Tagged Questions

-1
votes
1answer
41 views

Android TCG structural design [closed]

I started developing tcg for android, using ADT bundle. What is the right approach/way for making/storing cards/game info, local sqlite, some kind of data file? some service? or something else?
-1
votes
0answers
26 views

Skins for libGDX user interface [closed]

I am making a user interface in libGDX using the scene2d.ui portion of the library. To make a button, however, I need to have a skin. I was wondering if there is some sample premade skins available by ...
-1
votes
0answers
16 views

How to unbind a sprite in an updating vector? LIBGDX framework [closed]

How to unbind an updating vector to a sprite? I am using Libgdx framework. here is my code public class VectorSample extends GDX_TEST implements InputProcessor { Texture ball,bullet,guider; ...
-1
votes
1answer
65 views

Get distance between the edge of screen and a moving sprite

How to get the distance between the edge of the screen and a vector moving sprite? I want to get the distance between my moving sprite and the edge of the screen so that when my sprite touches the ...
1
vote
1answer
80 views

LibGDX Cross Platform Networking

Backstory: I've been developing a game with LibGDX for the past two years, and I've seen it refactored more times than I remember. I jumped on the iOS iKVM port as soon as it was released. But I've ...
1
vote
1answer
46 views

LibGdx: How do I combine 2 GestureListener objects from 2 seperate classes into 1 GestureDetector

I'm trying to make 2 separate classes, 1 a VirtualJoystick class and 1 a VirtualButton class. I want to implement a GestureListener class in each, it just seems like good code to do so, but when I go ...
0
votes
0answers
71 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 ...
0
votes
2answers
139 views

How to I rotate a triangle by dragging the mouse in libGDX?

More specifically, I have rotation working in a way I don't like as follows: //Draw the triangle using this draw method //batch.draw(texture, x, y, ...
2
votes
1answer
88 views

Camera not strafing (GLSL)

I use this code in my GLSL vertex shader, where v_position is the vertex position: gl_Position = v_position * u_camera; and set u_camera as follows: meshShader.setUniformMatrix("u_camera", ...
0
votes
1answer
61 views

Dependency setup between libGDX projects in Eclipse IDE

For my game I'd like to create another project that extends the functionality of libGDX and since it will be an independent project it could be easily reusable. How can I achieve this in Eclipse IDE? ...
3
votes
2answers
110 views

How To Correctly Extend the Sprite Class in LibGDX

I am currently pursuing game development as a hobby, and have run into what seems to be a conflict in my mind regarding how to properly (using best practices) extend the Sprite class in LibGDX (or for ...
1
vote
2answers
110 views

Moving Sprite With Physics Frame

Normally, a physics frame in pink (see image below) gives the body for detecting hit signal. It usually either falls down or lifts up depending on the gravity orientation. The question is: Is it ...
5
votes
2answers
253 views

Is it legal to pack LibGdx libraries in my jar file? And to obfuscate them?

I'm using LibGDX and deploying a runnable jar file, using the Eclipse feature, with libraries extracted into it. There are also .so files and .dlls inside. 1 . Is it legal to do so? I didn't find ...
1
vote
1answer
288 views

How to render a tilemap efficiently? [duplicate]

I'm using this code to load a tiled map, composed of 1000x1000 32x32px tiles: map = new TmxMapLoader().load("levels/xyz.tmx"); camera = new OrthographicCamera(); camera.setToOrtho(false, ...
0
votes
1answer
54 views

Merging InputProcessor and GestureDetector

I'm planning to make a simple soccerball app. When I attempt to drag the ball, I use the touchDragged() from InputProcessor to move the ball left or right. Next, while holding before releasing, I use ...
0
votes
1answer
353 views

How to implement bullet physics in libgdx

I am new at game development want to know that how can I implement bullet physics in libgdx. I searched lot of things on Internet but nothing found worthy.
3
votes
1answer
114 views

Cut a translucent square in a texture

How to remove (cut-out) a transparent rectangle in a Texture, so that the hole will be translucent. On Android I would use the Xfermodes approach: ...
0
votes
1answer
115 views

