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Very explicit operator bool Is the Safe Bool Idiom still useful in C++11 / C++14?

From time to time I scroll through Qt-related forums and mailing lists, and whenever possible I try to help fellow developers out. The other day a StackOverflow thread caught my attention: a developer was asking “What is the purpose of operator RestrictedBool in QScopedPointer?” Indeed, looking at QScopedPointer‘s implementation, one notices the strange RestrictedBool usage. […]

Physically Based Rendering (PBR) in 10 minutes A guide for Qt developers

If you happened to be at the NVIDIA GTC conference last week, you may have seen a Qt demo we developed showing a Dodge Viper in the Toradex booth. If that Viper looked especially cool, that’s partially because it was displayed using Physically Based Rendering (PBR). Alright… what exactly is PBR, and can I use it in my […]

Windows Dressing The Abbreviated Guide to Running Qt on Embedded Windows

Microsoft Windows has a long history of embedded operating systems going back to 1996, branded as Windows Embedded Compact, Windows Embedded CE, Windows CE, Windows Compact, Windows Phone, Windows Runtime, and an assortment of others. One of these fine platforms might even form the basis of your embedded product. Trouble is, with the shiny new […]

Embedding QML: Why, Where, and How

If you’re already using QML in Qt, you know that it can help quickly create flexible user interfaces using little or no C++ programming. With a basic text file and some JavaScript logic, you can put together a pretty sophisticated interface like that shown in the Qt Quick Clock demo (below) with a minimum of […]

How to integrate OpenGL code with Qt Quick 2 applications (part 1)

The Qt World Summit was a rocking blast! More than 800 delegates, two days packed with sessions (and an additional training day presented by KDAB). Many old faces, lots of new ones, and a packed programme of sessions with terrific technical content. Yours truly also happened to give a talk, “Integrating OpenGL with Qt Quick […]

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