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.

learn more… | top users | synonyms

0
votes
0answers
84 views

Gdx.graphics.getDeltaTime(); Returns 0

I am coding a game in Java using Eclipse and Libgdx. I am trying to make an object move until it reaches a certain random point. I am relying on delta time to make the objects speed the same on ...
0
votes
0answers
39 views

Libgdx project “Not Responding” when in debug mode

So the problem I am encountering is that whenever I attempt to debug my Libgdx desktop project and Android project the "app" is constantly "frozen" or "Non responding." By this I mean that I cannot ...
0
votes
0answers
18 views

LibGDX: Its there any way to calculate the speed of a repeated scrolling background?

I'm trying to calculate the scrolling speed of an background, I'm doing something like this on the background class: private Texture texture = new Texture(Gdx.files.internal("backgound.png")); ...
0
votes
0answers
42 views

Google Play Game Services - Handling messages via p2p, host or no host?

I am developing a real time multiplayer game using Google Play Game Services. The underlying networking is done via P2P. Everything I read says I should still have a game host that sends out all the ...
0
votes
0answers
44 views

Graphical Designer for creating in game objects

I am creating a 2D endless scrolling game . The game needs to have a repetitive object , say a building with random width and height . But the basic color and features like window shape of the ...
0
votes
0answers
65 views

Using Tiled (tile maps) for creating just parts of the game

I am creating an endless scrolling 2D orthogonal side scrolling game. But I am having an issue : In my game I want certain buildings to be there of random widths and height. Now the buildings are not ...
0
votes
0answers
31 views

Only 1 character prints in LibGDX

I'm creating a simple menu in LibGDX and following a Stage/Table approach. I have a header, and a TextButton. Both have some text to them, but both only show 1 character. For example, the header ...
0
votes
0answers
24 views

Correctly identifying a Fixture from an extended class in Box2D's ContactListener

Sorry for the confusing title, I dont know how to resume it that much. Im making a game, and I have a simple class Mob which is extended by Warrior and Enemy. A Mob has a Body, and that body usually ...
0
votes
0answers
11 views

swapActor not movings the actors

I'm trying to use myTable.swapActor(Actor a,Actor b). It does return true, so it should swap the items, however, nothing's moving. Is there something I've not seen in what the function really does? ...
0
votes
0answers
55 views

Sprites on scrolling tmx map (LibGDX)

I have .tmx map loaded, and a camera to see it. The map is bigger than the camera viewport, so I need to move that viewport scrolling the camera. Now I want to draw a sprite on the map. To do that, at ...
0
votes
0answers
54 views

LibGdx how to get touched point in differente screen resolution

I'm developing a game actually on phone and tablet. In libgdx I found that using camera.unproject api with vector3 can get the relative coordinate for differente screen resolution however I doesn't ...
0
votes
0answers
52 views

libgdx ScissorStack problem

Im making a user interface using libgdx I created a Window class & a Textfield class, that both use clipping. I use the ScissorStack class of libgdx for clipping. The Textfield is drawn inside ...
0
votes
0answers
28 views

InvocationTargetException caused by IllegalArgumentException due to trying to create a new OpenAL instance

So, after creating this class, (in this LINK) , I ran into a new problem, I recieved an InvocationTargetException, which is generally caused when a method is invoked and an exception is created when ...
0
votes
0answers
63 views

How to open another class by clicking on a button on libgdx?

I have a question about libGdx. I am making my own game, I have already made a splash screen and a main menu. I have made a button "Play" in my menu but I can't link it to my main game. however, I can ...
0
votes
0answers
39 views

scrolling texture in libgdx

I am making a game using libgdx I need to the space to go forever I have written code but it is not very effective take a look. Look at the code that I used to move the background but I want to use a ...
0
votes
0answers
28 views

vertical lines on texture in libgdx

i am getting vertical lines on my texture even though i tried implementing texture filters,both linear and nearest and still i get the lines.how do i get rid of it? here is the code: package ...
0
votes
0answers
52 views

Have button style not change when down

I'd like the button style to only change when it is checked and not change when it is pressed down, and/or have only the font color change. I'm using the built in Skin function with a .json file, ...
0
votes
0answers
66 views

