From a1feedcf46975a65970fb946282c742b091b508e Mon Sep 17 00:00:00 2001
From: Mika Salmela <mika.salmela@theqtcompany.com>
Date: Mon, 3 Nov 2014 11:22:23 +0200
Subject: Qml perf data generation on cpp

Change-Id: If770c96ff84e49a747c4355e56bff002556cd659
Reviewed-by: Mika Salmela <mika.salmela@theqtcompany.com>
---
 tests/qmlperf/datagenerator.cpp | 67 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 tests/qmlperf/datagenerator.cpp

(limited to 'tests/qmlperf/datagenerator.cpp')

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);
+}
-- 
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