sm-cli-info.cpp

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/*+-------------------------------------------------------------------------+
  |                       MultiVehicle simulator (libmvsim)                 |
  |                                                                         |
  | Copyright (C) 2014-2023  Jose Luis Blanco Claraco                       |
  | Copyright (C) 2017  Borys Tymchenko (Odessa Polytechnic University)     |
  | Distributed under 3-clause BSD License                                  |
  |   See COPYING                                                           |
  +-------------------------------------------------------------------------+ */
 
#include <mrpt/core/exceptions.h>
#include <mrpt/maps/CSimpleMap.h>
#include <mrpt/math/TBoundingBox.h>
#include <mrpt/system/filesystem.h>
 
#include "sm-cli.h"
 
static int printCommandsInfo(bool showErrorMsg);
 
int commandInfo()
{
    const auto& lstCmds = cli->argCmd.getValue();
    if (cli->argHelp.isSet()) return printCommandsInfo(false);
    if (lstCmds.size() != 2) return printCommandsInfo(true);
 
    // Take second unlabeled argument:
    const std::string file = lstCmds.at(1);
 
    const mrpt::maps::CSimpleMap sm = read_input_sm_from_cli(file);
 
    // estimate path bounding box:
    auto                                   bbox     = mrpt::math::TBoundingBox::PlusMinusInfinity();
    bool                                   hasTwist = false;
    std::optional<mrpt::Clock::time_point> timeMin, timeMax;
 
    std::map<std::string, std::string> obsTypes;
    std::map<std::string, size_t>      obsCount;
 
    for (const auto& [pose, sf, twist] : sm)
    {
        if (twist.has_value()) hasTwist = true;
 
        const auto p = pose->getMeanVal().asTPose();
        bbox.updateWithPoint(p.translation());
 
        if (!sf) continue;
 
        for (const auto& o : *sf)
        {
            ASSERT_(o);
            auto t = o->getTimeStamp();
            if (!timeMin || t < *timeMin) timeMin = t;
            if (!timeMax || t > *timeMax) timeMax = t;
 
            obsTypes[o->sensorLabel] = o->GetRuntimeClass()->className;
            obsCount[o->sensorLabel]++;
        }
    }
 
    const auto sizeBytes = mrpt::system::getFileSize(file);
 
    std::cout << "\n";
    std::cout << "size_bytes:           " << sizeBytes << "\n";
    std::cout << "keyframe_count:       " << sm.size() << "\n";
    std::cout << "has_twist:            " << (hasTwist ? "true" : "false") << "\n";
    std::cout << "kf_bounding_box_min:  " << bbox.min.asString() << "\n";
    std::cout << "kf_bounding_box_max:  " << bbox.max.asString() << "\n";
    std::cout << "kf_bounding_box_span: " << (bbox.max - bbox.min).asString() << "\n";
    std::cout << "timestamp_first_utc:  "
              << (timeMin ? mrpt::system::dateTimeToString(*timeMin) : "None") << "\n";
    std::cout << "timestamp_last_utc:   "
              << (timeMax ? mrpt::system::dateTimeToString(*timeMax) : "None") << "\n";
    std::cout << "timestamp_span:       "
              << ((timeMin && timeMax) ? mrpt::system::formatTimeInterval(
                                             mrpt::system::timeDifference(*timeMax, *timeMin))
                                       : "None")
              << "\n";
    std::cout << "observations:\n";
 
    for (const auto& [label, type] : obsTypes)
    {
        std::cout << "  - label: '" << label << "'\n";
        std::cout << "    class: '" << type << "'\n";
        std::cout << "    count: " << obsCount[label] << "\n";
    }
 
    return 0;
}
 
int printCommandsInfo(bool showErrorMsg)
{
    if (showErrorMsg)
    {
        setConsoleErrorColor();
        std::cerr << "Error: missing or unknown subcommand.\n";
        setConsoleNormalColor();
    }
 
    fprintf(
        stderr,
        R"XXX(Usage:
 
    sm-cli info <filename.simplemap>  Loads and analyze the given map
 
)XXX");
 
    return showErrorMsg ? 1 : 0;
}