feat: reconstruct the chase-view grand tourer
This commit is contained in:
@@ -70,19 +70,27 @@ export function createAtmosphere(
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uniforms: {
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uVisibility: { value: night.starVisibility },
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uDistance: { value: 0 },
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uPointScale: { value: 18 },
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uMaxPointSize: { value: 4.5 },
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uColor: { value: new THREE.Color(0xb9ecf2) },
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},
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vertexShader: `
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attribute float starSize;
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attribute float brightness;
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uniform float uDistance;
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uniform float uPointScale;
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uniform float uMaxPointSize;
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varying float vBrightness;
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void main() {
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vec3 star = position;
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star.x += sin(position.z * 0.017 + uDistance * 0.004) * 0.08;
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vec4 viewPosition = modelViewMatrix * vec4(star, 1.0);
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vBrightness = brightness;
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gl_PointSize = starSize * (250.0 / max(1.0, -viewPosition.z));
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gl_PointSize = clamp(
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starSize * (uPointScale / max(1.0, -viewPosition.z)),
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0.75,
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uMaxPointSize
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);
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gl_Position = projectionMatrix * viewPosition;
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}
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`,
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@@ -1,108 +1,380 @@
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import * as THREE from 'three';
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import type { SceneResourceBag } from '@/scene/resources';
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export function createCar(resources: SceneResourceBag) {
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export interface CarWorld {
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group: CarGroup;
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setDetail(detail: 'full' | 'reduced'): void;
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update(speed: number, acceleration: number, elapsedSeconds: number): void;
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}
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interface CarGroup {
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children: unknown[];
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position: { x: number; y: number; z: number; set(x: number, y: number, z: number): void };
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rotation: { x: number; y: number; z: number };
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scale: { set(x: number, y: number, z: number): void };
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visible: boolean;
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add(...objects: unknown[]): void;
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getObjectByName(name: string): unknown;
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updateMatrixWorld(force: boolean): void;
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}
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const FULL_BASE_Y = 0.58;
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const REDUCED_BASE_Y = 0.42;
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export function createCar(resources: SceneResourceBag): CarWorld {
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const group = new THREE.Group();
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group.position.set(0, 0.69, 0.5);
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group.scale.set(0.9, 0.65, 0.78);
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group.name = 'chase-car';
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let baseY = FULL_BASE_Y;
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group.position.set(0, baseY, 0.72);
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group.scale.set(0.9, 0.72, 0.82);
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const bodyMaterial = resources.own('material', new THREE.MeshStandardMaterial({
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color: 0x202938,
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roughness: 0.28,
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metalness: 0.78,
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color: 0x304e68,
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emissive: 0x091725,
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emissiveIntensity: 0.42,
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roughness: 0.36,
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metalness: 0.68,
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}));
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const shoulderMaterial = resources.own('material', new THREE.MeshStandardMaterial({
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color: 0x365b77,
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emissive: 0x0a1b2a,
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emissiveIntensity: 0.36,
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roughness: 0.3,
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metalness: 0.74,
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}));
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const lowerBodyMaterial = resources.own('material', new THREE.MeshStandardMaterial({
