Files
engine/examples/shadow-fade.ts
2024-07-04 18:10:43 +08:00

73 lines
2.1 KiB
TypeScript

/**
* @title Shadow Fade
* @category Light
* @thumbnail https://mdn.alipayobjects.com/merchant_appfe/afts/img/A*YIXASLTf0CkAAAAAAAAAAAAADiR2AQ/original
*/
import {
Animator,
Camera,
DirectLight,
GLTFResource,
Logger,
MeshRenderer,
PBRMaterial,
PrimitiveMesh,
ShadowResolution,
ShadowType,
Vector3,
WebGLEngine,
WebGLMode
} from "@galacean/engine";
import { OrbitControl } from "@galacean/engine-toolkit-controls";
import * as dat from "dat.gui";
const gui = new dat.GUI();
/**
* Planar Shadow
*/
Logger.enable();
WebGLEngine.create({ canvas: "canvas" }).then((engine) => {
engine.canvas.resizeByClientSize();
const scene = engine.sceneManager.activeScene;
const rootEntity = scene.createRootEntity();
scene.shadowResolution = ShadowResolution.VeryHigh;
scene.shadowDistance = 10;
const cameraEntity = rootEntity.createChild("camera_node");
cameraEntity.transform.setPosition(0, 5, 7);
const camera = cameraEntity.addComponent(Camera);
const control = cameraEntity.addComponent(OrbitControl);
control.target = new Vector3(0, 0, 0);
control.zoomSpeed = 0.2;
const lightEntity = rootEntity.createChild("light_node");
const light = lightEntity.addComponent(DirectLight);
lightEntity.transform.setPosition(-10, 10, 10);
lightEntity.transform.lookAt(new Vector3(0, 0, 0));
light.shadowType = ShadowType.SoftHigh;
const planeEntity = rootEntity.createChild("plane_node");
const renderer = planeEntity.addComponent(MeshRenderer);
renderer.mesh = PrimitiveMesh.createPlane(engine, 10, 10);
const planeMaterial = new PBRMaterial(engine);
renderer.setMaterial(planeMaterial);
engine.resourceManager
.load<GLTFResource>("https://gw.alipayobjects.com/os/bmw-prod/5e3c1e4e-496e-45f8-8e05-f89f2bd5e4a4.glb")
.then((asset) => {
const { defaultSceneRoot } = asset;
rootEntity.addChild(defaultSceneRoot);
const animator = defaultSceneRoot.getComponent(Animator);
animator.play(asset.animations[0].name);
});
engine.run();
gui.add(scene, "shadowFadeBorder", 0, 1, 0.01);
gui.add(scene, "shadowDistance", 0, 100, 1);
gui.add(light, "shadowStrength", 0, 1, 0.01);
});