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fuse -> ROS 2 fuse_models: Port fuse_models #304

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merged 4 commits into from
Jan 14, 2023

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methylDragon
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See: #276

Description

This PR ports the entirety of fuse_models, including:

  • CMakeLists and packages
  • Source code
  • Tests
  • Other stuff like docs are in other PRs.

Pay special attention to the parameter and service namespacing.
In ROS 1 nodehandles were used to attach a node namespace, and then also the plugin's name (as a sub namespace). In the ROS 2 version I prepend the plugin's name, and ignore the node's namespace (since parameters are meant to be local to the node in ROS 2.)


I fixed some bugs in the parameter code (namely a missing empty check), and, perhaps more importantly, I had to shift the service description and generation from fuse_models to fuse_msgs due to:

I needed to shift it because otherwise there wouldn't be a way to generate the appropriate libraries and targets without also masking the core fuse_models library that needs to be generated.

The shift now means every service namespace will be shifted to fuse_msgs instead.

Notes

Pinging @svwilliams for visibility.

@@ -110,7 +110,7 @@ class BatchOptimizer : public Optimizer
BatchOptimizer(
fuse_core::Graph::UniquePtr graph,
const ros::NodeHandle& node_handle = ros::NodeHandle(),
const ros::NodeHandle& private_node_handle = ros::NodeHandle("~"));
const ros::NodeHandle& private_node_handle = ros::NodeHandle(""));
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probably could remove the fuse_optimizers changes from this PR

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###########
## Build ##
###########
add_compile_options(-Wall -Werror)

include_directories(include)
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target_include_directories() used below should be sufficient

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)
target_link_libraries(${PROJECT_NAME}
${catkin_LIBRARIES}
${CERES_LIBRARIES}
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nit, I'd recommend the target name Ceres::ceres instead. It looks like we're already using it in fuse_core.

Ceres::ceres

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${geometry_msgs_TARGETS}
${nav_msgs_TARGETS}
pluginlib::pluginlib
${rclcpp_components_TARGETS}
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I'd recommend against rclcpp_components_TARGETS as it includes the component manager. I think the target to use instead is rclcpp_components::component.

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benchmark_unicycle_2d_state_cost_function
benchmark
${PROJECT_NAME}
${catkin_LIBRARIES}
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nit, remove catkin_LIBRARIES

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benchmark
${PROJECT_NAME}
${catkin_LIBRARIES}
${CERES_LIBRARIES}
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Ceres::ceres

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)
set_target_properties(benchmark_unicycle_2d_state_cost_function
PROPERTIES
CXX_STANDARD 14
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C++ 17

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differential = fuse_core::getParam(interfaces, ns + "differential", differential);
differential = fuse_core::getParam(interfaces, ns + "differential", differential);
differential = fuse_core::getParam(interfaces, ns + "differential", differential);
differential = fuse_core::getParam(interfaces, ns + "differential", differential);
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It looks like all the parameter and variable names got changed to "differential" in this file.

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@methylDragon methylDragon Jan 9, 2023

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pub_options.callback_group = cb_group_;

// NOTE(CH3): We might need to prepend the name here like with the other publishers
// ... But will that cause the subscriptions on the models to fail???
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What name might need to be prepended? I see jointTopicName is already used below.

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@methylDragon methylDragon Jan 9, 2023

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Ah, this comment was about using that joinTopicName call. I had mistakenly thought that the original ROS 1 code didn't use the same sort of private node handle namespacing like the other publishers. Sorry for the noise 😬

Comment removed: https://github.com/locusrobotics/fuse/compare/cfe9352ddd4b3fd14865ff6692b219a6d1336962..136e98e0578314dfc8495257404250aff9cf3199

@methylDragon methylDragon force-pushed the rolling-models branch 11 times, most recently from e633ec1 to 424beef Compare January 10, 2023 12:58
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sloretz commented Jan 10, 2023

@ros-pull-request-builder retest this please!

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sloretz commented Jan 10, 2023

Looks like we'll need tf2_2d released into rolling for the PR job to pass. I'll look into creating a release repo for it.

}
auto srv = std::make_shared<std_srvs::srv::Empty::Request>();
// No need to spin since node is optimizer node, which should be spinning
auto result_future = reset_client_->async_send_request(srv);
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No need to spin but maybe need to wait for the future to complete? result_future->wait(). That would make sure the reset has been processed before the graph is sent below.

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Fixed! 85aa1bc

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I realize we discovered and fixed an issue with this in the fuse_optimizers PR by avoiding blocking in the set_pose service callback, but I'm fine to merge this PR as is and continue the discussion there.

}
auto srv = std::make_shared<std_srvs::srv::Empty::Request>();
// No need to spin since node is optimizer node, which should be spinning
auto result_future = reset_client_->async_send_request(srv);
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Same comment about maybe needing to wait on the result future

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Fixed! 85aa1bc

Signed-off-by: methylDragon <[email protected]>
Signed-off-by: methylDragon <[email protected]>
Signed-off-by: methylDragon <[email protected]>
Signed-off-by: methylDragon <[email protected]>
@sloretz
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sloretz commented Jan 13, 2023

@ros-pull-request-builder retest this please

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Approving knowing that this PR has a bug in graph_ignition and unicycle_2d_ignition that causes the executor to be blocked waiting for the reply to the reset service, because the fix is in the next PR #307

CI fails because tf2_2d needs to be released to Rolling. In the meantime I did colcon build, colcon test locally and I only see linting test failures, which we've also been addressing in follow up PRs.

rolling:osrf> colcon test-result
build/fuse_models/Testing/20230113-2357/Test.xml: 12 tests, 0 errors, 4 failures, 0 skipped
build/fuse_models/test_results/fuse_models/copyright.xunit.xml: 48 tests, 0 errors, 2 failures, 0 skipped
build/fuse_models/test_results/fuse_models/cpplint.xunit.xml: 512 tests, 0 errors, 509 failures, 0 skipped
build/fuse_models/test_results/fuse_models/uncrustify.xunit.xml: 48 tests, 0 errors, 48 failures, 0 skipped
build/fuse_models/test_results/fuse_models/xmllint.xunit.xml: 2 tests, 0 errors, 1 failure, 0 skipped

Summary: 3029 tests, 0 errors, 564 failures, 529 skipped

}
auto srv = std::make_shared<std_srvs::srv::Empty::Request>();
// No need to spin since node is optimizer node, which should be spinning
auto result_future = reset_client_->async_send_request(srv);
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I realize we discovered and fixed an issue with this in the fuse_optimizers PR by avoiding blocking in the set_pose service callback, but I'm fine to merge this PR as is and continue the discussion there.

@methylDragon methylDragon merged commit 5c46265 into locusrobotics:rolling Jan 14, 2023
@methylDragon methylDragon deleted the rolling-models branch January 19, 2023 08:30
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