feat(3d): add Three.js aircraft model component for PFD learning

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/components/flightlab/pfd/PfdAircraftModel.vue

@@ -0,0 +1,236 @@
+<template>
+  <div ref="containerRef" class="pfd-aircraft-model" />
+</template>
+
+<script setup lang="ts">
+import { ref, onMounted, onBeforeUnmount, watch } from 'vue'
+import * as THREE from 'three'
+
+const props = defineProps<{
+  pitch: number
+  bankAngle: number
+  heading: number
+  speed: number
+  altitude: number
+}>()
+
+const containerRef = ref<HTMLDivElement | null>(null)
+
+let renderer: THREE.WebGLRenderer | null = null
+let scene: THREE.Scene | null = null
+let camera: THREE.PerspectiveCamera | null = null
+let aircraft: THREE.Group | null = null
+let cloudPlane: THREE.Mesh | null = null
+let animFrameId: number | null = null
+let resizeObserver: ResizeObserver | null = null
+
+// Reactive targets for smooth interpolation
+let targetPitchRad = 0
+let targetBankRad = 0
+
+function buildAircraft(): THREE.Group {
+  const group = new THREE.Group()
+
+  // Fuselage - cylinder rotated to lie along X axis
+  const fuselageGeo = new THREE.CylinderGeometry(0.4, 0.35, 5, 12)
+  const fuselageMat = new THREE.MeshStandardMaterial({ color: 0xdcdcdc })
+  const fuselage = new THREE.Mesh(fuselageGeo, fuselageMat)
+  fuselage.rotation.z = Math.PI / 2
+  group.add(fuselage)
+
+  // Nose cone
+  const noseGeo = new THREE.ConeGeometry(0.35, 1, 12)
+  const noseMat = new THREE.MeshStandardMaterial({ color: 0x2a2a2a })
+  const nose = new THREE.Mesh(noseGeo, noseMat)
+  nose.rotation.z = -Math.PI / 2
+  nose.position.set(3, 0, 0)
+  group.add(nose)
+
+  // Main wings
+  const wingGeo = new THREE.BoxGeometry(0.6, 4.5, 0.08)
+  const wingMat = new THREE.MeshStandardMaterial({ color: 0xdcdcdc })
+  const wings = new THREE.Mesh(wingGeo, wingMat)
+  wings.position.set(-0.2, 0, 0)
+  group.add(wings)
+
+  // Horizontal stabilizer
+  const hStabGeo = new THREE.BoxGeometry(0.3, 1.8, 0.06)
+  const hStabMat = new THREE.MeshStandardMaterial({ color: 0xdcdcdc })
+  const hStab = new THREE.Mesh(hStabGeo, hStabMat)
+  hStab.position.set(-2.3, 0, 0)
+  group.add(hStab)
+
+  // Vertical stabilizer
+  const vStabGeo = new THREE.BoxGeometry(0.6, 0.06, 1.2)
+  const vStabMat = new THREE.MeshStandardMaterial({ color: 0xdcdcdc })
+  const vStab = new THREE.Mesh(vStabGeo, vStabMat)
+  vStab.position.set(-2.1, 0, 0.6)
+  group.add(vStab)
+
+  // Engines (two, under each wing)
+  const engineGeo = new THREE.CylinderGeometry(0.18, 0.22, 0.8, 8)
+  const engineMat = new THREE.MeshStandardMaterial({ color: 0x555555 })
+
+  const engineLeft = new THREE.Mesh(engineGeo, engineMat)
+  engineLeft.rotation.z = Math.PI / 2
+  engineLeft.position.set(0.2, -1.5, -0.35)
+  group.add(engineLeft)
+
+  const engineRight = new THREE.Mesh(engineGeo, engineMat)
+  engineRight.rotation.z = Math.PI / 2
+  engineRight.position.set(0.2, 1.5, -0.35)
+  group.add(engineRight)
+
+  return group
+}
+
+function initScene() {
+  const container = containerRef.value
+  if (!container) return
+
+  const width = container.clientWidth
+  const height = container.clientHeight
+
+  // Scene
+  scene = new THREE.Scene()
+  scene.background = new THREE.Color(0x1a5fb4)
+  scene.fog = new THREE.Fog(0x62a0ea, 30, 80)
+
+  // Camera
