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0answers
48 views

What is the more efficient way of implementing 3d TD maps

This question is more on the design aspect than coding. I am working on a 3d tower defense game, where essentially each map is built on a 27x37 grid (not using real units), filled with walls(cubes ...
3
votes
1answer
105 views

In GLUT, how do I bind an action to a press of “any key”?

Well, this sound ridiculous but the logic is escaping me. I have drawn my cube in OpenGL and I want to translate it to the right if any of the key on the keyboard is pressed. I know how to do this for ...
0
votes
1answer
461 views

Handling input with callback functions

I'm not sure if I understand callback functions completely - they are functions that another function calls? This seems like a powerful tool, especially w/r/t handling input. I've written up this ...
2
votes
1answer
179 views

Is OnMouseUp()'s behavior intended?

Version: Unity3D 4.6.2f1 I have a grid of tiles (Cube GameObjects with a Tile script attached). They are positioned at their index location [x][y] = (x, y, z=0) World Coordinates. Below, I try to ...
0
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1answer
111 views

Collision response callback

First at all, I'm not asking how to handle or detect collision. I already have that. My actual situation is, I have a system collision and I detect the collisions. Every collision detected is store ...
4
votes
3answers
453 views

Callback on Derived Class?

How does Unity3D implement their system where if a class is derived from MonoBehaviour and has certain methods like Awake() or Update(), they are called accordingly? I want to do a similar system for ...
2
votes
2answers
2k views

How do I create a message box that fires a callback on button press?

I need to create a message box with an "OK"-button. When the user touches the button, it should execute a callback. I'm new to this and couldn't find any articles in the docs.
0
votes
1answer
987 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 ...
-1
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1answer
635 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 ...
1
vote
1answer
3k 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 (...
0
votes
1answer
506 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.
3
votes
1answer
227 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 ...
1
vote
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 ...