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
vote
0answers
58 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
202 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
27 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
191 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
113 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 ...
0
votes
0answers
30 views

setting up data exchange in game center

I just set up a game center game where 2 people can do matchmaking. Everything is working great but there are times when the movement gets laggy. Currently I'm sending data to the other player from ...
0
votes
1answer
46 views

Does Apple allow customers to play over Bluetooth?

I'm a beginner in app development so sorry if my question is cheap :( I wanted to start developing a card game and i was wondering if apple allows customers to play over Bluetooth or not ( on ...
1
vote
1answer
293 views

spritekit sidescroller how to move hero through the level

I am trying to learn spritekit by working my way through developing a simple side scrolling game, but I cannot find a clear answer on how to move the hero through the level. The width of my ground ...
3
votes
1answer
92 views

How to calculate final force vector for the SKSpriteNode

I am creating space game which has an effect similar to black hole's gravitational effect. Wherever the spaceship is going, the black hole will attract it, summing up all the vectors together. I know ...
0
votes
0answers
35 views

Texture not getting loaded in FBX , exported using FBX SDK

I'm working on an OpenGLES2 project (iOS) in which I have to export a scene/model in to FBX format, so that it can be opened using FBX review app. I have made up to the point where the model getting ...
2
votes
1answer
136 views

Collisions between sprites in SpriteKit

I'm making a game in XCode using SpriteKit. The game has a player and different types of projectiles that he has to avoid. When the player collides with the projectiles, the score changes and the ...
8
votes
1answer
2k views

How do I create a simple RPG game server? [closed]

I'm working on a Sprite Kit game. I'd like to make it a true multiplayer game, by which I mean that each person joining the game has their own camera. I've seen tutorials on multiplayer games where ...
1
vote
0answers
227 views

How to parse HTTP response (JSONdata) in cocos2d-x

I am making a HTTP request to a server and I am getting data from the database. Now I want to parse the JSON data and get the data into variables like this: std::vector<char> * buffer = ...
2
votes
0answers
69 views

Monetize solitaire game [closed]

I recently released my first game - solitaire for ios. What the best way to monetize game? Options I have in mind: In-app purchase themes (cards, backgrounds etc...) Ads subscription (remove ...
1
vote
0answers
55 views

Solitaire game - future strategy [closed]

I recently released my first html game. It's a simple solitaire game that can be played right in the browser on both web and mobile. Web version doesn't use any monetization technique, mobile version ...
1
vote
2answers
154 views

In-app update, live update, hotfix for mobile game

I'm researching how to make an in app update on mobile game. When there is a hotfix, or an update, users don't have to go to Playstore, or App store to update but update inside the game. (E.g. Clash ...
1
vote
2answers
174 views

LibGDX Deployment questions

A few questions from LibGDX newbie: How do you deploy a Mac/Windows app? If Mac app, can this be deployed to Mac App Store? Do you need to pay monthly (for RoboVM) for iOS development/deployment? ...
4
votes
3answers
168 views

How to fill in crevices on a height map

I am a very experienced iOS Developer, but I am beginning my very first foray into 3D graphics (specifically with SceneKit). I'm trying to model a planet, and I have it working with a height map ...
0
votes
0answers
22 views

Settting a default icon for Achievements on iTunes Connect

I have looked/googled/searched on gamedev but not found an option to set Achievement icons to always be a certain graphic. On google play, this is automatic with the game's icon. I thought Game ...
1
vote
0answers
128 views

Implement ARToolkit SDK for Augmented reality for iOS application

I am actually new to Augmented Reality and I have to make a simple augmented reality app of rendering a 3d object over camera view in iOS (Not with Unity!). I have downloaded the ARToolKit and ...
1
vote
0answers
124 views

Render cylinder tube along 3D Path

I'm working on a roller coaster game, and I have computed a function that represents the path of the track in the 3D space. Since the track will be tubular and will be dynamically generated(as opposed ...
1
vote
1answer
38 views

How can I clearify users my controlls?

In my game I use a really simple control mechanic to control a character on screen. But my problem is that users do not understand this control. Beside a little delay problem they work this way: ...
0
votes
1answer
162 views

How can I avoid a delay with continues touch detection in swift?

I want control a character on my screen with a continuous swipe gesture. As soon as I do a swipe +x or -x my character moves left or right. And as long as I hold my finger it continuous to move to the ...
1
vote
0answers
85 views

Turn Based Game Match Data in iOS

Hi I’m working on turn based game development using turn based API from Apple’s GameKit framework. My game is 2 player strategy game. Currently I’m facing the issue match data update on game play ...
1
vote
1answer
277 views

Developing an iOS/Android game with the free Unity license - feasible?

I recall, when I looked up the Unity license comparison page several months ago, seeing that some iOS/Android features were disabled for the Free license. However I can't seem to find that page now, ...
0
votes
1answer
212 views

Is it possible to detect contact with every frame change when using an animation in SpriteKit?

Is it possible to detect contact with every frame change when using an animation in SpriteKit? For example, if I have two nodes of a person walking, I want to detect contact with the ground each time ...
1
vote
1answer
302 views

Cardboard on iPhone 5 doesn't render on stereo

Has anyone ran into this? I'm on Unity 5.1.1p3, Cardboard Unity Integration v0.5 (5/28/2015) and an iPhone 5 running iOS 8.3 (12F70). I made a game that uses Cardboard and on an iPhone 6 the ...
2
votes
2answers
548 views

Unity NGUI Arial Label looks different in iOS after updating Unity to 5.1.1

I am using NGUI and I have a UILabel. It uses Unity dynamic font Arial. Bold. No effects. This is how it looks in the Unity editor: And that's how I want it to look. When I build it in iOS, it ...
0
votes
1answer
81 views

Unity 4.6.6 iOS Build Issue

I am using unity 4.6.6 to create a Xcode build. When I create a build I am getting following error Cannot initialize return object of type 'Singleton_1_t6738 *' with an rvalue of type ...
0
votes
1answer
87 views

How to choose a SKSpriteNode randomly?

