feat: faces and blocks

src/block.ts

@@ -0,0 +1,42 @@
+import { Object3D, Vector3 } from "three"
+import Face from "./face"
+
+export default class Block {
+	faces: Face[]
+	facesIndexes: number[] = []
+	position: Vector3
+
+	constructor(faces: Face[], coordinates: Vector3) {
+		this.faces = faces
+		this.position = coordinates
+
+		this.faces.forEach((face) => {
+			const dummy = new Object3D()
+			dummy.position.add(coordinates)
+			dummy.updateMatrix()
+			face.instancedMesh?.setMatrixAt(face.instaceIndex, dummy.matrix)
+			this.facesIndexes.push(face.instaceIndex)
+			face.instaceIndex += 1
+		})
+	}
+
+	translate(vec3: Vector3) {
+		this.position.add(vec3)
+		this.updateFacesPosition()
+	}
+
+	setPosition(vec3: Vector3) {
+		this.position = vec3
+		this.updateFacesPosition()
+	}
+
+	private updateFacesPosition() {
+		this.faces.forEach((face, i) => {
+			const dummy = new Object3D()
+			dummy.position.add(this.position)
+			dummy.updateMatrix()
+			face.instancedMesh!.setMatrixAt(this.facesIndexes[i], dummy.matrix)
+			face.instancedMesh!.instanceMatrix.needsUpdate = true
+		})
+	}
+}

src/counter.ts

@@ -1,9 +0,0 @@
-export function setupCounter(element: HTMLButtonElement) {
-  let counter = 0
-  const setCounter = (count: number) => {
-    counter = count
-    element.innerHTML = `count is ${counter}`
-  }
-  element.addEventListener('click', () => setCounter(counter + 1))
-  setCounter(0)
-}

src/face.ts

@@ -0,0 +1,77 @@
+import {
+	Color,
+	InstancedMesh,
+	MeshLambertMaterial,
+	PlaneGeometry,
+	Vector3
+} from "three"
+
+export type Orientation = "North" | "South" | "East" | "West" | "Up" | "Down"
+
+export const DEG_RAD = Math.PI / 180
+export const FACE_ORIENTATION = [
+	{
+		orientation: "North",
+		position: new Vector3(0, 0, 0.5),
+		rotation: new Vector3(0, 0, 0)
+	},
+	{
+		orientation: "Down",
+		position: new Vector3(0, -0.5, 0),
+		rotation: new Vector3(90 * DEG_RAD, 0, 0)
+	},
+	{
+		orientation: "Up",
+		position: new Vector3(0, 0.5, 0),
+		rotation: new Vector3(-90 * DEG_RAD, 0, 0)
+	},
+	{
+		orientation: "East",
+		position: new Vector3(0.5, 0, 0),
+		rotation: new Vector3(0, 90 * DEG_RAD, 0)
+	},
+	{
+		orientation: "West",
+		position: new Vector3(-0.5, 0, 0),
+		rotation: new Vector3(0, -90 * DEG_RAD, 0)
+	},
+	{
+		orientation: "South",
+		position: new Vector3(0, 0, -0.5),
+		rotation: new Vector3(0, 180 * DEG_RAD, 0)
+	}
+]
+
+export default class Face {
+	material: MeshLambertMaterial
+	orientation: Orientation
+	geometry: PlaneGeometry
+	instancedMesh: InstancedMesh | undefined
+	instaceIndex: number = 0
+
+	constructor(color: Color, orientation: Orientation, instancesCount: number) {
+		this.material = new MeshLambertMaterial({ color })
+
+		this.orientation = orientation
+
+		const orientationFace = FACE_ORIENTATION.find(
+			(x) => x.orientation === orientation
+		)
+
+		this.geometry = new PlaneGeometry()
+		this.geometry.rotateX(orientationFace!.rotation.x)
+		this.geometry.rotateY(orientationFace!.rotation.y)
+		this.geometry.rotateZ(orientationFace!.rotation.z)
+		this.geometry.translate(
+			orientationFace!.position.x,
+			orientationFace!.position.y,
+			orientationFace!.position.z
+		)
+
+		this.instancedMesh = new InstancedMesh(
+			this.geometry,
+			this.material,
+			instancesCount
+		)
+	}
+}

src/main.ts

@@ -1,24 +1,63 @@
-import './style.css'
-import typescriptLogo from './typescript.svg'
-import viteLogo from '/vite.svg'
-import { setupCounter } from './counter.ts'
+import "./style.css"
+import * as THREE from "three"
+import { OrbitControls } from "three/addons/controls/OrbitControls.js"
+import Face from "./face"
+import Block from "./block"
 
-document.querySelector<HTMLDivElement>('#app')!.innerHTML = `
-  <div>
-    <a href="https://vitejs.dev" target="_blank">
-      <img src="${viteLogo}" class="logo" alt="Vite logo" />
-    </a>
-    <a href="https://www.typescriptlang.org/" target="_blank">
-      <img src="${typescriptLogo}" class="logo vanilla" alt="TypeScript logo" />
-    </a>
-    <h1>Vite + TypeScript</h1>
-    <div class="card">
-      <button id="counter" type="button"></button>
-    </div>
-    <p class="read-the-docs">
-      Click on the Vite and TypeScript logos to learn more
-    </p>
-  </div>
-`
+const scene = new THREE.Scene()
+const camera = new THREE.PerspectiveCamera(
+	75,
+	window.innerWidth / window.innerHeight,
+	0.1,
+	1000
+)
 
