USRP Hardware Driver and USRP Manual: graph_edge.hpp Source File

| USRP Hardware Driver and USRP Manual Version: 4.9.0.makepkg-0-g9ec1f582 UHD and USRP Manual |

Loading...
Searching...
No Matches
graph_edge.hpp
Go to the documentation of this file.
1//
2// Copyright 2019 Ettus Research, a National Instruments Brand
3//
4// SPDX-License-Identifier: GPL-3.0-or-later
5//
6
7#pragma once
8
9#include <uhd/config.hpp>
10#include <string>
11#include <tuple>
12
13namespace uhd { namespace rfnoc {
14
22 struct UHD_API graph_edge_t
23{
24 enum edge_t {
25 STATIC,
26 DYNAMIC,
27 RX_STREAM,
28 TX_STREAM
29 };
30
31 graph_edge_t() = default;
32
33 graph_edge_t(const size_t src_port_,
34 const size_t dst_port_,
35 const edge_t edge_,
36 const bool fwd_edge)
37 : src_port(src_port_), dst_port(dst_port_), edge(edge_), is_forward_edge(fwd_edge)
38 {
39 }
40
42 std::string src_blockid;
44 size_t src_port = 0;
46 std::string dst_blockid;
48 size_t dst_port = 0;
50 edge_t edge = DYNAMIC;
52 // are not used for sorting the graph as a DAG.
53 bool is_forward_edge = true;
54
56 // properties.
57 bool operator==(const graph_edge_t& rhs) const
58 {
59 return is_equal(rhs, true);
60 }
61
71 bool is_equal(const graph_edge_t& rhs, const bool match_properties = false) const
72 {
73 return (std::tie(src_blockid, src_port, dst_blockid, dst_port)
74 == std::tie(
75 rhs.src_blockid, rhs.src_port, rhs.dst_blockid, rhs.dst_port))
76 && (match_properties ? (std::tie(edge, is_forward_edge)
77 == std::tie(rhs.edge, rhs.is_forward_edge))
78 : true);
79 }
80
82 std::string to_string() const
83 {
84 return src_blockid + ":" + std::to_string(src_port)
85 + (edge == STATIC ? "==>" : "-->") + dst_blockid + ":"
86 + std::to_string(dst_port);
87 }
88};
89
90
91}} /* namespace uhd::rfnoc */
UHD_API
#define UHD_API
Definition config.h:87
config.hpp
uhd::rfnoc
Definition actions.hpp:24
uhd
Definition build_info.hpp:12
uhd::rfnoc::graph_edge_t::to_string
std::string to_string() const
Return a string representation of the connection.
Definition graph_edge.hpp:82
uhd::rfnoc::graph_edge_t::is_equal
bool is_equal(const graph_edge_t &rhs, const bool match_properties=false) const
Definition graph_edge.hpp:71
uhd::rfnoc::graph_edge_t::dst_blockid
std::string dst_blockid
The ID of the destination block for this edge.
Definition graph_edge.hpp:46
uhd::rfnoc::graph_edge_t::edge_t
edge_t
Definition graph_edge.hpp:24
uhd::rfnoc::graph_edge_t::DYNAMIC
@ DYNAMIC
A user (dynamic) connection between two blocks in the FPGA.
Definition graph_edge.hpp:26
uhd::rfnoc::graph_edge_t::STATIC
@ STATIC
A static connection between two blocks in the FPGA.
Definition graph_edge.hpp:25
uhd::rfnoc::graph_edge_t::TX_STREAM
@ TX_STREAM
A connection from a software TX streamer and an FPGA block.
Definition graph_edge.hpp:28
uhd::rfnoc::graph_edge_t::RX_STREAM
@ RX_STREAM
A connection from an FPGA block to a software RX streamer.
Definition graph_edge.hpp:27
uhd::rfnoc::graph_edge_t::is_forward_edge
bool is_forward_edge
When false, the framework will assume this is a back-edge. Back-edges.
Definition graph_edge.hpp:53
uhd::rfnoc::graph_edge_t::src_blockid
std::string src_blockid
The ID of the source block for this edge.
Definition graph_edge.hpp:42
uhd::rfnoc::graph_edge_t::edge
edge_t edge
The type of edge.
Definition graph_edge.hpp:50
uhd::rfnoc::graph_edge_t::graph_edge_t
graph_edge_t(const size_t src_port_, const size_t dst_port_, const edge_t edge_, const bool fwd_edge)
Definition graph_edge.hpp:33
uhd::rfnoc::graph_edge_t::dst_port
size_t dst_port
The port number of the destination block for this edge.
Definition graph_edge.hpp:48
uhd::rfnoc::graph_edge_t::operator==
bool operator==(const graph_edge_t &rhs) const
Equality operator: Compare two edges if they match, including edge.
Definition graph_edge.hpp:57
uhd::rfnoc::graph_edge_t::src_port
size_t src_port
The port number of the source block for this edge.
Definition graph_edge.hpp:44
uhd::rfnoc::graph_edge_t::graph_edge_t
graph_edge_t()=default