box2d-iphone

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box2d jittering when a body is magnetized

So i have some bodies(which i can create more and more at runtime), and i need them to be magnetized to the screen center. Let it be a (480/2 / WORLD_SCALE, 320/2 / WORLD_SCALE) in the world space. I[详细]

2023-04-13 08:54 分类：问答
Water Waves implementation in cocos2d

I am developing a game(cocos2d+box2d), where I want to implement waves similar to below link, http://jayisgames.com/cgdc8/?gameID=7[详细]

2023-04-13 08:14 分类：问答
How do I give a Box2d Kinematic body a predefined curved path

I\'m new to using Box2d and really can\'t find a consistent answer to my question so please excuse me.[详细]

2023-04-12 00:35 分类：问答
How to make a b2body move at a constant speed with box2d

I am making a box2d game and have enemies fly in from the left side of the screen to the right side of the screen. If I apply a force in the tick method like shown below, the enemies increasingly move[详细]

2023-04-08 17:11 分类：问答
How many pixels is an impulse in box2d

I have a ball that you blow on with air. I want the ball to be blown more if it is close to the blower and blown less if it is farther away from the blower. I am using box2d and I am us开发者_如何学Go[详细]

2023-04-06 20:13 分类：问答
What is the best way to handle collision detection between bodies efficiently?

I am new to Cocos2d, Box2开发者_开发技巧d and game development all together, but I have read a good bit of tutorials to at least have a good start on a game set up and working...[详细]

2023-04-06 04:42 分类：问答
How to add tag (identifier) to box2D object (objective - c)

i\'m developing an app that uses Box2d. When I try to do something like this :开发者_如何学Python[详细]

2023-04-05 16:00 分类：问答
Projectile movement using Box2d.

I need to know how to use box2d for projectile motion. initially, projectileTime=0; then i call the following function for projectile motion. It works pretty good.[详细]

2023-04-03 12:58 分类：问答
b2RopeJoint how to implement this into box2d?

How do I put b2RopeJoint into my project. The newest Box2d version does not have b2RopeJoint in it. People online tell me to update my box2d but I have 2.1.2 which is the newest version. I\'m so confu[详细]

2023-03-28 05:58 分类：问答
Wheel animation according touch with cocos2D and (?) Box2d on iPad?

I have a question about cocos2d and box2d. I have to create a simple wheel that rotate according how the user touch the wheel for an Ipad App.[详细]

2023-03-27 15:19 分类：问答