inline
void
subview_cube<eT>::operator/= (const subview_cube<eT>& x)
{
arma_extra_debug_sigprint();
if(check_overlap(x))
{
const Cube<eT> tmp(x);
(*this).operator/=(tmp);
return;
}
subview_cube<eT>& t = *this;
arma_debug_assert_same_size(t, x, "element-wise division");
const uword t_n_rows = t.n_rows;
const uword t_n_cols = t.n_cols;
const uword t_n_slices = t.n_slices;
for(uword slice = 0; slice < t_n_slices; ++slice)
{
for(uword col = 0; col < t_n_cols; ++col)
{
arrayops::inplace_div( t.slice_colptr(slice,col), x.slice_colptr(slice,col), t_n_rows );
}
}
}
inline
void
subview_cube<eT>::div_inplace(Cube<eT>& out, const subview_cube<eT>& in)
{
arma_extra_debug_sigprint();
arma_debug_assert_same_size(out, in, "element-wise cube division");
const u32 n_rows = out.n_rows;
const u32 n_cols = out.n_cols;
const u32 n_slices = out.n_slices;
for(u32 slice = 0; slice<n_slices; ++slice)
{
for(u32 col = 0; col<n_cols; ++col)
{
eT* out_coldata = out.slice_colptr(slice,col);
const eT* in_coldata = in.slice_colptr(slice,col);
for(u32 row = 0; row<n_rows; ++row)
{
out_coldata[row] /= in_coldata[row];
}
}
}
}
inline
void
subview_cube<eT>::div_inplace(Mat<eT>& out, const subview_cube<eT>& in)
{
arma_extra_debug_sigprint();
arma_debug_assert_same_size(out, in, "matrix element-wise division");
const u32 in_n_rows = in.n_rows;
const u32 in_n_cols = in.n_cols;
const u32 in_aux_slice1 = in.aux_slice1;
for(u32 col = 0; col < in_n_cols; ++col)
{
arrayops::inplace_div( out.colptr(col), in.slice_colptr(in_aux_slice1, col), in_n_rows );
}
}
inline
void
subview_cube<eT>::schur_inplace(Mat<eT>& out, const subview_cube<eT>& in)
{
arma_extra_debug_sigprint();
arma_debug_assert_same_size(out, in, "matrix schur product");
const u32 in_n_rows = in.n_rows;
const u32 in_n_cols = in.n_cols;
const u32 in_aux_slice1 = in.aux_slice1;
for(u32 col = 0; col < in_n_cols; ++col)
{
arrayops::inplace_mul( out.colptr(col), in.slice_colptr(in_aux_slice1, col), in_n_rows );
}
}
inline
void
subview_cube<eT>::extract(Cube<eT>& actual_out, const subview_cube<eT>& in)
{
arma_extra_debug_sigprint();
//
const bool alias = (&actual_out == &in.m);
Cube<eT>* tmp = (alias) ? new Cube<eT> : 0;
Cube<eT>& out = (alias) ? (*tmp) : actual_out;
//
const u32 n_rows = in.n_rows;
const u32 n_cols = in.n_cols;
const u32 n_slices = in.n_slices;
out.set_size(n_rows, n_cols, n_slices);
arma_extra_debug_print(arma_boost::format("out.n_rows = %d out.n_cols = %d out.n_slices = %d in.m.n_rows = %d in.m.n_cols = %d in.m.n_slices = %d") % out.n_rows % out.n_cols % out.n_slices % in.m.n_rows % in.m.n_cols % in.m.n_slices);
for(u32 slice = 0; slice<n_slices; ++slice)
{
for(u32 col = 0; col<n_cols; ++col)
{
eT* out_coldata = out.slice_colptr(slice,col);
const eT* in_coldata = in.slice_colptr(slice,col);
for(u32 row = 0; row<n_rows; ++row)
{
out_coldata[row] = in_coldata[row];
}
}
}
if(alias)
{
actual_out = out;
delete tmp;
}
}
inline
void
subview_cube<eT>::extract(Mat<eT>& out, const subview_cube<eT>& in)
{
arma_extra_debug_sigprint();
arma_debug_check( (in.n_slices != 1), "subview_cube::extract(): given subcube doesn't have exactly one slice" );
const u32 n_rows = in.n_rows;
const u32 n_cols = in.n_cols;
const u32 aux_slice1 = in.aux_slice1;
