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<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
<title>SVM 3D Simulator</title>
<!-- Tailwind CSS -->
<script src="https://cdn.tailwindcss.com"></script>
<!-- Babel for JSX (Standalone) -->
<script src="https://unpkg.com/@babel/standalone/babel.min.js"></script>
<!-- Google Fonts -->
<link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Outfit:wght@400;500;700&display=swap" rel="stylesheet">
<!-- Import Map to resolve dependencies -->
<script type="importmap">
{
"imports": {
"react": "https://esm.sh/react@18.2.0",
"react-dom/client": "https://esm.sh/react-dom@18.2.0/client",
"react-dom": "https://esm.sh/react-dom@18.2.0",
"three": "https://esm.sh/three@0.161.0",
"@react-three/fiber": "https://esm.sh/@react-three/fiber@8.15.16?external=react,react-dom,three",
"@react-three/drei": "https://esm.sh/@react-three/drei@9.102.0?external=react,react-dom,three,@react-three/fiber"
}
}
</script>
{% raw %}
<style>
:root {
--font-sans: 'Inter', sans-serif;
--font-display: 'Outfit', sans-serif;
}
body {
font-family: var(--font-sans);
background-color: #020817;
color: #f8fafc;
margin: 0;
overflow: hidden;
touch-action: none; /* Prevent scrolling on mobile while interacting with canvas */
}
.font-display { font-family: var(--font-display); }
/* Glassmorphism */
.glass-panel {
background: rgba(15, 23, 42, 0.75);
backdrop-filter: blur(12px);
border: 1px solid rgba(255, 255, 255, 0.1);
border-radius: 0.75rem;
box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}
/* Animations */
@keyframes slideUp {
from { opacity: 0; transform: translateY(20px); }
to { opacity: 1; transform: translateY(0); }
}
.animate-slide-up {
animation: slideUp 0.6s ease-out forwards;
}
@keyframes pulseGlow {
0%, 100% { box-shadow: 0 0 5px #ffd60a; }
50% { box-shadow: 0 0 15px #ffd60a; }
}
.animate-pulse-glow {
animation: pulseGlow 2s infinite;
}
/* Neon Text Effects */
.neon-text-primary { text-shadow: 0 0 10px rgba(56, 189, 248, 0.5); }
.neon-text-accent { text-shadow: 0 0 10px rgba(255, 214, 10, 0.5); }
/* Custom Scrollbar */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.3); }
/* Hide scrollbar for clean mobile UI but allow scroll */
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }
/* Button Glows */
.glow-primary { box-shadow: 0 0 15px rgba(56, 189, 248, 0.3); }
.glow-accent { box-shadow: 0 0 15px rgba(255, 214, 10, 0.3); }
.bg-classA { background-color: #00d4ff; }
.bg-classB { background-color: #ff006e; }
.bg-supportVector { background-color: #ffd60a; }
.bg-hyperplane { background-color: #44ff44; }
.bg-marginLineSVM { background-color: #ef4444; }
</style>
</head>
<body>
<div id="root"></div>
<script type="text/babel" data-type="module">
import React, { useState, useEffect, useCallback, useMemo, useRef, Suspense, createContext, useContext } from 'react';
import { createRoot } from 'react-dom/client';
import * as THREE from 'three';
import { Canvas, useFrame } from '@react-three/fiber';
import { OrbitControls, Stars, Grid } from '@react-three/drei';
// --- Utils: Icons ---
const PlayIcon = ({ className }) => (
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" className={className}><polygon points="5 3 19 12 5 21 5 3"/></svg>
);
const RotateCcwIcon = ({ className }) => (
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" className={className}><path d="M3 12a9 9 0 1 0 9-9 9.75 9.75 0 0 0-6.74-2.74L3 12"/><path d="M3 3v9h9"/></svg>
);
const EyeIcon = ({ className }) => (
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" className={className}><path d="M2 12s3-7 10-7 10 7 10 7-3 7-10 7-10-7-10-7Z"/><circle cx="12" cy="12" r="3"/></svg>
