threejs 零散知识点整理

threejs_tricks.js

1\ 创造一个空间，在这个空间内添加其他物体
	// SKYBOX/FOG
	var skyBoxGeometry = new THREE.CubeGeometry( 10000, 10000, 10000 );
	var skyBoxMaterial = new THREE.MeshBasicMaterial( { color: 0x9999ff, side: THREE.BackSide } );
	var skyBox = new THREE.Mesh( skyBoxGeometry, skyBoxMaterial );
    skyBox.flipSided = true; // render faces from inside of the cube, instead of from outside (default).
	// scene.add(skyBox);
	scene.fog = new THREE.FogExp2( 0x9999ff, 0.00025 );