Frame Buffer couldn't be constructed: incomplete attachment error on nexus 7

So I am running into an issue where I cannot load my game onto the nexus 7 because of the error stated previously. I read online that this is because the device can't use the Format class or something ...
0
votes
0answers
98 views

LibGDX scene2d button click not passing through to next input processor despite returning false

I currently have two input processors in my multiplexer, in the following order: Stage GameInput On the stage, I have an ImageButton with the up/down states set up correctly. Since the stage is ...
0
votes
0answers
112 views

ShapeRenderer is pixelated in libGDX

When I use a ShapeRenderer, it always comes out pixelated. But if I draw the shape in photoshop with the same dimensions, it's very smooth and clean-looking. My method is just as follows: package ...
0
votes
0answers
55 views

How to add a flashlight in libgdx?

So I want to add a flashlight to the game when the game starts to get darker which I already have working. I bound a light texture to the batch and the first problem is that for some reason the ...
0
votes
0answers
58 views

Black screen when switching from fullscreen to windowed mode with libgdx

I have just started working with libgdx, and have run into my first problem. I have a simple program that switches a desktop application from windowed mode to fullscreen and back again. If I start the ...
0
votes
0answers
107 views

LibGDX stops drawing if I create a lot of Timer Tasks, but only in Android. Why is this?

I'm working on a few small games using LibGDX, and today I just started testing the first one on android rather than the desktop. A few seconds into the game, it stopped drawing. All my print ...
0
votes
0answers
67 views

Label not properly centered in TextButton

I'm using LibGDX v1.1.0 and I see that the label of a TextButton is not properly centered. I have the following code: m_resumeButton = new TextButton("resume", skin); m_resumeButton.addListener(new ...
0
votes
0answers
97 views

Libgdx - 2D Mesh rendering overlap glitch

I am trying to render a 2D circle segment mesh (quarter circle)using Libgdx/Opengl ES 2.0 but I seem to be getting an overlapping issue as seen in the picture attached. I cant seem to find the cause ...
0
votes
0answers
54 views

Sprite transparency not effected libGDX

I am making a game using libGDX and Tween Universal Engine. My problem is as follows: I have 2 screens so fars, a splash screen with the logo, and a second one which is the main menu. In the splash ...
0
votes
0answers
58 views

box2dlights conelight rotation is off

I'm using libgdx/box2dlights for my game~ I have a conelight set up as such: ConeLight cl = new ConeLight(rh, 32, new Color(0f, 0.0f, 0.0f, 1.0f), 3, 0, 0, 0, 1); where "rh" is a RayHandler set to ...
0
votes
0answers
51 views

Box2D and randomly generated tilemaps

I am making a 2D Terraria-style sidescrolling game. I want to use box2d for the physics. However, I am using tilemaps for the maps, and I do not know of a processor-efficient way to use Box2D bodies ...
0
votes
0answers
41 views

libGDX Tilemap spritesheet size requirements?

I'm having an odd problem with libGDX. I have two spritesheets: http://postimg.org/image/iqj2w03sn/ and http://postimg.org/image/ofzbgb9yv/ [These sheets are from the Pokemon essentials builder ...
0
votes
0answers
310 views

Libgdx and ParticleEffect with scene2d not showing the same way as in the Particle Editor

I am developing a new game with libgdx and trying to implement ParticleEffect in scene2d (using actor). I am creating a ParticleEffect with Particle Editor in which I would like to add to a stage. ...
0
votes
0answers
74 views

Using libgdx to display different textures above and below generated terrain

I'm working on a Scorched Earth clone using libgdx. So far I've been able to dynamically generate the terrain as seen in the screenshot below: The polygons below the terrain surface are currently ...
0
votes
0answers
149 views

Collision in Tiled Map - LibGDX

I have collision code that deals with left or right or top or bottom. I am using Tiled Map with LibGDX. Question is: How do I detect collision with other cells by all 4 sides, and not specifically ...
0
votes
0answers
83 views

SelectBox in LibGDX doesn't display and freezes the program after a click

I am currently trying to apply an overlay with LibGDX over my 3D ModelBatch. Everything works fine except for the SelectBox. Once instanciated, it shows up on my screen I can click on it once but then ...
0
votes
0answers
75 views

Incorrect click event when resize on libGdx

I want to use scene2D, in libGDX, to detect click on object. I have this simple Game sample : Stage stage; @Override public void create() { this.stage = new Stage(1280, 720, true); ...
0
votes
0answers
90 views

How to make good looking bullets with a trail for top-down shooter?

