DML_INTERMEDIATE_GRAPH_EDGE_DESC structure (directml.h)

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Describes a connection within a graph of DirectML operators defined by DML_GRAPH_DESC and passed to IDMLDevice1::CompileGraph. This structure is used to define a connection between internal nodes.

Syntax

struct DML_INTERMEDIATE_GRAPH_EDGE_DESC {
  UINT       FromNodeIndex;
  UINT       FromNodeOutputIndex;
  UINT       ToNodeIndex;
  UINT       ToNodeInputIndex;
  const char *Name;
};

Members

FromNodeIndex

Type: UINT

The index of the graph node from which a connection to another node is specified.

FromNodeOutputIndex

Type: UINT

The index of the output on the node at index FromNodeIndex where the connection is specified.

ToNodeIndex

Type: UINT

The index of the graph node into which a connection from another node is specified.

ToNodeInputIndex

Type: UINT

The index of the input on the node at index ToNodeIndex where the connection is specified.

Name

Type: _Field_z_ _Maybenull_ const char*

An optional name for the graph connection. If provided, this might be used within certain error messages emitted by the DirectML debug layer.

Availability

This API was introduced in DirectML version 1.1.0.

Requirements

Requirement Value
Minimum supported client Windows 10 Build 20348
Minimum supported server Windows 10 Build 20348
Header directml.h

See also