Javascript div中的Three.js对象w/禁用缩放、滚动/缩放文档
我开始学习three.js,现在需要帮助。我正在尝试在div中设置场景(不在完整文档中),而不进行缩放,可以选择通过鼠标滚轮滚动文档并缩放文档。所以我把它放到我的div中,现在它就在那里了,但鼠标滚轮在整个文档中放大对象,我只能通过箭头或滚动条滚动。例如,我尝试了一个已完成的示例—Youtube。它有点像youtube视频中的立方体。我又添加了两个视频,所以现在是立方体。顺便说一下,还有一个问题。如果文档大小已更改,则对象开始具有绝对位置,并且场景位于整个文档中Javascript div中的Three.js对象w/禁用缩放、滚动/缩放文档,javascript,three.js,Javascript,Three.js,我开始学习three.js,现在需要帮助。我正在尝试在div中设置场景(不在完整文档中),而不进行缩放,可以选择通过鼠标滚轮滚动文档并缩放文档。所以我把它放到我的div中,现在它就在那里了,但鼠标滚轮在整个文档中放大对象,我只能通过箭头或滚动条滚动。例如,我尝试了一个已完成的示例—Youtube。它有点像youtube视频中的立方体。我又添加了两个视频,所以现在是立方体。顺便说一下,还有一个问题。如果文档大小已更改,则对象开始具有绝对位置,并且场景位于整个文档中 <!DOCTYPE htm
<!DOCTYPE html>
<html lang="sk-SK">
<head><meta charset="UTF-8"><title>Test</title>
<script type="text/javascript" src="/kla/script/lib/three.js/build/three.js"></script>
<script type="text/javascript" src="/kla/script/lib/three.js/controls/TrackballControls.js"></script>
<script type="text/javascript" src="/kla/script/lib/three.js/renderers/CSS3DRenderer.js"></script>
</head><body>
...
<section>
<div id="container"></div>
<div id="blocker"></div>
</section>
...
<script type="text/javascript" src="js/youtubeCube.js"></script>
</body></html>
最后是JS文件:
var camera, scene, renderer;
var Element = function(id, x, y, z, ry, rx)
{
var div = document.createElement('div');
div.style.width = '480px';
div.style.height = '480px';
div.style.backgroundColor = '#000';
var iframe = document.createElement('iframe');
iframe.style.width = '480px';
iframe.style.height = '480px';
iframe.style.border = '0px';
iframe.src = ['http://www.youtube.com/embed/', id, '?rel=0'].join('');
div.appendChild(iframe);
var object = new THREE.CSS3DObject(div);
object.position.set(x,y,z);
object.rotation.y = ry;
object.rotation.x = rx;
return object;
};
init();
animate();
function init()
{
var container = document.getElementById('container');
camera = new THREE.PerspectiveCamera(50, window.innerWidth/window.innerHeight, 1, 5000);
camera.position.set(500,350,750);
scene = new THREE.Scene();
renderer = new THREE.CSS3DRenderer();
renderer.setSize(document.getElementById('container').offsetWidth, document.getElementById('container').offsetHeight);
renderer.domElement.style.position = 'relative';
renderer.domElement.style.top = 0;
container.appendChild(renderer.domElement);
var group = new THREE.Group();
group.add(new Element('', 0, 0, 240, 0, 0));
group.add(new Element('', 240, 0, 0, Math.PI/2, 0));
group.add(new Element('', 0, 0, -240, Math.PI, 0));
group.add(new Element('', -240, 0, 0, -Math.PI/2, 0));
group.add(new Element('', 0, 240, 0, 0, -Math.PI/2));
group.add(new Element('', 0, -240, 0, 0, Math.PI/2));
scene.add(group);
controls = new THREE.TrackballControls(camera);
window.addEventListener('resize', onWindowResize, false);
var blocker = document.getElementById('blocker');
blocker.style.display = 'none';
document.addEventListener('mousedown', function(){blocker.style.display = '';});
document.addEventListener('mouseup', function(){blocker.style.display = 'none';});
}
function onWindowResize()
{
camera.aspect = window.innerWidth/window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize(window.innerWidth, window.innerHeight);
}
function animate()
{
requestAnimationFrame(animate);
controls.update();
renderer.render(scene, camera);
}
总结:
移除场景的缩放,
添加滚动文档的选项,
将选项添加到缩放文档,
修复场景的视图窗口,
如果可能的话,加速加载
谢谢你的回答
controls.noPan = true;
controls.maxDistance = controls.minDistance = yourfixeddistnace;
controls.noKeys = true;
controls.noRotate = true;
controls.noZoom = true;
若要在鼠标位于3D场景画布中时启用滚动文档,请从画布中删除事件侦听器,或添加滚动到事件侦听器的功能
若要在鼠标位于3D场景画布中时启用滚动文档,请从画布中删除事件侦听器,或添加滚动到事件侦听器的功能
controls.noPan = true;
controls.maxDistance = controls.minDistance = yourfixeddistnace;
controls.noKeys = true;
controls.noRotate = true;
controls.noZoom = true;