D:/VL/BuildSystem/VL_DISTRO/Visualization_Library_SDK/src/vlGraphics/init_graphics.cpp

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/**************************************************************************************/
/*                                                                                    */
/*  Visualization Library                                                             */
/*  http://www.visualizationlibrary.com                                               */
/*                                                                                    */
/*  Copyright (c) 2005-2010, Michele Bosi                                             */
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/*  list of conditions and the following disclaimer in the documentation and/or       */
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#include <vlCore/VisualizationLibrary.hpp>
#include <vlCore/LoadWriterManager.hpp>
#include <vlGraphics/Rendering.hpp>
#include <vlGraphics/FontManager.hpp>

using namespace vl;

#if defined(VL_IO_3D_3DS)
  #include "plugins/vl3DS.hpp"
#endif
#if defined(VL_IO_3D_OBJ)
  #include "plugins/vlOBJ.hpp"
#endif
#if defined(VL_IO_3D_AC3D)
  #include "plugins/vlAC3D.hpp"
#endif
#if defined(VL_IO_3D_PLY)
  #include "plugins/vlPLY.hpp"
#endif
#if defined(VL_IO_3D_STL)
  #include "plugins/vlSTL.hpp"
#endif
#if defined(VL_IO_3D_MD2)
  #include "plugins/vlMD2.hpp"
#endif

//------------------------------------------------------------------------------
// VL misc
//------------------------------------------------------------------------------
namespace
{
  bool gInitializedGraphics = false;
};
//-----------------------------------------------------------------------------
// Default FontManager
//-----------------------------------------------------------------------------
namespace
{
  ref<FontManager> gDefaultFontManager = NULL;
}
FontManager* vl::defFontManager()
{
  return gDefaultFontManager.get();
}
void vl::setDefFontManager(FontManager* fm)
{
  gDefaultFontManager = fm;
}

//------------------------------------------------------------------------------
void VisualizationLibrary::initGraphics()
{
  VL_CHECK(!gInitializedGraphics);
  if (gInitializedGraphics)
  {
    Log::bug("VisualizationLibrary::initGraphics(): Visualization Library Graphics is already initialized!\n");
    return;
  }

  // --- Init Graphics ---

  // Install default FontManager
  gDefaultFontManager = new FontManager;

  // Register 3D modules
  #if defined(VL_IO_3D_OBJ)
    registerLoadWriter(new LoadWriterOBJ);
  #endif
  #if defined(VL_IO_3D_3DS)
    registerLoadWriter(new LoadWriter3DS);
  #endif
  #if defined(VL_IO_3D_AC3D)
    registerLoadWriter(new LoadWriterAC3D);
  #endif
  #if defined(VL_IO_3D_PLY)
    registerLoadWriter(new LoadWriterPLY);
  #endif
  #if defined(VL_IO_3D_STL)
    registerLoadWriter(new LoadWriterSTL);
  #endif
  #if defined(VL_IO_3D_MD2)
    registerLoadWriter(new LoadWriterMD2);
  #endif

  // ---

  // Initialized = on
  gInitializedGraphics = true;
}
//------------------------------------------------------------------------------
void VisualizationLibrary::shutdownGraphics()
{
  if (gInitializedGraphics)
  {
    gInitializedGraphics = false;

    // --- Dispose Graphics ---

    // Dispose default FontManager
    gDefaultFontManager->releaseAllFonts();
    gDefaultFontManager = NULL;
  }
}
//------------------------------------------------------------------------------
void VisualizationLibrary::init(bool log_info)
{
  initCore(log_info);
  initGraphics();
}
//------------------------------------------------------------------------------
void VisualizationLibrary::shutdown()
{
  shutdownGraphics();
  shutdownCore();
}
//------------------------------------------------------------------------------
bool VisualizationLibrary::isGraphicsInitialized() { return gInitializedGraphics; }
//------------------------------------------------------------------------------