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SurfaceView.Callback.surfaceDestroyed is called too early in Android

I'm making a simple animation application. Everything works as planned, except one little detail: About 50% of the time, exiting the application (Home or Lock button), makes the Logic throw a ...
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1answer
295 views

How do I handle collision response between many different types of game objects?

I am looking for a way to avoid the dreaded switch or if/else scenarios between numerous game object types when a collision takes place in a game. For example: You have a list of game objects which ...
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69 views

game client data processing and organization pitfalls

This MUD client is a simpler version of Mudlet in Java. Before going too far with the code for the client, I'm interested in feedback on any design problems with the current organization and data ...
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1answer
273 views

Overload C++ functions in lua [closed]

I have had a look around but I believe this to be impossible due to compile time of c++. However is it possible to have a class registered in lua and c++ that has a overload update function which I ...
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1answer
1k views

Handling multiple pressed keys with KeyListeners

I'm making a game Applet with Java that uses KeyListeners to control a paddle (for a game like Breakout/Pong). My basic implementation goes like this: public void keyPressed(KeyEvent e) { switch ...
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1answer
352 views

Make a callback to android methods from libgdx

How can I make a callback from libgdx to an Android method? I want to use the method to overwrite a file in the internal memory.
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1answer
210 views

How do I run a callback when all objects have stopped moving?

I'm using Bullet and want to take some action once all objects in a dynamic world have reached 0 velocity (or at least a value that's very close). I was trying to iterate over all of them all the ...
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1answer
2k views

How can I cancel a contact in a b2ContactListener?

To know when contacts happen we can derive from b2ContactListener and implement our own solution which is great. I'm wondering is there anyway we can cancel a contact, that is to say when we hit begin ...