Pick and Drop the Ball Testing Without Replicating the Physics Frame

I am making a program that pick, drag, and drop the ball. In real life, once you pick the ball and drop it, whenever the available object is (what you see is what you get) will only be picked and ...
0
votes
1answer
259 views

LibGDX Perspective Camera for 2D

I'm very new to LibGDX and I'm trying to use DecalBatch with PerspectiveCamera, simply to have z-coordinate for my sprites, as SpriteBatch does not offer that. However, I don't know how to calculate ...
6
votes
1answer
163 views

How to force a line break before the last word of a line reach the edge?

I'm printing a sliding text by adding each letter after a short period of time. My problem is that when the text multilines, the last word of a line starts on the current line and jumps to the next ...
1
vote
1answer
486 views

When to use ShapeRenderer & SpriteBatch in libGdx?

As a beginner(in GdxLib+Android), i found that for rendering particular screen, we can render that using both ways then when to use specific ones? & What is the best option for Updating the ...
1
vote
2answers
204 views

Render rotated rectangle inside other rectangle bounds using Libgdx

I have this code to generate a red rectangle inside a grey rectangle: new Rectangle(grey_rectangle_position_x, Game.SCREEN_HEIGHT/2-Rectangle.height/2,0); This code makes the following: Now, I ...
0
votes
1answer
151 views

Coordinates different between Tiled editor and my game

So I have been using Tiled map editor to create my map for my game. I'm using Libgdx to load and draw the map. The problem is that the coordinate from objects placed in tiled do not seem to be the ...
0
votes
0answers
238 views

Set sprite on box2d body [closed]

I don't understand how to do this... I have seen some tutorials about it, but it was not helpful for me... Thanks in advance! Here is my code: public class Level_1 implements Screen { Untitled ...
1
vote
1answer
153 views

Terrain detection on racing game

Hi I don't speak English very well so ill try to do my best :P I'm doing my first top-down racing game for LibGDX, now I need to create tracks, the tracks aren't very large, I prefer doing this with ...
0
votes
0answers
114 views

Fling and Spin an Object with Touch

For making a bottle to spin, I focused first on the touch dragging via input processor interface. It's a bit unresponsive since when I rotate clockwise or counter-clockwise as long as my finger ...
8
votes
2answers
287 views

How well do functional languages perform on Android?

This is a special case of this question that I feel is particularly pertinent. I'm working on a game for Android, and I'm planning on using Scala with libgdx. I'm planning on making a performant ...
2
votes
2answers
296 views

How do I get the touch event on a body in Box2d(Java)

I have various bodies rotated at some angle with the help of Box2d in libGDX. What I want is to destroy the body when I click on it, but the problem is that I am not able to get the area definition of ...
15
votes
2answers
742 views

Graphics not being displayed on OUYA

I hope its not too early to be asking OUYA dev questions, but I just got my dev kit and I want to get my game running ASAP! I am using LibGDX as my framework for my game and launching the Android ...
1
vote
1answer
111 views

Keeping Track of Position OpenGL

I have a sphere in my 3D world located at the origin. I have models orbiting it and I need to keep track of each models' position (x, y, x coordinates) as well as update their bounding boxes for ...
1
vote
2answers
127 views

Tween Animation Cannot Start

Do you have any reasons why my tween code didn't run or work? I already add the tween engine onto the library folder under LibGDX project folder and "Order and Export" it under Java Build Path at the ...
3
votes
2answers
188 views

Bitmap Font Displays in Center Always Without Coding it Manually (Fix Coordinate Problem onText)

Is there a way on how to stay the texts in center without manually coding it or something, especially when making an update? I'm making a display for the highest score. Let's say that the score is 9. ...
1
vote
2answers
246 views

Quaternion Camera

Can someone help me figure out how to use a Quaternion with the PerspectiveCamera in libGDX or in general? I am trying to rotate my camera around a sphere that is being drawn at (0,0,0). I am not sure ...
0
votes
0answers
267 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
154 views

