Fredrik Sjöberg FredrikSjoberg
FredrikSjoberg
/ AVErrorCodes and Descriptions
Created
May 24, 2018 09:12
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| -11800 : unknown | |
| -11801 : outOfMemory | |
| -11803 : sessionNotRunning | |
| -11804 : deviceAlreadyUsedByAnotherSession | |
| -11805 : noDataCaptured | |
| -11806 : sessionConfigurationChanged | |
| -11807 : diskFull | |
| -11808 : deviceWasDisconnected | |
| -11809 : mediaChanged | |
| -11810 : maximumDurationReached |
FredrikSjoberg
/ AVErrorCodeDescriptions.swift
Last active
May 24, 2018 09:14
AVError.code descriptions
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| func errorAndCode(code: AVError.Code) -> (Int, String) { | |
| return (code.rawValue, describeAVError(code: code)) | |
| } | |
| func describeAVError(code: AVError.Code) -> String { | |
| switch code { | |
| case .unknown: return "unknown" | |
| case .outOfMemory: return "outOfMemory" | |
| case .sessionNotRunning: return "sessionNotRunning" | |
| case .deviceAlreadyUsedByAnotherSession: return "deviceAlreadyUsedByAnotherSession" |
FredrikSjoberg
/ MontyHall.swift
Last active
February 2, 2017 10:37
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| //: Playground - noun: a place where people can play | |
| import Foundation | |
| import GameplayKit | |
| struct Game: Sequence, IteratorProtocol { | |
| // Should return a random Int between 0-Param, ie 0<=x<3 | |
| let random: (Int) -> Int | |
| let doors: Int = 3 | |
FredrikSjoberg
/ CGPoint+Hashable.swift
Created
May 12, 2016 20:02
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| extension CGPoint : Hashable { | |
| func distance(point: CGPoint) -> Float { | |
| let dx = Float(x - point.x) | |
| let dy = Float(y - point.y) | |
| return sqrt((dx * dx) + (dy * dy)) | |
| } | |
| public var hashValue: Int { | |
| // iOS Swift Game Development Cookbook | |
| // https://books.google.se/books?id=QQY_CQAAQBAJ&pg=PA304&lpg=PA304&dq=swift+CGpoint+hashvalue&source=bl&ots=1hp2Fph274&sig=LvT36RXAmNcr8Ethwrmpt1ynMjY&hl=sv&sa=X&ved=0CCoQ6AEwAWoVChMIu9mc4IrnxgIVxXxyCh3CSwSU#v=onepage&q=swift%20CGpoint%20hashvalue&f=false | |
| return x.hashValue << 32 ^ y.hashValue |
FredrikSjoberg
/ RGBtoHSV.swift
Last active
September 24, 2024 10:06
Color space conversion between RGB and HSV
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| // https://www.cs.rit.edu/~ncs/color/t_convert.html | |
| struct RGB { | |
| // Percent | |
| let r: Float // [0,1] | |
| let g: Float // [0,1] | |
| let b: Float // [0,1] | |
| static func hsv(r: Float, g: Float, b: Float) -> HSV { | |
| let min = r < g ? (r < b ? r : b) : (g < b ? g : b) | |
| let max = r > g ? (r > b ? r : b) : (g > b ? g : b) |