Ad5001
06bb00cc17
Some checks failed
continuous-integration/drone/push Build is failing
Also removing some debug and unused code.
146 lines
5.6 KiB
JavaScript
146 lines
5.6 KiB
JavaScript
/**
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* LogarithmPlotter - 2D plotter software to make BODE plots, sequences and distribution functions.
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* Copyright (C) 2022 Ad5001
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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.pragma library
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.import "common.js" as Common
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.import "function.js" as F
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.import "../objects.js" as Objects
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.import "../mathlib.js" as MathLib
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.import "../parameters.js" as P
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.import "../math/latex.js" as Latex
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class SommeGainsBode extends Common.DrawableObject {
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static type(){return 'Somme gains Bode'}
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static displayType(){return qsTr('Bode Magnitudes Sum')}
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static displayTypeMultiple(){return qsTr('Bode Magnitudes Sum')}
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static createable() {return false}
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static properties() {return {
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[QT_TRANSLATE_NOOP('prop','labelPosition')]: P.Enum.Position,
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[QT_TRANSLATE_NOOP('prop','labelX')]: 'number',
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}}
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constructor(name = null, visible = true, color = null, labelContent = 'name + value',
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labelPosition = 'above', labelX = 1) {
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if(name == null) name = 'G'
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super(name, visible, color, labelContent)
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this.labelPosition = labelPosition
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this.labelX = labelX
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this.recalculateCache()
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}
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export() {
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return [this.name, this.visible, this.color.toString(), this.labelContent, this.labelPosition, this.labelX]
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}
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getReadableString() {
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return `${this.name} = ${Objects.getObjectsName('Gain Bode').join(' + ')}`
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}
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getLatexString() {
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return `${Latex.variable(this.name)} = ${Objects.getObjectsName('Gain Bode').map(Latex.variable).join(' + ')}`
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}
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execute(x = 0) {
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for(var [dbfn, inDrawDom] of this.cachedParts) {
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if(inDrawDom.includes(x)) {
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return dbfn.execute(x)
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}
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}
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return null
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}
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canExecute(x = 1) {
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return true // Should always be true
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}
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simplify(x = 1) {
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for(var [dbfn, inDrawDom] of this.cachedParts) {
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if(inDrawDom.includes(x)) {
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return dbfn.simplify(x)
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}
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}
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return ''
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}
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recalculateCache() {
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this.cachedParts = []
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// Calculating this is fairly resource expansive so it's cached.
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if(Objects.currentObjects['Gain Bode'] != undefined) {
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console.log('Recalculating cache gain')
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// Minimum to draw (can be expended if needed, just not infinite or it'll cause issues.
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var drawMin = 0.001
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var baseY = 0
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var om0xGains = {1000000000: 0} // To draw the last part
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var om0xPass = {1000000000: 'high'} // To draw the last part
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Objects.currentObjects['Gain Bode'].forEach(function(gainObj) { // Sorting by their om_0 position.
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var om0x = gainObj.om_0.x.execute()
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if(om0xGains[om0x] == undefined) {
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om0xGains[om0x] = gainObj.gain.execute()
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om0xPass[om0x] = gainObj.pass == 'high'
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} else {
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om0xGains[om0x+0.001] = gainObj.gain.execute()
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om0xPass[om0x+0.001] = gainObj.pass == 'high'
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}
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baseY += gainObj.execute(drawMin)
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})
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// Sorting the om_0x
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var om0xList = Object.keys(om0xGains).map(x => parseFloat(x)) // THEY WERE CONVERTED TO STRINGS...
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om0xList.sort((a,b) => a - b)
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// Adding the total gains.
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var gainsBeforeP = []
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var gainsAfterP = []
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var gainTotal = 0
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for(var om0x of om0xList){
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if(om0xPass[om0x]) { // High-pass
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gainsBeforeP.push(om0xGains[om0x])
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gainsAfterP.push(0)
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gainTotal += om0xGains[om0x] // Gain at first
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} else {
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gainsBeforeP.push(0)
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gainsAfterP.push(om0xGains[om0x])
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}
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}
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// Calculating parts
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var previousPallier = drawMin
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for(var pallier = 0; pallier < om0xList.length; pallier++) {
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var dbfn = new MathLib.Expression(`${gainTotal}*(ln(x)-ln(${previousPallier}))/ln(10)+${baseY}`)
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var inDrawDom = MathLib.parseDomain(`]${previousPallier};${om0xList[pallier]}]`)
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this.cachedParts.push([dbfn, inDrawDom])
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previousPallier = om0xList[pallier]
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baseY = dbfn.execute(om0xList[pallier])
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gainTotal += gainsAfterP[pallier] - gainsBeforeP[pallier]
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}
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}
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}
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draw(canvas, ctx) {
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if(this.cachedParts.length > 0) {
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for(var [dbfn, inDrawDom] of this.cachedParts) {
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F.Function.drawFunction(canvas, ctx, dbfn, inDrawDom, MathLib.Domain.R)
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if(inDrawDom.includes(this.labelX)) {
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// Label
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this.drawLabel(canvas, ctx, this.labelPosition, canvas.x2px(this.labelX), canvas.y2px(this.execute(this.labelX)))
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}
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}
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}
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}
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}
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