[V0_FILE]javascript:file="tailwind.config.js" isFixed="true" isEdit="true" isQuickEdit="true" isMerged="true" /** @type {import('tailwindcss').Config} */ module.exports = { darkMode: ["class"], content: [ "./pages/**/*.{js,ts,jsx,tsx,mdx}", "./components/**/*.{js,ts,jsx,tsx,mdx}", "./app/**/*.{js,ts,jsx,tsx,mdx}", "app/**/*.{ts,tsx}", "components/**/*.{ts,tsx}", ], theme: { extend: { gridTemplateColumns: { 16: "repeat(16, minmax(0, 1fr))", }, colors: { border: "hsl(var(--border))", input: "hsl(var(--input))", ring: "hsl(var(--ring))", background: "hsl(var(--background))", foreground: "hsl(var(--foreground))", primary: { DEFAULT: "hsl(var(--primary))", foreground: "hsl(var(--primary-foreground))", }, secondary: { DEFAULT: "hsl(var(--secondary))", foreground: "hsl(var(--secondary-foreground))", }, destructive: { DEFAULT: "hsl(var(--destructive))", foreground: "hsl(var(--destructive-foreground))", }, muted: { DEFAULT: "hsl(var(--muted))", foreground: "hsl(var(--muted-foreground))", }, accent: { DEFAULT: "hsl(var(--accent))", foreground: "hsl(var(--accent-foreground))", }, popover: { DEFAULT: "hsl(var(--popover))", foreground: "hsl(var(--popover-foreground))", }, card: { DEFAULT: "hsl(var(--card))", foreground: "hsl(var(--card-foreground))", }, }, borderRadius: { lg: "var(--radius)", md: "calc(var(--radius) - 2px)", sm: "calc(var(--radius) - 4px)", }, }, }, plugins: [require("tailwindcss-animate")], } [V0_FILE]css:file="globals.css" isEdit="true" isMerged="true" @import url("https://fonts.googleapis.com/css2?family=Roboto+Mono&display=swap"); @tailwind base; @tailwind components; @tailwind utilities; :root { --foreground-rgb: 255, 255, 255; --background-rgb: 0, 0, 0; } body { color: rgb(var(--foreground-rgb)); background: rgb(var(--background-rgb)); font-family: "Roboto Mono", monospace; } [V0_FILE]typescriptreact:file="knob.tsx" isMerged="true" import type React from "react" import { useState } from "react" interface KnobProps { label: string onChange: (value: number) => void } export const Knob: React.FC = ({ label, onChange }) => { const [value, setValue] = useState(0) const handleChange = (e: React.ChangeEvent) => { const newValue = Number.parseFloat(e.target.value) setValue(newValue) onChange(newValue) } return (

{label}

) } [V0_FILE]typescriptreact:file="lcd-screen.tsx" isMerged="true" import type React from "react" import { useEffect, useState } from "react" interface LCDScreenProps { message: string } export const LCDScreen: React.FC = ({ message }) => { const [displayMessage, setDisplayMessage] = useState(message) useEffect(() => { let timeout: NodeJS.Timeout if (message.length > 16) { let index = 0 const scroll = () => { setDisplayMessage(message.slice(index, index + 16).padEnd(16)) index = (index + 1) % message.length timeout = setTimeout(scroll, 300) } scroll() } else { setDisplayMessage(message.padEnd(16)) } return () => clearTimeout(timeout) }, [message]) return (

{displayMessage}

) } [V0_FILE]typescriptreact:file="note-info.tsx" isEdit="true" isQuickEdit="true" isMerged="true" import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card" import { ScrollArea } from "@/components/ui/scroll-area" interface NoteInfoProps { activeNotes: string[] } export function NoteInfo({ activeNotes }: NoteInfoProps) { const notes = Array.isArray(activeNotes) ? activeNotes : [] return ( Active Notes

{notes.length === 0 ? (

No notes playing...

) : ( notes.map((note) => (

{note} {getNoteFrequency(note)}Hz

)) )}

) } function getNoteFrequency(note: string): string { const A4 = 440 const notes = ["C", "C#", "D", "D#", "E", "F", "F#", "G", "G#", "A", "A#", "B"] const octave = Number.parseInt(note.slice(-1)) const noteIndex = notes.indexOf(note.slice(0, -1)) const N = noteIndex - 9 + (octave - 4) * 12 const freq = A4 * Math.pow(2, N / 12) return freq.toFixed(1) } [V0_FILE]typescriptreact:file="slider.tsx" isEdit="true" isQuickEdit="true" isMerged="true" import * as React from "react" import * as SliderPrimitive from "@radix-ui/react-slider" import { cn } from "@/lib/utils" interface SliderProps { label: string value: number onChange: (value: number) => void steps?: number showSegments?: boolean } export function Slider({ label, value, onChange, steps = 8, showSegments = true }: SliderProps) { return (

