Line data    Source code

       1             : 
       2             : /* Copyright (c) 2009-2014, Stefan Eilemann <eile@equalizergraphics.com>
       3             :  *                    2009, Maxim Makhinya
       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_GLX_PIPE_H
      20             : #define EQ_GLX_PIPE_H
      21             : 
      22             : #include <eq/glx/types.h>
      23             : 
      24             : #include <eq/systemPipe.h> // base class
      25             : 
      26             : namespace eq
      27             : {
      28             : namespace glx
      29             : {
      30             : namespace detail
      31             : {
      32             : class Pipe;
      33             : }
      34             : 
      35             : /** Default implementation of a glX system pipe. */
      36             : class Pipe : public SystemPipe
      37             : {
      38             : public:
      39             :     /** Construct a new glX system pipe. @version 1.0 */
      40             :     Pipe(eq::Pipe* parent);
      41             : 
      42             :     /** Destruct this glX pipe. @version 1.0 */
      43             :     virtual ~Pipe();
      44             : 
      45             :     /** @name GLX/X11 initialization */
      46             :     //@{
      47             :     /**
      48             :      * Initialize this pipe for the GLX window system.
      49             :      *
      50             :      * @return true if the initialization was successful, false otherwise.
      51             :      * @version 1.0
      52             :      */
      53             :     EQ_API virtual bool configInit();
      54             : 
      55             :     /**
      56             :      * Deinitialize this pipe for the GLX window system.
      57             :      *
      58             :      * @return true if the deinitialization was successful, false otherwise.
      59             :      * @version 1.0
      60             :      */
      61             :     EQ_API virtual void configExit();
      62             :     //@}
      63             : 
      64             :     /** @return the X display connection for this pipe. @version 1.0 */
      65             :     EQ_API Display* getXDisplay() const;
      66             : 
      67             :     /** @return the generic GLX function table for the pipe. */
      68             :     EQ_API GLXEWContext* glxewGetContext();
      69             : 
      70             :     /** @internal @return the GPU info queried from an open Display. */
      71             :     static bool getGPUInfo(Display* display, GPUInfo& info);
      72             : 
      73             : protected:
      74             :     /**
      75             :      * Set the X display connection for this pipe.
      76             :      *
      77             :      * This function should only be called from configInit() or
      78             :      * configExit(). Updates the pixel viewport. Calls XSetCurrentDisplay().
      79             :      *
      80             :      * @param display the X display connection for this pipe.
      81             :      * @version 1.0
      82             :      */
      83             :     void setXDisplay(Display* display);
      84             : 
      85             :     /**
      86             :      * @return The string representation of this pipe's port and device
      87             :      *         setting, in the form used by XOpenDisplay().
      88             :      * @version 1.0
      89             :      */
      90             :     std::string getXDisplayString();
      91             : 
      92             :     /**
      93             :      * Initialize this pipe for OpenGL.
      94             :      *
      95             :      * A temporary GL context is current during this call. The context is
      96             :      * not the one used by the windows of this pipe.
      97             :      *
      98             :      * @version 1.0
      99             :      */
     100           2 :     virtual bool configInitGL() { return true; }
     101             : private:
     102             :     detail::Pipe* const _impl;
     103             : 
     104             :     bool _configInitGLXEW();
     105             : };
     106             : }
     107             : }
     108             : #endif // EQ_GLX_PIPE_H