// Bubble sort, because the arrays are small and NativeArray doesn't have a sort method
void NativeArraySort(NativeArray <float4> a, int start, int length, TrianglePointComparer comparer)
{
int upperBound = start + length;
float4 t = 0f;
for (int p = start; p <= upperBound - 2; p++)
{
for (int i = start; i <= upperBound - 2; i++)
{
if (comparer.Compare(a[i], a[i + 1]) > 0)
{
t = a[i + 1];
a[i + 1] = a[i];
a[i] = t;
}
}
}
}
