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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[Libgdx]Screen not rendering after restarting game

I have a strange problem while using the libgdx library Game works fine on the initial launch on Android, but after that restarting game does not render the graphics on the screen properly. It is a ...
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1answer
39 views

Libgdx Platform collision problem

I am trying to come up with a collision function where all the cases are made. If the player (Who's hit box is a circle) collides with a platform (hit box is a rectangle) from the right the ...
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1answer
49 views

Box2D No Gravity when moving against wall

I use Box2D in my current project and I have a problem with the gravity.. You can see my problem here: https://www.youtube.com/watch?v=2_kv9LkKwN4&feature=youtu.be when i jump normal everything ...
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33 views

LibGDX Android Textures reload other textures, and transparent images get black backgrounds [Pictures]

I have very strange problems with my LibGDX Game in Android - The problem is that sometimes the textures get black backgrounds when they should be transparent, and sometimes when I remove the texture, ...
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1answer
93 views

Creating a Melee Weapon in Box2D (libGDX)

I am struggling with how to implement a melee weapon that can swing when a key is pressed. I am imagining two different attacks (stab and swing) I have tried creating two fixtures (character + ...
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23 views

Problem loading particle effect

I am trying to load a particle effect, but I get an error when libGDX tries to load the image file for the particles. Couldn't load file: - Image Path - The particle effect file itself loads fine. ...
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40 views

Use libgdx box2d for dynamically generated top down map

So, I've already found some information on how to use box2d and tiledmap together. Since I want to generate my top down map (100 by 100 tiles), I thought about only using box2d. The tiles would be ...
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1answer
55 views

Libgdx array of Vector2 closest point

I have an array of objects. Their position is a Vector2 (x, y). I want to select the closest object, given a (x, y) coordinate (that represents an user touch on screen). Searching on web I found a few ...
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23 views

LibGDX , Box2D body Mass Center

I am creating complex bodies using this editor. But the mass center of the body is not in the right place , when I apply force to it it begins rotating . So I am confused why is the masscenter in the ...
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1answer
73 views

Libgdx understanding screen size

I'm trying to create my own jumper type game where the player moves up through an infinite y value. The problem I am having is getting the screen size to match up with the android screen. viewport ...
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30 views

LibGDX strange status bar in background [BUG]

I released an app and I noticed that some devices has a strange "bug" which I don't know if it's caused by Android, me or LibGDX. That bug is related to status bar, normally app let you see the bar ...
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1answer
115 views

Smooth Shapes in libgdx using ShapeRenderer

I am using ShapeRenderer in libgdx to draw my only character to get rid of texture in my game. But I am not getting quality results. Circle edges are distorted. I tried with high resolution and also ...
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38 views

LibGDX music doesn't play anymore after x times

In my App I added two sounds, the first is played when the gamescreen start the second when the game is going to game Over screen. Everything works fine but after about 12-13 games the second sound ...
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1answer
43 views

Actor not taking touch libGDX

I am trying to handle the touch of one of the Actors in the stage. The following is the code I have written: public class MyGame extends ApplicationAdapter { private GameStage gameStage; //Game ...
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171 views

Libgdx Music error QCMediaPlayer mediaplayer NOT present

Problem solved with music = Gdx.audio.newMusic(Gdx.files.internal("song.mp3")); I am looking for music implementation in my app with LibGDX. I saw the guide provided in LibGDX documentation but it ...
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2answers
105 views

Load a simple text file through asset manager in libgdx

It's easy to load a simple text file from the internal: Gdx.files.internal("data/colors.txt"); But I currently use an AssetManager to load assets that are defined in an array of ...
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1answer
78 views

Endless Running Game - Changing Lane Function in JAVA

I am developing a kind of vertical endless running game, where the character has 4 possible lanes to be in. I am using libGDX and want the character to change lanes by adding a horizontal velocity to ...
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1answer
45 views

Libgdx inputlistener scrolled is not working

I am currently using libgdx. Below codes are added to a stage. this.addListener(new InputListener() { public boolean touchDown (InputEvent event, float x, float y, int pointer, int button) { ...
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1answer
272 views

BitmapFont - where is getBounds method in new 1.6 libGDX

I download newest libgdx version 1.6 and i cant solve problem with center my BitmapFont text. Earlier in version 1.54 i used getBounds() method to find out width of text. Share your solutions, thanks ...
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2answers
62 views

How to get this type of movement in LibGDX?

I want objects in my game to move randomly but always from right side of the screen to the left side. The movement must be as smooth and natural as possible, like they are following a path. Can i ...
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1answer
64 views

Libgdx using Box2d with TiledMap to create collision detection

I'm fairly new to Libgdx and have some good basic knowledge on Java. Right now I am stuck on how to add collision to my TiledMap, I am using the Mapeditor to create the tilemap. I read so many ...
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37 views

libGDX: Linking 3D scene from 2D screen

Using libGDX I have created a few 2D screens, such as a splash screen and a main menu, and also created a 3D scene which I want to be able to load when clicking a button on the main menu. I know how ...
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15 views

LibGDX and Sound Priorities

According to a post I found, the setPriority of a Sound in LibGDX is not only a hint, but does nothing on desktop, and I can confirm this. I really need priorities for sounds in my desktop game. The ...
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24 views

LibGDX, Box2D , Destroy body into parts

I am developing a game using libGDX game engine and box2d physics engine. There are asteroids in my game, I want to destroy their bodies randomly and fill with texture. How can I do it?
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3answers
54 views

Which is the best method implementing a background scrolling for game in libgdx?

