text: /* Copyright © 2017-2020 ABBYY Production LLC
  
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at
  
  http://www.apache.org/licenses/LICENSE-2.0
  
  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
  --------------------------------------------------------------------------------------------------------------*/
  
  #pragma once
  
  #include "../Node.h"
  
  namespace NeoOnnx {
  
  // Flatten operator graph node
  class CFlattenNode : public COpNode {
  public:
  	CFlattenNode( int nodeIndex, const onnx::NodeProto& flatten, int opsetVersion );
  
  	// CNode methods' realizations
  	void CalcOutputTensors( CTensorCache& tensors, IMathEngine& mathEngine ) override;
  	void LabelTensorDims( const CTensorCache& tensors, CDimCache& dims ) override;
  	void AddLayers( const CGraph& graph, const CTensorCache& tensors, const CDimCache& dims,
  		CNeoMLLinkCache& neoMLLinks, CDnn& dnn ) override;
  
  private:
  	// Axis index
  	// Flatten result is a matrix with size Dim(0) * ... * Dim(axis-1) x Dim(axis) * ... * Dim(N-1)
  	int axis;
  };
  
  } // namespace NeoOnnx
  