{showSegments && (

{Array.from({ length: steps }).map((_, i) => ( {i + 1} ))}

)}

{Array.from({ length: steps }).map((_, i) => (

))}

onChange(newValue)} max={1} step={1 / (steps - 1)} aria-label={label} style={{ pointerEvents: "none" }} >

{label}

) } [V0_FILE]typescriptreact:file="op-1.tsx" isEdit="true" isQuickEdit="true" isMerged="true" "use client" import { useEffect, useState, useCallback } from "react" import * as Tone from "tone" import { SynthEngine } from "./synth-engine" import { Slider } from "./slider" import { WaveformVisualizer } from "./waveform-visualizer" import { Keyboard } from "./keyboard" import { NoteInfo } from "./note-info" import { PitchShift } from "./components/pitch-shift" import { DeployButton } from "./components/deploy-button" import { AudioVisualizer } from "./components/audio-visualizer" const keyMap: { [key: string]: string } = { a: "C4", w: "C#4", s: "D4", e: "D#4", d: "E4", f: "F4", t: "F#4", g: "G4", y: "G#4", h: "A4", u: "A#4", j: "B4", k: "C5", o: "C#5", l: "D5", p: "D#5", ";": "E5", "'": "F5", "]": "F#5", "\\": "G5", } export default function OP1() { const [synth, setSynth] = useState(null) const [analyser, setAnalyser] = useState(null) const [activeKeys, setActiveKeys] = useState>(new Set()) const [activeNotes, setActiveNotes] = useState([]) const [resetKey, setResetKey] = useState(0) // First row of effects const [filterValue, setFilterValue] = useState(0) const [delayValue, setDelayValue] = useState(0) const [reverbValue, setReverbValue] = useState(0) // Second row of effects const [tremoloValue, setTremoloValue] = useState(0) const [bitCrusherValue, setBitCrusherValue] = useState(0) const [distortionValue, setDistortionValue] = useState(0) useEffect(() => { const newSynth = new SynthEngine() const newAnalyser = new Tone.Analyser("waveform", 128) newSynth.connect(newAnalyser) setSynth(newSynth) setAnalyser(newAnalyser) return () => { newSynth.dispose() newAnalyser.dispose() } }, []) const handleNoteOn = useCallback( (note: string) => { if (synth) { synth.synth.triggerAttack(note) setActiveNotes((prev) => Array.from(new Set([...prev, note]))) setResetKey((prevKey) => prevKey + 1) } }, [synth], ) const handleNoteOff = useCallback( (note: string) => { if (synth) { synth.synth.triggerRelease(note) setActiveNotes((prev) => prev.filter((n) => n !== note)) setResetKey((prevKey) => prevKey + 1) } }, [synth], ) useEffect(() => { const handleKeyDown = (e: KeyboardEvent) => { if (!synth || activeKeys.has(e.key.toLowerCase())) return const note = keyMap[e.key.toLowerCase()] if (note) { synth.synth.triggerAttack(note) setActiveKeys((prev) => new Set(prev).add(e.key.toLowerCase())) setActiveNotes((prev) => Array.from(new Set([...prev, note]))) } } const handleKeyUp = (e: KeyboardEvent) => { if (!synth) return const note = keyMap[e.key.toLowerCase()] if (note) { synth.synth.triggerRelease(note) setActiveKeys((prev) => { const newSet = new Set(prev) newSet.delete(e.key.toLowerCase()) return newSet }) setActiveNotes((prev) => prev.filter((n) => n !== note)) } } window.addEventListener("keydown", handleKeyDown) window.addEventListener("keyup", handleKeyUp) return () => { window.removeEventListener("keydown", handleKeyDown) window.removeEventListener("keyup", handleKeyUp) } }, [synth, activeKeys]) const handleFilterFrequency = (value: number) => { if (synth) { synth.setFilterFrequency(value * 10000) setFilterValue(value) } } const handleDelayTime = (value: number) => { if (synth) { synth.setDelayTime(value) setDelayValue(value) } } const handleReverbDecay = (value: number) => { if (synth) { synth.setReverbDecay(value * 10) setReverbValue(value) } } // Second row effect handlers const handleTremoloDepth = (value: number) => { if (synth) { synth.setTremoloDepth(value) setTremoloValue(value) } } const handleBitCrusherDepth = (value: number) => { if (synth) { synth.setBitCrusherDepth(value) setBitCrusherValue(value) } } const handleDistortionDepth = (value: number) => { if (synth) { synth.setDistortionDepth(value) setDistortionValue(value) } } const handlePitchShift = useCallback( (pitch: number) => { if (synth) { synth.setPitchShift(pitch) } }, [synth], ) return (

