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6
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0answers
2k 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 ...
2
votes
0answers
228 views

Camera - View matrix in Android + openGLES 2

I am trying to use the touch screen on the tablet to control my camera movements and generate the view matrix accordingly. I get the x and y coordinates of the screen and after doing some sanity ...
2
votes
0answers
599 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 ...
2
votes
0answers
1k views

AndEngine Making Chase Camera Follow Player

I am playing around with the AndEngine Race Game example. I am trying to make the camera follow the car as the player moves around. The Tile Map is larger than the player's screen but the camera ...
1
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0answers
24 views

Deploying MonoGame on Android

I've developed a game using MonoGame for Android (with Xamarin). When deploying to my Android device (via the Xamarin Studio IDE) it installs 3 apps - Monogame-Android-8-support, ...
1
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0answers
27 views

LibgGDX drawing two seperate Textures in FrameBuffer

So I am trying to combine multiple TextureRegions in to one by using a FrameBuffer. This works extremely well when the TextureRegions originate from the same Texture object/file but as soon as I try ...
1
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0answers
55 views

Unity Animator State Freezing

I am really new with Unity, I am making a game, but I am having some problems with the animators, my problem is that I am trying to add some animations to my menu, and also add new characters to my ...
1
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0answers
35 views

LibGDX: Why look BitmapFont pixelated on a scene2d.ui.Dialog?

When I use BitmapFonts directly on the stage table, the fonts looks normal (not pixelated). But when I use the same BitmapFont with the same size on a scene2d.ui.Dialog, the font looks pixelated. ...
1
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0answers
145 views

Send Message: Object Not Found

I am trying to call a method within a Unity app from an Android activity by using UnityPlayer.UnitySendMessage. I am getting the error "SendMessage: (ObjectName) not found!". I've confirmed the ...
1
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0answers
84 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 ...
1
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0answers
73 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 ...
1
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0answers
519 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 ...
1
vote
0answers
61 views

How do you calculate the rate of rotation using the accelerometer values in Android for a particular axis?

I am developing a simple game which involves a character moving up and down only along the Y axis. Currently I am using the accelerometer readings to change the Y velocity of the character. The game ...
1
vote
0answers
205 views

Android and OpenGL, single thread vs double thread

I'm trying to optimize my Android OpenGL ES 2.0 application, and I find myself being CPU bound. After googling, I've found this, which suggest to use a thread for updating objects, and a thread for ...
1
vote
0answers
313 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 ...
1
vote
0answers
254 views

Consequences of running a Unity APK on Intel processor driven Android devices?

As more Android device manufacturers will be implementing Intel processors in the future, this question might be interesting for everyone who wants their Unity games to run on these devices. I ...
1
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0answers
117 views

LibGDX polygon caching

I am developing an Android game using LibGDX and I have big world map made of polygons. I use PolygonSprite and PolygonSpriteBatch, when I render map, I get 30-35fps and it feels laggy. I wonder if ...
1
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0answers
264 views

Access Android Camera.Parameters from Unity

I would like to access the android defined class Camera.Parameters.getHorizontalViewAngle() from a Unity3D c# script but my java skills are limited. Can anybody offer any help? I have this code: ...
1
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0answers
128 views

How to use HyperLink with Actor in Libgdx

I am making a quiz game using LibGDX. I want it to redirect to a website. I am using classes like Text and Label that extends Actor to write text using a bitmap Font. I have no idea on how to provide ...
1
vote
0answers
196 views

how to play a video with Android or AndEngine

I don't know if it's possible to show a video like the videos in Angry Birds (Something in Flash or another format) in middle of a game with Android or AndEngine or are they animations what they are ...
1
vote
0answers
292 views

Create a touchpad-joystick using texturepacker2

I am adding a touchpad control to my game, using TexturePacker for loading images into the image-atlas. I have followed this tutorial to add the joystick. Everything is the same apart from the loading ...
1
vote
0answers
68 views

Android opengles how to use glunproject

How to use glunproject in my android app? I have the following parts in my engine: A projection matrix A view matrix for the camera A model matrix for each of the objects in my world. This matrix ...
1
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0answers
154 views

Android multi screen rendering

Is it possible on Android to render specifically / only, to the connected Monitor/TV on the hdmi port? If so, is it possible to use OpenGL ES to render a different scene on the monitor and on the ...
1
vote
0answers
321 views

Converting motionevent.getx and motionevent.gety to pixel or Object coordinates in the view

I am trying to draw buttons using OpenGL I have added a Gesture Listener for the GLSurface View now i have motionevent when ever the user touches. My question is how can i convert motionevent.getx and ...
1
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0answers
543 views

3 Button Multi-touch for Android

OK, my multi-touch system was somewhat convoluted, but was working perfectly OK until I tried to run my game on my Nexus 10 which is running Jellybean. Crashing all over the place! So I removed my ...
1
vote
0answers
369 views

Scene or Activity Animation

My game require an animation when one activity finishes and next started because I have develop game with multiple activity not as multiple scene per game. I have to show animation at the time of ...
1
vote
0answers
274 views

Drawing two orthogonal strings in 3d space in Android Canvas?

