62 lines
1.8 KiB
TypeScript
62 lines
1.8 KiB
TypeScript
import { type GuideNode, useRegistry } from '@pascal-app/core'
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import { Suspense, useMemo, useRef } from 'react'
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import { DoubleSide, type Group, type Texture, TextureLoader } from 'three'
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import { float, texture } from 'three/tsl'
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import { MeshBasicNodeMaterial } from 'three/webgpu'
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import { useLoader } from '@react-three/fiber'
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import { useAssetUrl } from '../../../hooks/use-asset-url'
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export const GuideRenderer = ({ node }: { node: GuideNode }) => {
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const ref = useRef<Group>(null!)
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useRegistry(node.id, 'guide', ref)
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const resolvedUrl = useAssetUrl(node.url)
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return (
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<group
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ref={ref}
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position={node.position}
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rotation={[0, node.rotation[1], 0]}
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>
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{resolvedUrl && (
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<Suspense>
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<GuidePlane url={resolvedUrl} scale={node.scale} opacity={node.opacity} />
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</Suspense>
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)}
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</group>
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)
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}
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const GuidePlane = ({ url, scale, opacity }: { url: string; scale: number; opacity: number }) => {
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const tex = useLoader(TextureLoader, url) as Texture
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const { width, height, material } = useMemo(() => {
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const img = tex.image as HTMLImageElement | ImageBitmap
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const w = img.width || 1
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const h = img.height || 1
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const aspect = w / h
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// Default: 10 meters wide, height from aspect ratio
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const planeWidth = 10 * scale
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const planeHeight = (10 / aspect) * scale
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const normalizedOpacity = opacity / 100
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const mat = new MeshBasicNodeMaterial({
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transparent: true,
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colorNode: texture(tex),
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opacityNode: float(normalizedOpacity),
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side: DoubleSide,
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depthWrite: false,
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})
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return { width: planeWidth, height: planeHeight, material: mat }
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}, [tex, scale, opacity])
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return (
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<mesh rotation={[-Math.PI / 2, 0, 0]} material={material}>
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<planeGeometry args={[width, height]} />
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</mesh>
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)
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}
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