c7aa4a0afa
* Compound operators were not usable properly. * std::size_t was used in the API in places where Index should have been used.
99 lines
3.3 KiB
C++
99 lines
3.3 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 "unit/tests.hpp"
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#include <array>
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#include <functional>
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template<typename MatrixType> struct MatrixDescriptor
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{
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std::size_t rows, cols;
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std::function<void(MatrixType&, std::size_t, std::size_t)> init_fn;
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};
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template<typename MatrixType, std::size_t N>
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void test_matrix_sizes(
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rotgen::Index rows,
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rotgen::Index cols,
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std::function<void(MatrixType&, std::size_t, std::size_t)> const& init_fn,
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std::array<std::pair<int, int>, N> const& resize_dimensions)
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{
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MatrixType matrix(rows, cols);
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for (rotgen::Index r = 0; r < rows; ++r)
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for (rotgen::Index c = 0; c < cols; ++c) init_fn(matrix, r, c);
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TTS_EQUAL(rotgen::size(matrix), rows * cols);
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for (std::size_t i = 0; i < N; ++i)
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{
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int r = resize_dimensions[i].first;
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int c = resize_dimensions[i].second;
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rotgen::resize(matrix, r, c);
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TTS_EQUAL(rotgen::rows(matrix), r);
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TTS_EQUAL(rotgen::cols(matrix), c);
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TTS_EQUAL(rotgen::size(matrix), r * c);
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}
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rotgen::conservativeResize(matrix, rows, cols);
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TTS_EQUAL(rotgen::size(matrix), rows * cols);
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int i = 1;
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for (rotgen::Index r = 0; r < rows; ++r)
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for (rotgen::Index c = 0; c < cols; ++c) matrix(r, c) = i++;
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rotgen::conservativeResize(matrix, rows + 3, cols + 2);
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TTS_EQUAL(rotgen::size(matrix), (rows + 3) * (cols + 2));
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i = 1;
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for (rotgen::Index r = 0; r < rows; ++r)
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for (rotgen::Index c = 0; c < cols; ++c) TTS_EQUAL(matrix(r, c), i++);
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}
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TTS_CASE("Matrix size-related operations")
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{
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std::vector<MatrixDescriptor<rotgen::matrix<double>>> test_matrices = {
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{3, 3, [](auto& m, std::size_t r, std::size_t c) { m(r, c) = r + c; }},
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{2, 3, [](auto& m, std::size_t r, std::size_t c) { m(r, c) = 0.0; }},
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{2, 7,
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[](auto& m, std::size_t r, std::size_t c) {
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m(r, c) = -r * r * r - c * c - 1.23;
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}},
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{17, 3,
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[](auto& m, std::size_t r, std::size_t c) { m(r, c) = r * c + 0.98; }},
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{1, 1, [](auto& m, std::size_t r, std::size_t c) { m(r, c) = 42.0; }},
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{10, 11,
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[](auto& m, std::size_t r, std::size_t c) { m(r, c) = std::tan(r + c); }},
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{1, 5,
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[](auto& m, std::size_t r, std::size_t c) {
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m(r, c) = -1.5 * r + 2.56 * c + 3.33;
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}},
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{7, 1,
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[](auto& m, std::size_t r, std::size_t c) {
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m(r, c) = (r == c ? 1.0 : 0.0);
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}},
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{0, 0,
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[](auto& m, std::size_t r, std::size_t c) {
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m(r, c) = (r == c ? 1.0 : 0.0);
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}},
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};
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for (auto const& [rows, cols, init_fn] : test_matrices)
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test_matrix_sizes<rotgen::matrix<double>>(rows, cols, init_fn,
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std::array{
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std::pair{1, 2},
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std::pair{11, 17},
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std::pair{4, 5},
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std::pair{9, 1},
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std::pair{3, 8},
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std::pair{22, 0},
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});
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};
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