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source: orxonox.OLD/orxonox/branches/images/importer/object.h @ 3108

Last change on this file since 3108 was 3075, checked in by bensch, 20 years ago

orxonox/trunk/importer: auto-Vertex-Normals implemented

File size: 2.2 KB
Line 
1/*!
2  \file object.h
3  \brief Contains the Object Class that handles 3D-Objects
4*/
5
6#ifndef _OBJECT_H
7#define _OBJECT_H
8
9#include <GL/gl.h>
10#include <GL/glu.h>
11
12#include "array.h"
13#include "material.h"
14#include "vector.h"
15#include <fstream>
16
17using namespace std;
18
19extern int verbose; //!< Will be removed and added again as a verbose-class.
20
21
22
23//! Class that handles 3D-Objects. it can also read them in and display them.
24class Object
25{
26 public:
27  Object ();
28  Object (char* fileName);
29  Object(char* fileName, float scaling);
30  ~Object ();
31 
32  void draw (void) const;
33  void draw (int groupNumber) const;
34  void draw (char* groupName) const;
35  int getGroupCount() const;
36
37 private:
38  struct FaceElement
39  {
40    int vertexNumber;
41    int normalNumber;
42    int texCoordNumber;
43    FaceElement* next;
44  };
45
46  //! Face
47  struct Face
48  {
49    int vertexCount;
50    FaceElement* firstElem;
51
52    char* materialString;
53
54    Face* next;
55  };
56
57  //! Group to handle multiple Objects per obj-file
58  struct Group
59  {
60    char* name;
61
62    GLuint listNumber;
63    Face* firstFace;
64    Face* currentFace;
65    int faceMode;
66    int faceCount;
67
68    Group* next;
69  };
70
71
72  Array* vertices;
73  int verticesCount;
74  Array* colors;
75  Array* normals;
76  Array* vTexture;
77
78 
79  Group* firstGroup; //!< the first of all groups.
80  Group* currentGroup; //!< the currentGroup. this is the one we will work with.
81  int groupCount;
82
83  Material* material;
84  float scaleFactor;
85
86  char* objPath;
87  char* objFileName;
88  char* mtlFileName;
89  ifstream* OBJ_FILE;
90  ifstream* MTL_FILE;
91
92  bool initialize (void);
93  bool initGroup(Group* group);
94  bool initFace (Face* face);
95  bool cleanup(void);
96  bool cleanupGroup(Group* group);
97  bool cleanupFace(Face* face);
98  bool cleanupFaceElement(FaceElement* faceElem);
99
100  ///// readin ///
101  bool importFile (char* fileName);
102  bool readFromObjFile (char* fileName);
103 
104  bool readGroup (char* groupString);
105  bool readVertex (char* vertexString);
106  bool readFace (char* faceString);
107  bool readVertexNormal (char* normalString);
108  bool readVertexTexture (char* vTextureString);
109  bool readMtlLib (char* matFile);
110  bool readUseMtl (char* mtlString);
111
112  bool importToGL (void);
113  bool addGLElement (FaceElement* elem);
114
115  bool buildVertexNormals ();
116
117  void BoxObject (void);
118};
119
120#endif
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