Source/System/RenderingBackend/OSGWindowDrawTask.h

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  37 \*---------------------------------------------------------------------------*/
  38
  39 #ifndef _OSGWINDOWDRAWTASK_H_
  40 #define _OSGWINDOWDRAWTASK_H_
  41
  42 #ifdef __sgi
  43 #pragma once
  44 #endif
  45
  46 #include "OSGDrawTask.h"
  47
  48 OSG_BEGIN_NAMESPACE
  49
  50 class Viewport;
  51
  52 /*! \ingroup GrpSystemMemoryObjects
  53     \ingroup GrpSystemRenderingBackendTasks
  54     \ingroup GrpLibOSGSystem
  55  */
  56
  57 class OSG_SYSTEM_DLLMAPPING WindowDrawTask : public DrawTask
  58 {
  59     /*==========================  PUBLIC  =================================*/
  60
  61   public:
  62
  63     static const UInt32 Init              = Inherited::LastType + 1;
  64     static const UInt32 Activate          = Inherited::LastType + 2;
  65     static const UInt32 FrameInit         = Inherited::LastType + 3;
  66     static const UInt32 FrameExit         = Inherited::LastType + 4;
  67     static const UInt32 Swap              = Inherited::LastType + 5;
  68     static const UInt32 WaitAtBarrier     = Inherited::LastType + 6;
  69     static const UInt32 DeactivateAndWait = Inherited::LastType + 7;
  70     static const UInt32 LastType          = DeactivateAndWait;
  71
  72     typedef boost::function<void (void)> GLInitFunctor;
  73     typedef DrawTask                     Inherited;
  74
  75     /*---------------------------------------------------------------------*/
  76     /*! \name                   Statistic                                  */
  77     /*! \{                                                                 */
  78
  79     WindowDrawTask(UInt32 uiType);
  80
  81     /*! \}                                                                 */
  82     /*---------------------------------------------------------------------*/
  83     /*! \name                    Access                                    */
  84     /*! \{                                                                 */
  85
  86     virtual void execute(HardwareContext *pContext, DrawEnv *pEnv);
  87
  88     /*! \}                                                                 */
  89     /*---------------------------------------------------------------------*/
  90     /*! \name                    Access                                    */
  91     /*! \{                                                                 */
  92
  93     void waitForBarrier(void);
  94
  95     /*! \}                                                                 */
  96     /*---------------------------------------------------------------------*/
  97     /*! \name                    Access                                    */
  98     /*! \{                                                                 */
  99
 100     void setInitFunc            (GLInitFunctor oFunc);
 101     void setReinitExtFunctions  (bool          bVal );
 102     void setCreatePrivateContext(bool          bVal );
 103
 104     /*! \}                                                                 */
 105     /*---------------------------------------------------------------------*/
 106     /*! \name                    Access                                    */
 107     /*! \{                                                                 */
 108
 109     virtual void dump(UInt32 uiIndent);
 110
 111     /*! \}                                                                 */
 112     /*=========================  PROTECTED  ===============================*/
 113
 114   protected:
 115
 116     /*---------------------------------------------------------------------*/
 117     /*! \name                      Member                                  */
 118     /*! \{                                                                 */
 119
 120     BarrierRefPtr _pBarrier;
 121     GLInitFunctor _oInitFunc;
 122
 123     bool          _bCreatePrivateContext;
 124     bool          _bReinitExtFunctions;
 125
 126     /*! \}                                                                 */
 127     /*---------------------------------------------------------------------*/
 128     /*! \name                   Destructor                                 */
 129     /*! \{                                                                 */
 130
 131     virtual ~WindowDrawTask(void);
 132
 133     /*! \}                                                                 */
 134     /*==========================  PRIVATE  ================================*/
 135
 136   private:
 137
 138     /*! \brief prohibit default function (move to 'public' if needed) */
 139     WindowDrawTask(const WindowDrawTask &source);
 140     /*! \brief prohibit default function (move to 'public' if needed) */
 141     void operator =(const WindowDrawTask &source);
 142 };
 143
 144 /*! \ingroup GrpSystemRenderingBackend
 145  */
 146
 147 typedef RefCountPtr<WindowDrawTask,
 148                     MemObjRefCountPolicy> WindowDrawTaskRefPtr;
 149
 150
 151 /*! \ingroup GrpSystemMemoryObjects
 152     \ingroup GrpSystemRenderingBackendTasks
 153     \ingroup GrpLibOSGSystem
 154  */
 155
 156 class OSG_SYSTEM_DLLMAPPING ViewportDrawTask : public DrawTask
 157 {
 158     /*==========================  PUBLIC  =================================*/
 159
 160   public:
 161
 162     static const UInt32 Foregrounds = Inherited::LastType + 1;
 163     static const UInt32 LastType    = Foregrounds;
 164
 165     typedef DrawTask Inherited;
 166
 167     /*---------------------------------------------------------------------*/
 168     /*! \name                   Statistic                                  */
 169     /*! \{                                                                 */
 170
 171     ViewportDrawTask(Viewport *pPort, UInt32 uiType);
 172
 173     /*! \}                                                                 */
 174     /*---------------------------------------------------------------------*/
 175     /*! \name                    Access                                    */
 176     /*! \{                                                                 */
 177
 178     virtual void execute(HardwareContext *pContext, DrawEnv *pEnv);
 179
 180     /*! \}                                                                 */
 181     /*---------------------------------------------------------------------*/
 182     /*! \name                    Access                                    */
 183     /*! \{                                                                 */
 184
 185     void  setIds       (Int32 iDrawerId,
 186                         Int32 iDrawableId);
 187
 188     Int32 getDrawerId  (void             ) const;
 189     Int32 getDrawableId(void             ) const;
 190
