83 lines
2 KiB
C++
83 lines
2 KiB
C++
/**
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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 indexedFaceSet.h
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* @author drose
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* @date 1999-06-24
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*/
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#ifndef INDEXEDFACESET_H
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#define INDEXEDFACESET_H
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#include "pandatoolbase.h"
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#include "pvector.h"
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#include "epvector.h"
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#include "pset.h"
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#include "eggPolygon.h"
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#include "eggVertex.h"
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#include "eggAttributes.h"
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class VrmlNode;
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class EggData;
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class EggGroup;
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class EggVertexPool;
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class VRMLAppearance;
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class LMatrix4d;
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/**
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* Decodes the vertices and faces in a VRML indexed face set, and creates the
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* corresponding egg geometry.
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*/
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class IndexedFaceSet {
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public:
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IndexedFaceSet(const VrmlNode *geometry, const VRMLAppearance &appearance);
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void convert_to_egg(EggGroup *group, const LMatrix4d &net_transform);
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private:
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void get_coord_values();
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void get_polys();
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void get_vrml_colors(const VrmlNode *color_node, double transparency,
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pvector<UnalignedLVecBase4> &color_list);
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void get_vrml_normals(const VrmlNode *normal_node,
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pvector<LNormald> &normal_list);
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void get_vrml_uvs(const VrmlNode *texCoord_node,
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pvector<LTexCoordd> &uv_list);
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bool get_colors();
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bool get_normals();
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void assign_per_vertex_normals();
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bool get_uvs();
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void assign_per_vertex_uvs();
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void make_polys(EggVertexPool *vpool, EggGroup *group,
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const LMatrix4d &net_transform);
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void compute_normals(EggGroup *group);
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class VrmlVertex {
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public:
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int _index;
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LVertexd _pos;
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EggVertex _attrib;
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};
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class VrmlPolygon {
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public:
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EggPolygon _attrib;
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epvector<VrmlVertex> _verts;
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};
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pvector<LVertexd> _coord_values;
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epvector<VrmlPolygon> _polys;
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pvector<LTexCoordd> _per_vertex_uvs;
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pvector<LNormald> _per_vertex_normals;
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bool _has_normals;
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const VrmlNode *_geometry;
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const VRMLAppearance &_appearance;
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};
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#endif
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