A game library which enables cross-platform game development in Java, with support for Android development and desktop development. It makes use of OpenGL for portability.
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How would you declare a Texture object in the libgdx skin json file, using a region from a texture atlas?
I have a texture atlas that is linked to my skin.json file. The atlas contains a region named "game-title".
I would like to declare a com.badlogic.gdx.graphics.Texture object in the json file, to ...
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4 views
Libgdx desktop windows resize
I have tried to make game with libgdx
I want to create 3x3 grid in the middle of screen
I ran the desktop project, it seems that not much problem at all,
but if I resize the windows the 3x3 grid move ...
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0answers
24 views
Can't get libGDX to work! [on hold]
I was just trying to make simple game using libGDX, just to try it out, but it looks like I can't set it up. I am using Eclipse+ADT bundle. I also set the android sdk location there. The only thing I ...
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2answers
40 views
Random undirected graph generation
I would like to generate graphs randomly, like this:
I have found that Box2d maybe can do it to me. But I do not know, how to use it, so how can I generate bobies after world initialization?
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23 views
libGDX fixed object and camera do movement
I develop game to andorid and there is moving object with arrows - simple movement like in RPG games. I did:
camera.position.x = PIXELS_PER_METER*man.body.getPosition().x;
camera.position.y = ...
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0answers
15 views
libGDX new TextureAtlas(filename) and new Texture(filename) drawing stale image data
I'm trying to draw an image using libgdx but no matter what I do, libgdx seems to insist on drawing a portion of an image I had loaded and used in an earlier game screen.
In my current game screen ...
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59 views
libgdx building 3D terrain
I've been spending a lot of my time working with libgdx scene 2d & have become very familiar with it. I've decided I want to move over to 3D & take a couple of weeks to learn & better ...
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38 views
Why does my texture-based object picking detect the wrong object?
I am a LibGDX beginner implementing a RISK-like game. I want to let the player select territories by clicking on them, but for some reason, the wrong territory is sometimes detected.
The clicked ...
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1answer
17 views
Sprite rotation in libgdx
Is it possible to rotate my sprite in LibGDX?
public class Flame {
private static final int FRAME_COLS = 6;
private static final int FRAME_ROWS = 1;
private Animation flameAnimation;
private ...
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0answers
15 views
Lag in game LibGDX [on hold]
I'm currently developing a game with LibGDX engine and my character sprite sheet animation is not smooth enought while he is moving. Also I have coin which rotates very smoothly in that game. So one ...
2
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0answers
30 views
Why do my Box2D bodies occasionally get stuck and separate forcibly?
I'm making a space game with LibGDX and Box2D. I made a video here to illustrate the issue.
Verbal description: When objects collide, they sometimes get stuck together and are then suddenly separated ...
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2answers
66 views
How do I handle game lag due to background apps
I'm developing a game using libgdx and have noticed on several occasions that other background apps running can cause lag in my game - especially when those apps are being updated in the background. ...
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15 views
Box2D - create object with different physic parts
I have object with physic:
BodyDef bodyDef = new BodyDef();
bodyDef.type = BodyDef.BodyType.DynamicBody;
bodyDef.position.set(position);
bodyDef.angle = angle;
...
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0answers
14 views
How can I rumble/vibrate my controller with libGDX?
The API in the extension in
com.badlogic.gdx.controllers.Controllers
only supports getting the input data (works fine).
Is there a way to make my controller rumble/vibrate using some other ...
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votes
1answer
63 views
Box2D object wont move until tons of force is used
Im making a game for android im using LibGDX and Jbox2D it is a space flying exploration game controlled with the accelerometer. so I have set the world to no have no gravity. the objects in Box2D ...
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1answer
27 views
libgdx universal tween engine how to control the tweening speed?
How can i control the speed of a tweening sprite? Here is the code:
in create ()
/*try tween*/
w = Gdx.graphics.getWidth();
h = Gdx.graphics.getHeight();
...
