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editor/packages/viewer/src/components/renderers/guide/guide-renderer.tsx
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2026-01-29 09:38:24 +09:00

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1.8 KiB
TypeScript

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