+  camera = new THREE.PerspectiveCamera(50, width / height, 0.1, 200)
+  camera.position.set(-8, 3, 5)
+  camera.lookAt(0, 0, 0)
+
+  // Lights
+  const ambientLight = new THREE.AmbientLight(0xffffff, 0.6)
+  scene.add(ambientLight)
+
+  const directionalLight = new THREE.DirectionalLight(0xffffff, 0.8)
+  directionalLight.position.set(5, 10, 5)
+  scene.add(directionalLight)
+
+  // Aircraft
+  aircraft = buildAircraft()
+  scene.add(aircraft)
+
+  // Cloud plane
+  const cloudGeo = new THREE.PlaneGeometry(200, 200)
+  const cloudMat = new THREE.MeshStandardMaterial({
+    color: 0xffffff,
+    transparent: true,
+    opacity: 0.3,
+    side: THREE.DoubleSide,
+  })
+  cloudPlane = new THREE.Mesh(cloudGeo, cloudMat)
+  cloudPlane.rotation.x = -Math.PI / 2
+  cloudPlane.position.y = -8
+  scene.add(cloudPlane)
+
+  // Renderer
+  renderer = new THREE.WebGLRenderer({ antialias: true })
+  renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2))
+  renderer.setSize(width, height)
+  container.appendChild(renderer.domElement)
+
+  // Resize observer
+  resizeObserver = new ResizeObserver((entries) => {
+    for (const entry of entries) {
+      const { width: w, height: h } = entry.contentRect
+      if (w === 0 || h === 0) continue
+      if (camera) {
+        camera.aspect = w / h
+        camera.updateProjectionMatrix()
+      }
+      renderer?.setSize(w, h)
+    }
+  })
+  resizeObserver.observe(container)
+}
+
+function lerp(current: number, target: number, factor: number): number {
+  return current + (target - current) * factor
+}
+
+function animate() {
+  animFrameId = requestAnimationFrame(animate)
+
+  if (aircraft) {
+    // Pitch: rotate around Z axis (nose up/down in our coordinate system)
+    aircraft.rotation.z = lerp(aircraft.rotation.z, -targetPitchRad, 0.1)
+    // Bank: rotate around X axis
+    aircraft.rotation.x = lerp(aircraft.rotation.x, -targetBankRad, 0.1)
+  }
+
+  if (renderer && scene && camera) {
+    renderer.render(scene, camera)
+  }
+}
+
+function updateTargets() {
+  targetPitchRad = (props.pitch * Math.PI) / 180
+  targetBankRad = (props.bankAngle * Math.PI) / 180
+}
+
+watch(
+  () => [props.pitch, props.bankAngle, props.heading, props.speed, props.altitude],
+  () => {
+    updateTargets()
+  },
+)
+
+onMounted(() => {
+  initScene()
+  updateTargets()
+  animate()
+})
+
+onBeforeUnmount(() => {
+  // Cancel animation frame
+  if (animFrameId !== null) {
+    cancelAnimationFrame(animFrameId)
+    animFrameId = null
+  }
+
+  // Disconnect resize observer
+  if (resizeObserver) {
+    resizeObserver.disconnect()
+    resizeObserver = null
+  }
+
+  // Dispose renderer
+  if (renderer) {
+    renderer.dispose()
+    const canvas = renderer.domElement
+    canvas.parentElement?.removeChild(canvas)
+    renderer = null
+  }
+
+  // Dispose scene objects
+  if (scene) {
+    scene.traverse((object) => {
+      if (object instanceof THREE.Mesh) {
+        object.geometry.dispose()
+        if (Array.isArray(object.material)) {
+          object.material.forEach((m) => m.dispose())
+        } else {
+          object.material.dispose()
+        }
+      }
+    })
+    scene = null
+  }
+
+  camera = null
+  aircraft = null
+  cloudPlane = null
+})
+</script>
+
+<style scoped>
+.pfd-aircraft-model {
+  width: 100%;
+  height: 100%;
+  min-height: 200px;
+  overflow: hidden;
+}
+</style>