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1answer
68 views
libgdx glClearColor not setting right color?
i just new to libgdx and trying to understand the example code, the following code sets the bg color
Gdx.gl.glClear(GL10.GL_COLOR_BUFFER_BIT);
Gdx.gl.glClearColor(60,181,00,0f);
my ...
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1answer
65 views
Smooth anmiation with LibGDX
I want to move a enemy from its current position toward the mouse position in LibGDX.
x, y - enemy position saveX, saveY - position where my enemy need to go(or mouse position saved at specific ...
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0answers
35 views
LibGDX Texture width and height must be powers of two
public class Game implements ApplicationListener{
public static int WIDTH;
public static int HEIGTH;
private Texture texture;
private SpriteBatch batch;
public static ...
0
votes
1answer
29 views
Steering in top-down racer with Libgdx
I'm a beginner in game development and as a little project I thought I should try to do a top-down racer game much like the good old Slicks n Slide.
I've seen several tutorials and questions about ...
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1answer
22 views
Is there a Box2d b2World::ShiftOrigin function in Libgdx?
Is there an equivalent Box2d b2World::ShiftOrigin function in Libgdx? I can't seem to find it.
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1answer
13 views
box2D and libgdx: Attach ParticleEffect to Body
Hello I am a newbie with libgdx, my question is: how could I add a Particleeffect to a Body that is moving? I searched about the matter and I didnt find anything related to it.
I have the following ...
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0answers
40 views
JBox2D Objects moving slowly (pixel to meter conversion) (SOLVED) [closed]
This problem is solved
When trying to program a game using Box2D, I ran into a problem with Box2D. I filled in pixel numbers for the lengths of the the textures and sprites to create a box around it. ...
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vote
2answers
49 views
How do I make a pop-up window with Scene2D?
I have a main-menu screen with a logo and a bunch of buttons. When the Login-button is pressed, I pop up a dialogue asking for a username and password.
This works fine, other than the "popping up". ...
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1answer
25 views
Using SVN with Libgdx
I decided to give LibGDX a try and am planning to use SVN for my code repository. I created my LibGDX project via the Gradle build as outlined in the book "Learning LibGDX Game Development". I'm not ...
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0answers
27 views
FPS drop after moved from Textures to TextureAtlas in LibGDX
I've started using LibGDX some time ago and I was making a test project to get used to this library. I've created some images and added them to the assets folder and loaded each image as a Texture ...
2
votes
1answer
35 views
Libgdx : point that scrolls on the edge of a circle
I'm not very familiar with libgdx vectors. I want to create my own joystick-controller and I want to know how can I find the coordinates of B by using Vectors. I can calculate the radius and I have ...
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0answers
82 views
How can I make a swinging rope?
Base question: How can I make a swinging rope in box2d?
Context: The idea is to have a rope where the player can grab it, swing a little bit to get more "momentum" and reach the next platform. Like ...
1
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1answer
102 views
When Libgdx says “for Desktop”, do they mean native executables?
I want to clarify whether the Java Framework "LibGDX" can be used to compile games to native executables. The description/strap-line says "Desktop/Android/HTML5/iOS Java game development framework".
...
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1answer
29 views
Why can't I reference a sprite loading variable in a separate class?
When I reference a sprite I declared in a separate class that I am using to load images and rectangles, I get an error.
Here's how I reference the image in the render method:
...
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1answer
48 views
get View from LibGDX for Android
I am making a LibGDX app, and I need to get the view to put to an Android app.
Here is the code to get the view:
package jangkoo.game.shadowfiend.android;
import ...
1
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1answer
106 views
Why is there a huge update-delay in my client/server code?
I'm working on my Java game with Libgdx and having trouble with the network code. I can create a server, make multiple clients connect to it, but there is a huge delay between the player's input and ...
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0answers
26 views
LibGDX Box2D TileGame Efficiency
I am trying to implement Box2D into my top down tile game in LibGDX. Each world consists of a set of chunks, and each chunk is 16 tiles wide/long. The maximum/minimum chunks loaded at one time is 9 (a ...
1
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1answer
57 views
How to properly change resolution
I'm trying to understand how LibGDX handles screen size / resolution, etc.
