# Visualization Library

A lightweight C++ OpenGL middleware for 2D/3D graphics

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

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    00001 /**************************************************************************************/
    00002 /*                                                                                    */
    00003 /*  Visualization Library                                                             */
    00004 /*  http://www.visualizationlibrary.com                                               */
    00005 /*                                                                                    */
    00006 /*  Copyright (c) 2005-2010, Michele Bosi                                             */
    00007 /*  All rights reserved.                                                              */
    00008 /*                                                                                    */
    00009 /*  Redistribution and use in source and binary forms, with or without modification,  */
    00010 /*  are permitted provided that the following conditions are met:                     */
    00011 /*                                                                                    */
    00012 /*  - Redistributions of source code must retain the above copyright notice, this     */
    00013 /*  list of conditions and the following disclaimer.                                  */
    00014 /*                                                                                    */
    00015 /*  - Redistributions in binary form must reproduce the above copyright notice, this  */
    00016 /*  list of conditions and the following disclaimer in the documentation and/or       */
    00017 /*  other materials provided with the distribution.                                   */
    00018 /*                                                                                    */
    00019 /*  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND   */
    00020 /*  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED     */
    00021 /*  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE            */
    00022 /*  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR  */
    00023 /*  ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES    */
    00024 /*  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;      */
    00025 /*  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON    */
    00026 /*  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT           */
    00027 /*  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS     */
    00028 /*  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.                      */
    00029 /*                                                                                    */
    00030 /**************************************************************************************/
    00031
    00032 #include <vlCore/VisualizationLibrary.hpp>
    00033 #include <vlCore/LoadWriterManager.hpp>
    00034 #include <vlGraphics/Rendering.hpp>
    00035 #include <vlGraphics/FontManager.hpp>
    00036
    00037 using namespace vl;
    00038
    00039 #if defined(VL_IO_3D_3DS)
    00040   #include "plugins/vl3DS.hpp"
    00041 #endif
    00042 #if defined(VL_IO_3D_OBJ)
    00043   #include "plugins/vlOBJ.hpp"
    00044 #endif
    00045 #if defined(VL_IO_3D_AC3D)
    00046   #include "plugins/vlAC3D.hpp"
    00047 #endif
    00048 #if defined(VL_IO_3D_PLY)
    00049   #include "plugins/vlPLY.hpp"
    00050 #endif
    00051 #if defined(VL_IO_3D_STL)
    00052   #include "plugins/vlSTL.hpp"
    00053 #endif
    00054 #if defined(VL_IO_3D_MD2)
    00055   #include "plugins/vlMD2.hpp"
    00056 #endif
    00057
    00058 //------------------------------------------------------------------------------
    00059 // VL misc
    00060 //------------------------------------------------------------------------------
    00061 namespace
    00062 {
    00063   bool gInitializedGraphics = false;
    00064 };
    00065 //-----------------------------------------------------------------------------
    00066 // Default FontManager
    00067 //-----------------------------------------------------------------------------
    00068 namespace
    00069 {
    00070   ref<FontManager> gDefaultFontManager = NULL;
    00071 }
    00072 FontManager* vl::defFontManager()
    00073 {
    00074   return gDefaultFontManager.get();
    00075 }
    00076 void vl::setDefFontManager(FontManager* fm)
    00077 {
    00078   gDefaultFontManager = fm;
    00079 }
    00080
    00081 //------------------------------------------------------------------------------
    00082 void VisualizationLibrary::initGraphics()
    00083 {
    00084   VL_CHECK(!gInitializedGraphics);
    00085   if (gInitializedGraphics)
    00086   {
    00087     Log::bug("VisualizationLibrary::initGraphics(): Visualization Library Graphics is already initialized!\n");
    00088     return;
    00089   }
    00090
    00091   // --- Init Graphics ---
    00092
    00093   // Install default FontManager
    00094   gDefaultFontManager = new FontManager;
    00095
    00096   // Register 3D modules
    00097   #if defined(VL_IO_3D_OBJ)
    00098     registerLoadWriter(new LoadWriterOBJ);
    00099   #endif
    00100   #if defined(VL_IO_3D_3DS)
    00101     registerLoadWriter(new LoadWriter3DS);
    00102   #endif
    00103   #if defined(VL_IO_3D_AC3D)
    00104     registerLoadWriter(new LoadWriterAC3D);
    00105   #endif
    00106   #if defined(VL_IO_3D_PLY)
    00107     registerLoadWriter(new LoadWriterPLY);
    00108   #endif
    00109   #if defined(VL_IO_3D_STL)
    00110     registerLoadWriter(new LoadWriterSTL);
    00111   #endif
    00112   #if defined(VL_IO_3D_MD2)
    00113     registerLoadWriter(new LoadWriterMD2);
    00114   #endif
    00115
    00116   // ---
    00117
    00118   // Initialized = on
    00119   gInitializedGraphics = true;
    00120 }
    00121 //------------------------------------------------------------------------------
    00122 void VisualizationLibrary::shutdownGraphics()
    00123 {
    00124   if (gInitializedGraphics)
    00125   {
    00126     gInitializedGraphics = false;
    00127
    00128     // --- Dispose Graphics ---
    00129
    00130     // Dispose default FontManager
    00131     gDefaultFontManager->releaseAllFonts();
    00132     gDefaultFontManager = NULL;
    00133   }
    00134 }
    00135 //------------------------------------------------------------------------------
    00136 void VisualizationLibrary::init(bool log_info)
    00137 {
    00138   initCore(log_info);
    00139   initGraphics();
    00140 }
    00141 //------------------------------------------------------------------------------
    00142 void VisualizationLibrary::shutdown()
    00143 {
    00144   shutdownGraphics();
    00145   shutdownCore();
    00146 }
    00147 //------------------------------------------------------------------------------
    00148 bool VisualizationLibrary::isGraphicsInitialized() { return gInitializedGraphics; }
    00149 //------------------------------------------------------------------------------

Visualization Library v2011.05.1142 Reference Documentation
Copyright 2005-2011 Michele Bosi. All rights reserved.
Updated on Thu May 26 2011 22:51:23.
Permission is granted to use this page to write and publish articles regarding Visualization Library.