"JavaScript (sometimes abbreviated JS) is a prototype-based scripting language that is dynamic, weakly typed and has first-class functions. It is a multi-paradigm language, supporting object-oriented, imperative, and functional programming styles." From Wikipedia. http://en.wikipedia.org/wiki/...

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2answers
59 views

Maths ? coordinates rotating around coordinates

could you geave me a tip please, a redirection to what is the "simple" math I need to learn and understand for the rotation of an object (its coordinate x, y) around an other object (an other x, y), I ...
1
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0answers
305 views

In Phaser, how should I be managing state? [closed]

I'm quite new to Phaser and JavaScript really confused about state management. Phaser has lots of documentation and info on the net, but everyone seems to be doing it a different way. An example: ...
1
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1answer
183 views

Increase restitution (bounciness) of an object in a JavaScript formula

I'm going slightly around the houses on this one. I originally started a thread over on Stack Overflow about it but then it seemed to diverge into mathematics, with no joy from the SO community over ...
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1answer
1k views

javascript game loop and game update design

There is a main game loop in my program, which calls game update every frame. However, to make better animation and better control, there is a need to implement a function like updateEveryNFrames(n, ...
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1answer
3k views

HTML Javascript Hidden Object or Photo Hunt Game

Is anyone aware of any example photo hunt/hidden object games either in HTML and Javascript or flash if necessary? I am having trouble finding one, I may be using the wrong words to search. Photo ...
7
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1answer
415 views

Javascript keyDown - no event approach

I'm making game in JavaScript. I have canvas for drawings and game loop. I'd like to make method readKeyboard, in game loop, to check if there is any pressed key. I don't want to attach event to ...
5
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3answers
1k views

Securing JavaScript / PHP game data

Followup to securing-http-data-from-a-javascript-game-to-server. I'm working on something similar, in that I have a PHP backend and a JavaScript frontend, which plays around with the HTML5 canvas ...
5
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1answer
300 views

Roguelike 2D Collision Detection

I'm just a normal guy trying to do some basic collision detection but I suck at it. I either get stuck in a wall or I go in reverse in the wrong direction trying to update the player position to a non ...
5
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4answers
3k views

Why do I need a local server for HTML5 game development?

I'm new to HTML5 game development. I'm trying to make something using Pixi.js, but when I tried to view it in a browser, I saw a blank page. According to the tutorial I'm following, I need to set up a ...
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5answers
1k views

How can I imitate interaction and movement in Diablo II?

I'm prototyping a simple browser-based game. It's played from a top down perspective on a 2d canvas. You left-click on a point on the map, and your character will begin walking to it. If you click ...
4
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1answer
382 views

How to do monster AI movement and attacks server side?

I have my web based rpg game already created. Inventory management, equipment system, character stats, skill tree, and etc. It's almost complete. For the game world, I am creating a top-down rpg ...
3
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1answer
305 views

determine collision angle on a rotating body

update: new diagram and updated description I have a contact listener set up to try and determine the side that a collision happened at relative to the a bodies rotation. One way to solve this is ...
2
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2answers
1k views

Javascript Isometric draw optimization

I'm having trouble with isometric tiles drawing. At the moment I got an array with the tiles i want to draw. And it all works fine until i increase the size of the array. Since I draw ALL tiles on ...
2
votes
1answer
178 views

How can I clear explosions in my function?

Hi I have a function to place bombs, and a for loop that places explosions on the tiles where possible. My problem is that I can't remove the explosions after a while. I've tried everything I can ...
2
votes
1answer
140 views

Stop music in crafty.js

How do I stop a looping music file from playing in crafty.js? I want the music to stop playing once a gameover condition has been reached.
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2answers
1k views

Matrix rotation of a rectangle to “face” a given point in 2d

Suppose you have a rectangle centered at point (0, 0) and now I want to rotate it such that it is facing the point (100, 100), how would I do this purely with matrix math? To give some more specifics ...
1
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2answers
1k views

Calculating angle between two vectors to steer towards a target

I have been trying to implement a path following steering behaviour for AI in a 2D racing game. I have two vectors: futurePosition represents the predicted future position given the car's current ...
1
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3answers
927 views

OOP implementation of BUFFS and Stats. Suggestion

I am developing an MMORPG server using NodeJS. I am not sure how to implement Buffs, i mean, equipped objects or used skills have effects on the Player() which has many Stats(), some of them have a ...
0
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2answers
128 views

Rotate coordinates back after rotating game context (geometry)

To achieve something similar to the image below using HTML5 canvas one can simply write the following: var TO_RADIANS = 0.0174532925; context.translate(30, 20); context.rotate(30 * TO_RADIANS); ...
0
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2answers
991 views

Check if an object is facing another based on angles

I already have something that calculates the bearing angle to get one object to face another. You give it the positions and it returns the angle to get one to face the other. Now I need to figure out ...
0
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1answer
82 views

Can I use sin or cos for the non uniform rotation in unity 5? [closed]

I have few objects which I have to rotate on an ellipsoidal track and speed is changeable at the run time because its a betting game in which racing will be done so speed values will come from the ...
0
votes
1answer
187 views

I can load new tiles but how do I load new chunks?

I have successfully been able to add new tiles and place random trees on a 2d map grid however I haven't used chunks. I just load a new tile when the player moves and save it to the map array. But I ...
0
votes
1answer
62 views

Random equidistant points like a tree branch (JS)

I'm working on an algorithm to generate a "graph" like array of points in my game world. See Image Below: Here is what i'm working on so far, which will generate the black line.. but this may not ...
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1answer
81 views

How do I show the ranking images at winning post?

I am working on a racing game in Unity3d and I have to show the rank as the winners touch the winning point. As the winners reach at the winning point the image of the winner number should pop up for ...