I want to choose from 4 enemies using random and present it on scene. For that purpose I've made this: func enemyPicker() -> SKSpriteNode { var enemyArray = [mouse, robot, drone, block, bird] var ...
0
votes
0answers
27 views

How to assign a button in the main storyboard to launch the GameViewController.swift file

I am quite new to swift and I have constructed a main menu in the main.storyboard file, how do I assign the 'Play Now' button to launch the GameViewController.swift file where I actually plan to ...
0
votes
0answers
170 views

Unity3d iOS build restarts when regaining focus from browser

I have an app made in Unity3d for android and iOS. In it, the user has the ability to link their accounts with Facebook and Twitter. For Facebook I use their Unity plugin, for Twitter, I open an ...
0
votes
0answers
55 views

SpriteKit How to Slowdown Game with RepeatForever Actions continuously running, similar to Matrix Dodging Bullets Effect?

I'm trying to slow down my _gameLayer Node by 0.5 when the player collected a slowing down timer and I want to see all the nodes inside _gameLayer is running at a much slower speed. However when I ...
2
votes
1answer
279 views

Any way to load/execute scripts (game-logic) included in a post-release DLC (Unity3D AssetBundles) on iOS since it seems its not allowed?

We are making a game where players will be granted access to new levels every week and these new levels will probably be downloaded from our server as Unity Asset Bundles The only issue is, as ...
0
votes
0answers
59 views

Does the LibGDX AI extension work on IOS?

Does the LibGDX AI extension work for IOS? Here it does't show how to add it to the IOS dependencies. I don't have an IOS device but I want to release my game for IOS. I just don't to finish my game ...
0
votes
0answers
20 views

SerializedPropertyBindings NullReferenceException

Using: Unity 4.6.1 Pro Visual Studio 2013 Pro, c# Team Foundation Connected to git vc Windows 7 Premium Building 2D iOS app (2D set up) Details: Periodically, this error is occurring. There ...
0
votes
1answer
617 views

How do you set multiple collision rules with Swift and SpriteKit?

So basically I've got 2 types of balls and 2 types of enemies. Green can delete red only, red can hit delete only. Here's what I have for the first collision test: func didBeginContact(contact: ...
-4
votes
1answer
123 views

Unity Licensing

I'm sorry if this gets asked a lot but google gives up answers from back in 2008 and all sorts so could somebody please clear up a couple of questions for me please. I want to make 2D games in ...
1
vote
0answers
171 views

touch mouseOver in createjs - DispatchEvent() not working in iPhone/iOS

I have recently developed an html5 game using createjs and I am currently in the testing phase. The game seems to work fine in all the devices except for the iPhone. After careful analysis I have come ...
1
vote
0answers
130 views

Orientation of SKNode in followPath Swift

I'm developing a game like price wheel where I need to touch the correct answer. For now I find replies where people says: Set yScale of SKNode to -1. Or Set xScale of SKSpriteNode to xScale ...
2
votes
1answer
217 views

Cocos2D V3 Blur effect performance test without iOS device

I am testing the blur effect (CCEffectBlur) in Cocos 2D V3 and I found that when I add an effect to an EffectNode it takes up to 5 seconds to appear in the IOS Simulator screen. (I know that the IOS ...
1
vote
1answer
92 views

Aspect ratios for sprites in Unity3d

I'm using Unity3D version 5.0. I'm wondering what the best way to deal with changing resolutions in Unity is. In Swift I can just use the @x2/@x3 in order for it to pick the correct sprite for it ...
0
votes
1answer
352 views

Swift - Why does my SKShapeNode pass through an object, pausing briefly beforehand?

The code below when run on a device that’s flat on the table shows a red circle (the 'ball') and a line. When I gently tip the device the circle moves towards the line. When it reaches the line, it ...
1
vote
1answer
39 views

Run some objc code very early in unity iOS game lifetime

I want to hook up a crash reporting service to my unity iOS game. It's just one line of objC to add, as early into the app lifecycle as possible, but I'm not sure how to get it to run. I know I could ...
2
votes
1answer
239 views

Handling touch input with Event Trigger

I wrote a simple script to control my 'Player' object: using UnityEngine; using System.Collections; public class PlayerMovement : MonoBehaviour { public float jumpVelocity = 10; ...
0
votes
0answers
38 views

Localizing Game Center hosted match based game for different regions

I have created an iOS game that uses Game Center hosted match feature ...
0
votes
0answers
27 views

Particles starting around specific shape?

I'm trying to solve a difficult UI issue with my iOS/Cocos2d game - I need a visual way of highlighting when a user has made a unique connection of the game pieces (think: a user a forms a triangle ...
1
vote
1answer
272 views

problem with SCNTransaction in Scene Kit

I'm trying to move an object over a period of ten seconds from y coordinate 0 to y coordinate 10. the object is created at y coordinate 0. The problem is when the animation starts, the object pops ...
1
vote
1answer
86 views

Ortho projection of 3D points with a vector

I have 3D points and I need to make an 2D orthographic projection of them onto a plane that is defined by the origin and a normal n. The meaning of this is basically looking at the points from the top ...
0
votes
1answer
55 views

How to make a joystick follow the touch around a starting point using atan2?

I would like to move a joystick, and be able to go beyond the limit of the circle, and the joystick should follow the angle from the touch (the touch is moving), but it should stay on the circle. It ...