Sematic-Cartographer/cartographer-master/cartographer/sensor/point_cloud_test.cc

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3.6 KiB
C++
Executable File

/*
* Copyright 2016 The Cartographer Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "cartographer/sensor/point_cloud.h"
#include <cmath>
#include "cartographer/transform/transform.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
namespace cartographer {
namespace sensor {
namespace {
using ::testing::ElementsAre;
using ::testing::FloatNear;
using ::testing::IsEmpty;
TEST(PointCloudTest, TransformPointCloud) {
PointCloud point_cloud;
point_cloud.push_back({{Eigen::Vector3f{0.5f, 0.5f, 1.f}}});
point_cloud.push_back({{Eigen::Vector3f{3.5f, 0.5f, 42.f}}});
const PointCloud transformed_point_cloud = TransformPointCloud(
point_cloud, transform::Embed3D(transform::Rigid2f::Rotation(M_PI_2)));
EXPECT_NEAR(-0.5f, transformed_point_cloud[0].position.x(), 1e-6);
EXPECT_NEAR(0.5f, transformed_point_cloud[0].position.y(), 1e-6);
EXPECT_NEAR(-0.5f, transformed_point_cloud[1].position.x(), 1e-6);
EXPECT_NEAR(3.5f, transformed_point_cloud[1].position.y(), 1e-6);
}
TEST(PointCloudTest, TransformTimedPointCloud) {
TimedPointCloud point_cloud;
point_cloud.push_back({Eigen::Vector3f{0.5f, 0.5f, 1.f}, 0.f});
point_cloud.push_back({Eigen::Vector3f{3.5f, 0.5f, 42.f}, 0.f});
const TimedPointCloud transformed_point_cloud = TransformTimedPointCloud(
point_cloud, transform::Embed3D(transform::Rigid2f::Rotation(M_PI_2)));
EXPECT_NEAR(-0.5f, transformed_point_cloud[0].position.x(), 1e-6);
EXPECT_NEAR(0.5f, transformed_point_cloud[0].position.y(), 1e-6);
EXPECT_NEAR(-0.5f, transformed_point_cloud[1].position.x(), 1e-6);
EXPECT_NEAR(3.5f, transformed_point_cloud[1].position.y(), 1e-6);
}
TEST(PointCloudTest, CopyIf) {
std::vector<RangefinderPoint> points = {
{{0.f, 0.f, 0.f}}, {{1.f, 1.f, 1.f}}, {{2.f, 2.f, 2.f}}};
const PointCloud point_cloud(points);
const PointCloud copied_point_cloud = point_cloud.copy_if(
[&](const RangefinderPoint& point) { return point.position.x() > 0.1f; });
EXPECT_EQ(copied_point_cloud.size(), 2);
EXPECT_THAT(copied_point_cloud.intensities(), IsEmpty());
EXPECT_THAT(copied_point_cloud.points(),
ElementsAre(RangefinderPoint{Eigen::Vector3f{1.f, 1.f, 1.f}},
RangefinderPoint{Eigen::Vector3f{2.f, 2.f, 2.f}}));
}
TEST(PointCloudTest, CopyIfWithIntensities) {
std::vector<RangefinderPoint> points = {
{{0.f, 0.f, 0.f}}, {{1.f, 1.f, 1.f}}, {{2.f, 2.f, 2.f}}};
std::vector<float> intensities = {0.f, 1.f, 2.f};
const PointCloud point_cloud(points, intensities);
const PointCloud copied_point_cloud = point_cloud.copy_if(
[&](const RangefinderPoint& point) { return point.position.x() > 0.1f; });
EXPECT_EQ(copied_point_cloud.size(), 2);
EXPECT_EQ(copied_point_cloud.intensities().size(), 2);
EXPECT_THAT(copied_point_cloud.points(),
ElementsAre(RangefinderPoint{Eigen::Vector3f{1.f, 1.f, 1.f}},
RangefinderPoint{Eigen::Vector3f{2.f, 2.f, 2.f}}));
EXPECT_THAT(copied_point_cloud.intensities(),
ElementsAre(FloatNear(1.f, 1e-6), FloatNear(2.f, 1e-6)));
}
} // namespace
} // namespace sensor
} // namespace cartographer