So I am making a TD shooter and was wondering how to make fancy bullets. Right now I have a giant sprite of a bullet trail that is the bullet as well but it doesn't look that good. I am using libgdx ...
0
votes
0answers
35 views

GWT problem with Box2D WheelJoint

I am using the below libgdx java code for a wheel joint and rear axle using Box2D. This works fine for android, Desktop, but when I attempt to run through GWT I get the following error. at ...
0
votes
0answers
60 views

Swing and LwjglAWTCanvas

I use LwjglAWTCanvas in my jFrame. I want to load textures on some swing event(I did it from postRunnable in order to get OpenGL contex). final LwjglAWTCanvas hexagonEditorCanvas = new ...
0
votes
0answers
63 views

How to deal with different origins (y-coordinates) in libGDX?

I have a background image drawn to the screen with 0,0 coordinates in the bottom-left corner, as usual. Then I also have a (transparent) Pixmap in the same size as the background image, drawn on top ...
0
votes
0answers
71 views

Slowdown in sliding background with Libgdx

I´m new with libgx and i have a basic question. I want an background like an image that repeats indefinetely, and moves down. I did with 2 images and it worked, but the problem is that is very slow. I ...
0
votes
0answers
123 views

Box2dLights rendering in bigger scale

So basically my box2dLights are rendering in wreid places. The circle in center is my player and as you can see lamp which should be aligned to player is in the right-top corner. my code: package ...
0
votes
0answers
61 views

White background on BitMapFont

I've tried placing a white "background" on a font that is being rendered with LibGDX, with no success. I'm using the font.draw to draw the loaded font on the screen, but every way that I tried, the ...
0
votes
0answers
60 views

Libgdx get 3d intersection coordenate

Is there any algorithm that takes an arbitrary point coordinates as input and determines which is the 3d coordinate where the ray intersects the mesh? Use case: The mesh is rendered on the screen, ...
0
votes
0answers
109 views

Libgdx TileMap size limitations

I have a tmx file of 800*18 size.. It is working but there is some problem like sometimes game is slow or the player jumps too much high or the collision from ground doesn't happen properly and player ...
0
votes
0answers
148 views

glsl fragment shader work diffrently on different devices

i'm making a 2d android game where i have a mechanics that allow the player to move the camera away from the main character, and to not allow him to explore the hole world, a have create a Fog shader, ...
0
votes
0answers
72 views

Shadow wall sight problems

i used this tutorial https://github.com/mattdesl/lwjgl-basics/wiki/2D-Pixel-Perfect-Shadows to make my shadows. I think its a pretty nice and easy method. I render all my shadow in a Framebuffer and ...
0
votes
0answers
69 views

Sound Effect Delay occurs when game is deployed with GWT backend?

I've been posting my games on to my personal website recently and I noticed a slight hiccups with the LibGDX games I've made. Within the first few seconds following the loading of the game, there is a ...
0
votes
0answers
30 views

Make QueryAABB touch in the center of a body to respond

I am allowing the user to drag their fingers to select bodies. The bodies are then added to a array list to be removed later. The problem is, i would like the users finger to have to cross the middle ...
0
votes
0answers
69 views

Adding Sprite in 3d scene?

I want to add sprite in 3d, with object load with .g3db, I read some of topics here how can I use, but there is problem batch.begin(); Gdx.gl.glEnable(GL10.GL_BLEND); ...
0
votes
0answers
79 views

Getting nearby entities with flixel-gdx

What's the easiest (while at least somewhat efficient) way to get FlxObjects within a certain range of a point or other FlxObject? e.g. I'm a monster NPC, are there any units within range I should ...
0
votes
0answers
43 views

PolygonRegion creating anr

I'm try create mask for cut texture. User moving finger on the screen and when he will up finger mask will created. My problem in, after user has long time moved on screen and up finger, mask start ...