Tagged Questions

0
votes
0answers
38 views

Making Puzzle Bubble type game in AndEngine [closed]

I want to make Puzzle Bubble clone game and I need some serious help. Can you please tell me using physics what should I start with? I mean how can I make addictive levels and How can I reflect the ...
1
vote
1answer
263 views

How would I make an air hockey AI?

I am making an air hockey game for Android using AndEngine and its Box2D extension. How would I make an AI for an air hockey game? For it to work the AI would not only need to move its paddle side ...
0
votes
1answer
356 views

JBox2D simple example for Android? [closed]

I'm starting to develop an Android game. I've already installed jBox2D but I can't find complete code to develop a simple application from scratch using this framework. Thanks in advance!
-1
votes
1answer
335 views

Create Box2D and engine polygon Box2D body without sprite

Hey I have created my body using following code: (please read full description) Body polyBody; final BodyDef mBodyDef = new BodyDef(); mBodyDef.type = BodyDef.BodyType.DynamicBody; ...
1
vote
3answers
941 views

Box 2d Level Editor for AndEngine

I am getting started with Box2d in AndEngine. I need to know if there is any level editor to be used with box2d and gives output capatable with AndEngine. Is there any tool which can help me building ...
0
votes
0answers
172 views

LibGDX Touch Box2D Body

I am using LibGDX, however, instead of using the stage, actors, etc, I wanted to use straight Box2D that way I could port it easily (to iPhone) later. I have the character moving with the ...
2
votes
2answers
295 views

How do I get the touch event on a body in Box2d(Java)

I have various bodies rotated at some angle with the help of Box2d in libGDX. What I want is to destroy the body when I click on it, but the problem is that I am not able to get the area definition of ...
-1
votes
2answers
150 views

Single and Double Jump with single button.

I want to make Single Jump on Single Tap and Double Jump on Double Tap. My problem is that if I make double Tap on ground then it’s fine but if I make first Tap on ground and second Tap in Air then ...
1
vote
0answers
230 views

AndEngine Box2d game

I'm developing a 2d survival shooter using Box2d extension and I've got some questions: I have two AnalogOnScreenControls. Their listeners modify both sprites and bodies. I receive TouchEventPool ...
2
votes
1answer
353 views

RagDoll in AndEngine

I want to create a RagDoll body in andEngine which can run and jump over different jumpObjects. Can any one give a nice tutorial on how to create RagDoll body and how to move it, like jump and ...
2
votes
1answer
688 views

Andengine. Put bullet to pool, when it leaves screen

i'm creating a bullet with physics body. Bullet class (extends Sprite class) has die() method, which unregister physics connector, hide sprite and put it in pool public void die() { ...
1
vote
1answer
667 views

AndEngine Physics: Shape rotating but not updating physics effects

I was looking at PhysicsExample from AndEngine's Examples. I made the following change that I added a vertical line shape and created a fixture for it. Then I registered a rotation modifier for that ...
6
votes
4answers
1k views

How do I make my rain effect look more like rain and less like snowfall?

I am making a game in that game I want a rain effect. I am little bit far from this right now. I am creating the rain effect like below: particleSystem.addParticleInitializer(new ColorInitializer(1, ...
4
votes
3answers
444 views

Box2d Collision problem

I'm not good with words so here's a picture to describe my problem: In my game there is this big ball which the user can move on x-axis only. Now, if the ball is falling like the red one, it's ...
3
votes
3answers
395 views

Why does creating dynamic bodies in JBox2D freeze my app?

My game hangs/freezes when I create dynamic bullet objects with Box2D and I don't know why. I am making a game where the main character can shoot bullets by the user tapping on the screen. Each touch ...
0
votes
1answer
408 views

Making body(box2d) a spite(andengine) in android

I can't make body(box2d) a spite(andengine) and at the same time i wanna apply MoveModifier to sprite which is body.if i can make just body,it works namely the srites can collide.if i can apply just ...
5
votes
1answer
1k views

Box2D Difference Between WorldCenter and Position

So this problem has been brothering for a couple of days now. First off, what is the difference between say Body.getWorldCenter() and Body.getPosition(). I heard that WorldCenter might have to do ...
1
vote
1answer
2k views

How would I use JBox2d in Java?

So I did some research and a found Box2d. I then proceeded to download it and the testbed. Now that i have it, I don't know how to properly use it. I'm looking for a clear simple answer on how to ...
3
votes
1answer
1k views

AndEngine Moving a Connected Texture and Physics Body

In AndEngine, many times we create a TextureRegion for our sprite. We can move this region around the scene but when I connect that region to a physics body I end up being able to use either one to ...
2
votes
1answer
628 views

How to setup JBox2D

I resently downloaded the JBox2D but how do I set this up?.. Its jbox2d-2.1.2.2 All I can see is a bunch of code and folders. Any websites with step by step tutorial?? You know how??
5
votes
1answer
524 views

How to create multiple balloon bodies in Box2D?

In Box2D, how would I go about making a body that's being lifted by multiple "balloons"? These balloons would have to be able to be destroyed (for example, by a bow and arrow).
3
votes
2answers
968 views

Why does my position interpolation code result in “jumpy” motion?

I am developing an android game with box2d and use a fixed timestep system for advancing the physics. However as I use this system it requires the box2d positions to be interpolates. I read this ...
2
votes
1answer
1k views

2D physics performance on iPhone/Android using Unity 3D?

I've been looking into making 2D games with Unity. One thing which concerns me is the performance of the physics engine. Since Unity is a 3D game engine I'm going to have to assume it uses a 3D ...
0
votes
2answers
779 views

How to use the box2d contact listener in android (java port)?

I don't have any idea about the box2d collision detection in android. I googled and got results that suggest to use the contact listener but I don't know how to use it in android java.
5
votes
3answers
4k views

How to remove a box2d body when collision happens?

I’m still new to java and android programming and I am having so much trouble Removing an object when collision happens. I looked around the web and found that I should never handle removing BOX2D ...