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COF_Space_MeetingRoom.html
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<html>
<head>
</head>
<body>
<canvas id="c" width="1280" height="720"></canvas>
<script type="module">
//import * as THREE from './js/node_modules/three/build/three.module.js';
//import {OrbitControls} from './js/node_modules/three/examples/jsm/controls/OrbitControls.js';
//import {GLTFLoader} from './js/node_modules/three/examples/jsm/loaders/GLTFLoader.js';
//import {GUI} from './threejs/dat.gui.module.js';
import * as THREE from 'https://threejsfundamentals.org/threejs/resources/threejs/r108/build/three.module.js';
import {OrbitControls} from 'https://threejsfundamentals.org/threejs/resources/threejs/r108/examples/jsm/controls/OrbitControls.js';
import {GLTFLoader} from 'https://threejsfundamentals.org/threejs/resources/threejs/r108/examples/jsm/loaders/GLTFLoader.js';
import {GUI} from 'https://threejsfundamentals.org/threejs/../3rdparty/dat.gui.module.js';
//input INI
var srcDirection = './glTF/Cofico Space of Meeting Room 02-19 glTF Export';
var srcFileName = '/Cofico Space of Meeting Room 02-19.gltf';
var srcFullPath = srcDirection + srcFileName;
var camScale = 1.1;
const intensityBG = 2;
const intensityLight = 1.5;
//end input INI
function main() {
const canvas = document.querySelector('#c');
const renderer = new THREE.WebGLRenderer({canvas});
renderer.shadowMap.enabled = true;
const fov = 45;
const aspect = 2; // the canvas default
const near = 0.1;
const far = 100;
const camera = new THREE.PerspectiveCamera(fov, aspect, near, far);
camera.position.set(0, 10, 20);
const controls = new OrbitControls(camera, canvas);
controls.target.set(0, 5, 0);
controls.update();
const scene = new THREE.Scene();
scene.background = new THREE.Color('#DEFEFF');
{
const skyColor = 0xB1E1FF; // light blue
const groundColor = 0xB97A20; // brownish orange
const light = new THREE.HemisphereLight(skyColor, groundColor, intensityBG);
scene.add(light);
}
//ADD LIGHTING and UI
{
const color = 0xFFFFFF;
const light = new THREE.DirectionalLight(color, intensityLight);
light.castShadow = true;
//light.position.set(-250, 800, -850);
//light.target.position.set(-550, 40, -450);
light.position.set(-5, 10, -5);
light.target.position.set(0, 0, 0);
light.shadow.bias = -0.001;
light.shadow.mapSize.width = 2048;
light.shadow.mapSize.height = 2048;
scene.add(light);
scene.add(light.target);
const cam = light.shadow.camera;
cam.near = 1;
cam.far = 50;
cam.left = -50;
cam.right = 50;
cam.top = 50;
cam.bottom = -50;
const cameraHelper = new THREE.CameraHelper(cam);
scene.add(cameraHelper);
cameraHelper.visible = false;
const helper = new THREE.DirectionalLightHelper(light, 10);
scene.add(helper);
helper.visible = false;
function makeXYZGUI(gui, vector3, name, onChangeFn) {
const folder = gui.addFolder(name);
folder.add(vector3, 'x', vector3.x - 50, vector3.x + 50).onChange(onChangeFn);
folder.add(vector3, 'y', vector3.y - 50, vector3.y + 50).onChange(onChangeFn);
folder.add(vector3, 'z', vector3.z - 50, vector3.z + 50).onChange(onChangeFn);
folder.open();
}
function updateCamera() {
// update the light target's matrixWorld because it's needed by the helper
light.updateMatrixWorld();
light.target.updateMatrixWorld();
helper.update();
// update the light's shadow camera's projection matrix
light.shadow.camera.updateProjectionMatrix();
// and now update the camera helper we're using to show the light's shadow camera
cameraHelper.update();
}
updateCamera();
class DimensionGUIHelper {
constructor(obj, minProp, maxProp) {
this.obj = obj;
this.minProp = minProp;
this.maxProp = maxProp;
}
get value() {
return this.obj[this.maxProp] * 2;
}
set value(v) {
this.obj[this.maxProp] = v / 2;
this.obj[this.minProp] = v / -2;
}
}
class MinMaxGUIHelper {
constructor(obj, minProp, maxProp, minDif) {
this.obj = obj;
this.minProp = minProp;
this.maxProp = maxProp;
