HTML 5 refers to new web technologies such as high performance JavaScript engines, canvas 2D and WebGL, video and audio tags.

learn more… | top users | synonyms

3
votes
1answer
303 views

How do I show the current view from the viewport on my map?

I'm doing HTML5 Canvas development and currently have a large viewport (on the left) and a map (on the right). Like this: I need to show on the map what is currently being viewed in the left. And ...
1
vote
2answers
656 views

HTML5 collision with images

Can anyone please help me out with a small test game I'm creating. I'm basically creating this game to learn a few things about HTML5 and so far it's all been good. I've been able to create a canvas ...
10
votes
9answers
17k views

What are some good jquery/javascript game engines? [closed]

So I have decided to try a bit of javascript/html5 game development (worked with XNA/Unity so far). Wondering if anyone had any suggestions. I am currently looking at impact, gameQuery and Jaws. ...
2
votes
1answer
1k views

SDL (or OpenGL), HTML5, Gecko and vector movies

I'm writing a platform game which uses SDL for the main graphics code. There is a chance that I may be using OpenGL for the rendering at a later stage, so answers could relate to either. I'm needing ...
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
620 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 ...
7
votes
2answers
2k views

Is there a simple way to do true isometric projection with an HTML5 canvas?

Is there a simple way to get a true isometric projection with the HTML5 canvas element?
2
votes
2answers
287 views

For timed levels, how do you determine time steps that are less than 1/(frames per second)?

I have made a simple HTML5 racing game. The laps are timed. I am running the game are 40 frames per second, each frame represents 40 milliseconds. There for my timer will increase in 0.025 ...
5
votes
3answers
7k views

Where is the Aves game engine?

The Aves game engine made a splash last spring/summer, with very impressive demo videos. I went back to check on them, and it looks like their site has long since died. Google also doesn't seem to ...
4
votes
2answers
1k views

How can I get six Xbox controllers to provide input to an HTML5 game?

I'm creating a six player HTML 5 game designed to be played locally (Red Ice). I've previous set up handling 7 Wiimotes using something along the lines of Joy2Key to map each input for each player ...
5
votes
5answers
2k views

Getting Started With Web-based Games…Can I Reasonably Target Flash And Silverlight And HTML5?

I come from a .NET background and I've done a few simple things in Silverlight. I'd love to adopt that and make my site and games Silverlight only; but I hear it has a fairly low install base. I ...
11
votes
7answers
5k views

How do you make money from html5 games (i.e sponsorships)?

I make games with flash and I am interested in making games in html but I haven't seen any companies or websites which are willing to buy these games (i.e game sponsorships). I was hoping somebody ...
12
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 = ...
12
votes
5answers
2k views

Is HTML5 and Canvas good for rapid prototyping of games? [closed]

Are there frameworks and processes for HTMl5 that can be used for the rapid prototyping of 2D games?
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?
8
votes
3answers
4k views

How to bundle a HTML5 JavaScript game as native Windows application?

As the web browsers evolve, HTML5 game development with JavaScript, Canvas, webgl is increasingly becoming popular. The advantage of web-based games compared to native apps is that they run on ...
6
votes
1answer
353 views

Play game by coding your strategy

I am building a simple strategy game, the goal of the game to teach programming basics to kids. The concept of the game is simple, there will be a set of colony individuals - different type (resource ...
8
votes
3answers
2k views

Web workers for HTML5 game physics simulation?

A bit related to this question. The idea is to guarantee the same physics behavior as much as possible. Would it be possible to run fixed time step physics on a web worker? The UI would update ...
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: ...
4
votes
4answers
1k views

AI algorithms for Strategy Game

I am working on building a Strategy Game (Animal Colonies fighting each other). It is going to be simple game targeting Kids, the beta version will only support single player playing against AI ...
7
votes
2answers
760 views

Capitalizing on JavaScript's prototypal inheritance

JavaScript has a class-free object system in which objects inherit properties directly from other objects. This is really powerful, but it is unfamiliar to classically trained programmers. If you ...
22
votes
7answers
16k views

Packaging HTML5 games as applications for iPhone/Android [closed]

Is it possible to package HTML5 game for iPhone and Android as an application or does it have to be accessed through a browser?
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
9answers
6k views

Adding multiplayer to an HTML5 game [closed]

I am interested in making a game that I currently have a co-op experience, however I'm curious as to the best method of implementing this in HTML5. I have made games before using straight C sockets, ...
2
votes
4answers
513 views

