInd;
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typedef CTR_TaggedIndex<24,0x00ffffff> LOD_HeapInd;
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class LOD_Vertex {
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public :
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MT_Vector3 pos;
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std::vector<LOD_EdgeInd> m_edges;
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bool m_select_tag;
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LOD_Vertex(
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);
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bool
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RemoveEdge(
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LOD_EdgeInd e
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);
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void
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AddEdge(
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LOD_EdgeInd e
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);
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void
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SwapEdge(
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LOD_EdgeInd e_old,
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LOD_EdgeInd e_new
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);
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bool
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SelectTag(
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) const;
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void
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SetSelectTag(
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bool tag
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);
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bool
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Degenerate(
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);
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void
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CopyPosition(
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float *float_ptr
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);
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private :
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};
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class LOD_Edge : public CTR_UHeapable {
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public :
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LOD_VertexInd m_verts[2];
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LOD_FaceInd m_faces[2];
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LOD_Edge (
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);
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bool operator == (
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LOD_Edge & rhs
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);
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// Elementary helper methods
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////////////////////////////
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LOD_FaceInd
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OpFace(
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LOD_FaceInd f
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) const;
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void
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SwapFace(
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LOD_FaceInd old_f,
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LOD_FaceInd new_f
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);
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// return the half edge face - the half edge is defined
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// by the {vertex,edge} tuple.
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LOD_FaceInd
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HalfEdgeFace(
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LOD_VertexInd vi
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);
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LOD_VertexInd
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OpVertex(
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LOD_VertexInd vi
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);
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// replace the vertex v_old with vertex v_new
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// error if v_old is not one of the original vertices
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void
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SwapVertex(
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LOD_VertexInd v_old,
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LOD_VertexInd v_new
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);
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bool
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SelectTag(
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) const;
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void
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SetSelectTag(
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bool tag
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);
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int
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OpenTag(
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) const;
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void
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SetOpenTag(
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int tag
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);
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bool
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Degenerate(
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) const;
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bool
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BoundaryEdge(
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) const {
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return (m_faces[0].IsEmpty() || m_faces[1].IsEmpty());
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};
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};
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class LOD_TriFace {
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public:
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LOD_VertexInd m_verts[3];
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LOD_TriFace(
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);
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// Elementary helper methods
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////////////////////////////
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void
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SwapVertex(
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LOD_VertexInd old_v,
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LOD_VertexInd new_v
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);
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bool
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SelectTag(
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) const;
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void
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SetSelectTag(
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bool tag
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);
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int
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OpenTag(
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);
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void
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SetOpenTag(
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int tag
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);
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bool
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Degenerate(
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);
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void
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CopyVerts(
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int * index_ptr
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);
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};
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#endif
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