src/apps/glteapot/ObjectView.h

   1 /*
   2  * Copyright 2008 Haiku Inc. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  */
   6
   7 /*
   8         Copyright 1999, Be Incorporated.   All Rights Reserved.
   9         This file may be used under the terms of the Be Sample Code License.
  10 */
  11
  12 #ifndef OBJECT_VIEW_H
  13 #define OBJECT_VIEW_H
  14
  15 #include <GL/glu.h>
  16 #include <GLView.h>
  17
  18 #define kMsgFPS                 'fps '
  19 #define kMsgAddModel    'addm'
  20 #define kMsgGouraud             'gour'
  21 #define kMsgZBuffer             'zbuf'
  22 #define kMsgCulling             'cull'
  23 #define kMsgTextured    'txtr'
  24 #define kMsgFog                 'fog '
  25 #define kMsgLighting    'lite'
  26 #define kMsgLights              'lits'
  27 #define kMsgFilled              'fill'
  28 #define kMsgPerspective 'prsp'
  29
  30 enum lights {
  31         lightNone = 0,
  32         lightWhite,
  33         lightYellow,
  34         lightRed,
  35         lightBlue,
  36         lightGreen
  37 };
  38
  39 #define HISTSIZE 10
  40
  41 class ResScroll;
  42 class GLObject;
  43
  44 struct TrackingInfo {
  45         float           lastX;
  46         float           lastY;
  47         float           lastDx;
  48         float           lastDy;
  49         bool            isTracking;
  50         GLObject        *pickedObject;
  51         uint32          buttons;
  52 };
  53
  54 class ObjectView : public BGLView {
  55         public:
  56                                                 ObjectView(BRect rect, const char* name,
  57                                                         ulong resizingMode, ulong options);
  58                                                 ~ObjectView();
  59
  60                 virtual void    MouseDown(BPoint point);
  61                 virtual void    MouseUp(BPoint point);
  62                 virtual void    MouseMoved(BPoint point, uint32 transit, const BMessage *msg);
  63
  64                 virtual void    MessageReceived(BMessage* msg);
  65                 virtual void    AttachedToWindow();
  66                 virtual void    DetachedFromWindow();
  67                 virtual void    FrameResized(float width, float height);
  68                                 bool    SpinIt();
  69                                 int             ObjectAtPoint(const BPoint &point);
  70                 virtual void    DrawFrame(bool noPause);
  71                 virtual void    Pulse();
  72                                 void    EnforceState();
  73                                 bool    RepositionView();
  74
  75                 sem_id                  drawEvent;
  76                 sem_id                  quittingSem;
  77
  78         private:
  79                 thread_id               fDrawThread;
  80                 ResScroll*              fResScroll;
  81                 BList                   fObjects;
  82                 BLocker                 fObjListLock;
  83                 uint64                  fLastFrame;
  84                 int32                   fHistEntries,fOldestEntry;
  85                 bool                    fFps, fLastGouraud, fGouraud;
  86                 bool                    fLastZbuf, fZbuf, fLastCulling, fCulling;
  87                 bool                    fLastLighting, fLighting, fLastFilled, fFilled;
  88                 bool                    fLastPersp, fPersp, fLastTextured, fTextured;
  89                 bool                    fLastFog, fFog, fForceRedraw;
  90                 float                   fLastYXRatio, fYxRatio, fFpsHistory[HISTSIZE];
  91                 float                   fObjectDistance, fLastObjectDistance;
  92                 TrackingInfo    fTrackingInfo;
  93 };
  94
  95 #endif // OBJECT_VIEW_H