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42 #ifndef QBENCHMARK_MEASUREMENT_P_H
43 #define QBENCHMARK_MEASUREMENT_P_H
49 // This file is not part of the Qt API. It exists purely as an
50 // implementation detail. This header file may change from version to
51 // version without notice, or even be removed.
56 #include <QtCore/qelapsedtimer.h>
57 #ifdef HAVE_TICK_COUNTER
58 #include "3rdparty/cycle_p.h"
60 #include "qbenchmark.h"
64 class QBenchmarkMeasurerBase
67 virtual ~QBenchmarkMeasurerBase(){};
68 virtual void init() {};
69 virtual void start() = 0;
70 virtual qint64 checkpoint() = 0;
71 virtual qint64 stop() = 0;
72 virtual bool isMeasurementAccepted(qint64 measurement) = 0;
73 virtual int adjustIterationCount(int suggestion) = 0;
74 virtual int adjustMedianCount(int suggestion) = 0;
75 virtual bool repeatCount() { return 1; }
76 virtual bool needsWarmupIteration() { return false; }
77 virtual QTest::QBenchmarkMetric metricType() = 0;
80 class QBenchmarkTimeMeasurer : public QBenchmarkMeasurerBase
86 bool isMeasurementAccepted(qint64 measurement);
87 int adjustIterationCount(int sugestion);
88 int adjustMedianCount(int suggestion);
89 bool needsWarmupIteration();
90 QTest::QBenchmarkMetric metricType();
95 #ifdef HAVE_TICK_COUNTER // defined in 3rdparty/cycle_p.h
97 class QBenchmarkTickMeasurer : public QBenchmarkMeasurerBase
103 bool isMeasurementAccepted(qint64 measurement);
104 int adjustIterationCount(int);
105 int adjustMedianCount(int suggestion);
106 bool needsWarmupIteration();
107 QTest::QBenchmarkMetric metricType();
109 CycleCounterTicks startTicks;
116 #endif // QBENCHMARK_MEASUREMENT_P_H