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feat(intersection): check path margin for overshoot vehicles on red light (#5394) #1056

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Dec 7, 2023
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Original file line number Diff line number Diff line change
Expand Up @@ -55,6 +55,8 @@
object_dist_to_stopline: 10.0 # [m]
ignore_on_amber_traffic_light:
object_expected_deceleration: 2.0 # [m/ss]
ignore_on_red_traffic_light:
object_margin_to_path: 2.0

occlusion:
enable: false
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -229,6 +229,12 @@ visualization_msgs::msg::MarkerArray IntersectionModule::createDebugMarkerArray(
debug_data_.amber_ignore_targets, "amber_ignore_targets", module_id_, now, 0.0, 1.0, 0.0),
&debug_marker_array, now);

appendMarkerArray(
debug::createObjectsMarkerArray(
debug_data_.red_overshoot_ignore_targets, "red_overshoot_ignore_targets", module_id_, now,
0.0, 1.0, 0.0),
&debug_marker_array, now);

appendMarkerArray(
debug::createObjectsMarkerArray(
debug_data_.stuck_targets, "stuck_targets", module_id_, now, 0.99, 0.99, 0.2),
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -139,6 +139,9 @@ IntersectionModuleManager::IntersectionModuleManager(rclcpp::Node & node)
ip.collision_detection.ignore_on_amber_traffic_light.object_expected_deceleration =
getOrDeclareParameter<double>(
node, ns + ".collision_detection.ignore_on_amber_traffic_light.object_expected_deceleration");
ip.collision_detection.ignore_on_red_traffic_light.object_margin_to_path =
getOrDeclareParameter<double>(
node, ns + ".collision_detection.ignore_on_red_traffic_light.object_margin_to_path");

ip.occlusion.enable = getOrDeclareParameter<bool>(node, ns + ".occlusion.enable");
ip.occlusion.occlusion_attention_area_length =
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -30,6 +30,7 @@
#include <boost/geometry/algorithms/intersection.hpp>

#include <lanelet2_core/geometry/LineString.h>
#include <lanelet2_core/geometry/Point.h>
#include <lanelet2_core/geometry/Polygon.h>
#include <lanelet2_core/primitives/BasicRegulatoryElements.h>
#include <lanelet2_core/primitives/LineString.h>
Expand Down Expand Up @@ -1466,18 +1467,64 @@ bool IntersectionModule::checkCollision(
.object_expected_deceleration));
return dist_to_stop_line > braking_distance;
};

const auto isTolerableOvershoot = [&](const util::TargetObject & target_object) {
if (
!target_object.attention_lanelet || !target_object.dist_to_stop_line ||
!target_object.stop_line) {
return false;
}
const double dist_to_stop_line = target_object.dist_to_stop_line.value();
const double v = target_object.object.kinematics.initial_twist_with_covariance.twist.linear.x;
const double braking_distance =
v * v /
(2.0 * std::fabs(planner_param_.collision_detection.ignore_on_amber_traffic_light
.object_expected_deceleration));
if (dist_to_stop_line > braking_distance) {
return false;
}
const auto stopline_front = target_object.stop_line.value().front();
const auto stopline_back = target_object.stop_line.value().back();
tier4_autoware_utils::LineString2d object_line;
object_line.emplace_back(
(stopline_front.x() + stopline_back.x()) / 2.0,
(stopline_front.y() + stopline_back.y()) / 2.0);
const auto stopline_mid = object_line.front();
const auto endpoint = target_object.attention_lanelet.value().centerline().back();
object_line.emplace_back(endpoint.x(), endpoint.y());
std::vector<tier4_autoware_utils::Point2d> intersections;
bg::intersection(object_line, ego_lane.centerline2d().basicLineString(), intersections);
if (intersections.empty()) {
return false;
}
const auto collision_point = intersections.front();
// distance from object expected stop position to collision point
const double stopline_to_object = -1.0 * dist_to_stop_line + braking_distance;
const double stopline_to_collision =
std::hypot(collision_point.x() - stopline_mid.x(), collision_point.y() - stopline_mid.y());
const double object2collision = stopline_to_collision - stopline_to_object;
const double margin =
planner_param_.collision_detection.ignore_on_red_traffic_light.object_margin_to_path;
return (object2collision > margin) || (object2collision < 0);
};
// check collision between predicted_path and ego_area
bool collision_detected = false;
for (const auto & target_object : target_objects->all) {
const auto & object = target_object.object;
// If the vehicle is expected to stop before their stopline, ignore
const bool expected_to_stop_before_stopline = expectedToStopBeforeStopLine(target_object);
if (
traffic_prioritized_level == util::TrafficPrioritizedLevel::PARTIALLY_PRIORITIZED &&
expectedToStopBeforeStopLine(target_object)) {
expected_to_stop_before_stopline) {
debug_data_.amber_ignore_targets.objects.push_back(object);
continue;
}
const bool is_tolerable_overshoot = isTolerableOvershoot(target_object);
if (
traffic_prioritized_level == util::TrafficPrioritizedLevel::FULLY_PRIORITIZED &&
!expected_to_stop_before_stopline && is_tolerable_overshoot) {
debug_data_.red_overshoot_ignore_targets.objects.push_back(object);
continue;
}
for (const auto & predicted_path : object.kinematics.predicted_paths) {
if (
predicted_path.confidence <
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -118,6 +118,10 @@ class IntersectionModule : public SceneModuleInterface
{
double object_expected_deceleration;
} ignore_on_amber_traffic_light;
struct IgnoreOnRedTrafficLight
{
double object_margin_to_path;
} ignore_on_red_traffic_light;
} collision_detection;
struct Occlusion
{
Expand Down
11 changes: 9 additions & 2 deletions planning/behavior_velocity_intersection_module/src/util.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -840,9 +840,16 @@ IntersectionLanelets getObjectiveLanelets(
result.attention_stop_lines_.push_back(stop_line);
}
result.attention_non_preceding_ = std::move(detection_lanelets);
// TODO(Mamoru Sobue): find stop lines for attention_non_preceding_ if needed
for (unsigned i = 0; i < result.attention_non_preceding_.size(); ++i) {
result.attention_non_preceding_stop_lines_.push_back(std::nullopt);
std::optional<lanelet::ConstLineString3d> stop_line = std::nullopt;
const auto & ll = result.attention_non_preceding_.at(i);
const auto traffic_lights = ll.regulatoryElementsAs<lanelet::TrafficLight>();
for (const auto & traffic_light : traffic_lights) {
const auto stop_line_opt = traffic_light->stopLine();
if (!stop_line_opt) continue;
stop_line = stop_line_opt.get();
}
result.attention_non_preceding_stop_lines_.push_back(stop_line);
}
result.conflicting_ = std::move(conflicting_ex_ego_lanelets);
result.adjacent_ = planning_utils::getConstLaneletsFromIds(lanelet_map_ptr, associative_ids);
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,7 @@ struct DebugData
std::vector<geometry_msgs::msg::Polygon> candidate_collision_object_polygons;
autoware_auto_perception_msgs::msg::PredictedObjects conflicting_targets;
autoware_auto_perception_msgs::msg::PredictedObjects amber_ignore_targets;
autoware_auto_perception_msgs::msg::PredictedObjects red_overshoot_ignore_targets;
autoware_auto_perception_msgs::msg::PredictedObjects stuck_targets;
autoware_auto_perception_msgs::msg::PredictedObjects yield_stuck_targets;
std::vector<geometry_msgs::msg::Polygon> occlusion_polygons;
Expand Down
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