-setupCounter(document.querySelector<HTMLButtonElement>('#counter')!)
+const renderer = new THREE.WebGLRenderer()
+renderer.setSize(window.innerWidth, window.innerHeight)
+renderer.setAnimationLoop(animate)
+const controls = new OrbitControls(camera, renderer.domElement)
+controls.update()
+document.body.appendChild(renderer.domElement)
+
+const ambientLight = new THREE.AmbientLight(new THREE.Color("white"), 5)
+scene.add(ambientLight)
+
+const chunk = [] as THREE.Vector3[]
+for (let i = -16; i < 16; i++) {
+	for (let j = -16; j < 16; j++) {
+		chunk.push(
+			new THREE.Vector3(
+				i,
+				Math.floor(Math.sin(i / 12) * 4 + Math.cos(j / 12) * 4),
+				j
+			)
+		)
+	}
+}
+
+const faces = [
+	new Face(new THREE.Color("white"), "Up", chunk.length),
+	new Face(new THREE.Color("red"), "Down", chunk.length),
+	new Face(new THREE.Color("blue"), "North", chunk.length),
+	new Face(new THREE.Color("green"), "East", chunk.length),
+	new Face(new THREE.Color("yellow"), "West", chunk.length),
+	new Face(new THREE.Color("purple"), "South", chunk.length)
+]
+
+const cubes = [] as Block[]
+chunk.forEach((block) => {
+	cubes.push(new Block(faces, block))
+})
+
+faces.forEach((face) => {
+	if (face.instancedMesh) scene.add(face.instancedMesh)
+})
+
+camera.position.x = 20
+camera.position.y = 20
+camera.position.z = 20
+
+function animate(elapsedTimeMs: number) {
+	renderer.render(scene, camera)
+	controls.update()
+}

src/style.css

@@ -1,96 +1,4 @@
-:root {
-  font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
-  line-height: 1.5;
-  font-weight: 400;
-
-  color-scheme: light dark;
-  color: rgba(255, 255, 255, 0.87);
-  background-color: #242424;
-
-  font-synthesis: none;
-  text-rendering: optimizeLegibility;
-  -webkit-font-smoothing: antialiased;
-  -moz-osx-font-smoothing: grayscale;
-}
-
-a {
-  font-weight: 500;
-  color: #646cff;
-  text-decoration: inherit;
-}
-a:hover {
-  color: #535bf2;
-}
-
 body {
+  box-sizing: border-box;
   margin: 0;
-  display: flex;
-  place-items: center;
-  min-width: 320px;
-  min-height: 100vh;
-}
-
-h1 {
-  font-size: 3.2em;
-  line-height: 1.1;
-}
-
-#app {
-  max-width: 1280px;
-  margin: 0 auto;
-  padding: 2rem;
-  text-align: center;
-}
-
-.logo {
-  height: 6em;
-  padding: 1.5em;
-  will-change: filter;
-  transition: filter 300ms;
-}
-.logo:hover {
-  filter: drop-shadow(0 0 2em #646cffaa);
-}
-.logo.vanilla:hover {
-  filter: drop-shadow(0 0 2em #3178c6aa);
-}
-
-.card {
-  padding: 2em;
-}
-
-.read-the-docs {
-  color: #888;
-}
-
-button {
-  border-radius: 8px;
-  border: 1px solid transparent;
-  padding: 0.6em 1.2em;
-  font-size: 1em;
-  font-weight: 500;
-  font-family: inherit;
-  background-color: #1a1a1a;
-  cursor: pointer;
-  transition: border-color 0.25s;
-}
-button:hover {
-  border-color: #646cff;
-}
-button:focus,
-button:focus-visible {
-  outline: 4px auto -webkit-focus-ring-color;
-}
-
-@media (prefers-color-scheme: light) {
-  :root {
-    color: #213547;
-    background-color: #ffffff;
-  }
-  a:hover {
-    color: #747bff;
-  }
-  button {
-    background-color: #f9f9f9;
-  }
-}
+}

src/typescript.svg

@@ -1 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" class="iconify iconify--logos" width="32" height="32" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 256"><path fill="#007ACC" d="M0 128v128h256V0H0z"></path><path fill="#FFF" d="m56.612 128.85l-.081 10.483h33.32v94.68h23.568v-94.68h33.321v-10.28c0-5.69-.122-10.444-.284-10.566c-.122-.162-20.4-.244-44.983-.203l-44.74.122l-.121 10.443Zm149.955-10.742c6.501 1.625 11.459 4.51 16.01 9.224c2.357 2.52 5.851 7.111 6.136 8.208c.08.325-11.053 7.802-17.798 11.988c-.244.162-1.22-.894-2.317-2.52c-3.291-4.795-6.745-6.867-12.028-7.233c-7.76-.528-12.759 3.535-12.718 10.321c0 1.992.284 3.17 1.097 4.795c1.707 3.536 4.876 5.649 14.832 9.956c18.326 7.883 26.168 13.084 31.045 20.48c5.445 8.249 6.664 21.415 2.966 31.208c-4.063 10.646-14.14 17.879-28.323 20.276c-4.388.772-14.79.65-19.504-.203c-10.28-1.828-20.033-6.908-26.047-13.572c-2.357-2.6-6.949-9.387-6.664-9.874c.122-.163 1.178-.813 2.356-1.504c1.138-.65 5.446-3.129 9.509-5.485l7.355-4.267l1.544 2.276c2.154 3.29 6.867 7.801 9.712 9.305c8.167 4.307 19.383 3.698 24.909-1.26c2.357-2.153 3.332-4.388 3.332-7.68c0-2.966-.366-4.266-1.91-6.501c-1.99-2.845-6.054-5.242-17.595-10.24c-13.206-5.69-18.895-9.224-24.096-14.832c-3.007-3.25-5.852-8.452-7.03-12.8c-.975-3.617-1.22-12.678-.447-16.335c2.723-12.76 12.353-21.659 26.25-24.3c4.51-.853 14.994-.528 19.424.569Z"></path></svg>