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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QOPENGL_P_H
#define QOPENGL_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtGui/private/qtguiglobal_p.h>
#include <qopengl.h>
#include <private/qopenglcontext_p.h>
#include <QtCore/qset.h>
#include <QtCore/qstring.h>
#include <QtCore/qversionnumber.h>
QT_BEGIN_NAMESPACE
class QJsonDocument;
class Q_GUI_EXPORT QOpenGLExtensionMatcher
{
public:
QOpenGLExtensionMatcher();
bool match(const QByteArray &extension) const
{
return m_extensions.contains(extension);
}
QSet<QByteArray> extensions() const { return m_extensions; }
private:
QSet<QByteArray> m_extensions;
};
class Q_GUI_EXPORT QOpenGLConfig
{
public:
struct Q_GUI_EXPORT Gpu {
Gpu() : vendorId(0), deviceId(0) {}
bool isValid() const { return deviceId || !glVendor.isEmpty(); }
bool equals(const Gpu &other) const {
return vendorId == other.vendorId && deviceId == other.deviceId && driverVersion == other.driverVersion
&& driverDescription == other.driverDescription && glVendor == other.glVendor;
}
uint vendorId;
uint deviceId;
QVersionNumber driverVersion;
QByteArray driverDescription;
QByteArray glVendor;
static Gpu fromDevice(uint vendorId, uint deviceId, QVersionNumber driverVersion, const QByteArray &driverDescription) {
Gpu gpu;
gpu.vendorId = vendorId;
gpu.deviceId = deviceId;
gpu.driverVersion = driverVersion;
gpu.driverDescription = driverDescription;
return gpu;
}
static Gpu fromGLVendor(const QByteArray &glVendor) {
Gpu gpu;
gpu.glVendor = glVendor;
return gpu;
}
static Gpu fromContext();
};
static QSet<QString> gpuFeatures(const Gpu &gpu,
const QString &osName, const QVersionNumber &kernelVersion, const QString &osVersion,
const QJsonDocument &doc);
static QSet<QString> gpuFeatures(const Gpu &gpu,
const QString &osName, const QVersionNumber &kernelVersion, const QString &osVersion,
const QString &fileName);
static QSet<QString> gpuFeatures(const Gpu &gpu, const QJsonDocument &doc);
static QSet<QString> gpuFeatures(const Gpu &gpu, const QString &fileName);
};
inline bool operator==(const QOpenGLConfig::Gpu &a, const QOpenGLConfig::Gpu &b)
{
return a.equals(b);
}
inline bool operator!=(const QOpenGLConfig::Gpu &a, const QOpenGLConfig::Gpu &b)
{
return !a.equals(b);
}
inline size_t qHash(const QOpenGLConfig::Gpu &gpu, size_t seed = 0)
{
return (qHash(gpu.vendorId) + qHash(gpu.deviceId) + qHash(gpu.driverVersion)) ^ seed;
}
QT_END_NAMESPACE
#endif // QOPENGL_H
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