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Иванов Антон
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How to put sprite on top in AndEngine
Intruduction     There are no easy ways to put sprite on top of the others in AndEngine. You ether have to manipulate z index or detach/attach sprites to scene to gain what you need. Both methods are performance expensive and ugly. Solution     We need a me...

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Using shaders in AndEngine
Introduction     I'd spent quite a lot time trying to  figure out how to use custom shaders in AndEngine. There are a couple of tutorials on the Internet but all of them are incomplete or have some strange solutions like engine onDraw overloading or somethi...

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Inversion Of Control, Dependency injection and Java
What are Inversion of Control and Dependency Injection     Inversion of control is a technique that allows to ease coupling in your programs. Dependency injection is a type of IoC that allows to get needed dependencies.  Example     Lets for example assume ...

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Why algorithms matter. Quad tree example
Introduction     Plot above shows differences between brute force collision detection algorithm and quad tree based collision detection algorithm. x axis shows number of circles in scene and y axis shows time in seconds which spent detecting collision betwe...

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What are custom view and how and when to use them. Part 1. Introduction
Introduction Standard Android view cover major part of needs developer facing during development. Especially if it's  not very complicated application. Standard view are very functional and customizable. But in some cases you'll have to extend or even imple...

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