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2 | ** |
3 | ** Copyright (C) 2013 Klaralvdalens Datakonsult AB (KDAB). |
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6 | ** This file is part of the QtOpenGL module of the Qt Toolkit. |
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39 | |
40 | #ifndef QOPENGLTIMERQUERY_H |
41 | #define QOPENGLTIMERQUERY_H |
42 | |
43 | #include <QtOpenGL/qtopenglglobal.h> |
44 | |
45 | #if !defined(QT_NO_OPENGL) && !QT_CONFIG(opengles2) |
46 | |
47 | #include <QtCore/QObject> |
48 | #include <QtGui/qopengl.h> |
49 | |
50 | QT_BEGIN_NAMESPACE |
51 | |
52 | class QOpenGLTimerQueryPrivate; |
53 | |
54 | class Q_OPENGL_EXPORT QOpenGLTimerQuery : public QObject |
55 | { |
56 | Q_OBJECT |
57 | |
58 | public: |
59 | explicit QOpenGLTimerQuery(QObject *parent = nullptr); |
60 | ~QOpenGLTimerQuery(); |
61 | |
62 | bool create(); |
63 | void destroy(); |
64 | bool isCreated() const; |
65 | GLuint objectId() const; |
66 | |
67 | void begin(); |
68 | void end(); |
69 | GLuint64 waitForTimestamp() const; |
70 | void recordTimestamp(); |
71 | bool isResultAvailable() const; |
72 | GLuint64 waitForResult() const; |
73 | |
74 | private: |
75 | Q_DECLARE_PRIVATE(QOpenGLTimerQuery) |
76 | Q_DISABLE_COPY(QOpenGLTimerQuery) |
77 | }; |
78 | |
79 | |
80 | class QOpenGLTimeMonitorPrivate; |
81 | |
82 | class Q_OPENGL_EXPORT QOpenGLTimeMonitor : public QObject |
83 | { |
84 | Q_OBJECT |
85 | |
86 | public: |
87 | explicit QOpenGLTimeMonitor(QObject *parent = nullptr); |
88 | ~QOpenGLTimeMonitor(); |
89 | |
90 | void setSampleCount(int sampleCount); |
91 | int sampleCount() const; |
92 | |
93 | bool create(); |
94 | void destroy(); |
95 | bool isCreated() const; |
96 | QList<GLuint> objectIds() const; |
97 | |
98 | int recordSample(); |
99 | |
100 | bool isResultAvailable() const; |
101 | |
102 | QList<GLuint64> waitForSamples() const; |
103 | QList<GLuint64> waitForIntervals() const; |
104 | |
105 | void reset(); |
106 | |
107 | private: |
108 | Q_DECLARE_PRIVATE(QOpenGLTimeMonitor) |
109 | Q_DISABLE_COPY(QOpenGLTimeMonitor) |
110 | }; |
111 | |
112 | QT_END_NAMESPACE |
113 | |
114 | #endif // QT_NO_OPENGL |
115 | |
116 | #endif // QOPENGLTIMERQUERY_H |
117 | |