648dd768ee
Co-authored-by: Jules Pénuchot <jules@penuchot.com> Co-authored-by: Joel FALCOU <jfalcou@codereckons.com> See merge request oss/rotgen!41
94 lines
2.7 KiB
C++
94 lines
2.7 KiB
C++
//==================================================================================================
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/*
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ROTGEN - Runtime Overlay for Eigen
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Copyright : CODE RECKONS
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SPDX-License-Identifier: BSL-1.0
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*/
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//==================================================================================================
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#include <rotgen/rotgen.hpp>
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#include <Eigen/Dense>
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#include <vector>
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#include <tuple>
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namespace rotgen::tests
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{
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template<typename T> void check_cwise_functions(T const& input)
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{
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using EigenMatrix =
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Eigen::Matrix<typename T::value_type, Eigen::Dynamic, Eigen::Dynamic>;
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using mat_t =
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matrix<typename T::value_type, Dynamic, Dynamic, T::storage_order>;
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TTS_WHEN("Unary Cwise operations")
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{
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EigenMatrix e_ref(input.rows(), input.cols());
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prepare([&](auto r, auto c) { return input(r, c); }, e_ref);
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mat_t ref(input.rows(), input.cols());
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TTS_AND_THEN(".cwiseAbs")
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{
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e_ref = e_ref.cwiseAbs();
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prepare([&](auto r, auto c) { return e_ref(r, c); }, ref);
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TTS_EQUAL(input.cwiseAbs(), ref);
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}
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TTS_AND_THEN(".cwiseAbs2")
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{
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e_ref = e_ref.cwiseAbs2();
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prepare([&](auto r, auto c) { return e_ref(r, c); }, ref);
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TTS_EQUAL(input.cwiseAbs2(), ref);
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}
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TTS_AND_THEN(".cwiseInverse")
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{
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e_ref = e_ref.cwiseInverse();
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prepare([&](auto r, auto c) { return e_ref(r, c); }, ref);
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TTS_EQUAL(input.cwiseInverse(), ref);
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}
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TTS_AND_THEN(".cwiseSqrt")
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{
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e_ref = e_ref.cwiseAbs().cwiseSqrt();
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auto mat = input.cwiseAbs();
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auto proper_input = mat.cwiseSqrt();
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for (rotgen::Index r = 0; r < input.rows(); ++r)
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for (rotgen::Index c = 0; c < input.cols(); ++c)
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TTS_ULP_EQUAL(proper_input(r, c), e_ref(r, c), 1);
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}
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TTS_AND_THEN("abs()")
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{
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e_ref = e_ref.cwiseAbs();
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prepare([&](auto r, auto c) { return e_ref(r, c); }, ref);
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TTS_EQUAL(rotgen::abs(input), ref);
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}
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TTS_AND_THEN("abs2()")
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{
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e_ref = e_ref.cwiseAbs2();
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prepare([&](auto r, auto c) { return e_ref(r, c); }, ref);
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TTS_EQUAL(rotgen::abs2(input), ref);
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}
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TTS_AND_THEN("rec")
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{
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e_ref = e_ref.cwiseInverse();
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prepare([&](auto r, auto c) { return e_ref(r, c); }, ref);
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TTS_EQUAL(rotgen::rec(input), ref);
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}
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TTS_AND_THEN("sqrt")
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{
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e_ref = e_ref.cwiseAbs().cwiseSqrt();
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auto mat = input.cwiseAbs();
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auto proper_input = rotgen::sqrt(mat);
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for (rotgen::Index r = 0; r < input.rows(); ++r)
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for (rotgen::Index c = 0; c < input.cols(); ++c)
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TTS_ULP_EQUAL(proper_input(r, c), e_ref(r, c), 1);
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}
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}
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}
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}
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