My question is very simple I am new to libgdx development, which is the best approach implementing a background that is to make the background move in y direction 1)My First approach is drawing the ...
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1answer
63 views

LibGDX collision with rectangle and circle

I have 2 objects, A and B, both are classes with only values, so positions and dimensions are only values (float posX,posY). I have a render class which render A and B with shapeRenderer; A is ...
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53 views

Building levels for use in LibGDX

I'm working on a 3D shooter game using LibGDX and was winding how I would go about building levels that I could import into my game easily. I'm using Blender as my modeling software and I've heard of ...
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1answer
42 views

LibGDX destroy object when not used

I am developing a game where objects move in the screen. My object is instantiated in Y = 0 and I want to destroy this object when it goes under the screen Height. So if (positionY >= ScreenHeight) I ...
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1answer
44 views

Java libgdx get clicked square without iter

I would like to detect which square is clicked without iterating over all elements! i don't want to do this anymore for all elements. if( x >= this.getAnchorX()-HalfWidth && x <= ...
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70 views

Why does physics interpolation give me periodic jumps/flickers?

I have seen this question but it didn't solve the problem. I have followed the same steps as in this article. What I notice in my Android game is that my interpolation alpha (or fraction or ...
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1answer
24 views

How to run a method after a scene2d being rendered in libGDX

I want to make a screenshot with ScreenUtils.getFrameBufferPixmap(x, y, w, h); I call this function in Actions.run(new Runnable{...}) in scene2d.ui, and the problem is that actions are called at ...
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2answers
75 views

How to stop deltaTime while debugging

Framework: LibGDX IDE: Android Studio Game based on Kilobolt tutorial While debugging, the frame delta time i get using Gdx.graphics.getDeltaTime()continues to increment so when i stop debugging ...
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38 views

LibBDX create a tail when the object is moved

I am looking for a way to implement in my game a kind of shadow/tail which will be displayed after the object is moved. Should I use animation? If yes how? Here an example:
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1answer
47 views

LibGDX make an object rotate around something

I need to rotate and object, which should be a circle made up with a ShaderRender, around a specified point. In LibGDX there is a method or something which allow me to do this? If it doesn't exist how ...
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27 views

How to zoom and scroll in libGdx?

I am trying to both A.) Pinch zoom my game scene and B.) Move (scroll) my game scene but I have not found many examples. I learn more by examples than by reading API documentation (although I am ...
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1answer
56 views

Libgdx Actor touch undetected

I am looking for detect touch in an actor. The touch in my game is detected in wrong part of the screen. I want to detect touch only on the red circle, here is the code: Static_values public class ...
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57 views

How to smoothly display opponents in realtime multiplayer game

I'm implementing a small-scale multiplayer racing game. As of right now, the client sends updates to the opponents on a fixed interval (or as fast as possible), containing location on the map etc. ...
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1answer
67 views

Libgdx detect touch on a specific object (while moving) [closed]

I have a class (I'll call it with letter "A") and class B. A is the object (as a character) and B is the rendering class which have the aim to show A. I am looking for a way to detect when A is ...
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1answer
30 views

Libgdx bouncy effect in a wall

I have an element inside the screen and I want to set my phone's bounds as a wall where elements are bouncing. I want it to be physically correct. How to do this?
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29 views

Libgdx draw random wavy lines (similar to sinx)

I am looking for drawing a wavy road. It must be random and I have to add an hitbox on its bound, how can I do it? I want drawing red objects Example :
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1answer
43 views

Why value 1 in OrthographicCamera viewPort width?

So, I read that camera = new OrthographicCamera(1, h/w); creates a camera with an appropriate width and height for the field view.. However, I can't understand that value 1 for the viewport width, ...
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1answer
74 views

What are the steps for creating level in Libgdx with Box2d?

I have been trying to learn game programming for a week, although I have a good knowledge of programming. I don't understand some steps of game design. I'm recently working to clone the iSlash ...
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52 views

LibGDX's HTML project doesn't show anything in Browser

The question is self explanatory, when I run my demo-html project as a Web Application and I open Chrome with the provided link by eclipse, my browser doesn't show the image it is supposed to show in ...
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1answer
104 views

LibGdx - How can I correctly handle tile transitions / connected textures?

So I am making a tiled game and I need to connect textures correctly based on whats next to it. With tiles that had connection really close to the edge of the tile I could just use the 4 bit meathod ...
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32 views

How to draw square composed of four triangles ? ( libgdx )

I've a case in which I need to draw square composed of four triangles like in the photo bellow : The triangles parameters are stored in the JDBC , I know how to draw shapes in Lbgdx but this kind ...
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1answer
47 views

Libgdx Drawing a triangle cannot resolve method “render ”

I am looking to draw a triangle. I found a lot of code such as : https://github.com/libgdx/libgdx/wiki/My-First-Triangle-%28Example%29 The code I found are old I think; if I use ...
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161 views

Android Studio libgdx multiplayer

Does anyone know if it's possible to setup a multiplayer game using libgdx in Android Studio? I've been trying to convert my game to multiplayer using all kinds of tutorials on libgdx & ...
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43 views

How to get GestureDetector to work?(Problem with GestureDetector class)

I am trying to write simple program which would get input from user by swiping in four capital directions. I'm extending GestureDetector.java from libGDX and overriding fling method, but no matter ...
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2answers
64 views

LIBGdx - Kryonet with an InetSocketAdresse

I'm trying to implement Kryonet in my game and i'm facing some trouble. Using the source from the code i develop my server like that : try { this.server = new Server(); ...
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47 views

LibGDX Android Unclickable buttons on Dialog

I'm using the libgdx for a simple pong game only for Android and I'm trying to show up a dialog when the back button is pressed. My activity implements Screen, InputProcessor and in the keyDown ...