55 lines
1.6 KiB
JavaScript
55 lines
1.6 KiB
JavaScript
import React, { useState } from 'react';
|
|
import { Canvas } from '@react-three/fiber';
|
|
import { OrbitControls, PerspectiveCamera } from '@react-three/drei';
|
|
import './App.css';
|
|
|
|
const materials = {
|
|
black: { color: "black", roughness: 1, metalness: 0 },
|
|
silver: { color: "#C0C0C0", roughness: 0.3, metalness: 1 },
|
|
gold: { color: "#FFD700", roughness: 0.4, metalness: 1 },
|
|
};
|
|
|
|
function Scene({ variant }) {
|
|
return (
|
|
<>
|
|
<color attach="background" args={["white"]} />
|
|
|
|
<ambientLight intensity={0.6 * Math.PI} />
|
|
<pointLight position={[5, 5, 5]} intensity={1.0 * Math.PI} />
|
|
|
|
<mesh rotation={[0, 0, 0]}>
|
|
<torusKnotGeometry args={[0.8, 0.3, 100, 16]} />
|
|
<meshStandardMaterial {...materials[variant]}/>
|
|
</mesh>
|
|
|
|
<OrbitControls makeDefault enableDamping dampingFactor={0.05} />
|
|
</>
|
|
);
|
|
}
|
|
|
|
export default function App() {
|
|
const [activeVariant, setActiveVariant] = useState('black');
|
|
|
|
return (
|
|
<div className="app-container">
|
|
<div id="controls">
|
|
{Object.keys(materials).map((variant) => (
|
|
<button
|
|
key={variant}
|
|
className={activeVariant === variant ? 'active' : ''}
|
|
onClick={() => setActiveVariant(variant)}
|
|
>
|
|
{variant.charAt(0).toUpperCase() + variant.slice(1)}
|
|
</button>
|
|
))}
|
|
</div>
|
|
|
|
<div className="canvas-wrapper">
|
|
<Canvas dpr={[1, 2]}>
|
|
<PerspectiveCamera makeDefault position={[0, 0, 5]} />
|
|
<Scene variant={activeVariant} />
|
|
</Canvas>
|
|
</div>
|
|
</div>
|
|
);
|
|
} |