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color: 0x111c29,
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roughness: 0.48,
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metalness: 0.54,
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}));
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const glassMaterial = resources.own('material', new THREE.MeshStandardMaterial({
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color: 0x10273a,
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color: 0x071522,
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emissive: 0x061522,
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emissiveIntensity: 0.34,
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roughness: 0.12,
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metalness: 0.35,
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}));
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const tailMaterial = resources.own('material', new THREE.MeshBasicMaterial({ color: 0xff315f }));
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const silhouetteMaterial = resources.own('material', new THREE.MeshBasicMaterial({ color: 0x405875 }));
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const fasciaMaterial = resources.own('material', new THREE.MeshStandardMaterial({
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color: 0x151c28,
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roughness: 0.42,
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metalness: 0.62,
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}));
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const underglowMaterial = resources.own('material', new THREE.MeshBasicMaterial({
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color: 0x28d8ef,
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metalness: 0.42,
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transparent: true,
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opacity: 0.42,
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opacity: 0.92,
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}));
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const fasciaMaterial = resources.own('material', new THREE.MeshStandardMaterial({
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color: 0x080d15,
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roughness: 0.52,
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metalness: 0.42,
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}));
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const tailMaterial = resources.own('material', new THREE.MeshStandardMaterial({
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color: 0x8f0b2d,
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emissive: 0xff174f,
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emissiveIntensity: 1.25,
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roughness: 0.26,
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metalness: 0.18,
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toneMapped: true,
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}));
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const cyanMaterial = resources.own('material', new THREE.MeshStandardMaterial({
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color: 0x2b9bab,
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emissive: 0x44dceb,
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emissiveIntensity: 0.7,
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roughness: 0.34,
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metalness: 0.32,
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toneMapped: true,
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}));
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const tireMaterial = resources.own('material', new THREE.MeshStandardMaterial({
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color: 0x020407,
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roughness: 0.94,
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metalness: 0.04,
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}));
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const hubMaterial = resources.own('material', new THREE.MeshStandardMaterial({
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color: 0x354451,
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roughness: 0.42,
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metalness: 0.78,
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}));
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const lowerGeometry = resources.own('geometry', new THREE.BoxGeometry(4.6, 0.55, 6.6));
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const lower = new THREE.Mesh(lowerGeometry, bodyMaterial);
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lower.scale.set(1, 1, 0.92);
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group.add(lower);
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const cabinGeometry = resources.own('geometry', new THREE.CylinderGeometry(1.25, 1.72, 2.9, 4));
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const cabin = new THREE.Mesh(cabinGeometry, glassMaterial);
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cabin.rotation.set(Math.PI / 2, Math.PI / 4, 0);
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cabin.scale.set(1, 1, 0.62);
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cabin.position.set(0, 0.64, -0.35);
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group.add(cabin);
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const lightGeometry = resources.own('geometry', new THREE.BoxGeometry(3.9, 0.12, 0.08));
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const rearLight = new THREE.Mesh(lightGeometry, tailMaterial);
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rearLight.position.set(0, 0.04, 3.08);
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group.add(rearLight);
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const rearProfile = new THREE.Shape();
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rearProfile.moveTo(-2.5, -0.32);
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rearProfile.lineTo(-2.32, 0.28);
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rearProfile.lineTo(-1.42, 0.72);
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rearProfile.lineTo(1.42, 0.72);
