cavis/libnd4j/include/graph/scheme/node.fbs

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/*******************************************************************************
* Copyright (c) 2015-2018 Skymind, Inc.
*
* This program and the accompanying materials are made available under the
* terms of the Apache License, Version 2.0 which is available at
* https://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.
*
* SPDX-License-Identifier: Apache-2.0
******************************************************************************/
include "array.fbs";
include "utils.fbs";
include "properties.fbs";
namespace nd4j.graph;
// this structure describes single operation within graph
table FlatNode {
id:int; // unique id for this node
name:string; // literal id of this node (optional)
opType:OpType; // type of this op
opNum:long; // for custom ops that's field for hash, for all other (legacy XYZ ops) that's actually opNum (as defined in legacy_ops.h)
properties:[FlatProperties]; // optional properties
input:[int]; // ID's of input nodes for this node !!! only used if inputPaired in unset !!!
inputPaired:[IntPair]; //list of input variables or nodes, in format of IntPair.first is node Id, IntPair.second is output index of the node
output:[int]; // ID's of connected nodes for this node
extraParams:[double]; // extra params for this op (if any)
extraInteger:[long]; // optional integer extra params
extraBools:[bool]; // optional boolean args
dimensions:[int]; // optional dimension for this operation
device:int; // default is -1, which means _auto_
// fields related to Scopes
scope_id:int; // unique scope id, where this op belongs to
scope_name:string; // literal scope id, where this op belongs to
// Additional metadata for helping SameDiff deserialization
outputNames:[string]; //Name of the SameDiff variable names corresponding to the outputs of this op
opName:string; //Used to help resolving the class. In a few cases, multiple classes/opNames are mapped to same hash, and might have different config/properties/differentiability
// output data types (optional)
outputTypes:[DType];
//Scalar value - used for scalar ops. Should be single value only.
scalar:FlatArray;
//Control dependencies
controlDeps:[string];
varControlDeps:[string];
controlDepFor:[string];
// DArgs
extraTypes:[DType];
}
root_type FlatNode;