"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. ...

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6
votes
1answer
180 views

In JavaScript, should I write a game loop for a turn-based game?

I am using javascript and HTML5 canvas for turn-based games (e.g., checkers, mastermind, minesweeper). Should I write a fixed-timestep game loop? What are the alternatives?
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
3answers
1k views

HTML5 clicking objects in canvas

I have a function in my JS that gets the user's mouse click on the canvas. Now lets say I have a random shape on my canvas (really its a PNG image which is rectangular) but i don't want to include ...
0
votes
2answers
672 views

Tile Map Coordinates

I am have now this code: http://jsfiddle.net/DK67k/2/ In here is 2D tile map and when you click on tile you get coordinates on alert. But for get precises coordinate you need click on top left ...
0
votes
2answers
308 views

“Painting” elements in html5 canvas

I'm making a game in coffeescript (although for the sake of this problem that's probably not all that relevant) and html5's canvas. It's a game that involves a paint cannon, that fires circular ...
1
vote
0answers
24 views

Collision detection for multiplayer game with MatterJS

We are developing JavaScript multiplayer top down game where characters can move freely and collide with each other. We are rather weak at mathematics and physics, luckily we don't need much, just ...
0
votes
0answers
30 views

How to disable LockTexture for new level in unity?

i am building a game consist of 8 level. I use the following script to switch next level. But when i unlock a level the Lock Texture still remain in the window. I want to remove the lock texture when ...
0
votes
1answer
2k views

Simple javascript HTML5 canvas start menu

I'm currently looking for a simple and basic start screen for a game using javascript, so basically its the first function that is called and then press play which then goes into the game. Looked ...
0
votes
1answer
81 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
0answers
66 views

How do I use Bezier Curves in unity?

I have to rotate few objects on an ellepsoidal(Capsule shaped) track and at the run time speeds are assigned to the objects from the server as this is a betting game which I am developing in Unity 5 ...
10
votes
1answer
266 views

How can I implement lights & shadows in a multi-layer 2d tilemap?

I am in the process of writing an isometric game from scratch, and I'd like to know how/if I can add lights and shadows. The code I have so far can be found here, but it should be enough to know that ...
1
vote
1answer
54 views

Tween - keeping a constant velocity at different distances

I am using a tweening library to move my units around. The problem is that the speed varies depending on the distance that the unit has to move because of the tweening: var time = 1000; var tween = ...
0
votes
0answers
56 views

How do I rotate an object on iTween path on a curved track in Unity 5?

I have 10 objects which I have to make run on an ellipsoidal track for which I am using iTween PutOnPath. The objects are running on the track but as the curved track comes the objects do not rotate ...
0
votes
0answers
41 views

Input management with context mapping for javascript game (I need a boilerplate code sample)

I have been working on an entity component system latelly and now it is time to add input management into the mix. I have read through a few tutorials about input management and as far as I understand ...
2
votes
0answers
60 views

tilting image for mode7 game in HTML5

I'm making a mode7 game like mario-kart and I need to tilt the image before I draw it, I have tried using a buffer canvas to tilt the image then draw it on the games canvas but this makes it laggy ...
0
votes
0answers
82 views

How do I change iTween values at runtime?

I am trying to figure out how to run and change the speed of rotation on an iTween path at runtime. I'm trying to code it in Unity5 in C#. I have to rotate a few objects on an iTween path which I have ...
0
votes
0answers
62 views

How do I Make an object run along with the the rectangular circle shaped path using iTween in unity 5?

Actually I have to rotate an object using iTween or usnig any other stuff if u know. Its like a betting game which I have to manage at run time. As I have been working on this game and have used ...
2
votes
1answer
3k views

How do you set the target location for a navmesh using a GameObject?

I am trying to get a GameObject to navigate through a map and get to the exit. I have created a navmesh for the map and given the player GameObject a navmesh agent. The exit is marked with a empty ...
0
votes
0answers
17 views

How can I give rotation angle to an object running on iTween Unity5?