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rearProfile.lineTo(2.32, 0.28);
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rearProfile.lineTo(2.5, -0.32);
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rearProfile.closePath();
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const silhouetteGeometry = resources.own('geometry', new THREE.ShapeGeometry(rearProfile));
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const silhouette = new THREE.Mesh(silhouetteGeometry, silhouetteMaterial);
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const rearProfile = createRearProfile();
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const silhouetteGeometry = resources.own('geometry', new THREE.ExtrudeGeometry(rearProfile, {
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depth: 5.8,
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steps: 1,
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bevelEnabled: true,
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bevelSegments: 1,
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bevelSize: 0.11,
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bevelThickness: 0.1,
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}));
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silhouetteGeometry.translate(0, 0, -2.9);
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silhouetteGeometry.computeVertexNormals();
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const silhouette = new THREE.Mesh(silhouetteGeometry, bodyMaterial);
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silhouette.name = 'rear-silhouette';
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silhouette.position.z = 2.98;
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group.add(silhouette);
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const fasciaGeometry = resources.own('geometry', new THREE.BoxGeometry(4.3, 0.38, 0.22));
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const rearFaceMaterial = resources.own('material', new THREE.MeshBasicMaterial({
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color: 0x1b3246,
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toneMapped: true,
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}));
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const rearFace = new THREE.Mesh(
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resources.own('geometry', new THREE.ShapeGeometry(rearProfile)),
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rearFaceMaterial,
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);
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rearFace.name = 'rear-body-face';
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rearFace.position.z = 3.025;
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group.add(rearFace);
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const leftHaunch = new THREE.Mesh(
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resources.own('geometry', createHaunchGeometry(-1)),
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shoulderMaterial,
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);
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leftHaunch.name = 'left-rear-haunch';
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group.add(leftHaunch);
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const rightHaunch = new THREE.Mesh(
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resources.own('geometry', createHaunchGeometry(1)),
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shoulderMaterial,
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);
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rightHaunch.name = 'right-rear-haunch';
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group.add(rightHaunch);
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const glass = new THREE.Mesh(
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resources.own('geometry', createCanopyGeometry()),
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glassMaterial,
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);
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glass.name = 'rear-glass';
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group.add(glass);
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const rearGlassProfile = new THREE.Shape();
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rearGlassProfile.moveTo(-1.58, 0.8);
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rearGlassProfile.lineTo(-1.15, 1.41);
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rearGlassProfile.lineTo(1.15, 1.41);
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rearGlassProfile.lineTo(1.58, 0.8);
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rearGlassProfile.closePath();
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const rearGlassMaterial = resources.own('material', new THREE.MeshBasicMaterial({
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color: 0x0b2537,
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transparent: true,
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opacity: 0.94,
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toneMapped: true,
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}));
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const rearGlass = new THREE.Mesh(
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resources.own('geometry', new THREE.ShapeGeometry(rearGlassProfile)),
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rearGlassMaterial,
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);
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rearGlass.name = 'rear-glass-panel';
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rearGlass.position.z = 1.44;
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group.add(rearGlass);
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const fasciaGeometry = resources.own('geometry', new THREE.BoxGeometry(4.84, 0.56, 0.16));
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const fascia = new THREE.Mesh(fasciaGeometry, fasciaMaterial);
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fascia.position.set(0, -0.12, 2.94);
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fascia.name = 'rear-fascia';
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fascia.position.set(0, 0.02, 3.07);
