OgreMain/src/OgreExternalTextureSourceManager.cpp

   1 /*
   2 -----------------------------------------------------------------------------
   3 This source file is part of OGRE
   4     (Object-oriented Graphics Rendering Engine)
   5 For the latest info, see http://www.ogre3d.org/
   6
   7 Copyright (c) 2000-2006 Torus Knot Software Ltd
   8 Also see acknowledgements in Readme.html
   9
  10 This program is free software; you can redistribute it and/or modify it under
  11 the terms of the GNU Lesser General Public License as published by the Free Software
  12 Foundation; either version 2 of the License, or (at your option) any later
  13 version.
  14
  15 This program is distributed in the hope that it will be useful, but WITHOUT
  16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  17 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
  18
  19 You should have received a copy of the GNU Lesser General Public License along with
  20 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
  21 Place - Suite 330, Boston, MA 02111-1307, USA, or go to
  22 http://www.gnu.org/copyleft/lesser.txt.
  23
  24 You may alternatively use this source under the terms of a specific version of
  25 the OGRE Unrestricted License provided you have obtained such a license from
  26 Torus Knot Software Ltd.
  27 -----------------------------------------------------------------------------
  28 */
  29
  30 /***************************************************************************
  31 OgreExternalTextureSourceManager.cpp  -
  32         Implementation of the manager class
  33
  34 -------------------
  35 date                 : Jan 1 2004
  36 email                : pjcast@yahoo.com
  37 ***************************************************************************/
  38
  39 #include "OgreStableHeaders.h"
  40 #include "OgreExternalTextureSourceManager.h"
  41 #include "OgreLogManager.h"
  42
  43
  44 namespace Ogre
  45 {
  46         //****************************************************************************************
  47     template<> ExternalTextureSourceManager* Singleton<ExternalTextureSourceManager>::ms_Singleton = 0;
  48     ExternalTextureSourceManager* ExternalTextureSourceManager::getSingletonPtr(void)
  49     {
  50         return ms_Singleton;
  51     }
  52     ExternalTextureSourceManager& ExternalTextureSourceManager::getSingleton(void)
  53     {
  54         assert( ms_Singleton );  return ( *ms_Singleton );
  55     }
  56         //****************************************************************************************
  57
  58         //****************************************************************************************
  59         ExternalTextureSourceManager::ExternalTextureSourceManager()
  60         {
  61                 mpCurrExternalTextureSource = 0;
  62         }
  63
  64         //****************************************************************************************
  65         ExternalTextureSourceManager::~ExternalTextureSourceManager()
  66         {
  67                 mTextureSystems.clear();
  68         }
  69
  70         //****************************************************************************************
  71
  72         void ExternalTextureSourceManager::setCurrentPlugIn( const String& sTexturePlugInType )
  73         {
  74                 TextureSystemList::iterator i;
  75
  76                 for( i = mTextureSystems.begin(); i != mTextureSystems.end(); ++i )
  77                 {
  78                         if( i->first == sTexturePlugInType )
  79                         {
  80                                 mpCurrExternalTextureSource = i->second;
  81                                 mpCurrExternalTextureSource->initialise();      //Now call overridden Init function
  82                                 return;
  83                         }
  84                 }
  85                 mpCurrExternalTextureSource = 0;
  86                 LogManager::getSingleton().logMessage( "ExternalTextureSourceManager::SetCurrentPlugIn(ENUM) failed setting texture plugin ");
  87         }
  88
  89         //****************************************************************************************
  90         void ExternalTextureSourceManager::destroyAdvancedTexture( const String& sTextureName,
  91                 const String& groupName )
  92         {
  93                 TextureSystemList::iterator i;
  94                 for( i = mTextureSystems.begin(); i != mTextureSystems.end(); ++i )
  95                 {
  96                         //Broadcast to every registered System... Only the true one will destroy texture
  97                         i->second->destroyAdvancedTexture( sTextureName, groupName );
  98                 }
  99         }
 100
 101         //****************************************************************************************
 102         void ExternalTextureSourceManager::setExternalTextureSource( const String& sTexturePlugInType, ExternalTextureSource* pTextureSystem )
 103         {
 104                 LogManager::getSingleton().logMessage( "Registering Texture Controller: Type = "
 105                                                 + sTexturePlugInType + " Name = " + pTextureSystem->getPlugInStringName());
 106
 107                 TextureSystemList::iterator i;
 108
 109                 for( i = mTextureSystems.begin(); i != mTextureSystems.end(); ++i )
 110                 {
 111                         if( i->first == sTexturePlugInType )
 112                         {
 113                                 LogManager::getSingleton().logMessage( "Shutting Down Texture Controller: "
 114                                                 + i->second->getPlugInStringName()
 115                                                 + " To be replaced by: "
 116                                                 + pTextureSystem->getPlugInStringName());
 117
 118                                 i->second->shutDown();                          //Only one plugIn of Sent Type can be registered at a time
 119                                                                                                         //so shut down old plugin before starting new plugin
 120                                 i->second = pTextureSystem;
 121                                 // **Moved this line b/c Rendersystem needs to be selected before things
 122                                 // such as framelistners can be added
 123                                 // pTextureSystem->Initialise();
 124                                 return;
 125                         }
 126                 }
 127                 mTextureSystems[sTexturePlugInType] = pTextureSystem;   //If we got here then add it to map
 128         }
 129
 130         //****************************************************************************************
 131         ExternalTextureSource* ExternalTextureSourceManager::getExternalTextureSource( const String& sTexturePlugInType )
 132         {
 133                 TextureSystemList::iterator i;
 134                 for( i = mTextureSystems.begin(); i != mTextureSystems.end(); ++i )
 135                 {
 136                         if( i->first == sTexturePlugInType )
 137                                 return i->second;
 138                 }
 139                 return 0;
 140         }
 141
 142         //****************************************************************************************
 143
 144 }  //End Ogre Namespace
 145