);
const EyeOffIcon = ({ className }) => (
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" className={className}><path d="M9.88 9.88a3 3 0 1 0 4.24 4.24"/><path d="M10.73 5.08A10.43 10.43 0 0 1 12 5c7 0 10 7 10 7a13.16 13.16 0 0 1-1.67 2.68"/><path d="M6.61 6.61A13.526 13.526 0 0 0 2 12s3 7 10 7a9.74 9.74 0 0 0 5.39-1.61"/><line x1="2" x2="22" y1="2" y2="22"/></svg>
);
const LayersIcon = ({ className }) => (
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" className={className}><path d="m12.83 2.18a2 2 0 0 0-1.66 0L2.6 6.08a1 1 0 0 0 0 1.83l8.58 3.91a2 2 0 0 0 1.66 0l8.58-3.9a1 1 0 0 0 0-1.83Z"/><path d="m22 17.65-9.17 4.16a2 2 0 0 1-1.66 0L2 17.65"/><path d="m22 12.65-9.17 4.16a2 2 0 0 1-1.66 0L2 12.65"/></svg>
);
const ChevronLeftIcon = ({ className }) => (
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" className={className}><path d="m15 18-6-6 6-6"/></svg>
);
const ChevronRightIcon = ({ className }) => (
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" className={className}><path d="m9 18 6-6-6-6"/></svg>
);
// --- Utils: SVM Logic ---
const generateSVMData = () => {
const points = [];
const w1 = 0.5, w2 = -0.3, b = 0.5;
for(let i=0; i<40; i++) {
const x = (Math.random() - 0.5) * 8;
const z = (Math.random() - 0.5) * 8;
const boundaryY = -(w1 * x + w2 * z + b);
const isClassA = Math.random() > 0.5;
const gap = 0.8 + Math.random() * 2;
const y = isClassA ? boundaryY + gap : boundaryY - gap;
points.push({ position: [x, y, z], classLabel: isClassA ? 1 : -1 });
}
return points;
};
const computeHyperplane = (dataPoints) => ({ w1: 0.5, w2: -0.3, b: 0.5 });
const findSupportVectors = (dataPoints, params, margin) => {
const indices = [];
const { w1, w2, b } = params;
dataPoints.forEach((point, index) => {
const [x, y, z] = point.position;
const predictedY = -(w1 * x + w2 * z + b);
const distance = Math.abs(y - predictedY);
if (distance < margin + 0.5) indices.push(index);
});
return indices;
};
// --- UI Components ---
const Button = ({ children, variant = 'default', size = 'default', className = '', ...props }) => {
const baseStyles = "inline-flex items-center justify-center rounded-md font-medium transition-colors focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:pointer-events-none disabled:opacity-50 touch-manipulation";
const variants = {
default: "bg-slate-100 text-slate-900 hover:bg-slate-100/90 shadow",
outline: "border border-slate-700 bg-slate-900/50 hover:bg-slate-800 text-slate-100",
ghost: "hover:bg-slate-800 text-slate-100"
};
const sizes = {
default: "h-8 md:h-9 px-3 md:px-4 py-1 md:py-2 text-xs md:text-sm",
sm: "h-7 md:h-8 rounded-md px-2 md:px-3 text-[10px] md:text-xs",
icon: "h-8 w-8 md:h-9 md:w-9"
};
return (
<button className={`${baseStyles} ${variants[variant]} ${sizes[size]} ${className}`} {...props}>
{children}
</button>
);
};
// Toast System
const ToastContext = createContext(null);
const ToastProvider = ({ children }) => {
const [toasts, setToasts] = useState([]);
const addToast = useCallback((message, type = 'info') => {
const id = Date.now();
setToasts(prev => [...prev, { id, message, type }]);
setTimeout(() => setToasts(prev => prev.filter(t => t.id !== id)), 3000);
}, []);
return (
<ToastContext.Provider value={addToast}>
{children}
<div className="fixed bottom-20 left-4 right-4 md:bottom-4 md:right-4 md:left-auto md:w-auto z-[60] flex flex-col gap-2 pointer-events-none">
{toasts.map(t => (
<div key={t.id} className={`p-4 rounded-lg shadow-lg text-sm font-medium animate-slide-up mx-auto md:mx-0 w-full md:w-72 text-center md:text-left ${
