# encodeGradientSequence(commandBuffer:forwardSources:forwardSourceOffsets:sourceGradients:sourceOffsets:destinationGradients:destinationOffsets:weightGradients:trainingStates:recurrentInputState:recurrentOutputStates:weights:) ``` func encodeGradientSequence(commandBuffer: any MTLCommandBuffer, forwardSources: [MPSMatrix], forwardSourceOffsets: UnsafeMutablePointer?, sourceGradients: [MPSMatrix], sourceOffsets sourceGradientOffsets: UnsafeMutablePointer?, destinationGradients: [MPSMatrix]?, destinationOffsets: UnsafeMutablePointer?, weightGradients: [MPSMatrix]?, trainingStates: [MPSRNNMatrixTrainingState], recurrentInputState: MPSRNNRecurrentMatrixState?, recurrentOutputStates: NSMutableArray?, weights: [MPSMatrix]) ``` --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)