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92:T36e0,[V0_FILE]typescriptreact:file="utils/math.ts" isMerged="true" export type Vec2 = { x: number y: number } export function vec2(x: number, y: number): Vec2 { return { x, y } } export function mulN(v: Vec2, n: number): Vec2 { return { x: v.x * n, y: v.y * n } } export function dist(a: Vec2, b: Vec2): number { const dx = b.x - a.x const dy = b.y - a.y return Math.sqrt(dx * dx + dy * dy) } export function map(value: number, start1: number, stop1: number, start2: number, stop2: number): number { return ((value - start1) / (stop1 - start1)) * (stop2 - start2) + start2 } [V0_FILE]typescriptreact:file="app/page.tsx" isFixed="true" isEdit="true" isQuickEdit="true" "use client" import { useEffect, useRef, useState } from "react" import { DesignPanel } from "@/components/design-panel" import { type Vec2, vec2, mulN, dist, map } from "@/utils/math" const DEFAULT_DENSITY = " ..._-:=+abcXW@#ÑÑÑ" const FPS = 60 interface Context { time: number cols: number rows: number metrics: { aspect: number } } interface DesignParams { mode: number frequencyA: number frequencyB: number centerASpeed: number centerBSpeed: number alternatePattern: boolean density: number characterSet: string isDarkMode: boolean backgroundColor: string scale: number } export default function DesignTool() { const canvasRef = useRef(null) const contextRef = useRef(null) const frameRef = useRef(0) const startTimeRef = useRef(0) const designParamsRef = useRef({ mode: 0, frequencyA: 2.12, frequencyB: 3.33, centerASpeed: 1, centerBSpeed: 1, alternatePattern: false, density: 0.5, characterSet: DEFAULT_DENSITY, isDarkMode: true, backgroundColor: "#000000", scale: 1, }) const [, forceUpdate] = useState({}) // Initialize canvas useEffect(() => { const canvas = canvasRef.current if (!canvas) return canvas.style.cursor = "pointer" contextRef.current = canvas.getContext("2d") startTimeRef.current = performance.now() const resizeCanvas = () => { canvas.width = canvas.clientWidth * window.devicePixelRatio canvas.height = canvas.clientHeight * window.devicePixelRatio } resizeCanvas() window.addEventListener("resize", resizeCanvas) return () => window.removeEventListener("resize", resizeCanvas) }, []) // Main render loop useEffect(() => { const canvas = canvasRef.current const ctx = contextRef.current if (!canvas || !ctx) return const render = () => { const { isDarkMode, backgroundColor, scale } = designParamsRef.current const time = (performance.now() - startTimeRef.current) * 0.1 const cols = canvas.width const rows = canvas.height const m = Math.min(cols, rows) const context: Context = { time, cols, rows, metrics: { aspect: canvas.width / canvas.height, }, } // Set background color ctx.fillStyle = backgroundColor ctx.fillRect(0, 0, cols, rows) // Set text rendering properties ctx.fillStyle = isDarkMode ? "white" : "black" ctx.textBaseline = "top" ctx.textAlign = "left" const fontSize = Math.max(8, Math.floor(m / 60)) * scale ctx.font = `${fontSize}px "Courier New", monospace` ctx.imageSmoothingEnabled = false // Calculate character size with proper spacing const charWidth = fontSize * 0.6 const charHeight = fontSize // Render ASCII art for (let y = 0; y < rows; y += charHeight) { for (let x = 0; x < cols; x += charWidth) { const coord = { x: Math.floor(x), y: Math.floor(y), } const char = main(coord, context, null) ctx.fillText(char, coord.x, coord.y) } } frameRef.current = requestAnimationFrame(render) } render() return () => cancelAnimationFrame(frameRef.current) }, []) // Main visualization function remains unchanged function main(coord: Vec2, context: Context, cursor: null) { const { mode, frequencyA, frequencyB, centerASpeed, centerBSpeed, alternatePattern, density, characterSet } = designParamsRef.current const t = context.time * 0.0001 const m = Math.min(context.cols, context.rows) const st = { x: (2.0 * (coord.x - context.cols / 2)) / m, y: (2.0 * (coord.y - context.rows / 2)) / m, } st.x *= context.metrics.aspect const centerA = mulN(vec2(Math.cos(t * 3 * centerASpeed), Math.sin(t * 7 * centerASpeed)), 0.5) const centerB = mulN(vec2(Math.cos(t * 5 * centerBSpeed), Math.sin(t * 4 * centerBSpeed)), 0.5) const A = mode % 2 === 0 ? Math.atan2(centerA.y - st.y, centerA.x - st.x) : dist(st, centerA) const B = mode === 0 ? Math.atan2(centerB.y - st.y, centerB.x - st.x) : dist(st, centerB) const aMod = map(Math.cos(t * frequencyA), -1, 1, 6, 60) const bMod = map(Math.cos(t * frequencyB), -1, 1, 6, 60) const a = Math.cos(A * aMod) const b = Math.cos(B * bMod) const i = alternatePattern ? (a + b + 2) / 4 : (a * b + 1) / 2 const idx = Math.floor(i * characterSet.length * density) return characterSet[Math.min(characterSet.length - 1, idx)] } const updateDesignParam = (key: K, value: DesignParams[K]) => { designParamsRef.current[key] = value forceUpdate({}) } return (

