COSC-4P80-Assignment-2/lib/eigen-3.4.0/unsupported/test/cxx11_tensor_roundings.cpp

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2024-10-21 16:42:03 -04:00
// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2016 Benoit Steiner <benoit.steiner.goog@gmail.com>
//
// 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/.
#include "main.h"
#include <Eigen/CXX11/Tensor>
static void test_float_rounding()
{
Tensor<float, 2> ftensor(20,30);
ftensor = ftensor.random() * 100.f;
Tensor<float, 2> result = ftensor.round();
for (int i = 0; i < 20; ++i) {
for (int j = 0; j < 30; ++j) {
VERIFY_IS_EQUAL(result(i,j), numext::round(ftensor(i,j)));
}
}
}
static void test_float_flooring()
{
Tensor<float, 2> ftensor(20,30);
ftensor = ftensor.random() * 100.f;
Tensor<float, 2> result = ftensor.floor();
for (int i = 0; i < 20; ++i) {
for (int j = 0; j < 30; ++j) {
VERIFY_IS_EQUAL(result(i,j), numext::floor(ftensor(i,j)));
}
}
}
static void test_float_ceiling()
{
Tensor<float, 2> ftensor(20,30);
ftensor = ftensor.random() * 100.f;
Tensor<float, 2> result = ftensor.ceil();
for (int i = 0; i < 20; ++i) {
for (int j = 0; j < 30; ++j) {
VERIFY_IS_EQUAL(result(i,j), numext::ceil(ftensor(i,j)));
}
}
}
EIGEN_DECLARE_TEST(cxx11_tensor_roundings)
{
CALL_SUBTEST(test_float_rounding());
CALL_SUBTEST(test_float_ceiling());
CALL_SUBTEST(test_float_flooring());
}