Javascript Audio solution

still has issues. Flash works but... requires flash (an issue for iOS). What do you use in Javascript for audio?
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 ...
-2
votes
1answer
271 views

What is your experience with RenderEngine? [closed]

In my search for a good HTML5 game engine, the only one I can find that has decent features, has good documentation, and isn't in alpha is RenderEngine. However, I barely ever hear about it. Is it ...
3
votes
2answers
6k views

HTML5 - check if font has loaded

At present I load my font for my game in with @font-face For instance: @font-face { font-family: 'Orbitron'; src: url('res/orbitron-medium.ttf'); } and then reference it throughout my JS ...
2
votes
2answers
900 views

How do I employ an arcball to allow the user to look around the screen?

How do I apply an arcball (using quaternions) along with mouse events, to allow the user to look around the screen using the o3d WebGL framework? This sample uses the arcball for rotating the ...
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
9k 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
650 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] ...
3
votes
1answer
798 views

Lightwight cross browser library for server side push?

I am looking for a lightweight javascript library that allows the server to push update information to the client reliably and regularly. We use a fixed turn time of 300ms and often there are only ...
22
votes
12answers
14k views

Isometric game engine in JavaScript/HTML5 [closed]

Is anybody aware of any stable-ish (ie out of alpha) isometric drawing engines for JavaScript/HTML5? I have done some Google searches and found a few, but they were mostly in alpha/invite-only ...
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 ...
2
votes
4answers
1k views

Serverside libs/examples for html5 WebSocket in .net?

Hey guys, I wanted to know what libraries or examples exist for WebSockets in .NET
5
votes
2answers
538 views

Webworkers HTML5 for game AI?

So I am designing a game like scrabble in which a user has to make words using the letters on the screen. When the there is no possible combination of word that can be made with the letter the game is ...
6
votes
7answers
2k views

How long till HTML5 canvas becomes a viable game development platform?

So I have been working on web application. So invariably what it boils down to is making simple games which were previously based on flash or openGL. Now I know apple was moving away from flash ...
6
votes
2answers
870 views

What is the best way to debug and profile a web application on an iPod in Mobile Safari?

I've built a web app that makes heavy use of JavaScript and HTML5 canvas. It's easy to debug in Chrome, but on a mobile device the developer tools are much less robust. Is there a tool or technique ...
15
votes
7answers
3k views

How does one optimize an HTML5 Canvas and JavaScript web application for Mobile Safari?

I've created an HTML5 Canvas and JS game that runs great on a desktop or laptop in Chrome (30fps), but on mobile Safari I only get around 8 fps. Are there any simple tips or tricks to increase the ...
6
votes
3answers
1k views

multi touch on HTML5 with JavaScript?

How action game controls should be implemented so that they would work on smart phones as well? At the moment I use wasd/arrow keys and I am able to handle for example two keys down at the same time. ...
46
votes
18answers
22k views

What are good JS libraries for game dev? [closed]

If I decide to write a simple game both text and graphical (2d) what libraries would I use? (Assume we are using a HTML5 compatible browser) The main things I can think of Rendering text on screen ...
11
votes
4answers
1k views

Will the same Flash game business model work for HTML5 games?

One of the best ways to earn money with Flash games is by making sponsorship deals. The developer puts the sponsor's logo and a link to their site in the game and lets the game spread around the web. ...
29
votes
9answers
12k views

How do you prevent your JavaScript / HTML5 web game from being copied or altered?

I'm in the middle of planning a game built using JavaScript and HTML5. I'm having trouble understanding how you could prevent someone from simply copying the JavaScript from the web server and ...
12
votes
7answers
2k views

Will a Game written using HTML5 work on smartphones?

I would like to write a game that could be played on smart phones and was wondering if HTML5 might be a way to write games to work on a wide selection of smart phones.
17
votes
6answers
2k views

Essential knowledge for making HTML/JavaScript-based games [closed]

I was wondering if any experts out there could share the knowledge and resources of what is necessary to start making games with the latest HTML standards and JavaScript (or what some like to call ...
33
votes
20answers
5k views

Examples of good Javascript/HTML5 based games [closed]

Now that Flash is largely being replaced with HTML5 elements (video, audio, canvas, etc.) are there any good examples of web-based games built on completely open standards (meaning Javascript, HTML ...