updateDesignParam("frequencyA", value)} onUpdateFrequencyB={(value) => updateDesignParam("frequencyB", value)} onUpdateCenterASpeed={(value) => updateDesignParam("centerASpeed", value)} onUpdateCenterBSpeed={(value) => updateDesignParam("centerBSpeed", value)} onUpdateMode={(value) => updateDesignParam("mode", value)} onTogglePattern={(value) => updateDesignParam("alternatePattern", value)} onUpdateDensity={(value) => updateDesignParam("density", value)} onUpdateCharacterSet={(value) => updateDesignParam("characterSet", value)} onToggleDarkMode={(value) => updateDesignParam("isDarkMode", value)} onUpdateBackgroundColor={(value) => updateDesignParam("backgroundColor", value)} onUpdateScale={(value) => updateDesignParam("scale", value)} />

) } [V0_FILE]typescriptreact:file="components/design-panel.tsx" isEdit="true" "use client" import { Slider } from "@/components/ui/slider" import { Switch } from "@/components/ui/switch" import { Label } from "@/components/ui/label" import { Input } from "@/components/ui/input" import { Button } from "@/components/ui/button" import { Accordion, AccordionContent, AccordionItem, AccordionTrigger } from "@/components/ui/accordion" interface DesignPanelProps { frequencyA: number frequencyB: number centerASpeed: number centerBSpeed: number mode: number alternatePattern: boolean density: number characterSet: string isDarkMode: boolean backgroundColor: string scale: number onUpdateFrequencyA: (value: number) => void onUpdateFrequencyB: (value: number) => void onUpdateCenterASpeed: (value: number) => void onUpdateCenterBSpeed: (value: number) => void onUpdateMode: (value: number) => void onTogglePattern: (value: boolean) => void onUpdateDensity: (value: number) => void onUpdateCharacterSet: (value: string) => void onToggleDarkMode: (value: boolean) => void onUpdateBackgroundColor: (value: string) => void onUpdateScale: (value: number) => void } export function DesignPanel({ frequencyA, frequencyB, centerASpeed, centerBSpeed, mode, alternatePattern, density, characterSet, isDarkMode, backgroundColor, scale, onUpdateFrequencyA, onUpdateFrequencyB, onUpdateCenterASpeed, onUpdateCenterBSpeed, onUpdateMode, onTogglePattern, onUpdateDensity, onUpdateCharacterSet, onToggleDarkMode, onUpdateBackgroundColor, onUpdateScale, }: DesignPanelProps) { return (

Design Controls

Frequencies

Frequency A onUpdateFrequencyA(value)} />

Frequency B onUpdateFrequencyB(value)} />

Center Speeds

Center A Speed onUpdateCenterASpeed(value)} />

Center B Speed onUpdateCenterBSpeed(value)} />

Pattern

Mode

{[0, 1, 2].map((m) => ( ))}

Alternate Pattern

Pattern Density onUpdateDensity(value)} />

Character Set onUpdateCharacterSet(e.target.value)} />

Appearance

Dark Mode

Scale onUpdateScale(value)} />

{scale.toFixed(1)}x

Background Color

onUpdateBackgroundColor(e.target.value)} className="w-10 h-10 p-0 border-none" /> onUpdateBackgroundColor(e.target.value)} className="flex-grow" />

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