已知babylon.js实现天空盒的方法有两种: Skybox:https://doc.babylonjs.com/features/featuresDeepDive/environment/skybox Skymaterial:https://doc.babylonjs.com/toolsAndResources/assetLibraries/materialsLibrary/skyMat HDR Environment:https://doc.babylonjs.com/features/featuresDee…