我有一个画布(webgl / 3d模型),如下所示 我想把模型放到画布的中心 如下
我的代码如下所示
var SCREEN_WIDTH = window.innerWidth;
var SCREEN_HEIGHT = window.innerHeight;
var container;
var camera, scene;
var canvasRenderer, webglRenderer;
var mesh, zmesh, geometry, materials;
var windowHalfX = window.innerWidth / 2;
var windowHalfY = window.innerHeight / 2;
var meshes = [];
function init() {
container = document.createElement('div');
document.body.appendChild(container);
camera = new THREE.PerspectiveCamera(75, SCREEN_WIDTH / SCREEN_HEIGHT, 1, 100000);
//camera.position.x = 2000;
//camera.position.y = 1400;
//camera.position.z = 1500;
camera.position.x = 2200;
camera.position.y = 1600;
camera.position.z = 1000;
scene = new THREE.Scene();
// LIGHTS
var ambient = new THREE.AmbientLight(0x666666);
scene.add(ambient);
var directionalLight = new THREE.DirectionalLight(0xffeedd);
directionalLight.position.set(0, 70, 100).normalize();
scene.add(directionalLight);
// RENDERER
webglRenderer = new THREE.WebGLRenderer();
webglRenderer.setSize(SCREEN_WIDTH, SCREEN_HEIGHT);
webglRenderer.domElement.style.position = "relative";
container.appendChild(webglRenderer.domElement);
var loader = new THREE.JSONLoader(),
callbackKey = function (geometry, materials) {
createScene(geometry, materials, 50, 50, 10, 2)
};
loader.load("ghghjghj.js", callbackKey);
window.addEventListener('resize', onWindowResize, false);
}
那么我的相机位置应该是什么。
答案 0 :(得分:1)
尝试增加camera.position.y直到它看起来更好。另外,尝试使用camera.lookAt()。它将vector3作为参数。