Android is an operating system for mobile devices developed and maintained by Google, Inc. This tag should contain specific programming questions about Android.

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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 ...
3
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1answer
612 views

Scaling sprite velocity / co-ordinates in Android

I'm trying to find the answer to a question that I've had for a long time, but am having trouble finding it! I hope someone can help :-) I'm trying to find information on how to scale sprite velocity ...
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1answer
34 views

Why do I get 3 lines of log at Monitor.exe when using Debug.Log in Unity?

I'm debugging a real device. In a GUILayer.Button I've put a single Debug.Log() message, like in this code Code: if( GUILayout.Button( "Click to Test." ) ) { Debug.Log( "XAVI Clicked!" ); } ...
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0answers
55 views

How can I change the name of my game in Google Play?

I have just released my first app game called 'paperplane', now the problem is that there are hunderds of paperplane apps so I dediced the change the name to 'neonplane'. I was not able to change the ...
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0answers
13 views

Overlaying interactive Content over the stream from a camera in a native iOS/Android app

I'm making a game for iOS/Android that requires the user to point their phone at a scene and interact with a 3D object that is overlaid over the stream from their camera. The object is a fairly simple ...
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0answers
34 views

Android based game for motion detection and server-side counterpart [closed]

I am starting to work on a small game for trial purposes. There is information I am missing and I thought I would get some good suggestions. The game : A simple prototype to test how we can control ...
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0answers
58 views

How can I reduce the size of bundled Unity DLLs on Android? [duplicate]

I have created a simple project (I am a Unity beginner) for Android but the apk size is around 18 MB! I checked the documentation. One way to decrease the apk size is to check the editor log. Then I ...
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0answers
83 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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39 views

OpenGL ES 2.0 how to access LUT

I've created a look up table for my fragment shader and I'm passing it in as a uniform float array. uniform float hueLut[360]; My program works fine on most devices but I ran across one device ...
0
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1answer
55 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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0answers
32 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 = ...
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0answers
70 views

Bloom does not work for Mobile [Unity]

I've added the Mobile Bloom shader to the camera and I have Emissive HDR objects in my scene and I've set the graphics quality to the highest. I do not have anti-aliasing enabled but the bloom effect ...
4
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0answers
59 views

Google Play Services and COPPA Compliance

I hesitated to ask this question here, since i'm not sure there is a definitive answer (but there can be, maybe i missed it). I'm implementing Google Play Services for a game on Android target at all ...
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0answers
37 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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3answers
100 views

Database works on unity editor,but not on android device

I am working on database connectivity in unity.When I run my project I am able to access my database(retrieving and inserting data into database).But the problem is that when I take the android out ...
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0answers
37 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
24 views

OpenGL ES 2 inheriting issues [closed]

I am Having an issue where one of my classes will not inherit the other ones variable value. In the class which is inherited. It shows the value of the float just fine. But when I go to the Class ...
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2answers
122 views

Swap buttons in layout

Say I have 4 buttons. I want to have button 2 always swap out with another button, randomly. So, when the user taps button 2, it should swap with another button (randomly). Now, button 2 is at the ...
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0answers
52 views

Problem with google analytics referral tracking in Unity3D game on Android

In my recent game I used google analytics plugin for unity. Link here: https://github.com/googleanalytics/google-analytics-plugin-for-unity Everything works fine but I'm unable to track install ...
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0answers
183 views

Unity crash on development build

Every time I check the development build, my game crashes just after turning my screen black. To be more specific, I've tried to create a development build of my game using Unity 5.3 on Windows 8. I ...
1
vote
1answer
36 views

Android Opengl: Alternate values for gl_FragColor

I'm writing an Android application that utilizes opengl to perform some changes to the camera output. I've written my code in such a way that I finally figured out what is causing the performance ...
1
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1answer
3k views

Unity Remote 4 on Galaxy S5 won't connect to Unity 5

I'm having some trouble connecting Unity Remote 4 to Unity 5. I'm using a Samsung Galaxy S5. I've searched a bit and the other solutions with other phones aren't working for me. What I've tried so ...
2
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1answer
1k views

Profiling the GPU of a tablet

We are working on a tablet game in Unity Pro (for the first time). Unity's profiler works great for probing the CPU, but the tablet's GPU isn't supported in the profiler, so we have no idea where the ...
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6answers
4k views

How can I refer to Android assets in other directories?

My project was initially not meant for Android, and its assets are organised along the following directory structure (I hope the ASCII art renders reasonably well): / +- engine/ | +- src/ | ...
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0answers
28 views

Simple OpenGL ES 2 program fails

I'm stuck on a very simple OpenGL ES application from 2 days now. I am a "beginner" OpenGL developer, and this is my first attempt at the ES version on android. This is a VERY simple app, the usual ...
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2answers
109 views

Will scaling images at runtime impact my game's speed?

