diff options
author | Mika Salmela <mika.salmela@theqtcompany.com> | 2014-11-03 11:22:23 +0200 |
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committer | Mika Salmela <mika.salmela@theqtcompany.com> | 2014-11-03 11:23:13 +0200 |
commit | a1feedcf46975a65970fb946282c742b091b508e (patch) | |
tree | 990cf6ee09700ebac84fb4cbe333ab91fde37aee /tests/qmlperf/datagenerator.cpp | |
parent | 0090db160242374d7ab6e3bedf064b366716f770 (diff) |
Qml perf data generation on cpp
Change-Id: If770c96ff84e49a747c4355e56bff002556cd659
Reviewed-by: Mika Salmela <mika.salmela@theqtcompany.com>
Diffstat (limited to 'tests/qmlperf/datagenerator.cpp')
-rw-r--r-- | tests/qmlperf/datagenerator.cpp | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/tests/qmlperf/datagenerator.cpp b/tests/qmlperf/datagenerator.cpp new file mode 100644 index 00000000..4819f59d --- /dev/null +++ b/tests/qmlperf/datagenerator.cpp @@ -0,0 +1,67 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Digia Plc +** All rights reserved. +** For any questions to Digia, please use contact form at http://qt.digia.com +** +** This file is part of the QtDataVisualization module. +** +** Licensees holding valid Qt Enterprise licenses may use this file in +** accordance with the Qt Enterprise License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. +** +** If you have questions regarding the use of this file, please use +** contact form at http://qt.digia.com +** +****************************************************************************/ + +#include "datagenerator.h" +#include <QDebug> + +using namespace QtDataVisualization; + +Q_DECLARE_METATYPE(QScatter3DSeries *) + +DataGenerator::DataGenerator(QObject *parent) : + QObject(parent) +{ + qRegisterMetaType<QScatter3DSeries *>(); +} + +DataGenerator::~DataGenerator() +{ + qDebug() << __FUNCTION__; +} + +void DataGenerator::generateData(QScatter3DSeries *series, uint count) +{ + QScatterDataArray *dataArray = new QScatterDataArray; + dataArray->resize(count); + QScatterDataItem *ptrToDataArray = &dataArray->first(); + + float rand_max = float(RAND_MAX); + for (uint i = 0; i < count; i++) { + ptrToDataArray->setPosition(QVector3D(float(qrand()) / rand_max, + float(qrand()) / rand_max, + float(qrand()) / rand_max)); + ptrToDataArray++; + } + + series->dataProxy()->resetArray(dataArray); +} + +void DataGenerator::add(QScatter3DSeries *series, uint count) +{ + QScatterDataArray appendArray; + appendArray.resize(count); + + float rand_max = float(RAND_MAX); + for (uint i = 0; i < count; i++) { + appendArray[i].setPosition(QVector3D(float(qrand()) / rand_max, + float(qrand()) / rand_max, + float(qrand()) / rand_max)); + } + + series->dataProxy()->addItems(appendArray); +} |