| /**************************************************************************** |
| ** |
| ** 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. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL21$ |
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| ****************************************************************************/ |
| |
| #ifndef QOPENGLTIMERQUERY_H |
| #define QOPENGLTIMERQUERY_H |
| |
| #include <QtCore/qglobal.h> |
| |
| #if !defined(QT_NO_OPENGL) && !defined(QT_OPENGL_ES_2) |
| |
| #include <QtCore/QObject> |
| #include <QtGui/qopengl.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QOpenGLTimerQueryPrivate; |
| |
| class Q_GUI_EXPORT QOpenGLTimerQuery : public QObject |
| { |
| Q_OBJECT |
| |
| public: |
| explicit QOpenGLTimerQuery(QObject *parent = 0); |
| ~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_GUI_EXPORT QOpenGLTimeMonitor : public QObject |
| { |
| Q_OBJECT |
| |
| public: |
| explicit QOpenGLTimeMonitor(QObject *parent = 0); |
| ~QOpenGLTimeMonitor(); |
| |
| void setSampleCount(int sampleCount); |
| int sampleCount() const; |
| |
| bool create(); |
| void destroy(); |
| bool isCreated() const; |
| QVector<GLuint> objectIds() const; |
| |
| int recordSample(); |
| |
| bool isResultAvailable() const; |
| |
| QVector<GLuint64> waitForSamples() const; |
| QVector<GLuint64> waitForIntervals() const; |
| |
| void reset(); |
| |
| private: |
| Q_DECLARE_PRIVATE(QOpenGLTimeMonitor) |
| Q_DISABLE_COPY(QOpenGLTimeMonitor) |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QT_NO_OPENGL |
| |
| #endif // QOPENGLTIMERQUERY_H |