cartographer/cartographer/sensor/point_cloud.cc

72 lines
2.3 KiB
C++

/*
* 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 "cartographer/sensor/proto/sensor.pb.h"
#include "cartographer/transform/transform.h"
namespace cartographer {
namespace sensor {
PointCloud TransformPointCloud(const PointCloud& point_cloud,
const transform::Rigid3f& transform) {
PointCloud result;
result.reserve(point_cloud.size());
for (const Eigen::Vector3f& point : point_cloud) {
result.emplace_back(transform * point);
}
return result;
}
TimedPointCloud TransformTimedPointCloud(const TimedPointCloud& point_cloud,
const transform::Rigid3f& transform) {
TimedPointCloud result;
result.reserve(point_cloud.size());
for (const Eigen::Vector4f& point : point_cloud) {
Eigen::Vector4f result_point;
result_point.head<3>() = transform * point.head<3>();
result_point[3] = point[3];
result.emplace_back(result_point);
}
return result;
}
PointCloud CropPointCloud(const PointCloud& point_cloud, const float min_z,
const float max_z) {
PointCloud cropped_point_cloud;
for (const auto& point : point_cloud) {
if (min_z <= point.z() && point.z() <= max_z) {
cropped_point_cloud.push_back(point);
}
}
return cropped_point_cloud;
}
TimedPointCloud CropTimedPointCloud(const TimedPointCloud& point_cloud,
const float min_z, const float max_z) {
TimedPointCloud cropped_point_cloud;
for (const auto& point : point_cloud) {
if (min_z <= point.z() && point.z() <= max_z) {
cropped_point_cloud.push_back(point);
}
}
return cropped_point_cloud;
}
} // namespace sensor
} // namespace cartographer