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Hands-On Mobile and Embedded Development with Qt 5

You're reading from   Hands-On Mobile and Embedded Development with Qt 5 Build apps for Android, iOS, and Raspberry Pi with C++ and Qt

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Product type Paperback
Published in Apr 2019
Publisher Packt
ISBN-13 9781789614817
Length 368 pages
Edition 1st Edition
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Author (1):
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Lorn Potter Lorn Potter
Author Profile Icon Lorn Potter
Lorn Potter
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Table of Contents (21) Chapters Close

Preface 1. Section 1: Making Great UIs
2. Standard Qt Widgets FREE CHAPTER 3. Fluid UI with Qt Quick 4. Graphical and Special Effects 5. Input and Touch 6. Section 2: Networking, Connectivity, Sensors, and Automation
7. Qt Network for Communication 8. Connectivity with Qt Bluetooth LE 9. Machines Talking 10. Where Am I? Location and Positioning 11. Section 3: Other APIs Qt SQL, Qt Multimedia, and Qt Purchasing
12. Sounds and Visions - Qt Multimedia 13. Remote Databases with Qt SQL 14. Enabling In-App Purchases with Qt Purchasing 15. Section 4: Mobile Deployment and Device Creation
16. Cross Compiling and Remote Debugging 17. Deploying to Mobile and Embedded 18. Universal Platform for Mobiles and Embedded Devices 19. Building a Linux System 20. Other Books You May Enjoy

Particle painters, emitters, and affectors

Particles in Qt Quick are graphical elements such as images, QML items, and OpenGL shaders.

They can be made to move and flow in endless ways. 

Every particle is part of a ParticleGroup, which, by default, has an empty name. A ParticleGroup is a group of particle painters that allow for the timed animation transitions for the grouped particle painters.

The direction that particles are emitted is controlled by the Direction items which consist of these components: AngleDirection, PointDirection, and TargetDirection.

There are only a few types of particle painters you can use, but they cover just about everything you would want to use them for. Particle types available in Qt Quick are as follows:

  • CustomParticle: A particle based on OpenGL shader
  • ImageParticle: A particle based on an image...
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