exa/codecrypt
1
0
Fork 0
Code Issues Pull requests Actions Packages Projects Releases Wiki Activity

not-that-dumb matrix*vector multiplication

Browse source
This commit is contained in:
Mirek Kratochvil 2012-05-21 20:16:29 +02:00
parent 90279968f8
commit 3758f23f44
1 changed files with 2 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
lib/matrix.cpp
View file

@ -200,11 +200,7 @@ bool matrix::mult_vec_right (const bvector&a, bvector&r)
uint w = width(), h = height(); uint w = width(), h = height();
if (a.size() != w) return false; if (a.size() != w) return false;
r.resize (h, 0); r.resize (h, 0);
for (uint i = 0; i < h; ++i) { for (uint i = 0; i < w; ++i)
bool t = 0; if (a[i]) r.add (item (i) );
for (uint j = 0; j < w; ++j)
t ^= item (j) [i] & a[j];
r[i] = t;
}
return true; return true;
} }