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group.add(fascia);
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const shoulderGeometry = resources.own('geometry', new THREE.BoxGeometry(5.05, 0.18, 1.1));
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const shoulders = new THREE.Mesh(shoulderGeometry, bodyMaterial);
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shoulders.position.set(0, 0.18, 2.48);
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group.add(shoulders);
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const lightGeometry = resources.own('geometry', new THREE.BoxGeometry(4.55, 0.13, 0.09));
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const lightBar = new THREE.Mesh(lightGeometry, tailMaterial);
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lightBar.name = 'rear-light-bar';
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lightBar.position.set(0, 0.46, 3.17);
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group.add(lightBar);
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const accentMaterial = resources.own('material', new THREE.MeshBasicMaterial({ color: 0x28d8ef }));
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const accentGeometry = resources.own('geometry', new THREE.BoxGeometry(0.36, 0.1, 0.08));
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for (const x of [-2.02, 2.02]) {
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const accent = new THREE.Mesh(accentGeometry, accentMaterial);
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accent.position.set(x, -0.15, 3.11);
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group.add(accent);
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const diffuserGeometry = resources.own('geometry', createDiffuserGeometry());
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const diffuser = new THREE.Mesh(diffuserGeometry, lowerBodyMaterial);
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diffuser.name = 'rear-diffuser';
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diffuser.position.z = 3.08;
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group.add(diffuser);
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const wheelGeometry = resources.own('geometry', new THREE.CylinderGeometry(0.66, 0.66, 0.5, 24));
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const hubGeometry = resources.own('geometry', new THREE.CylinderGeometry(0.31, 0.31, 0.515, 16));
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for (const [x, side] of [[-2.38, 'left'], [2.38, 'right']] as const) {
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const wheel = new THREE.Mesh(wheelGeometry, tireMaterial);
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wheel.name = `rear-wheel-${side}`;
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wheel.rotation.z = Math.PI / 2;
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wheel.position.set(x, -0.16, 2.1);
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group.add(wheel);
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const hub = new THREE.Mesh(hubGeometry, hubMaterial);
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hub.name = `rear-hub-${side}`;
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hub.rotation.z = Math.PI / 2;
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hub.position.copy(wheel.position);
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group.add(hub);
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}
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const glowGeometry = resources.own('geometry', new THREE.PlaneGeometry(4.2, 6.2));
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const underglow = new THREE.Mesh(glowGeometry, underglowMaterial);
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const underglowUniforms = {
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uColor: { value: new THREE.Color(0x49d7e5) },
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uOpacity: { value: 0.12 },
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};
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const underglowGeometry = resources.own('geometry', new THREE.PlaneGeometry(3.9, 4.2));
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const underglowMaterial = resources.own('material', new THREE.ShaderMaterial({
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uniforms: underglowUniforms,
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vertexShader: `
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varying vec2 vGlowUv;
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void main() {
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vGlowUv = uv;
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gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);
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}
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`,
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fragmentShader: `
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uniform vec3 uColor;
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uniform float uOpacity;
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varying vec2 vGlowUv;
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void main() {
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vec2 centered = (vGlowUv - 0.5) * vec2(1.55, 1.0);
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float glow = 1.0 - smoothstep(0.12, 0.72, length(centered));
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gl_FragColor = vec4(uColor, glow * uOpacity);
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}
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`,
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transparent: true,
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depthWrite: false,
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depthTest: true,
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blending: THREE.AdditiveBlending,
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toneMapped: true,
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}));
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const underglow = new THREE.Mesh(underglowGeometry, underglowMaterial);
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underglow.name = 'car-underglow';