I have to rotate an object around a circular track which is a rectangular circle so for that I am using iTween and it is running perfect but the object does not change its own rotation just only runs ...
-2
votes
1answer
106 views

How to make a stab function?

I've looked around everywhere, and I can't find an example script for a stab. What I have so far is a top down 2D scene, with a player at the bottom (static). I would like to have the sword/tongue to ...
0
votes
0answers
17 views

How do I handle or manage commands which are sent by server in unity?

In my game there are 10 objects which are just started running on play as this is a web player game and betting as well and it requires some socket programming. At run time the commands are sent by ...
6
votes
2answers
999 views

Arrays for a heightmap tile-based map

I'm making a game using in C# and Javascript that uses a map which has tiles, corners and borders. Here's a graphical representation: I've managed to store tiles and corners in memory but I'm ...
0
votes
1answer
60 views

TypeError: R[o5R.F6s] is not a function in changing states in phaser box2d

i build my game using phaser.2.4.3.min.js and phaser.2.2.2.box2d.min.js When trying to change states this error is being raised TypeError: R[o5R.F6s] is not a function and i can't seem to figure out ...
2
votes
0answers
32 views

Why does interactive cloth not appear in game view in unity5 Pro?

I used interactive cloth fir flags in unity5 Pro version and it appears in scene view but does not appear in game view while playing. What can I do for that please somebody help me out?
0
votes
1answer
103 views

three.js objects disappear

I haven't got a lot of experience with 3D Frameworks - but was playing around with three.js and came across something that (to me) is a bit odd and I wondered why this happened. I am rendering the ...
1
vote
1answer
79 views

A* Pathfinding math for 2D, oblique style game

I'm making a 2D, oblique-styled RPG game and am implementing A* pathfinding for NPCs. The game is on canvas, using melonJS engine and sprites not confined to a 'grid'. I'm having a hard time ...
6
votes
4answers
5k views

2D Collision in Canvas - Balls Overlapping When Velocity is High

I am doing a simple experiment in canvas using Javascript in which some balls will be thrown on the screen with some initial velocity and then they will bounce on colliding with each other or with the ...
3
votes
3answers
173 views

Collectible card game, cards and effects

Based on Design of a turn-based game where actions have side-effects I am building a card-game where cards can have side-effects be triggered under different circumstances. I was given a good idea ...
2
votes
1answer
161 views

Calculate the slope of a 3D triangle?

I have lots of triangles in 3D space. How do I determine the slope/angle of these triangles with respect to a fixed ground plane? I need pseudo code examples at the very least. Thanks! [edit] Based ...
1
vote
1answer
42 views

How can I create a parabola that does not use negative X coordinates

I am currently devloping my first javascript program ever which is a table tennis game. I am trying to create trajectory for the ball to follow when hit - just a very basic parabola. However im not ...
1
vote
0answers
45 views

Creating a perspective camera from scratch [closed]

I am trying to develop a 2.5D game similar to the original SNES F-Zero from scratch without using any other sources such as opengl and unity (sample view: https://www.youtube.com/watch?v=2T5u9nD_I0I) ...
2
votes
1answer
312 views

How to remove a component of an object in a script?

I want to remove a Sphere Mesh Renderer component from a certain gameobject. I want to do this in a script. How do I do it? I do not want to destroy the sphere itself, just the component
0
votes
2answers
340 views

I need an object to move towards an moving object in Unity2D (javascript)

I am trying to make an AI that tries to move towards the player but I don't know how. I tried using Vector2.MoveTowards() but it just mimics my movements instead of moving towards the player. I tried ...
0
votes
1answer
71 views

How to get a Vector2 location of an object? (Unity2D javascript)

I need to make an "AI" that makes a ball try to touch the player. But Vector2.MoveTowards()needs a Vector2 variable but how do i get the location of an object?
0
votes
1answer
25 views

