62 lines
2.0 KiB
C++
62 lines
2.0 KiB
C++
/*
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* Copyright 2018 The Cartographer Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "cartographer/mapping/pose_extrapolator_interface.h"
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#include "cartographer/common/time.h"
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#include "cartographer/mapping/pose_extrapolator.h"
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namespace cartographer {
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namespace mapping {
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namespace {
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proto::ConstantVelocityPoseExtrapolatorOptions
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CreateConstantVelocityPoseExtrapolatorOptions(
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common::LuaParameterDictionary* const parameter_dictionary) {
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proto::ConstantVelocityPoseExtrapolatorOptions options;
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options.set_pose_queue_duration(
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parameter_dictionary->GetDouble("pose_queue_duration"));
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options.set_imu_gravity_time_constant(
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parameter_dictionary->GetDouble("imu_gravity_time_constant"));
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return options;
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}
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}
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proto::PoseExtrapolatorOptions CreatePoseExtrapolatorOptions(
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common::LuaParameterDictionary* const parameter_dictionary) {
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proto::PoseExtrapolatorOptions options;
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*options.mutable_constant_velocity() =
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CreateConstantVelocityPoseExtrapolatorOptions(
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parameter_dictionary->GetDictionary("constant_velocity").get());
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return options;
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}
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std::unique_ptr<PoseExtrapolatorInterface>
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PoseExtrapolatorInterface::CreateWithImuData(
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const proto::PoseExtrapolatorOptions& options,
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const std::vector<sensor::ImuData>& imu_data) {
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CHECK(!imu_data.empty());
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return PoseExtrapolator::InitializeWithImu(
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common::FromSeconds(options.constant_velocity().pose_queue_duration()),
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options.constant_velocity().imu_gravity_time_constant(),
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imu_data.back());
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}
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}
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}
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