43:["$","title",null,{"children":"Interpolate between square and circle | Toph Tucker | Observable"}] 4b:[] 47:{"id":"50a03cebb5db8a02","slug":"interpolate-between-square-and-circle","title":"Interpolate between square and circle","thumbnail":"098a0f4f197be59c22344befd67e2b297440d3400f49e8434b42ba88b7cd3162","access_level":"public","create_time":"$D2019-07-13T21:12:24.366Z","update_time":"$D2019-07-13T22:50:16.094Z","view_time":null,"first_public_time":"$D2019-07-13T22:45:20.323Z","has_unpublished_edits":null,"fork":false,"stars":4,"starred":false,"owner":{"type":"team","id":"97290e936c339d8e","login":"tophtucker","name":"Toph Tucker","avatar_url":"https://avatars-next.observableusercontent.com/3706c31a8f9c59bb716c022c04b9c073144cd1368b78ac85f49139be6c93c34e","tier":"pro_2026","bio":"Learned D3 at Businessweek, started using Observable to do my job at Kensho, took time off to write notebooks about Mayans and Galton, moved to San Francisco to work for Observable. Now work for it remotely from the Berkshires where my wife runs Avaloch.","followed_by_you":false,"follows_you":false},"version":122,"publish_version":122,"role":null,"authored":false,"authors":[{"type":"individual","id":"0bb2842b01e0c652","login":"tophtucker","name":"Toph Tucker","avatar_url":"https://avatars-next.observableusercontent.com/3706c31a8f9c59bb716c022c04b9c073144cd1368b78ac85f49139be6c93c34e","tier":null,"bio":"Learned D3 at Businessweek, started using Observable to do my job at Kensho, took time off to write notebooks about Mayans and Galton, moved to San Francisco to work for Observable. Now work for it remotely from the Berkshires where my wife runs Avaloch.","followed_by_you":false,"follows_you":false}],"members":[{"type":"individual","id":"0bb2842b01e0c652","login":"tophtucker","name":"Toph Tucker","avatar_url":"https://avatars-next.observableusercontent.com/3706c31a8f9c59bb716c022c04b9c073144cd1368b78ac85f49139be6c93c34e","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":1,"collection":null,"type":"notebook","body":{"titling":"auto","title":"Interpolate between square and circle","cells":[{"id":0,"value":"md`# Interpolate between square and circle\nPorted from [Wolfram Demonstration](https://demonstrations.wolfram.com/LinearInterpolationBetweenASquareAndACircle/) by Jon Perry.`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":56,"value":"svg``","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":63,"value":"viewof radius = html``","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":34,"value":"viewof position = html``","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":41,"value":"getSquircle = (r, p) => {\n const t = []\n for (let i = 0; i < 2 * Math.PI; i += 0.01) {\n let [cx, cy] = circle(i)\n let [sx, sy] = square(i)\n t.push([\n r * ((1 - p) * sx + p * cx),\n r * ((1 - p) * sy + p * cy),\n ])\n }\n return t\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":8,"value":"circle = x => [Math.cos(x), Math.sin(x)]","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":15,"value":"square = x =>\n (x <= 45 * degree) ? [1, Math.sqrt(2) * Math.sin(x)]\n : (x <= 135 * degree) ? [Math.sqrt(2) * Math.cos(x), 1]\n : (x <= 225 * degree) ? [-1, Math.sqrt(2) * Math.sin(x)]\n : (x <= 315 * degree) ? [Math.sqrt(2) * Math.cos(x), -1]\n : [1, Math.sqrt(2) * Math.sin(x)]","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":11,"value":"degree = Math.PI / 180","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W4b","stdlib":"1"}} 42:null