Coming from XNA this seems very confusing to me. Basically I want to support 480x800 for my game. If the screen size is ...
1
vote
2answers
89 views
How to create Whirlpool/Vortex effect?
Im trying to make a Vortex effect on a Circle Body that is a Sensor.
I've been looking for this and all examples i look for are in C++ or Objective C and i dont seem to translate them well.
when my ...
2
votes
3answers
73 views
Box2d bodies that are really close together, are getting “stuck”
I'm using a tiled tmx map, and I created a class that adds bodies to each tile within a certain layer. This has been working great so far except for when a character or an enemy moves around on the ...
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votes
1answer
88 views
libGDX How to make camera follow the player? [closed]
I'm having some trouble getting the camera to even work at times. Thankfully, its some-what working now. I'm trying to get the camera to follow the players movement but nothing happens.
(cut out the ...
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0answers
28 views
LibgGDX drawing two seperate Textures in FrameBuffer
So I am trying to combine multiple TextureRegions in to one by using a FrameBuffer. This works extremely well when the TextureRegions originate from the same Texture object/file but as soon as I try ...
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1answer
54 views
Set color by uniform per sprite using libGDX SpriteBatch
I am using a SpriteBatch to render large amounts of sprites very fast. Now I want to modify the sprites with shaders to tint them in a color.
Problem 1: Altering an uniform by getting the shader and ...
0
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1answer
18 views
Libgdx with Scala: Overwrite listener
I try to learn Scala the fun way, with a little libgdx project.
Now I'm somewhat stuck:
val go = new TextButton("Go", style)
go.addListener(new ClickListener()
{
override def isPressed() : ...
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0answers
29 views
How to get the amount of bytes received from KryoNet server?
I'm using KryoNet and I wanted to see how many bytes were were received from a server, could anyone tell me how could I achieve that?
Please provide sample code or an example for how to do it.
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0answers
58 views
LibGDX MainMenu with ScrollPane - Select Level and press Play
In my level Menu, I am using tables that have images and text to identify each game level.
Those tables are in a table that is inside a ScrollPane so the player can browse the levels available.
Here ...
0
votes
1answer
67 views
Cant center screen between black bars
As I was trying to adapt my game to different device resolutions I ran into a problem when adjusting the game screen between the "black bars." In my case I am using the FitViewport class from the ...
0
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1answer
43 views
Mouse coordinate conversion Libgdx
I have a camera:
//Map is a my object that wrapper of TiledMap class
In the create method:
this.renderer=new OrthogonalTiledMapRenderer(this.map.getMap();
this.camera=new OrthographicCamera();
...
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0answers
67 views
Libgdx/Box2D PolygonShape has no position… well, what now?
As my prototype works perfectly fine I want to advance to more fun areas of the project and add a more complex player-character body.
So for Box2D I figured I'd need multiple fixtures, like one for ...
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0answers
27 views
LibGDX ShapeRenderer graphical glitches
So drawing something static on the screen with the ShapeRenderer is fine but whenever I try to move something it starts glitching out. Here's a vine to show what I mean: https://vine.co/v/OBxFi1P2IO9
...
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1answer
58 views
Only render/calculate the chunks in frustum!
I have a 2D world in form of a Block[][]-Array that holds all the blocks of the world. Every block has it's own Box2D Body (I want a "minecraft"-like 2D world for this project). Naturally I don't want ...
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0answers
29 views
Camera rotation issue Libgdx
I have a OrthographicCamera and I want to rotate 90° it, but when I rotate it seems to be shifted more to the right.
Before rotation: http://postimg.org/image/tc9jpq9zr/
After ...
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1answer
73 views
Enemy spawning problem [closed]
I've been trying to get my characters to spawn at random points through out the map.
I have a camera which is following my main character (2D RPG Style) around the screen, but I want these "enemies" ...
0
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1answer
60 views
Coordinates issue vertical scroll Libgdx
I'm going crazy with this problem. I'll explain:
I have a camera that falls down (flowing along the y-axis) which displays a TiledMap and declare the whole in this way:
In the create method:
...
