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Emanuele Feronato

Italian geek and PROgrammer
Check my
101 games challenge!
All about Box2D

Erase Box: the tutorial

Some days ago I blogged about Erase Box, a Box2D game made with my tutorials, now it’s time to publish Rodrigo‘s tutorial. « On a game I was making, I needed a way to detect if a body was leaving the screen. That can be done by checking the x and y positions of it, … Erase Box: the tutorial

Talking about Erase Box game, Actionscript 3, Box2D, Flash, Game development and Users contributions.

Basic Filler engine with Box2D – part 1

Do you remember Filler? In Filler, your goal is simple: fill 2/3 of the level. To create a filler ball, press down. It will grow until you release the mouse button, it hits another filler ball, or a bouncing ball runs into it. I am showing you the first part, the creation of the filler … Basic Filler engine with Box2D – part 1

Talking about Filler game, Actionscript 3, Box2D, Flash and Game development.

Erase Box, a Box2D game made with my tutorials

I am going to show you a cute game Rodrigo made following my tutorials « I created a Box2D flash game using some tutorials available on your website. It’s not very cool, but being my very first AS3 and Box2D game, I think that I did a good job. Erase Box It’s a mix of … Erase Box, a Box2D game made with my tutorials

Talking about Actionscript 3, Box2D, Flash, Game development and Users contributions.

The engine behind Splitter Flash game – new AS3 prototypes

Splitting Box2D objects seem to be the ultimate challenge around here… after The engine behind Splitter Flash game – first AS3 prototype, now we have two updates… the first by Guillaume Pommey, author of the previous prototype and the second one by Bryce Summer. While Guillaume wants to refine a bit the final code before … The engine behind Splitter Flash game – new AS3 prototypes

Talking about Splitter game, Actionscript 3, Box2D, Flash and Users contributions.

A smart way to manage sleeping objects with Box2D

If you followed Box2D: tutorial for the absolute beginners, then you know you can put some object to “sleep” to improve performance by not simulating inactive bodies. This is CPU saving but can be used for some game concepts too. Just think about Super Stacker, where you have happy and afraid bricks. If you spend … A smart way to manage sleeping objects with Box2D

Talking about Actionscript 3, Box2D, Flash and Game development.

The engine behind Splitter Flash game – first AS3 prototype

Some time ago I posted about the engine behind Splitter Flash game, the C code used to cut off and split objects with Box2D Now I received an AS3 prototype from Guillaume Pommey. Hi ! I try to port the splitter engine to AS3, I haven’t any error in the function but I have an … The engine behind Splitter Flash game – first AS3 prototype

Talking about Splitter game, Actionscript 3, Box2D, Flash and Users contributions.

Box2D joints: Gear Joints

Here I am with some infos about Gear Joints. Gear joints can be used to create a sophisticated mechanical contraption you might want to use a gears. In principle you can create gears in Box2D by using compound shapes to model gear teeth. This is not very efficient and might be tedious to author. You … Box2D joints: Gear Joints

Talking about Actionscript 3, Box2D and Flash.

Creating a sling with Box2D using joints

This is an example about the creation of a sling using joints and motors. Click the mouse to break the joint and release the bullet. Try to hit the stack of boxes. I used a distance joint, a revolute joint and a motor. The code does not need to be commented because there is nothing … Creating a sling with Box2D using joints

Talking about Actionscript 3, Box2D, Flash and Game development.

Box2D breakout prototype

Porting Breakout/Arkanoid with Box2D seems to be an interesting challenge for developers. Some days ago I showed you Phyballs, now it’s time for Andre Vidal to show his work. Andre runs his own blog I suggest you to visit because you will find some interesting source code. This is Andre’s breakout (arrow keys = left … Box2D breakout prototype

Talking about Breakout game, Actionscript 3, Box2D, Flash, Game development and Users contributions.

Box2D joints: Prismatic Joints

Time to learn something about Box2D prismatic joints. A prismatic joint provides one degree of freedom: translation along an axis fixed relative to the first body. Relative rotation is prevented. In other words, prismatic joints can be used to represent pistons and other sliding objects. In this tutorial I am going to show how to … Box2D joints: Prismatic Joints

Talking about Actionscript 3, Box2D and Flash.

Box2D: tutorial for the absolute beginners – step 2

After understanding the meaning of the first lines in Box2D: tutorial for the absolute beginners, it’s time to explain the rest of the script. Lines 19-27: These lines handle the debug draw. Remember Box2D does not draw anything, it just calculates position, rotation and motion of every object in the world. So it’s up to … Box2D: tutorial for the absolute beginners – step 2

Talking about Actionscript 3, Box2D and Flash.

