24:null 25:["$","title",null,{"children":"Halftone | Dmitry Baranovskiy | Observable"}] 2a:[] 28:{"id":"930e787a9fb2b5e6","slug":"halftone/3","title":"Halftone","thumbnail":"c71c076a4812d21c469f253576af90905389f8d47d8ed997ede43871842b710d","access_level":"public","create_time":"$D2020-07-26T01:50:44.420Z","update_time":"$D2020-07-28T05:33:50.001Z","view_time":null,"first_public_time":"$D2020-07-28T02:31:43.477Z","fork":{"id":"0f9e2549d294ac2c","slug":"halftone","title":"Polka Dot Darkness","owner":{"id":"e3672025b6b6f436","login":"dmitrybaranovskiy","name":"Dmitry Baranovskiy"}},"stars":1,"starred":false,"owner":{"type":"team","id":"e3672025b6b6f436","login":"dmitrybaranovskiy","name":"Dmitry Baranovskiy","avatar_url":"https://avatars-next.observableusercontent.com/c31e7f084a49a6e09f7724ab70028e1f8a03923326f084b8f9e86a014705daf0","tier":"starter_2024"},"version":218,"publish_version":218,"role":null,"authored":false,"authors":[{"type":"individual","id":"230ca2847200ccc9","login":"dmitrybaranovskiy","name":"Dmitry Baranovskiy","avatar_url":"https://avatars-next.observableusercontent.com/c31e7f084a49a6e09f7724ab70028e1f8a03923326f084b8f9e86a014705daf0","tier":null}],"members":[{"type":"individual","id":"230ca2847200ccc9","login":"dmitrybaranovskiy","name":"Dmitry Baranovskiy","avatar_url":"https://avatars-next.observableusercontent.com/c31e7f084a49a6e09f7724ab70028e1f8a03923326f084b8f9e86a014705daf0","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"subscribed":null,"forks":2,"collection":null,"type":"notebook","body":{"title":"Halftone","cells":[{"id":0,"value":"md`# Halftone\\n## By spacing and colour`","pinned":false,"hidden":false,"mode":"ojs"},{"id":130,"value":"md`Spacing`","pinned":false,"hidden":false,"mode":"ojs"},{"id":2,"value":"viewof a = html``","pinned":false,"hidden":false,"mode":"ojs"},{"id":135,"value":"md`Greyness`","pinned":false,"hidden":false,"mode":"ojs"},{"id":149,"value":"viewof wantRate2 = html``","pinned":false,"hidden":false,"mode":"ojs"},{"id":52,"value":"html``","pinned":false,"hidden":false,"mode":"ojs"},{"id":40,"value":"md`Greyness: **${wantRate}**\\n\nDistance: **${a}**\\n\nShade: \\`${chroma(rgb, rgb, rgb).hex()}\\``","pinned":false,"hidden":false,"mode":"ojs"},{"id":156,"value":"π = Math.PI;","pinned":false,"hidden":false,"mode":"ojs"},{"id":13,"value":"area = a ** 2 * sq3;","pinned":false,"hidden":false,"mode":"ojs"},{"id":143,"value":"wantRate = wantRate2 / 100;","pinned":false,"hidden":false,"mode":"ojs"},{"id":154,"value":"k = a ** 2 * sq3 / 2 / π;","pinned":false,"hidden":false,"mode":"ojs"},{"id":163,"value":"k2 = a * sq3 / 3;","pinned":false,"hidden":false,"mode":"ojs"},{"id":166,"value":"d = 36 * (π - 2 * sq3) / (a ** 2 * 2 * sq3 * (3 - 2 * sq3) ** 2);","pinned":false,"hidden":false,"mode":"ojs"},{"id":153,"value":"wantR2 = wantRate < π / (2 * sq3) ? Math.sqrt(wantRate * k) : (2 * k2 * d + Math.sqrt(4 * k2 ** 2 * d ** 2 - 4 * d * (d * k2 ** 2 + 1 - wantRate))) / (2 * d);","pinned":false,"hidden":false,"mode":"ojs"},{"id":213,"value":"wantR = wantR2 == 0 ? 0 : (wantR2 || max);","pinned":false,"hidden":false,"mode":"ojs"},{"id":44,"value":"max = a * Math.sqrt(3) / 3;","pinned":false,"hidden":false,"mode":"ojs"},{"id":72,"value":"rgb = 255 - 255 * wantRate;","pinned":false,"hidden":false,"mode":"ojs"},{"id":50,"value":"chroma = require('chroma-js@1.3.7')","pinned":false,"hidden":false,"mode":"ojs"},{"id":53,"value":"sq3 = Math.sqrt(3);","pinned":false,"hidden":false,"mode":"ojs"}],"files":"$W2a","stdlib":"1","titling":"auto"}} 29:"$28:body"