"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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2answers
146 views

Unity Raycast shoots right through some objects

I made a melee combat system for my game. The code looks like this: var hit:RaycastHit; if(Physics.Raycast(transform.position,transform.forward,hit)) { if(hit.distance<=2.0) { ...
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2answers
43 views

How to handle transparent pixels in a spritesheet

I am trying to correctly handle transparent pixels. I have a spritesheet that gave me the following: The green body is the ground physics body and the gray body around the sprite is the sprite's ...
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2answers
48 views

Collision detection between draggable object and world objects?

I have a game I'm making in Javascript that will involve combining items by dragging and dropping them onto each other. Think Alchemy or similar. So far, so good, but I hit a snag while trying to ...
1
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1answer
58 views

How can I scale sprites and maintain visual quality?

I currently have an isometric grid. This grid contains tiles. Some of these tiles have 'tree' sprites sitting upon them. If I have my tree sprite loaded from a texture with a fixed resolution, when I ...
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1answer
35 views

Cube goes through objects

I have Unity Pro 4.6.1 and I am trying to make a cube move with the arrow keys. Here are the barriers before I move the cube: And here's when I move the cube (the problem): I don't want the ...
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1answer
82 views

Separation of axis theorem implementation at normals

This might be more of a math question, but it relates to the development of a simple physics engine I am trying to create. I have been stumped on this for about a week now, and have been unable to ...
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1answer
57 views

Resizing a tiledmap when using phaser

var cw = window.innerWidth; var ch = window.innerHeight; var game = new Phaser.Game(cw, ch, Phaser.AUTO, 'game', { preload: preload, create: create, update: update }); ...
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1answer
43 views

Align SpriteText position

i have this function which aligns text. static function AlignTxt(obj : GameObject, txtAnchor : SpriteText.Anchor_Pos, txtAlign : SpriteText.Alignment_Type) { ...
-1
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1answer
606 views

Framework to build scrollable map with item selection in JavaScript?

I need a mobile device to be able to scroll a large, static map image, and also be able to select PNG image "objects", like this: What would be the simplest method? HTML5, jQuery, Sencha Touch, or ...
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0answers
52 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 ...
1
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0answers
17 views

Unity Javascript GUI.Button shows up twice

Hi I have created a simple menu in Unity but I wanted to create my own style for colour/fonts. However for some reason it prints each button twice to the screen, once with my custom style, and once ...
1
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0answers
144 views

How can I mimic an isometric perspective using square tiles?

Can an isometric perspective be mimicked with traditional square tiles? Can't the effects of the 45-degree overhead view simply be "drawn in" to the square? How would this work? Picture this: the ...
1
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0answers
106 views

Shadows in html5 canvas game

I'd like to ask for reference. I met an article about how to cast shadows in games. I'm using html5 canvas (currently without webgl) with javascript for my projects. The article mentioned above is ...
1
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0answers
30 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. ...
1
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0answers
39 views

Moving a div with hotkeys using easing in and out

I'm working on replicating Tagpro using AngularJS and Firebase as a learning project. I want this ball to move using ease in and out like in the youtube video below. My code: ...
1
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0answers
43 views

Maintaining relative location of objects across different screen resolutions

I'm developing a very simple interactive HTML5 game, in which I need to show a room having multiple objects like cupboard, table, fan etc. How can I bind all of the objects together, so that they ...
1
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0answers
140 views

How to integrate Javascript into C# and run scriptcode step by step

We are currently working on a Pokemon MMO trying to figure out how to implement an asynchronous scripting language the best. We don't want to work with threads or tasks, but the goal was to wait for ...
1
vote
0answers
135 views

Is there an out-of-the-box way to create a custom non-convex polygon in three.js?

Does Three.js offer an out-of-the-box way to create custom non-convex polygon, or do I have to use THREE.Geometry and set faces manually? I'm guessing that ShapeGeometry has something to do with this, ...
1
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0answers
784 views

How to turn a 3d camera (in HTML5 2D Canvas)

A few years back I started experimenting with 3d in canvas. Everything went pretty well untill I had to to turn the camera, I couldn't get it done. A few days back I just happened to stumble upon ...
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0answers
14 views

How can you merge the geometries of cloned objects in Three.JS?

