本文整理汇总了C++中GoBoard::FirstBoardPoint方法的典型用法代码示例。如果您正苦于以下问题：C++ GoBoard::FirstBoardPoint方法的具体用法？C++ GoBoard::FirstBoardPoint怎么用？C++ GoBoard::FirstBoardPoint使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类GoBoard的用法示例。
在下文中一共展示了GoBoard::FirstBoardPoint方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: CheckPerformance
void GoBoardCheckPerformance::CheckPerformance(const GoBoard& board,
ostream& out)
{
const int NUM_REPETITIONS = 10000;
int i;
double startTime = SgTime::Get();
int sum1 = 0;
for (i = 0; i < NUM_REPETITIONS; ++i)
{
for (SgPoint p = 0; p < SG_MAXPOINT; ++p)
{ if (board.IsEmpty(p))
sum1 += p;
}
}
double endTime1 = SgTime::Get();
int sum2 = 0;
for (i = 0; i < NUM_REPETITIONS; ++i)
{
for (SgPoint p = board.FirstBoardPoint(); p <= board.LastBoardPoint();
++p)
{ if (board.IsEmpty(p))
sum2 += p;
}
}
double endTime2 = SgTime::Get();
int sum3 = 0;
for (i = 0; i < NUM_REPETITIONS; ++i)
for (GoBoard::Iterator it(board); it; ++it)
{
if (board.IsEmpty(*it))
sum3 += *it;
}
double endTime3 = SgTime::Get();
int sum4 = 0;
for (i = 0; i < NUM_REPETITIONS; ++i)
{
for (SgPoint p = 0; p < SG_MAXPOINT; ++p)
{
if (board.IsEmpty(p))
sum4 += p;
}
}
double endTime4 = SgTime::Get();
int sum5 = 0;
for (i = 0; i < NUM_REPETITIONS; ++i)
{
for (SgPoint p = board.FirstBoardPoint(); p <= board.LastBoardPoint();
++p)
{
if (board.IsEmpty(p))
sum5 += p;
}
}
double endTime5 = SgTime::Get();
SG_ASSERT(sum1 == sum2);
SG_ASSERT(sum2 == sum3);
SG_ASSERT(sum3 == sum4);
SG_ASSERT(sum4 == sum5);
double time1 = endTime1 - startTime;
double time2 = endTime2 - endTime1;
double time3 = endTime3 - endTime2;
double time4 = endTime4 - endTime3;
double time5 = endTime5 - endTime4;
out << "Time1: " << time1 << " For 0..SG_MAXPOINT\n"
<< "Time2: " << time2 << " First/LastBoardPoint\n"
<< "Time3: " << time3 << " GoBoard::Iterator\n"
<< "Time4: " << time4 << " For 0..SG_MAXPOINT, no dependency\n"
<< "Time5: " << time5 << " First/LastBoardPoint, no dependency\n";
}