j-j-m
/ dynamic_member_lookup_environment.swift
Created
December 23, 2018 23:59
— forked from DougGregor/dynamic_member_lookup_environment.swift
Using Swift 4.2's @dynamicMemberLookup to expose environment variables
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| import Darwin | |
| @dynamicMemberLookup | |
| struct Environment { | |
| subscript(dynamicMember name: String) -> String? { | |
| get { | |
| guard let value = getenv(name) else { return nil } | |
| return String(validatingUTF8: value) | |
| } |
j-j-m
/ commonprofile.metal
Created
May 8, 2017 00:20
Can't access GL Uniforms in Metal shader modifier? Apple docs for SCNShadable written in terms of GL? Pulling your hair out?... this will help.
j-j-m
/ simplex.js
Created
August 24, 2016 17:45
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| var scene, camera, renderer; | |
| var geometry, material, mesh; | |
| var t_geometry, t_material, t_mesh; | |
| var vertices; | |
| var perm = [151,160,137,91,90,15, | |
| 131,13,201,95,96,53,194,233,7,225,140,36,103,30,69,142,8,99,37,240,21,10,23, | |
| 190, 6,148,247,120,234,75,0,26,197,62,94,252,219,203,117,35,11,32,57,177,33, | |
| 88,237,149,56,87,174,20,125,136,171,168, 68,175,74,165,71,134,139,48,27,166, | |
| 77,146,158,231,83,111,229,122,60,211,133,230,220,105,92,41,55,46,245,40,244, |