#

luxiaotao1123

2024-05-16 d063866288fddd8ceaf5b1d50fe38f02007652d7

 src/components/light.jsx

@@ -1,31 +1,40 @@
import React, { useRef } from 'react';
import { SpotLight, useDepthBuffer, useHelper } from '@react-three/drei';
import { SpotLightHelper } from 'three';
import React, { useRef, useEffect } from 'react';
import { SpotLight, useHelper } from '@react-three/drei';
import { DEBUG } from '../config/setting';
import { SpotLightHelper, DirectionalLightHelper } from 'three';

const Lights = () => {
    const spotLightRef = useRef();
    const directionalLightRef = useRef();

    useHelper(spotLightRef, SpotLightHelper, 'teal');
    if (DEBUG) {
        useHelper(spotLightRef, SpotLightHelper, 'teal');
        useHelper(directionalLightRef, DirectionalLightHelper, 'teal');
    }

    return (
        <>
            <ambientLight intensity={0.5} />
            <directionalLight color={0xffffff} intensity={3} position={[10, 10, 0]} />
            <SpotLight
                ref={spotLightRef}
                intensity={DEBUG ? 10 : 6}
                color="#ffffff"
                position={[3, 700, 2]}
                position={[3, DEBUG ? 5000 : 2000, 2]}
                castShadow
                penumbra={2}
                distance={6000}
                distance={DEBUG ? 10000 : 6000}
                angle={Math.PI * 0.6}
                attenuation={5}
                anglePower={Math.PI / 2}
                intensity={6}
                shadow-mapSize={[1024, 1024]}
                shadow-camera-near={200}
                shadow-camera-far={2000}
            />
            <directionalLight
                position={[0, -100, 0]}
                color="#ffffff"
                intensity={.6}
            />
        </>
    );
};