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underglow.rotation.x = -Math.PI / 2;
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underglow.position.y = -0.31;
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underglow.position.set(0, -0.5, 0.45);
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group.add(underglow);
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const wheelGeometry = resources.own('geometry', new THREE.CylinderGeometry(0.62, 0.62, 0.42, 18));
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const wheelMaterial = resources.own('material', new THREE.MeshStandardMaterial({ color: 0x030407, roughness: 0.92 }));
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for (const x of [-2.05, 2.05]) {
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for (const z of [-2.15, 2.15]) {
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const wheel = new THREE.Mesh(wheelGeometry, wheelMaterial);
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wheel.rotation.z = Math.PI / 2;
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wheel.position.set(x, -0.18, z);
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group.add(wheel);
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}
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const secondary = new THREE.Group();
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secondary.name = 'secondary-detail';
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const trimGeometry = resources.own('geometry', new THREE.BoxGeometry(0.38, 0.075, 0.07));
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for (const x of [-1.98, 1.98]) {
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const trim = new THREE.Mesh(trimGeometry, cyanMaterial);
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trim.position.set(x, -0.15, 3.13);
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secondary.add(trim);
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}
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const deckGeometry = resources.own('geometry', new THREE.BoxGeometry(3.25, 0.075, 0.62));
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const rearDeck = new THREE.Mesh(deckGeometry, shoulderMaterial);
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rearDeck.position.set(0, 0.86, 2.15);
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rearDeck.rotation.x = -0.08;
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secondary.add(rearDeck);
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const frontWheelGeometry = resources.own('geometry', new THREE.CylinderGeometry(0.58, 0.58, 0.42, 18));
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for (const x of [-2.18, 2.18]) {
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const wheel = new THREE.Mesh(frontWheelGeometry, tireMaterial);
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wheel.rotation.z = Math.PI / 2;
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wheel.position.set(x, -0.14, -2.05);
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secondary.add(wheel);
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}
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group.add(secondary);
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let detail: 'full' | 'reduced' = 'full';
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let squat = 0;
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let squatVelocity = 0;
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let previousElapsed: number | null = null;
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const setDetail = (nextDetail: 'full' | 'reduced'): void => {
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if (detail === nextDetail) return;
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detail = nextDetail;
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secondary.visible = detail === 'full';
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if (detail === 'reduced') {
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baseY = REDUCED_BASE_Y;
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group.scale.set(0.7, 0.56, 0.66);
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group.position.z = 0.62;
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} else {
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baseY = FULL_BASE_Y;
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group.scale.set(0.9, 0.72, 0.82);
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group.position.z = 0.72;
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}
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group.position.y = baseY - squat;
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};
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return {
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group,
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update(speed: number, acceleration: number, elapsedSeconds: number) {
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const response = Math.min(1, Math.max(0, acceleration));
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group.position.y = 0.69 + Math.sin(elapsedSeconds * (2.2 + speed)) * (0.012 + response * 0.018);
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group.rotation.z = Math.sin(elapsedSeconds * 1.4) * 0.003 * response;
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tailMaterial.color.setRGB(1, 0.12 + response * 0.08, 0.28 + response * 0.08);
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underglowMaterial.opacity = 0.32 + Math.min(0.3, speed * 0.2);
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setDetail,
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update(speed, acceleration, elapsedSeconds) {
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const safeSpeed = clamp01(speed);
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const response = clamp01(acceleration);
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const elapsed = Number.isFinite(elapsedSeconds) ? Math.max(0, elapsedSeconds) : 0;
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const deltaSeconds = previousElapsed === null
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? 1 / 60
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: THREE.MathUtils.clamp(elapsed - previousElapsed, 0, 0.05);
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previousElapsed = elapsed;
