以navmesh
为例<script setup>
import * as THREE from 'three';
import { OrbitControls } from 'three/examples/jsm/controls/OrbitControls';
import {init as initRecastNavigation,NavMeshQuery,
} from '@recast-navigation/core';
import { generateSoloNavMesh } from '@recast-navigation/generators';
import { DebugDrawer, getPositionsAndIndices } from '@recast-navigation/three';
import { exportNavMesh, importNavMesh } from 'recast-navigation';
initRecastNavigation();
const renderer = new THREE.WebGLRenderer();
document.body.appendChild(renderer.domElement);const scene = new THREE.Scene();
const camera = new THREE.PerspectiveCamera();
camera.position.set(10, 10, -10);const orbitControls = new OrbitControls(camera, renderer.domElement);
const onWindowResize = () => {camera.aspect = window.innerWidth / window.innerHeight;camera.updateProjectionMatrix();renderer.setSize(window.innerWidth, window.innerHeight);
};
onWindowResize();window.addEventListener('resize', onWindowResize);
const animate = () => {requestAnimationFrame(animate);renderer.render(scene, camera);
};animate();function btnClick() {document.getElementById('file1').click();
}function openBinFile(e) {var file = e.target.files[0];var reader = new FileReader();reader.onload = function (e) {var content = new Uint8Array(e.target.result);const { navMesh } = importNavMesh(content);const debugDrawer = new DebugDrawer();debugDrawer.drawNavMesh(navMesh);scene.add(debugDrawer);console.log(content);};reader.readAsArrayBuffer(file);
}
</script><template><button @click="btnClick">Open</button><input id="file1" type="file" style="display: none" @change="openBinFile" />
</template>