private static int PickPivotAndPartition(T[] keys, int lo, int hi)
{
int index = lo + (hi - lo) / 2;
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, lo, index);
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, lo, hi);
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, index, hi);
T obj = keys[index];
GenericArraySortHelper <T> .Swap(keys, index, hi - 1);
int i = lo;
int j = hi - 1;
while (i < j)
{
if ((object)obj == null)
{
do
{
;
}while (i < hi - 1 && (object)keys[++i] == null);
while (j > lo && (object)keys[--j] != null)
{
;
}
}
else
{
do
{
;
}while (obj.CompareTo(keys[++i]) > 0);
while (obj.CompareTo(keys[--j]) < 0)
{
;
}
}
if (i < j)
{
GenericArraySortHelper <T> .Swap(keys, i, j);
}
else
{
break;
}
}
GenericArraySortHelper <T> .Swap(keys, i, hi - 1);
return(i);
}
// Token: 0x06003A30 RID: 14896 RVA: 0x000DCA48 File Offset: 0x000DAC48
private static int PickPivotAndPartition(T[] keys, int lo, int hi)
{
int num = lo + (hi - lo) / 2;
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, lo, num);
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, lo, hi);
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, num, hi);
T t = keys[num];
GenericArraySortHelper <T> .Swap(keys, num, hi - 1);
int i = lo;
int j = hi - 1;
while (i < j)
{
if (t == null)
{
while (i < hi - 1 && keys[++i] == null)
{
}
while (j > lo)
{
if (keys[--j] == null)
{
break;
}
}
}
else
{
while (t.CompareTo(keys[++i]) > 0)
{
}
while (t.CompareTo(keys[--j]) < 0)
{
}
}
if (i >= j)
{
break;
}
GenericArraySortHelper <T> .Swap(keys, i, j);
}
GenericArraySortHelper <T> .Swap(keys, i, hi - 1);
return(i);
}
// Token: 0x06003A2F RID: 14895 RVA: 0x000DC9C4 File Offset: 0x000DABC4
private static void IntroSort(T[] keys, int lo, int hi, int depthLimit)
{
while (hi > lo)
{
int num = hi - lo + 1;
if (num <= 16)
{
if (num == 1)
{
return;
}
if (num == 2)
{
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, lo, hi);
return;
}
if (num == 3)
{
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, lo, hi - 1);
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, lo, hi);
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, hi - 1, hi);
return;
}
GenericArraySortHelper <T> .InsertionSort(keys, lo, hi);
return;
}
else
{
if (depthLimit == 0)
{
GenericArraySortHelper <T> .Heapsort(keys, lo, hi);
return;
}
depthLimit--;
int num2 = GenericArraySortHelper <T> .PickPivotAndPartition(keys, lo, hi);
GenericArraySortHelper <T> .IntroSort(keys, num2 + 1, hi, depthLimit);
hi = num2 - 1;
}
}
}
private static void IntroSort(T[] keys, int lo, int hi, int depthLimit)
{
int num1;
for (; hi > lo; hi = num1 - 1)
{
int num2 = hi - lo + 1;
if (num2 <= 16)
{
if (num2 == 1)
{
break;
}
if (num2 == 2)
{
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, lo, hi);
break;
}
if (num2 == 3)
{
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, lo, hi - 1);
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, lo, hi);
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, hi - 1, hi);
break;
}
GenericArraySortHelper <T> .InsertionSort(keys, lo, hi);
break;
}
if (depthLimit == 0)
{
GenericArraySortHelper <T> .Heapsort(keys, lo, hi);
break;
}
--depthLimit;
num1 = GenericArraySortHelper <T> .PickPivotAndPartition(keys, lo, hi);
GenericArraySortHelper <T> .IntroSort(keys, num1 + 1, hi, depthLimit);
}
}
private static void QuickSort(TKey[] keys, TValue[] values, int left, int right)
{
int num;
Label_0000:
num = left;
int b = right;
