iOS is an operating system for mobile devices created by Apple Inc. It runs on the iPhone, iPad, and iPod touch.

learn more… | top users | synonyms

-1
votes
0answers
16 views

How to capture incoming Snapchats? [closed]

I'm developing an iOS app in swift and I need the capability to receive a snapchat and store it within the app without actually having the app open. This is also assumes that the user has signed into ...
-1
votes
0answers
29 views

Design a simple text adventure ios

I want to learn Swift and iOS game dev in Xcode. First, I don't want any graphics. Just a simple text adventure. It should start with the main menu, you tap start and go to the first scene, you get ...
0
votes
0answers
23 views

Failed to pass uniform in Metal shader modifier

I'm trying to write a simple shader able to pass the color to be used for drawing in the fragment shader, through a uniform. I load the shader modifier and pass the uniform: let fragmentShaderPath ...
0
votes
0answers
12 views

Unreal Engine - How can I add blur effect at my Camera in iOS

I have requirement to add blur effect at my camera in specific point , it work just fine in pc but when I deploy in my phone it remove the effect According to documentation To turn off Depth of ...
0
votes
0answers
24 views

How can I use tilt sensor in iOS iPad to steering a car

I am absolute beginner with unreal engine , I am working in car race project here is my situation : I need to navigate my car in left and right direction using tilt Here is what I do I read tilt ...
3
votes
0answers
50 views

How to determine contact bodies when multiple bodies overlap and a third makes contact with both at the same time

I understand how the below DidBeginConact function works, but how do you detect which categories make contact when you have multiple colored bars (in the example code) or a friend category and enemy ...
1
vote
0answers
25 views

How to add a bump map in scene kit?

I'm trying to draw an Earth, as I've found the textures in this site: http://planetpixelemporium.com/earth.html I loaded the diffuse, specular and bump maps: let earthGeometry = SCNSphere(radius: ...
0
votes
1answer
40 views

Is it possible to use Metal and SceneKit at the same time?

All the tutorials that I've found online speak about using Metal alone, without any other supporting library. But I don't understand if it's possible to create a SceneKit game and then use a Metal ...
0
votes
1answer
25 views

Unity 3d: Animating Offset on a Quad is causing stretching issue only with iOS devices - Using Wrap Mode: Repeat

I added a 3D Object > Quad and added a graphic on it with the Wrap Mode set to Repeat. I'm animating the Offset to scroll the repeating image for a parallax effect. Everything is working perfectly ...
0
votes
0answers
12 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 ...
0
votes
0answers
13 views

ios SpriteKit game folder size very large

I made a very simple game - only facebook, twitter share icons but it does have Ad Networks SDK's and adapters. My entire folder that contains all the SDK's are currently 200mb. Will this be the final ...
0
votes
0answers
9 views

Cocos2d changing game play dynamically like Hellrider

I am creating a game somewhat related to Hellrider. I also want to change game play similar to this game. Like, at starting player goes in Upside, after sometimes, Left-to-right, Right-to-left, ...
0
votes
1answer
56 views

How can I describe a square in OpenGL ES 2.0?

I need to draw a Tic-Tac-Toe board in Xcode using OpenGL ES 2.0. I am new to graphics programming and can't find good information on drawing a square in opengl es in iOS. I looked at Ray's tutorials, ...
0
votes
0answers
39 views

Unity crash on iOS - GameObject.SendMessage()

Unity Version: 5.3.2p2 It's crashing from within Unity's internal code when doing a GameObject.SendMessage() call, it should be noted that this particular line itself is not the source of the crash ...
0
votes
0answers
26 views

Shininess property not working as expected

I'm trying out the SCNMaterial class by creating a pyramid with a diffuse and specular material: let pyramid = SCNPyramid(width: 10.0, height: 20.0, length: 10.0) let pyramidNode = ...
0
votes
1answer
30 views

Why is SCNNode.rotation property a four dimensional vector?

