20 lines
641 B
JavaScript
20 lines
641 B
JavaScript
import * as React from 'react';
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import { Raycaster, Camera } from 'three';
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import { useThree, applyProps } from '@react-three/fiber';
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function useCamera(camera, props) {
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const pointer = useThree(state => state.pointer);
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const [raycast] = React.useState(() => {
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const raycaster = new Raycaster();
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if (props) applyProps(raycaster, props);
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return function (_, intersects) {
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raycaster.setFromCamera(pointer, camera instanceof Camera ? camera : camera.current);
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const rc = this.constructor.prototype.raycast.bind(this);
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if (rc) rc(raycaster, intersects);
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};
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});
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return raycast;
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}
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export { useCamera };
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