45:["$","title",null,{"children":"MNR elements 9dzn5 | Paolo Andrenacci | Observable"}] 4d:Ta1d,function makeTrack(id, chan) { let track = { id, chan }; let r = rmaster.sub('trackProfile '+id); track.program = Math.floor(r()*128); let tp = tuning.pitch; let range1 = utils.expMixRange(tp.range1, r()); let base1 = utils.linMixRange(tp.limits, r()); // da aggiustare let period1 = utils.expMixRange(tp.period1, r()); // period in beats period1 = period1*tuning.tpq; // period in ticks let f1 = 2*Math.PI/period1; let ph1 = 2*Math.PI*r(); let range2 = utils.linMixRange(tp.range2, r()); let period2 = utils.expMixRange(tp.period2, r()); // period per beat period2 = period2*tuning.tpq; // period in ticks let f2 = 2*Math.PI/period2; let ph2 = 2*Math.PI*r(); let tlen = tuning.blen*tuning.tpq; let trmask=[]; for(var i=0;i trmask[Math.round(t)]; function computePitch(t) { let s1 = Math.sin(t*f1+ph1)*.5+.5; let s2 = Math.sin(t*f2+ph2)*.5+.5; let y = base1+s1*range1+s2*range2; return y; } let td = tuning.dyn; let trange1 = utils.expMixRange(td.range1, r()); let tperiod1 = utils.expMixRange(td.period1, r()); // period in beats tperiod1 = tperiod1*tuning.tpq; // period in ticks let tf1 = 2*Math.PI/tperiod1; let tph1 = 2*Math.PI*r(); let bias = utils.linMixRange(td.bias, r()); let trange2 = utils.linMixRange(td.range2, r()); let tperiod2 = utils.expMixRange(td.period2, r()); // period per beat tperiod2 = tperiod2*tuning.tpq; // period in ticks let tf2 = 2*Math.PI/tperiod2; let tph2 = 2*Math.PI*r(); function computeThresh(t) { let s1 = Math.sin(t*tf1+tph1)*.5+.5; let s2 = Math.sin(t*tf2+ph2)*.5+.5; let y = s1*trange1+s2*trange2+bias; return y; } let events = []; for(var i=0;i`; dmel = await dmel; drythm = await drythm; div.appendChild(dmel); div.appendChild(drythm); return div; }4f:[] 49:{"id":"0c4ad535411b60a4","slug":"mnr-elements-9dzn5","title":"MNR elements 9dzn5","thumbnail":"a299eaa0efc0ecb29dd4d003b4b411cdb52bbcf46a4bbbb4da6a6e0ba42bf3bf","access_level":"public","create_time":"$D2023-05-12T12:23:41.910Z","update_time":"$D2023-05-12T12:24:12.992Z","view_time":null,"first_public_time":"$D2023-05-12T12:23:41.910Z","has_unpublished_edits":null,"fork":{"id":"fa1da96f29850d07","slug":"mnr-elements","title":"MNR elements","owner":{"id":"8f312c34120e2497","login":"paoloandrenacci","name":"Paolo Andrenacci"}},"stars":0,"starred":false,"owner":{"type":"team","id":"8f312c34120e2497","login":"paoloandrenacci","name":"Paolo Andrenacci","avatar_url":"https://avatars-next.observableusercontent.com/6afb12025151f7f643997ab2f4d1b47d21d89c84205415400758c66fd4058382","tier":"starter_2024","bio":"","followed_by_you":false,"follows_you":false},"version":1013,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"00e56cf4dcae3d7a","login":"paoloandrenacci","name":"Paolo Andrenacci","avatar_url":"https://avatars-next.observableusercontent.com/6afb12025151f7f643997ab2f4d1b47d21d89c84205415400758c66fd4058382","tier":null,"bio":"","followed_by_you":false,"follows_you":false}],"members":[{"type":"individual","id":"00e56cf4dcae3d7a","login":"paoloandrenacci","name":"Paolo Andrenacci","avatar_url":"https://avatars-next.observableusercontent.com/6afb12025151f7f643997ab2f4d1b47d21d89c84205415400758c66fd4058382","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":0,"collection":null,"type":"notebook","body":{"titling":"auto","title":"MNR elements 9dzn5","cells":[{"id":0,"value":"# MNR elements 9dzn5","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":167,"value":"viewof rmaster=randomizerui();","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":766,"value":"viewof startstop = {\n let button = htl.html``;\n button.addEventListener('click', function() {\n console.log('click '+status.playing);\n if (status.playing) {\n status.stop();\n button.value = 'start';\n }\n else {\n status.start();\n button.value = 'stop'; \n }\n });\n return button;\n }","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":928,"value":"showStatus = {\n while(true) {\n statusUpdate();\n yield status.dump();\n }\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":644,"value":"ports = midiPortsUI()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":813,"value":"song = {\n let r = rmaster.sub('song');\n let ntracks = Math.floor(utils.expMixRange(tuning.ntracks, r()));\n let tracks = [];\n for(var i=0; i a+(b-a)*w;\n const expMix = (a,b,w) => a*Math.pow(b/a,w);\n const expMixRange = (r,w) => r.min*Math.pow(r.max/r.min,w);\n const linMixRange = (r,w) => r.min+(r.max-r.min)*w;\n const objdump = obj=>JSON.stringify(obj).replace(/\"/g, \"\");\n const objdump2 = obj=>objdump(obj).replace(/{/g, \"\").replace(/}/g, \"\");\n return {linMix, expMix,linMixRange, expMixRange, objdump, objdump2};\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":540,"value":"track1 = makeTrack('track1');","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":381,"value":"$4e","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":240,"value":"scale =[0,2,4,5,7,9,11];","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":692,"value":"xscale = scale=>[scale[scale.length-1]-12, ...scale, scale[0]+12]","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":238,"value":"function scalemap(x) {\n let oct = Math.floor(x/12)*12;\n let k = x-oct;\n let sel,dist=99;\n for(let g of xscale(scale)) {\n let d = Math.abs(g-k);\n if (dpitch`, \n bottom: Inputs.range([0, 128], {value: 30, label: \"bottom\", step:1}),\n top: Inputs.range([0, 128], {value: 110, label: \"top\", step:1}),\n minrange:Inputs.range([0, 128], {value: 110, label: \"top\", step:1}),\n maxrange:Inputs.range([0, 128], {value: 110, label: \"top\", step:1}),\n second: addClass(Inputs.range([0, 1000], {value: 5, label: \"2nd (custom style)\"}), \"hide-number yellow\"), // custom css\n myTrigger: Inputs.button(\"Click me\", {label:'trigger something'}),\n myToggle: Inputs.toggle({label: \"this is a toggle\"}),\n fruit: Inputs.select(['apple','orange','lemon'], {label: \"fruit\"}),\n vegetables: Inputs.select(['carrot','potato'], {label: \"vegetables\"}),\n mytext: Inputs.text({label: \"my text\", placeholder: \"Enter here\"}),\n mytext2: Inputs.text({placeholder: \"no label here\"}),\n noLabelRange: Inputs.range([0,1], {}),\n})*/","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":660,"value":"status = {\n let s = {\n playing: false,\n t0:null,\n lastTick:null\n }\n s.start = function() {\n if (s.playing) \n return;\n console.log('start');\n s.t0=time();\n s.lastTick = s.t0-1;\n s.playing=true;\n s.lastTick=null;\n\n for (let track of song.tracks)\n ports.midiports.send([0xc0+track.chan, track.program]);\n }\n \n s.stop = function(){\n if (!s.playing)\n return;\n console.log('stop');\n s.t0=null;\n s.playing=false;\n },\n s.dump = ()=> { let {playing, t0,lastTick} = s; return {playing,t0,lastTick}};\n return s;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":795,"value":"function statusUpdate() {\n const lookAhead = 200;\n if (!status.playing)\n return;\n let now = time()-status.t0;\n let upperLimit = msToTick(now+lookAhead);\n dashboard.set(0, 'upperlLimit: '+upperLimit+' ms');\n dashboard.set(1, utils.objdump2(status.dump()));\n playEvents(status.lastTick, upperLimit);\n status.lastTick = upperLimit;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":797,"value":"function playEvents(tick0, tick1) {\n dashboard.set(2, 'playEvents '+tick0+' '+tick1+' ntracks:'+song.tracks.length);\n for(var i=0; iloop0) { // end of loop\n playTrackEvents(pos0, len, i, tickSongTimeMs(loop0*len));\n playTrackEvents(0, pos1,i, tickSongTimeMs(loop1*len));\n }\n else {\n playTrackEvents(pos0, pos1, i, tickSongTimeMs(loop0*len));\n }\n }\n \n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":842,"value":"function playTrackEvents(t0, t1, trackIndex, phraseStartMs) {\n //console.log({t0, t1, trackIndex, phraseStartMs});\n let track = song.tracks[trackIndex];\n for(let ev of track.events) {\n if (ev.tick<=t0 || ev.tick>t1)\n continue;\n let t = time();\n let dt = t-phraseStartMs;\n let tktimeMs = tickToMs(ev.tick);\n let t2 = phraseStartMs+tktimeMs;\n let delta = t2-t;\n dashboard.set(4, 'Event '+ev.note +' ps:'+ phraseStartMs+ ' t:'+t+ ' t2:'+t2+' delta:'+delta);\n let msg = [0x90+track.chan, ev.note, Math.min(Math.floor(ev.dyn*30), 127) ]\n ports.midiports.send(msg, t2)\n ports.midiports.send([0x80+track.chan, ev.note, 0], t2+tickToMs(ev.tlen))\n console.log(msg, t2);\n \n }\n \n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":834,"value":"msToTick = ms => (ms/60000)*song.bpm*tuning.tpq","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":865,"value":"tickSongTimeMs = t=>status.playing ? status.t0 + tickToMs(t) : 0; 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","pinned":false,"hidden":false,"mode":"html","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":8,"value":"### import","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":10,"value":"import {randomizer, randomizerui} from '@paoloandrenacci/randomizer'","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":298,"value":"import {Panel, addClass} from '@paoloandrenacci/panel'","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":602,"value":"WebMidi = require(\"webmidi@^2.0.0\")","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":188,"value":"vegalite = require('vega-embed')","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":618,"value":"import { midiPorts, midiPortsUI, time } from \"@paoloandrenacci/midi-ports\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":940,"value":"import {logPanel } from \"@paoloandrenacci/log-panel\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W4f","stdlib":"1"}} 44:null