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pgrouting/src/lineGraph/lineGraphFull_driver.cpp at main · PostGraphDB/pgrouting · GitHub
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lineGraph
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lineGraphFull_driver.cpp
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src
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lineGraph
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lineGraphFull_driver.cpp
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/*
PGR-GNU*****************************************************************
File: lineGraphFull_driver.cpp
Generated with Template by:
Copyright (c) 2015 pgRouting developers
Mail: project@pgrouting.org
Function's developer:
Copyright (c) 2017 Anthony Nicola Tasca
Mail: atasca10@gmail.com
------
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
********************************************************************PGR-GNU
*/
#
include
"
drivers/lineGraph/lineGraphFull_driver.h
"
#
include
<
sstream
>
#
include
<
deque
>
#
include
<
vector
>
#
include
"
dijkstra/pgr_dijkstra.hpp
"
#
include
"
c_types/line_graph_full_rt.h
"
#
include
"
cpp_common/pgr_alloc.hpp
"
#
include
"
cpp_common/pgr_assert.h
"
#
include
"
lineGraph/pgr_lineGraphFull.hpp
"
#
include
"
cpp_common/linear_directed_graph.h
"
void
get_turn_penalty_postgres_result
(
std::vector< Line_graph_full_rt > edge_result,
Line_graph_full_rt **return_tuples,
size_t
&sequence) {
(*return_tuples) =
pgr_alloc
(edge_result.
size
(), (*return_tuples));
for
(
const
auto
&edge : edge_result) {
(*return_tuples)[sequence] =
{edge.
id
,
edge.
source
,
edge.
target
,
edge.
cost
,
edge.
edge
};
sequence++;
}
}
void
do_pgr_lineGraphFull
(
Edge_t *data_edges,
size_t
total_edges,
Line_graph_full_rt **return_tuples,
size_t
*return_count,
char
** log_msg,
char
** notice_msg,
char
** err_msg) {
std::ostringstream log;
std::ostringstream err;
std::ostringstream notice;
try
{
pgassert
(!(*log_msg));
pgassert
(!(*notice_msg));
pgassert
(!(*err_msg));
pgassert
(!(*return_tuples));
pgassert
(*return_count ==
0
);
pgassert
(total_edges !=
0
);
graphType
gType
=
DIRECTED
;
pgrouting::DirectedGraph
digraph
(
gType
);
digraph.
insert_edges_neg
(data_edges, total_edges);
#
if
0
log << digraph << "\n";
#
endif
pgrouting::graph::Pgr_lineGraphFull<
pgrouting::LinearDirectedGraph,
pgrouting::Line_vertex,
pgrouting::Basic_edge >
line
(digraph);
std::vector< Line_graph_full_rt > line_graph_edges;
line_graph_edges = line.
get_postgres_results_directed
();
auto
count = line_graph_edges.
size
();
if
(count ==
0
) {
(*return_tuples) =
NULL
;
(*return_count) =
0
;
/*
TODO change the notice message
*/
notice <<
"
No paths found between start_vid and end_vid vertices
"
;
}
else
{
size_t
sequence =
0
;
get_turn_penalty_postgres_result
(
line_graph_edges,
return_tuples,
sequence);
(*return_count) = sequence;
}
#
if
1
log << line.
log
.
str
().
c_str
() <<
"
\n\n\n
"
;
log << line <<
"
\n
"
;
#
endif
pgassert
(*err_msg ==
NULL
);
*log_msg = log.
str
().
empty
()?
*log_msg :
pgr_msg
(log.
str
().
c_str
());
*notice_msg = notice.
str
().
empty
()?
*notice_msg :
pgr_msg
(notice.
str
().
c_str
());
}
catch
(AssertFailedException &except) {
(*return_tuples) =
pgr_free
(*return_tuples);
(*return_count) =
0
;
err << except.
what
();
*err_msg =
pgr_msg
(err.
str
().
c_str
());
*log_msg =
pgr_msg
(log.
str
().
c_str
());
}
catch
(std::exception &except) {
(*return_tuples) =
pgr_free
(*return_tuples);
(*return_count) =
0
;
err << except.
what
();
*err_msg =
pgr_msg
(err.
str
().
c_str
());
*log_msg =
pgr_msg
(log.
str
().
c_str
());
}
catch
(...) {
(*return_tuples) =
pgr_free
(*return_tuples);
(*return_count) =
0
;
err <<
"
Caught unknown exception!
"
;
*err_msg =
pgr_msg
(err.
str
().
c_str
());
*log_msg =
pgr_msg
(log.
str
().
c_str
());
}
}
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