From the Forum — Issue #39

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From the Forum

Welcome to the latest installment of From the Forum. In this series, guest blogger Alex Jackson highlights outstanding threads from the Corona Forum. The goal is to bring attention to the most captivating, interesting, and thought-provoking discussions taking place in our very own backyard.


Tutorial: Working With Curved Paths

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curve-feat

If you want to move an object from point A to point B, the simplest approach is to use a transition, but what if you need to move it along a curved path generated by a bezier algorithm or the user’s “drawn” path on the screen? This tutorial outlines how to achieve both methods and set an object to follow the resulting path.


Update: Android Widget Themes

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android-theme-feat

Starting in the most recent public build, all Corona developers can now opt to use two new widget themes in their projects. These new themes are styled after the Android “Holo Light” and “Holo Dark” themes which are commonly found on Android devices running recent versions of the OS.


Tutorial: Physics Joints Explained — Part 1

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joint1

Some developers who use the Box2D-based Corona physics engine struggle with the setup of physical joints which are used to attach two bodies. While the most basic joints are easy to configure, others are more complex and require a very specific setup. This tutorial aims to clarify some of these joints, along with their properties and methods.


Tutorial: Introduction to LiquidFun

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droplet

This week’s tutorial is an introduction to LiquidFun physics effects. LiquidFun allows you to simulate faucets, pools, waves, streams, and other amazing effects for scenarios where the physics world is not composed entirely of rigid objects. Read further to learn the basics.


Tutorial: Corona Particle Tools and Data Formats

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particles2

Since the “newEmitter()” display object was introduced in Corona Daily Build #2214, the Corona Labs staff and community members have illustrated various methods for the loading/usage of emitter definition files. However, some users are still unsure about how to create and edit emitters. In this tutorial, we’ll briefly examine emitter authoring tools, the Starling format, and emitter loaders.