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/****************************************************************************
**
** Copyright (C) 2013 Klaralvdalens Datakonsult AB (KDAB)
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
**
** This file was generated by glgen version 0.1
** Command line was: glgen
**
** glgen is Copyright (C) 2013 Klaralvdalens Datakonsult AB (KDAB)
**
** This is an auto-generated file.
** Do not edit! All changes made to it will be lost.
**
****************************************************************************/

#include "qopenglfunctions_3_1.h"
#include "qopenglcontext.h"

QT_BEGIN_NAMESPACE

/*!
    \class QOpenGLFunctions_3_1
    \inmodule QtGui
    \since 5.1
    \wrapper
    \brief The QOpenGLFunctions_3_1 class provides all functions for OpenGL 3.1 specification.

    This class is a wrapper for functions from OpenGL 3.1 specification.
    See reference pages on \l {http://www.opengl.org/sdk/docs/}{opengl.org}
    for function documentation.

    \sa QAbstractOpenGLFunctions
*/

QOpenGLFunctions_3_1::QOpenGLFunctions_3_1()
 : QAbstractOpenGLFunctions()
 , d_1_0_Core(0)
 , d_1_1_Core(0)
 , d_1_2_Core(0)
 , d_1_3_Core(0)
 , d_1_4_Core(0)
 , d_1_5_Core(0)
 , d_2_0_Core(0)
 , d_2_1_Core(0)
 , d_3_0_Core(0)
 , d_3_1_Core(0)
{
}

QOpenGLFunctions_3_1::~QOpenGLFunctions_3_1()
{
    if (d_1_0_Core && !d_1_0_Core->refs.deref()) {
        QAbstractOpenGLFunctionsPrivate::removeFunctionsBackend(d_1_0_Core->context, QOpenGLFunctions_1_0_CoreBackend::versionStatus());
        delete d_1_0_Core;
    }
    if (d_1_1_Core && !d_1_1_Core->refs.deref()) {
        QAbstractOpenGLFunctionsPrivate::removeFunctionsBackend(d_1_1_Core->context, QOpenGLFunctions_1_1_CoreBackend::versionStatus());
        delete d_1_1_Core;
    }
    if (d_1_2_Core && !d_1_2_Core->refs.deref()) {
        QAbstractOpenGLFunctionsPrivate::removeFunctionsBackend(d_1_2_Core->context, QOpenGLFunctions_1_2_CoreBackend::versionStatus());
        delete d_1_2_Core;
    }
    if (d_1_3_Core && !d_1_3_Core->refs.deref()) {
        QAbstractOpenGLFunctionsPrivate::removeFunctionsBackend(d_1_3_Core->context, QOpenGLFunctions_1_3_CoreBackend::versionStatus());
        delete d_1_3_Core;
    }
    if (d_1_4_Core && !d_1_4_Core->refs.deref()) {
        QAbstractOpenGLFunctionsPrivate::removeFunctionsBackend(d_1_4_Core->context, QOpenGLFunctions_1_4_CoreBackend::versionStatus());
        delete d_1_4_Core;
    }
    if (d_1_5_Core && !d_1_5_Core->refs.deref()) {
        QAbstractOpenGLFunctionsPrivate::removeFunctionsBackend(d_1_5_Core->context, QOpenGLFunctions_1_5_CoreBackend::versionStatus());
        delete d_1_5_Core;
    }
    if (d_2_0_Core && !d_2_0_Core->refs.deref()) {
        QAbstractOpenGLFunctionsPrivate::removeFunctionsBackend(d_2_0_Core->context, QOpenGLFunctions_2_0_CoreBackend::versionStatus());
        delete d_2_0_Core;
    }
    if (d_2_1_Core && !d_2_1_Core->refs.deref()) {
        QAbstractOpenGLFunctionsPrivate::removeFunctionsBackend(d_2_1_Core->context, QOpenGLFunctions_2_1_CoreBackend::versionStatus());
        delete d_2_1_Core;
    }
    if (d_3_0_Core && !d_3_0_Core->refs.deref()) {
        QAbstractOpenGLFunctionsPrivate::removeFunctionsBackend(d_3_0_Core->context, QOpenGLFunctions_3_0_CoreBackend::versionStatus());
        delete d_3_0_Core;
    }
    if (d_3_1_Core && !d_3_1_Core->refs.deref()) {
        QAbstractOpenGLFunctionsPrivate::removeFunctionsBackend(d_3_1_Core->context, QOpenGLFunctions_3_1_CoreBackend::versionStatus());
        delete d_3_1_Core;
    }
}

bool QOpenGLFunctions_3_1::initializeOpenGLFunctions()
{
    if ( isInitialized() )
        return true;

    QOpenGLContext* context = QOpenGLContext::currentContext();