{/* First row of effects */}

{/* Second row of effects */}

) } [V0_FILE]typescriptreact:file="synth-engine.ts" isFixed="true" isEdit="true" isQuickEdit="true" isMerged="true" import * as Tone from "tone" export class SynthEngine { synth: Tone.PolySynth filter: Tone.Filter delay: Tone.FeedbackDelay reverb: Tone.Reverb tremolo: Tone.Tremolo bitCrusher: Tone.BitCrusher distortion: Tone.Distortion pitchShift: Tone.PitchShift output: Tone.Gain constructor() { this.output = new Tone.Gain(1).toDestination() this.filter = new Tone.Filter({ type: "lowpass", frequency: 1000, rolloff: -12, }) this.delay = new Tone.FeedbackDelay({ delayTime: 0.25, feedback: 0.3, wet: 0.2, }) this.reverb = new Tone.Reverb({ decay: 2, wet: 0.2, }) this.tremolo = new Tone.Tremolo({ frequency: 2, depth: 0.5, wet: 0, }).start() this.bitCrusher = new Tone.BitCrusher({ bits: 8, wet: 0, }) this.distortion = new Tone.Distortion({ distortion: 0.5, wet: 0, }) this.pitchShift = new Tone.PitchShift({ pitch: 0, windowSize: 0.1, delayTime: 0, feedback: 0, }) this.synth = new Tone.PolySynth(Tone.Synth, { oscillator: { type: "triangle", }, envelope: { attack: 0.05, decay: 0.3, sustain: 0.4, release: 0.8, }, }).chain( this.filter, this.delay, this.reverb, this.tremolo, this.bitCrusher, this.distortion, this.pitchShift, this.output, ) } connect(destination: Tone.ToneAudioNode) { this.output.connect(destination) } setFilterFrequency(freq: number) { this.filter.frequency.value = freq } setDelayTime(time: number) { this.delay.delayTime.value = time } setReverbDecay(decay: number) { this.reverb.decay = decay } setTremoloDepth(depth: number) { this.tremolo.wet.value = depth } setBitCrusherDepth(depth: number) { this.bitCrusher.wet.value = depth } setDistortionDepth(depth: number) { this.distortion.wet.value = depth } setPitchShift(pitch: number) { this.pitchShift.pitch = pitch } dispose() { this.synth.dispose() this.filter.dispose() this.delay.dispose() this.reverb.dispose() this.tremolo.dispose() this.bitCrusher.dispose() this.distortion.dispose() this.pitchShift.dispose() this.output.dispose() } } [V0_FILE]typescriptreact:file="components/pitch-shift.tsx" isEdit="true" isQuickEdit="true" isMerged="true" import type React from "react" import { useCallback, useEffect, useRef, useState } from "react" interface PitchShiftProps { onChange: (pitch: number) => void } export const PitchShift: React.FC = ({ onChange }) => { const [pitchShift, setPitchShift] = useState(-12) const [isDragging, setIsDragging] = useState(false) const pitchShiftRef = useRef(null) const handlePitchChange = useCallback( (e: React.MouseEvent | MouseEvent) => { if (!pitchShiftRef.current) return const rect = pitchShiftRef.current.getBoundingClientRect() const y = e.clientY - rect.top const pitch = 24 * (1 - y / rect.height) - 12 const clampedPitch = Math.max(-12, Math.min(12, pitch)) setPitchShift(clampedPitch) onChange(clampedPitch) }, [onChange], ) const handleMouseDown = useCallback(() => { setIsDragging(true) }, []) const handleMouseUp = useCallback(() => { setIsDragging(false) }, []) useEffect(() => { const handleMouseMove = (e: MouseEvent) => { if (isDragging) { handlePitchChange(e) } } if (isDragging) { window.addEventListener("mousemove", handleMouseMove) window.addEventListener("mouseup", handleMouseUp) } return () => { window.removeEventListener("mousemove", handleMouseMove) window.removeEventListener("mouseup", handleMouseUp) } }, [isDragging, handlePitchChange, handleMouseUp]) return (

