76 lines
2.1 KiB
C
76 lines
2.1 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file eggToObjConverter.h
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* @author drose
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* @date 2012-12-19
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*/
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#ifndef EGGTOOBJCONVERTER_H
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#define EGGTOOBJCONVERTER_H
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#include "pandatoolbase.h"
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#include "eggToSomethingConverter.h"
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#include "eggVertexPool.h"
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#include "eggGroup.h"
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/**
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* Convert an obj file to egg data.
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*/
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class EggToObjConverter : public EggToSomethingConverter {
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public:
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EggToObjConverter();
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EggToObjConverter(const EggToObjConverter ©);
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~EggToObjConverter();
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virtual EggToSomethingConverter *make_copy();
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virtual std::string get_name() const;
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virtual std::string get_extension() const;
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virtual bool supports_compressed() const;
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virtual bool write_file(const Filename &filename);
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private:
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typedef pmap<LVecBase4d, int> UniqueVertices;
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class VertexDef {
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public:
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VertexDef();
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int _vert3_index;
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int _vert4_index;
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int _uv2_index;
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int _uv3_index;
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int _norm_index;
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};
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typedef pmap<EggVertex *, VertexDef> VertexMap;
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bool process(const Filename &filename);
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void collect_vertices(EggNode *egg_node);
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void write_faces(std::ostream &out, EggNode *egg_node);
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void write_group_reference(std::ostream &out, EggNode *egg_node);
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void get_group_name(std::string &group_name, EggGroupNode *egg_group);
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void record_vertex(EggVertex *vertex);
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int record_unique(UniqueVertices &unique, const LVecBase4d &vec);
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int record_unique(UniqueVertices &unique, const LVecBase3d &vec);
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int record_unique(UniqueVertices &unique, const LVecBase2d &vec);
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int record_unique(UniqueVertices &unique, double pos);
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void write_vertices(std::ostream &out, const std::string &prefix, int num_components,
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const UniqueVertices &unique);
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private:
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UniqueVertices _unique_vert3, _unique_vert4, _unique_uv2, _unique_uv3, _unique_norm;
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VertexMap _vmap;
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EggGroupNode *_current_group;
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};
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#endif
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