Box2D: tutorial for the absolute beginners

This is a tutorial about Box2D dedicated to the absolute beginners. I received a lot of request asking for this, so here we go. What is Box2D Box2D is a feature rich 2d rigid body physics engine, written in C++ by Erin Catto. There is a Flash version called Box2DFlashAS3, but among Flash developers it’s … Box2D: tutorial for the absolute beginners

Talking about Actionscript 3, Box2D and Flash.
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101
Games Challenge
I will build 101 games as a solo developer

During these years, I published 226 explained game prototypes, along with source code: 1+2=3, 100 rounds, 10000000, 2 Cars, 2048, A Blocky Christmas, A Jumping Block, A Life of Logic, Angry Birds, Angry Birds Space, Artillery, Astro-PANIC!, Avoider, Back to Square One, Ball Game, Ball vs Ball, Ball: Revamped, Balloon Invasion, BallPusher, Ballz, Bar Balance, Bejeweled, Biggification, Block it, Blockage, Bloons, Boids, Bombuzal, Boom Dots, Bouncing Ball, Bouncing Ball 2, Bouncy Light, BoxHead, Breakout, Bricks, Bubble Chaos, Bubbles 2, Card Game, Castle Ramble, Chronotron, Circle Chain, Circle Path, Circle Race, Circular endless runner, Cirplosion, Click when Red, CLOCKS - The Game, Color Hit, Color Jump, ColorFill, Columns, Concentration, Crossy Road, Crush the Castle, Cube Jump, CubesOut, Dash N Blast, Dashy Panda, Deflection, Diamond Digger Saga, Don't touch the spikes, Dots, Down The Mountain, Drag and Match, Draw Game, Drop Wizard, DROP'd, Dudeski, Dungeon Raid, Educational Game, Elasticity, Endless Runner, Erase Box, Eskiv, Farm Heroes Saga, Filler, Flappy Bird, Fling, Flipping Legend, Floaty Light, Fuse Ballz, GearTaker, Gem Sweeper, Globe, Goat Rider, Gold Miner, Golf Dash, Grindstone, GuessNext, Helicopter, Helix Jump, Hero Emblems, Hero Slide, Hexagonal Tiles, HookPod, Hop Hop Hop Underwater, Horizontal Endless Runner, Hundreds, Hungry Hero, Hurry it's Christmas, InkTd, Input Delay, Iromeku, Jet Set Willy, Jigsaw Game, Knife Hit, Knightfall, Legends of Runeterra, Lep's World, Line Rider, Lumines, Magick, MagOrMin, Mass Attack, Math Game, Maze, Meeblings, Memdot, Metro Siberia Underground, Mike Dangers, Mikey Hooks, Mini Archer, Nano War, Nodes, o:anquan, One Button Game, One Tap RPG, Ononmin, Pacco, Perfect Square!, Perfectionism, Phyballs, Pixel Purge, PixelField, Planet Revenge, Plants Vs Zombies, Platform, Platform game, Platformer, Plus+Plus, Pocket Snap, Poker, Pool, Pop the Lock, Pop to Save, Poux, Pudi, Pumpkin Story, Puppet Bird, Pushori, Pyramids of Ra, qomp, Quick Switch, Racing, Radical, Rebuild Chile, Renju, Rise Above, Risky Road, Roguelike, Roly Poly, Run Around, Rush Hour, SameGame, SamePhysics, Security, Serious Scramblers, Shrink it, Sling, Slingy, Snowflakes, Sokoban, Space Checkers, Space is Key, Spellfall, Spinny Gun, Splitter, Spring Ninja, Sproing, Stabilize!, Stack, Stairs, Stick Hero, String Avoider, Stringy, Sudoku, Super Mario Bros, Surfingers, Survival Horror, Talesworth Adventure, Teeter Up, Tetris, The Impossible Line, The Moops - Combos of Joy, The Next Arrow, Threes, Tic Tac Toe, Timberman, Tiny Wings, Tipsy Tower, Toony, Totem Destroyer, Tower Defense, Trailblazer, Trick Shot, Tunnelball, Turn, Turnellio, TwinSpin, Vampire Survivors, vvvvvv, Warp Shift, Watermelon Game, Way of an Idea, Whack a Creep, Wheel of Fortune, Where's my Water, Wish Upon a Star, Word Game, Wordle, Worms, Yanga, Yeah Bunny, Zhed, zNumbers, Zuma

© 2025 Emanuele Feronato
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