"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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1
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1answer
33 views

Prefab disables its script when a clone is instantiated

A clone of a cube is spawned when it is destroyed, however the clones disable the script in the editor (example: http://gfycat.com/SnarlingScornfulEgg). Used the exact same script for a different kind ...
2
votes
1answer
36 views

How do I change the material of an object with Script in Unity?

I was making a game with Unity and I want to change an object's material using JavaScript when the player collects 5 collectables that I made. The collectables get stored in an int variable called ...
2
votes
1answer
40 views

How do I save variables and load them in Unity with JavaScript?

I made a game and i want to save the high score and load it back. I need to save 3 variables and load them when the game starts. How do i do it?
18
votes
3answers
3k views

How do I make a JS game downloadable?

I can put the HTML and JavaScript together in the same .html file, but the images need to be separate files. The only solution that comes to my mind is to give to the user a .zip folder. This is not ...
1
vote
1answer
34 views

How do I use elapsed time as the player's score in Unity?

I'm making a "survival" game, where the goal is to stay on a rotating board as long as possible. I want to add a score system based on how many seconds passed. For example, if you stay on the board ...
0
votes
0answers
50 views

Extracting Top-Down Race Track From Google Maps

My final year project for university is based on the idea that a two-dimensional top-down multiplayer racing game can be made using Google Maps to dynamically generate race tracks. The idea is that ...
0
votes
2answers
46 views

How to move around in a map and remember position?

I am working on sound labyrinth game. My game is about a person getting trapped in the basement and the only way to navigate and get out is through sound. I have created a map over the basement and ...
0
votes
0answers
33 views

Architecture of real time browser mmo game [closed]

I'm currently working on an MMO strategy web-based video game. Something like an Ogame with a tactical map (where you can travel, pillage other players, etc.) and in real time. That is, a game with a ...
1
vote
0answers
14 views

p2.js physics engine behavior on Heightfield

I am writing a small game consisting of a 'ragdoll' character riding a skateboard. I have created a 'skateboard park' with some ramps and a jump. I am using a 'heightfield' object as the ground. ...
0
votes
1answer
49 views

Map scrolling around the world

I am developing an TBS (turn based strategy) game. I have created a simple canvas renderer to render hexagonial map. I already implemented scrolling on the map. My current problem is that I want to ...
-1
votes
0answers
21 views

I want o develop a 4 player online card game using html5 and javascript [closed]

What else do I need to learn. I am thinking AJAX is there anything else I need. Looking for guidance.
1
vote
3answers
127 views

Why cap game loop delta-time?

I was reading some game's source code on Github and saw this game loop implementation for the first time: var lastTime = 0; var maxTime = 1/30; /** * @param {DOMHighResTimeStamp} curTime ...
0
votes
0answers
10 views

Crafty Bind “createView” to viewport - TiledMapBuilder

Is there any way to bind the createView function to the player entity? For Example: I am moving forward and the map is automatically loaded. I call the Map with: Crafty.e("2D, DOM, ...
0
votes
1answer
27 views

changing a sprite width when playing a reel using Crafty.js

can anyone help me with this : http://jsfiddle.net/B5UsC/20/ you can see that the sprite animation is not rendering correctly when the reel is in the last frame when animating Hardpunch is it ...
0
votes
1answer
41 views

Move camera from wherever camera is to pinned point

So, I need to switch/ move/ animate camera from point X (not point A,as I don't know where the camera is at that momemnt) to point B (place where you want your camera to move). This is for ...
0
votes
0answers
11 views

changing sprite coordinate when defining a new reel in crafty.js

this is my jsfiddle : http://jsfiddle.net/B5UsC/18/ this.bind('KeyDown', function () { if (this.isDown('A')) { this.__coord[0] = 57; ...
0
votes
1answer
24 views

confusion in animating a sprite sheet using craftyjs

can anyone help me with this : http://jsfiddle.net/B5UsC/15/ you can see that the sprite animation is not rendering correctly and i am guessing that i am not using the exact width of the sprite ,i ...
0
votes
1answer
57 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 ...
1
vote
1answer
52 views

