384 lines
14 KiB
JavaScript
384 lines
14 KiB
JavaScript
// const { createElement } = require("./react");
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const DEBUG = false;
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var log;
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if (DEBUG)
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log = console.log;
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else
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log = window.max.outlet;
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const e = React.createElement;
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let lfos = [];
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const MAXLFOS = 20;
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const MAXENUMS = 20;
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const MAXENUMPOINTS = 10;
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const ViewModes = Object.freeze({
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MOD: 0,
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ENUM: 1
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});
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var modPhases = Array(MAXLFOS).fill(0);
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var firstUpdateTime = Date.now();
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const MODULATORLABELS = ["-type-", "---shape---", "-------param-------", "--freq--", "-amp-", "-phase-", "-min", "-max"];
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const ENUMERATORLABELS = ["---parameter---", "-# points-"];
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function MasterLfoHandler(){
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let initVisArr = Array(MAXLFOS).fill(false);
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initVisArr[0] = true;
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const [viewMode, setViewMode] = React.useState(ViewModes.MOD);
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const toggleViewMode = () => {
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if (viewMode === ViewModes.MOD)
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setViewMode(ViewModes.ENUM);
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else
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setViewMode(ViewModes.MOD);
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};
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/// MODULATOR ARRAYS
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const [modVisibleArr, setModVisibleArr] = React.useState(initVisArr);
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const [modCenterVals, setModCenterVals] = React.useState({});
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const [shapeArr, setShapeArr] = React.useState(Array(MAXLFOS).fill('Sine'));
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const [djParamArr, setDjParamArr] = React.useState(Array(MAXLFOS).fill('NONE'));
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const [freqArr, setFreqArr] = React.useState(Array(MAXLFOS).fill('1'));
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const [ampArr, setAmpArr] = React.useState(Array(MAXLFOS).fill('1'));
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const [phaseArr, setPhaseArr] = React.useState(Array(MAXLFOS).fill('0'));
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const allModArrays = [modVisibleArr, shapeArr, djParamArr, freqArr, ampArr, phaseArr];
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const allModSetters = [setModVisibleArr, setShapeArr, setDjParamArr, setFreqArr, setAmpArr, setPhaseArr];
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const modBlankVals = [true, SHAPETYPES[0], MODPARAMOPTIONS[0], '1', '1', '0'];
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/// ENUMERATOR ARRAYS
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const [enumVisibleArr, setEnumVisibleArr] = React.useState(initVisArr);
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const [enumItemCounts, setEnumItemCounts] = React.useState(Array(MAXENUMPOINTS).fill('2'));
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const [enumDjParamArr, setEnumDjParamArr] = React.useState(Array(MAXENUMPOINTS).fill('attenuation'));
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let baseEnumBreakpoints = Array(MAXENUMS).fill(0).map(x => Array(MAXENUMPOINTS+ 1).fill(0));
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for (let i = 0; i < MAXENUMS; i++){
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for (let j=0; j < MAXENUMPOINTS + 1; j++){
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baseEnumBreakpoints[i][j] = j;
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}
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}
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const [enumBreakPoints, setEnumBreakPoints] = React.useState(baseEnumBreakpoints);
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const getBlankEnumBreakPointRow = () => {
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let arr = []
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for (let i=0; i< MAXENUMPOINTS + 1; i++)
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arr.push(i)
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return arr;
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}
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const getBlankEnumNameRow = () => {return Array(MAXENUMPOINTS).fill('param')};
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let baseEnumNames = Array(MAXENUMS).fill(0).map(x => Array(MAXENUMPOINTS).fill('param'));
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const [enumNames, setEnumNames] = React.useState(baseEnumNames);
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const allEnumArrays = [enumVisibleArr, enumItemCounts, enumDjParamArr];
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const allEnumArrSetters = [setEnumVisibleArr, setEnumItemCounts, setEnumDjParamArr];
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const allEnumMats = [enumBreakPoints, enumNames];
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const allEnumMatSetters = [setEnumBreakPoints, setEnumNames];
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const allGetEnumMatBlankVals = [getBlankEnumBreakPointRow, getBlankEnumNameRow]
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const enumBlankVals = [true, 2, MODPARAMOPTIONS[0]];
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const [render, rerender] = React.useState(false); // BAD. I SHOULDN'T BE DOING THIS
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React.useEffect(() => {
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function handleLoad(event) {
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window.max.getDict(event.detail, (dict) => {
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for (let i = 0; i<allModArrays.length; i++) {
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allModSetters[i](dict.data.modArrays[i]);
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}
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for (let i = 0; i<allEnumArrays.length; i++) {
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allEnumArrSetters[i](dict.data.enumArrays[i]);
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}
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for (let i = 0; i<allEnumMats.length; i++) {
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allEnumMatSetters[i](dict.data.enumMats[i]);
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}
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})
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}
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function handleSave(event) {
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let data = {
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'modArrays' : allModArrays,
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'enumArrays' : allEnumArrays,
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'enumMats' : allEnumMats