I don't understand why SCNNode's rotation property is a SCNVector4 instead of a SCNVector3. The documentation states that: The four-component rotation vector specifies the direction of the ...
0
votes
0answers
52 views

Enabling VSync results in stuttering

With VSync disabled my FPS doesn't drop below 100. When I enable it my FPS sits in the 55-60 range. The issue I have is that I have fast moving platforms that move at a constant speed, so a single ...
3
votes
1answer
116 views

Pathfinding: longest route along tiles of same type

I'm programming a simple tile-based puzzle game, and I've gotten stuck trying to work out a pathfinding algorithm. Here's how the game is set out: The game board is (arbitrarily) 8 tiles wide by 8 ...
0
votes
0answers
27 views

Unity Creating XCode build causing too many XCode Changes When using GIT ( SourceTree )

I am using Unity 5.2.1f, XCode 7.2 and SourceTree. There are multiple developers working on the same project. After we updated to Unity 5.2.1 and Xcode 7.2, it always shows too many changes in the ...
0
votes
1answer
61 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, ...
1
vote
1answer
60 views

Can't call GameCenter in my Unity game for iOS

I'm trying to integrate Game Center into my Unity 5 project and facings troubles. It seems that authentification is OK when the game starts on iOS device, a notification appears, but leaderboard ...
0
votes
1answer
56 views

ArgumentNullException Parameter name: format [closed]

I have made a simple game using Unity with Vuforia and exported for Android and iOS. It works fine on Android, but on iOS it crashed and gave the error: ArgumentNullException: Argument cannot be ...
0
votes
1answer
74 views

Unity iOS build failed : Apple Mach-O Linker Error

We are using Unity v5.3 and Xcode v6.3. When we are trying to build for iOS, it throws error in build process: "Apple Mach-O-Linker Error" - with tons of errors similar to this: duplicate symbol ...
0
votes
0answers
13 views

Sharing vs App Invites - what tends to drive better distribution and engagement with Apps?

Is there any statistics out there that compare the impact of Sharing on Facebook vs sending App Invites? Which of both tends to drive better distribution and engagement with Apps? I'm developing an ...
0
votes
1answer
44 views

2D Soccer Goal Net

I want to make a 2D soccer game on iOS, I started with SpriteKit and got the ball physics working. Now, I could make the goal simple and static, but I'd love to make it make it elastic like a real ...
0
votes
0answers
29 views

How to implement UIBezierPath on IOS OpenGL

I have started the OPenGL IOS application development with GLImageProcessing OpenGL ES2.0 application. I could successfully load large jpg image and changed brightness using fragment shaders. Then I ...
3
votes
1answer
365 views

Cross-platform C++/OpenGL ES development (iOS/Android) [closed]

I already have reasonable experience with C++ and OpenGL, and I have recently decided to try out mobile game development. After successfully creating a simple OpenGL ES Android app using Java, I ...
0
votes
1answer
23 views

What is the more appropriate way to implement a health bar in iOS?

I'm building a game a pokemon like rpg game in iOS using Swift. I'm currently in the process of making graphics and is in the dilemma of either just using a health bar blank and dynamically changing ...
3
votes
3answers
231 views

How to set up a game loop for a project targeting iOS?

I'm a fellow game programmer who's done many game engines in Game Maker 8.1, Visual Studio XNA and MonoGame with C#, and one in Java Android with Eclipse. I'm very used to C# and love it plus the VS ...
0
votes
0answers
67 views

How can integrate a decibel meter into my Push To Talk (PTT) game?

I have am building a Push To Talk (PTT) game and I need to integrate a decibel meter into it so that I can measure and save the decibel level and identify the peaks (spikes) and add them together. I ...
0
votes
2answers
105 views

Apple iOS review and interpreted code download/execution

I'm looking for some information regarding two specifics rules of the App Store Review guidelines. More specifically rules 2.7 and 2.8 : 2.7 Apps that download code in any way or form will be ...
3
votes
1answer
102 views

Sprite orbiting on a point

I was wondering how to make a Sprite do an orbit on a determinated point in SpriteKit. I tried to set the anchorPoint of the Sprite orbiting with the center point but it doesn't work. Please can ...
4
votes
1answer
134 views

Multiple inputs for Google Cardboard on iOS and Android?

