@interface GKBlendNoiseModifier : GKNoiseModifier { double _lowerBound; double _upperBound; double _blendDistance; } - (id)init; - (double)valueAt:(SEL)a0; - (id)cloneModule; - (id)initWithInputModuleCount:(unsigned long long)a0; - (id)initWithSelectionRangeLowerBound:(double)a0 selectionRangeUpperBound:(double)a1 selectionBoundaryBlendDistance:(double)a2; - (int)requiredInputModuleCount; @end