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const targetSquat = response * 0.088;
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const springAcceleration = (targetSquat - squat) * 34 - squatVelocity * 10;
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squatVelocity += springAcceleration * deltaSeconds;
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squat += squatVelocity * deltaSeconds;
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const vibration = Math.sin(elapsed * (8.2 + safeSpeed * 2.4)) * (0.002 + safeSpeed * 0.003);
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group.position.y = baseY - squat + vibration;
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group.rotation.x = -squat * 0.045;
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group.rotation.z = (
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Math.sin(elapsed * 0.78) * safeSpeed * 0.0024
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+ Math.sin(elapsed * 1.31) * response * 0.0014
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);
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tailMaterial.emissiveIntensity = 1.25 + response * 1.35;
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underglowUniforms.uOpacity.value = 0.1 + safeSpeed * 0.055 + response * 0.07;
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},
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};
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}
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function createRearProfile() {
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const shape = new THREE.Shape();
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shape.moveTo(-2.7, -0.42);
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shape.lineTo(-2.63, 0.2);
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shape.lineTo(-2.32, 0.64);
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shape.lineTo(-1.56, 0.96);
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shape.lineTo(1.56, 0.96);
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shape.lineTo(2.32, 0.64);
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shape.lineTo(2.63, 0.2);
|
||||
shape.lineTo(2.7, -0.42);
|
||||
shape.closePath();
|
||||
return shape;
|
||||
}
|
||||
|
||||
function createHaunchGeometry(side: -1 | 1) {
|
||||
const inner = 0.95 * side;
|
||||
const outer = 2.62 * side;
|
||||
const frontOuter = 2.25 * side;
|
||||
const positions = new Float32Array([
|
||||
inner, 0.48, -1.75,
|
||||
frontOuter, 0.38, -1.75,
|
||||
inner, 0.92, -1.75,
|
||||
outer, 0.68, -1.75,
|
||||
inner, 0.48, 2.62,
|
||||
outer, 0.33, 2.62,
|
||||
inner, 0.92, 2.62,
|
||||
outer, 0.73, 2.62,
|
||||
]);
|
||||
const geometry = new THREE.BufferGeometry();
|
||||
geometry.setAttribute('position', new THREE.BufferAttribute(positions, 3));
|
||||
geometry.setIndex([
|
||||
0, 1, 2, 2, 1, 3,
|
||||
4, 6, 5, 6, 7, 5,
|
||||
0, 4, 1, 1, 4, 5,
|
||||
2, 3, 6, 3, 7, 6,
|
||||
1, 5, 3, 3, 5, 7,
|
||||
0, 2, 4, 2, 6, 4,
|
||||
]);
|
||||
geometry.computeVertexNormals();
|
||||
return geometry;
|
||||
}
|
||||
|
||||
function createCanopyGeometry() {
|
||||
const positions = new Float32Array([
|
||||
-1.18, 0.78, -1.9,
|
||||
1.18, 0.78, -1.9,
|
||||
-0.86, 1.82, -1.65,
|
||||
0.86, 1.82, -1.65,
|
||||
-1.62, 0.78, 1.42,
|
||||
1.62, 0.78, 1.42,
|
||||
-1.18, 1.42, 1.06,
|
||||
1.18, 1.42, 1.06,
|
||||
]);
|
||||
const geometry = new THREE.BufferGeometry();
|
||||
geometry.setAttribute('position', new THREE.BufferAttribute(positions, 3));
|
||||
geometry.setIndex([
|
||||
0, 1, 2, 2, 1, 3,
|
||||
4, 6, 5, 6, 7, 5,
|
||||
0, 2, 4, 2, 6, 4,
|
||||
1, 5, 3, 3, 5, 7,
|
||||
2, 3, 6, 3, 7, 6,
|
||||
0, 4, 1, 1, 4, 5,
|
||||
]);
|
||||
geometry.computeVertexNormals();
|
||||
return geometry;
|
||||
}
|
||||
|
||||
function createDiffuserGeometry() {
|
||||
const shape = new THREE.Shape();
|
||||
shape.moveTo(-2.28, -0.42);
|
||||
shape.lineTo(-1.8, 0.04);
|
||||
shape.lineTo(-0.62, -0.12);
|
||||
shape.lineTo(0, 0.08);
|
||||
shape.lineTo(0.62, -0.12);
|
||||
shape.lineTo(1.8, 0.04);
|
||||
shape.lineTo(2.28, -0.42);
|
||||
shape.closePath();
|
||||
return new THREE.ShapeGeometry(shape);
|
||||
}
|
||||
|
||||
function clamp01(value: number): number {
|
||||
return Number.isFinite(value) ? THREE.MathUtils.clamp(value, 0, 1) : 0;
|
||||
}
|
||||
|
||||
@@ -21,7 +21,7 @@ declare const __PORTFOLIO_TEST_BUILD__: boolean;
|
||||
const TEST_BUILD = typeof __PORTFOLIO_TEST_BUILD__ !== 'undefined' && __PORTFOLIO_TEST_BUILD__;
|
||||
|
||||
export function createChaseCamera(aspect = 1) {
|
||||
const camera = new THREE.PerspectiveCamera(52, aspect, 0.1, 320);
|
||||
const camera = new THREE.PerspectiveCamera(70, aspect, 0.1, 320);
|
||||
camera.position.set(0, 4.8, 12.5);
|
||||
camera.lookAt(0, 1.6, -22);
|
||||
return camera;
|
||||
@@ -76,6 +76,7 @@ export async function createProceduralSceneGeneration(
|
||||
const terrain = createTerrain(context.resources, quality);
|
||||
const sun = createSun(context.resources);
|
||||
const car = createCar(context.resources);
|
||||
car.setDetail(mobileOrTablet ? 'reduced' : 'full');
|
||||
const sign = createSign(context.resources);
|
||||
const atmosphere = createAtmosphere(context.resources, quality);
|
||||
scene.add(
|
||||
@@ -107,6 +108,8 @@ export async function createProceduralSceneGeneration(
|
||||
renderer.setSize(width, height, false);
|
||||
camera.aspect = width / height;
|
||||
camera.updateProjectionMatrix();
|
||||
car.setDetail(width < 1_100 || height < 620 ? 'reduced' : 'full');
|
||||
car.group.visible = height >= 340;
|
||||
postProcessor?.resize(width, height, quality.pixelRatio * quality.postScale);
|
||||
if (TEST_BUILD && context.quality !== 'medium') {
|
||||
window.__PORTFOLIO_PERFORMANCE__?.recordRuntimeAllocation(context.resources.gpuBudgetSnapshot({
|
||||
@@ -171,7 +174,7 @@ export async function createProceduralSceneGeneration(
|
||||
background.copy(currentPalette.sky);
|
||||
scene.fog.color.copy(currentPalette.fog);
|
||||
scene.fog.density = 0.0105 + (1 - currentPalette.warmth) * 0.0025;
|
||||
const fov = 52 + Math.min(7, snapshot.acceleration * 4.5);
|
||||
const fov = 70 + Math.min(5, snapshot.acceleration * 4.2);
|
||||
if (camera.fov !== fov) {
|
||||
camera.fov = fov;
|
||||
camera.updateProjectionMatrix();
|
||||
|
||||
Reference in New Issue
Block a user