I have read the android developer guide to working on different screen sizes. My question is, if I only provide one image in the drawable file, and let android scale it for me, will it impact the ...
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1answer
4k views

Android emulator with acceleration and gyroscope simulation [closed]

Is there an Android emulator that is compatible with eclipse that can simulate acceleration and tilting of a mobile device?
2
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1answer
584 views

Android OpenGL EGL context lost

I'm developing simple Android game in OpenGL ES 2.0 and the development stage is getting closer to publishing game on play store, but I'm still unsure about EGL context behaviour on different devices. ...
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0answers
261 views

Limiting Rendering in my game loop (Not Game Updates)

My Gameloop (code below), limits the game updates to 60 ticks per second. However, it renders as fast as the device on which it is being run can handle. I'm using a fixed time step in my game and I ...
2
votes
4answers
703 views

Android Game-Loop (rendering & logic removed, but still 'skipping frames')

Overview Guys really hoping for some help here. My game loop is based on code from Fix Your Timestep!. I've read the article more than a few times, but I can't quite work out what exactly is ...
0
votes
1answer
65 views

Android: Synchronizing timers across multiple devices

Im writing a turn-based multiplayer game that implements a chess timer. When the current players turn starts, all devices start timing for the current player, however, as his turn proceeds, the timers ...
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0answers
25 views

Libgdx moving a body sequence

How can I move a body (box2d) to different points in an order. Like first it moves to 100,200 then to 200, 450 and so on? I've tried actions(and actor) but I can't get the point where the body is ...
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0answers
20 views

How to verify POST data is sent from Android app with correct SHA1 signature? [duplicate]

Recently my game has been hacked and one user submitted an impossible score to the server. The score was submitted with a verified checksum, and correct data. I'm convinced that the user must have ...
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2answers
117 views

Change Camera Contrast in VR Game

Hello there Firends , I'm developing a Virtual Reality game in Unity. As in every VR game , i have 2 cameras for stereo rendering. I want to show the same object in each camera having different ...
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0answers
69 views

Google Play Games, Inbox Freezing

I am developing a game that uses Google Play Games and turn-based multiplayer. I have the latest Google Play Games 3.5.17 on my Android 5.0 phone. The problem I have is that, after a while of using ...
4
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0answers
123 views

Is there a way to determine Android physical screen size?

We're currently porting our games to Android, and would like to be able to release a universal build for tablets and phones. Is there a way to determine the actual screen size or DPI in order to ...
1
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1answer
150 views

Too many if statements cause lag? [closed]

I am trying to make a vertical scroller game with collision tiles on both sides. I'm using Libgdx and android studio. The problem is that i have made every tile as an object with a rectangle for ...
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0answers
45 views

Android Multitouch Implementation

I'm trying to implement multitouch in my game but I'm running into problems. Basically all I want is for the player to run and shoot or jump at the same time. I've followed a multitouch tutorial and ...
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0answers
25 views

Admob Hiding and Showing ads beginning android games screens

I am writing a game using the 2D screens framework from the book Beginning Android Games. I have used the tutorials here to place ads in my app and modified my GLGame class accordingly.I want to ads ...
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0answers
30 views

Do I restart the service?

I have a long running service in my game, that consists of two threads. //MY SERVICE: if(userEnabledProcessOne) //Shared preference value that I'm getting from the settings of my app based on a ...
0
votes
1answer
140 views

Is Angry Birds Made Purely Using Bitmaps/Raster graphics? [closed]

Being a beginner game developer I would like to start creating my own engine and graphics so I am concerned about how successful games accomplish the graphics portion. My question is, are all the ...
0
votes
1answer
59 views

How can I communicate between libGDXand the Android Studio Java files?

The reason I'm asking is because I wanted to create a game and I know I could use Scene2D to create the UI but as far as menus go I wanted to use the tools in android studio to at least create a menu ...
0
votes
1answer
366 views

UNET start game with friend by finding their name, Android

There is a game at the google play store called Fun Run 2- Multiplayer Race. I loved its feature to find friends by writing their names, and then to play with them. Is it possible to achieve that with ...
0
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1answer
66 views

How could I access game data from a dev machine at runtime from a mobile platform?

When working on a game on a mobile platform, having read/write access to game data (assets, configuration files) stored on the dev machine at runtime would enable building of tools to quickly iterate, ...
0
votes
1answer
342 views

ARMv7 vs FAT in Unity Android Build Settings (release multiple valid APKs)

If I select ARMv7 instead of FAT (ARMv7+x86) in the Android Build Settings of Unity5-Free, the APK binary drops to half size. FAT => ~20MB ARM => ~10MB (Tested with an empty scene, no assets, ...
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0answers
52 views

HashMap or LinkedList

I'm working on a 2D game for Android using LibGDX in Java. In my game I got lots of enemies, bullets and other stuff. I hold a hash map, which every cell holds a reference to an array list of that ...
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0answers
59 views

how to temporarily turn off/on multisampling for an OpenGL ES 2.0 render context in Android?

In my OpenGL ES 2.0 Android app, I render to an EGL surface with >= 2 samples; I obtain this surface by passing: EGL14.EGL_SAMPLES, 2 as part of the attribute_list argument for egl.eglChooseconfig() ...
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2answers
75 views

Sign APK of several games with same or different key?

When you choose a key for signing your APK for publishing in GooglePlay, you need to care of this key for the next 25 years if you want to do updates. The key should not be shared with anyone. The ...
1
vote
1answer
314 views

What would cause my script generated buttons and text to show in Unity and not on my phone?

I am using Unity 5 and the built in GUI tools. My static GUI shows up just fine which makes me think it's not a text/font issue or some such. Again, it all looks good in the Unity editor when I hit ...
2
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2answers
4k views

Android multitouch: How to detect movement on non-primary pointer / finger?

How does one go about detecting a secondary/non-primary finger moving? There is: ACTION_DOWN and ACTION_UP to detect a primary finger pressing the screen / leaving the screen ACTION_POINTER_DOWN ...