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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2answers
68 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) { ...
4
votes
1answer
748 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
78 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 ...
0
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1answer
116 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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0answers
48 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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0answers
17 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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1answer
39 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
72 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 ...
0
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1answer
84 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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0answers
74 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 ...
0
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1answer
51 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
48 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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0answers
83 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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votes
1answer
54 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 ...
3
votes
2answers
92 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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0answers
48 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:
0
votes
1answer
77 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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0answers
38 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 ...
0
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1answer
84 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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0answers
79 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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votes
1answer
83 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 ...
0
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1answer
31 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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33 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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vote
1answer
52 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, ...
2
votes
1answer
135 views

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

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 ...
3
votes
0answers
103 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 ...
0
votes
1answer
119 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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0answers
40 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 ...
-1
votes
1answer
54 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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0answers
254 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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0answers
55 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 ...
0
votes
2answers
88 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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0answers
64 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 ...
0
votes
2answers
104 views

How would I create classes for each map tile instead of using a tmx? LibGdx

I am making a top down style game using LibGdx that I want to be randomly generated each new game load. I already have the algorithm to generate the array for what tile should be what. But i'm ...
0
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2answers
260 views

Java libgdx Game Screens and rendering tile map [closed]

I'm working on a 2D tiled game with Java and libGDX. I'm having problems implementing gamescreens. I'm trying to set the screen to gameScreen and start rendering tiles, but I'm getting a nullpointer ...
2
votes
1answer
84 views

Run one cycle of animation when button is pressed in libgdx

I am looking for a way to run my animation a complete cycle when a button is pressed. The animation runs as long as the button is pressed but the animation takes a second to play so it becomes too ...
0
votes
1answer
81 views

LibGDX full screen display mode and camera resize

I'm creating a simple 2D platformer and I have problem with my camera y position when I enter full screen mode. But first here's my code screenY = Gdx.graphics.getHeight(); public void ...
1
vote
1answer
65 views

How can I update a Stage-based HUD from another Stage's Actor in libGDX?

I feel like this is a simple problem, but I'm having issues finding the correct search terms. I have a Screen that includes two Stages. The first, stage, contains a number of objects deriving from ...
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votes
0answers
50 views

Import Unity 2D objects in Libgdx

I'm using Libgdx to do some simple home projects. I'm trying to make a simple 2D game with Box2d using R.U.B.E as editor. I create a 2d terrain in R.U.B.E now I want to create the terrain texture. I ...
0
votes
1answer
381 views

Implementing Spine animations in Libgdx

I've been searching a lot for a guide on how to implement 2D animations exported from Spine to Libgdx, but all I could find was outdated tutorials and source codes. I can handle basic Libgdx but Spine ...
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0answers
90 views

error in post a screen shot of game scores with Android Intent in LIbgdx game

I want to post a screen shot of my game on social apps. I have developed this game using Libgdx framework. I have created an interface in Core class. Here is its Intent share specific code. ...
5
votes
2answers
113 views

Body lost a velocity component when hitting a wall

I am creating a Breakout game using Box2D (of LibGdx if anyone interest). Everything works well until when the ball hits the wall when moving with a very small angle. Please look at the image for ...
0
votes
1answer
52 views

box2d not centered in sprite [duplicate]

I am trying to create a bounding box for my sprite using box2d, but the box is being created at the wrong spot. I followed a tutorial on the wiki using this code BodyDef bodyDef1 = new BodyDef(); ...
0
votes
1answer
86 views

Libgdx distorted texture size

I'm just starting to learn LibGDX and have been having some troubles getting my world size to match with my texture size and box2d bodies. I have a texture 64x64 that I am trying to display but it ...
0
votes
2answers
133 views

LibGDX particle emitter rotation

I have a libGDX game, in which I'd like to make some ice breath like effect using particles. So far we made a cone like effect. I can obtain and render it on the screen with this. ...
0
votes
1answer
77 views

Libgdx - Jumping, What am i doing wrong?

I really can't work out whats wrong with my code. I have an input listener for gestures, when I Swipe the position goes up on the y axis fine but he doesn't come back down, if with Gravity added. I'll ...
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votes
0answers
32 views

Shaperenderer not showing any shapes

I'm trying to use the shape renderer in LibGdx, but I don't see anything. I followed the docs as well, but nothing appears. Is there something wrong with my setup? public class MyGame extends ...
2
votes
1answer
324 views

How do I draw a circular portion of a texture within LibGDX using an OpenGL ES shader?

What is the simplest way to implement a shader to draw a circular portion of a full screen texture where the circle is dynamically resized as part of an animation using LibGDX? Is a shader even the ...
4
votes
1answer
149 views

Image edges are distorted inside game

I dont know how to explain this, so I will use images to describe my problem. The image I made using InkScape: What it looks like in-game (ignore the runner): As you can see the edges are not ...
2
votes
1answer
63 views

How to draw portion of a sprite in libGDX

Let's say i have a sprite like this: and i want to draw the lower portion of it, only the yellow color.. Initially the sprite has dimensions 10x10, i want it to be drawn 10x3 Do i have to ...