public IMatrix ConcatColumns(IMatrix bottom)
{
Debug.Assert(IsValid && bottom.IsValid);
var t = this;
var b = (GpuMatrix)bottom;
Debug.Assert(ColumnCount == bottom.ColumnCount);
var size = t.RowCount + b.RowCount;
var ret = _cuda.Allocate(size * t.ColumnCount);
_cuda.ConcatColumns(t._data, b._data, ret, size, t.ColumnCount, t.RowCount, b.RowCount);
return(new GpuMatrix(_cuda, size, t.ColumnCount, ret));
}
