Introduction Traditional driving simulators require manually modeled environments. Using Google Maps Platform’s Photorealistic 3D Tiles , you can simulate driving on real roads, bridges, and landmarks from anywhere in the world. This guide covers the technical setup, key features, and optimization for a web-based 3D driving experience. Prerequisites | Item | Details | |------|---------| | Google Maps API Key | Enable Maps JavaScript API and Photorealistic 3D Tiles API | | Billing | Required (but offers $200 monthly free credit) | | Modern Browser | Chrome/Edge (WebGL2 support) | | Device | Dedicated GPU recommended (RTX 2060 or better) | Step 1: Setup Basic 3D Map Create an index.html file:
async function snapToRoad(lat, lng) const res = await fetch(`https://roads.googleapis.com/v1/snapToRoads?path=$lat,$lng&interpolate=true&key=YOUR_API_KEY`); const json = await res.json(); if (json.snappedPoints.length) return json.snappedPoints[0].location; return latitude: lat, longitude: lng ;
function updateDriving() if (keys.ArrowUp) speed = Math.min(speed + ACCEL, SPEED_MAX); if (keys.ArrowDown) speed = Math.max(speed - ACCEL, -SPEED_MAX/2); if (!keys.ArrowUp && !keys.ArrowDown) speed *= 0.98; // friction driving simulator 3d google maps
// Add a simple cube as car placeholder (or load GLTF) addVehicleModel();
<!DOCTYPE html> <html> <head> <title>3D Driving Simulator</title> <style> #map height: 100vh; width: 100vw; margin: 0; padding: 0; body margin: 0; overflow: hidden; #controls position: absolute; bottom: 20px; left: 20px; background: black; color: white; padding: 10px; border-radius: 8px; z-index: 10; font-family: monospace; </style> </head> <body> <div id="map"></div> <div id="controls"> 🚗 WASD or Arrow Keys | 🖱️ Drag to look around </div> <script src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&v=beta&libraries=map3d"></script> <script src="simulator.js"></script> </body> </html> In simulator.js : Prerequisites | Item | Details | |------|---------| |
let map; let camera; let vehicleModel; let speed = 0; let rotation = 0; let position = lat: 37.7749, lng: -122.4194 ; // San Francisco async function initMap() const Map3D = await google.maps.importLibrary("map3d");
async function getElevation(lat, lng) const response = await fetch(`https://maps.googleapis.com/maps/api/elevation/json?locations=$lat,$lng&key=YOUR_API_KEY`); const data = await response.json(); return data.results[0].elevation; const json = await res.json()
| Issue | Fix | |-------|-----| | Low FPS | Reduce zoom to 16, disable reflections | | Choppy loading | Preload tiles within 500m radius using TileLoadStrategy | | Mobile overheating | Cap FPS to 30 using setInterval instead of rAF |