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) Changing Origin of Box2D World relative to TiledMap (or Vice Versa)

I'm playing around with Box2D and TiledMaps and I've come across this minor annoyance. As you can see, both Box2D and TiledMap render at the center of the screen. This forces me to compensate by ...
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2answers
177 views

libgdx - collision detection with tiled map java

currently, I am working on a 2d rpg game which is similar to final fantasy 1-4. I can load up a tiled map and the sprite can walk freely on the map. However, I will like to create a wall for it to ...
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2answers
70 views

Publish android game only for 800 x 480 resolution in portrait mode

I have developed a game in libgdx. I worked for long and after finishing I found that the game runs perfectly on devices with resolution 800 x 480. I found this solution ...
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2answers
345 views

Problem with AssetManager while loading a Model type

Today I've tried the AssetManager for the first time with .g3db files and I'm having some problems. Exception in thread "LWJGL Application" com.badlogic.gdx.utils.GdxRuntimeException: ...
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2answers
411 views

SpriteBatch being drawn outside of Stage?

Currently working on my first game, though running into some problems with libgx and screen aspect ratio. What I have is a Stage which contains things like menu buttons etc, and the rest of the game ...
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1answer
46 views

How do I split a texture into differently shaped pieces with libgdx?

I want to split a texture into variously shaped pieces with libgdx, like the pieces of a puzzle game. TextureRegion.split() is not an option, as it splits into equally sized rectangular texture ...
2
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1answer
38 views

libgdx game not disposing

My game does not exit entirely even after calling dispose() method. It loads a black screen when I launch it for the second time and works well if I kill the game manually and restart it. I get an ...
2
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1answer
133 views

How to have the game world get rendered on just a part of the screen?

I am implementing a game on both Desktop and Android. The Desktop version will just rely on the keyboard to handle the user input on the game screen, whilst the Android one will have to have a set ...
2
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1answer
566 views

Problem Implementing Texture on Libgdx Mesh of Randomized Terrain

I'm having problems understanding how to apply a texture to a non-rectangular object. The following code creates textures such as this: from the debug renderer I think I've got the physical shape ...
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1answer
438 views

Libgdx import bin/xml/json from physics editor

I'm using Libgdx. I did a simple json file in Physics Body Editor and I don't have any idea how could I import it into my physic world in libgdx. Any idea will be appreciated. P.S: Sorry if there ...
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1answer
3k views

LibGDX Box2D Body and Sprite AND DebugRenderer out of sync

I am having a couple issues with Box2D bodies. I have a GameObject holding a Sprite and Body. I use a ShapeRenderer to draw an outline of the Body's and Sprite's bounding boxes. I also added a ...
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1answer
22 views

How do I combine two textures / texture regions / images into a single entity using libgdx?

I've googled this but can't seem to find anything on "concatenating" two images, especially using libgdx. Any ideas? (pointers, algorithm suggestions, etc are highly appreciated) Thanks.
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1answer
67 views

How to add a nice looking muzzle flash to the tip of my guns

I am making a top down shooter and would like to add a muzzle flash to the tips of my guns. So I have an idea of what I want to do which would be just a circle that would fade from yellow to white or ...
0
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1answer
30 views

Libgdx stage rendering issues

I'm using scene2d for the first time, and I can't get anything to draw EXCEPT the stage ui. Say I have my ui on top of my game screen: uiStage.act(): batch.begin(); gameSprite.draw(batch); //does not ...
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1answer
37 views

How to keep track of previous scenes and return to them in libgdx

I have three scenes: SceneTitle, SceneMenu, SceneLoad. (The difference between the title scene and the menu scene is that the title scene is what you see when you first turn on the game, and the menu ...
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1answer
34 views

How can I get the object layers from a .tmx file in libgdx?

I can load in my .tmx map fine using TmxMapLoader().load. My test map has three layers ("layer1," "layer2," and "layer3"). There are also two oject layers named "platforms" and "obstacles." I have ...
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1answer
44 views

Delta value from Screen interface in libgdx

I have check delta value in render method in Screen class.. I saw it is not constant. Can any body tell where it come from and what it is? And does it differ in different screen sizes? If it is so how ...
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1answer
178 views

Textures quality issues with Libgdx

I have drawn several vector objets and characters ( in Adobe Illustrator ) for my game on Android. They are all scalable at any size without any quality losses ( of course it's vector ^^ ). I have ...
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1answer
184 views

Communication between Box2D and libGDX Stage (Scene2D) running in separate threads

I'm making a physics based 2D game using libGDX and Box2D. I want to move the execution of the simulation out of render thread. I use immutable messages and the BlockingQueue to pass the information ...
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1answer
94 views

libgdx ActorGestureListener.pan() parameters not moving actor in smooth line

I override the pan method in ActorGestureListener to implement dragging actors in libgdx (scene2d). When I move individual pieces on a board they move smoothly, but when moving the whole board, the ...
0
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1answer
343 views

libgdx actors and instant actions

I'm having trouble with actors and actions. I have a list of actors, they all have either no action, or 1 sequence action This sequence action has either : a couple of actions (some are instant, ...
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1answer
302 views

Black Screen on pressing back button in libgdx

In my game when i touch on advertisements and press back button to return on game the i am getting a black screen. I referred this link. I tried to change IosGraphics.java but the change is not ...
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1answer
51 views

Loading TextureAtlases using AssetManager in LibGdx

I want to use AssetManager in LibGDX to load my TextureAtlas. But I am not getting it. I have actually one large 2048 x 2048 px image, that I am creating in Predator. and then I am using the regions. ...
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0answers
45 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 ...
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0answers
23 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 ...
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0answers
57 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); ...
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0answers
52 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 ...
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0answers
28 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 ...
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0answers
114 views

Cave generation problem in LibGDX

I have been reading this article: http://roguebasin.roguelikedevelopment.org/index.php?title=Basic_directional_dungeon_generation, but I can't understand what I am supposed to do: I don't even know ...
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0answers
83 views

Different Spawning Target Pattern on a Music Game App (Prototype)

I'm using Gtomee's audio spectrum decoder tutorials (from sample video or codes at GitHub) to create its own spawning pattern according to what music it played. It worked pretty nicely despite this ...
0
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0answers
190 views

How to draw table border in libgdx?

