LibGDX is a cross-platform Java game development framework based on OpenGL (ES) that works on Windows, Linux, Mac OS X, Android, iOS and your WebGL enabled browser.

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Libgdx box2d bodies go through other bodies

I'm developing a game using libGDX and box2d. I am facing a problem that bodies go through each other... I'm moving the body using a TouchPad by setTransform. I think the problem is that I use ...
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0answers
64 views

How can I make an Actor repeat the action on collision in LibGdx?

I want my EnemyActor to do this SequenceAction when it collides with my bullets. I have already done the collision. Now the problem is that it only does the SequenceAction once when it gets collided ...
2
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1answer
583 views

Removing the circle outline rendered on Box2d CircleShape

How can I remove the outline on the CircleShape below? CircleShape circle = new CircleShape(); circle.setRadius(1f); This is what I'm using to draw: batch.draw(textureRegion, position.x - 1, ...
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1answer
46 views

What is the code for panning a camera from touch input? (libGDX + scene2d)

I would like the user to pan around a game world by dragging their finger on a touch screen - just like Google Maps. I tried a few things but I'm not having much success thus far. Here is where I'm ...
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0answers
14 views

DragAndDrop release with pointer on payload

When I am moving my payload all the way to the corner it remains on the stage and my mouse goes over it when I then release (on a valid target) it returns null as a target and thus does not drop ...
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0answers
20 views

Behvior of Ninepatch when smaller then unstrechable area?

I create a healthbar from a Ninepatch background and "fill" texture. However, it starts overlapping it's patches when it gets very small. Is there anything I can do about this? Is there a way to ...
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3answers
3k views

How do I render a rounded rectangle in libgdx?

I've been thinking of ways to render a rounded rectangle in libgdx. I haven't found a pre-built way in the documentation. I've looked at: ShapeRenderer, but that's apparently quite expensive ...
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0answers
59 views

Move player with platform libgdx

I'm learning libgdx and I'm having a problems with moving platforms. I have a bridge class with float values for move_amplitude(distance the bridge moves) and move_time(duration it takes). The bridges ...
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1answer
82 views

How to get the position in an actor inside a table with LIBGDX?

Well the title says it all, I want to get the position of an actor inside a table Button button = new Button(bs); table.add(button).width(50).height(50); table.top().center(); By using button....
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1answer
47 views

Game Server Mechanic [closed]

Hey guys :) Im currently developing a little rpg duengon crawler. I really want to implement a local and an online multiplayer function, i know how servers are working and how to make them using ...
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3answers
281 views

Box2d set sprite to body that rotates around specific point

I want to rotate kinematic body around a specific point (I already done this part using shape.setAsBox(1.8f / PPM, 0.2f / PPM, new Vector2(5.2f, 0), 0); What I try is this: PolygonShape shape ...
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1answer
74 views

How can I make an actor fire a bullet on touch?

I created a Jet and a Bullet, and when Jet is touched, the Bullet is fired. Now I want to know how can I make the Jet fire again when touched after it has fired the first shot? public class ...
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1answer
74 views

Libgdx, TiledMap, and tearing

My TiledMap tears when the window is specific sizes, resized, or the camera moves. The tileset is padded by 2px and have tried as high as 10px. Each tile is 70x70. Here are the pack.json ...
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1answer
69 views

LibGDX - Getting Tile Map Layers Problem

While following a tutorial with LibGDX, I am working with tile maps. This is the method that I'm using: tilemap.getLayers().get("Collision Layer"); or tilemap.getLayers().get(1); //1 is the ...
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3answers
115 views

How To generate spiky terrain in 2D?

