Operating system for mobile devices. For non-developer questions, see http://android.stackexchange.com

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0
votes
1answer
27 views

Two issues with testing LibGDX on Android

1) When I test my game on desktop it is 100% fine. When I test it on my Nexus 7 physical device, it is the same except the backgrounds have no color. For example my splash screen has a greenish ...
0
votes
1answer
320 views

Problem converting FBX file into XNB

I create a Monogame Content Project to convert assets into XNB. For FBX file without texture there is no problem: the file is correctly converted and when I load XNB into my project everything is ok. ...
1
vote
1answer
143 views

How to move a Entity without moving its children in AndEngine?

I have a Entity in AndEngine and when I move it, all child move together with it. Which is great. But, sometimes, I need to move it without moving its children. Is it even possible? And, if it is, how ...
0
votes
0answers
20 views

Placing Banner Ads into letterbox area's

Background I'm developing my game (Android, OpenGL ES 2.0) on 2 devices - primarily on a Google Nexus 10 tablet and also on an old Galaxy Ace handset. I've designed my game to fit exactly to my ...
2
votes
1answer
35 views

How to get a Coordinates of a 3D Object in Android

How is it possible to click on an area of a 3D Model (.obj-File) for example a cube, where you can get different Events of the six sides. For Example the orange area of the picture gives me a value of ...
0
votes
1answer
258 views

Should I render all of my HUD views to a single SurfaceView?

I'm using a SurfaceView and canvas to implement a game HUD, title screens etc., by overlaying standard Android view widgets over my SurfaceView. This works reasonably well and maintains an acceptable ...
0
votes
1answer
3k views

How To Scale Canvas In Android

I am writing a android game using Canvas as the way to draw everything, the problem is that when i run it on different android phones the canvas dosn't change size i tried using canvas.scale() but ...
0
votes
0answers
29 views

How to play music across several Android activities

to make it simple: I am creating an RPG/MonsterParty styled game, and I really could use the help of laying out the framework of it. I've looked into game-engines, but from scratch seems the best ...
0
votes
0answers
17 views

setChaseEntity freezes or jitters the AnimatedSprite

I'm trying to implement setChaseEntity method in a physics based app. I wrote the below code which has an animated sprite ans as the player. The player is movable and it can jump. When i try to focus ...
4
votes
6answers
2k views

What is the average team size for mobile games like these? [on hold]

I know that it is maybe too broad question but please give me at least some guidance. What is the average team size for mobile games like in ...
5
votes
2answers
960 views

Will Google Play Game Services allow turn-based gameplay?

Will the Google Play Game Services multiplayer allow (turn-by-turn) gameplay like DrawSomething?
2
votes
1answer
2k views

Android OpenGL ES RENDERMODE_WHEN_DIRTY implementation

I am trying to understand RENDERMODE_WHEN_DIRTY so that I could save battery life wherever possible.. I made this sample application so that GlSurfaceView is updated with random color only when the ...
0
votes
1answer
39 views

Player doesn't jumps in Box2D implementation [closed]

Well, i'm trying to learn andEngine. I was able to successfully implement the move functionality for the player. Now, i'm trying to make the player jump using Box2D. I referred few online tutorials to ...
4
votes
2answers
1k views

How do I support variable screen ratios using AndEngine?

When displaying a background, AndEngine produces black bars above the image on certain devices. How do I support variable screen ratios for different devices using AndEngine?
0
votes
0answers
14 views

Gideros Repeating and Clipping Background

I want to have a background with a repeating x-axis, that can be moved horizontally. What I have so far: local background = Texture.new("parallax01.png", true, {wrap = Texture.REPEAT}) local shape = ...
2
votes
1answer
185 views

How do I determine a device's default orientation?

I am developing a game with accelerometer controls. This works well on all the mobile phones I've tested it on. However, when testing on a tablet, the y and x axes are reversed, presumably because the ...
-1
votes
0answers
27 views

Behavior for a line with different angels [closed]

hi i need a cod for make a Behavior for a line with different angels . i mean for android if a user draw a Horizontal line on screen , device save the angle and put a Behavior for it if user draw a ...
0
votes
2answers
77 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 ...
0
votes
1answer
48 views

OpenGL ES 2 jittery camera movement

First of all, I am aware that there's no camera in OpenGL (ES 2), but from my understanding proper manipulation of the projection matrix can simulate the concept of a camera. What I'm trying to do ...
1
vote
1answer
73 views

Accelerometer based games smoothness

Take Doodle Jump and other games that rely on the accelerometer. The movement of the character is very smooth and I have no idea how they implemented it. I've seen a number of SO/GameDev/forum ...
0
votes
1answer
82 views

How can I determine which square in my memory game was pressed?

I want to develop an simple memory game on Android. The memory game have squares like the picture below. How should I determine which of the square is pressed? Should I use image buttons? Personally ...
2
votes
0answers
330 views

Poor performance in android when running APK, runs fine in browser

I have created a small game project in HTML5 using Phaser engine (tried both 1.1.5 and 1.1.6). Then to port it to mobile platform, used Phonegap/Cordova for Windows Phone 8, Android and iOS. In my ...
1
vote
2answers
913 views

Drawing Lines on android with matrix

Can a matrix be used when drawing lines and paths on android? the DrawBitmap mathod takes a matrix as argument, I cannot find anything similar when drawing lines.
0
votes
0answers
29 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 ...
1
vote
0answers
31 views

Resize the Texture Region (parallax background) to fit my screen size in libgdx

I am using libgdx to make a running game. I am using vertical parallax background. I have successfully implemented parallax background many times. But for this game, I want my Texture region to fit my ...
0
votes
1answer
36 views

Changes to myApp.js files are reverted back to normal when the project is build - Cocos2dx

I am trying to do some changes to my myApp.js file of coco2dx project for android in eclipse but I am not able to do it. I am actually trying to change the default background image of my app. But ...
0
votes
1answer
41 views

How to Integrate Unity with Google Play Game Services for iPhone and Android games

I want to integrate Google Play Game Services for Apple's iOS and for Android. How can I do this efficiently?
1
vote
0answers
56 views

How can I transform a group of objects in libGDX?