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}
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window.max.setDict(event.detail, {"data" : data});
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window.max.outlet("saved");
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}
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// only called internally by 1. Handler after modulator processing 2. LFO outputs
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function handleEnum(event){
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let name = event.detail[0];
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let val = event.detail[1];
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// if none of the Enums use this param, then we output it
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let i = 0;
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while (i < MAXENUMS){
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if (enumVisibleArr[i] && enumDjParamArr[i] == name)
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break;
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i++
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}
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if (i == MAXENUMS){
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window.max.outlet(name + ' ' + val);
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}
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else {
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enumerate(name, val, enumItemCounts[i], enumBreakPoints[i], enumNames[i]);
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}
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}
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function handleParam(event) {
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let name = event.detail[0];
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let val = event.detail[1];
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// CHECK FOR INDEX OF THIS NAME IN ENUM MATRIX, AND IF IT IS THERE DENUMERATE
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let index = enumDjParamArr.indexOf(name);
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if (index != -1){
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val = denumerate(val, enumItemCounts[index], enumBreakPoints[index], enumNames[index]);
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}
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// if none of the LFOs use this param, then we send it straight to the enum
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let i = 0;
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while (i < MAXLFOS){
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if (modVisibleArr[i] && djParamArr[i] == name)
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break;
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i++
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}
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if (i == MAXLFOS){
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window.dispatchEvent(new CustomEvent('enum', {'detail' : [name, val]}));
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}
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modCenterVals[name] = val;
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setModCenterVals(modCenterVals);
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rerender(!render); // BAD! SHOULD NOT BE DOING THIS!
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}
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function handleTick(event) {
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let time = (Date.now() - firstUpdateTime) / 1000;
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operateModulators(modVisibleArr, djParamArr, modCenterVals, freqArr, ampArr, shapeArr, phaseArr, time);
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}
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window.addEventListener('loadDict', handleLoad);
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window.addEventListener('saveDict', handleSave);
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window.addEventListener('tick', handleTick);
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window.addEventListener('param', handleParam);
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window.addEventListener('enum', handleEnum);
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return () => {
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window.removeEventListener('loadDict', handleLoad);
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window.removeEventListener('saveDict', handleSave);
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window.removeEventListener('tick', handleTick);
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window.removeEventListener('param', handleParam);
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window.removeEventListener('enum', handleEnum);
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};
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}, [...allModArrays, ...allEnumArrays, ...allEnumMats, modCenterVals, render]);
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///////
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// Generate Modulators
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///////
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let modContents = []
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for (var i = 0; i<MAXLFOS; i++){
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let id = i;
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modContents.push(
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e(LfoRow, {
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shape: shapeArr[i],
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setShape: CreateParamChanger(shapeArr, setShapeArr, i),
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djParam: djParamArr[i],
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setDjParam: CreateParamChanger(djParamArr, setDjParamArr, i),
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centerVals: modCenterVals,
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freq: freqArr[i],
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setFreq: CreateParamChanger(freqArr, setFreqArr, i),
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amp: ampArr[i],
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setAmp: CreateParamChanger(ampArr, setAmpArr, i),
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phase: phaseArr[i],
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setPhase: CreateParamChanger(phaseArr, setPhaseArr, i),
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visible: modVisibleArr[i],
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addLfo: () => {
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if (id < MAXLFOS - 1){
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if (modVisibleArr[id + 1]){
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let emptyIndex = modVisibleArr.findIndex((item) => !item);
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if (emptyIndex != -1){
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for (var j = 0; j < allModArrays.length; j++){
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let array = allModArrays[j];
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// remove from all arrays
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array.splice(emptyIndex, 1);
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// add empty item at opened index
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array.splice(id + 1, 0, modBlankVals[j]);
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allModSetters[j](array);
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}
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}
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}
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else {
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for (var j = 0; j < allModArrays.length; j++){ // no space below, easy.