Objects don't instantiate at mouse position

I'm trying to get the player to shoot a projectile at the mouse position, however the projectile is shot in weird directions (http://gfycat.com/BothFluidHoneyeater). Here is relevant part of my ...
1
vote
1answer
67 views

how to store game state for a multiplayer board game eg. poker

First Approach: Store the state in database and play with database queries. Could a database handle the load, as poker is quite fast paced, and I have to query/update database for each player move. ...
3
votes
1answer
55 views

CSS Sprite position updates slow due to addition of 'px'?

I'm moving fewer than 10 position: absolute elements around the screen. An enormous amount of CPU time (profiled in Chrome as (program) i.e. native code) is used where I do the following: style.left ...
0
votes
1answer
21 views

Align SpriteText position

i have this function which aligns text. static function AlignTxt(obj : GameObject, txtAnchor : SpriteText.Anchor_Pos, txtAlign : SpriteText.Alignment_Type) { ...
0
votes
4answers
104 views

How to handle a negative coordinate 2d map with a growing map size

I love this procedural generation theory and have been messing around with it. However I'm having trouble wrapping my head around how to store my map data. Usually I store my map data in a 2d array ...
0
votes
0answers
14 views

Box2D.js b2ChainShape

I'm using box2d.js (asm.js ported) and need to create a b2ChainShape. var bodyDef = new Box2D.b2BodyDef(); var fixDef = new Box2D.b2FixtureDef(); bodyDef.set_type(Box2D.b2_staticBody); var chain = ...
3
votes
3answers
251 views

Procedurally Generated Top View 2D RPG Map Generation

Procedural generation is a fascinating concept and is gaining popularity in the gaming industry. The thought of playing a game that has new content every-time the game is played is very exciting to ...
2
votes
2answers
85 views

How do I translate accelerometer readings into object movement?

I am using the DeviceMotionEvent web API, which gives me a device's acceleration split up into x-, y- and z-dimensions and a time interval. Here's my attempt at moving an object on screen based on ...
-2
votes
2answers
40 views

isometric tile tiled format javascript [closed]

Okay im having a problem with drawing an isometric map exported from tiled. Here is my problem. where it should be like this Here is the code that i used to reproduce the 1st image, what's wrong ...
3
votes
1answer
53 views

Confused about Max Vertex Uniform Vector limit

While coding my WebGL app I've encountered an interesting phenomena: On my first PC (with GPU Radeon HD 5850), BrowserLeaks (link) tells me that in my browser - Google Chrome Version 36.0.1985.143m ...
0
votes
0answers
33 views

Drawing a object with Box2D and HTML5 canvas on current mouse position

I'm attempting to create a air hockey type game with HTML5 canvas and JavaScript, using Box2dWeb for the physics calculation. I need a way to draw the puck at the current mouse x and y position every ...
1
vote
0answers
33 views

Algorithms for positioning rectangles evenly spaced with unknown connecting lines

I'm new to game development, but I'm trying to figure out a good algorithm for positioning rectangles (of any width and height) in a given surface area, and connecting them with any variation of ...
14
votes
3answers
3k views

How to avoid movement speed stacking when multiple keys are pressed?

I've started a new game which requires no mouse, thus leaving the movement up to the keyboard. I have tried to incorporate 8 directions; up, left, right, up-right and so on. However when I press more ...
2
votes
1answer
37 views

Mouse input and structure in JS [closed]

I am creating a simple concept where I have a small menu to choose a tool from and then I can click and drag to build. For example, I click on the rails tool and then I can click and move the mouse ...
1
vote
1answer
46 views

Removing a previously rendered image on a canvas

I made a platformer using ctx.clearRect and ctx.fillRect, so each time the player moved I would just delete the previous position and draw him again. Now I'm working on importing my own art into the ...
-2
votes
1answer
132 views