this.minDif = minDif;
}
get min() {
return this.obj[this.minProp];
}
set min(v) {
this.obj[this.minProp] = v;
this.obj[this.maxProp] = Math.max(this.obj[this.maxProp], v + this.minDif);
}
get max() {
return this.obj[this.maxProp];
}
set max(v) {
this.obj[this.maxProp] = v;
this.min = this.min; // this will call the min setter
}
}
class VisibleGUIHelper {
constructor(...objects) {
this.objects = [...objects];
}
get value() {
return this.objects[0].visible;
}
set value(v) {
this.objects.forEach((obj) => {
obj.visible = v;
});
}
}
const gui = new GUI();
gui.close();
//gui.add(new VisibleGUIHelper(helper, cameraHelper), 'value').name('show helpers');
gui.add(light.shadow, 'bias', -0.02, -0.001, 0.001);
{
const folder = gui.addFolder('Shadow Camera');
folder.open();
folder.add(new DimensionGUIHelper(light.shadow.camera, 'left', 'right'), 'value', 10, 200)
.name('width')
.onChange(updateCamera);
folder.add(new DimensionGUIHelper(light.shadow.camera, 'bottom', 'top'), 'value', 10, 200 )
.name('height')
.onChange(updateCamera);
const minMaxGUIHelper = new MinMaxGUIHelper(light.shadow.camera, 'near', 'far', 0.1);
//folder.add(minMaxGUIHelper, 'min', 1, 1, 1).name('near').onChange(updateCamera);
//folder.add(minMaxGUIHelper, 'max', 1, 2000, 1).name('far').onChange(updateCamera);
//folder.add(light.shadow.camera, 'zoom', 0.01, 1.5, 0.001).onChange(updateCamera);
}
makeXYZGUI(gui, light.position, 'position', updateCamera);
makeXYZGUI(gui, light.target.position, 'target', updateCamera);
}
function frameArea(sizeToFitOnScreen, boxSize, boxCenter, camera) {
const halfSizeToFitOnScreen = sizeToFitOnScreen * 0.5;
const halfFovY = THREE.Math.degToRad(camera.fov * .5);
const distance = halfSizeToFitOnScreen / Math.tan(halfFovY);
// compute a unit vector that points in the direction the camera is now
// in the xz plane from the center of the box
const direction = (new THREE.Vector3())
.subVectors(camera.position, boxCenter)
.multiply(new THREE.Vector3(1, 0, 1))
.normalize();
// move the camera to a position distance units way from the center
// in whatever direction the camera was from the center already
camera.position.copy(direction.multiplyScalar(distance).add(boxCenter));
// pick some near and far values for the frustum that
// will contain the box.
camera.near = boxSize / 100;
camera.far = boxSize * 100;
camera.updateProjectionMatrix();
// point the camera to look at the center of the box
camera.lookAt(boxCenter.x, boxCenter.y, boxCenter.z);
}
{
const gltfLoader1 = new GLTFLoader();
gltfLoader1.load(srcFullPath, (gltf) => {
const root = gltf.scene;
scene.add(root);
root.traverse((obj) => {
if (obj.castShadow !== undefined) {
obj.castShadow = true;
obj.receiveShadow = true;
}
});
root.updateMatrixWorld();
// compute the box that contains all the stuff
// from root and below
const box = new THREE.Box3().setFromObject(root);
const boxSize = box.getSize(new THREE.Vector3()).length();
const boxCenter = box.getCenter(new THREE.Vector3());
// set the camera to frame the box
frameArea(boxSize * camScale, boxSize, boxCenter, camera);
// update the Trackball controls to handle the new size
controls.maxDistance = boxSize * camScale * 10;
controls.target.copy(boxCenter);
controls.update();
});
}
function resizeRendererToDisplaySize(renderer) {
const canvas = renderer.domElement;
const width = canvas.clientWidth;
const height = canvas.clientHeight;
const needResize = canvas.width !== width || canvas.height !== height;
if (needResize) {
renderer.setSize(width, height, false);
}
return needResize;
}
function render(time) {
time *= 0.001; // convert to seconds
if (resizeRendererToDisplaySize(renderer)) {
const canvas = renderer.domElement;
camera.aspect = canvas.clientWidth / canvas.clientHeight;
camera.updateProjectionMatrix();
}
renderer.render(scene, camera);
requestAnimationFrame(render);
}
requestAnimationFrame(render);
}
main();
</script>
</body>
</html>