Dev Loop

Daniel Smith

Qt 5.12 LTS – The road to faster QML application startup

Published Friday January 11th, 2019
10 Comments on Qt 5.12 LTS – The road to faster QML application startup
Posted in Dev Loop, Embedded, Performance, Qt Quick 2, Qt Quick 2.0 | Tags: , , , , , , ,

The Qt Company has been running benchmarks like QMLBench for a long time that assist us knowing when a change creates a performance regression, but it’s also important to see how Qt performs at a higher level, allowing components to interact in ways that granular tests like QMLBench can’t show. In this blog post, we’ll […]

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Simon Hausmann

Reducing Application Size using Link Time Optimization

Published Wednesday January 2nd, 2019
39 Comments on Reducing Application Size using Link Time Optimization
Posted in Compilers, Dev Loop, Embedded, Performance

We need to talk about calories! Not the calories from your Christmas cookies — those don’t count. But, calories in your Qt application. We’re going to take a look at a technique that is easy to enable and helps you save precious bytes around your application’s waistline. The Old vs The New Traditionally, you would […]

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Richard Moe Gustavsen

Tableview performance

Published Thursday December 20th, 2018
7 Comments on Tableview performance
Posted in Dev Loop, Itemviews, Qt Quick 2, Qt Quick Controls

In my previous blog post, I wrote about the new TableView for Qt-5.12. What I didn’t mention was how the new TableView performs compared to the old TableView in QtQuick Controls 1. However, the old version had some serious performance issues, which is what led us to implement a new one from scratch. The reason for the bad performance comes […]

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Kimmo Leppälä

Qt 3D Studio Performance Improvements

Published Wednesday December 19th, 2018
5 Comments on Qt 3D Studio Performance Improvements
Posted in Biz Circuit & Dev Loop, Qt 3D, Qt 3D Studio | Tags: , , , ,

Good performance of 3D applications is essential for achieving the desired user experience. While the 3D assets are the most important items affecting the performance, the 3D engine itself needs to be highly efficient in what it does. We have been looking into ways for improving the performance of Qt 3D Studio and especially on how […]

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Alex Blasche

Qt for Python 5.12 Released

Published Tuesday December 18th, 2018
29 Comments on Qt for Python 5.12 Released
Posted in Announcements, Community, Contributors, Customers, Qt for Python

As mentioned in the Qt 5.12 release blog we finally reached the point that we can announce the first release of Qt for Python for Qt 5.12. As it has become custom for the project and expected by Python developers, you can install the release via: pip install PySide2 Additionally, you can get the wheels […]

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Andy Shaw

Welcome to the 2018 Qt Champions!

Published Tuesday December 18th, 2018
1 Comment on Welcome to the 2018 Qt Champions!
Posted in Community, Dev Loop | Tags: ,

Another year has passed, winter has come so it’s time to celebrate the Qt Champions! So without further ado: @christian-ehrlicher was granted the *Rookie of The Year* title. Christian did an impressive number of submissions through this year while beginning only at the end of 2017. He wrote quite a lot of fixes for the […]

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teromarjamaki

Looking towards CES 2019: Predictions and where to find Qt

Published Monday December 17th, 2018
1 Comment on Looking towards CES 2019: Predictions and where to find Qt
Posted in Automotive, Events, Partners

Hello CES 2019! One of the main events for automotive industry is less than a month away. Based on the early indicators, this year there will be more emphasis on creating a connected and intelligent vehicle than ever before. New connected experiences and multimodal inputs will be introduced by many companies showcasing at the event. […]

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Qt Installer Framework 3.0.6 Released

Published Monday December 17th, 2018
Comments Off on Qt Installer Framework 3.0.6 Released
Posted in Qt Installer Framework, Releases

We are happy to announce the release of Qt IFW 3.0.6. With Qt IFW you can create your own installers for the supported desktop Qt platforms: Linux, Microsoft Windows, and macOS. 3.0.6 is a bug fix release, here are some of the fixes: Fix crash in updater if component does not exist anymore Decrease metadata […]

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