Multi-touch gestures are very useful in many common scenarios, such as zooming, panning. For game development, handling multi-touch is essential. This post will give a quick guide for handling multi-touch points. Project structure We create a new project name MultiTouch with Java and add a new class named GameScene as a subclass of android.view.View. The basic GameScene class is as follows...
Ping the pong redev video tutorial
Following up the article “RE-DEV THE FIRST VIDEO GAME PONG WITH SURFACEVIEW AND GAMELOOP”, here is the video tutorial for another version of the Ping game. What is new? Improve the GUIBetter collision handling Challenges The source code for the project is not fully provided but you can always get the code from the video. So want to release your first game on Play/App Store? Watch the...
re-dev the first video game pong with SurfaceView and gameloop
Pong game (prototype) In this article, we recreate the two-player game Pong – the first arcade video game 1972 – for Android using Kotlin. We will implement the game SurfaceView, game loop design pattern, and code optimization for better performance. Game loop Game loop is a common design pattern in game development. It is already integrated into different game engines. Nevertheless...
Create a simple YET most addictive apps/games
With simple implementation, no user can escape from this addictive app! They will cry desperately for help! Let do it! The UI Do not spend much time on this. As said, make it as simple as possible. You can use any text, images, for the activity. An activity with only one image! TRICK #01: Disable the back button To let users stick to your app, the first trick is, of course, is… to block...
Don’t copy and paste sensitive information – here is why
Clipboard was created for productivity purposes but developers can easily exploit this for malicious purposes. This article will demonstrates how to access Android/iOS clipboard from an activity or background service. Clipboard access Android provides a powerful clipboard-based framework for copying and pasting. It supports both simple and complex data types, including text strings, complex data...