ConstReadonlycustomProgramCacheKey: (this: IMaterial) => stringReadonlygetMapsForMaterial: (this: IMaterial) => Map<string, ITexture<TextureEventMap>>ReadonlyonBeforeCompile: (ReadonlyrefreshTextureRefs: (this: IMaterial) => voidReadonlyregisterMaterialExtensions: (this: IMaterial, customMaterialExtensions: MaterialExtension[]) => voidReadonlysetDirty: (this: IMaterial, options?: IMaterialSetDirtyOptions) => voidReadonlyunregisterMaterialExtensions: (this: IMaterial, customMaterialExtensions: MaterialExtension[]) => voidReadonlyupgradeMaterial: (this: IMaterial) => IMaterial