out.set_size(n_rows, n_cols);
for(u32 col = 0; col < n_cols; ++col)
{
syslib::copy_elem( out.colptr(col), in.slice_colptr(aux_slice1, col), n_rows );
}
}
inline
void
subview_cube<eT>::div_inplace(Cube<eT>& out, const subview_cube<eT>& in)
{
arma_extra_debug_sigprint();
arma_debug_assert_same_size(out, in, "element-wise division");
const uword n_rows = out.n_rows;
const uword n_cols = out.n_cols;
const uword n_slices = out.n_slices;
for(uword slice = 0; slice<n_slices; ++slice)
{
for(uword col = 0; col<n_cols; ++col)
{
arrayops::inplace_div( out.slice_colptr(slice,col), in.slice_colptr(slice,col), n_rows );
}
}
}
inline
void
subview_cube<eT>::plus_inplace(Cube<eT>& out, const subview_cube<eT>& in)
{
arma_extra_debug_sigprint();
arma_debug_assert_same_size(out, in, "cube addition");
const u32 n_rows = out.n_rows;
const u32 n_cols = out.n_cols;
const u32 n_slices = out.n_slices;
for(u32 slice = 0; slice<n_slices; ++slice)
{
for(u32 col = 0; col<n_cols; ++col)
{
arrayops::inplace_plus( out.slice_colptr(slice,col), in.slice_colptr(slice,col), n_rows );
}
}
}
inline
void
subview_cube<eT>::div_inplace(Mat<eT>& out, const subview_cube<eT>& in)
{
arma_extra_debug_sigprint();
arma_debug_assert_same_size(out, in, "matrix element-wise division");
for(u32 col = 0; col < in.n_cols; ++col)
{
const eT* in_coldata = in.slice_colptr(in.aux_slice1, col);
eT* out_coldata = out.colptr(col);
for(u32 row = 0; row < in.n_rows; ++row)
{
out_coldata[row] /= in_coldata[row];
}
}
}
inline
void
subview_cube<eT>::extract(Mat<eT>& out, const subview_cube<eT>& in)
{
arma_extra_debug_sigprint();
arma_debug_check( (in.n_slices != 1), "subview_cube::extract(): given subcube doesn't have exactly one slice" );
out.set_size(in.n_rows, in.n_cols);
for(u32 col = 0; col < in.n_cols; ++col)
{
const eT* in_coldata = in.slice_colptr(in.aux_slice1, col);
eT* out_coldata = out.colptr(col);
for(u32 row = 0; row < in.n_rows; ++row)
{
out_coldata[row] = in_coldata[row];
}
}
}
inline
void
op_vectorise_cube_col::apply_subview(Mat<eT>& out, const subview_cube<eT>& sv)
{
arma_extra_debug_sigprint();
const uword sv_n_rows = sv.n_rows;
const uword sv_n_cols = sv.n_cols;
const uword sv_n_slices = sv.n_slices;
out.set_size(sv.n_elem, 1);
eT* out_mem = out.memptr();
for(uword slice=0; slice < sv_n_slices; ++slice)
for(uword col=0; col < sv_n_cols; ++col )
{
arrayops::copy(out_mem, sv.slice_colptr(slice,col), sv_n_rows);
out_mem += sv_n_rows;
}
}
inline
void
subview_cube<eT>::extract(Cube<eT>& out, const subview_cube<eT>& in)
{
arma_extra_debug_sigprint();
// NOTE: we're assuming that the cube has already been set to the correct size and there is no aliasing;
// size setting and alias checking is done by either the Cube contructor or operator=()
const uword n_rows = in.n_rows;
const uword n_cols = in.n_cols;
const uword n_slices = in.n_slices;
arma_extra_debug_print(arma_boost::format("out.n_rows = %d out.n_cols = %d out.n_slices = %d in.m.n_rows = %d in.m.n_cols = %d in.m.n_slices = %d") % out.n_rows % out.n_cols % out.n_slices % in.m.n_rows % in.m.n_cols % in.m.n_slices);
for(uword slice = 0; slice < n_slices; ++slice)
{
for(uword col = 0; col < n_cols; ++col)
{