So far I am having a problem with having only a singular input mechanism (the magnetic trigger) for Google Cardboard games. Are there any other options to augment this in order to have at least two ...
1
vote
0answers
36 views

swift fast enumeration on MDLAsset not working

I load an MDLAsset from my main bundle and get an compile error when fast iterating the asset object. Type 'MDLAsset' does not conform to protocol 'SequenceType' Documentation says it does support ...
0
votes
0answers
44 views

SpriteBatch draw does not work on iOS - LibGdx

I have a small problem , in practice if I batch.draw ( ... ) ; It does not work on iOS with robovm . my code.: on the crete() method: texture = new Texture(Gdx.files.internal("background.jpg")); ...
0
votes
0answers
59 views

Endless sidescrolling skating spritekit game

I am developing an endless side scrolling game in spritekit. For parallax background scroll : - (void) update:(NSTimeInterval)currentTime { [self.children enumerateObjectsUsingBlock:^(SKNode * ...
0
votes
0answers
10 views

SpriteKit Obj-C – How to add a force on a node a certain distance according to screen size

I have an SKSpriteNode that I'm trying to throw up to a certain point on the screen. I've tried applying an impulse and/or force according to the screen size, but that has strange results. I've also ...
2
votes
2answers
129 views

create ipa without RoboVM in a project libgdx

I am creating an application with libgdx , and I wish I could produce an IPA without using RoboVM , because since version 1.9 became a fee . I saw on the original documentation that you can do with ...
2
votes
1answer
76 views

Objective-C SpriteKit – How to make a circle of buttons

I have some code in a project already, but I'd like to change it up a bit. Currently, my code creates an empty node called _buttonLayer and then create some buttons to add to it. My buttons start from ...
3
votes
1answer
373 views

Unity XCode build linker error

We are trying to build a Unity game in Xcode but keep getting this error: ld: ...
1
vote
1answer
133 views

Unity apple/google ID access?

After extensive Googleing I have not come up with a way to access Apple ID's or Google ID's from unity running in respective devices. Either ID's or something else unique to the accounts logged in. I ...
2
votes
2answers
63 views

IOS/Android Game programming [closed]

I am somewhat new to the whole game programming thing. I was wondering if I could develop a game for IOS and Android with using openGLES. if so how can I run the code on the devices and what are some ...
1
vote
0answers
40 views

Black bar in beetween the image when Background move infinite

I'm trying to scroll my background forever and so I'm using the background image twice. When the first one goes off screen, it should relocate to the end of the second one. However, there seems to be ...
1
vote
0answers
96 views

Symbol not found Error in Unity3d - IOS Buid in Xcode

I new to IOS build , when i try to build following error showing I using Unity 5.2.1f1 and Xcode 7.0.1(7A1001) . Previous unity version was 5.0.1 , in that version , same error was found thats ...
1
vote
1answer
93 views

Best practice for implementing overall / weekly / daily highscores?

So I'm setting up social leaderboards and I want there to be daily weekly overall high scores. The way the scoring works is each score is tied to a user after the user logs in so the scores need to ...
1
vote
0answers
56 views

Perspective correct texture mapping in iOS Metal

I tried various ways of getting the interpolation work and generate a perspective correct image, but none of the suggested ways works. My current code is: struct VertexStruct { float4 ...
3
votes
1answer
190 views

How to implement 'Fog of War' in SpriteKit or Cocos2D?

Take a look at the image below from the game Warcraft 2. There's a darkened area (like a fog) that represents the limits of the 'field of view' -- to the effect that you would not see any enemy ...
0
votes
1answer
26 views

iOS game center game is out of sync

I've been building a game center game for iOS and it works great so far. I finally started testing the game and theres (obviously) some latency, which is causing the game to be out of sync. ...
1
vote
1answer
186 views

Can I use PARSE for creating turned based Game?

I am working on creating a Turned - Based game similar to "Draw Something". I want to replace the Game Center feature with my own server using PARSE. Replace in terms of all game logic like Match ...
1
vote
1answer
104 views

Screenshot always returning as a white image on iOS using robovm and libgdx

I am trying to take a screenshot for sharing on social media. This code works on my Desktop project, but when I use it on iOS it always shows up as a white image, I am using the standard libgdx code ...