Equalizer  1.4.1
plugin.h
00001 
00002 /* Copyright (c) 2009-2010, Cedric Stalder <cedric.stalder@gmail.com> 
00003  *               2009-2012, Stefan Eilemann <eile@equalizergraphics.com>
00004  *
00005  * This library is free software; you can redistribute it and/or modify it under
00006  * the terms of the GNU Lesser General Public License version 2.1 as published
00007  * by the Free Software Foundation.
00008  *  
00009  * This library is distributed in the hope that it will be useful, but WITHOUT
00010  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00011  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
00012  * details.
00013  * 
00014  * You should have received a copy of the GNU Lesser General Public License
00015  * along with this library; if not, write to the Free Software Foundation, Inc.,
00016  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
00017  */
00018 
00019 #ifndef CO_PLUGIN_H
00020 #define CO_PLUGIN_H
00021 
00022 #include <co/plugins/compressor.h> // member
00023 #include <co/types.h>
00024 #include <lunchbox/dso.h>           // member
00025 
00026 namespace co
00027 {
00032     class Plugin : public lunchbox::NonCopyable
00033     {
00034     public:
00035         typedef size_t ( *GetNumCompressors_t ) ();
00036         typedef void   ( *GetInfo_t ) ( const size_t, EqCompressorInfo* const );
00037         typedef void*  ( *NewCompressor_t ) ( const unsigned );
00038         typedef void   ( *DeleteCompressor_t ) ( void* const );
00039         typedef void*  ( *NewDecompressor_t ) ( const unsigned );
00040         typedef void   ( *DeleteDecompressor_t ) ( void* const );
00041         typedef void   ( *Compress_t ) ( void* const, const unsigned, 
00042                                          void* const, const uint64_t*,
00043                                          const uint64_t );
00044         typedef unsigned ( *GetNumResults_t ) ( void* const, const unsigned );
00045         typedef void   ( *GetResult_t ) ( void* const, const unsigned, 
00046                                           const unsigned, void** const, 
00047                                           uint64_t* const );
00048         typedef void   ( *Decompress_t ) ( void* const, const unsigned,
00049                                            const void* const*,
00050                                            const uint64_t* const,
00051                                            const unsigned, void* const, 
00052                                            uint64_t* const, 
00053                                            const uint64_t );
00054         typedef bool ( *IsCompatible_t ) ( const unsigned, const GLEWContext* );
00055         typedef void ( *Download_t )( void* const, const unsigned, 
00056                                       const GLEWContext*, const uint64_t*,
00057                                       const unsigned, const uint64_t,
00058                                       uint64_t*, void** );
00059         typedef void ( *StartDownload_t )( void* const, const unsigned,
00060                                       const GLEWContext*, const uint64_t*,
00061                                       const unsigned, const uint64_t );
00062         typedef void ( *FinishDownload_t )( void* const, const unsigned,
00063                                       const GLEWContext*, const uint64_t*,
00064                                       const uint64_t, uint64_t*, void** );
00065         typedef void ( *Upload_t )( void* const, const unsigned, 
00066                                     const GLEWContext*, const void*,
00067                                     const uint64_t*,
00068                                     const uint64_t, const uint64_t*,
00069                                     const unsigned  );
00070 
00071         Plugin(){}
00072 
00074         bool init( const std::string& libraryName );
00075       
00077         void exit();
00078 
00080         void initChildren();
00081 
00083         GetNumCompressors_t getNumCompressors;
00084 
00086         NewCompressor_t newCompressor;
00087         
00089         NewDecompressor_t newDecompressor;
00090        
00092         DeleteCompressor_t deleteCompressor;
00093         
00095         DeleteDecompressor_t deleteDecompressor;
00096       
00098         Compress_t compress;
00099 
00101         Decompress_t decompress;
00102       
00104         GetNumResults_t getNumResults;
00105 
00107         GetResult_t getResult;
00108 
00110         IsCompatible_t isCompatible;
00111 
00113         Download_t download;
00114 
00116         Upload_t upload;
00117 
00119         StartDownload_t startDownload;
00120 
00122         FinishDownload_t finishDownload;
00123 
00125         bool implementsType( const uint32_t name ) const;
00126 
00128         const CompressorInfos& getInfos() const { return _infos; }
00129 
00131         const CompressorInfo& findInfo( const uint32_t name ) const;
00132 
00133     private:
00134         CompressorInfos _infos;
00135         lunchbox::DSO _dso;   
00136     };
00137 }
00138 
00139 #endif //CO_PLUGIN_H
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