检查栅格数据过期
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@ -927,10 +927,16 @@ class fu_node : public rclcpp::Node
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{
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if (!enable_obstacle_stop_) return false;
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// 检查栅格数据新鲜度(超过500ms认为数据过期)
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// 检查栅格数据新鲜度(超过3秒认为数据过期)
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auto now = node_clock_->now();
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auto grid_age = (now - last_grid_time_).seconds();
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if (grid_age > 0.5)
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// 如果有有效栅格数据,即使稍微过期也继续使用(只要数据不是太旧)
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if (grid_data_valid_ && grid_age <= 3.0)
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{
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// 数据在3秒内,继续使用现有数据进行障碍物检测
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}
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else if (grid_age > 3.0)
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{
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LOG_WARN("[紧急停车] 栅格数据过期(%.3fs),执行安全停车!", grid_age);
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state_machine_->publish_speed = 0;
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