Vdash Making A New Dash -p3- Apr 2026

3.1 Multiple Data Feeds const DataSources = simhub: url: 'ws://localhost:8888', parser: parseSimHub , udp: port: 9999, parser: parseUDP , serial: port: 'COM3', baud: 115200, parser: parseSerial ; function switchSource(source) disconnectAll(); connect(DataSources[source]);

if (rpm >= this.thresholds[this.thresholds.length - 1]) this.blink();

const PerfMonitor = frames: 0, lastTime: performance.now(), tick() this.frames++; const now = performance.now(); if (now - this.lastTime >= 1000) console.log( FPS: $this.frames ); this.frames = 0; this.lastTime = now; VDash Making A New Dash -P3-

VDash.setTheme = function(themeName) document.documentElement.setAttribute('data-theme', themeName); localStorage.setItem('vdash-theme', themeName); ; function drawGauge(ctx, x, y, radius, value, minVal, maxVal) const angle = (value - minVal) / (maxVal - minVal) * Math.PI * 1.5 - Math.PI * 0.75; // Background arc ctx.beginPath(); ctx.arc(x, y, radius, -0.75 * Math.PI, 0.75 * Math.PI); ctx.strokeStyle = '#444'; ctx.lineWidth = 15; ctx.stroke();

const synth = window.speechSynthesis; function voiceAlert(message, priority = 'low') if (priority === 'high' && synth.speaking) synth.cancel(); udp: port: 9999

// Draw once per frame drawCanvas(); updateDOM();

class LowPassFilter constructor(alpha = 0.2) this.alpha = alpha; this.filtered = 0; filter(value) this.filtered = this.alpha * value + (1 - this.alpha) * this.filtered; return this.filtered; serial: port: 'COM3'

replay(dataArray, speed = 1.0) let index = 0; const interval = setInterval(() => if (index >= dataArray.length) clearInterval(interval); VDash.emit('data:update', dataArray[index++].data); , 1000 / 60 / speed);

record(data) if (!this.isRecording) return; this.buffer.push( timestamp: Date.now(), ...data );

function renderIfDirty() if (dirtyFlags.speed) updateSpeedDisplay(); if (dirtyFlags.rpm) updateRPMNeedle(); // Reset flags after render