LCOV - code coverage report
Current view: top level - lunchbox - uploader.h (source / functions) Hit Total Coverage
Test: lcov2.info Lines: 0 1 0.0 %
Date: 2014-10-01 Functions: 0 2 0.0 %

          Line data    Source code
       1             : 
       2             : /* Copyright (c) 2013-2014, Stefan.Eilemann@epfl.ch
       3             :  *
       4             :  * This file is part of Lunchbox <https://github.com/Eyescale/Lunchbox>
       5             :  *
       6             :  * This library is free software; you can redistribute it and/or modify it under
       7             :  * the terms of the GNU Lesser General Public License version 2.1 as published
       8             :  * by the Free Software Foundation.
       9             :  *
      10             :  * This library is distributed in the hope that it will be useful, but WITHOUT
      11             :  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
      12             :  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
      13             :  * details.
      14             :  *
      15             :  * You should have received a copy of the GNU Lesser General Public License
      16             :  * along with this library; if not, write to the Free Software Foundation, Inc.,
      17             :  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
      18             :  */
      19             : 
      20             : #ifndef LUNCHBOX_UPLOADER_H
      21             : #define LUNCHBOX_UPLOADER_H
      22             : 
      23             : #include <lunchbox/api.h>
      24             : #include <lunchbox/types.h>
      25             : #include <lunchbox/thread.h>         // thread-safety macros
      26             : 
      27             : namespace lunchbox
      28             : {
      29             : namespace detail { class Uploader; }
      30             : 
      31             : /** A C++ class to handle one uploader plugin instance. */
      32             : class Uploader : public boost::noncopyable
      33             : {
      34             : public:
      35             :     /** Construct a new, invalid uploader instance. @version 1.7.1 */
      36             :     LUNCHBOX_API Uploader();
      37             : 
      38             :     /**
      39             :      * Construct a new, named uploader instance.
      40             :      *
      41             :      * @param from the plugin registry.
      42             :      * @param name the name of the uploader.
      43             :      * @version 1.7.1
      44             :      */
      45             :     LUNCHBOX_API Uploader( PluginRegistry& from, const uint32_t name );
      46             : 
      47             :     /** Destruct this uploader. @version 1.7.1 */
      48             :     LUNCHBOX_API virtual ~Uploader();
      49             : 
      50             :     /** @return true if the instance is usable. @version 1.7.1 */
      51             :     LUNCHBOX_API bool isGood( const GLEWContext* gl ) const;
      52             : 
      53             :     /**
      54             :      * @return true if the instance is usable for the given name.
      55             :      * @version 1.7.1
      56             :      */
      57             :     LUNCHBOX_API bool uses( const uint32_t name ) const;
      58             : 
      59             :     /**
      60             :      * @return true if the uploader supports the given parameters.
      61             :      * @version 1.7.1
      62             :      */
      63             :     LUNCHBOX_API bool supports( const uint32_t externalFormat,
      64             :                                 const uint32_t internalFormat,
      65             :                                 const uint64_t capabilities,
      66             :                                 const GLEWContext* gl ) const;
      67             : 
      68             :     /**
      69             :      * Find the best uploader in all plugins for the given parameters.
      70             :      *
      71             :      * This convenience method searches all compressors in all plugins to find
      72             :      * the uploader which supports the given parameters and provides the highest
      73             :      * speed.
      74             :      * @version 1.7.1
      75             :      */
      76             :     static LUNCHBOX_API uint32_t choose( const PluginRegistry& from,
      77             :                                          const uint32_t externalFormat,
      78             :                                          const uint32_t internalFormat,
      79             :                                          const uint64_t capabilities,
      80             :                                          const GLEWContext* gl );
      81             : 
      82             :     /** @return the information about the allocated uploader. @version 1.7.1 */
      83             :     LUNCHBOX_API const EqCompressorInfo& getInfo() const;
      84             : 
      85             :     /**
      86             :      * Set up a new, named uploader instance.
      87             :      *
      88             :      * @param from the plugin registry
      89             :      * @param name the name of the uploader
      90             :      * @return true on success, false otherwise.
      91             :      * @version 1.7.1
      92             :      */
      93             :     LUNCHBOX_API bool setup( PluginRegistry& from, const uint32_t name );
      94             : 
      95             :     /**
      96             :      * Set up a new, auto-selected uploader instance.
      97             :      * @sa choose() for parameters.
      98             :      * @version 1.7.1
      99             :      */
     100             :     LUNCHBOX_API bool setup( PluginRegistry& from,
     101             :                              const uint32_t externalFormat,
     102             :                              const uint32_t internalFormat,
     103             :                              const uint64_t capabilities,
     104             :                              const GLEWContext* gl );
     105             : 
     106             :     /** Reset to EQ_COMPRESSOR_NONE. @version 1.7.1 */
     107             :     LUNCHBOX_API void clear();
     108             : 
     109             :     /**
     110             :      * Upload data from cpu to the frame buffer or texture
     111             :      *
     112             :      * @param buffer data source
     113             :      * @param inDims the dimensions of the input data
     114             :      * @param flags capability flags for the compression
     115             :      * @param outDims the dimensions of the output data
     116             :      * @param destination the destination texture name, or 0 for framebuffer
     117             :      * @param gl the OpenGL function table
     118             :      * @version 1.7.1
     119             :      */
     120             :     LUNCHBOX_API void upload( const void* buffer, const uint64_t inDims[4],
     121             :                               const uint64_t flags, const uint64_t outDims[4],
     122             :                               const unsigned destination,
     123             :                               const GLEWContext* gl );
     124             : private:
     125             :     detail::Uploader* const impl_;
     126           0 :     LB_TS_VAR( _thread );
     127             : };
     128             : }
     129             : #endif  // LUNCHBOX_UPLOADER_H

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