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Tuukka Turunen

Qt 5.9 Beta Released

Published Friday April 7th, 2017 | 35 Comments on Qt 5.9 Beta Released
Posted in Dev Loop, Releases

I am pleased to announce that Qt 5.9 Beta is now released. Convenient binary installers are available for trying out the cool new features coming in Qt 5.9. With this release we are adjusting the release process to make it easier for users to check out the upcoming release conveniently using the online installer.  Qt […]

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Andy Nichols (nezticle)

Getting more out of Qt Quick with OpenVG

Published Friday March 31st, 2017 | 4 Comments on Getting more out of Qt Quick with OpenVG
Posted in Declarative UI, Dev Loop, Embedded, Graphics, Qt Quick

In Qt 5.9 is now possible to render Qt Quick applications with OpenVG when using hardware that supports it. This is made possible by a new scene graph adaptation that uses EGL and OpenVG to render Qt Quick scenes.  When using Qt for Device Creation, it means that it now be possible to run with graphics hardware […]

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Jesús Fernández

WebGL streaming in a Raspberry PI Zero W

Published Friday March 24th, 2017 | 22 Comments on WebGL streaming in a Raspberry PI Zero W
Posted in Dev Loop, Qt Quick 2.0, WebGL | Tags: ,

A week ago I received my Raspberry Pi Zero W to play a bit with some IoT device. The specs of this small device computer are the following: 1GHz, single-core CPU 512MB RAM Mini HDMI and USB On-The-Go ports Micro USB power HAT-compatible 40-pin header Composite video and reset headers CSI camera connector But the […]

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Laszlo Agocs

Boosting performance with shader binary caching in Qt 5.9

Published Thursday March 23rd, 2017 | 3 Comments on Boosting performance with shader binary caching in Qt 5.9
Posted in Dev Loop, Graphics, OpenGL, Painting, Qt Quick

Now that Qt 5.9 is getting closer, let’s take a look at a minor but immensely useful improvement to the basic OpenGL enablers that form the foundation of Qt Quick and the optional OpenGL-based rendering path of QPainter. Those looking at the documentation snapshots for 5.9 may have already come across some new functions in […]

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Andreas Cord-Landwehr [(PhD), Development Engineer at CLAAS E-Systems]

Device Tailored Compositors with Qt Wayland at CLAAS E-Systems

Published Wednesday March 22nd, 2017 | 1 Comment on Device Tailored Compositors with Qt Wayland at CLAAS E-Systems
Posted in Automotive, Biz Circuit & Dev Loop, Customers, Wayland

Software Development in Agriculture Have you heard about software in cars that run on embedded devices? Do you think that creating such software might be challenging? Well, welcome to a complete new world of complexity, welcome to the world of agriculture machines! For many years, automatic steering (on fields), terminals to control the complex mechanical […]

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Marco Piccolino [QtMob community manager]

QtMob: Qt mobile application development becomes easier

Published Tuesday March 21st, 2017 | 3 Comments on QtMob: Qt mobile application development becomes easier
Posted in Community, Dev Loop, Mobile | Tags: , , , ,

As a professional mobile application developer you probably already know by now how awesome Qt makes most of your daily job. Yet, things like finding that useful (but undocumented) qmake option, deciding upon the application architecture to use for your next project, implementing native extensions on Android and iOS, checking whether a suitable library for […]

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Provisioning OpenStreetMap providers in QtLocation

Published Thursday March 9th, 2017 | 7 Comments on Provisioning OpenStreetMap providers in QtLocation
Posted in Dev Loop, Qt Location

Background This post is to provide some clarification on a behavioral change we had to introduce with Qt 5.6.2 to the QtLocation‘s OpenStreetMap plug-in. The related change seems to have generated some confusion, so here’s the full story. The OSM plug-in used to work with hard-coded tile server URLs for the various map types offered […]

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Alex Blasche

Qt QML Performance improvements in Qt 5.8.0

Published Wednesday March 8th, 2017 | 9 Comments on Qt QML Performance improvements in Qt 5.8.0
Posted in Performance, Qt Quick 2, Qt Quick Controls

Qt 5.8 benefited from significant performance efforts in Qt QML.  Some of us spent our entire time figuring out why things are slow and what could be done. This is a continued effort that pretty much started with the first Qt QML release and I don’t think will ever stop.  After a bit of deliberation […]

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Qt Installer Framework 2.0.5 released

Published Thursday March 2nd, 2017 | 9 Comments on Qt Installer Framework 2.0.5 released
Posted in Dev Loop, Qt Installer Framework | Tags: ,

We’re happy to release Qt Installer Framework 2.0.5. 2.0.5 is a bug fix release, the full list of bug fixes can be found from Changelog. Installer Framework binaries can be installed from online installer. Binaries can be also found together with sources in download.qt.io (open source), or in your Qt Account. The binaries are built […]

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