本文整理汇总了C++中McDArray::clear方法的典型用法代码示例。如果您正苦于以下问题：C++ McDArray::clear方法的具体用法？C++ McDArray::clear怎么用？C++ McDArray::clear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McDArray的用法示例。
在下文中一共展示了McDArray::clear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: getConnectedComponent
// Computes all variables that form a connected component in the
// adjacenceMatrix.
// The connected component chosen is arbitrary - it takes the first it finds.
bool BruteForceOptMatching::getConnectedComponent(
const McDMatrix<int>& adjacenceMatrix,
McDMatrix<int>& adjacenceMatrixWithoutConnctedComponent,
McDArray<int>& connComp) {
adjacenceMatrixWithoutConnctedComponent.resize(adjacenceMatrix.nRows(),
adjacenceMatrix.nCols());
memcpy(adjacenceMatrixWithoutConnctedComponent.dataPtr(),
adjacenceMatrix.dataPtr(),
sizeof(int) * adjacenceMatrix.nRows() * adjacenceMatrix.nCols());
// find first a startpoint
int start = -1;
connComp.resize(0);
for (int i = 0; i < adjacenceMatrix.nRows(); i++) {
for (int j = i; j < adjacenceMatrix.nCols(); j++) {
if (adjacenceMatrix[i][j] == 1) {
start = i;
break;
}
}
}
if (start == -1)
return false;
McDArray<int> queue;
queue.append(start);
connComp.clear();
while (queue.size() > 0) {
int cur = queue.last();
connComp.append(cur);
queue.pop_back();
for (int i = 0; i < adjacenceMatrixWithoutConnctedComponent.nCols();
i++) {
if (adjacenceMatrixWithoutConnctedComponent[cur][i] == 1) {
queue.push(i);
adjacenceMatrixWithoutConnctedComponent[cur][i] = 0;
}
}
}
// remove duplicates
connComp.sort(&mcStandardCompare);
int cur = connComp.last();
for (int i = connComp.size() - 2; i >= 0; i--) {
if (cur == connComp[i])
connComp.remove(i, 1);
else
cur = connComp[i];
}
return true;
}