154 lines
3.9 KiB
JavaScript
154 lines
3.9 KiB
JavaScript
import {getProject} from '@theatre/core'
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import * as THREE from 'three'
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import React, {useState, useEffect, useRef} from 'react'
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import {useFrame, Canvas} from '@react-three/fiber'
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import {Shadow, softShadows} from '@react-three/drei'
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import studio from '@theatre/studio'
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import {editable as e, SheetProvider} from '@theatre/r3f'
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import extension from '@theatre/r3f/dist/extension'
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if (process.env.NODE_ENV === 'development') {
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studio.extend(extension)
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studio.initialize()
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}
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// Soft shadows are expensive, comment and refresh when it's too slow
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softShadows()
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// credit: https://codesandbox.io/s/camera-pan-nsb7f
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function Button() {
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const vec = new THREE.Vector3()
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const light = useRef(undefined)
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const [active, setActive] = useState(false)
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const [zoom, set] = useState(true)
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useEffect(
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() => void (document.body.style.cursor = active ? 'pointer' : 'auto'),
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[active],
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)
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useFrame((state) => {
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const step = 0.1
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const camera = state.camera
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camera.fov = THREE.MathUtils.lerp(camera.fov, zoom ? 10 : 42, step)
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camera.position.lerp(
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vec.set(zoom ? 25 : 10, zoom ? 1 : 5, zoom ? 0 : 10),
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step,
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)
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state.camera.lookAt(0, 0, 0)
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state.camera.updateProjectionMatrix()
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light.current.position.lerp(
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vec.set(zoom ? 4 : 0, zoom ? 3 : 8, zoom ? 3 : 5),
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step,
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)
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})
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return (
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<e.mesh
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receiveShadow
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castShadow
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onClick={() => set(!zoom)}
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onPointerOver={() => setActive(true)}
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onPointerOut={() => setActive(false)}
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uniqueName="The Button"
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>
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<sphereBufferGeometry args={[0.75, 64, 64]} />
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<meshPhysicalMaterial
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color={active ? 'purple' : '#e7b056'}
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clearcoat={1}
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clearcoatRoughness={0}
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/>
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<Shadow
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position-y={-0.79}
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rotation-x={-Math.PI / 2}
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opacity={0.6}
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scale={[0.8, 0.8, 1]}
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/>
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<directionalLight
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ref={light}
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castShadow
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intensity={1.5}
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shadow-camera-far={70}
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/>
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</e.mesh>
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)
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}
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function Plane({color, uniqueName, ...props}) {
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return (
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<e.mesh receiveShadow castShadow {...props} uniqueName={uniqueName}>
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<boxBufferGeometry />
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<meshStandardMaterial color={color} />
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</e.mesh>
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)
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}
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function App() {
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return (
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<div>
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<Canvas
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// @ts-ignore
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shadowMap
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gl={{preserveDrawingBuffer: true}}
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linear
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frameloop="demand"
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dpr={[1.5, 2]}
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>
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<SheetProvider
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sheet={getProject('Playground - R3F').sheet('R3F-Canvas')}
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>
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{/* @ts-ignore */}
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<e.perspectiveCamera makeDefault uniqueName="Camera" />
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<ambientLight intensity={0.4} />
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<e.pointLight
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position={[-10, -10, 5]}
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intensity={2}
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color="#ff20f0"
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uniqueName="Light 1"
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/>
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<e.pointLight
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position={[0, 0.5, -1]}
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distance={1}
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intensity={2}
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color="#e4be00"
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uniqueName="Light 2"
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/>
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<group position={[0, -0.9, -3]}>
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<Plane
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color="hotpink"
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rotation-x={-Math.PI / 2}
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position-z={2}
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scale={[4, 20, 0.2]}
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uniqueName="plane1"
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/>
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<Plane
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color="#e4be00"
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rotation-x={-Math.PI / 2}
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position-y={1}
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scale={[4.2, 0.2, 4]}
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uniqueName="plane2"
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/>
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<Plane
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color="#736fbd"
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rotation-x={-Math.PI / 2}
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position={[-1.7, 1, 3.5]}
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scale={[0.5, 4, 4]}
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uniqueName="plane3"
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/>
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<Plane
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color="white"
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rotation-x={-Math.PI / 2}
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position={[0, 4.5, 3]}
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scale={[2, 0.03, 4]}
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uniqueName="plane4"
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/>
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</group>
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<Button />
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</SheetProvider>
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</Canvas>
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</div>
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)
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}
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export default App
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