diff options
Diffstat (limited to 'src/gui/opengl/qopengltimerquery.h')
-rw-r--r-- | src/gui/opengl/qopengltimerquery.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/src/gui/opengl/qopengltimerquery.h b/src/gui/opengl/qopengltimerquery.h new file mode 100644 index 0000000000..649e80d6c0 --- /dev/null +++ b/src/gui/opengl/qopengltimerquery.h @@ -0,0 +1,116 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Klaralvdalens Datakonsult AB (KDAB). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/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 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QOPENGLTIMERQUERY_H +#define QOPENGLTIMERQUERY_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 |