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https://github.com/swift-project/pilotclient.git
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369 lines
13 KiB
C++
369 lines
13 KiB
C++
/* Copyright (C) 2013
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* swift Project Community / Contributors
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*
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* This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
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* directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
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* including this file, may be copied, modified, propagated, or distributed except according to the terms
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* contained in the LICENSE file.
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*/
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//! \cond PRIVATE
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#ifndef NOMINMAX
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#define NOMINMAX
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#endif
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#include "traffic.h"
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#include "utils.h"
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#include "blackmisc/simulation/interpolator.h"
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#include "blackmisc/simulation/interpolationhints.h"
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#include "blackmisc/simulation/interpolatorlinear.h"
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#include "blackmisc/simulation/remoteaircraftproviderdummy.h"
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#include "XPMPMultiplayer.h"
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#include <XPLM/XPLMProcessing.h>
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#include <XPLM/XPLMUtilities.h>
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#include <QDateTime>
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#include <QStringList>
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#include <cstring>
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#include <cmath>
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namespace XBus
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{
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CTraffic::Plane::Plane(void *id_, QString callsign_, QString aircraftIcao_, QString airlineIcao_, QString livery_)
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: id(id_), callsign(callsign_), aircraftIcao(aircraftIcao_), airlineIcao(airlineIcao_), livery(livery_)
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{
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std::memset(static_cast<void*>(&surfaces), 0, sizeof(surfaces));
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surfaces.lights.bcnLights = surfaces.lights.landLights = surfaces.lights.navLights = surfaces.lights.strbLights = 1;
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surfaces.size = sizeof(surfaces);
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xpdr.size = sizeof(xpdr);
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std::strncpy(label, qPrintable(callsign), sizeof(label));
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surfaces.lights.timeOffset = static_cast<quint16>(qrand() % 0xffff);
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}
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CTraffic::CTraffic(QObject *parent) :
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QObject(parent),
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m_interpolator(new BlackMisc::Simulation::CInterpolatorLinear(new BlackMisc::Simulation::CRemoteAircraftProviderDummy(this), this))
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{
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}
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CTraffic::~CTraffic()
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{
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cleanup();
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}
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bool s_legacyDataOK = true;
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void CTraffic::initLegacyData()
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{
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initXPlanePath();
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auto dir = g_xplanePath + "Resources" + g_sep + "plugins" + g_sep + "xbus" + g_sep + "LegacyData" + g_sep;
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auto err = XPMPMultiplayerInitLegacyData(qPrintable(dir + "CSL"), qPrintable(dir + "related.txt"),
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qPrintable(dir + "lights.png"), qPrintable(dir + "Doc8643.txt"), "C172", preferences, preferences);
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if (*err) { s_legacyDataOK = false; }
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}
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bool CTraffic::initialize()
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{
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if (! s_legacyDataOK) { return false; }
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auto err = XPMPMultiplayerInit(preferences, preferences);
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if (*err) { cleanup(); return false; }
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m_initialized = true;
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err = XPMPMultiplayerEnable();
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if (*err) { cleanup(); return false; }
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m_enabled = true;
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XPMPLoadPlanesIfNecessary();
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return true;
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}
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void CTraffic::cleanup()
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{
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removeAllPlanes();
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if (m_enabled)
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{
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m_enabled = false;
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XPMPMultiplayerDisable();
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}
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if (m_initialized)
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{
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m_initialized = false;
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XPMPMultiplayerCleanup();
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}
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}
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int g_maxPlanes = 100;
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float g_drawDistance = 50.0f;
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int CTraffic::preferences(const char *section, const char *name, int def)
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{
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if (strcmp(section, "planes") == 0 && strcmp(name, "max_full_count") == 0)
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{
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return g_maxPlanes;
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}
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return def;
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}
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float CTraffic::preferences(const char *section, const char *name, float def)
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{
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if (strcmp(section, "planes") == 0 && strcmp(name, "full_distance") == 0)
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{
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return g_drawDistance;
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}
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return def;
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}
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bool CTraffic::loadPlanesPackage(const QString &path)
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{
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initXPlanePath();
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auto dir = g_xplanePath + "Resources" + g_sep + "plugins" + g_sep + "xbus" + g_sep + "LegacyData" + g_sep;
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auto err = XPMPLoadCSLPackage(qPrintable(path), qPrintable(dir + "related.txt"), qPrintable(dir + "Doc8643.txt"));
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if (*err) { return false; }
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return true;
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}
