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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3
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1answer
695 views

Libgdx - IsometricTiledMapRenderer and light shading

I am wondering if there is any way to simulate light shading in Libgdx using an IsometricTiledMapRenderer. Here is my code to draw an isometric map, it's able to be moved around with the mouse and ...
2
votes
1answer
317 views

Setting uniform value of a vertex shader for different sprites in a SpriteBatch

I'm using libGDX and currently have a simple shader that does a passthrough, except for randomly shifting the vertex positions. This shift is a vec2 uniform that I set within my code's render() loop. ...
2
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1answer
635 views

libGDX using Stage and Actor produces different camera angles on desktop and Android Phone

libGDX using Stage and Actor produces different camera angles on desktop and Android Phone. Here are pictures demonstrating the problem: http://brandonyuh.minus.com/mFpdTSgN17VUq On the desktop ...
1
vote
1answer
53 views

Lighting shadow casting sprites with box2Dlights

I currently have something like this using box2Dlights Ideally, I would like objects casting shadows to be lit, so the object is lit but there is still a shadow cast around it. Right now the object ...
1
vote
1answer
54 views

box2D and libgdx: Attach ParticleEffect to Body

Hello I am a newbie with libgdx, my question is: how could I add a Particleeffect to a Body that is moving? I searched about the matter and I didnt find anything related to it. I have the following ...
1
vote
1answer
199 views

Word game - board implementation?

I'm working on a boggle type game for android, using libgdx. The user is presented with a 4x4 grid of letters and must find words by dragging their finger over the letters. Unlike boggle I want used ...
1
vote
1answer
154 views

Design pattern for animation sequence in LibGDX

What design pattern to use for sequence of animation that involve different actor in libGDX. For example I am making a game to choose a wolf from a group of sheeps. The first animation played when the ...
1
vote
1answer
299 views

Touchable Hud with Actors in Libgdx

I am writing a Tower Defense for Android. Right now my LevelScreen contains a Background-Actor which is pan-able and some zones to buy Towers - after buying them you can upgrade them further. When you ...
1
vote
1answer
237 views

Multiple enemy array in LibGDX

I am trying to make a multiple enemy array, where every 30 secods a new bullet comes from a random point. And if the bullet is clicked it should disapear and a pop like an explosion should appear. And ...
1
vote
1answer
880 views

Two pass blur shader using libgdx tile map renderer

I am trying to apply the following technique: blur effect using two pass shader to my libgdx game using the OrthogonalTiledMapRenderer. The idea is to blur the background wich is also a tilemap but ...
0
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1answer
42 views

Seeking Advice: Collision with JBox2d for Top-Down or Isometric Maps

I Hope I can make this as clear as possible! Currently working on an action RPG game, very early stages, more just the basic ideas down and written in. So i'll start on with my setup: Using Java ...
0
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1answer
25 views

Libgdx screen keeping text on screen from main Game class

In my libGDX app I have some text running on the main Game class, and when I switch to a different screen the text is still there? Can anyone explain this please. Also in my main class it is changing ...
0
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1answer
58 views

Box2D pixel to meter conversion

I have a game that was written in pixels and now I want to change it to meters like(box2D do). How I need to do that. I have wached a lot of tutorials and all they have some SCALING FACTOR but when I ...
0
votes
1answer
59 views

Why does my libgdx app just display the badlogic.jpg instead of my start screen?

I have been looking at example libgdx games. It looks like https://github.com/libgdx/libgdx-demo-cuboc is the closest thing to a game I would like to make. I am able to download, compile and execute ...
0
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1answer
45 views

LibGDX Bounding Rectangles

I'm creating some rectangles surrounding my sprites for my player and bullet class to detect collisions with the overlaps method in Intersector class of LibGDX. I have a question: When I instantiate ...
0
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1answer
70 views

Card game - creating card Listener

I am making a card game where there are 21 cards on hand and 2 options from where user can draw cards to his hand and throw a card from hand. I am new on game development and I'm following the ...
0
votes
1answer
61 views

libGDX new TextureAtlas(filename) and new Texture(filename) drawing stale image data

I'm trying to draw an image using libgdx but no matter what I do, libgdx seems to insist on drawing a portion of an image I had loaded and used in an earlier game screen. In my current game screen ...
0
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1answer
60 views

libgdx universal tween engine how to control the tweening speed?

How can i control the speed of a tweening sprite? Here is the code: in create () /*try tween*/ w = Gdx.graphics.getWidth(); h = Gdx.graphics.getHeight(); ...
0
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1answer
104 views

Using SVN with Libgdx

I decided to give LibGDX a try and am planning to use SVN for my code repository. I created my LibGDX project via the Gradle build as outlined in the book "Learning LibGDX Game Development". I'm not ...
0
votes
1answer
81 views

LibGDX Box2D TileGame Efficiency

I am trying to implement Box2D into my top down tile game in LibGDX. Each world consists of a set of chunks, and each chunk is 16 tiles wide/long. The maximum/minimum chunks loaded at one time is 9 (a ...
0
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1answer
40 views

Libgdx with Scala: Overwrite listener

I try to learn Scala the fun way, with a little libgdx project. Now I'm somewhat stuck: val go = new TextButton("Go", style) go.addListener(new ClickListener() { override def isPressed() : ...
0
votes
1answer
80 views

Mouse coordinate conversion Libgdx

I have a camera: //Map is a my object that wrapper of TiledMap class In the create method: this.renderer=new OrthogonalTiledMapRenderer(this.map.getMap(); this.camera=new OrthographicCamera(); ...
0
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1answer
687 views

How can I create a button with an image in libGDX?

I am new to LibGDX. I am trying to develop a game for Android (so it will support different screen sizes), but I don't know how to put a button with an image. I tried ImageButton but I can't resize ...
0
votes
1answer
46 views

Loading TextureRegion with filter diff from that of texture it came from

I am using libgdx . While packing my texture atlas I have set the filter for mag and min to Nearest . But for just one region I wish to draw it with linear filter . Is it possible to have different ...
0
votes
1answer
79 views

How to check in single event if two objects are clicked at the same time in libGDX?

I am newbie to libGDX and I have written two functions for touchdown, LockerKeyHalfImage.addListener(new InputListener() { public boolean touchDown (InputEvent event, float x, float y, ...
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0answers
143 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 ...
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0answers
86 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 ...
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0answers
85 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 ...
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0answers
62 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 ...
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0answers
50 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 ...
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0answers
382 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. ...
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96 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 ...
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0answers
210 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 ...
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0answers
92 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 ...
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0answers
99 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 ...
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0answers
45 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 ...
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0answers
69 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 ...
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0answers
85 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 ...
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0answers
79 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 ...
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0answers
165 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 ...
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0answers
65 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, ...
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0answers
118 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 ...
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0answers
158 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, ...
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0answers
83 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
31 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
76 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
89 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
129 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
438 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
263 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 ...