I'm new in LibGDX. I created group with actors in show method and add listener (where i calculate rotation matrix) and want to rotate all actors from group with ...
2
votes
0answers
186 views

How can I use Cinema 4D models in Android and iOS games?

How can I convert Cinema 4D animation or models to use in games for Android and iOS SDK?What kind of format is required for developing games for these platforms? If I make a dancing character, do I ...
0
votes
1answer
38 views

Libgdx. Converting Screen Click Coordinates into World Coordinates for 2D Game

I'm using the InputHandler's touchdown method. It gives me my screenX and screenY. Is there a simple way to convert screenX and screenY to world coordinates? By my understanding, InputHandler returns ...
2
votes
0answers
48 views

Adding touch/click event to a bitmap in android

In my android game, there is a surfaceview which has 36 bitmaps drawn on it. I want to change the bitmaps when they are touched. Is there a way implement touch or click event to the bitmaps ? Adding ...
-2
votes
1answer
67 views

Games with simple graphics like Dots or 2048? [closed]

I want to try making an Android game, but I'm bad at making graphics. I want to make a game with very simple graphics and I'm looking for inspiration. What are some games like Dots or 2048?
4
votes
1answer
148 views

Why doesn't my android application rotate when I rotate my screen

I am building a game in LibGDX and the game screen orientation is in landscape. I want it to stay in landscape but I still want the user to be able to flip the device onto the other side and the ...
3
votes
3answers
3k views

Flick Gesture in Unity3D Android

I'm trying to create a football game where the user will make a flick gesture in order to kick the ball. I'm quite new to developing games in unity3d, I have successfully made a moving ball, added ...
0
votes
2answers
64 views

Box2d world width and height ratio with screen width and height

I have view, for example GameView which extends SurfaceView . I have integrated Box2D physics in GameView. I have two widths , GameView width, height and Box2D physics world width ,height. I need to ...
0
votes
1answer
737 views

How do I put a game on miniclip or addinctinggames?

I finished making a java game recently, and I would like to put it on a website such as Miniclip.com or AddictingGames. How would I do this? I have one more question. I know these sites could run ...
0
votes
0answers
33 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 ...
1
vote
1answer
52 views

How to poll input for a gui in libgdx?

Ok, so my question is simple. How do you poll input with a GUI class without it affecting what's underneath the GUI? So suppose you have an RPG game with a gui for the d-pad and other controls: ...
0
votes
0answers
71 views

Moving objects smoothly, bad perfomance

I just finished developing my mini-game on Android and I got some questions about perfomance and generally "how to": If I have 25+ objects on the creeen (just a polygon with 7-8 angles) its starts to ...
0
votes
0answers
22 views

Andengine how to change the onscreen control directions?

I am creating a game using andengine. I am using digital onscreen control to move a ball (sprite) in maze. I am able to move the ball but now I want the movement such that if I move the joystick knob ...
1
vote
1answer
222 views

Pipe connection game algorithm - Java/Andengine

I am creating a game based on Pipe Dream/Pipe Mania using java/andengine for android. I have a square grid of tiles each representing a type of pipe. The player needs to swap tiles to connect the ...
1
vote
2answers
318 views

Algorithm to zoom a plotted function

I'm making a game in android and I need plot a function, my algorithm is this: @Override protected void onDraw(Canvas canvas) { float e = 0.5f; //from -x axis to +x evaluate ...
0
votes
1answer
828 views

Android Bitmap: Collision Detecting

I am writing an Android game right now and I would need some help in the collision of the Pawns on screen. I figured I could run a for loop on the Player class with all Pawn objects on the screen ...
2
votes
1answer
192 views

Do I need a company name to publish on Google Play?

I'm going to upload my Android mobile game on Google Play. But it seems like all games are developed by companies(such as Zynga, and King) and I don't see individual's names as developers. Do I need ...
0
votes
1answer
183 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 ...
0
votes
1answer
74 views

LibGDX cannot save to internal file

I want to save the state of the game in a file, so I can read it at the next start. The Problem is, that I get a exception, if I try to save something internal. If I try to save it local all work ...
8
votes
5answers
14k views

Number of Impressions on Admob for revenue

Just curious of a rough estimate: About how many impressions would it take to make 300 dollars a day in ad revenue? Thanks for any help!
0
votes
0answers
131 views

cocos2d-x-3.0rc0b Build fails

I have created a cpp Cross platform project with cocos2d-x-3.0rc0 on windows8 , but i can't build the android project. I have the following result: C:\home\MyGame\proj.android\proj.android>python ...
3
votes
1answer
632 views

How do I clip an image in OpenGL ES on Android?

My game involves "wiping off" an image by touch: After moving a finger over it, it looks like this: At the moment, I'm implementing it with Canvas, like this: 9Paint pTouch; 9int X = ...
0
votes
0answers
22 views

Broken screen when running empty AndEngine project using LimitedFPSEngine

I am new to AndEngine and I am following the steps in this tutorial: http://android.kul.is/2013/10/android-game-development-tutorial-part-3.html. In summary, it is a simple getting-started project ...