void Msort(ElementType A[], ElementType TmpArray[], int Left, int Right)
{
int Center;
if(Left < Right)
{
Center = (Left+Right)/2;
Msort(A, TmpArray, Left, Center);
Msort(A, TmpArray, Center+1, Right);
Merge(A, TmpArray, Left, Center+1, Right);
}
}
void Msort(ElementType A[], ElementType TmpArray[], int Left, int Right)
{
int center;
if (Left < Right)
{ // 分治法，递归调用合并
center = (Left + Right) / 2;
Msort(A, TmpArray, Left, center);
Msort(A, TmpArray, center+1, Right);
Merge(A, TmpArray, Left, center+1, Right); // 调用参数对应函数形参A[], TmpArray[], Lpos, LeftEnd, Rpos
}
}arch
void CTrackContrl::Msort( int *SR, int *TR1, int s, int t ){
// 对SR[s..t]进行归并排序，排序后的记录存入TR1[s..t]
if (s==t)
{
TR1[s] = SR[s];
}
else
{
int TR2[10] ;
int m = (s+t)/2; // 将 SR[s..t] 平分为 SR[s..m] 和 SR[m+1..t]
Msort(SR,TR2,s,m); // 递归地将 SR[s..m] 归并为有序的 TR2[s..m]
Msort(SR,TR2,m+1, t); // 递归地将SR[m+1..t]归并为有序的TR2[m+1..t]
Merge(TR2,TR1,s,m,t); // 将TR2[s..m]和TR2[m+1..t] 归并到 TR1[s..t]
}// else
} // Msort
void Msort(vector<int> &v,int first,int last){
if (first >= last){
return;
}
int mid = (last - first) / 2 + first;
Msort(v, first, mid);
Msort(v, mid + 1, last);
Merge(v, first, mid, last);
cout << v << endl;
return;
}
void MergeSort(ElementType A[], int N)
{
ElementType * TmpArray = (ElementType *)malloc(N*sizeof(ElementType));
if(TmpArray == NULL)
{
fprintf(stderr, "not enough memory\n");
exit(1);
}
Msort(A, TmpArray, 0, N-1);
free(TmpArray);
}
void Mergesort(ElementType A[], int N)
{
ElementType *TmpArray;
TmpArray = (ElementType *)malloc(sizeof(ElementType)*N);
if (TmpArray == NULL)
{ // 内存分配光时，提示
printf("Out of space");
}
else // 调用Msort排序数组
{
Msort(A, TmpArray, 0, N - 1);
Print(TmpArray, N); // 打印数组内元素
free(TmpArray);
}
}
int main(int argn, char** argv)
{
std::vector< int> nums;
nums.resize(1);
const int num_nums = atoi(argv[1]);
const int max_size = 1000;
for (size_t i = 0; i < num_nums; ++i)
{
nums.push_back(rand() % max_size);
}
int max_num = 0;
for (size_t i = 0; i < nums.size(); ++i)
{
if (nums[i] > max_num) max_num = nums[i];
}
std::cout << "max num " << max_num << std::endl;
print(nums);
std::queue<Msort> qu;
qu.push(Msort(nums.size()/2, 0, nums.size() - 1));
size_t ops = 0;
size_t count = 0;
while ((qu.size() > 0) && (count < 500))
{
count += 1;
}
print(nums);
std::cout << "finished after " << count << " sorts, "
<< ops << " ops " << std::endl;
size_t logn = 0;
size_t num = nums.size();
while (num >>= 1)
{
logn += 1;
}
std::cout << " n logn = " << nums.size() << " * " << logn << " = " << nums.size() * logn << std::endl;
return 0;
}
void CTrackContrl::AlterDivideLeft(const int nAlterDivideWid,int coor[],const int nSize)
{
//先排序
Msort(coor,coor,0,nSize-1);
CArray<CControlRect*,CControlRect*> sortTracker;
for(int i=0;i<nSize;i++)
{
for(int j=0;j<m_selectRectTracker.GetSize();j++)
{
if(coor[i] == m_selectRectTracker[j]->m_rect.left)
{
sortTracker.Add(m_selectRectTracker[j]);
break;
}
}
}
//然后移动
for(int i=1;i<sortTracker.GetSize();i++)
{
CRect rect;
rect.left = sortTracker[i-1]->m_rect.right + nAlterDivideWid;
rect.right = rect.left + sortTracker[i]->m_rect.Width();
rect.top = sortTracker[i]->m_rect.top;
rect.bottom = sortTracker[i]->m_rect.bottom;
CRect oldRect;//获取没有移动前的rect
sortTracker[i]->GetTrueRect(&oldRect);
sortTracker[i]->m_rect = rect;//把新的位置付给控件
sortTracker[i]->MoveWindow(&rect,FALSE);
CRect newRect;//获取新的rect
sortTracker[i]->GetTrueRect(&newRect);
//重绘
sortTracker[i]->GetParent()->InvalidateRect(oldRect,TRUE);
sortTracker[i]->GetParent()->InvalidateRect(newRect,TRUE);
}
}