I want to draw two strings in canvas. The first string must be rotated around the Y axis, for example 45 degrees. The second string must start at the end of the first string and also it must be ...
1
vote
0answers
1k views

Move a 2D square on y-axis on Android GLES2

I am trying to create a simple game for Android. To start, I am trying to make the square move down the y-axis, but the way I am doing it, it doesn't move the square at all and I can't find any ...
1
vote
0answers
949 views

Touchscreen panning in OpenGL ES 2.0

I'm trying to allow the user to pan a 2D scene by using the touch screen. I have tried several methods including translating the projection matrix, translating the view matrix and haven't found ...
1
vote
0answers
622 views

OpenGL ES multiple objects not being rendered

I am doing the following to render multiple balls move around the screen but only 1 ball is seen to appear and function. I don't know why the rest (count-1) balls are not being drawn public void ...
1
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0answers
369 views

Adding Libxml2 to an Android project under Cocos2D-X

I am having problems porting Libxml2. I like it because it works under windows like a charm with <libxml/parser.h>. When I reference the libraries I just cannot find the right path to them, ...
1
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0answers
583 views

How to Store the game score in android cocos2d

I calculates the score in game project using android cocos2d, in that game after finishing the first level it goes to the next level, so i want to store that first level score and also add next level ...
0
votes
0answers
23 views

Google turn based multiplayer automatch criteria

I've set up a multiplayer game using Google's turn-based API. I now want to put some qualifiers on auto-matching and am racking my brain on how to solve this issue... I'm using GetVariant() to ...
0
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0answers
16 views

Why does Corona SDK not build a .apk file?

I'm trying to put a game I created in Corona SDK on my Galaxy S5. I go to the Corona Simulator, click Build for Android.. Then I fill out the information, and then I hit build. The problem is, it's ...
0
votes
0answers
19 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
votes
0answers
40 views

Cocos2D texture distorted on android devices

The textuers are distorted (randomly) on some devices (randomly again). The game is working on IOS without problem. Checked adb logcat and I got some errors. Searched the errors but not found any ...
0
votes
0answers
12 views

Reversed OpenGL ES 2.0 Rotation Code (Android)

My rotation code seems to be 'reversed' - I'll explain further... In all the tutorials / examples I've seen online, there is something like this: public void rotate(float centerX, float centerY, ...
0
votes
0answers
42 views

geometry shader shim for opengl es 2.0

I just have a few months of OpenGL experience, just starting to get the hang of it. I find geometry/vertex/fragment shaders to be very powerful. You have a few parameters that translates into a ...
0
votes
0answers
55 views

Android game programming seperate game logic thread from drawing thread

Ok so I want to know what is a proper way to create a multi threaded game. What I have tried is implement a wait and notify between the game logic thread and the drawing thread, but I believe this is ...
0
votes
0answers
52 views

How to pause animation when leaderboard is displayed?

I've notived in some games from the Play Store that when you access the Play Games Leaderboard, the game itself is still visible in the background (as if the leaderboard activity is 'transparent') and ...
0
votes
0answers
31 views

How do I check user's unlocked achievement and leaderboard scores via GPG plugin

I need to load user's achievement and their scores from leaderboard in my game. But the Social.LoadScore() and Social.LoadAchievements() both returns a 0 size array in callback. When I checked the ...
0
votes
0answers
37 views

OpenGL Textures have distorted colors on some android devices

I am uploading loading images as textures to GLSurfaceView. The resulting textures look perfectly fine on some devices, on others the appear completely distorted. This is what it looks like on a ...
0
votes
0answers
29 views

Cannot draw around the screen after zooming out with LibGDX projection coordinate

I've just started developing game in android using LibGDX. I've follow some samples and now my simple game can draw path when user move their finger around the screen. now problems appear when i add ...
0
votes
0answers
33 views

setRotation in touchDrag

I have a problem, have Actors that represent game pieces. What I'm trying to do is make it so the player can click-and-drag the tile to move it around one fixed position in the screen and rotate. I ...
0
votes
0answers
25 views

Transitive dependencies show up in desktop but not android project

I created a generic library (PB) which I'm referencing in my core project (mega-whack). Here's what the dependencies look like (simplified build.gradle): project(":pb") { dependencies { compile ...
0
votes
0answers
17 views

OpenGL ES 1.0 Create a Trapezoidal perspective scaling on a texture while using Ortho

I am using an Ortho projection to do most of my stuff and i am happy with it since i basically do everything on the same plane, now however i need to create a simple "flip card" effect on an object ...
0
votes
0answers
66 views

Make LibGDX game responsive to different phone screen sizes?

I've been experimenting with small games to learn design concepts, LibGDX, and Box2D. I am wondering how you would implement "responsiveness," so to say. For example, this is the rendering part of my ...
0
votes
0answers
25 views

(Corona SDK) sounds and buttons show up in simulator, not in an Android device

I'm a noob in android game development, started with corona sdk and outlaw. My project runs just fine with the corona simulator on my win8, however, when building it to my android device (galaxy s3) ...
0
votes
0answers
32 views

How to detect when two bitmaps intersect in Android

I made two bitmaps based off of two ImageViews using this code: playerimage.buildDrawingCache(); Bitmap bplay1 = playerimage.getDrawingCache(); brickimg.buildDrawingCache(); Bitmap bbrick1 = ...
0
votes
0answers
33 views

How to put a rectangle around an ImageView in Android

I'm trying to make a rectangle have the same x, y, height and width values as an ImageView for collision detection purposes. Is there a way to do this?