three.js - 为什么三个js阴影不平滑?
问题描述
我为定向光设置了阴影,阴影贴图大小为 2048,阴影偏差 -0.0001,阴影类型为 PCSoftshadow,但渲染的阴影看起来质量低下,不平滑且不正确(下图)。
我怎样才能使阴影更平滑?这是我的渲染阴影代码
const dirLight = new THREE.DirectionalLight(0xffffff, 0.75);
dirLight.color.setHSL(0.1, 1, 0.95);
dirLight.position.set(-1, 1.75, 1);
dirLight.position.multiplyScalar(30);
this.scene.add(dirLight);
dirLight.castShadow = true;
dirLight.shadow.mapSize.width = 2048;
dirLight.shadow.mapSize.height = 2048;
const d = 80;
dirLight.shadow.camera.left = -d;
dirLight.shadow.camera.right = d;
dirLight.shadow.camera.top = d;
dirLight.shadow.camera.bottom = -d;
dirLight.shadow.camera.far = 1000;
dirLight.shadow.bias = -0.0001;