t.type === 'success' ? 'bg-green-600/90 text-white backdrop-blur' : 'bg-slate-800/90 text-white border border-slate-700 backdrop-blur'
}`}>{t.message}</div>
))}
</div>
</ToastContext.Provider>
);
};
const useToast = () => {
const context = useContext(ToastContext);
if (!context) throw new Error("useToast must be used within ToastProvider");
return { info: (msg) => context(msg, 'info'), success: (msg) => context(msg, 'success') };
};
// --- 3D Components ---
const DataPoint = ({ position, classLabel, isSupportVector }) => {
const meshRef = useRef(null);
const glowRef = useRef(null);
useFrame((state) => {
if (meshRef.current) {
meshRef.current.position.y = position[1] + Math.sin(state.clock.elapsedTime * 2 + position[0]) * 0.03;
if (isSupportVector) meshRef.current.scale.setScalar(1 + Math.sin(state.clock.elapsedTime * 3) * 0.15);
}
if (glowRef.current && isSupportVector) glowRef.current.rotation.z = state.clock.elapsedTime * 0.5;
});
const color = classLabel === 1 ? "#00d4ff" : "#ff006e";
const size = isSupportVector ? 0.28 : 0.22;
return (
<group position={position}>
<mesh ref={meshRef}>
<sphereGeometry args={[size, 32, 32]} />
<meshPhongMaterial color={color} emissive={color} emissiveIntensity={isSupportVector ? 1 : 0.6} shininess={100} />
</mesh>
<mesh>
<sphereGeometry args={[size * 0.6, 16, 16]} />
<meshBasicMaterial color={color} transparent opacity={0.9} />
</mesh>
<mesh>
<sphereGeometry args={[size * 1.4, 16, 16]} />
<meshBasicMaterial color={color} transparent opacity={0.15} />
</mesh>
{isSupportVector && (
<mesh ref={glowRef} rotation={[Math.PI / 2, 0, 0]}>
<torusGeometry args={[0.4, 0.03, 16, 32]} />
<meshBasicMaterial color="#ffd60a" transparent opacity={0.8} />
</mesh>
)}
</group>
);
};
const Hyperplane = ({ params }) => {
const meshRef = useRef(null);
useFrame((state) => {
if (meshRef.current) meshRef.current.material.emissiveIntensity = 0.3 + Math.sin(state.clock.elapsedTime * 2) * 0.1;
});
const geometry = useMemo(() => {
const { w1, w2, b } = params;
const size = 7;
const segments = 30;
const positions = [], colors = [], indices = [];
for (let i = 0; i <= segments; i++) {
for (let j = 0; j <= segments; j++) {
const x = (i / segments - 0.5) * size * 2;
const z = (j / segments - 0.5) * size * 2;
const y = -(w1 * x + w2 * z + b);
const clampedY = Math.max(-4, Math.min(4, y));
positions.push(x, clampedY, z);
const normalizedY = (clampedY + 4) / 8;
const normalizedX = i / segments;
colors.push(0.2 + normalizedX * 0.8, 0.8 - normalizedY * 0.6, 0.4);
}
}
for (let i = 0; i < segments; i++) {
for (let j = 0; j < segments; j++) {
const a = i * (segments + 1) + j;
const b_idx = a + 1;
const c = a + segments + 1;
const d = c + 1;
indices.push(a, b_idx, c);
indices.push(b_idx, d, c);
}
}
const geo = new THREE.BufferGeometry();
geo.setAttribute("position", new THREE.Float32BufferAttribute(positions, 3));
geo.setAttribute("color", new THREE.Float32BufferAttribute(colors, 3));
geo.setIndex(indices);
geo.computeVertexNormals();
return geo;
}, [params]);
const wireframeGeometry = useMemo(() => new THREE.WireframeGeometry(geometry), [geometry]);
return (
<group>
<mesh ref={meshRef} geometry={geometry}>
<meshPhongMaterial vertexColors transparent opacity={0.6} side={THREE.DoubleSide} emissive="#44ff44" emissiveIntensity={0.2} shininess={100} />
</mesh>
<lineSegments geometry={wireframeGeometry}>
<lineBasicMaterial color="#00ffff" transparent opacity={0.3} />
</lineSegments>
</group>
);
};
const MarginPlanes = ({ params, margin }) => {
const createPlaneGeometry = (offset) => {