How to use rigitbody2d.AddTorque() in JavaScript? (unity2D)

I just want to know how to use rigitbody2d.AddTorque() and an example script would be great :D. I am trying to rotate a cube forever using it as a test.
0
votes
2answers
169 views

Calculating pitch angle to hit a target using a projectile that has fixed speed

I am trying to calculate a vertical angle needed to hit a target at [distance, elevation] 2D coordinates relative to shooter given a fixed projectile velocity, air drag and gravitational ...
1
vote
1answer
392 views

JS Canvas - Creating 2D Game lighting effect like Terraria

I just started working with canvas in HTML5 and with javascript. I'm pretty satisfied with my game so far: http://xenopal.dk/game-v1.1/. But I'd like to implement lighting as well in the style of ...
0
votes
1answer
114 views

How do I make the background color fade into a different color after hovering it? [closed]

I was trying to make the starter inputs for my text rpg change the background color in a fade effect with JQuery, but I cant figure out what i did wrong. Heres the part im focusing on: ...
2
votes
1answer
107 views

Animations with individual images in Phaser.js

So I have this game that I made a while back and I want to port it using Phaser. The game is made using individual PNG files for all the animation frames, and there are over 100 of them. From ...
1
vote
2answers
113 views

Using hard coded values for Items?

Is it a bad idea to use hard coded values for things like items (static data) that would change infrequently in an online game? I'm designing an online game in node js, and I'm trying to decide if it ...
1
vote
1answer
196 views

cocos2d-js displays only one type of tile from a tmx file

I am using Tiled to produce a tmx which I use in my code using cocos2d-js. The problem is that when I run it on the browser, a wrong tile gets displayed, the first one of the image (0,0) and repeats ...
4
votes
2answers
3k views

How can I apply a glow filter in Phaser?

I'm trying to get the following effect, but as far as I know, a filter is the only sensible way. Imagine some objects and background, and a fire ball passing through. The fireball glows. All objects ...
5
votes
3answers
470 views

How to do a genetic algorithm's chromosome which controls movements

First I would like to inform you that I'm french and 15 so my english is not very good. I've read some articles about genetic algorithms (GA) and since I discovered the HTML5's canvas element, I can ...
0
votes
0answers
64 views

Using EaselJS, my spritesheet-based map is not showing up

I have a random map that generates based on a level and a set of Tile ID's, constructed using a Height Map generator I wrote using the BitmapData extension. I've confirmed that the Tile IDs are ...
0
votes
1answer
80 views

What is the best way to manage 'state' in Phaser?

I have heard that this is not the best way to manage state in phaser var game = new Phaser.Game(800, 600, Phaser.CANVAS,'YourGameName'); game.state.add("Boot", Boot); game.state.add("Preload", ...
3
votes
1answer
156 views

Creating HTML5 Canvas Objects in Javascript [closed]

I'm currently trying to learn how to make HTML5 Canvas games with JavaScript. I would like to use object oriented JavaScript to manage the elements of the game, but i'm having trouble. I've done a lot ...
0
votes
1answer
60 views

How do I combine two HTML levels? [closed]

If I have two levels that I have made separate in HTML5 how may I combine them so one comes after another?.
-2
votes
1answer
58 views

How do I clear the previous frames of a canvas animation?

I am trying to rotate an object, but all the previous frames still show up on the canvas. Here is my code. This didn't work: this.ctx.clearRect(0, 0, this.canvas.canvasWidth, ...
0
votes
1answer
24 views

How do I store game data with cookies?

Im working on a game right now, but I was wondering how I would store the game data in cookies(in javascript) where you can load it up, and resume the last spot you were at. I was looking at some ...
0
votes
1answer
629 views

Creating looping canvas animation (slot machine with reels)

I have a small assignment to create something like slot machine with spinning pictures. I have to use HTML5 Canvas. I would like to hear some opinions how this can be made simply and performantly. ...