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Diffstat (limited to 'intern/decimation/intern/LOD_MeshPrimitives.h')
| -rw-r--r-- | intern/decimation/intern/LOD_MeshPrimitives.h | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/intern/decimation/intern/LOD_MeshPrimitives.h b/intern/decimation/intern/LOD_MeshPrimitives.h new file mode 100644 index 00000000000..12214c7528d --- /dev/null +++ b/intern/decimation/intern/LOD_MeshPrimitives.h @@ -0,0 +1,221 @@ +/** + * $Id$ + * ***** 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_MeshPrimitives_h + +#define NAN_INCLUDED_MeshPrimitives_h + +#include "MT_Vector3.h" +#include "CTR_TaggedIndex.h" +#include "CTR_UHeap.h" +#include <vector> + +typedef CTR_TaggedIndex<24,0x00ffffff> LOD_VertexInd; +typedef CTR_TaggedIndex<24,0x00ffffff> LOD_EdgeInd; +typedef CTR_TaggedIndex<24,0x00ffffff> LOD_FaceInd; +typedef CTR_TaggedIndex<24,0x00ffffff> LOD_HeapInd; + +class LOD_Vertex { +public : + MT_Vector3 pos; + std::vector<LOD_EdgeInd> m_edges; + bool m_select_tag; + + LOD_Vertex( + ) ; + + bool + RemoveEdge( + LOD_EdgeInd e + ); + + void + AddEdge( + LOD_EdgeInd e + ); + + void + SwapEdge( + LOD_EdgeInd e_old, + LOD_EdgeInd e_new + ); + + bool + SelectTag( + ) const; + + void + SetSelectTag( + bool tag + ); + + bool + Degenerate( + ); + + void + CopyPosition( + float *float_ptr + ); + +private : + + +}; + +class LOD_Edge : public CTR_UHeapable { +public : + LOD_VertexInd m_verts[2]; + LOD_FaceInd m_faces[2]; + + LOD_Edge ( + ); + + bool operator == ( + LOD_Edge & rhs + ); + + // Elementary helper methods + //////////////////////////// + + LOD_FaceInd + OpFace( + LOD_FaceInd f + ) const ; + + void + SwapFace( + LOD_FaceInd old_f, + LOD_FaceInd new_f + ) ; + + + // return the half edge face - the half edge is defined + // by the {vertex,edge} tuple. + + LOD_FaceInd + HalfEdgeFace( + LOD_VertexInd vi + ); + + + LOD_VertexInd + OpVertex( + LOD_VertexInd vi + ); + + // replace the vertex v_old with vertex v_new + // error if v_old is not one of the original vertices + + void + SwapVertex( + LOD_VertexInd v_old, + LOD_VertexInd v_new + ) ; + + bool + SelectTag( + ) const ; + + void + SetSelectTag( + bool tag + ); + + int + OpenTag( + ) const; + + void + SetOpenTag( + int tag + ) ; + + bool + Degenerate( + ) const; + + bool + BoundaryEdge( + ) const { + return (m_faces[0].IsEmpty() || m_faces[1].IsEmpty()); + }; + + +}; + +class LOD_TriFace { +public: + + LOD_VertexInd m_verts[3]; + + LOD_TriFace( + ); + + // Elementary helper methods + //////////////////////////// + + void + SwapVertex( + LOD_VertexInd old_v, + LOD_VertexInd new_v + ); + + bool + SelectTag( + ) const; + + void + SetSelectTag( + bool tag + ); + + int + OpenTag( + ); + void + SetOpenTag( + int tag + ); + + bool + Degenerate( + ); + + void + CopyVerts( + int * index_ptr + ); + +}; + +#endif + |