const { w1, w2, b } = params;
const size = 6;
const segments = 20;
const positions = [], indices = [];
for (let i = 0; i <= segments; i++) {
for (let j = 0; j <= segments; j++) {
const x = (i / segments - 0.5) * size * 2;
const z = (j / segments - 0.5) * size * 2;
const y = -(w1 * x + w2 * z + b) + offset;
positions.push(x, Math.max(-3, Math.min(3, y)), z);
}
}
for (let i = 0; i < segments; i++) {
for (let j = 0; j < segments; j++) {
const a = i * (segments + 1) + j;
const b_idx = a + 1;
const c = a + segments + 1;
const d = c + 1;
indices.push(a, b_idx, c);
indices.push(b_idx, d, c);
}
}
const geo = new THREE.BufferGeometry();
geo.setAttribute("position", new THREE.Float32BufferAttribute(positions, 3));
geo.setIndex(indices);
geo.computeVertexNormals();
return geo;
};
const upperGeometry = useMemo(() => createPlaneGeometry(margin), [params, margin]);
const lowerGeometry = useMemo(() => createPlaneGeometry(-margin), [params, margin]);
const color = '#ef4444';
return (
<>
<mesh geometry={upperGeometry}><meshStandardMaterial color={color} transparent opacity={0.4} side={THREE.DoubleSide} emissive={color} emissiveIntensity={0.2} /></mesh>
<mesh geometry={lowerGeometry}><meshStandardMaterial color={color} transparent opacity={0.4} side={THREE.DoubleSide} emissive={color} emissiveIntensity={0.2} /></mesh>
</>
);
};
const GridFloor = () => (
<Grid position={[0, -3, 0]} args={[20, 20]} cellSize={1} cellThickness={0.5} cellColor="#1a3a4a" sectionSize={5} sectionThickness={1} sectionColor="#2a5a6a" fadeDistance={25} fadeStrength={1} infiniteGrid={true} />
);
const Scene3D = ({ dataPoints, supportVectorIndices, showHyperplane, showMargins, hyperplaneParams, margin, sceneRotation }) => (
<Canvas camera={{ position: [8, 6, 8], fov: 50 }}>
<Suspense fallback={null}>
<group rotation={[0, sceneRotation, 0]}>
<ambientLight intensity={0.4} />
<pointLight position={[10, 10, 10]} intensity={1.5} color="#00d4ff" />
<pointLight position={[-10, 10, -10]} intensity={1} color="#ff006e" />
<pointLight position={[0, -10, 0]} intensity={0.5} color="#ffd60a" />
<directionalLight position={[5, 5, 5]} intensity={0.8} />
<spotLight position={[0, 15, 0]} intensity={1} angle={0.5} penumbra={0.5} color="#ffffff" />
<Stars radius={100} depth={50} count={3000} factor={4} saturation={0} fade speed={1} />
<GridFloor />
{dataPoints.map((point, index) => (
<DataPoint key={index} position={point.position} classLabel={point.classLabel} isSupportVector={supportVectorIndices.includes(index)} />
))}
{showHyperplane && <Hyperplane params={hyperplaneParams} />}
{showMargins && showHyperplane && <MarginPlanes params={hyperplaneParams} margin={margin} />}
</group>
<OrbitControls enablePan={true} enableZoom={true} enableRotate={true} minDistance={5} maxDistance={30} autoRotateSpeed={0.5} />
</Suspense>
</Canvas>
);
// --- Panel Components ---
const ControlPanel = ({
showHyperplane, onToggleHyperplane,
showMargins, onToggleMargins,
onRegenerateData, onRunAlgorithm,
isRunning, margin, onMarginChange,
isResultView, onResetView
}) => {
// NEW: Result View Logic for Mobile Optimization
if (isResultView) {
return (
<div className="glass-panel p-3 md:p-4 animate-slide-up w-full text-center">
<div className="bg-green-500/20 border border-green-500/50 rounded-lg p-2 mb-3">
<p className="text-green-400 text-sm font-semibold flex items-center justify-center gap-2">
<span className="relative flex h-3 w-3">
<span className="animate-ping absolute inline-flex h-full w-full rounded-full bg-green-400 opacity-75"></span>
<span className="relative inline-flex rounded-full h-3 w-3 bg-green-500"></span>
