Sematic-Cartographer/cartographer-master/cartographer/mapping/trajectory_node.h

82 lines
2.5 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.
*/
#ifndef CARTOGRAPHER_MAPPING_TRAJECTORY_NODE_H_
#define CARTOGRAPHER_MAPPING_TRAJECTORY_NODE_H_
#include <memory>
#include <vector>
#include "Eigen/Core"
#include "absl/types/optional.h"
#include "cartographer/common/time.h"
#include "cartographer/mapping/proto/trajectory_node_data.pb.h"
#include "cartographer/sensor/range_data.h"
#include "cartographer/transform/rigid_transform.h"
namespace cartographer {
namespace mapping {
struct TrajectoryNodePose {
struct ConstantPoseData {
common::Time time;
transform::Rigid3d local_pose;
};
// The node pose in the global SLAM frame.
transform::Rigid3d global_pose;
absl::optional<ConstantPoseData> constant_pose_data;
};
struct TrajectoryNode {
struct Data {
common::Time time;
// Transform to approximately gravity align the tracking frame as
// determined by local SLAM.
Eigen::Quaterniond gravity_alignment;
// Used for loop closure in 2D: voxel filtered returns in the
// 'gravity_alignment' frame.
sensor::PointCloud filtered_gravity_aligned_point_cloud;
// Used for loop closure in 3D.
sensor::PointCloud high_resolution_point_cloud;
sensor::PointCloud low_resolution_point_cloud;
Eigen::VectorXf rotational_scan_matcher_histogram;
// The node pose in the local SLAM frame.
transform::Rigid3d local_pose;
};
common::Time time() const { return constant_data->time; }
// This must be a shared_ptr. If the data is used for visualization while the
// node is being trimmed, it must survive until all use finishes.
std::shared_ptr<const Data> constant_data;
// The node pose in the global SLAM frame.
transform::Rigid3d global_pose;
};
proto::TrajectoryNodeData ToProto(const TrajectoryNode::Data& constant_data);
TrajectoryNode::Data FromProto(const proto::TrajectoryNodeData& proto);
} // namespace mapping
} // namespace cartographer
#endif // CARTOGRAPHER_MAPPING_TRAJECTORY_NODE_H_