Using Quaternion in libGDX

Can someone give me an explanation about how to use the Quaternion class in libGDX to move my camera around a sphere or just set it up, manipulate it, and apply it general? I am trying to acheive ...
1
vote
1answer
358 views

Moving sprites on a graph in libGDX

In my game I'd like to move sprites on a fixed path. Until this point I was trying to stick with the tools already provided by libGDX, like the Tiled map renderer classes so I'm looking for a solution ...
2
votes
2answers
452 views

Move Camera Freely Around Object While Looking at It

I've got a 3D model loaded (a planet) and I have a camera that I want to allow the user to move freely around it. I have no problem getting the camera to orbit the planet around either the x or y ...
4
votes
0answers
250 views

Isometric - precise screen coordinates to isometric

I'm trying to translate mouse coords to precise isometric coords (I can already find the tile the mouse is over, but I want it to be more precise). I've tried several different methods but I seem to ...
0
votes
1answer
107 views

SFX Played Once per Collision or Hit

I have a question about using Box2D (engine for LibGDX used to make realistic physics). I observed on the code that I've made for the physics here below: @Override public boolean touchUp(int screenX, ...
1
vote
1answer
211 views

GestureListener's fling method doesn't get called

I'm using SimpleGestureDetector from the libgdx-users Wiki as my InputProcessor. I set it in the created() method: Gdx.input.setInputProcess(new SimpleDirectionGestureDetector(charController)); ...
1
vote
1answer
173 views

Precise Touch Screen Dragging Issue: Trouble Aligning with the Finger due to Different Screen Resolution

Please, I need your help. I'm trying to make a game that will drag-n-drop a sprite/image while my finger follows precisely with the image without being offset. When I'm trying on a 900x1280 (in X ...
2
votes
2answers
352 views

Keeping Aspect Screen Ratio While Stays in Center

I sqw and I tried this suggestion on PISTACHIO BRAINSTORMIN* on how to make a good and adaptive screen ration. For every different screen size, let's say I put the perfect circle as a Texture in ...
2
votes
4answers
532 views

How to Make Objects Fall Faster in a Physics Simulation

I used the collision physics (i.e. Box2d, Physics Body Editor) and implemented onto the java code. I'm trying to make the fall speed higher according to the examples: It falls slower if light object ...
0
votes
0answers
228 views

Making a Background Scrolling in Stacking Game

Hmmm...Is it a good idea to use a LibGDX parallax background for making a stacking game (i.e. PAPA STACKer Lite)? For example, I'm starting to use the blocks to drag-n-drop it. Next, when the next ...
1
vote
2answers
315 views

Collision checking problem on a Tiled map

I'm working on a pacman styled dungeon crawler, using the free oryx sprites. I've created the map using Tiled, separating the floor, walls and treasure in three different layers. After importing the ...
2
votes
2answers
295 views

How to detect a touch on transparent area of an image in a (libgdx) stage?

Can some one please help to detect a touch on an image which I am using as an actor in a stage. The image is actually a long diagnol brush which has plenty of transparent area. The problem is when I ...
1
vote
0answers
732 views

TileMapRenderer in libGDX not drawing anything

So I followed the tutorial on the libGDX wiki to draw Tiled maps but it doesn't seem to render anything. Here's how I setup my OrthographicCamera and load the map: camera = new ...
-5
votes
2answers
435 views

How draw game level in libgdx?

I am new in game programming. I am trying to draw wall like in example. EXAMPLE I am not getting how will i do this. Is any matrix logic i have to implement or i have to use full image.
2
votes
1answer
106 views

Uniform not being applied to proper mesh [closed]

Ok, I got some code, and you select blocks on a grid. The selection works. I can modify the blocks to be raised when selected and the correct one shows. I set a color which I use in the shader. ...
1
vote
1answer
226 views

Edge flicker when moving Camera (2D)

I have a Orthographic camera. I have a fixed landscape texture and a texture for a moveable object. If the object moves to the right the camera will also move with the object. When I also draw an ...

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