Graphics

Laszlo Agocs

Vulkan Support in Qt 5.10 – Part 2

Published Friday June 16th, 2017 | Leave a comment
Posted in Android, Dev Loop, Graphics, OpenGL, QPA, Windows

In the previous instalment we looked at the background for Qt 5.10’s upcoming Vulkan support. Let’s now start digging out into the details. Obtaining a Vulkan-Enabled Qt Build When building Qt from sources on Windows, Linux or Android, Vulkan support is enabled automatically whenever a Vulkan header is detected in the build environment. Windows is […]

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Tuukka Turunen

Performance Improvements with Qt 5.9 LTS

Published Wednesday May 31st, 2017 | 10 Comments on Performance Improvements with Qt 5.9 LTS
Posted in Biz Circuit & Dev Loop, Boot time, Embedded, Graphics, Qt, Qt Quick, Releases

Qt 5.9 LTS improves Qt Quick and QML performance significantly, especially with Linux on ARM. We have worked hard to improve the performance in multiple areas: within the QML engine, Qt Quick graphics, QML Compiler and in the Qt Quick Controls, to name some examples. Performance has improved significantly across all areas, with some items […]

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Sean Harmer, KDAB [Qt Service Partner]

What’s new in Qt 3D with Qt 5.9?

Published Wednesday May 24th, 2017 | 7 Comments on What’s new in Qt 3D with Qt 5.9?
Posted in Biz Circuit & Dev Loop, Declarative UI, Design, Embedded, Graphics, Guest Blog, Qt 3D, Uncategorized

I am pleased to announce that there are lots of new goodies coming along with Qt 3D as part of the Qt 5.9.0 release as well as the usual round of bug fixes. Engineers from KDAB and The Qt Company have been hard at work over the last months (and will be for some time […]

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Tuukka Turunen

Functional Safety with the Qt Safe Renderer

Published Monday May 22nd, 2017 | Comments Off on Functional Safety with the Qt Safe Renderer
Posted in Automotive, Biz Circuit & Dev Loop, Embedded, Graphics, RTOS

I am pleased to announce a new approach for inclusion of functional safety critical user interface elements in Qt based systems. The new Qt Safe Renderer makes it easy to create safety critical systems that also have a rich graphical user interface. Industries such as automotive, medical and industrial automation, where Qt is the leading UI framework, can […]

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Laszlo Agocs

Qt from git on the Tinkerboard (with Wayland)

Published Wednesday May 3rd, 2017 | 6 Comments on Qt from git on the Tinkerboard (with Wayland)
Posted in Dev Loop, Embedded, Graphics, OpenGL, QPA, Qt Quick

The Asus Tinkerboard is a nice little board for Embedded Linux (or Android, for that matter), based on the Rockchip RK3288 SoC including a quad-core ARM Cortex-A17 CPU and a Mali-T760 MP4 (T764) GPU. Besides being quite powerful, it has the advantage of being available locally in many countries, avoiding the need to import the […]

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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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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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