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0
votes
2answers
96 views

Make objects slide across the screen in random positions

I want to make an object appear randomly at the right hand side of the screen and then slide across the screen and disapear at the left hand side. I am working with libgdx. I have this bit of code but ...
2
votes
1answer
70 views

libgdx arrays onTouch() method and delays for objects

i am trying to create random bullets but it is not working for some reason. also how can i make a delay so the bullets come every 30 seconds or 1 minute???? also the onTouch method does not work and ...
1
vote
1answer
59 views

libgdx draw issue and animation

it seems as though i cannot get the draw method to work??? it seems as though the bullet.draw(batcher) does not work and i cannot understand why as the bullet is a sprite. i have made a Sprite[] and ...
1
vote
1answer
54 views

LibGDX onTouch() method Array and flip method

How can I add this on my application. i want to use the onTouch() method from the implementation of the InputProcessor to kill the enemies on screen. how do i do that? do i have to do anything to the ...
2
votes
1answer
99 views

libgdx collision detection / bounding the object

i am trying to get collision detection so i am drawing a red rectangle to see if it is working, and when i do the code below in the update method. to check if it is going to work. the position is not ...
10
votes
2answers
333 views

Extrapolation breaks collision detection

Before applying extrapolation to my sprite's movement, my collision worked perfectly. However, after applying extrapolation to my sprite's movement (to smooth things out), the collision no longer ...
2
votes
1answer
76 views

Tips on how to notify a user of new features in your game

I have noticed a problem when releasing new features for a game that I wrote for Android and published on Google Play Store. Because my game is "stage-based" - and not a game like Hay Day, for ...
1
vote
1answer
126 views

Unity3D - Android pause screen - double click issue [closed]

I made a pause script for the game im developing for android. I added the script to the GUITexture I created and placed on the top right side of the screen.The issue stands at the part where if the ...
0
votes
0answers
164 views

using Unity Android In a sub view and add actionbar and style

I exported a simple animation from Unity3D (version 4.5) in android project. With eclipse I modified the manifest and added another activity. In this activity I put a button that it makes start the ...
6
votes
4answers
833 views

Game testing on Android - emulator or real devices?

I am working at a localization agency and we have been approached by a client about testing their games on iOS as well as Android. Testing on iOS seems fairly easy as we can just buy a couple of ...
57
votes
15answers
59k views

2D Gaming Libraries/ Frameworks/ Engines for Android [closed]

Are any such things available to help me build my Android game?
0
votes
0answers
30 views

bluestacks apk installment over terminal

I cant seem to install apks on bluestacks using the terminal (adb) right. I can make it appear on bluestacks but it immediately crashes. I already tested fully functional apps whoch work on other ...
0
votes
1answer
202 views

Unity3D : Pause Menu - Android

I am making a 2D game for Android. Almost completed the game but now I need a pause game option. I added a pause icon on the top right side of the screen. The icon is a GUI texture. What I did so far ...
0
votes
1answer
45 views

Phone crash when try to use vibration on Android

Im developing an app that when you click a button the phone has to vibrate, the issue is that the phone just chashes. Saing that I need permitions to vibrate. I've already set this permition in the ...
2
votes
3answers
2k views

How can I convert an image from raw data in Android without any munging?

I have raw image data (may be .png, .jpg, ...) and I want it converted in Android without changing its pixel depth (bpp). In particular, when I load a grayscale (8 bpp) image that I want to use as ...
1
vote
1answer
435 views

difference between cocos2d-x vs cocos2d-js

I'm just moving towards native apps... A friend of mine told me to start with cocos2d, I'm good in javascript. while searching google for cocos2d, and within cocos2d-x.org i found cocos2d-x ...
0
votes
0answers
33 views

Converting a WIndows Store App to Android

I cross posted this from SO I'm very new to Xamarin. I have a few published Windows Store apps and want to convert them to Android. I'm attempting to use Xamarin for this. I'm just using the free ...
-1
votes
2answers
110 views

How to translate along Z axis in OpenTK

I am playing around with an OpenGL sample application I downloaded for Xamarin-Android. The sample application produces a rotating colored cube I would simply like to edit it so that the rotating cube ...
0
votes
0answers
222 views

Posting to facebook from unity3d on iOS and android

I've made a game in unity3d for iOS and android. We have our own server to manage high scores and stuff like that. We'd also like to have the possibility post high scores to facebook, and also do ...
0
votes
0answers
71 views

Unity3D Android - Move your character to a specific x position

I'm making a new game for android and I wanted to move my character (which is a cube for now) to a specific x location (on top of a flying floor/ground thingy) but I've been having some troubles with ...
1
vote
1answer
164 views

Issue porting Cocos2d-x to Android

I've written a basic game using Cocos2D-x on XCode. It works fine on the iPhone. Now I'm trying to port it to Android. When I run the script ./build_native.sh inside the proj.android folder, it gives ...
0
votes
0answers
167 views

Limiting game loop to exactly 60 tics per second (Android / Java)

So I'm having terrible problems with stuttering sprites. My rendering and logic takes less than a game tic (16.6667ms) However, although my game loop runs most of the time at 60 ticks per second, it ...
-1
votes
1answer
130 views

in-app purchase in cocosSd-x 3.0

I am working within a team, and we're at the point of finishing our first cocos2d-x c++ application. We want to add in-app purchases. for what, we made a search for this. We found 2 solutions: 1- ...
0
votes
0answers
68 views

Displaying and updating score in Android (OpenGL ES 2)

I'm using a FrameLayout where I have a GLSurfaceView at the bottom and a few Views on top of it. One of those Views is a TextView that displays the current score. Here's how I'm updating the score ...
0
votes
1answer
110 views