arrayops::copy( out.slice_colptr(slice,col), in.slice_colptr(slice,col), n_rows );
}
}
}
inline
void
subview_cube<eT>::div_inplace(Mat<eT>& out, const subview_cube<eT>& in)
{
arma_extra_debug_sigprint();
arma_debug_assert_cube_as_mat(out, in, "element-wise division", true);
const uword in_n_rows = in.n_rows;
const uword in_n_cols = in.n_cols;
const uword in_n_slices = in.n_slices;
const uword out_n_rows = out.n_rows;
const uword out_n_cols = out.n_cols;
const uword out_vec_state = out.vec_state;
if(in_n_slices == 1)
{
for(uword col=0; col < in_n_cols; ++col)
{
arrayops::inplace_div( out.colptr(col), in.slice_colptr(0, col), in_n_rows );
}
}
else
{
if(out_vec_state == 0)
{
if( (in_n_rows == out_n_rows) && (in_n_cols == 1) && (in_n_slices == out_n_cols) )
{
for(uword i=0; i < in_n_slices; ++i)
{
arrayops::inplace_div( out.colptr(i), in.slice_colptr(i, 0), in_n_rows );
}
}
else
if( (in_n_rows == 1) && (in_n_cols == out_n_rows) && (in_n_slices == out_n_cols) )
{
const Cube<eT>& Q = in.m;
const uword in_aux_row1 = in.aux_row1;
const uword in_aux_col1 = in.aux_col1;
const uword in_aux_slice1 = in.aux_slice1;
for(uword slice=0; slice < in_n_slices; ++slice)
{
const uword mod_slice = in_aux_slice1 + slice;
eT* out_colptr = out.colptr(slice);
uword i,j;
for(i=0, j=1; j < in_n_cols; i+=2, j+=2)
{
const eT tmp_i = Q.at(in_aux_row1, in_aux_col1 + i, mod_slice);
const eT tmp_j = Q.at(in_aux_row1, in_aux_col1 + j, mod_slice);
out_colptr[i] /= tmp_i;
out_colptr[j] /= tmp_j;
}
if(i < in_n_cols)
{
out_colptr[i] /= Q.at(in_aux_row1, in_aux_col1 + i, mod_slice);
}
}
}
}
else
{
eT* out_mem = out.memptr();
const Cube<eT>& Q = in.m;
const uword in_aux_row1 = in.aux_row1;
const uword in_aux_col1 = in.aux_col1;
const uword in_aux_slice1 = in.aux_slice1;
for(uword i=0; i<in_n_slices; ++i)
{
out_mem[i] /= Q.at(in_aux_row1, in_aux_col1, in_aux_slice1 + i);
}
}
}
}
inline
void
subview_cube<eT>::extract(Mat<eT>& out, const subview_cube<eT>& in)
{
arma_extra_debug_sigprint();
arma_debug_assert_cube_as_mat(out, in, "copy into matrix", false);
const uword in_n_rows = in.n_rows;
const uword in_n_cols = in.n_cols;
const uword in_n_slices = in.n_slices;
const uword out_vec_state = out.vec_state;
if(in_n_slices == 1)
{
out.set_size(in_n_rows, in_n_cols);
for(uword col=0; col < in_n_cols; ++col)
{
arrayops::copy( out.colptr(col), in.slice_colptr(0, col), in_n_rows );
}
}
else
{
if(out_vec_state == 0)
{
if(in_n_cols == 1)
{
out.set_size(in_n_rows, in_n_slices);
for(uword i=0; i < in_n_slices; ++i)
{
arrayops::copy( out.colptr(i), in.slice_colptr(i, 0), in_n_rows );
}
}
else
if(in_n_rows == 1)
{
const Cube<eT>& Q = in.m;
const uword in_aux_row1 = in.aux_row1;
const uword in_aux_col1 = in.aux_col1;
const uword in_aux_slice1 = in.aux_slice1;
out.set_size(in_n_cols, in_n_slices);
for(uword slice=0; slice < in_n_slices; ++slice)
{
const uword mod_slice = in_aux_slice1 + slice;
eT* out_colptr = out.colptr(slice);
uword i,j;
for(i=0, j=1; j < in_n_cols; i+=2, j+=2)
{
const eT tmp_i = Q.at(in_aux_row1, in_aux_col1 + i, mod_slice);
const eT tmp_j = Q.at(in_aux_row1, in_aux_col1 + j, mod_slice);
out_colptr[i] = tmp_i;
out_colptr[j] = tmp_j;
}
if(i < in_n_cols)
{
out_colptr[i] = Q.at(in_aux_row1, in_aux_col1 + i, mod_slice);
}
}
}
}
