本文整理匯總了C++中std::clock方法的典型用法代碼示例。如果您正苦於以下問題：C++ std::clock方法的具體用法？C++ std::clock怎麽用？C++ std::clock使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類std的用法示例。
在下文中一共展示了std::clock方法的6個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的C++代碼示例。
示例1: main
int main()
{
using std::clock;
ShowWindow(GetConsoleWindow(), SW_MAXIMIZE);
auto timeStart(clock());
const MidiParser_Facade midi("../../../Test.mid");
auto runDuration(clock() - timeStart);
timeStart = clock();
for (auto iter(midi.GetNotes().cbegin()); iter != midi.GetNotes().cend(); ++iter)
{
printf("TRACK #%d of %u\n", static_cast<int>(iter - midi.GetNotes().cbegin() + 1),
static_cast<unsigned>(midi.GetNotes().size()));
for (auto jiter(iter->cbegin()); jiter != iter->cend(); ++jiter)
{
printf("Time %u Note %d\t", midi.GetMilliSeconds()
.at(static_cast<size_t>(iter - midi.GetNotes().cbegin()))
.at(static_cast<size_t>(jiter - iter->cbegin())),
*jiter);
}
printf("\nEND OF TRACK #%d of %u\n\n", static_cast<int>(iter - midi.GetNotes().cbegin() + 1),
static_cast<unsigned>(midi.GetNotes().size()));
}
puts("===================\nEND OF ALL TRACKS\n===================");
const auto printDuration(clock() - timeStart);
printf("\nRun time = %f seconds\tPrint time = %f seconds\nTotal time = %f seconds\n",
static_cast<float>(runDuration) / CLOCKS_PER_SEC, static_cast<float>(printDuration) / CLOCKS_PER_SEC,
static_cast<float>(runDuration + printDuration) / CLOCKS_PER_SEC);
printf("\n\n%s", midi.GetLog().c_str());
}示例2: main
int main(int argc, char** argv) {
list<int> test1 = list<int>();
list<int> test2 = list<int>();
init(test1);
init(test2);
cout << "Done initializing...\n";
// print(test1);
// print(test2);
// clock_t startTime = clock();
// list<int> list3 = nSquaredDifference(test1, test2);
// clock_t runTime = clock() - startTime;
// cout << "n^2 runtime: " << ((float) runTime) / CLOCKS_PER_SEC << "\n";
//print(list3);
// clock_t startTime = clock();
// list<int> list4 = nLogNDifference(test1, test2);
// clock_t runTime = clock() - startTime;
// cout << "nlogn runtime: " << ((float) runTime) / CLOCKS_PER_SEC << "\n";
// print(list4);
clock_t startTime = clock();
list<int> list5 = nDifference(test1, test2);
clock_t runTime = clock() - startTime;
cout << "n runtime: " << ((float) runTime) / CLOCKS_PER_SEC << "\n";
// print(list5);
}示例3: main
int main(int argc, char **argv)
{
progname = argv[0];
if (argc < 5)
{
usage();
}
clock_t start = clock();
WholeGenomeAlignment wga(argv[2], GetAlignmentBlockStorage(argv[4]));
{
set<string> filter;
filter.insert(argv[2]);
for (int i = 5; i < argc; ++i)
{
filter.insert(argv[i]);
}
BitSequenceFactory * factory = GetSequenceFactory(argv[3]);
if (filter.size() > 1)
{
ReadMafFile(argv[1], wga, *factory, &filter);
}
else
{
ReadMafFile(argv[1], wga, *factory);
}
delete factory;
}
clock_t end = clock();
cerr.precision(10);
cerr << "Parsed MAF in " << clock_to_sec(end - start) <<
" seconds." << endl;
size_t reference_size = wga.getReferenceSize();
while (1)
{
size_t position = rand() % reference_size;
try
{
WholeGenomeAlignment::PositionMapping *mapping;
mapping = wga.mapPositionToAll(position);
if (mapping->begin() == mapping->end())
{
delete mapping;
throw OutOfSequence();
}
cout << mapping->begin()->first << "\t" << position << endl;
delete mapping;
}
catch (OutOfSequence &e)
{ }
}
}示例4: main
int main(int argc, char **argv)
{
glutInit(&argc,argv);
int t;
double time;
int iterations = 250;
//cin >> iterations;
//if(argc == 2)
cout << "success? " << (timeBeginPeriod(1)==TIMERR_NOERROR) << endl;
LARGE_INTEGER clockFrequency;
QueryPerformanceFrequency(&clockFrequency);
cout << "f = " << clockFrequency.QuadPart << " Hz" << endl;
cout << "T = " << 1000.0/clockFrequency.QuadPart << " ms" << endl;
LARGE_INTEGER start,stop;
QueryPerformanceCounter(&start);
for(int c = 0 ; c < iterations ; c++)
;
QueryPerformanceCounter(&stop);
cout << stop.QuadPart-start.QuadPart << endl;
time = CPUclock::currentTime();
for(int c = 0 ; c < iterations ; c++)
;
cout << CPUclock::currentTime()-time << endl;
t = timeGetTime();
for(int c = 0 ; c < iterations ; c++)
cout << '.';
cout << timeGetTime()-t << endl;
t = clock();
for(int c = 0 ; c < iterations ; c++)
cout << '.';
cout << clock()-t << endl;
t = glutGet(GLUT_ELAPSED_TIME);
for(int c = 0 ; c < iterations ; c++)
cout << '.';
cout << glutGet(GLUT_ELAPSED_TIME)-t << endl;
//if(argc == 2)
timeEndPeriod(1);
system("PAUSE");
return 0;
} // end function main示例5: main
int main()
{
cout << clock() << '\n';
try
{
f(0);
}
catch(myErr)
{
}
cout << clock() << '\n';
try
{
f(1);
}
catch(myErr)
{
}
cout << clock() << '\n';
}示例6: main
int main(int argc, char** argv) {
list<int> list1;
list<int> list2;
clock_t startTime;
init(list1);
init(list2);
// print(list1);
// print(list2);
startTime = clock();
list<int> list3 = nSquaredUnion(list1, list2);
// print(list3);
cout << "Time for n^2 Union: " << clock() - startTime << "\n";
startTime = clock();
list<int> list4 = nLogNUnion(list1, list2);
// print(list4);
cout << "Time for nlogn Union: " << clock() - startTime << "\n";
startTime = clock();
list<int> list5 = nSquaredIntersection(list1, list2);
// print(list5);
cout << "Time for n^2 Intersection: " << clock() - startTime << "\n";
startTime = clock();
list<int> list6 = nLogNIntersection(list1, list2);
// print(list6);
cout << "Time for nlogn Intersection: " << clock() - startTime << "\n";
cout << "\n";
cout << list1.size() << "\n";
cout << list2.size() << "\n";
cout << list3.size() << "\n";
cout << list4.size() << "\n";
cout << list5.size() << "\n";
cout << list6.size() << "\n";
// cout << list1.size() << "\n";
// cout << list2.size() << "\n";
}