    // If owned by a context object make sure it is current.
    // Also check that current context is capable of resolving all needed functions
    if (((owningContext() && owningContext() == context) || !owningContext())
        && QOpenGLFunctions_3_1::isContextCompatible(context))
    {
        // Associate with private implementation, creating if necessary
        // Function pointers in the backends are resolved at creation time
        QOpenGLVersionFunctionsBackend* d = 0;
        d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_0_CoreBackend::versionStatus());
        if (!d) {
            d = new QOpenGLFunctions_1_0_CoreBackend(context);
            QAbstractOpenGLFunctionsPrivate::insertFunctionsBackend(context, QOpenGLFunctions_1_0_CoreBackend::versionStatus(), d);
        }
        d_1_0_Core = static_cast<QOpenGLFunctions_1_0_CoreBackend*>(d);
        d->refs.ref();

        d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_1_CoreBackend::versionStatus());
        if (!d) {
            d = new QOpenGLFunctions_1_1_CoreBackend(context);
            QAbstractOpenGLFunctionsPrivate::insertFunctionsBackend(context, QOpenGLFunctions_1_1_CoreBackend::versionStatus(), d);
        }
        d_1_1_Core = static_cast<QOpenGLFunctions_1_1_CoreBackend*>(d);
        d->refs.ref();

        d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_2_CoreBackend::versionStatus());
        if (!d) {
            d = new QOpenGLFunctions_1_2_CoreBackend(context);
            QAbstractOpenGLFunctionsPrivate::insertFunctionsBackend(context, QOpenGLFunctions_1_2_CoreBackend::versionStatus(), d);
        }
        d_1_2_Core = static_cast<QOpenGLFunctions_1_2_CoreBackend*>(d);
        d->refs.ref();

        d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_3_CoreBackend::versionStatus());
        if (!d) {
            d = new QOpenGLFunctions_1_3_CoreBackend(context);
            QAbstractOpenGLFunctionsPrivate::insertFunctionsBackend(context, QOpenGLFunctions_1_3_CoreBackend::versionStatus(), d);
        }
        d_1_3_Core = static_cast<QOpenGLFunctions_1_3_CoreBackend*>(d);
        d->refs.ref();

        d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_4_CoreBackend::versionStatus());
        if (!d) {
            d = new QOpenGLFunctions_1_4_CoreBackend(context);
            QAbstractOpenGLFunctionsPrivate::insertFunctionsBackend(context, QOpenGLFunctions_1_4_CoreBackend::versionStatus(), d);
        }
        d_1_4_Core = static_cast<QOpenGLFunctions_1_4_CoreBackend*>(d);
        d->refs.ref();

        d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_5_CoreBackend::versionStatus());
        if (!d) {
            d = new QOpenGLFunctions_1_5_CoreBackend(context);
            QAbstractOpenGLFunctionsPrivate::insertFunctionsBackend(context, QOpenGLFunctions_1_5_CoreBackend::versionStatus(), d);
        }
        d_1_5_Core = static_cast<QOpenGLFunctions_1_5_CoreBackend*>(d);
        d->refs.ref();

        d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_2_0_CoreBackend::versionStatus());
        if (!d) {
            d = new QOpenGLFunctions_2_0_CoreBackend(context);
            QAbstractOpenGLFunctionsPrivate::insertFunctionsBackend(context, QOpenGLFunctions_2_0_CoreBackend::versionStatus(), d);
        }
        d_2_0_Core = static_cast<QOpenGLFunctions_2_0_CoreBackend*>(d);
        d->refs.ref();

        d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_2_1_CoreBackend::versionStatus());
        if (!d) {
            d = new QOpenGLFunctions_2_1_CoreBackend(context);
            QAbstractOpenGLFunctionsPrivate::insertFunctionsBackend(context, QOpenGLFunctions_2_1_CoreBackend::versionStatus(), d);
        }
        d_2_1_Core = static_cast<QOpenGLFunctions_2_1_CoreBackend*>(d);
        d->refs.ref();

        d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_3_0_CoreBackend::versionStatus());
        if (!d) {
            d = new QOpenGLFunctions_3_0_CoreBackend(context);
            QAbstractOpenGLFunctionsPrivate::insertFunctionsBackend(context, QOpenGLFunctions_3_0_CoreBackend::versionStatus(), d);
        }
        d_3_0_Core = static_cast<QOpenGLFunctions_3_0_CoreBackend*>(d);
        d->refs.ref();

        d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_3_1_CoreBackend::versionStatus());
        if (!d) {
            d = new QOpenGLFunctions_3_1_CoreBackend(context);
            QAbstractOpenGLFunctionsPrivate::insertFunctionsBackend(context, QOpenGLFunctions_3_1_CoreBackend::versionStatus(), d);
        }
        d_3_1_Core = static_cast<QOpenGLFunctions_3_1_CoreBackend*>(d);
        d->refs.ref();

        QAbstractOpenGLFunctions::initializeOpenGLFunctions();
    }
    return isInitialized();
}

bool QOpenGLFunctions_3_1::isContextCompatible(QOpenGLContext *context)
{
    Q_ASSERT(context);
    QSurfaceFormat f = context->format();
    const QPair<int, int> v = qMakePair(f.majorVersion(), f.minorVersion());
    if (v < qMakePair(3, 1))
        return false;

    return true;
}

QOpenGLVersionProfile QOpenGLFunctions_3_1::versionProfile()
{
    QOpenGLVersionProfile v;
    v.setVersion(3, 1);
    return v;
}

QT_END_NAMESPACE