</span>
Separation Complete
</p>
</div>
<Button onClick={onResetView} className="w-full bg-slate-700 hover:bg-slate-600 text-white shadow-lg h-10 font-bold border border-slate-600">
<RotateCcwIcon className="w-4 h-4 mr-2" />
Continue Editing
</Button>
</div>
);
}
// Default View
return (
<div className="glass-panel p-3 md:p-4 space-y-2 md:space-y-4 animate-slide-up w-full">
<h2 className="font-display text-lg font-bold text-white neon-text-primary hidden md:block">Controls</h2>
<div className="space-y-2">
<Button onClick={onRunAlgorithm} disabled={isRunning} className="w-full bg-green-500 hover:bg-green-600 text-white glow-primary font-semibold shadow-lg">
<PlayIcon className="w-4 h-4 mr-2" />
{isRunning ? "Running..." : "Find Hyperplane"}
</Button>
<Button onClick={onRegenerateData} variant="outline" className="w-full shadow-lg">
<RotateCcwIcon className="w-4 h-4 mr-2" />
New Data Points
</Button>
</div>
<div className="space-y-2">
<label className="text-sm text-slate-400 hidden md:block">Visibility</label>
<div className="flex gap-2">
<Button variant={showHyperplane ? "default" : "outline"} size="sm" onClick={onToggleHyperplane} className="flex-1">
{showHyperplane ? <EyeIcon className="w-4 h-4" /> : <EyeOffIcon className="w-4 h-4" />}
<span className="ml-2">Plane</span>
</Button>
<Button variant={showMargins ? "default" : "outline"} size="sm" onClick={onToggleMargins} className="flex-1">
<LayersIcon className="w-4 h-4" />
<span className="ml-2">Margins</span>
</Button>
</div>
</div>
<div className="space-y-2 hidden md:block">
<label className="text-sm text-slate-400">Margin Width: {margin.toFixed(2)}</label>
<input type="range" min="0.3" max="2" step="0.1" value={margin} onChange={(e) => onMarginChange(parseFloat(e.target.value))} className="w-full h-2 bg-slate-700 rounded-lg appearance-none cursor-pointer accent-cyan-500" />
</div>
</div>
);
};
const LegendPanel = () => (
<div className="glass-panel p-3 md:p-4 space-y-2 md:space-y-3 animate-slide-up w-full">
<h2 className="font-display text-lg font-bold hidden md:block">Legend</h2>
<div className="space-y-2 text-xs md:text-sm">
<div className="flex items-center gap-3"><div className="w-4 h-4 rounded-full bg-classA glow-primary flex-shrink-0" /><span className="text-slate-200">Class A (Positive)</span></div>
<div className="flex items-center gap-3"><div className="w-4 h-4 rounded-full bg-classB shadow-[0_0_10px_#ff006e] flex-shrink-0" /><span className="text-slate-200">Class B (Negative)</span></div>
<div className="flex items-center gap-3"><div className="w-4 h-4 rounded-full bg-supportVector glow-accent animate-pulse-glow flex-shrink-0" /><span className="text-slate-200">Support Vectors</span></div>
<div className="flex items-center gap-3"><div className="w-4 h-2 rounded bg-hyperplane opacity-60 flex-shrink-0" /><span className="text-slate-200">Decision Boundary</span></div>
<div className="flex items-center gap-3"><div className="w-4 h-2 rounded opacity-80 bg-marginLineSVM flex-shrink-0" /><span className="text-slate-200">Margin Boundaries (Red)</span></div>
</div>
</div>
);
const TutorialPanel = () => {
const [currentStep, setCurrentStep] = useState(0);
const svmSteps = [
{ title: "What is SVM?", content: "Support Vector Machine (SVM) finds the best boundary (hyperplane) to separate two classes." },
{ title: "Data Points", content: "Cyan points are Class A, Magenta are Class B. The goal is to separate them cleanly." },
{ title: "The Hyperplane", content: "The green transparent surface is the decision boundary. One side is A, the other B." },
