Import source: src/components/Hero/AudioVisualizer3D

Import the existing local project snapshot. This commit organizes existing files; it does not represent newly developed functionality.

src/components/Hero/AudioVisualizer3D.jsx

@@ -0,0 +1,92 @@
+import { useRef, useMemo } from 'react'
+import { Canvas, useFrame } from '@react-three/fiber'
+import * as THREE from 'three'
+
+const BAR_COUNT = 80
+
+function Bars({ isPlaying }) {
+  const barsRef = useRef([])
+  const phases = useMemo(() => Array.from({ length: BAR_COUNT }, () => Math.random() * Math.PI * 2), [])
+  const speeds = useMemo(() => Array.from({ length: BAR_COUNT }, () => 0.5 + Math.random() * 1.6), [])
+
+  useFrame(({ clock }, delta) => {
+    const t = clock.getElapsedTime()
+    barsRef.current.forEach((mesh, i) => {
+      if (!mesh) return
+      const target = isPlaying
+        ? Math.abs(Math.sin(t * speeds[i] + phases[i])) * 2.4 + 0.06
+        : Math.abs(Math.sin(t * 0.22 + phases[i])) * 0.28 + 0.04
+      mesh.scale.y = THREE.MathUtils.lerp(mesh.scale.y, target, 0.09)
+      mesh.position.y = mesh.scale.y * 0.5
+      // Subtle colour shift along ring
+      const hue = 0.12 + (i / BAR_COUNT) * 0.04
+      mesh.material.emissiveIntensity = 0.5 + mesh.scale.y * 0.25
+    })
+  })
+
+  const positions = useMemo(() => {
+    const r = 3.4
+    return Array.from({ length: BAR_COUNT }, (_, i) => {
+      const a = (i / BAR_COUNT) * Math.PI * 2
+      return { x: Math.cos(a) * r, z: Math.sin(a) * r }
+    })
+  }, [])
+
+  return (
+    <group rotation={[0.18, 0, 0]}>
+      {positions.map((p, i) => (
+        <mesh key={i} ref={el => (barsRef.current[i] = el)} position={[p.x, 0.5, p.z]}>
+          <boxGeometry args={[0.06, 1, 0.06]} />
+          <meshStandardMaterial
+            color="#c9a84c" emissive="#c9a84c" emissiveIntensity={0.55}
+            roughness={0.15} metalness={0.95} toneMapped={false}
+          />
+        </mesh>
+      ))}
+
+      {/* Outer ring */}
+      <mesh rotation={[-Math.PI / 2, 0, 0]} position={[0, -0.03, 0]}>
+        <ringGeometry args={[3.15, 3.65, 80]} />
+        <meshBasicMaterial color="#c9a84c" transparent opacity={0.08} side={THREE.DoubleSide} />
+      </mesh>
+
+      {/* Inner ring */}
+      <mesh rotation={[-Math.PI / 2, 0, 0]} position={[0, -0.03, 0]}>
+        <ringGeometry args={[1.1, 1.25, 64]} />
+        <meshBasicMaterial color="#e8c547" transparent opacity={0.1} side={THREE.DoubleSide} />
+      </mesh>
+
+      {/* Centre glow disc */}
+      <mesh rotation={[-Math.PI / 2, 0, 0]} position={[0, -0.03, 0]}>
+        <circleGeometry args={[1.1, 64]} />
+        <meshBasicMaterial color="#c9a84c" transparent opacity={0.03} />
+      </mesh>
+    </group>
+  )
+}
+
+function Scene({ isPlaying }) {
+  const groupRef = useRef()
+  useFrame((_, delta) => {
+    if (groupRef.current) groupRef.current.rotation.y += delta * (isPlaying ? 0.38 : 0.07)
+  })
+  return (
+    <group ref={groupRef}>
+      <Bars isPlaying={isPlaying} />
+    </group>
+  )
+}
+
+export default function AudioVisualizer3D({ isPlaying }) {
+  return (
+    <Canvas camera={{ position: [0, 3.8, 9.5], fov: 46 }} gl={{ antialias: true, alpha: true }}
+      style={{ background: 'transparent' }}>
+      <ambientLight intensity={0.08} />
+      <pointLight position={[0, 7, 0]} intensity={5} color="#c9a84c" />
+      <pointLight position={[5, 2, 5]} intensity={2.5} color="#e8c547" />
+      <pointLight position={[-5, 1, -5]} intensity={1.5} color="#8a6f2e" />
+      <pointLight position={[0, -4, 0]} intensity={1} color="#c9a84c" />
+      <Scene isPlaying={isPlaying} />
+    </Canvas>
+  )
+}