Mercurial > hg > segmenter-vamp-plugin
diff armadillo-3.900.4/include/armadillo_bits/GenCube_meat.hpp @ 49:1ec0e2823891
Switch to using subrepo copies of qm-dsp, nnls-chroma, vamp-plugin-sdk; update Armadillo version; assume build without external BLAS/LAPACK
author | Chris Cannam |
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date | Thu, 13 Jun 2013 10:25:24 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/armadillo-3.900.4/include/armadillo_bits/GenCube_meat.hpp Thu Jun 13 10:25:24 2013 +0100 @@ -0,0 +1,229 @@ +// Copyright (C) 2011-2013 NICTA (www.nicta.com.au) +// Copyright (C) 2011-2013 Conrad Sanderson +// +// This Source Code Form is subject to the terms of the Mozilla Public +// License, v. 2.0. If a copy of the MPL was not distributed with this +// file, You can obtain one at http://mozilla.org/MPL/2.0/. + + +//! \addtogroup Gen +//! @{ + + + +template<typename eT, typename gen_type> +arma_inline +GenCube<eT, gen_type>::GenCube(const uword in_n_rows, const uword in_n_cols, const uword in_n_slices) + : n_rows (in_n_rows ) + , n_cols (in_n_cols ) + , n_slices(in_n_slices) + { + arma_extra_debug_sigprint(); + } + + + +template<typename eT, typename gen_type> +arma_inline +GenCube<eT, gen_type>::~GenCube() + { + arma_extra_debug_sigprint(); + } + + + +template<typename eT, typename gen_type> +arma_inline +eT +GenCube<eT, gen_type>::generate() + { + if(is_same_type<gen_type, gen_ones_full>::value == true) { return eT(1); } + else if(is_same_type<gen_type, gen_zeros >::value == true) { return eT(0); } + else if(is_same_type<gen_type, gen_randu >::value == true) { return eT(eop_aux_randu<eT>()); } + else if(is_same_type<gen_type, gen_randn >::value == true) { return eT(eop_aux_randn<eT>()); } + else { return eT(); } + } + + + +template<typename eT, typename gen_type> +arma_inline +eT +GenCube<eT, gen_type>::operator[](const uword) const + { + return GenCube<eT, gen_type>::generate(); + } + + + +template<typename eT, typename gen_type> +arma_inline +eT +GenCube<eT, gen_type>::at(const uword, const uword, const uword) const + { + return GenCube<eT, gen_type>::generate(); + } + + + +template<typename eT, typename gen_type> +arma_inline +eT +GenCube<eT, gen_type>::at_alt(const uword) const + { + return GenCube<eT, gen_type>::generate(); + } + + + +template<typename eT, typename gen_type> +inline +void +GenCube<eT, gen_type>::apply(Cube<eT>& out) const + { + arma_extra_debug_sigprint(); + + // NOTE: we're assuming that the cube has already been set to the correct size; + // this is done by either the Cube contructor or operator=() + + if(is_same_type<gen_type, gen_ones_full>::value == true) { out.ones(); } + else if(is_same_type<gen_type, gen_zeros >::value == true) { out.zeros(); } + else if(is_same_type<gen_type, gen_randu >::value == true) { out.randu(); } + else if(is_same_type<gen_type, gen_randn >::value == true) { out.randn(); } + } + + + +template<typename eT, typename gen_type> +inline +void +GenCube<eT, gen_type>::apply_inplace_plus(Cube<eT>& out) const + { + arma_extra_debug_sigprint(); + + arma_debug_assert_same_size(out.n_rows, out.n_cols, out.n_slices, n_rows, n_cols, n_slices, "addition"); + + + eT* out_mem = out.memptr(); + const uword n_elem = out.n_elem; + + uword i,j; + + for(i=0, j=1; j<n_elem; i+=2, j+=2) + { + const eT tmp_i = GenCube<eT, gen_type>::generate(); + const eT tmp_j = GenCube<eT, gen_type>::generate(); + + out_mem[i] += tmp_i; + out_mem[j] += tmp_j; + } + + if(i < n_elem) + { + out_mem[i] += GenCube<eT, gen_type>::generate(); + } + } + + + + +template<typename eT, typename gen_type> +inline +void +GenCube<eT, gen_type>::apply_inplace_minus(Cube<eT>& out) const + { + arma_extra_debug_sigprint(); + + arma_debug_assert_same_size(out.n_rows, out.n_cols, out.n_slices, n_rows, n_cols, n_slices, "subtraction"); + + + eT* out_mem = out.memptr(); + const uword n_elem = out.n_elem; + + uword i,j; + + for(i=0, j=1; j<n_elem; i+=2, j+=2) + { + const eT tmp_i = GenCube<eT, gen_type>::generate(); + const eT tmp_j = GenCube<eT, gen_type>::generate(); + + out_mem[i] -= tmp_i; + out_mem[j] -= tmp_j; + } + + if(i < n_elem) + { + out_mem[i] -= GenCube<eT, gen_type>::generate(); + } + } + + + + +template<typename eT, typename gen_type> +inline +void +GenCube<eT, gen_type>::apply_inplace_schur(Cube<eT>& out) const + { + arma_extra_debug_sigprint(); + + arma_debug_assert_same_size(out.n_rows, out.n_cols, out.n_slices, n_rows, n_cols, n_slices, "element-wise multiplication"); + + + eT* out_mem = out.memptr(); + const uword n_elem = out.n_elem; + + uword i,j; + + for(i=0, j=1; j<n_elem; i+=2, j+=2) + { + const eT tmp_i = GenCube<eT, gen_type>::generate(); + const eT tmp_j = GenCube<eT, gen_type>::generate(); + + out_mem[i] *= tmp_i; + out_mem[j] *= tmp_j; + } + + if(i < n_elem) + { + out_mem[i] *= GenCube<eT, gen_type>::generate(); + } + } + + + + +template<typename eT, typename gen_type> +inline +void +GenCube<eT, gen_type>::apply_inplace_div(Cube<eT>& out) const + { + arma_extra_debug_sigprint(); + + arma_debug_assert_same_size(out.n_rows, out.n_cols, out.n_slices, n_rows, n_cols, n_slices, "element-wise division"); + + + eT* out_mem = out.memptr(); + const uword n_elem = out.n_elem; + + uword i,j; + + for(i=0, j=1; j<n_elem; i+=2, j+=2) + { + const eT tmp_i = GenCube<eT, gen_type>::generate(); + const eT tmp_j = GenCube<eT, gen_type>::generate(); + + out_mem[i] /= tmp_i; + out_mem[j] /= tmp_j; + } + + if(i < n_elem) + { + out_mem[i] /= GenCube<eT, gen_type>::generate(); + } + } + + + + +//! @}