Line data    Source code

       1             : 
       2             : /* Copyright (c) 2005-2017, Stefan Eilemann <eile@equalizergraphics.com>
       3             :  *                          Daniel Nachbaur <danielnachbaur@gmail.com>
       4             :  *
       5             :  * This library is free software; you can redistribute it and/or modify it under
       6             :  * the terms of the GNU Lesser General Public License version 2.1 as published
       7             :  * by the Free Software Foundation.
       8             :  *
       9             :  * This library is distributed in the hope that it will be useful, but WITHOUT
      10             :  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
      11             :  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
      12             :  * details.
      13             :  *
      14             :  * You should have received a copy of the GNU Lesser General Public License
      15             :  * along with this library; if not, write to the Free Software Foundation, Inc.,
      16             :  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
      17             :  */
      18             : 
      19             : #ifndef EQ_DRAWABLECONFIG_H
      20             : #define EQ_DRAWABLECONFIG_H
      21             : 
      22             : #include <iostream>
      23             : 
      24             : namespace eq
      25             : {
      26             : namespace fabric
      27             : {
      28             : /** Stores the characteristics of a window's frame buffer configuration. */
      29             : struct DrawableConfig
      30             : {
      31        3010 :     DrawableConfig()
      32        3010 :         : stencilBits(0)
      33             :         , colorBits(0)
      34             :         , alphaBits(0)
      35             :         , accumBits(0)
      36             :         , glVersion(0.f)
      37             :         , glewGLVersion(0.f)
      38             :         , stereo(false)
      39             :         , doublebuffered(false)
      40        3010 :         , coreProfile(false)
      41             :     {
      42        3010 :     }
      43             : 
      44             :     int32_t stencilBits; //!< Number of stencil bits
      45             :     int32_t colorBits;   //!< Number of bits per color component
      46             :     int32_t alphaBits;   //!< Number of alpha bits
      47             :     int32_t accumBits;   //!< Number of accumulation bits
      48             :     float glVersion;     //!< OpenGL version (glGetString( GL_VERSION ))
      49             :     float glewGLVersion; //!< OpenGL version (GLEW detected)
      50             :     bool stereo;         //!< Active stereo supported
      51             :     bool doublebuffered; //!< Doublebuffering supported
      52             :     bool coreProfile;    //!< Core or Compat profile (since OpenGL 3.2)
      53             : };
      54             : 
      55           2 : inline std::ostream& operator<<(std::ostream& os, const DrawableConfig& config)
      56             : {
      57           2 :     os << "GL" << config.glVersion << "|GLEW" << config.glewGLVersion;
      58           2 :     if (config.glVersion >= 3.2f)
      59           2 :         os << (config.coreProfile ? "|Core" : "|Compat");
      60           2 :     os << "|rgb" << config.colorBits;
      61           2 :     if (config.alphaBits)
      62           2 :         os << "a" << config.alphaBits;
      63           2 :     if (config.stencilBits)
      64           2 :         os << "|st" << config.stencilBits;
      65           2 :     if (config.accumBits)
      66           1 :         os << "|acc" << config.accumBits;
      67           2 :     if (config.doublebuffered)
      68           1 :         os << "|DB";
      69           2 :     if (config.stereo)
      70           0 :         os << "|ST";
      71           2 :     return os;
      72             : }
      73             : }
      74             : }
      75             : 
      76             : #endif // EQ_DRAWABLECONFIG_H