Separate parts of a game engine [closed]

I'm pretty new in developing videogames. By now I only used SDL with C/C++ to create games. I'm currently learning OpenGL and I realized that to be fluid and easy to maintain the code must be ...
1
vote
3answers
257 views

Interpolation using a sprite's previous frame and current frame

Overview I'm currently using a method which has been pointed out to me is extrapolation rather than interolation. As a result, I'm also now looking into the possibility of using another method which ...
0
votes
1answer
50 views

glGetActiveAttrib on Android NDK

In my code-base I need to link the vertex declarations from a mesh to the attributes of a shader. To do this I retrieve all the attribute names after linking the shader. I use the following code (with ...
1
vote
0answers
74 views

Trying to develop a game with android for cracking glasses in different dimensions

I am trying to develop a game in android where I will have to punch a hole to get through the glass but not shatter the glass completely. The glass will show up in different forms of polygons and ...
0
votes
1answer
134 views

Progress bar in Super Hexagon using OpenGL ES 2 (Android)

I'm wondering how the progress bar in Super Hexagon was made. (see image, top left) Actually I am not very sure how to implement a progress bar at all using OpenGL ES 2 on Android, but I am asking ...
2
votes
1answer
47 views

Empty Synchronized method in game loop

I am studying the gameloop used in Replica Island to understand a bit about Android game development. The main loop has the below logic... GameThread.java (note the variable names in sample code dont ...
0
votes
1answer
775 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
71 views

OpenGL ES 1 Pixel Error?

I am developing a game on android using OpenGL ES 1.0 for Android OS. It is a 2d game using a simple Orthographic projection and textures for the sprites. One of these textures has a small line (it ...
3
votes
3answers
708 views

Optimal Compression for Speech

I'm designing a game that depends heavily on audio; I will have some 300+ speech files (most of them just a word or two long). This can very quickly escalate the size of my final game. What's the ...
0
votes
1answer
113 views

Download and open an zip file ingame on unity for android

I would like to know if it is possible to have a game that would download a rar or zip file from a website and extract it to the internal storage for use, and if it is a good option since i have to ...
0
votes
1answer
264 views

LibGdx efficient data saving/loading?

Currently, my LibGDX game consists of a 512 x 512 map of Tiles and entities such as players and monsters. I am wondering how to efficiently save and load the data of my levels. At the moment I am ...
0
votes
1answer
62 views

Is there a way to use the RGB channels of a texture as the alpha channel when applying multitexturing using OpenGL ES 1.1?

I have been trying to get texture compression using ETC1 (specifically PKM files) working for some time now. I am trying to do this without having to upgrade to OpenGL ES 2 so I have been using ...
1
vote
0answers
58 views

Android: Hardware Scaler

I was reading through this: using-hardware-scaler-for-performance and am a little confused by it. It says all you need to do to invoke the scaler is to set it like so: surfaceView = new ...
0
votes
1answer
163 views

Cover Screen with Snowing Effect in Libgdx

Oddly enough I cant find clear instructions on this theme (I only found rain and the method is very particular) so I ask, how do I implement a whole-screen snow-falling effect? The methods i can ...
0
votes
0answers
83 views

Drawing and scrolling paths performance problem

Hi I'm doing and endless sidescroller game where the terrain looks like a tunnel which is infinite. I managed to randomly generate the tunnel using this code: protected void createPath(){ path = ...
0
votes
0answers
68 views

SurfaceView.Callback.surfaceDestroyed is called too early in Android

I'm making a simple animation application. Everything works as planned, except one little detail: About 50% of the time, exiting the application (Home or Lock button), makes the Logic throw a ...
-1
votes
3answers
1k views

Collision between sprites in game programming?

I've since just started coding for an android game using eclipse. I've read Beginning Android Game Programming and various other e-books. Recently, I've encountered a problem with collision between ...
1
vote
1answer
41 views

How to make the images appear in a specific location? [closed]

How can I draw a sprite in a specific location of the screen using native Android 2D graphics API? The image should stay in the location specified.
0
votes
1answer
92 views

Which texture do I bind to when implementing multi-texturing?

I have been having some issues getting multi-texturing to work using OpenGL ES 1.1. I have two PKMs - one with RGB's and one for alphas and I am trying to combine the two as below: int ...
1
vote
1answer
262 views

Android LibGDX game: Choosing starting activity

I am making a Android game with LibGDX (using ADT eclipse bundle). How do I choose the default activity to launch when the user opens the app. I set the project up with the LibGDX setup GUI, and I ...
0
votes
1answer
66 views

How to animate two interacting objects

I'm not very familiar with animations but as far as I know, most of the animations are done frame by frame. For example animating a character walking etc. However, let's imagine this scene: There's ...
1
vote
2answers
109 views

In Android, is saving game data in a binary file a good approach?

I am nearly finished with my Android game, but I want to make sure my save format is good. I am working on a fairly large game, so data such as high scores, stars, etc. are stored for around 80 ...
0
votes
0answers
111 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
2answers
128 views

how do I create a moving type of block like in Mario[box2d]

I want to create a block which only moves up and only when hit from below. I am trying out a distance joint and I read it can be used as a spring, is this the correct solution? the way I have tried ...
22
votes
7answers
16k views

Packaging HTML5 games as applications for iPhone/Android [closed]

Is it possible to package HTML5 game for iPhone and Android as an application or does it have to be accessed through a browser?
-1
votes
2answers
82 views

How to implement “move to touch location” function?

What is the formula/logic to implement moving an object towards a TOUCHED location. I want character A to move to my finger and it must be accurate. Here is what I have tried so far: @Override ...