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void CTraffic::setDefaultIcao(const QString &defaultIcao)
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{
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XPMPSetDefaultPlaneICAO(qPrintable(defaultIcao));
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}
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void CTraffic::setDrawingLabels(bool drawing)
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{
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if (drawing)
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{
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XPMPEnableAircraftLabels();
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}
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else
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{
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XPMPDisableAircraftLabels();
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}
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}
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bool CTraffic::isDrawingLabels() const
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{
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return XPMPDrawingAircraftLabels();
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}
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void CTraffic::updateInstalledModels()
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{
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int numberOfModels = XPMPGetNumberOfInstalledModels();
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QStringList modelNames;
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QStringList icaos;
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QStringList airlines;
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QStringList liveries;
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for (int i = 0; i < numberOfModels; ++i)
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{
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const char *modelName = nullptr;
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const char *icao = nullptr;
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const char *airline = nullptr;
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const char *livery = nullptr;
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XPMPGetModelInfo(i, &modelName, &icao, &airline, &livery);
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modelNames.append(QString::fromLocal8Bit(modelName));
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icaos.append(QString::fromLocal8Bit(icao));
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airlines.append(QString::fromLocal8Bit(airline));
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liveries.append(QString::fromLocal8Bit(livery));
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}
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emit installedModelsUpdated(modelNames, icaos, airlines, liveries);
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}
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void CTraffic::setMaxPlanes(int planes)
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{
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g_maxPlanes = planes;
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}
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void CTraffic::setMaxDrawDistance(double nauticalMiles)
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{
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g_drawDistance = static_cast<float>(nauticalMiles);
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}
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void CTraffic::addPlane(const QString &callsign, const QString &modelName, const QString &aircraftIcao, const QString &airlineIcao, const QString &livery)
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{
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XPMPPlaneID id = nullptr;
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if (modelName.isEmpty())
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{
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id = XPMPCreatePlane(qPrintable(aircraftIcao), qPrintable(airlineIcao), qPrintable(livery), getPlaneData, static_cast<void *>(this));
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}
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else
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{
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id = XPMPCreatePlaneWithModelName(qPrintable(modelName), qPrintable(aircraftIcao), qPrintable(airlineIcao), qPrintable(livery), getPlaneData, static_cast<void *>(this));
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}
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if (id)
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{
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auto plane = new Plane(id, callsign, aircraftIcao, airlineIcao, livery);
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m_planesByCallsign[callsign] = plane;
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m_planesById[id] = plane;
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}
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}
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void CTraffic::removePlane(const QString &callsign)
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{
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auto plane = m_planesByCallsign.value(callsign, nullptr);
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if (plane)
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{
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m_planesByCallsign.remove(callsign);
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m_planesById.remove(plane->id);
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XPMPDestroyPlane(plane->id);
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delete plane;
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}
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}
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void CTraffic::removeAllPlanes()
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{
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for (auto plane : m_planesByCallsign)
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{
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XPMPDestroyPlane(plane->id);
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delete plane;
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}
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m_planesByCallsign.clear();
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m_planesById.clear();
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}
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void CTraffic::addPlanePosition(const QString &callsign, double latitude, double longitude, double altitude, double pitch, double roll, double heading, qint64 relativeTime)
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{
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const auto plane = m_planesByCallsign.value(callsign, nullptr);
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if (plane)
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{
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using namespace BlackMisc::PhysicalQuantities;
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using namespace BlackMisc::Aviation;
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constexpr int maxSituationCount = 6;
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plane->situations.push_frontMaxElements(
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{
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callsign,
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BlackMisc::Geo::CCoordinateGeodetic(latitude, longitude, altitude),
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CHeading(heading, CHeading::True, CAngleUnit::deg()),
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CAngle(pitch, CAngleUnit::deg()),
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CAngle(roll, CAngleUnit::deg()),
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CSpeed(0, CSpeedUnit::kts())
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}, maxSituationCount);
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plane->situations.front().setMSecsSinceEpoch(relativeTime + QDateTime::currentMSecsSinceEpoch());
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}
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}
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void CTraffic::setPlaneSurfaces(const QString &callsign, double gear, double flap, double spoiler, double speedBrake, double slat, double wingSweep, double thrust,
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double elevator, double rudder, double aileron, bool landLight, bool beaconLight, bool strobeLight, bool navLight, int lightPattern)
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{
