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86:T267b,[V0_FILE]typescriptreact:file="scene.tsx" isEdit="true" isMerged="true" "use client" import { Canvas } from "@react-three/fiber" import { OrbitControls, Environment } from "@react-three/drei" import { EffectComposer, Bloom, ChromaticAberration, Vignette } from "@react-three/postprocessing" import { RayMarchingScene } from "./ray-marching-scene" import { UI } from "./ui" import { useState } from "react" export default function Scene() { const [backgroundColor, setBackgroundColor] = useState("#ffffff") return (

) } [V0_FILE]typescriptreact:file="cube.tsx" isMerged="true" import { useRef } from "react" import { useFrame } from "@react-three/fiber" import type { Mesh } from "three" export function Cube() { const meshRef = useRef(null) useFrame((state, delta) => { if (meshRef.current) { meshRef.current.rotation.x += delta * 0.5 meshRef.current.rotation.y += delta * 0.5 } }) return ( ) } [V0_FILE]typescriptreact:file="page.tsx" isEdit="true" isMerged="true" import Scene from "./scene" export default function Home() { return (

) } [V0_FILE]typescriptreact:file="distort-sphere.tsx" isMerged="true" import { useRef } from "react" import { useFrame } from "@react-three/fiber" import { MeshDistortMaterial, Sphere } from "@react-three/drei" import type * as THREE from "three" export function DistortSphere() { const meshRef = useRef(null) useFrame(({ clock }) => { if (meshRef.current) { meshRef.current.position.y = Math.sin(clock.getElapsedTime()) * 0.5 meshRef.current.rotation.x = clock.getElapsedTime() * 0.5 meshRef.current.rotation.y = clock.getElapsedTime() * 0.3 } }) return ( ) } [V0_FILE]typescriptreact:file="ui.tsx" isEdit="true" isMerged="true" import { useState, useRef, useEffect } from "react" import { HexColorPicker } from "react-colorful" import Image from "next/image" import { Palette } from "lucide-react" export function UI({ onColorChange }: { onColorChange: (color: string) => void }) { const [showColorPicker, setShowColorPicker] = useState(false) const [color, setColor] = useState("#ffffff") const colorPickerRef = useRef(null) const handleColorChange = (newColor: string) => { setColor(newColor) onColorChange(newColor) } useEffect(() => { function handleClickOutside(event: MouseEvent) { if (colorPickerRef.current && !colorPickerRef.current.contains(event.target as Node)) { setShowColorPicker(false) } } document.addEventListener("mousedown", handleClickOutside) return () => { document.removeEventListener("mousedown", handleClickOutside) } }, []) return (

