Tagged Questions

A new feature of HTML5, allowing Javascript apps to have a drawing surface in the browser.

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2
votes
2answers
4k views

Rotate canvas along its center based on user touch - Android

I want to rotate the canvas circularly on its center axis based on user touch. i want to rotate based on center but its rotating based on top left corner . so i am able to see only 1/4 for rotation ...
3
votes
2answers
3k views

HTML5 canvas screen to isometric coordinate conversion

I am trying to create an isometric game using HTML5 canvas, but don't know how to convert HTML5 canvas screen coordinates to isometric coordinates. My code now is: var mouseX = 0; var mouseY = 0; ...
3
votes
2answers
628 views

Converting Doom maps to JSON [closed]

This is a really cool demo of a Canvas Doom Engine made back in 2006: http://canvex.lazyilluminati.com/84/play.xhtml Here is the e1m1 map in JSON format: http://canvex.lazyilluminati.com/84/map1.js ...
19
votes
5answers
3k views

Should actors in a game be responsible for drawing themselves?

I am very new to game development, but not to programming. I am (again) playing around with a Pong type game using JavaScript's canvas element. I have created a Paddle object which has the following ...
13
votes
1answer
12k views

Multiplayer HTML5, Node.js, Socket.IO [closed]

I trying create simple Multi-player with HTML5 Canvas, JavaScript(too using John Resig simple Inheritance library) and Node.js with Socket.IO. My client code: var canvas = ...
4
votes
3answers
2k views

Chrome Angry Birds engine?

Was Chrome AngryBirds game made using html5 canvas? And if yes: what kind of engine did they use?
3
votes
2answers
3k views

Smooth animation on a persistently refreshing canvas

Yo everyone! I have been working on an Isometric Tile Game Engine in HTML5/Canvas for a little while now and I have a complete working game. Earlier today I looked back over my code and thought: ...
2
votes
5answers
2k views

Are there any good html 5 mmo design tutorials? [closed]

Hey all. I got a rather inspired after playing gaia online's zOMG and wanted to revive an old project idea I've had laying around for a few years now. I'm looking to work with html5 (ie canvas, svg ...
14
votes
8answers
7k views

How should I sort images in an isometric game so that they appear in the correct order?

This seems like a rather simple problem but I am having a lot of difficulty with it. What should I do to properly sort images in an isometric game? In a normal 2d top-down game one could use the ...
15
votes
6answers
6k views

Are there any alternative JS ports of Box2D?

I have been thinking about creating a top down 2D car game for HTML5. For my first game I wrote the physics and collisions my self but for this one I would like to use some ready made library. I ...
1
vote
3answers
1k views

Where to start, to develop an online Backgammon game?

I would like to develop a backgammon game to play against other players online, as a way of learning more Javascript/jQuery and a little game development. I'm a web developer and most of my experience ...
20
votes
7answers
10k views

HTML5 Game (Canvas) - UI Techniques?

I'm in the process of building a JavaScript / HTML5 game (using Canvas) for mobile (Android / iPhone/ WebOS) with PhoneGap. I'm currently trying to design out how the UI and playing board should be ...
0
votes
1answer
668 views

HTML Canvas drawing - Firefox error

I am getting the following error ONLY when running my game in Firefox (3.6) Component returned failure code: 0x80040111 (NS_ERROR_NOT_AVAILABLE) [nsIDOMCanvasRenderingContext2D.drawImage] ...
23
votes
3answers
6k views

Double buffering on HTML5 Canvas game?

My simple canvas game seems to work fine on Chrome and FF on Mac/Linux. I haven't had chance to test it on smart phones or Windows environments yet. It doesn't use double buffering but I have seen ...