By Andy Nichols (nezticle)
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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Andy Nichols (nezticle)

Making Movies with QML

Published Tuesday February 21st, 2017 | 10 Comments on Making Movies with QML
Posted in Dev Loop, Graphics, Qt Quick

One of the interesting things about working with Qt is seeing all the unexpected ways our users use the APIs we create.  Last year I got a bug report requesting an API to set a custom frame rate for QML animations when using QQuickRenderControl.  The reason was that the user was using QQuickRenderControl as an engine to […]

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Andy Nichols (nezticle)

Should you still be using QGraphicsView?

Published Thursday January 19th, 2017 | 36 Comments on Should you still be using QGraphicsView?
Posted in Dev Loop | Tags: , ,

There was a time when the Qt Graphics View Framework was seen as the solution to create modern user interfaces with Qt. Now that Qt Quick 2 has matured does the Graphics View Framework still have a place in Qt? At the Qt World Summit 2016 I gave a presentation entitled “The Curse of Choice.” […]

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Andy Nichols (nezticle)

Qt 3D: The Asset Conditioning Pipeline

Published Friday January 8th, 2016 | 5 Comments on Qt 3D: The Asset Conditioning Pipeline
Posted in Dev Loop, OpenGL, Qt 3D

Qt 3D development has been coming along nicely and is scheduled to be released with Qt 5.7.  One of the issues we face with offering a high-level 3D rendering API is facilitating the asset conditioning pipeline.  When dealing with 3D assets, there is a need to process the assets created in digital content creation applications […]

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Andy Nichols (nezticle)

Introducing the Qt Quick 2D Renderer

Published Thursday January 22nd, 2015 | 11 Comments on Introducing the Qt Quick 2D Renderer
Posted in Embedded, OpenGL, Qt Quick 2

When Qt Quick 2 was introduced with the release of Qt 5.0, it came with a minimum requirement of either OpenGL 2.0 or OpenGL ES 2.0.  For desktop and mobile platforms this is usually not an issue, and when it is for example on Windows, it is now fairly easy to use an OpenGL software rasteriser as […]

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