{pitchShift === -12 ? "0" : (pitchShift + 12).toFixed(2)}

Pitch Shift

) } [V0_FILE]typescriptreact:file="components/deploy-button.tsx" isEdit="true" isQuickEdit="true" isMerged="true" import type React from "react" const VercelLogo: React.FC> = (props) => ( ) export const DeployButton: React.FC = () => { const handleDeploy = () => { // In a real application, this would trigger the deployment process console.log("Deploying to Vercel...") } return ( ) } [V0_FILE]typescriptreact:file="components/audio-visualizer.tsx" isEdit="true" isQuickEdit="true" isMerged="true" import type React from "react" import { useRef, useEffect } from "react" interface AudioVisualizerProps { activeNotes: string[] resetKey: number } const notePositions: { [key: string]: number } = { C: 6, "C#": 7, Db: 7, D: 8, "D#": 9, Eb: 9, E: 10, F: -2, "F#": -1, Gb: -1, G: 0, "G#": 1, Ab: 1, A: 2, "A#": 3, Bb: 3, B: 4, } const drawStaff = (ctx: CanvasRenderingContext2D, width: number, height: number) => { ctx.clearRect(0, 0, width, height) ctx.strokeStyle = "#000000" ctx.lineWidth = 1 const lineSpacing = 20 // Fixed line spacing const staffHeight = lineSpacing * 4 const startY = (height - staffHeight) / 2 const staffWidth = width * 1.6 // Staff takes up 80% of the width const leftMargin = (width - staffWidth) / 2 // Center the staff horizontally for (let i = 0; i < 5; i++) { const y = startY + i * lineSpacing ctx.beginPath() ctx.moveTo(leftMargin, y) ctx.lineTo(leftMargin + staffWidth, y) ctx.stroke() } } const drawNote = (ctx: CanvasRenderingContext2D, height: number, note: string, x: number, opacity: number) => { const [noteName, octave] = note.split(/(\d+)/) const notePosition = notePositions[noteName] if (notePosition === undefined) return const lineSpacing = 10 const staffHeight = lineSpacing * 4 const startY = (height - staffHeight) / 2 const y = startY + staffHeight - (notePosition * lineSpacing) / 2 - (Number.parseInt(octave) - 4) * 3.5 * lineSpacing ctx.fillStyle = "#000000" ctx.strokeStyle = "#000000" ctx.globalAlpha = opacity ctx.beginPath() ctx.ellipse(x, y, 4, 3, 0, 0, 2 * Math.PI) ctx.fill() ctx.beginPath() ctx.moveTo(x + 4, y) ctx.lineTo(x + 4, y - 20) ctx.stroke() ctx.globalAlpha = 1 } export const AudioVisualizer: React.FC = ({ activeNotes, resetKey }) => { const canvasRef = useRef(null) const activeNoteAnimationsRef = useRef< { note: string startTime: number }[] >([]) useEffect(() => { const canvas = canvasRef.current if (!canvas) return const ctx = canvas.getContext("2d") if (!ctx) return const resizeCanvas = () => { const dpr = window.devicePixelRatio || 1 canvas.width = canvas.clientWidth * dpr canvas.height = canvas.clientHeight * dpr ctx.scale(dpr, dpr) canvas.style.width = `${canvas.clientWidth}px` canvas.style.height = `${canvas.clientHeight}px` } resizeCanvas() ctx.clearRect(0, 0, canvas.width, canvas.height) window.addEventListener("resize", resizeCanvas) let animationFrameId: number const animate = (timestamp: number) => { drawStaff(ctx, canvas.width, canvas.height) // Update and draw notes activeNoteAnimationsRef.current = activeNoteAnimationsRef.current.filter((anim) => { const elapsed = timestamp - anim.startTime const duration = 2000 // 2 seconds to cross the screen const progress = elapsed / duration if (progress >= 1) return false const dpr = window.devicePixelRatio || 1 const leftMargin = (canvas.width / dpr - (canvas.width / dpr) * 0.8) / 2 const staffWidth = (canvas.width / dpr) * 0.8 const x = leftMargin + progress * staffWidth const opacity = progress < 0.875 ? 1 : 1 - (progress - 0.875) / 0.125 drawNote(ctx, canvas.height, anim.note, x, opacity) return true }) animationFrameId = requestAnimationFrame(animate) } animationFrameId = requestAnimationFrame(animate) return () => { cancelAnimationFrame(animationFrameId) window.removeEventListener("resize", resizeCanvas) } }, [resetKey]) // Use resetKey in the dependency array useEffect(() => { // Add new notes to animation activeNotes.forEach((note) => { if (!activeNoteAnimationsRef.current.some((anim) => anim.note === note)) { activeNoteAnimationsRef.current.push({ note, startTime: performance.now() }) } }) // Remove notes that are no longer active activeNoteAnimationsRef.current = activeNoteAnimationsRef.current.filter((anim) => activeNotes.includes(anim.note)) }, [activeNotes]) return

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