{ title: "Support Vectors", content: "YELLOW glowing points are Support Vectors! They define where the boundary sits." },
{ title: "The Margin (Red)", content: "RED planes show the MARGIN. SVM maximizes this street width. Points should be OUTSIDE." },
{ title: "Max Margin", content: "A wider margin means the model is more confident and generalizes better." },
];
const steps = svmSteps;
const nextStep = () => setCurrentStep(prev => Math.min(prev + 1, steps.length - 1));
const prevStep = () => setCurrentStep(prev => Math.max(prev - 1, 0));
return (
<div className="glass-panel p-3 md:p-4 space-y-2 md:space-y-4 animate-slide-up w-full">
<div className="flex items-center justify-between">
<h2 className="font-display text-md md:text-lg font-bold neon-text-accent">Learn SVM</h2>
<span className="text-xs text-slate-400">{currentStep + 1} / {steps.length}</span>
</div>
<div className="min-h-[60px] md:min-h-[100px]">
<h3 className="font-display text-sm md:text-md text-cyan-400 mb-1 md:mb-2 font-semibold">{steps[currentStep].title}</h3>
<p className="text-xs md:text-sm text-slate-300 leading-relaxed">{steps[currentStep].content}</p>
</div>
<div className="flex items-center justify-between gap-2">
<Button variant="outline" size="sm" onClick={prevStep} disabled={currentStep === 0}><ChevronLeftIcon className="w-4 h-4" /></Button>
<div className="flex gap-1">
{steps.map((_, i) => (
<div key={i} className={`w-1.5 h-1.5 rounded-full transition-all ${i === currentStep ? "bg-yellow-400 scale-125" : i < currentStep ? "bg-cyan-500/50" : "bg-slate-700"}`} />
))}
</div>
<Button variant="outline" size="sm" onClick={nextStep} disabled={currentStep === steps.length - 1}><ChevronRightIcon className="w-4 h-4" /></Button>
</div>
</div>
);
};
// --- Main App Component ---
const App = () => {
const toast = useToast();
const [dataPoints, setDataPoints] = useState([]);
const [supportVectorIndices, setSupportVectorIndices] = useState([]);
const [hyperplaneParams, setHyperplaneParams] = useState({ w1: 0.3, w2: 0.1, b: 0 });
const [margin, setMargin] = useState(0.8);
const [showHyperplane, setShowHyperplane] = useState(false);
const [showMargins, setShowMargins] = useState(false);
const [isRunning, setIsRunning] = useState(false);
const [sceneRotation, setSceneRotation] = useState(0);
// New state for mobile toggle
const [isResultView, setIsResultView] = useState(false);
const regenerateData = useCallback(() => {
const newData = generateSVMData();
setDataPoints(newData);
setSupportVectorIndices([]);
setShowHyperplane(false);
setShowMargins(false);
setIsResultView(false); // Reset view on new data
if(dataPoints.length > 0) toast.success(`Generated ${newData.length} new data points!`);
}, [toast, dataPoints.length]);
useEffect(() => {
regenerateData();
}, []);
const runAlgorithm = async () => {
setIsRunning(true);
toast.info("Finding optimal hyperplane...");
await new Promise(r => setTimeout(r, 800));
const params = computeHyperplane(dataPoints);
setHyperplaneParams(params);
setShowHyperplane(true);
await new Promise(r => setTimeout(r, 500));
const svIndices = findSupportVectors(dataPoints, params, margin);
setSupportVectorIndices(svIndices);
setShowMargins(true);
setIsRunning(false);
setIsResultView(true); // Switch to result view
toast.success(`Found ${svIndices.length} support vectors!`);
};
return (
<div className="h-[100dvh] w-full bg-slate-950 overflow-hidden relative font-sans text-slate-100">
{/* Header */}
<header className="absolute top-0 left-0 right-0 z-40 p-3 md:p-6 pointer-events-none bg-gradient-to-b from-slate-950/80 to-transparent">
