Box2D is getting more and more popular among Flash developers, but it still lacks of adeguate tutorials and documentation about making games with it. Andrew McGrath from Gamersgarden released a great tutorial about drawing boxes on the fly on Box2D. Every detail of the script is fully commented, so you won’t miss anything, and you … Drawing boxes on the fly in Box2D
One of the most interesting Box2D features are joints. Joints are used to constraint two bodies together in various ways and allow you to create very complex objects such as ragdolls and motors. At the moment, Box2D features six different joint types: Distance, Gear, Mouse, Prismatic, Pulley and Revolute joint. In this post, we’ll learn … Box2D joints: Distance Joint
I added some new features to Designing the structure of a Flash game – AS3 version game template and wanted to share the result with you. Now the diagram is a little more complex, and it still lacks of some important features such as savegames and high scores. Let’s look at the new diagram (if … Designing the structure of a Flash game – AS3 version – Part 2
This is the AS3 version of Managing savegames with Flash shared objects. In this post I’ll explain the basic of shared objects, then later I’ll add the feature to Designing the structure of a Flash game – AS3 version in order to have a game template more complete. Let’s start with the result: that’s what … Understanding AS3 shared objects
At the beginning of this month I published the Sudoku creator/solver with PHP. Now, after a little hassle due to a strange way AS3 manages arrays (in my opinion), I am ready to post the AS3 version of the solver. This is what you will get Results may vary if you don’t have Lucida Console … Sudoku creator/solver with AS3
Today I was porting my Sudoku creator/solver with PHP in AS3 when I found this strange behavior. I am calling it “strange behavior” because it’s not properly a bug… let’s say an issue. Look at this script and its comments… package { import flash.display.Sprite; public class wtf extends Sprite { public function wtf() { var … A strange way AS3 manages arrays
Box2D is a great library because you don’t have to care for collisions, the library manages all by itself. But sometimes, specially in games, you may need to know when the player hits the coin, or the enemy, or whatever. Box2D has a class called b2ContactListener that you have to rewrite to make it work … Understanding how Box2D manages collisions
Last week I explained The magic of compound objects with Box2D, now it’s time to understanding custom polygons. First, let me tell you the difference between a compound object and a custom polygon. A compound object is an object made by two or more primitive objects (like the maze I created in this tutorial). A … Understanding custom polygons in Box2D
Abot a year ago I published Designing the structure of a Flash game with everything you needed to know to design the structure of a game. Now it’s time to make the same thing with AS3, using classes. With classes the whole thing seems less intuitive, but once mastered the base concept, you will use … Designing the structure of a Flash game – AS3 version
You can call it complex shapes, compound shapes, complex objects, compound objects or even poisoned underpants, but you all want to create complex “things” with Box2D. Despite the “complex” word, it’s very easy to create one. You just have to add multiple shapes to a body. If you followed my latest Box2D tutorials, you will … The magic of compound objects with Box2D
When you are about to create a complex script with Box2D – or even a simple one, but that’s complex for your skills – I suggest to enable debug draw. Debug draw will provide you everything you need in order to verify your script is working correctly, and once you are satisfied with the result, … Understanding Box2D debug draw