I'm new to libgdx and I'm currently working on TableLayout and wondering how could I draw borders for each cells. I've done some research on this but it seems that I could come up with this solution ...
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0answers
139 views

Messaging system between components implementation

What are the pros and cons of these two kinds of messaging objects: The first one I make a generic message object with things like an Enum for the type of message, and arrays of ints, floats and ...
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0answers
108 views

Rendering tile maps for mobile devices

Hitting a bit of a roadblock with my game's development and I'm just looking for some outside advice. I'm trying to render a tilemap for my mobile game (Android) and I'm using LibGDX. Now, here's ...
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0answers
140 views

Error when create FrameBuffer: GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS

I'm using libgdx, to create some program. I need used some operation in framebuffer. For this operation I create new framebuffer, after this operation I'm call in framebuffer dispose(). When I create ...
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0answers
311 views

libgdx - Getting Errors after New Project Initialization using gdx-setup-ui.jar

I'm using libgdx-0.9.8 Trying to figure out how to resolve these issues: The constructor LwjglApplication(Main, LwjglApplicationConfiguration) is undefined The project was not built since its build ...
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0answers
162 views

Box2D revoluteJoint Motor speed,Max torque scaling for diff Devices

Hi i am using Box2d Revolute Joint as a joint for wheel it's connect to Wheel and Body of my Car i am using RUBE for creating the Box2D world Prob. i am using a scaling floating point number to scale ...
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0answers
256 views

Libgdx - Box2D: Attach Physics Body Editor Loader mask to dynamic texture

I have a texture of a circle, which gets drawn to a new position when a touch drag occurs. It isn’t set up as a body. I have made a physics map using Aurelien Ribon's Physics Body Editor Loader GUI ...
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0answers
121 views

How to handle Null Pointer Exception in libGDX's Box2D ContactListener?

What's up everyone, I am heuristically producing a Pong clone in Box2D via libGDX. The Null Pointer Exception is originating in the ContactListener's beginContact() method in which I am trying to ...
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0answers
207 views

pause or freezing game screen

I have a question regarding the pausing/freezing a game while a window/pausemenu will appear at center of the screen. I've already created a pausescreen class which will be called each time the back ...
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0answers
126 views

Libgdx wallpaper offset change

i have an image that i set as background. I use texture Region for my image. i put this in update method. batcher.begin(); batcher.draw(background, 0, 0, 320, 480); batcher.end(); How could ...
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0answers
205 views

AdMob integration on iOS with libgdx

Using libgdx is quite simple to embed AdMob banners on Android, following this guide. I would like to know if it is possible to embed the same banners in the app while compiling the project with ...
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0answers
84 views

libGDX TileMapRenderer not doing anything

I was using this tutorial and tried to make the TileMapRenderer work, but I can't. It never renders anything, no matter what i do. EDIT: I found out that the problem has nothing to do with the code. ...
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0answers
330 views

Libgdx project port to Html5 using GWT - Assets not being found?

So I have a Libgdx project done, and have been trying to get it to port it to html5 for awhile using GWT. Thing is, none of the application's assets are being found because (I discovered just now), ...
0
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0answers
207 views

fire multiple events in InputListener

I have two Actors on my stage in libgdx and and both have a InputListener. I override the touchDown method and it works fine. My Problem is that when I press my Actor Z and a second later Actor Y only ...
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0answers
481 views

Limited Screen Switching Count Memory Issue

When making my simple app for revisions to update the latest changes, I test it first between the device (Google Nexus 7) and desktop using Eclipse IDE. I made eleven screens for the game in terms of ...
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0answers
337 views

Objects lagging behind mouse movement in LibGdx

I asked this on stackoverflow but did not receive an answer: In a very simple Libgdx game, which only consists of single image being dragged along with mouse, I notice that the object always lag ...
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0answers
444 views

Implementation AnalogOnScreen Controller

I want to know about how to implement analog on screen controller for the application. If possible also provide some guidance with example so It done my work easier.
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0answers
52 views

Body height width is different from sprite height width in box2d libgdx

I have a problem with box2d in libgdx. I was makin 5 kinematic moving platform on which a dynamic body player can jump. Height of plateform is varying from 20 to 110 pixel which I am passing to body ...
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0answers
38 views

infinite parallax libgdx

I need help with my Parallax Libgdx, he manages to make the scroll, but not getting any way to repeat it infinite. public void render() { ParallaxLayer layer2 = null; float a = 0; ...
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0answers
31 views

Map in Scene2d/LigGdx

I'm a little lost for my game. For the moment I've a car, who work, but now I want to create a map (like hill Climb Racing for example, not necesserly randomly generated). I don't know how to do ...