我有两个平面,我怎么能计算它们之间的角度?在飞机的情况下,是否也可以计算两个Object3D点之间的角度?如何计算两架飞机之间的角度?
这里有一个例子小提琴:https://jsfiddle.net/rsu842v8/1/
const scene = new THREE.Scene();
const camera = new THREE.PerspectiveCamera(45, window.innerWidth/window.innerHeight, 1, 1000);
camera.position.set(25, 25, 12);
var material = new THREE.MeshBasicMaterial({
color: 0x00fff0,
side: THREE.DoubleSide
});
window.plane1 = new THREE.Mesh(new THREE.PlaneGeometry(10, 10), material);
scene.add(plane1);
plane1.position.set(0.3, 1, -2);
plane1.rotation.set(Math.PI/3, Math.PI/2, 1);
window.plane2 = new THREE.Mesh(new THREE.PlaneGeometry(10, 10), new THREE.MeshBasicMaterial({
color: 0x0fff00,
side: THREE.DoubleSide
}));
scene.add(plane2);
// setup rest
var pointLight = new THREE.PointLight(0xFFFFFF);
pointLight.position.x = 10;
pointLight.position.y = 50;
pointLight.position.z = 130;
scene.add(pointLight)
const renderer = new THREE.WebGLRenderer({
antialias: true
});
renderer.setSize(window.innerWidth, window.innerHeight);
renderer.setClearColor(0x20252f);
renderer.setPixelRatio(window.devicePixelRatio);
document.body.appendChild(renderer.domElement);
const controls = new THREE.OrbitControls(camera, renderer.domElement);
animate();
// TODO: What is the angle between plane1 and plane2?
function animate() {
requestAnimationFrame(animate);
render();
}
function render() {
renderer.render(scene, camera);
}
<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r82/three.js"></script>
<script src="https://yume.human-interactive.org/examples/buffer-geometry/OrbitControls.js"></script>
有两个点之间没有角度这样的术语。也许你的意思是别的...... – MBo