<div className="flex flex-col md:flex-row items-center md:items-start justify-between gap-2 md:gap-4 pointer-events-auto">
<div className="text-center md:text-left">
<h1 className="font-display text-xl md:text-3xl font-bold text-white neon-text-primary">SVM 3D Simulator</h1>
<p className="text-xs md:text-sm text-slate-400 mt-1 hidden md:block">Interactive Machine Learning Visualization</p>
</div>
<div className="hidden md:flex items-center gap-2 text-sm text-slate-500 backdrop-blur-sm bg-slate-900/30 p-2 rounded-full border border-slate-800">
<span>🖱️ Drag to rotate</span>
<span>•</span>
<span>🔍 Scroll to zoom</span>
</div>
</div>
</header>
{/* 3D Scene */}
<div className="absolute inset-0 z-0">
<Scene3D
dataPoints={dataPoints}
supportVectorIndices={supportVectorIndices}
showHyperplane={showHyperplane}
showMargins={showMargins}
hyperplaneParams={hyperplaneParams}
margin={margin}
sceneRotation={sceneRotation}
/>
</div>
{/* Controls Container: Mobile Top, Desktop Left */}
<div className="absolute left-4 right-4 md:right-auto top-[4.5rem] md:top-28 md:w-64 space-y-3 md:space-y-4 z-30 max-h-[45vh] overflow-y-auto md:max-h-none md:overflow-visible no-scrollbar">
<ControlPanel
showHyperplane={showHyperplane}
onToggleHyperplane={() => setShowHyperplane(!showHyperplane)}
showMargins={showMargins}
onToggleMargins={() => setShowMargins(!showMargins)}
onRegenerateData={regenerateData}
onRunAlgorithm={runAlgorithm}
isRunning={isRunning}
margin={margin}
onMarginChange={setMargin}
isResultView={isResultView}
onResetView={() => setIsResultView(false)}
/>
{/* Hide legend in result view on mobile to save space if needed, though instruction said only buttons invisible */}
<LegendPanel />
</div>
{/* Tutorial Container: Mobile Bottom, Desktop Right */}
<div className="absolute left-4 right-4 md:left-auto md:right-4 bottom-20 md:bottom-auto md:top-28 md:w-72 z-20">
<TutorialPanel />
</div>
{/* Rotation Slider: Hidden on Mobile */}
<div className="hidden md:flex absolute right-6 top-1/2 -translate-y-1/2 z-20 items-center justify-center bg-slate-900/80 p-3 rounded-xl border border-slate-700 backdrop-blur-md">
<div className="flex flex-col items-center gap-2 h-64 w-8 relative">
<span className="text-xs font-medium text-slate-300 absolute -top-6">Rot</span>
<input
type="range"
min={0}
max={Math.PI * 2}
step={0.01}
value={sceneRotation}
onChange={(e) => setSceneRotation(parseFloat(e.target.value))}
className="absolute top-1/2 left-1/2 -translate-x-1/2 -translate-y-1/2 w-56 h-2 bg-slate-700 rounded-lg appearance-none cursor-pointer accent-cyan-500 -rotate-90 origin-center"
/>
</div>
</div>
{/* Footer */}
<footer className="absolute bottom-4 left-0 right-0 z-10 text-center pointer-events-none">
<div className="absolute left-1/2 -translate-x-1/2 bottom-0 w-full flex flex-col items-center gap-2 pointer-events-auto pb-4 md:pb-0">
<p className="hidden md:block text-xs text-slate-500 backdrop-blur-sm px-3 py-1 rounded-full mb-2">
Click "Find Hyperplane" to see the algorithm in action!
</p>
<a href="/svm" onClick={() => {}} className="inline-flex items-center justify-center text-center leading-none bg-blue-600 hover:bg-blue-500 text-white font-bold py-3 px-8 md:py-2 md:px-6 rounded-xl text-sm transition-all duration-150 shadow-[0_4px_0_rgb(29,78,216)] active:shadow-none active:translate-y-[4px] uppercase tracking-wider">
Back to Core
</a>
</div>
</footer>
</div>
);
};
const Root = () => (<ToastProvider><App /></ToastProvider>);
const root = createRoot(document.getElementById('root'));
root.render(<Root />);
</script>
{% endraw %}
</body>
</html> |