ResInsight/Fwk/VizFwk/LibGuiQt/cvfqtCvfBoundQGLContext.cpp

94 lines
3.4 KiB
C++

//##################################################################################################
//
// Custom Visualization Core library
// Copyright (C) 2011-2013 Ceetron AS
//
// This library may be used under the terms of either the GNU General Public License or
// the GNU Lesser General Public License as follows:
//
// GNU General Public License Usage
// This library is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This library 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 General Public License at <<http://www.gnu.org/licenses/gpl.html>>
// for more details.
//
// GNU Lesser General Public License Usage
// This library 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 2.1 of the License, or
// (at your option) any later version.
//
// This library 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 at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
// for more details.
//
//##################################################################################################
#include "cvfBase.h"
#include "cvfqtCvfBoundQGLContext.h"
#include "cvfqtOpenGLContext.h"
namespace cvfqt {
//==================================================================================================
///
/// \class cvfqt::CvfBoundQGLContext
/// \ingroup GuiQt
///
///
///
//==================================================================================================
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
CvfBoundQGLContext::CvfBoundQGLContext(cvf::OpenGLContextGroup* contextGroup, const QGLFormat & format)
: QGLContext(format)
{
m_cvfGLContext = new OpenGLContext(contextGroup, this);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
CvfBoundQGLContext::~CvfBoundQGLContext()
{
if (m_cvfGLContext.notNull())
{
// TODO
// Need to resolve the case where the Qt QGLcontext (that we're deriving from) is deleted
// and we are still holding a reference to one or more OpenGLContext objects
// By the time we get here we expect that we're holding the only reference
CVF_ASSERT(m_cvfGLContext->refCount() == 1);
m_cvfGLContext = NULL;
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
cvf::OpenGLContext* CvfBoundQGLContext::cvfOpenGLContext() const
{
return const_cast<cvf::OpenGLContext*>(m_cvfGLContext.p());
}
} // namespace cvfqt