{"version":3,"file":"Autofocus.cjs","sources":["../../src/effects/Autofocus.tsx"],"sourcesContent":["import * as THREE from 'three'\nimport React, {\n useRef,\n useContext,\n useState,\n useEffect,\n useCallback,\n forwardRef,\n useImperativeHandle,\n RefObject,\n useMemo,\n} from 'react'\nimport { useThree, useFrame, createPortal, type Vector3 } from '@react-three/fiber'\nimport { CopyPass, DepthPickingPass, DepthOfFieldEffect } from 'postprocessing'\nimport { easing } from 'maath'\n\nimport { DepthOfField } from './DepthOfField'\nimport { EffectComposerContext } from '../EffectComposer'\n\nexport type AutofocusProps = React.ComponentProps & {\n target?: Vector3\n /** should the target follow the pointer */\n mouse?: boolean\n /** size of the debug green point */\n debug?: number\n /** manual update */\n manual?: boolean\n /** approximate time to reach the target */\n smoothTime?: number\n}\n\nexport type AutofocusApi = {\n dofRef: RefObject\n hitpoint: THREE.Vector3\n update: (delta: number, updateTarget: boolean) => void\n}\n\nexport const Autofocus = forwardRef(\n (\n { target = undefined, mouse: followMouse = false, debug = undefined, manual = false, smoothTime = 0.25, ...props },\n fref\n ) => {\n const dofRef = useRef(null)\n const hitpointRef = useRef(null)\n const targetRef = useRef(null)\n\n const scene = useThree(({ scene }) => scene)\n const pointer = useThree(({ pointer }) => pointer)\n const { composer, camera } = useContext(EffectComposerContext)\n\n // see: https://codesandbox.io/s/depthpickingpass-x130hg\n const [depthPickingPass] = useState(() => new DepthPickingPass())\n const [copyPass] = useState(() => new CopyPass())\n useEffect(() => {\n composer.addPass(depthPickingPass)\n composer.addPass(copyPass)\n return () => {\n composer.removePass(depthPickingPass)\n composer.removePass(copyPass)\n }\n }, [composer, depthPickingPass, copyPass])\n\n useEffect(() => {\n return () => {\n depthPickingPass.dispose()\n copyPass.dispose()\n }\n }, [depthPickingPass, copyPass])\n\n const [hitpoint] = useState(() => new THREE.Vector3(0, 0, 0))\n\n const [ndc] = useState(() => new THREE.Vector3(0, 0, 0))\n const getHit = useCallback(\n async (x: number, y: number) => {\n ndc.x = x\n ndc.y = y\n ndc.z = await depthPickingPass.readDepth(ndc)\n ndc.z = ndc.z * 2.0 - 1.0\n const hit = 1 - ndc.z > 0.0000001 // it is missed if ndc.z is close to 1\n return hit ? ndc.unproject(camera) : false\n },\n [ndc, depthPickingPass, camera]\n )\n\n const update = useCallback(\n async (delta: number, updateTarget = true) => {\n // Update hitpoint\n if (target) {\n hitpoint.set(...(target as [number, number, number]))\n } else {\n const { x, y } = followMouse ? pointer : { x: 0, y: 0 }\n const hit = await getHit(x, y)\n if (hit) hitpoint.copy(hit)\n }\n\n // Update target\n if (updateTarget && dofRef.current?.target) {\n if (smoothTime > 0 && delta > 0) {\n easing.damp3(dofRef.current.target, hitpoint, smoothTime, delta)\n } else {\n dofRef.current.target.copy(hitpoint)\n }\n }\n },\n [target, hitpoint, followMouse, getHit, smoothTime, pointer]\n )\n\n useFrame(async (_, delta) => {\n if (!manual) {\n update(delta)\n }\n if (hitpointRef.current) {\n hitpointRef.current.position.copy(hitpoint)\n }\n if (targetRef.current && dofRef.current?.target) {\n targetRef.current.position.copy(dofRef.current.target)\n }\n })\n\n // Ref API\n const api = useMemo(\n () => ({\n dofRef,\n hitpoint,\n update,\n }),\n [hitpoint, update]\n )\n useImperativeHandle(fref, () => api, [api])\n\n return (\n <>\n {debug\n ? createPortal(\n <>\n \n \n \n \n \n \n \n \n ,\n scene\n )\n : null}\n\n \n \n )\n }\n)\n"],"names":["forwardRef","useRef","useThree","scene","pointer","useContext","EffectComposerContext","useState","DepthPickingPass","CopyPass","useEffect","THREE","useCallback","easing","useFrame","useMemo","useImperativeHandle","jsxs","Fragment","createPortal","jsx","DepthOfField"],"mappings":";;;;;;;;;;;;;;;;;;;;;;;;;;;AAqCO,MAAM,YAAYA,MAAA;AAAA,EACvB,CACE,EAAE,SAAS,QAAW,OAAO,cAAc,OAAO,QAAQ,QAAW,SAAS,OAAO,aAAa,MAAM,GAAG,SAC3G,SACG;AACG,UAAA,SAASC,aAA2B,IAAI;AACxC,UAAA,cAAcA,aAAmB,IAAI;AACrC,UAAA,YAAYA,aAAmB,IAAI;AAEzC,UAAM,QAAQC,MAAAA,SAAS,CAAC,EAAE,OAAAC,OAAAA,MAAYA,MAAK;AAC3C,UAAM,UAAUD,MAAAA,SAAS,CAAC,EAAE,SAAAE,SAAAA,MAAcA,QAAO;AACjD,UAAM,EAAE,UAAU,OAAO,IAAIC,iBAAWC,eAAqB,qBAAA;AAG7D,UAAM,CAAC,gBAAgB,IAAIC,MAAAA,SAAS,MAAM,IAAIC,eAAAA,iBAAkB,CAAA;AAChE,UAAM,CAAC,QAAQ,IAAID,MAAAA,SAAS,MAAM,IAAIE,eAAAA,SAAU,CAAA;AAChDC,UAAAA,UAAU,MAAM;AACd,eAAS,QAAQ,gBAAgB;AACjC,eAAS,QAAQ,QAAQ;AACzB,aAAO,MAAM;AACX,iBAAS,WAAW,gBAAgB;AACpC,iBAAS,WAAW,QAAQ;AAAA,MAAA;AAAA,IAE7B,GAAA,CAAC,UAAU,kBAAkB,QAAQ,CAAC;AAEzCA,UAAAA,UAAU,MAAM;AACd,aAAO,MAAM;AACX,yBAAiB,QAAQ;AACzB,iBAAS,QAAQ;AAAA,MAAA;AAAA,IACnB,GACC,CAAC,kBAAkB,QAAQ,CAAC;AAEzB,UAAA,CAAC,QAAQ,IAAIH,MAAS,SAAA,MAAM,IAAII,iBAAM,QAAQ,GAAG,GAAG,CAAC,CAAC;AAEtD,UAAA,CAAC,GAAG,IAAIJ,MAAS,SAAA,MAAM,IAAII,iBAAM,QAAQ,GAAG,GAAG,CAAC,CAAC;AACvD,UAAM,SAASC,MAAA;AAAA,MACb,OAAO,GAAW,MAAc;AAC9B,YAAI,IAAI;AACR,YAAI,IAAI;AACR,YAAI,IAAI,MAAM,iBAAiB,UAAU,GAAG;AACxC,YAAA,IAAI,IAAI,IAAI,IAAM;AAChB,cAAA,MAAM,IAAI,IAAI,IAAI;AACxB,eAAO,MAAM,IAAI,UAAU,MAAM,IAAI;AAAA,MACvC;AAAA,MACA,CAAC,KAAK,kBAAkB,MAAM;AAAA,IAAA;AAGhC,UAAM,SAASA,MAAA;AAAA,MACb,OAAO,OAAe,eAAe,SAAS;;AAE5C,YAAI,QAAQ;AACD,mBAAA,IAAI,GAAI,MAAmC;AAAA,QAAA,OAC/C;AACC,gBAAA,EAAE,GAAG,EAAM,IAAA,cAAc,UAAU,EAAE,GAAG,GAAG,GAAG;AACpD,gBAAM,MAAM,MAAM,OAAO,GAAG,CAAC;AACzB,cAAA;AAAK,qBAAS,KAAK,GAAG;AAAA,QAC5B;AAGI,YAAA,kBAAgB,YAAO,YAAP,mBAAgB,SAAQ;AACtC,cAAA,aAAa,KAAK,QAAQ,GAAG;AAC/BC,yBAAO,MAAM,OAAO,QAAQ,QAAQ,UAAU,YAAY,KAAK;AAAA,UAAA,OAC1D;AACE,mBAAA,QAAQ,OAAO,KAAK,QAAQ;AAAA,UACrC;AAAA,QACF;AAAA,MACF;AAAA,MACA,CAAC,QAAQ,UAAU,aAAa,QAAQ,YAAY,OAAO;AAAA,IAAA;AAGpDC,mBAAA,OAAO,GAAG,UAAU;;AAC3B,UAAI,CAAC,QAAQ;AACX,eAAO,KAAK;AAAA,MACd;AACA,UAAI,YAAY,SAAS;AACX,oBAAA,QAAQ,SAAS,KAAK,QAAQ;AAAA,MAC5C;AACA,UAAI,UAAU,aAAW,YAAO,YAAP,mBAAgB,SAAQ;AAC/C,kBAAU,QAAQ,SAAS,KAAK,OAAO,QAAQ,MAAM;AAAA,MACvD;AAAA,IAAA,CACD;AAGD,UAAM,MAAMC,MAAA;AAAA,MACV,OAAO;AAAA,QACL;AAAA,QACA;AAAA,QACA;AAAA,MAAA;AAAA,MAEF,CAAC,UAAU,MAAM;AAAA,IAAA;AAEnBC,UAAAA,oBAAoB,MAAM,MAAM,KAAK,CAAC,GAAG,CAAC;AAE1C,WAEKC,2BAAA,KAAAC,qBAAA,EAAA,UAAA;AAAA,MACG,QAAAC,MAAA;AAAA,QAEIF,gCAAAC,WAAAA,UAAA,EAAA,UAAA;AAAA,UAACD,2BAAAA,KAAA,QAAA,EAAK,KAAK,aACT,UAAA;AAAA,YAAAG,2BAAA,IAAC,oBAAe,MAAM,CAAC,OAAO,IAAI,EAAE,GAAG;AAAA,YACvCA,2BAAAA,IAAC,uBAAkB,OAAM,WAAU,SAAS,GAAG,aAAW,MAAC,YAAY,MAAO,CAAA;AAAA,UAAA,GAChF;AAAA,UACAH,2BAAAA,KAAC,QAAK,EAAA,KAAK,WACT,UAAA;AAAA,YAAAG,+BAAC,oBAAe,MAAM,CAAC,QAAQ,GAAG,IAAI,EAAE,GAAG;AAAA,YAC3CA,2BAAAA,IAAC,uBAAkB,OAAM,WAAU,SAAS,KAAK,aAAW,MAAC,YAAY,MAAO,CAAA;AAAA,UAAA,GAClF;AAAA,QAAA,GACF;AAAA,QACA;AAAA,MAAA,IAEF;AAAA,qCAEHC,aAAAA,cAAa,EAAA,KAAK,QAAS,GAAG,OAAO,QAAQ,UAAU;AAAA,IAC1D,EAAA,CAAA;AAAA,EAEJ;AACF;;"}