Created
May 14, 2023 14:39
-
-
Save SuddenDevelopment/0ff43858eb37a1418b89de7036dc94ef to your computer and use it in GitHub Desktop.
web3D react 3 fiber R3F move camera code
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| // all these hooks MUST be inside the react components | |
| const cameraState = useContext(SceneContext); | |
| useFrame(state => { | |
| const vectorGo = new THREE.Vector3(); | |
| vectorGo.set(...cameraState.position); | |
| const vector = new THREE.Vector3(); | |
| const vector2 = new THREE.Vector3(); | |
| vector.set(...cameraState.target); | |
| vector2.set(...cameraState.target); | |
| // const intDistance = 10.75; | |
| // state.camera.position.x = intDistance * Math.sin(state.clock.getElapsedTime() / 10); | |
| // state.camera.position.z = intDistance * Math.cos(state.clock.getElapsedTime() / 10); | |
| state.camera.lookAt(vector2.lerp(vector, 0.01)); | |
| state.camera.position.lerp(vectorGo, 0.01); | |
| state.camera.updateProjectionMatrix(); | |
| }); | |
| const moveTo = (target, position) => { | |
| setCameraState({ | |
| target: target, | |
| position: position}); | |
| } | |
| return ( | |
| <SceneContext.Provider value={cameraState}> | |
| <Canvas shadows gl={{ physicallyCorrectLights: true, toneMappingExposure:.1 }}> | |
| <Scene /> | |
| </Canvas> | |
| <div style={{position:'absolute',top:10,left:10,fontSize:20}} > | |
| <div className='btn' onClick={()=>{moveTo([0,1,0],[0,2,0])}}> Center Table</div> | |
| <div className='btn' onClick={()=>{moveTo([0,2,0],[0,1,13])}}> Entrance</div> | |
| </div> | |
| </SceneContext.Provider> | |
| ); |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment