0
5
2
1 |
/* -*- mode: C++; indent-tabs-mode: nil; -*- |
|
2 |
* |
|
3 |
* This file is a part of LEMON, a generic C++ optimization library. |
|
4 |
* |
|
5 |
* Copyright (C) 2003-2009 |
|
6 |
* Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
|
7 |
* (Egervary Research Group on Combinatorial Optimization, EGRES). |
|
8 |
* |
|
9 |
* Permission to use, modify and distribute this software is granted |
|
10 |
* provided that this copyright notice appears in all copies. For |
|
11 |
* precise terms see the accompanying LICENSE file. |
|
12 |
* |
|
13 |
* This software is provided "AS IS" with no warranty of any kind, |
|
14 |
* express or implied, and with no claim as to its suitability for any |
|
15 |
* purpose. |
|
16 |
* |
|
17 |
*/ |
|
18 |
|
|
19 |
///\file |
|
20 |
///\brief Some basic non-inline functions and static global data. |
|
21 |
|
|
22 |
#include<lemon/bits/windows.h> |
|
23 |
|
|
24 |
#ifdef WIN32 |
|
25 |
#ifndef WIN32_LEAN_AND_MEAN |
|
26 |
#define WIN32_LEAN_AND_MEAN |
|
27 |
#endif |
|
28 |
#ifndef NOMINMAX |
|
29 |
#define NOMINMAX |
|
30 |
#endif |
|
31 |
#include <windows.h> |
|
32 |
#else |
|
33 |
#include <unistd.h> |
|
34 |
#include <ctime> |
|
35 |
#include <sys/times.h> |
|
36 |
#include <sys/time.h> |
|
37 |
#endif |
|
38 |
|
|
39 |
#include <cmath> |
|
40 |
#include <sstream> |
|
41 |
|
|
42 |
namespace lemon { |
|
43 |
namespace bits { |
|
44 |
void getWinProcTimes(double &rtime, |
|
45 |
double &utime, double &stime, |
|
46 |
double &cutime, double &cstime) |
|
47 |
{ |
|
48 |
#ifdef WIN32 |
|
49 |
static const double ch = 4294967296.0e-7; |
|
50 |
static const double cl = 1.0e-7; |
|
51 |
|
|
52 |
FILETIME system; |
|
53 |
GetSystemTimeAsFileTime(&system); |
|
54 |
rtime = ch * system.dwHighDateTime + cl * system.dwLowDateTime; |
|
55 |
|
|
56 |
FILETIME create, exit, kernel, user; |
|
57 |
if (GetProcessTimes(GetCurrentProcess(),&create, &exit, &kernel, &user)) { |
|
58 |
utime = ch * user.dwHighDateTime + cl * user.dwLowDateTime; |
|
59 |
stime = ch * kernel.dwHighDateTime + cl * kernel.dwLowDateTime; |
|
60 |
cutime = 0; |
|
61 |
cstime = 0; |
|
62 |
} else { |
|
63 |
rtime = 0; |
|
64 |
utime = 0; |
|
65 |
stime = 0; |
|
66 |
cutime = 0; |
|
67 |
cstime = 0; |
|
68 |
} |
|
69 |
#else |
|
70 |
timeval tv; |
|
71 |
gettimeofday(&tv, 0); |
|
72 |
rtime=tv.tv_sec+double(tv.tv_usec)/1e6; |
|
73 |
|
|
74 |
tms ts; |
|
75 |
double tck=sysconf(_SC_CLK_TCK); |
|
76 |
times(&ts); |
|
77 |
utime=ts.tms_utime/tck; |
|
78 |
stime=ts.tms_stime/tck; |
|
79 |
cutime=ts.tms_cutime/tck; |
|
80 |
cstime=ts.tms_cstime/tck; |
|
81 |
#endif |
|
82 |
} |
|
83 |
|
|
84 |
std::string getWinFormattedDate() |
|
85 |
{ |
|
86 |
std::ostringstream os; |
|
87 |
#ifdef WIN32 |
|
88 |
SYSTEMTIME time; |
|
89 |
GetSystemTime(&time); |
|
90 |
#if defined(_MSC_VER) && (_MSC_VER < 1500) |
|
91 |
LPWSTR buf1, buf2, buf3; |
|
92 |
if (GetDateFormat(LOCALE_USER_DEFAULT, 0, &time, |
|
93 |
L"ddd MMM dd", buf1, 11) && |
|
94 |
GetTimeFormat(LOCALE_USER_DEFAULT, 0, &time, |
|
95 |
L"HH':'mm':'ss", buf2, 9) && |
|
96 |
GetDateFormat(LOCALE_USER_DEFAULT, 0, &time, |
|
97 |
L"yyyy", buf3, 5)) { |
|
98 |
os << buf1 << ' ' << buf2 << ' ' << buf3; |
|
99 |
} |
|
100 |
#else |
|
101 |
char buf1[11], buf2[9], buf3[5]; |
|
102 |
if (GetDateFormat(LOCALE_USER_DEFAULT, 0, &time, |
|
103 |
"ddd MMM dd", buf1, 11) && |
|
104 |
GetTimeFormat(LOCALE_USER_DEFAULT, 0, &time, |
|
105 |
"HH':'mm':'ss", buf2, 9) && |
|
106 |
GetDateFormat(LOCALE_USER_DEFAULT, 0, &time, |
|
107 |
"yyyy", buf3, 5)) { |
|
108 |
os << buf1 << ' ' << buf2 << ' ' << buf3; |
|
109 |
} |
|
110 |
#endif |
|
111 |
else os << "unknown"; |
|
112 |
#else |
|
113 |
timeval tv; |
|
114 |
gettimeofday(&tv, 0); |
|
115 |
|
|
116 |
char cbuf[26]; |
|
117 |
ctime_r(&tv.tv_sec,cbuf); |
|
118 |
os << cbuf; |
|
119 |
#endif |
|
120 |
return os.str(); |
|
121 |
} |
|
122 |
|
|
123 |
int getWinRndSeed() |
|
124 |
{ |
|
125 |
#ifdef WIN32 |
|
126 |
FILETIME time; |
|
127 |
GetSystemTimeAsFileTime(&time); |
|
128 |
return GetCurrentProcessId() + time.dwHighDateTime + time.dwLowDateTime; |
|
129 |
#else |
|
130 |
timeval tv; |
|
131 |
gettimeofday(&tv, 0); |
|
132 |
return getpid() + tv.tv_sec + tv.tv_usec; |
|
133 |
#endif |
|
134 |
} |
|
135 |
} |
|
136 |
} |
1 |
/* -*- mode: C++; indent-tabs-mode: nil; -*- |
|
2 |
* |
|
3 |
* This file is a part of LEMON, a generic C++ optimization library. |
|
4 |
* |
|
5 |
* Copyright (C) 2003-2009 |
|
6 |
* Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
|
7 |
* (Egervary Research Group on Combinatorial Optimization, EGRES). |
|
8 |
* |
|
9 |
* Permission to use, modify and distribute this software is granted |
|
10 |
* provided that this copyright notice appears in all copies. For |
|
11 |
* precise terms see the accompanying LICENSE file. |
|
12 |
* |
|
13 |
* This software is provided "AS IS" with no warranty of any kind, |
|
14 |
* express or implied, and with no claim as to its suitability for any |
|
15 |
* purpose. |
|
16 |
* |
|
17 |
*/ |
|
18 |
|
|
19 |
#ifndef LEMON_WINDOWS_H |
|
20 |
#define LEMON_WINDOWS_H |
|
21 |
|
|
22 |
#include <string> |
|
23 |
|
|
24 |
namespace lemon { |
|
25 |
namespace bits { |
|
26 |
void getWinProcTimes(double &rtime, |
|
27 |
double &utime, double &stime, |
|
28 |
double &cutime, double &cstime); |
|
29 |
std::string getWinFormattedDate(); |
|
30 |
int getWinRndSeed(); |
|
31 |
} |
|
32 |
} |
|
33 |
|
|
34 |
#endif |
1 | 1 |
INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}) |
2 | 2 |
|
3 | 3 |
ADD_LIBRARY(lemon |
4 | 4 |
arg_parser.cc |
5 | 5 |
base.cc |
6 | 6 |
color.cc |
7 |
random.cc |
|
7 |
random.cc |
|
8 |
bits/windows.cc |
|
9 |
) |
|
8 | 10 |
|
9 | 11 |
INSTALL( |
10 | 12 |
TARGETS lemon |
11 | 13 |
ARCHIVE DESTINATION lib |
12 | 14 |
COMPONENT library) |
13 | 15 |
|
14 | 16 |
INSTALL( |
15 | 17 |
DIRECTORY . bits concepts |
16 | 18 |
DESTINATION include/lemon |
17 | 19 |
COMPONENT headers |
18 | 20 |
FILES_MATCHING PATTERN "*.h") |
1 | 1 |
EXTRA_DIST += \ |
2 | 2 |
lemon/lemon.pc.in \ |
3 | 3 |
lemon/CMakeLists.txt |
4 | 4 |
|
5 | 5 |
pkgconfig_DATA += lemon/lemon.pc |
6 | 6 |
|
7 | 7 |
lib_LTLIBRARIES += lemon/libemon.la |
8 | 8 |
|
9 | 9 |
lemon_libemon_la_SOURCES = \ |
10 | 10 |
lemon/arg_parser.cc \ |
11 | 11 |
lemon/base.cc \ |
12 | 12 |
lemon/color.cc \ |
13 |
lemon/random.cc |
|
13 |
lemon/random.cc \ |
|
14 |
lemon/bits/windows.cc |
|
14 | 15 |
|
15 | 16 |
#lemon_libemon_la_CXXFLAGS = $(GLPK_CFLAGS) $(CPLEX_CFLAGS) $(SOPLEX_CXXFLAGS) |
16 | 17 |
#lemon_libemon_la_LDFLAGS = $(GLPK_LIBS) $(CPLEX_LIBS) $(SOPLEX_LIBS) |
17 | 18 |
|
18 | 19 |
lemon_HEADERS += \ |
19 | 20 |
lemon/arg_parser.h \ |
20 | 21 |
lemon/assert.h \ |
21 | 22 |
lemon/bfs.h \ |
22 | 23 |
lemon/bin_heap.h \ |
23 | 24 |
lemon/color.h \ |
24 | 25 |
lemon/concept_check.h \ |
25 | 26 |
lemon/counter.h \ |
26 | 27 |
lemon/core.h \ |
27 | 28 |
lemon/dfs.h \ |
28 | 29 |
lemon/dijkstra.h \ |
29 | 30 |
lemon/dim2.h \ |
30 | 31 |
lemon/error.h \ |
31 | 32 |
lemon/graph_to_eps.h \ |
32 | 33 |
lemon/kruskal.h \ |
33 | 34 |
lemon/lgf_reader.h \ |
34 | 35 |
lemon/lgf_writer.h \ |
35 | 36 |
lemon/list_graph.h \ |
36 | 37 |
lemon/maps.h \ |
37 | 38 |
lemon/math.h \ |
38 | 39 |
lemon/path.h \ |
39 | 40 |
lemon/random.h \ |
40 | 41 |
lemon/smart_graph.h \ |
41 | 42 |
lemon/time_measure.h \ |
42 | 43 |
lemon/tolerance.h \ |
43 |
lemon/unionfind.h |
|
44 |
lemon/unionfind.h \ |
|
45 |
lemon/bits/windows.h |
|
44 | 46 |
|
45 | 47 |
bits_HEADERS += \ |
46 | 48 |
lemon/bits/alteration_notifier.h \ |
47 | 49 |
lemon/bits/array_map.h \ |
48 | 50 |
lemon/bits/base_extender.h \ |
49 | 51 |
lemon/bits/bezier.h \ |
50 | 52 |
lemon/bits/default_map.h \ |
51 | 53 |
lemon/bits/enable_if.h \ |
52 | 54 |
lemon/bits/graph_extender.h \ |
53 | 55 |
lemon/bits/map_extender.h \ |
54 | 56 |
lemon/bits/path_dump.h \ |
55 | 57 |
lemon/bits/traits.h \ |
56 | 58 |
lemon/bits/vector_map.h |
57 | 59 |
|
58 | 60 |
concept_HEADERS += \ |
59 | 61 |
lemon/concepts/digraph.h \ |
60 | 62 |
lemon/concepts/graph.h \ |
61 | 63 |
lemon/concepts/graph_components.h \ |
62 | 64 |
lemon/concepts/heap.h \ |
63 | 65 |
lemon/concepts/maps.h \ |
64 | 66 |
lemon/concepts/path.h |
... | ... |
@@ -8,55 +8,49 @@ |
8 | 8 |
* |
9 | 9 |
* Permission to use, modify and distribute this software is granted |
10 | 10 |
* provided that this copyright notice appears in all copies. For |
11 | 11 |
* precise terms see the accompanying LICENSE file. |
12 | 12 |
* |
13 | 13 |
* This software is provided "AS IS" with no warranty of any kind, |
14 | 14 |
* express or implied, and with no claim as to its suitability for any |
15 | 15 |
* purpose. |
16 | 16 |
* |
17 | 17 |
*/ |
18 | 18 |
|
19 | 19 |
#ifndef LEMON_GRAPH_TO_EPS_H |
20 | 20 |
#define LEMON_GRAPH_TO_EPS_H |
21 | 21 |
|
22 | 22 |
#include<iostream> |
23 | 23 |
#include<fstream> |
24 | 24 |
#include<sstream> |
25 | 25 |
#include<algorithm> |
26 | 26 |
#include<vector> |
27 | 27 |
|
28 | 28 |
#ifndef WIN32 |
29 | 29 |
#include<sys/time.h> |
30 | 30 |
#include<ctime> |
31 | 31 |
#else |
32 |
#ifndef WIN32_LEAN_AND_MEAN |
|
33 |
#define WIN32_LEAN_AND_MEAN |
|
34 |
#endif |
|
35 |
#ifndef NOMINMAX |
|
36 |
#define NOMINMAX |
|
37 |
#endif |
|
38 |
#include<windows.h> |
|
32 |
#include<lemon/bits/windows.h> |
|
39 | 33 |
#endif |
40 | 34 |
|
41 | 35 |
#include<lemon/math.h> |
42 | 36 |
#include<lemon/core.h> |
43 | 37 |
#include<lemon/dim2.h> |
44 | 38 |
#include<lemon/maps.h> |
45 | 39 |
#include<lemon/color.h> |
46 | 40 |
#include<lemon/bits/bezier.h> |
47 | 41 |
#include<lemon/error.h> |
48 | 42 |
|
49 | 43 |
|
50 | 44 |
///\ingroup eps_io |
51 | 45 |
///\file |
52 | 46 |
///\brief A well configurable tool for visualizing graphs |
53 | 47 |
|
54 | 48 |
namespace lemon { |
55 | 49 |
|
56 | 50 |
namespace _graph_to_eps_bits { |
57 | 51 |
template<class MT> |
58 | 52 |
class _NegY { |
59 | 53 |
public: |
60 | 54 |
typedef typename MT::Key Key; |
61 | 55 |
typedef typename MT::Value Value; |
62 | 56 |
const MT ↦ |
... | ... |
@@ -662,83 +656,61 @@ |
662 | 656 |
} |
663 | 657 |
|
664 | 658 |
public: |
665 | 659 |
~GraphToEps() { } |
666 | 660 |
|
667 | 661 |
///Draws the graph. |
668 | 662 |
|
669 | 663 |
///Like other functions using |
670 | 664 |
///\ref named-templ-func-param "named template parameters", |
671 | 665 |
///this function calls the algorithm itself, i.e. in this case |
672 | 666 |
///it draws the graph. |
673 | 667 |
void run() { |
674 | 668 |
const double EPSILON=1e-9; |
675 | 669 |
if(dontPrint) return; |
676 | 670 |
|
677 | 671 |
_graph_to_eps_bits::_NegY<typename T::CoordsMapType> |
678 | 672 |
mycoords(_coords,_negY); |
679 | 673 |
|
680 | 674 |
os << "%!PS-Adobe-2.0 EPSF-2.0\n"; |
681 | 675 |
if(_title.size()>0) os << "%%Title: " << _title << '\n'; |
682 | 676 |
if(_copyright.size()>0) os << "%%Copyright: " << _copyright << '\n'; |
683 | 677 |
os << "%%Creator: LEMON, graphToEps()\n"; |
684 | 678 |
|
685 | 679 |
{ |
680 |
os << "%%CreationDate: "; |
|
686 | 681 |
#ifndef WIN32 |
687 | 682 |
timeval tv; |
688 | 683 |
gettimeofday(&tv, 0); |
689 | 684 |
|
690 | 685 |
char cbuf[26]; |
691 | 686 |
ctime_r(&tv.tv_sec,cbuf); |
692 |
os << |
|
687 |
os << cbuf; |
|
693 | 688 |
#else |
694 |
SYSTEMTIME time; |
|
695 |
GetSystemTime(&time); |
|
696 |
#if defined(_MSC_VER) && (_MSC_VER < 1500) |
|
697 |
LPWSTR buf1, buf2, buf3; |
|
698 |
if (GetDateFormat(LOCALE_USER_DEFAULT, 0, &time, |
|
699 |
L"ddd MMM dd", buf1, 11) && |
|
700 |
GetTimeFormat(LOCALE_USER_DEFAULT, 0, &time, |
|
701 |
L"HH':'mm':'ss", buf2, 9) && |
|
702 |
GetDateFormat(LOCALE_USER_DEFAULT, 0, &time, |
|
703 |
L"yyyy", buf3, 5)) { |
|
704 |
os << "%%CreationDate: " << buf1 << ' ' |
|
705 |
<< buf2 << ' ' << buf3 << std::endl; |
|
706 |
} |
|
707 |
#else |
|
708 |
char buf1[11], buf2[9], buf3[5]; |
|
709 |
if (GetDateFormat(LOCALE_USER_DEFAULT, 0, &time, |
|
710 |
"ddd MMM dd", buf1, 11) && |
|
711 |
GetTimeFormat(LOCALE_USER_DEFAULT, 0, &time, |
|
712 |
"HH':'mm':'ss", buf2, 9) && |
|
713 |
GetDateFormat(LOCALE_USER_DEFAULT, 0, &time, |
|
714 |
"yyyy", buf3, 5)) { |
|
715 |
os << "%%CreationDate: " << buf1 << ' ' |
|
716 |
<< buf2 << ' ' << buf3 << std::endl; |
|
717 |
} |
|
718 |
|
|
689 |
os << bits::getWinFormattedDate(); |
|
719 | 690 |
#endif |
720 | 691 |
} |
692 |
os << std::endl; |
|
721 | 693 |
|
722 | 694 |
if (_autoArcWidthScale) { |
723 | 695 |
double max_w=0; |
724 | 696 |
for(ArcIt e(g);e!=INVALID;++e) |
725 | 697 |
max_w=std::max(double(_arcWidths[e]),max_w); |
726 | 698 |
if(max_w>EPSILON) { |
727 | 699 |
_arcWidthScale/=max_w; |
728 | 700 |
} |
729 | 701 |
} |
730 | 702 |
|
731 | 703 |
if (_autoNodeScale) { |
732 | 704 |
double max_s=0; |
733 | 705 |
for(NodeIt n(g);n!=INVALID;++n) |
734 | 706 |
max_s=std::max(double(_nodeSizes[n]),max_s); |
735 | 707 |
if(max_s>EPSILON) { |
736 | 708 |
_nodeScale/=max_s; |
737 | 709 |
} |
738 | 710 |
} |
739 | 711 |
|
740 | 712 |
double diag_len = 1; |
741 | 713 |
if(!(_absoluteNodeSizes&&_absoluteArcWidths)) { |
742 | 714 |
dim2::Box<double> bb; |
743 | 715 |
for(NodeIt n(g);n!=INVALID;++n) bb.add(mycoords[n]); |