{showColorPicker && (

)}

) } [V0_FILE]xml:file="public/v0.svg" isMerged="true" [V0_FILE]typescriptreact:file="ray-marching-scene.tsx" isFixed="true" isEdit="true" isQuickEdit="true" import { shaderMaterial, Plane } from "@react-three/drei" import { extend, useFrame } from "@react-three/fiber" import { useRef, useEffect } from "react" import * as THREE from "three" const RayMarchingMaterial = shaderMaterial( { uTime: 0, uResolution: new THREE.Vector2(), uBackgroundColor: new THREE.Color("#ff0000"), side: THREE.DoubleSide, }, // Vertex Shader ` varying vec2 vUv; void main() { vUv = uv; gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0); } `, // Fragment Shader ` uniform float uTime; uniform vec2 uResolution; uniform vec3 uBackgroundColor; varying vec2 vUv; #define MAX_STEPS 100 #define MAX_DIST 100.0 #define SURF_DIST 0.01 float sdSphere(vec3 p, float r) { return length(p) - r; } float sdBox(vec3 p, vec3 b) { vec3 q = abs(p) - b; return length(max(q, 0.0)) + min(max(q.x, max(q.y, q.z)), 0.0); } float sdPyramid(vec3 p, float h) { float m2 = h * h + 0.25; p.xz = abs(p.xz); p.xz = (p.z > p.x) ? p.zx : p.xz; p.xz -= 0.5; vec3 q = vec3(p.z, h * p.y - 0.5 * p.x, h * p.x + 0.5 * p.y); float s = max(-q.x, 0.0); float t = clamp((q.y - 0.5 * p.z) / (m2 + 0.25), 0.0, 1.0); float a = m2 * (q.x + s) * (q.x + s) + q.y * q.y; float b = m2 * (q.x + 0.5 * t) * (q.x + 0.5 * t) + (q.y - m2 * t) * (q.y - m2 * t); float d2 = min(q.y, -q.x * m2 - q.y * 0.5) > 0.0 ? 0.0 : min(a, b); return sqrt((d2 + q.z * q.z) / m2) * sign(max(q.z, -p.y)); } // Smooth min function for smooth blending float smin(float a, float b, float k) { float h = clamp(0.5 + 0.5 * (b - a) / k, 0.0, 1.0); return mix(b, a, h) - k * h * (1.0 - h); } float scene(vec3 p) { float sphere = sdSphere(p - vec3(sin(uTime) * 1.5, cos(uTime * 0.5) * 1.5, 0.0), 0.7); float pyramid = sdPyramid(p - vec3(cos(uTime * 1.2) * 1.5, sin(uTime * 0.7) * 1.5, 0.0), 1.0); float box = sdBox(p - vec3(sin(uTime * 0.8) * 2.0, cos(uTime * 1.1) * 2.0, sin(uTime) * 2.0), vec3(0.4)); // Smooth blend the shapes float blend1 = smin(sphere, pyramid, 1.0); return smin(blend1, box, 0.5); } vec3 getNormal(vec3 p) { vec2 e = vec2(0.01, 0); return normalize(vec3( scene(p + e.xyy) - scene(p - e.xyy), scene(p + e.yxy) - scene(p - e.yxy), scene(p + e.yyx) - scene(p - e.yyx) )); } float rayMarch(vec3 ro, vec3 rd) { float dO = 0.0; for(int i = 0; i < MAX_STEPS; i++) { vec3 p = ro + rd * dO; float dS = scene(p); dO += dS; if(dO > MAX_DIST || dS < SURF_DIST) break; } return dO; } // Looney Tunes inspired color palette vec3 palette(float t) { vec3 a = vec3(0.6, 0.2, 0.4); vec3 b = vec3(0.0, 0.1, 0.6); vec3 c = vec3(0.2, 0.3, 0.5); vec3 d = vec3(0.00, 1.25, 0.25); return a + b * cos(6.28318 * (c * t + d)); } void main() { vec2 uv = (gl_FragCoord.xy - 0.5 * uResolution.xy) / uResolution.y; vec3 ro = vec3(0, 0, -4); vec3 rd = normalize(vec3(uv, 1)); float d = rayMarch(ro, rd); vec3 p = ro + rd * d; vec3 normal = getNormal(p); vec3 light = normalize(vec3(1, 1, -1)); float diff = dot(normal, light) * 0.5 + 0.5; vec3 color = palette(diff + uTime * 0.1); // Add some edge highlighting float edge = 1.0 - max(dot(normal, -rd), 0.0); color += vec3(1.0, 0.5, 0.0) * pow(edge, 3.0); // Add some "toon shading" steps color *= floor(diff * 10.0) / 3.0; // Background color color = mix(uBackgroundColor, color, smoothstep(MAX_DIST - 5.0, 0.0, d)); gl_FragColor = vec4(color, 1.0); } `, ) extend({ RayMarchingMaterial }) export function RayMarchingScene({ backgroundColor }: { backgroundColor: string }) { const meshRef = useRef(null) const materialRef = useRef(null) useFrame(({ clock, size }) => { if (materialRef.current) { materialRef.current.uTime = clock.getElapsedTime() materialRef.current.uResolution.set(size.width, size.height) } }) useEffect(() => { if (materialRef.current) { materialRef.current.uBackgroundColor = new THREE.Color(backgroundColor) } }, [backgroundColor]) return ( {/* @ts-ignore */} ) } 7a:["$","$L84",null,{"chatId":"XZoRIKodmSp","children":["$","$L85",null,{"data":{"@\"active-block\",\"XZoRIKodmSp\",":{"id":"b_IAl6iT4F5Mr","messageId":"SRd5zEeNAuSBwRhwJaj3UTVR225cZ6rX","source":"$86","language":"typescriptreact","type":"code-project","closed":true,"meta":{"id":"r3f-post-processing","type":"code-project","project":"r3f-post-processing"},"hasSourceBeenEdited":false,"forkedFromBlockId":"$undefined"},"@\"chat:vm-mode\",\"XZoRIKodmSp\",":false,"":null},"children":"$L87"}]}]

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