rotgen/test/unit/common/norms.hpp
Jules Pénuchot e151e136d6 Resolve "[API-#2] Pseudo-privatization of rotgen entity member functions"
Closes #18

Co-authored-by: Jules Pénuchot <jules@penuchot.com>

See merge request oss/rotgen!50
2025-12-17 20:48:00 +01:00

52 lines
1.8 KiB
C++

//==================================================================================================
/*
ROTGEN - Runtime Overlay for Eigen
Copyright : CODE RECKONS
SPDX-License-Identifier: BSL-1.0
*/
//==================================================================================================
#pragma once
#include <rotgen/rotgen.hpp>
#include "tts.hpp"
#include "unit/common/references.hpp"
#include <Eigen/Dense>
namespace rotgen::tests
{
template<typename T> void check_norms_functions(T const& rotgen_input)
{
using eigen_mat_t =
Eigen::Matrix<typename T::value_type, Eigen::Dynamic, Eigen::Dynamic>;
eigen_mat_t eigen_ref(rows(rotgen_input), cols(rotgen_input));
prepare([&](auto row, auto col) { return rotgen_input(row, col); },
eigen_ref);
TTS_EQUAL(rotgen::norm(rotgen_input), eigen_ref.norm());
TTS_EQUAL(rotgen::squaredNorm(rotgen_input), eigen_ref.squaredNorm());
TTS_EQUAL(rotgen::lpNorm<1>(rotgen_input), eigen_ref.template lpNorm<1>());
TTS_EQUAL(rotgen::lpNorm<2>(rotgen_input), eigen_ref.template lpNorm<2>());
TTS_EQUAL(rotgen::lpNorm<rotgen::Infinity>(rotgen_input),
eigen_ref.template lpNorm<Eigen::Infinity>());
if constexpr (T::IsVectorAtCompileTime)
{
eigen_mat_t eigen_normalized = eigen_ref.normalized();
using rotgen_mat_t =
rotgen::matrix<typename T::value_type, rotgen::Dynamic, rotgen::Dynamic,
T::storage_order>;
rotgen_mat_t rotgen_norm_ref(rows(rotgen_input), cols(rotgen_input));
prepare([&](auto row, auto col) { return eigen_normalized(row, col); },
rotgen_norm_ref);
TTS_EQUAL(rotgen::normalized(rotgen_input), rotgen_norm_ref);
auto rotgen_f_norm = rotgen_input;
rotgen::normalize(rotgen_f_norm);
TTS_EQUAL(rotgen_f_norm, rotgen_norm_ref);
}
}
}