社区问答 | 本周问答汇总 1026-1101

public class Viewport : Singleton<Viewport> { float minX, maxX, minY, maxY; void Start() {       Camera mainCamera = Camera.main;       Vector2 bottomLeft = mainCamera.ViewportToWorldPoint(new Vector3(0f, 0f));       Vector2 topRight = mainCamera.ViewportToWorldPoint(new Vector3(1f,1f));       minX = bottomLeft.x;       minY = bottomLeft.y;       maxX = topRight.x;       maxY = topRight.y;    }
    //让player调用函数限制移动public Vector3 PlayerMoveablePoint(Vector3 playerPosition){    Vector3 position=Vector3.zero;    position.x=Mathf.Clamp(playerPosition.x,minX,maxX);    position.y = Mathf.Clamp(playerPosition.y, minY, maxY);    return position;    }}

using Microsoft.Extensions.Logging;using Unity.Services.CloudCode.Core;using Unity.Services.CloudCode.Shared;
namespace ExampleModule{    public class TokenModule    {        private static ILogger<TokenModule> _logger;
        public TokenModule(ILogger<TokenModule> logger)        {            _logger = logger;        }
        [CloudCodeFunction("GetServiceToken")]        public string GetServiceToken(IExecutionContext context)        {            try            {                return context.ServiceToken;            }            catch (Exception ex)            {                _logger.LogError("Failed to get service token. Error: {Error}", ex.Message);                throw new Exception($"Failed to get service token. Error: {ex.Message}");            }        }    }}

import java.io.IOException;import okhttp3.OkHttpClient;import okhttp3.Request;import okhttp3.Response;
public class CloudCodeClient {    private static final String CLOUD_CODE_URL = "https://cloud-code.services.api.unity.com/v1/projects/<PROJECT_ID>/modules/<MODULE_NAME>/<FUNCTION_NAME>";    private static final String SERVICE_TOKEN = "<YOUR_SERVICE_TOKEN>";
    public static void main(String[] args) {        OkHttpClient client = new OkHttpClient();
        Request request = new Request.Builder()                .url(CLOUD_CODE_URL)                .addHeader("Authorization", "Bearer " + SERVICE_TOKEN)                .build();
        try (Response response = client.newCall(request).execute()) {            if (!response.isSuccessful()) throw new IOException("Unexpected code " + response);
            // Handle the response            System.out.println(response.body().string());        } catch (IOException e) {            e.printStackTrace();        }    }}

public class EcsCmpTest1 : MonoBehaviour {using Unity.Rendering;using Unity.Transforms;using UnityEngine;using Unity.Mathematics;using Unity.Entities;

public class EcsCmpTest1 : MonoBehaviour {
    public Mesh mesh;    public UnityEngine.Material material;
    void Start() {        fun();        Debug.Log("end ..");    }

    private void fun() {        World world = World.DefaultGameObjectInjectionWorld;
        EntityManager em = world.EntityManager;        EntityArchetype archetype = em.CreateArchetype(                typeof(LocalTransform)                , typeof(LocalToWorld)                , typeof(RenderBounds)                , typeof(RenderMeshArray)            );
        Entity entity = em.CreateEntity(archetype);        Debug.Log("entity.Index = " + entity.Index);        em.SetComponentData<LocalTransform>(entity, new() {            Position = new float3(0, 0, 0),            Rotation = quaternion.identity,            Scale = 1        });        em.SetComponentData<RenderBounds>(entity, new() {             Value = this.mesh.bounds.ToAABB()        });        em.SetSharedComponentManaged<RenderMeshArray>(entity, new(            new UnityEngine.Material[] { this.material },            new Mesh[] { this.mesh }            ));
    }
}

public Mesh mesh;    public Mesh mesh2;    public UnityEngine.Material material;
    // ...

EntityManager entityManager = World.DefaultGameObjectInjectionWorld.EntityManager;    var entity = entityManager.CreateEntity();
    // 添加Translation组件    entityManager.AddComponentData(entity, new LocalTransform {        Position = transform.position,        Rotation = quaternion.identity,        Scale = 10    });
    RenderMeshArray rm = new RenderMeshArray(        new UnityEngine.Material[] { this.material },        new Mesh[] { this.mesh, this.mesh2 },        new MaterialMeshIndex[0]    );    RenderMeshDescription meshDescription = new();    // 这里可以先用默认配置    meshDescription.FilterSettings = RenderFilterSettings.Default;    // 暂时不使用光照探针    meshDescription.LightProbeUsage = UnityEngine.Rendering.LightProbeUsage.Off;    // 这里的0、1表示RenderMeshArray中mesh或material数组里数据的索引    MaterialMeshInfo materialMeshInfo = MaterialMeshInfo.FromRenderMeshArrayIndices(0, 1);

    RenderMeshUtility.AddComponents(entity, entityManager, meshDescription, rm, materialMeshInfo);