I am learning game design, and wanted to know how one can automatically generate spiky terrain (something like this: Cavernaut, notice, the terrain at the sides?). I have heard about midpoint ...
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0answers
68 views

LibGDX - Player Movement Flickers

So, I was programming a very simple LibGDX game, so I decided to include a player class into the program. Once I did that, the players image started to flicker/stutter while I moved it. Here's the ...
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0answers
113 views

Implementing BaseGameUtils with LibGDX for Google Game Services

I'm developing a game for Android in Java using Android Studio and LibGDX. I'm trying to implement the Google Game Services inside my game but I'm having trouble using the BaseGameUtils. Every time I ...
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0answers
63 views

gdx-video - Error: Failed to resolve: com.badlogicgames.gdxvideo:gdx-video:0.0.1

I would like to use gdx-video extension in my libGDX project, to embed a YouTube video. I have found this extension on GitHub, but there are several error messages during Gradle Sync process. I have ...
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1answer
47 views

How to get system date? [closed]

How do I get system date like: month, day in libGDX? I want to add to my game events that happen on specific date but I don't know how to receive it.
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1answer
59 views

LibGdx: search through text file without lots of String garbage

I'm reading a text file from Gdx.files.internal in LibGdx. This is essentially streaming a file from a compressed Jar file so random access is not possible. I want to search through the text file ...
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1answer
76 views

GLSL Shader not compiling (Android & LibGDX) and no log available

I'm trying to get a "ripple"-shader working for OpenGL ES 2.0+ (using LibGDX). However, I can't get it to compile, and for some reason ShaderProgram.getLog() returns an empty string even though the ...
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43 views

Move/Rotate 3d multiple objects w.r.t. to one another in libgdx

I have two blender objects in .g3dj format. Below is the code : private void createBaseArm1(){ // Now load the model by name from asset folder baseArm1 = modelLoader.loadModel(Gdx....
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44 views

Lip Sync Sprite Animation in LibGDX

Is there any free sprite package to achieve lip syncing animation ? This is what I have in mind. User will input text The character will talk with the appropriate lip sync. I know there are ...
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0answers
55 views

How to run Kryonet server inside Libgdx project and is it ok?

I am trying to add multiplayer to my game and I used Kryonet. I have written the server, requests and etc and the only thing that is in front of me is how to run the server, it is in the libgx project ...
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1answer
549 views

libgdx - Box2d debug draw not correct

I have a problem where the bodies in my debug draw does not draw correctly, take a look: As you can see, there is some space between the dynamic body and the ground. I have checked the contact ...
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52 views

get object location in 3d view libgdx

Below is the code of rendering the .g3dl model. I am trying to find the x, y, z co-ordinates of model's top view in 3d (Android) from origin (0, 0, 0) using calculateBoundingBox. I am stuck with no ...
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1answer
1k views

Libgdx, how do i get the translation and rotation of a node from a model instance?

I have a model instance of a character, and a model instance of a sword weapon. THe character has a node on his right hand so he can "carry" the sword. Right now I use this code so the sword's ...
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0answers
40 views

Box2D top down car weird spasm

im currently programming a 2d top down racing game with box2d and libgdx. i have a car body to which there are 4 wheels attached. these 4 wheels are attached with RevoluteJoints ( for the front ...
3
votes
1answer
72 views

Problem merging vertices of two polygonial bodies

SUMMARY I need help to create a weld joint that fixes the two bodies together in a way as illustrated in the first image. ISSUE I am having an issue where I cannot find out how to weld vertices of ...
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0answers
40 views

Stretch Textures to screen width and height with StretchViewport

I have an orthographic camera that have viewportWidth = 540 and viewporHeight = 960. My backgrund texture is 1080x1920 pixels. How can i resize the texture to fit the camera using a StrechViewport. ...
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1answer
57 views

Player moving back and forth when moving with camera LIBGDX

I have a problem. When in libGDX my player moves across the screen and the camera is moving after him the player jumps back and forth a bit. Player still moves forward but it looks goofy I'm moving ...
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1answer
2k views

How can I change the appearance of the mouse cursor in libGDX?

How can I change the mouse a cursor to a picture using libGDX?
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1answer
52 views

GlViewport-code doesn't work in one specific screen?

I am currently working on a small game using LibGDX and Java. However, I have found one oddly specific problem. I want the game to resize so that it never has to be cropped and so it never has to cut ...
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0answers
34 views

Doing collisions on both axis with java overlap

I'm making a top down game from scratch and just found out about the java rectangle overlap method that would work great for collisions. However, after the overlap happens, I need to check for which ...
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vote
1answer
119 views

Textures created with Photoshop show up with a white border

All of a sudden, I started having this problem. I've used libGDX + Photoshop before and never had this problem. One of my textures is showing up with a white border/glow around. The texture is the ...
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votes
5answers
628 views

How can I support retina graphics in libgdx?

I'm not sure if I'm missing it somewhere or if this just doesn't exist, but I'd like to support "retina" graphics on desktop displays that support them (like the newer MacBook Pro), but I can't find a ...
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0answers
51 views

libGDX - “Hosting” a Viewport inside of a Scene2d Window

I am making a game using libGDX. I am trying to build some tools to use while developing my game, things like a scene editor or a scripting console. The tools are Scene2d widgets which I have in a ...
2
votes
1answer
999 views

LibGDX - Box2D: Realistic Light and Layers

I'm having some problems with my current game. Short description: It's a 2D game where you have to avoid the lights or you lose HP. My problem is the following one: Here is the rendering process: ...
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0answers
140 views

Box2d - Texture lagging and flickering

I'm having issues with texture rendering in my game. I've done a lot of research and repeated the same steps of tutorials over the internet to render and update Sprite positions properly. Somehow, ...
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3answers
68 views

LibGDX efficient colored rectangle rendering

I'm creating a game in which I renderer around 1000 to 2000 solid colored squares per frame, 90% of which are the same size: ~4 px depending on the dpi. I am looking for the most efficient way to ...
0
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1answer
64 views

LibGdx Tiled Map Rendering Problem

Im trying to study a book to learn LibGDX game engine but i have a problem with rendering tiled maps. i think i wrote the same code with book but i couldnt get the same result. its a simple game with ...
3
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2answers
210 views

How do I use Libgdx viewport for UI?

I am using LibGDX to make a game for Android and I am using 2 Viewports. One for UI and one for the actual game content. My problem is I can't find a good way to scale my UI using a Viewport. This ...
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0answers
76 views

Libgdx and Box2D TiledMap render is not smooth

I'm building simple side scroller game. My player (square) move fast and it interacts with other world objects. Problem is when my player is moving it seems that all world is rendering somehow strange ...
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vote
1answer
77 views

Hand cards auto arrangement

I'm making a card game with libgdx scene2d and what I'm trying to achieve is auto arrange the cards in a way the all fit the screen. This is what it looks now when the hand is full: I have done ...
2
votes
1answer
197 views

How can I set a Steam achievement in Steam via LibGDX or native Java?

Is it possible to set or 'unlock' a Steam achievement via LibGDX or with a native Java solution? If so, how it this possible. Furthermore, what would be a good implementation for 'saving' achieved ...
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0answers
22 views

LibGDX: Is there any way to check if space between 2 bodies is free?

I know how to calculate the distance between 2 bodies in my game using Math.hypot(x,y); but I need to know if between those bodies the space is free, I mean, without any body.
2
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0answers
75 views

Texture gets blurry when moving Box2D body

I'm having this issue that is very annoying. Somehow the texture of the player body is getting blurry and leaving a slight trail with its colors when moving it. The interesting fact is, this only ...
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0answers
47 views

Have libgdx particles leave permanent sprites?

I am trying to figure out how to have enemies hit leave permanent blood splashes in my game, but I am not sure what direction to go. I am currently using box2d, just for defining my ligh-system with ...
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1answer
62 views

Libgdx unable to enter input in TextFields

Hello I am trying to make login screen for my game, I use TextField's. 1. I am not satisfied with how they look I want it to look like this but simpler - basically to have a white field next to the ...
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1answer
97 views

Libgdx crash on dispose()?

Whenever I try to manually call the dispose method in one of my screen my game just crashes. My dispose looks something like this @Override public void dispose() { battletheme.dispose(); ...