nrvec concatmescaled

This commit is contained in:
Jiri Pittner 2022-08-10 16:25:17 +02:00
parent c3c155736e
commit 08b6b16e57
1 changed files with 9 additions and 0 deletions

9
vec.h
View File

@ -256,6 +256,15 @@ public:
resize(nn+rhs.nn,true);
for(int i=0; i<rhs.nn; ++i) v[nnold+i] = rhs[i];
}
void concatmescaled(const NRVec &rhs, const T alpha=1)
{
NOT_GPU(*this);
if(rhs.nn==0) return;
int nnold=nn;
resize(nn+rhs.nn,true);
for(int i=0; i<rhs.nn; ++i) v[nnold+i] = rhs[i]*alpha;
}
void append(const T &a) //not efficient if done repeatedly
{
NOT_GPU(*this);