else
{
out.set_size(in_n_slices);
eT* out_mem = out.memptr();
const Cube<eT>& Q = in.m;
const uword in_aux_row1 = in.aux_row1;
const uword in_aux_col1 = in.aux_col1;
const uword in_aux_slice1 = in.aux_slice1;
for(uword i=0; i<in_n_slices; ++i)
{
out_mem[i] = Q.at(in_aux_row1, in_aux_col1, in_aux_slice1 + i);
}
}
}
}
inline
void
subview_cube<eT>::div_inplace(Mat<eT>& out, const subview_cube<eT>& in)
{
arma_extra_debug_sigprint();
arma_debug_assert_cube_as_mat(out, in, "element-wise division", true);
const u32 in_n_rows = in.n_rows;
const u32 in_n_cols = in.n_cols;
const u32 in_n_slices = in.n_slices;
const u32 out_n_rows = out.n_rows;
const u32 out_n_cols = out.n_cols;
const u32 out_vec_state = out.vec_state;
if(in_n_slices == 1)
{
for(u32 col=0; col < in_n_cols; ++col)
{
arrayops::inplace_div( out.colptr(col), in.slice_colptr(0, col), in_n_rows );
}
}
else
{
if(out_vec_state == 0)
{
if( (in_n_rows == out_n_rows) && (in_n_cols == 1) && (in_n_slices == out_n_cols) )
{
for(u32 i=0; i < in_n_slices; ++i)
{
arrayops::inplace_div( out.colptr(i), in.slice_colptr(i, 0), in_n_rows );
}
}
else
if( (in_n_rows == 1) && (in_n_cols == out_n_cols) && (in_n_slices == out_n_rows) )
{
const Cube<eT>& Q = in.m;
const u32 in_aux_row1 = in.aux_row1;
const u32 in_aux_col1 = in.aux_col1;
const u32 in_aux_slice1 = in.aux_slice1;
for(u32 col=0; col < in_n_cols; ++col)
{
eT* out_colptr = out.colptr(col);
for(u32 i=0; i < in_n_slices; ++i)
{
out_colptr[i] /= Q.at(in_aux_row1, in_aux_col1 + col, in_aux_slice1 + i);
}
}
}
}
else
{
eT* out_mem = out.memptr();
const Cube<eT>& Q = in.m;
const u32 in_aux_row1 = in.aux_row1;
const u32 in_aux_col1 = in.aux_col1;
const u32 in_aux_slice1 = in.aux_slice1;
for(u32 i=0; i<in_n_slices; ++i)
{
out_mem[i] /= Q.at(in_aux_row1, in_aux_col1, in_aux_slice1 + i);
}
}
}
}
inline
void
subview_cube<eT>::extract(Mat<eT>& out, const subview_cube<eT>& in)
{
arma_extra_debug_sigprint();
arma_debug_assert_cube_as_mat(out, in, "copy into matrix", false);
const u32 in_n_rows = in.n_rows;
const u32 in_n_cols = in.n_cols;
const u32 in_n_slices = in.n_slices;
const u32 out_vec_state = out.vec_state;
if(in_n_slices == 1)
{
out.set_size(in_n_rows, in_n_cols);
for(u32 col=0; col < in_n_cols; ++col)
{
arrayops::copy( out.colptr(col), in.slice_colptr(0, col), in_n_rows );
}
}
else
{
if(out_vec_state == 0)
{
if(in_n_cols == 1)
{
out.set_size(in_n_rows, in_n_slices);
for(u32 i=0; i < in_n_slices; ++i)
{
arrayops::copy( out.colptr(i), in.slice_colptr(i, 0), in_n_rows );
}
}
else
if(in_n_rows == 1)
{
out.set_size(in_n_slices, in_n_cols);
const Cube<eT>& Q = in.m;
const u32 in_aux_row1 = in.aux_row1;
const u32 in_aux_col1 = in.aux_col1;
const u32 in_aux_slice1 = in.aux_slice1;
for(u32 col=0; col < in_n_cols; ++col)
{
eT* out_colptr = out.colptr(col);
for(u32 i=0; i < in_n_slices; ++i)
{
out_colptr[i] = Q.at(in_aux_row1, in_aux_col1 + col, in_aux_slice1 + i);
}
}
}
}
else
{
out.set_size(in_n_slices);
eT* out_mem = out.memptr();
const Cube<eT>& Q = in.m;
const u32 in_aux_row1 = in.aux_row1;
const u32 in_aux_col1 = in.aux_col1;
const u32 in_aux_slice1 = in.aux_slice1;
for(u32 i=0; i<in_n_slices; ++i)
{
out_mem[i] = Q.at(in_aux_row1, in_aux_col1, in_aux_slice1 + i);
}
}
}
}