So I'm testing the best non-voxel way to display a lot of objects at once and so I found how to merge geometries. Now, I can easily merge most geometries, but I can't seem to merge the geometries of ...
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0answers
41 views

Google Developer Console Error message

i received my first crash report of on Google Developer Console yesterday and im completely lost. Did anyone receive this error before and how can i go about fixing it? Any help would be greatly ...
0
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0answers
55 views

Cocos2d js database connection from javascript

I have been considering to write a game in cocos2d js, that I wanted to be a turn based multiplayer game. I can't seem to figure out if it is possible with cocos2d js newest version to just add the ...
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0answers
85 views

WebGL - Luminance textures from JPG images

Is there any way to create a WebGL texture with Luminance format from JPG image? JPG images have 3 color channels and luminance texture has only one channel. The problem is that gl.texImage2D can't ...
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0answers
35 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 ...
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0answers
30 views

Processing.js for loop not executing all the way

I'm trying to add elements to an ArrayList (in Processing.js, basically a javascript array) in a for loop. BEcause of the many objects I need to add, the for loop is not incrementing all the way ...
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0answers
69 views

Balancing fight script in Text Based Javascript Game

I'm working on a little text based javascript game and I've been using chromes Javascript console for the output. The 'game' works off a series of methods written into an object called Player created ...
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0answers
24 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, ...
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votes
0answers
27 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; ...
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0answers
50 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 = ...
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votes
0answers
76 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 ...
0
votes
0answers
36 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
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0answers
167 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 = ...
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0answers
60 views

How do I repeat parts of some images in 2D Array in JavaScript but not all of them?

OK, I am trying to make a game that is a little bit like SimTower but utilizing HTML5 (particularly the canvas element) and JavaScript with a little CSS. I have progressed pretty far in the past week ...
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0answers
43 views

Box2d not showing consistent behaviour with sprites

Box2D newbb here. My question is in regards to this create js project:http://mboyeman.com/dashingdog/ (runs best in IE...:3) I wrote a function(assignBlockBodies) to give 2D Edges to sprites based on ...
0
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0answers
70 views

Javascript + HTML game slow on iOS

Just to practice, I made my own version of the 2048 game. (Link to the game is below). I don't understand why, but the UI updates with lag on chrome & safari on my iPhone 5. Since it's only ...
0
votes
0answers
111 views

EaselJS SpriteSheet isn't responding to gotoAndPlay

I'm developing a Fez-based HTML5 Canvas game using EaselJS and I've found a problem, that I can't solve myself, while trying to implement SpriteSheets to the hero. The problem is that I've defined ...
0
votes
0answers
134 views

Shifting the camera and setting a new scene when using Box2D

My jsFiddle: // START -- MOVE CAMERA var p = new b2Vec2(); p = (ball.body.GetWorldCenter().x) * physics.scale; pos.push(p); var length = pos.length; var s = (pos[length - 1] - pos[length - 2]); //in ...
0
votes
0answers
11 views

box2dweb issue in DestroyJoint function

my jsfiddle : http://jsfiddle.net/H8e9m/9/ as you can see when the ball reach the pendulum end and collide with it by a revolute joint, the problem occurred when trying to make the ball release the ...
0
votes
0answers
159 views

Animate 2D Human body Skeletal with Hands using JS

I am working on a JavaScript app to create interactive 2D animations in the browser. I'd like to create a human body. Let's consider this simple scenario to better explain what I want to achieve: I ...
0
votes
0answers
60 views

HTML5 Canvas: Get rect coords after rotation (relative to screen)

update: function(delta) { for (var i = 0; i < this.bullets.length; i++) { this.bullets[i].velocity = this.bullets[i].speed * delta; this.bullets[i].contextX += ...
0
votes
0answers
295 views

JavaScript 3D space ship rotation

I am working with a fairly low-level JavaScript 3D API (not Three.js) which uses euler angles for rotation. In most cases, euler angles work quite well for doing things like aligning buildings, ...