Questions tagged [swift]
Swift is a multi-paradigm, compiled programming language.
63 questions
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Grouping "touching" nodes of the same color together
I am trying to make a very simple game that allows the user to tap on any "block" in the scene and "pop" it. If the block is blue and touching another blue block then both blocks ...
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How do I rotate OBJ submeshes relative to themselves (or arbitrary point, as opposed to relative to the whole model)?
I'm creating my own flight simulator game from scratch, using Swift and Metal, for learning purposes, and I'm wondering how I can move certain parts of my aircraft model.
My model is a free OBJ file ...
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INSANE Slowdown when implementing MSAA
I am trying to implement MSAA in my very simple raytracer. However, when I do, my program gets and insane slowdown. I am working in Metal, and on the Metal HUD, I can see that my frametimes drop from ...
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Dynamic bodies falling onto static body tunnel through each other or fail to bounce
I have a problem with Box2D when 2 dynamic bodies fall onto a static body located below when their restitution is non-zero. They tunnel through each other instead of a rigid elastic bounce.
If I treat ...
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How to check multiple rings of tiles around a center tile on a 2D grid
In my game project I create the terrain programmatically by creating tiles on a 2D grid as the player moves around the game map. I have it working where I select the current tile and check all 8 ...
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Quaternions distorting object in Metal
I've been trying to get rotations with quaternions to work for a while now, and I feel I am very close to it actually working but I just can't get it to work.
I do not have a view matrix yet and am ...
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How can I prevent the camera going out of bounds?
I've been working on a Mario Bros clone for the first level, trying to learn how to make games with SpriteKit.
I'm trying to use an ...
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Best way to save screenshots in a game?
I'm making a game, and I'm adding a screenshots feature. Currently I save screenshot files to <Home Directory>/Pictures/MyGame/. However, I'm not sure if ...
user147292
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A ball hits the corner slightly, where will it deflect?
I am currently making an iOS Game but I have a small problem. The game is simply a ball which you can control to avoid obstacles and find the food. When the ball hits, e.g. the top or the bottom of an ...
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How can I remove sprites when they are outside viewport, but then add them again if I return to their location to save memory
I'm creating an open-world RPG like Neverwinter nights. But I’m worried about memory and am afraid if I just populate a huge world with physics based sprite nodes, I won't have any memory for anything ...
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Advice on how to organise the levels in a game
I'm thinking of building a 2D platformer game similar to Super Mario Bros, but I'm in the planning process and realised I don't really have a good way of storing information about each level – where ...
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Why does my 3d model become invisible as I move the camera away?
I'm trying to load a 3d model from Mixamo:
// let scene = SCNScene(named: "art.scnassets/ship.scn")!
let scene = SCNScene(named: "art.scnassets/Ch45_nonPBR.dae")!
...
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Swift get the true date
I have a game and want to reward the user for going on every day. I want to be able to get the true date somehow. I do not want the device date, because the user could just change it and get free ...
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tvOS game launch image shows on simulator but not on device
I’ve set up a launch image in XCode and it does show up in the simulator, but on the Apple TV it just displays a blurry gray background. The image is the correct size and doesn’t have any transparency....
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Implementing score relative to total game time
How would one create score dependent on total time in game? I would like the score to count by 1000+ each second the game is running for. Later I am going to add some coins which will give my total ...
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