update(with:sourceState:)
Declaration
optional func update(with gradientState: MPSCNNConvolutionGradientState, sourceState: MPSCNNConvolutionWeightsAndBiasesState) -> Booloptional func update(with gradientState: MPSCNNConvolutionGradientState, sourceState: MPSCNNConvolutionWeightsAndBiasesState) -> Bool