DeferredShading_qt.cc 4.91 KB
Newer Older
Jan Möbius's avatar
Jan Möbius committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42
/*===========================================================================*\
*                                                                            *
*                              OpenFlipper                                   *
*      Copyright (C) 2001-2014 by Computer Graphics Group, RWTH Aachen       *
*                           www.openflipper.org                              *
*                                                                            *
*--------------------------------------------------------------------------- *
*  This file is part of OpenFlipper.                                         *
*                                                                            *
*  OpenFlipper is free software: you can redistribute it and/or modify       *
*  it under the terms of the GNU Lesser General Public License as            *
*  published by the Free Software Foundation, either version 3 of            *
*  the License, or (at your option) any later version with the               *
*  following exceptions:                                                     *
*                                                                            *
*  If other files instantiate templates or use macros                        *
*  or inline functions from this file, or you compile this file and          *
*  link it with other files to produce an executable, this file does         *
*  not by itself cause the resulting executable to be covered by the         *
*  GNU Lesser General Public License. This exception does not however        *
*  invalidate any other reasons why the executable file might be             *
*  covered by the GNU Lesser General Public License.                         *
*                                                                            *
*  OpenFlipper is distributed in the hope that it will be useful,            *
*  but WITHOUT ANY WARRANTY; without even the implied warranty of            *
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
*  GNU Lesser General Public License for more details.                       *
*                                                                            *
*  You should have received a copy of the GNU LesserGeneral Public           *
*  License along with OpenFlipper. If not,                                   *
*  see <http://www.gnu.org/licenses/>.                                       *
*                                                                            *
\*===========================================================================*/

/*===========================================================================*\
*                                                                            *
*   $Revision: 18127 $                                                       *
*   $LastChangedBy: moebius $                                                *
*   $Date: 2014-02-05 10:12:54 +0100 (Wed, 05 Feb 2014) $                     *
*                                                                            *
\*===========================================================================*/

Jan Möbius's avatar
Jan Möbius committed
43 44 45 46
/** @file
 *
 *  Contains definitions of the DeferredShading Renderer that require qt headers
 *  which are incompatible with glew.h.
Jan Möbius's avatar
Jan Möbius committed
47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108
 */

#include "DeferredShading.hh"

#include <QGLFormat>
#include <QAction>
#include <QMenu>


QString DeferredShading::checkOpenGL() {
  // Get version and check
  QGLFormat::OpenGLVersionFlags flags = QGLFormat::openGLVersionFlags();
  if ( !flags.testFlag(QGLFormat::OpenGL_Version_3_2) )
    return QString("Insufficient OpenGL Version! OpenGL 3.2 or higher required");

  // Check extensions
  QString glExtensions = QString((const char*)glGetString(GL_EXTENSIONS));
  QString missing("");
  if ( !glExtensions.contains("GL_ARB_vertex_buffer_object") )
    missing += "GL_ARB_vertex_buffer_object extension missing\n";

#ifndef __APPLE__
  if ( !glExtensions.contains("GL_ARB_vertex_program") )
    missing += "GL_ARB_vertex_program extension missing\n";
#endif

  return missing;
}

QAction* DeferredShading::optionsAction() {
//  QAction * action = new QAction("DeferredShading Renderer Options" , this );
//
//   connect(action,SIGNAL(triggered( )),this,SLOT(reloadShaders( )));
//
//   return action;

  QMenu* menu = new QMenu("DeferredShading Renderer Options");

  // Recreate actionGroup
  QActionGroup* modeGroup = new QActionGroup( this );
  modeGroup->setExclusive( true );

  QAction * action = new QAction("0x MSAA" , modeGroup );
  action->setCheckable( true );
  action->setChecked(true);

  action = new QAction("2x MSAA" , modeGroup );
  action->setCheckable( true );

  action = new QAction("4x MSAA" , modeGroup );
  action->setCheckable( true );

  action = new QAction("8x MSAA" , modeGroup );
  action->setCheckable( true );


  menu->addActions(modeGroup->actions());

  connect(modeGroup,SIGNAL(triggered( QAction * )),this,SLOT(slotMSAASelection( QAction * )));

  return menu->menuAction();
}