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Merge pull request #75 from dvm-bitspilani/main
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,143 +1,3 @@ | ||
| 'use client'; | ||
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| import { useEffect } from "react"; | ||
| import * as THREE from 'three' | ||
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| import backdropVertexShader from '@/shaders/LandingBackdrop/vertex.glsl' | ||
| import backdropFragmentShader from '@/shaders/LandingBackdrop/fragment.glsl' | ||
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| import styles from './backdrops.module.scss' | ||
|
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| export default function LandingBackdrop() { | ||
| useEffect(() => { | ||
| const canvas = document.querySelector('#landingBackdrop') as HTMLCanvasElement | ||
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| const sizes = { | ||
| width: window.innerWidth, | ||
| height: window.innerHeight | ||
| } | ||
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| window.addEventListener('resize', () => { | ||
| // Update sizes | ||
| sizes.width = window.innerWidth | ||
| sizes.height = window.innerHeight | ||
|
|
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| // Update camera | ||
| camera.aspect = sizes.width / sizes.height | ||
| camera.updateProjectionMatrix() | ||
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| // Update renderer | ||
| renderer.setSize(sizes.width, sizes.height) | ||
| renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2)) | ||
| }) | ||
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| const scene = new THREE.Scene() | ||
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| const camera = new THREE.PerspectiveCamera(75, sizes.width / sizes.height, 0.1, 100) | ||
| // const camera = new THREE.OrthographicCamera(-1, 1, 1, -1, 0.1, 100) | ||
| camera.position.set(0, -3, 1.5) | ||
| camera.lookAt(new THREE.Vector3(0, -2, 0)) | ||
| scene.add(camera) | ||
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| const geometry = new THREE.PlaneGeometry(12, 12, 64, 64) | ||
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| const material = new THREE.ShaderMaterial({ | ||
| vertexShader: backdropVertexShader, | ||
| fragmentShader: backdropFragmentShader, | ||
| transparent: true, | ||
| uniforms: { | ||
| uColor: { value: new THREE.Color('white') }, | ||
| uMouseX: { value: 0.0 }, | ||
| uMouseY: { value: 0.0 } | ||
| }, | ||
| wireframe: true | ||
| }) | ||
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| const mesh = new THREE.Mesh(geometry, material) | ||
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| scene.add(mesh) | ||
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| const raycaster = new THREE.Raycaster() | ||
| const rayOrigin = new THREE.Vector3(0, 0, 1) | ||
| const rayDirection = new THREE.Vector3(0, 0, -1) | ||
| rayDirection.normalize() | ||
| raycaster.set(rayOrigin, rayDirection) | ||
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| mesh.updateMatrix() | ||
|
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| // const intersect = raycaster.intersectObject(mesh) | ||
| // console.log(intersect) | ||
|
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| const renderer = new THREE.WebGLRenderer({ | ||
| canvas: canvas | ||
| }) | ||
| renderer.setSize(sizes.width, sizes.height) | ||
| renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2)) | ||
|
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| const clock = new THREE.Clock() | ||
|
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| const mouse = new THREE.Vector2() | ||
| window.addEventListener('mousemove', (event) => { | ||
| mouse.x = event.clientX / sizes.width * 2 - 1 | ||
| mouse.y = - (event.clientY / sizes.height * 2 - 1) | ||
| // material.uniforms.uMouseX.value = (2 * (event.clientX / sizes.width) - 1) * 2.1 | ||
| // material.uniforms.uMouseY.value = (-(2 * (event.clientY / sizes.height) - 1)) * 1.15 | ||
| }) | ||
|
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| let animationFrameReqId: any; | ||
| animationFrameReqId = null | ||
|
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| const tick = () => { | ||
| const elapsedTime = clock.getElapsedTime() | ||
|
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| raycaster.setFromCamera(mouse, camera) | ||
| const intersect = raycaster.intersectObject(mesh) | ||
| material.uniforms.uMouseX.value = intersect[0]?.point.x | ||
| material.uniforms.uMouseY.value = intersect[0]?.point.y | ||
|
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| // Render | ||
| renderer.render(scene, camera) | ||
|
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| // Call tick again on the next frame | ||
| animationFrameReqId = window.requestAnimationFrame(tick) | ||
| } | ||
| tick() | ||
|
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| return () => { | ||
| window.removeEventListener('resize', () => { | ||
| // Update sizes | ||
| sizes.width = window.innerWidth | ||
| sizes.height = window.innerHeight | ||
|
|
||
| // Update camera | ||
| camera.aspect = sizes.width / sizes.height | ||
| camera.updateProjectionMatrix() | ||
|
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| // Update renderer | ||
| renderer.setSize(sizes.width, sizes.height) | ||
| renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2)) | ||
| }) | ||
|
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| if (mesh) { | ||
| scene.remove(mesh) | ||
| mesh.geometry.dispose() | ||
| mesh.material.dispose() | ||
| } | ||
|
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| window.removeEventListener('mousemove', (event) => { | ||
| material.uniforms.uMouseX.value = (2 * (event.clientX / sizes.width) - 1) * 2.1 | ||
| material.uniforms.uMouseY.value = (-(2 * (event.clientY / sizes.height) - 1)) * 1.15 | ||
| }) | ||
|
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| if (animationFrameReqId) { | ||
| window.cancelAnimationFrame(animationFrameReqId) | ||
| } | ||
| } | ||
| }, []) | ||
| return ( | ||
| <canvas | ||
| className={styles.webgl} | ||
| id='landingBackdrop' | ||
| ></canvas> | ||
| ) | ||
| } | ||
| export default function SuitBackground() { | ||
| return <h1>lmao</h1>; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,8 +0,0 @@ | ||
| .webgl { | ||
| width: 100vw; | ||
| height: 100lvh; | ||
| position: fixed; | ||
| top: 0; | ||
| background-color: transparent; | ||
| z-index: -1; | ||
| } | ||
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