 191     /*! \}                                                                 */
 192     /*---------------------------------------------------------------------*/
 193     /*! \name                    Access                                    */
 194     /*! \{                                                                 */
 195
 196     /*! \}                                                                 */
 197     /*---------------------------------------------------------------------*/
 198     /*! \name                    Access                                    */
 199     /*! \{                                                                 */
 200
 201     virtual void dump(UInt32 uiIndent);
 202
 203     /*! \}                                                                 */
 204     /*=========================  PROTECTED  ===============================*/
 205
 206   protected:
 207
 208     /*---------------------------------------------------------------------*/
 209     /*! \name                      Member                                  */
 210     /*! \{                                                                 */
 211
 212     Viewport *_pPort;
 213     Int32     _iDrawerId;
 214     Int32     _iDrawableId;
 215
 216     /*! \}                                                                 */
 217     /*---------------------------------------------------------------------*/
 218     /*! \name                   Destructor                                 */
 219     /*! \{                                                                 */
 220
 221     virtual ~ViewportDrawTask(void);
 222
 223     /*! \}                                                                 */
 224     /*==========================  PRIVATE  ================================*/
 225
 226   private:
 227
 228     /*! \brief prohibit default function (move to 'public' if needed) */
 229     ViewportDrawTask(const ViewportDrawTask &source);
 230     /*! \brief prohibit default function (move to 'public' if needed) */
 231     void operator =(const ViewportDrawTask &source);
 232 };
 233
 234 /*! \ingroup GrpSystemRenderingBackendTasks
 235  */
 236
 237 typedef RefCountPtr<ViewportDrawTask,
 238                     MemObjRefCountPolicy> ViewportDrawTaskRefPtr;
 239
 240 /*! \ingroup GrpSystemMemoryObjects
 241     \ingroup GrpSystemRenderingBackendTasks
 242     \ingroup GrpLibOSGSystem
 243  */
 244
 245 class OSG_SYSTEM_DLLMAPPING CallbackDrawTask : public BlockingDrawTask
 246 {
 247     /*==========================  PUBLIC  =================================*/
 248
 249   public:
 250
 251     static const UInt32 Callback            = Inherited::LastType + 1;
 252     static const UInt32 LastType            = Callback;
 253
 254     typedef BlockingDrawTask Inherited;
 255
 256     typedef boost::function<void (HardwareContext *,
 257                                   DrawEnv         *)> CallbackFunctor;
 258
 259     /*---------------------------------------------------------------------*/
 260     /*! \name                   Statistic                                  */
 261     /*! \{                                                                 */
 262
 263     CallbackDrawTask(UInt32 uiType);
 264     CallbackDrawTask(const CallbackFunctor &fCallback, UInt32 uiType);
 265
 266     /*! \}                                                                 */
 267     /*---------------------------------------------------------------------*/
 268     /*! \name                    Access                                    */
 269     /*! \{                                                                 */
 270
 271     virtual void execute(HardwareContext *pContext, DrawEnv *pEnv);
 272
 273     /*! \}                                                                 */
 274     /*---------------------------------------------------------------------*/
 275     /*! \name                    Access                                    */
 276     /*! \{                                                                 */
 277
 278     void setCallback(const CallbackFunctor &fCallback);
 279
 280     /*! \}                                                                 */
 281     /*---------------------------------------------------------------------*/
 282     /*! \name                    Access                                    */
 283     /*! \{                                                                 */
 284
 285     /*! \}                                                                 */
 286     /*---------------------------------------------------------------------*/
 287     /*! \name                    Access                                    */
 288     /*! \{                                                                 */
 289
 290     /*! \}                                                                 */
 291     /*---------------------------------------------------------------------*/
 292     /*! \name                    Access                                    */
 293     /*! \{                                                                 */
 294
 295     virtual void dump(UInt32 uiIndent);
 296
 297     /*! \}                                                                 */
 298     /*=========================  PROTECTED  ===============================*/
 299
 300   protected:
 301
 302     /*---------------------------------------------------------------------*/
 303     /*! \name                      Member                                  */
 304     /*! \{                                                                 */
 305
 306     CallbackFunctor _fCallback;
 307
 308     /*! \}                                                                 */
 309     /*---------------------------------------------------------------------*/
 310     /*! \name                   Destructor                                 */
 311     /*! \{                                                                 */
 312
 313     virtual ~CallbackDrawTask(void);
 314
 315     /*! \}                                                                 */
 316     /*==========================  PRIVATE  ================================*/
 317
 318   private:
 319
 320     /*! \brief prohibit default function (move to 'public' if needed) */
 321     CallbackDrawTask(const CallbackDrawTask &source);
 322     /*! \brief prohibit default function (move to 'public' if needed) */
 323     void operator =(const CallbackDrawTask &source);
 324 };
 325
 326 /*! \ingroup GrpSystemRenderingBackendTasks
 327  */
 328
 329 typedef RefCountPtr<CallbackDrawTask,
 330                     MemObjRefCountPolicy> CallbackDrawTaskRefPtr;
 331
 332
 333 OSG_END_NAMESPACE
 334
 335 #include "OSGWindowDrawTask.inl"
 336
 337 #endif /* _OSGWINDOWDRAWTASK_H_ */