src/apps/glteapot/GLObject.h

   1 /*
   2  * Copyright 2008 Haiku Inc. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Alexandre Deckner
   7  *
   8  */
   9
  10 /*
  11  * Original Be Sample source modified to use a quaternion for the object's orientation
  12  */
  13
  14 /*
  15         Copyright 1999, Be Incorporated.   All Rights Reserved.
  16         This file may be used under the terms of the Be Sample Code License.
  17 */
  18
  19 #ifndef GL_OBJECT_H
  20 #define GL_OBJECT_H
  21
  22 #include "ObjectView.h"
  23 #include "util.h"
  24 #include "Quaternion.h"
  25
  26 struct point {
  27         float x,y,z;
  28         float nx,ny,nz;
  29         float tu,tv;
  30 };
  31
  32 struct tri {
  33         int p1,p2,p3;
  34 };
  35
  36 struct quadStrip {
  37         int numpts;
  38         int *pts;
  39 };
  40
  41
  42 class GLObject {
  43         public:
  44                                                 GLObject(ObjectView* ov);
  45                 virtual                 ~GLObject();
  46                 virtual void    Draw(bool forID, float IDcolor[]);
  47
  48                 virtual bool    SpinIt();
  49                 void                    Spin(float rx, float ry);
  50                 void                    RotateWorldSpace(float rx, float ry);
  51                 virtual void    MenuInvoked(BPoint point);
  52                 virtual void    DoDrawing(bool forID) {};
  53                 int                             Solidity() const;
  54
  55                 float                   x, y, z;
  56                 Quaternion              fRotation;
  57
  58         protected:
  59
  60                 float                   spinX, spinY;
  61                 int                             solidity;
  62                 int                             color;
  63                 bool                    changed;
  64
  65         private:
  66                 ObjectView*             fObjView;
  67 };
  68
  69 class TriangleObject : public GLObject {
  70         public:
  71                                                         TriangleObject(ObjectView* ov);
  72                 virtual                         ~TriangleObject();
  73                 status_t                        InitCheck() const;
  74                 virtual void            DoDrawing(bool forID);
  75
  76         private:
  77                 status_t                                fStatus;
  78                 BufferArray<point>              fPoints;
  79                 BufferArray<tri>                fTriangles;
  80                 BufferArray<quadStrip>  fQs;
  81 };
  82
  83 #endif // GL_OBJECT_H