Energy Bar in Unity [closed]

I want to display a debug message when the progress bar is loaded fully and I have a button "refresh", when I click this it should reload the progress bar. Here is the code I have tried: var ...
0
votes
1answer
46 views

animating a spritesheet using crafty.js

this is my jsfiddle : http://jsfiddle.net/seekpunk/ek6ub4u5/1/ i don't understand what i am missing it's been three days now working and trying to do the animation but i am stuck ...
0
votes
2answers
124 views

Deal Damage to Player

I have to make a simple "avalanche" game to show I know how to use the physics and creating terrain. But I actually wanted to go a little above and beyond and actually give the player health so there ...
-1
votes
1answer
55 views

If object is bellow another object… do something [closed]

I have 2 objects in scene. When pillar is bellow target, pillar object needs to animate. I get this error: "NullReferenceException: Object reference not set to an instance of an object". var pillar : ...
5
votes
1answer
179 views

City/Nation Builder - Unlocking game elements over time

Current Git (Needs more documentation) Current working prototype to play with (Git code is after a BIG refactor) Background: I'm making a javascript text city/nation builder along the lines of A ...
0
votes
2answers
166 views

Health bar in unity

I have created a button as my health bar and it must decreasing after a specified time.Here is the code I have written.But the problem,this code is working in the form "Its decreasing the button ...
0
votes
1answer
174 views

How to enable/ disable GameObject

I have child object with ParticleSystem component. I want to have particles disabled until I press button. I unchecked child object to make it disabled but when I press play it enables ...
0
votes
0answers
34 views

Calculating co-ordinates of a line/ray that's increasing in height with a known slope/radians. Height increase is also known

basically in my game I'm firing a line. The line's anchor point is at the very bottom of it, and half of its width. When I fire the line, its rotation gets set to face where we want it to go. Then, ...
0
votes
1answer
46 views

Generate data points for shape based on an image

I am generating data points for 2d destructible scenery. Presently I had 5 for-loops (for a 5*7 2d structure) but will be expanding its resolution to outline a shape, but it will be horrible to code ...
0
votes
3answers
109 views

2D collisions between 2 arrays

I'm trying to do collision detection between bullets and enemies in my game. But it's very unpredictable and sometimes it works, sometimes it doesn't (bullet goes straight through without doing ...
1
vote
4answers
98 views

Check which object was activated first

How do I check which object was activated before the other? Let's say that there's door to open. To open the door you need to press firstly the second button and then the first button...but not the ...
0
votes
1answer
99 views

Press multiple switches to unlock the door

I made 2 scripts, one that is a switcher and one that checks if object is switched (Switch, SwitchCheck). Switch script (it's on 2 objects that are switches and both objects have colliders with ...
0
votes
2answers
112 views

How to show a float with no decimals [closed]

I want to show the current health and stamina of the player using GUI.Label. All is working fine however it shows the values with decimals to the millionth (example: ...
-1
votes
1answer
85 views

Code explanation

Can someone please explain whats going on in this code written by Paul Irish I did not understand the draw(). function draw() { var time = new Date().getTime() * 0.002; var x = Math.sin( ...
0
votes
0answers
112 views

Picking tiles in an isometric diamond map

I am rendering a isometric map with the following code: for(var x = 0; x < MAP_WIDTH; x++) { this.map[x] = []; for (var y = 0; y < MAP_HEIGHT; y++) { var screenX = ...
0
votes
1answer
45 views

Regeneration using Time.deltaTime

I'm trying to regenerate stamina at a rate of 1 per second using Time.deltaTime, however this doesn't do anything (My 'current stamina' doesn't change at all). I've done some looking around and I have ...
-1
votes
2answers
64 views

Character bounces/stutters down hills

I'm using Unity3D (not 4) and I'm experiencing a bit of a problem with character movement. I'm using a cylinder as a First Person player with a child Main Camera. In this cylinder is the stock ...