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let array = allModArrays[j];
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array[id + 1] = modBlankVals[j];
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allModSetters[j](array);
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}
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}
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rerender(!render);
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}
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},
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removeLfo: () => {
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if (modVisibleArr.filter(x=>x).length > 1){
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let newArr = modVisibleArr.slice();
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newArr[id] = false;
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setModVisibleArr(newArr);
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}
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}
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},
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null));
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}
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///////
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// Generate Enumerators
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///////
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let enumContents = []
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for (var i = 0; i<MAXLFOS; i++){
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let id = i;
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enumContents.push(
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e(EnumeratorRow, {
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index: i,
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enumItems: enumItemCounts[i],
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setEnumItemCounts: CreateParamChanger(enumItemCounts, setEnumItemCounts, i),
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enumBreakPoints: enumBreakPoints,
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setEnumBreakPoints: setEnumBreakPoints,
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enumNames: enumNames,
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setEnumNames: setEnumNames,
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visible: enumVisibleArr[i],
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djParam: enumDjParamArr[i],
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setDjParam: CreateParamChanger(enumDjParamArr, setEnumDjParamArr, i),
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addEnum: () => {
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if (id < MAXLFOS - 1){
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if (enumVisibleArr[id + 1]){ // if we need to open up space
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let emptyIndex = enumVisibleArr.findIndex((item) => !item);
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if (emptyIndex != -1){
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for (var j = 0; j < allEnumArrays.length; j++){
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let array = allEnumArrays[j];
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// remove from all arrays
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array.splice(emptyIndex, 1);
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// add empty item at opened index
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array.splice(id + 1, 0, enumBlankVals[j]);
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allEnumArrSetters[j](array);
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}
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// Now do the same with matrices
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for (var j = 0; j < allEnumMats.length; j++){
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let mat = allEnumMats[j];
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mat.splice(emptyIndex, 1);
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mat.splice(id + 1, 0, 0);
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mat[id + 1] = allGetEnumMatBlankVals[j]();
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allEnumMatSetters[j](mat);
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}
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}
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}
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else {
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for (var j = 0; j < allEnumArrays.length; j++){
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let array = allEnumArrays[j];
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array[id+1] = enumBlankVals[j];
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allEnumArrSetters[j](array);
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}
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// Now do the same with matrices
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for (var j = 0; j < allEnumMats.length; j++){
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let mat = allEnumMats[j];
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mat[id + 1] = allGetEnumMatBlankVals[j]();
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allEnumMatSetters[j](mat);
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}
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}
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rerender(!render);
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}
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},
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removeEnum: () => {
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if (enumVisibleArr.filter(x=>x).length > 1){
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let newArr = enumVisibleArr.slice();
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newArr[id] = false;
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setEnumVisibleArr(newArr);
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}
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}
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}, null)
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);
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}
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var grid;
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var title;
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var labels;
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if (viewMode === ViewModes.MOD){
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grid = modContents;
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title = "MODULATORS";
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labels = MODULATORLABELS;
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}
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else {
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grid = enumContents;
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title = "ENUMERATORS";
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labels = ENUMERATORLABELS;
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}
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return e('div', null,
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e(Switch, {ontoggle: toggleViewMode}, null),
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e('h5', null, title),
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e('ul', null, ...labels.map(x => ListItem(Label(x)))),
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e('div', {id: 'grid'}, ...grid)
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);
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}
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if (!DEBUG){
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window.max.bindInlet("load", (dictId) => {
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window.dispatchEvent(new CustomEvent('loadDict', {'detail' : dictId}));
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});
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window.max.bindInlet("save", (dictId) => {
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window.dispatchEvent(new CustomEvent('saveDict', {'detail' : dictId}));
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});
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window.max.bindInlet("param", (paramName, val) => {
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window.dispatchEvent(new CustomEvent('param', {'detail' : [paramName, val]}));
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});
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setInterval(() => {
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window.dispatchEvent(new CustomEvent('tick'));
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}, 200);
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}
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const root = ReactDOM.createRoot(document.getElementById('lfo-container'));
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root.render(e(MasterLfoHandler, null, null)); |