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// Copyright (C) 2013 Klaralvdalens Datakonsult AB (KDAB).
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QOPENGLTIMERQUERY_H
#define QOPENGLTIMERQUERY_H
#include <QtOpenGL/qtopenglglobal.h>
#if !defined(QT_NO_OPENGL) && !QT_CONFIG(opengles2)
#include <QtCore/QObject>
#include <QtGui/qopengl.h>
QT_BEGIN_NAMESPACE
class QOpenGLTimerQueryPrivate;
class Q_OPENGL_EXPORT QOpenGLTimerQuery : public QObject
{
Q_OBJECT
public:
explicit QOpenGLTimerQuery(QObject *parent = nullptr);
~QOpenGLTimerQuery();
bool create();
void destroy();
bool isCreated() const;
GLuint objectId() const;
void begin();
void end();
GLuint64 waitForTimestamp() const;
void recordTimestamp();
bool isResultAvailable() const;
GLuint64 waitForResult() const;
private:
Q_DECLARE_PRIVATE(QOpenGLTimerQuery)
Q_DISABLE_COPY(QOpenGLTimerQuery)
};
class QOpenGLTimeMonitorPrivate;
class Q_OPENGL_EXPORT QOpenGLTimeMonitor : public QObject
{
Q_OBJECT
public:
explicit QOpenGLTimeMonitor(QObject *parent = nullptr);
~QOpenGLTimeMonitor();
void setSampleCount(int sampleCount);
int sampleCount() const;
bool create();
void destroy();
bool isCreated() const;
QList<GLuint> objectIds() const;
int recordSample();
bool isResultAvailable() const;
QList<GLuint64> waitForSamples() const;
QList<GLuint64> waitForIntervals() const;
void reset();
private:
Q_DECLARE_PRIVATE(QOpenGLTimeMonitor)
Q_DISABLE_COPY(QOpenGLTimeMonitor)
};
QT_END_NAMESPACE
#endif // QT_NO_OPENGL
#endif // QOPENGLTIMERQUERY_H
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