744 | 716 |
if (bb.empty()) { |
... | ... |
@@ -56,49 +56,49 @@ |
56 | 56 |
* |
57 | 57 |
* Any feedback is very welcome. |
58 | 58 |
* http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/emt.html |
59 | 59 |
* email: m-mat @ math.sci.hiroshima-u.ac.jp (remove space) |
60 | 60 |
*/ |
61 | 61 |
|
62 | 62 |
#ifndef LEMON_RANDOM_H |
63 | 63 |
#define LEMON_RANDOM_H |
64 | 64 |
|
65 | 65 |
#include <algorithm> |
66 | 66 |
#include <iterator> |
67 | 67 |
#include <vector> |
68 | 68 |
#include <limits> |
69 | 69 |
#include <fstream> |
70 | 70 |
|
71 | 71 |
#include <lemon/math.h> |
72 | 72 |
#include <lemon/dim2.h> |
73 | 73 |
|
74 | 74 |
#ifndef WIN32 |
75 | 75 |
#include <sys/time.h> |
76 | 76 |
#include <ctime> |
77 | 77 |
#include <sys/types.h> |
78 | 78 |
#include <unistd.h> |
79 | 79 |
#else |
80 |
#include <windows.h> |
|
80 |
#include <lemon/bits/windows.h> |
|
81 | 81 |
#endif |
82 | 82 |
|
83 | 83 |
///\ingroup misc |
84 | 84 |
///\file |
85 | 85 |
///\brief Mersenne Twister random number generator |
86 | 86 |
|
87 | 87 |
namespace lemon { |
88 | 88 |
|
89 | 89 |
namespace _random_bits { |
90 | 90 |
|
91 | 91 |
template <typename _Word, int _bits = std::numeric_limits<_Word>::digits> |
92 | 92 |
struct RandomTraits {}; |
93 | 93 |
|
94 | 94 |
template <typename _Word> |
95 | 95 |
struct RandomTraits<_Word, 32> { |
96 | 96 |
|
97 | 97 |
typedef _Word Word; |
98 | 98 |
static const int bits = 32; |
99 | 99 |
|
100 | 100 |
static const int length = 624; |
101 | 101 |
static const int shift = 397; |
102 | 102 |
|
103 | 103 |
static const Word mul = 0x6c078965u; |
104 | 104 |
static const Word arrayInit = 0x012BD6AAu; |
... | ... |
@@ -645,51 +645,49 @@ |
645 | 645 |
bool seedFromFile(const std::string& file = "", int offset = 0) |
646 | 646 |
#endif |
647 | 647 |
{ |
648 | 648 |
std::ifstream rs(file.c_str()); |
649 | 649 |
const int size = 4; |
650 | 650 |
Word buf[size]; |
651 | 651 |
if (offset != 0 && !rs.seekg(offset)) return false; |
652 | 652 |
if (!rs.read(reinterpret_cast<char*>(buf), sizeof(buf))) return false; |
653 | 653 |
seed(buf, buf + size); |
654 | 654 |
return true; |
655 | 655 |
} |
656 | 656 |
|
657 | 657 |
/// \brief Seding from process id and time |
658 | 658 |
/// |
659 | 659 |
/// Seding from process id and time. This function uses the |
660 | 660 |
/// current process id and the current time for initialize the |
661 | 661 |
/// random sequence. |
662 | 662 |
/// \return Currently always true. |
663 | 663 |
bool seedFromTime() { |
664 | 664 |
#ifndef WIN32 |
665 | 665 |
timeval tv; |
666 | 666 |
gettimeofday(&tv, 0); |
