Line data    Source code

       1             : 
       2             : /* Copyright (c) 2005-2012, Stefan Eilemann <eile@equalizergraphics.com> 
       3             :  *
       4             :  * This library is free software; you can redistribute it and/or modify it under
       5             :  * the terms of the GNU Lesser General Public License version 2.1 as published
       6             :  * by the Free Software Foundation.
       7             :  *  
       8             :  * This library is distributed in the hope that it will be useful, but WITHOUT
       9             :  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
      10             :  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
      11             :  * details.
      12             :  * 
      13             :  * You should have received a copy of the GNU Lesser General Public License
      14             :  * along with this library; if not, write to the Free Software Foundation, Inc.,
      15             :  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
      16             :  */
      17             : 
      18             : #ifndef EQ_DRAWABLECONFIG_H
      19             : #define EQ_DRAWABLECONFIG_H
      20             : 
      21             : #include <iostream>
      22             : 
      23             : namespace eq
      24             : {
      25             : namespace fabric
      26             : {
      27             :     /** Stores the characteristics of a window's frame buffer configuration. */
      28             :     struct DrawableConfig
      29             :     {
      30        2926 :         DrawableConfig()
      31             :                 : stencilBits(0), colorBits(0), alphaBits(0), accumBits(0)
      32        2926 :                 , glVersion( 0.f ), stereo( false ), doublebuffered( false ) {}
      33             : 
      34             :         int32_t stencilBits;    //!< Number of stencil bits
      35             :         int32_t colorBits;      //!< Number of bits per color component
      36             :         int32_t alphaBits;      //!< Number of alpha bits
      37             :         int32_t accumBits;      //!< Number of accumulation bits
      38             :         float   glVersion;      //!< OpenGL version
      39             :         bool    stereo;         //!< Active stereo supported
      40             :         bool    doublebuffered; //!< Doublebuffering supported
      41             :     };
      42             : 
      43          15 :     inline std::ostream& operator << ( std::ostream& os,
      44             :                                        const DrawableConfig& config )
      45             :     {
      46          15 :         os << "GL" << config.glVersion;
      47          15 :         os << "|rgb" << config.colorBits;
      48          15 :         if( config.alphaBits )
      49          15 :             os << "a" << config.alphaBits;
      50          15 :         if( config.stencilBits )
      51          14 :             os << "|st" << config.stencilBits;
      52          15 :         if( config.accumBits )
      53           8 :             os << "|acc" << config.accumBits;
      54          15 :         if( config.doublebuffered )
      55           2 :             os << "|DB";
      56          15 :         if( config.stereo )
      57           0 :             os << "|ST";
      58          15 :         return os;
      59             :     }
      60             : }
      61             : }
      62             : 
      63             : namespace lunchbox
      64             : {
      65           0 : template<> inline void byteswap( eq::fabric::DrawableConfig& value )
      66             : {
      67           0 :     byteswap( value.stencilBits );
      68           0 :     byteswap( value.colorBits );
      69           0 :     byteswap( value.alphaBits );
      70           0 :     byteswap( value.accumBits );
      71           0 :     byteswap( value.glVersion );
      72           0 : }
      73             : }
      74             : #endif // EQ_DRAWABLECONFIG_H
      75             :