Physics01
ts
import { Physics, Rigidbody } from "@orillusion/physics";
import { Scene3D, DirectLight, View3D, KelvinUtil, CameraUtil, AtmosphericComponent, HoverCameraController, Object3D, LitMaterial, Engine3D, BoxGeometry, MeshRenderer, ColliderComponent, BoxColliderShape, Vector3, PlaneGeometry, Color } from "@orillusion/core";
import { Stats } from '@orillusion/stats'
import dat from 'dat.gui'
class SamplePhysics01 {
private scene: Scene3D;
private materials: LitMaterial[];
private boxGeometry: BoxGeometry;
private Ori: dat.GUI | undefined
async run() {
Engine3D.setting.shadow.autoUpdate = true;
Engine3D.setting.shadow.updateFrameRate = 1;
Engine3D.setting.shadow.shadowSize = 2048;
await Physics.init();
await Engine3D.init({ renderLoop: () => this.loop() });
let scene = new Scene3D()
scene.addComponent(Stats)
// init sky
let atmosphericSky: AtmosphericComponent
atmosphericSky = scene.addComponent(AtmosphericComponent)
// init Camera3D
let camera = CameraUtil.createCamera3DObject(scene)
camera.perspective(60, Engine3D.aspect, 1, 5000)
camera.enableCSM = true
// init Camera Controller
let hoverCtrl = camera.object3D.addComponent(HoverCameraController)
hoverCtrl.setCamera(-30, -15, 50)
// init View3D
let view = new View3D()
view.scene = scene
view.camera = camera
// create direction light
let lightObj3D = new Object3D()
lightObj3D.x = 0
lightObj3D.y = 30
lightObj3D.z = -40
lightObj3D.rotationX = 20
lightObj3D.rotationY = 160
lightObj3D.rotationZ = 0
let light = lightObj3D.addComponent(DirectLight)
light.lightColor = KelvinUtil.color_temperature_to_rgb(5355)
light.castShadow = true
light.intensity = 30
scene.addChild(light.object3D)
// relative light to sky
atmosphericSky.relativeTransform = light.transform
let gui = new dat.GUI()
let DirLight = gui.addFolder('Light')
DirLight.add(light, 'enable')
DirLight.add(light.transform, 'rotationX', 0.0, 360.0, 0.01)
DirLight.add(light.transform, 'rotationY', 0.0, 360.0, 0.01)
DirLight.add(light.transform, 'rotationZ', 0.0, 360.0, 0.01)
DirLight.add(light, 'intensity', 0.0, 160.0, 0.01)
DirLight.add(light, 'indirect', 0.0, 10.0, 0.01)
DirLight.add(light, 'castShadow')
DirLight.open()
this.scene = scene;
await this.initScene(this.scene);
Engine3D.startRenderView(view);
}
async initScene(scene: Scene3D) {
this.initMaterials();
this.createGround();
let interval = setInterval(() => {
this.addRandomBox();
if (scene.entityChildren.length > 500) {
clearInterval(interval);
}
}, 50);
}
private addRandomBox() {
this.boxGeometry ||= new BoxGeometry(1, 1, 1);
let newBox = new Object3D();
let meshRenderer = newBox.addComponent(MeshRenderer);
meshRenderer.geometry = this.boxGeometry;
meshRenderer.material = this.randomMaterial;
meshRenderer.castShadow = true;
meshRenderer.receiveShadow = true;
newBox.y = 20;
newBox.x = Math.random() * 20 - 10;
newBox.z = Math.random() * 20 - 10;
newBox.addComponent(Rigidbody);
let collider = newBox.addComponent(ColliderComponent);
collider.shape = new BoxColliderShape();
collider.shape.size = new Vector3(1, 1, 1);
this.scene.addChild(newBox);
}
private initMaterials() {
this.materials = [];
for (let i = 0; i < 20; i++) {
var mat = new LitMaterial();
mat.baseColor = new Color(Math.random() * 1.0, Math.random() * 1.0, Math.random() * 1.0, 1.0);
mat.metallic = Math.min(Math.random() * 0.1 + 0.2, 1.0);
mat.roughness = Math.min(Math.random() * 0.5, 1.0);
this.materials.push(mat);
}
}
private get randomMaterial(): LitMaterial {
let count = Math.floor(this.materials.length * Math.random());
return this.materials[count];
}
private createGround() {
let floorMat = new LitMaterial();
floorMat.baseMap = Engine3D.res.grayTexture;
floorMat.roughness = 0.85;
floorMat.metallic = 0.01;
let floor = new Object3D();
let renderer = floor.addComponent(MeshRenderer);
renderer.castShadow = true;
renderer.receiveShadow = true;
renderer.geometry = new PlaneGeometry(500, 500, 1, 1);
renderer.material = floorMat;
let rigidBody = floor.addComponent(Rigidbody);
rigidBody.mass = 0;
let collider = floor.addComponent(ColliderComponent);
collider.shape = new BoxColliderShape();
collider.shape.size = new Vector3(500, 0.05, 500);
this.scene.addChild(floor);
}
private loop() {
Physics.update();
}
}
new SamplePhysics01().run();