667 | 667 |
seed(getpid() + tv.tv_sec + tv.tv_usec); |
668 | 668 |
#else |
669 |
FILETIME time; |
|
670 |
GetSystemTimeAsFileTime(&time); |
|
671 |
seed( |
|
669 |
seed(bits::getWinRndSeed()); |
|
672 | 670 |
#endif |
673 | 671 |
return true; |
674 | 672 |
} |
675 | 673 |
|
676 | 674 |
/// @} |
677 | 675 |
|
678 | 676 |
///\name Uniform distributions |
679 | 677 |
/// |
680 | 678 |
/// @{ |
681 | 679 |
|
682 | 680 |
/// \brief Returns a random real number from the range [0, 1) |
683 | 681 |
/// |
684 | 682 |
/// It returns a random real number from the range [0, 1). The |
685 | 683 |
/// default Number type is \c double. |
686 | 684 |
template <typename Number> |
687 | 685 |
Number real() { |
688 | 686 |
return _random_bits::RealConversion<Number, Word>::convert(core); |
689 | 687 |
} |
690 | 688 |
|
691 | 689 |
double real() { |
692 | 690 |
return real<double>(); |
693 | 691 |
} |
694 | 692 |
|
695 | 693 |
/// @} |
... | ... |
@@ -3,56 +3,49 @@ |
3 | 3 |
* This file is a part of LEMON, a generic C++ optimization library. |
4 | 4 |
* |
5 | 5 |
* Copyright (C) 2003-2008 |
6 | 6 |
* Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
7 | 7 |
* (Egervary Research Group on Combinatorial Optimization, EGRES). |
8 | 8 |
* |
9 | 9 |
* Permission to use, modify and distribute this software is granted |
10 | 10 |
* provided that this copyright notice appears in all copies. For |
11 | 11 |
* precise terms see the accompanying LICENSE file. |
12 | 12 |
* |
13 | 13 |
* This software is provided "AS IS" with no warranty of any kind, |
14 | 14 |
* express or implied, and with no claim as to its suitability for any |
15 | 15 |
* purpose. |
16 | 16 |
* |
17 | 17 |
*/ |
18 | 18 |
|
19 | 19 |
#ifndef LEMON_TIME_MEASURE_H |
20 | 20 |
#define LEMON_TIME_MEASURE_H |
21 | 21 |
|
22 | 22 |
///\ingroup timecount |
23 | 23 |
///\file |
24 | 24 |
///\brief Tools for measuring cpu usage |
25 | 25 |
|
26 | 26 |
#ifdef WIN32 |
27 |
#ifndef WIN32_LEAN_AND_MEAN |
|
28 |
#define WIN32_LEAN_AND_MEAN |
|
29 |
#endif |
|
30 |
#ifndef NOMINMAX |
|
31 |
#define NOMINMAX |
|
32 |
#endif |
|
33 |
#include <windows.h> |
|
34 |
#include <cmath> |
|
27 |
#include <lemon/bits/windows.h> |
|
35 | 28 |
#else |
36 | 29 |
#include <unistd.h> |
37 | 30 |
#include <sys/times.h> |
38 | 31 |
#include <sys/time.h> |
39 | 32 |
#endif |
40 | 33 |
|
41 | 34 |
#include <string> |
42 | 35 |
#include <fstream> |
43 | 36 |
#include <iostream> |
44 | 37 |
|
45 | 38 |
namespace lemon { |
46 | 39 |
|
47 | 40 |
/// \addtogroup timecount |
48 | 41 |
/// @{ |
49 | 42 |
|
50 | 43 |
/// A class to store (cpu)time instances. |