int num3 = num + ((b - num) >> 1);
GenericArraySortHelper <TKey, TValue> .SwapIfGreaterWithItems(keys, values, num, num3);
GenericArraySortHelper <TKey, TValue> .SwapIfGreaterWithItems(keys, values, num, b);
GenericArraySortHelper <TKey, TValue> .SwapIfGreaterWithItems(keys, values, num3, b);
TKey local = keys[num3];
Label_002F:
if (local != null)
{
while (local.CompareTo(keys[num]) > 0)
{
num++;
}
while (local.CompareTo(keys[b]) < 0)
{
b--;
}
}
else
{
while (keys[b] != null)
{
b--;
}
}
if (num <= b)
{
if (num < b)
{
TKey local2 = keys[num];
keys[num] = keys[b];
keys[b] = local2;
if (values != null)
{
TValue local3 = values[num];
values[num] = values[b];
values[b] = local3;
}
}
num++;
b--;
if (num <= b)
{
goto Label_002F;
}
}
if ((b - left) <= (right - num))
{
if (left < b)
{
GenericArraySortHelper <TKey, TValue> .QuickSort(keys, values, left, b);
}
left = num;
}
else
{
if (num < right)
{
GenericArraySortHelper <TKey, TValue> .QuickSort(keys, values, num, right);
}
right = b;
}
if (left >= right)
{
return;
}
goto Label_0000;
}
private static void DepthLimitedQuickSort(T[] keys, int left, int right, int depthLimit)
{
while (depthLimit != 0)
{
int index1 = left;
int index2 = right;
int index3 = index1 + (index2 - index1 >> 1);
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, index1, index3);
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, index1, index2);
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, index3, index2);
T obj1 = keys[index3];
do
{
if ((object)obj1 == null)
{
while ((object)keys[index2] != null)
{
--index2;
}
}
else
{
while (obj1.CompareTo(keys[index1]) > 0)
{
++index1;
}
while (obj1.CompareTo(keys[index2]) < 0)
{
--index2;
}
}
if (index1 <= index2)
{
if (index1 < index2)
{
T obj2 = keys[index1];
keys[index1] = keys[index2];
keys[index2] = obj2;
}
++index1;
--index2;
}
else
{
break;
}
}while (index1 <= index2);
--depthLimit;
if (index2 - left <= right - index1)
{
if (left < index2)
{
GenericArraySortHelper <T> .DepthLimitedQuickSort(keys, left, index2, depthLimit);
}
left = index1;
}
else
{
if (index1 < right)
{
GenericArraySortHelper <T> .DepthLimitedQuickSort(keys, index1, right, depthLimit);
}
right = index2;
}
if (left >= right)
{
return;
}
}
GenericArraySortHelper <T> .Heapsort(keys, left, right);
}
// Token: 0x06003A2D RID: 14893 RVA: 0x000DC89C File Offset: 0x000DAA9C
private static void DepthLimitedQuickSort(T[] keys, int left, int right, int depthLimit)
{
while (depthLimit != 0)
{
int num = left;
int num2 = right;
int num3 = num + (num2 - num >> 1);
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, num, num3);
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, num, num2);
GenericArraySortHelper <T> .SwapIfGreaterWithItems(keys, num3, num2);
T t = keys[num3];
do
{
if (t == null)
{
while (keys[num2] != null)
{
num2--;
}
}
else
{
while (t.CompareTo(keys[num]) > 0)
{
num++;
}
while (t.CompareTo(keys[num2]) < 0)
{
num2--;
}
}
if (num > num2)
{
break;
}
if (num < num2)
{
T t2 = keys[num];
keys[num] = keys[num2];
keys[num2] = t2;
}
num++;
num2--;
}while (num <= num2);
depthLimit--;
if (num2 - left <= right - num)
{
if (left < num2)
{
GenericArraySortHelper <T> .DepthLimitedQuickSort(keys, left, num2, depthLimit);
}
left = num;
}
else
{
if (num < right)
{
GenericArraySortHelper <T> .DepthLimitedQuickSort(keys, num, right, depthLimit);
}
right = num2;
}
if (left >= right)
{
return;
}
}
GenericArraySortHelper <T> .Heapsort(keys, left, right);
}