Source/System/Action/RenderAction/OSGRenderActionTask.cpp

   1 /*---------------------------------------------------------------------------*\
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   5  *             Copyright (C) 2000-2002 by the OpenSG Forum                   *
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  37 \*---------------------------------------------------------------------------*/
  38
  39 #include <cstdlib>
  40 #include <cstdio>
  41
  42 #include "OSGConfig.h"
  43
  44 #include "OSGRenderActionTask.h"
  45 #include "OSGWindow.h"
  46 #include "OSGDrawEnv.h"
  47
  48 OSG_BEGIN_NAMESPACE
  49
  50 /*! \class OSG::WindowDrawTask
  51  */
  52
  53 RenderActionTask::RenderActionTask(UInt32 uiType) :
  54     Inherited(uiType),
  55     _pBarrier(NULL  )
  56 {
  57     switch(_uiTypeTask)
  58     {
  59         case HandleGLFinish:
  60         {
  61             _pBarrier = Barrier::get(NULL, false);
  62             _pBarrier->setNumWaitFor(2);
  63         }
  64         break;
  65
  66         default:
  67             break;
  68     }
  69 }
  70
  71 RenderActionTask::~RenderActionTask(void)
  72 {
  73     _pBarrier = NULL;
  74 }
  75
  76 void RenderActionTask::execute(HardwareContext *pContext, DrawEnv *pEnv)
  77 {
  78 #ifdef OSG_DEBUG
  79     Window *pWindow = pEnv->getWindow();
  80
  81     OSG_ASSERT(pWindow != NULL);
  82 #endif
  83
  84     switch(_uiTypeTask)
  85     {
  86
  87         case HandleGLFinish:
  88         {
  89 #ifdef OSG_DUMP_RENDERTASK
  90             fprintf(stderr, "HandleGLFinish\n");
  91             fflush(stderr);
  92 #endif
  93             glFinish();
  94
  95             OSG_ASSERT(_pBarrier != NULL);
  96
  97             _pBarrier->enter();
  98         }
  99         break;
 100
 101         case HandleGLFinishNoWait:
 102         {
 103 #ifdef OSG_DUMP_RENDERTASK
 104             fprintf(stderr, "HandleGLFinishNoWait\n");
 105             fflush(stderr);
 106 #endif
 107             glFinish();
 108         }
 109         break;
 110
 111         default:
 112             break;
 113     }
 114 }
 115
 116 void RenderActionTask::waitForBarrier(void)
 117 {
 118     OSG_ASSERT(_uiTypeTask == HandleGLFinish);
 119     OSG_ASSERT(_pBarrier   != NULL          );
 120
 121     _pBarrier->enter();
 122 }
 123
 124 void RenderActionTask::dump(UInt32 uiIndent)
 125 {
 126     for(UInt32 i = 0; i < uiIndent; ++i) { fprintf(stderr, " "); }
 127     fprintf(stderr, "RenderActionTask : ");
 128
 129     switch(_uiTypeTask)
 130     {
 131         case HandleGLFinish:
 132         {
 133             fprintf(stderr, "HandleGLFinish\n");
 134         }
 135         break;
 136
 137         case HandleGLFinishNoWait:
 138         {
 139             fprintf(stderr, "HandleGLFinishNoWait\n");
 140         }
 141         break;
 142
 143         default:
 144         {
 145             fprintf(stderr, "Unknown\n");
 146         }
 147         break;
 148     }
 149
 150 }
 151
 152 OSG_END_NAMESPACE