115 lines
4.3 KiB
C++
115 lines
4.3 KiB
C++
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/*===========================================================================*\
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* *
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* OpenMesh *
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* Copyright (C) 2003 by Computer Graphics Group, RWTH Aachen *
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* www.openmesh.org *
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* *
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*---------------------------------------------------------------------------*
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* *
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* License *
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* *
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* This library is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU Lesser General Public License as published *
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* by the Free Software Foundation, version 2.1. *
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* *
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* This library is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with this library; if not, write to the Free Software *
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. *
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* *
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\*===========================================================================*/
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//=============================================================================
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//
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// Implements the baseclass for MeshWriter exporter modules
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//
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//=============================================================================
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#ifndef __BASEEXPORTER_HH__
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#define __BASEEXPORTER_HH__
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//=== INCLUDES ================================================================
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// STL
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#include <vector>
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// OpenMesh
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#include <OpenMesh/Core/System/config.h>
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#include <OpenMesh/Core/Geometry/VectorT.hh>
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#include <OpenMesh/Core/Mesh/BaseKernel.hh>
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//=== NAMESPACES ==============================================================
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namespace OpenMesh {
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namespace IO {
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//=== EXPORTER ================================================================
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/**
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Base class for exporter modules.
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The exporter modules provide an interface between the writer modules and
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the target data structure.
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*/
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class BaseExporter
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{
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public:
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virtual ~BaseExporter() { }
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// get vertex data
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virtual Vec3f point(VertexHandle _vh) const = 0;
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virtual Vec3f normal(VertexHandle _vh) const = 0;
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virtual Vec3uc color(VertexHandle _vh) const = 0;
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virtual Vec4uc colorA(VertexHandle _vh) const = 0;
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virtual Vec2f texcoord(VertexHandle _vh) const = 0;
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// get face data
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virtual unsigned int
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get_vhandles(FaceHandle _fh,
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std::vector<VertexHandle>& _vhandles) const=0;
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virtual Vec3f normal(FaceHandle _fh) const = 0;
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virtual Vec3uc color (FaceHandle _fh) const = 0;
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virtual Vec4uc colorA(FaceHandle _fh) const = 0;
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// get reference to base kernel
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virtual const BaseKernel* kernel() { return 0; }
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// query number of faces, vertices, normals, texcoords
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virtual size_t n_vertices() const = 0;
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virtual size_t n_faces() const = 0;
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virtual size_t n_edges() const = 0;
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// property information
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virtual bool is_triangle_mesh() const { return false; }
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virtual bool has_vertex_normals() const { return false; }
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virtual bool has_vertex_colors() const { return false; }
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virtual bool has_vertex_texcoords() const { return false; }
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virtual bool has_face_normals() const { return false; }
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virtual bool has_face_colors() const { return false; }
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};
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//=============================================================================
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} // namespace IO
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} // namespace OpenMesh
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//=============================================================================
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#endif
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//=============================================================================
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