@interface RealityFoundation.CustomMaterialResource : RealityKit.__MaterialResource { void /* unknown type, empty encoding */ lightingModel; void /* unknown type, empty encoding */ coreSurfaceShader; void /* unknown type, empty encoding */ coreGeometryModifier; void /* unknown type, empty encoding */ surfaceShaderUsesCustomParams; void /* unknown type, empty encoding */ geometryModifierUsesCustomParams; void /* unknown type, empty encoding */ combinedCustomParameters; } @end