1
vote
0answers
26 views

Avoiding memory allocation in Android game development

For obvious reasons, allocating memory on the fly in Android game development is not recommended. For example: http://developer.android.com/training/articles/perf-tips.html: There are two basic ...
4
votes
1answer
94 views

Large 2D Arrays Causing Garbage Collection

I've been working on a game in Java that, for this post's sake, looks like Terraria and has random world generation. I've been using Vectors to contain my tile/block objects, but recently due to the ...
0
votes
4answers
144 views

How can I optimize performance when updating tiles?

So I'm making a side-scrolling adventure type game in Java. The worlds are procedurally generated, so I can't manually place tiles. Therefore, I every 20 ticks (1/3 second) I update every block's tile ...
2
votes
1answer
208 views

How do I efficiently collide and match groups of coloured circles?

I am new to game programming and working on clone of this game in libgdx. The game has some static balls and one ball that moves. I want to check if the moving ball collides with any static ones, but ...
1
vote
0answers
217 views

Android and OpenGL, single thread vs double thread

I'm trying to optimize my Android OpenGL ES 2.0 application, and I find myself being CPU bound. After googling, I've found this, which suggest to use a thread for updating objects, and a thread for ...
0
votes
2answers
138 views

How do I merge quads to simplify a heightmap?

I'm trying to improve my frame rates. My map has an area of 200 * 200 vertices, where each vertex has a height. 200 * 200 = 40000 vertices per frame. I'd like to create a method to simplify the ...
0
votes
1answer
72 views

Run menu in gameloop or as activity?

Currently I am running my menu (with buttons "new game" and "choose level") as an xml view of an activity, that then starts my gameactivity with custom view run on a gameloop. But Im starting to see ...
4
votes
3answers
415 views

Are there methods faster than Strings for sending a sprite's state over UDP?

I'm programming a 2.5D networked game in Java. The networking works like this right now: Create new networked sprite object at the client. Send it to the server. Server distributes and saves it. ...
0
votes
1answer
435 views

How to make this game loop deterministic

I am using the following game loop for my pacman clone: long prevTime = System.currentTimeMillis(); while (running) { long curTime = System.currentTimeMillis(); float ...
7
votes
4answers
1k views

Efficient 2d Java Line of Sight for a lot of entities?

My problem today is this: I have many civilians going around, they are classes stored by an arraylist. The idea is when they see another civilian panic, they'll start to panic and it will spread. ...
6
votes
2answers
929 views

How to loop over a part of an ogg vorbis stream?

I'm successfully streaming ogg vorbis data to openAL with the Java library JOrbis, but now I want to loop over a part of this stream, e.g from 30" to 1'30". I thought that at the end of the loop, I ...