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const auto plane = m_planesByCallsign.value(callsign, nullptr);
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if (plane)
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{
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plane->hasSurfaces = true;
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plane->surfaces.gearPosition = gear;
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plane->surfaces.flapRatio = flap;
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plane->surfaces.spoilerRatio = spoiler;
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plane->surfaces.speedBrakeRatio = speedBrake;
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plane->surfaces.slatRatio = slat;
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plane->surfaces.wingSweep = wingSweep;
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plane->surfaces.thrust = thrust;
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plane->surfaces.yokePitch = elevator;
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plane->surfaces.yokeHeading = rudder;
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plane->surfaces.yokeRoll = aileron;
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plane->surfaces.lights.landLights = landLight;
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plane->surfaces.lights.bcnLights = beaconLight;
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plane->surfaces.lights.strbLights = strobeLight;
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plane->surfaces.lights.navLights = navLight;
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plane->surfaces.lights.flashPattern = lightPattern;
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}
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}
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void CTraffic::setPlaneTransponder(const QString &callsign, int code, bool modeC, bool ident)
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{
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const auto plane = m_planesByCallsign.value(callsign, nullptr);
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if (plane)
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{
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plane->hasXpdr = true;
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plane->xpdr.code = code;
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if (ident) { plane->xpdr.mode = xpmpTransponderMode_ModeC_Ident; }
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else if (modeC) { plane->xpdr.mode = xpmpTransponderMode_ModeC; }
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else { plane->xpdr.mode = xpmpTransponderMode_Standby; }
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}
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}
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//! memcmp function which ignores the header ("size" member) and compares only the payload (the rest of the struct)
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template <typename T>
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int memcmpPayload(T *dst, T *src)
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{
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return std::memcmp(reinterpret_cast<char *>(dst) + sizeof(dst->size),
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reinterpret_cast<char *>(src) + sizeof(src->size),
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sizeof(*dst) - sizeof(dst->size));
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}
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int CTraffic::getPlaneData(void *id, int dataType, void *io_data)
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{
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auto plane = m_planesById.value(id, nullptr);
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if (! plane) { return xpmpData_Unavailable; }
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switch (dataType)
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{
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case xpmpDataType_Position:
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{
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BlackMisc::Simulation::IInterpolator::InterpolationStatus status;
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const BlackMisc::Simulation::CInterpolationHints hints;
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auto situation = m_interpolator->getInterpolatedSituation(plane->situations, -1, hints, status);
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if (! status.didInterpolationSucceed()) { return xpmpData_Unavailable; }
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if (! status.hasChangedPosition()) { return xpmpData_Unchanged; }
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using namespace BlackMisc::PhysicalQuantities;
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using namespace BlackMisc::Aviation;
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const auto io_position = static_cast<XPMPPlanePosition_t *>(io_data);
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io_position->lat = situation.latitude().value(CAngleUnit::deg());
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io_position->lon = situation.longitude().value(CAngleUnit::deg());
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io_position->elevation = situation.getAltitude().value(CLengthUnit::ft());
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io_position->pitch = static_cast<float>(situation.getPitch().value(CAngleUnit::deg()));
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io_position->roll = static_cast<float>(situation.getBank().value(CAngleUnit::deg()));
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io_position->heading = static_cast<float>(situation.getHeading().value(CAngleUnit::deg()));
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std::strncpy(io_position->label, plane->label, sizeof(plane->label)); // fixme don't need to copy on every frame
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return xpmpData_NewData;
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}
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case xpmpDataType_Surfaces:
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if (plane->hasSurfaces)
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{
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const auto io_surfaces = static_cast<XPMPPlaneSurfaces_t *>(io_data);
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if (memcmpPayload(io_surfaces, &plane->surfaces))
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{
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std::memcpy(io_surfaces, &plane->surfaces, sizeof(*io_surfaces));
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return xpmpData_NewData;
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}
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else { return xpmpData_Unchanged; }
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}
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else
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{
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// hack because we need to provide xpmp_LightStatus::timeOffset even if we don't have surfaces
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const auto io_surfaces = static_cast<XPMPPlaneSurfaces_t *>(io_data);
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std::memcpy(io_surfaces, &plane->surfaces, sizeof(*io_surfaces));
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plane->hasSurfaces = true;
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return xpmpData_NewData;
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}
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case xpmpDataType_Radar:
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if (plane->hasXpdr)
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{
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const auto io_xpdr = static_cast<XPMPPlaneRadar_t *>(io_data);
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if (memcmpPayload(io_xpdr, &plane->xpdr))
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{
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std::memcpy(io_xpdr, &plane->xpdr, sizeof(*io_xpdr));
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return xpmpData_NewData;
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}
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else { return xpmpData_Unchanged; }
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}
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else { return xpmpData_Unavailable; }
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default: return xpmpData_Unavailable;
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}
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}
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}
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//! \endcond
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