51 | 44 |
|
52 | 45 |
/// This class stores five time values. |
53 | 46 |
/// - a real time |
54 | 47 |
/// - a user cpu time |
55 | 48 |
/// - a system cpu time |
56 | 49 |
/// - a user cpu time of children |
57 | 50 |
/// - a system cpu time of children |
58 | 51 |
/// |
... | ... |
@@ -71,68 +64,49 @@ |
71 | 64 |
double rtime; |
72 | 65 |
|
73 | 66 |
void _reset() { |
74 | 67 |
utime = stime = cutime = cstime = rtime = 0; |
75 | 68 |
} |
76 | 69 |
|
77 | 70 |
public: |
78 | 71 |
|
79 | 72 |
///Read the current time values of the process |
80 | 73 |
void stamp() |
81 | 74 |
{ |
82 | 75 |
#ifndef WIN32 |
83 | 76 |
timeval tv; |
84 | 77 |
gettimeofday(&tv, 0); |
85 | 78 |
rtime=tv.tv_sec+double(tv.tv_usec)/1e6; |
86 | 79 |
|
87 | 80 |
tms ts; |
88 | 81 |
double tck=sysconf(_SC_CLK_TCK); |
89 | 82 |
times(&ts); |
90 | 83 |
utime=ts.tms_utime/tck; |
91 | 84 |
stime=ts.tms_stime/tck; |
92 | 85 |
cutime=ts.tms_cutime/tck; |
93 | 86 |
cstime=ts.tms_cstime/tck; |
94 | 87 |
#else |
95 |
static const double ch = 4294967296.0e-7; |
|
96 |
static const double cl = 1.0e-7; |
|
97 |
|
|
98 |
FILETIME system; |
|
99 |
GetSystemTimeAsFileTime(&system); |
|
100 |
rtime = ch * system.dwHighDateTime + cl * system.dwLowDateTime; |
|
101 |
|
|
102 |
FILETIME create, exit, kernel, user; |
|
103 |
if (GetProcessTimes(GetCurrentProcess(),&create, &exit, &kernel, &user)) { |
|
104 |
utime = ch * user.dwHighDateTime + cl * user.dwLowDateTime; |
|
105 |
stime = ch * kernel.dwHighDateTime + cl * kernel.dwLowDateTime; |
|
106 |
cutime = 0; |
|
107 |
cstime = 0; |
|
108 |
} else { |
|
109 |
rtime = 0; |
|
110 |
utime = 0; |
|
111 |
stime = 0; |
|
112 |
cutime = 0; |
|
113 |
cstime = 0; |
|
114 |
} |
|
88 |
bits::getWinProcTimes(rtime, utime, stime, cutime, cstime); |
|
115 | 89 |
#endif |
116 | 90 |
} |
117 | 91 |
|
118 | 92 |
/// Constructor initializing with zero |
119 | 93 |
TimeStamp() |
120 | 94 |
{ _reset(); } |
121 | 95 |
///Constructor initializing with the current time values of the process |
122 | 96 |
TimeStamp(void *) { stamp();} |
123 | 97 |
|
124 | 98 |
///Set every time value to zero |
125 | 99 |
TimeStamp &reset() {_reset();return *this;} |
126 | 100 |
|
127 | 101 |
///\e |
128 | 102 |
TimeStamp &operator+=(const TimeStamp &b) |
129 | 103 |
{ |
130 | 104 |
utime+=b.utime; |
131 | 105 |
stime+=b.stime; |
132 | 106 |
cutime+=b.cutime; |
133 | 107 |
cstime+=b.cstime; |
134 | 108 |
rtime+=b.rtime; |
135 | 109 |
return *this; |
136 | 110 |
} |
137 | 111 |
///\e |
138 | 112 |
TimeStamp operator+(const TimeStamp &b) const |
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