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flightgear/src/AIModel/submodel.cxx

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// submodel.cxx - models a releasable submodel.
// Written by Dave Culp, started Aug 2004
// With major additions by Vivian Meaaza 2004 - 2007
//
// This file is in the Public Domain and comes with no warranty.
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "submodel.hxx"
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#include <simgear/structure/exception.hxx>
#include <simgear/misc/sg_path.hxx>
#include <simgear/math/sg_geodesy.hxx>
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#include <Main/fg_props.hxx>
#include <Main/util.hxx>
#include "AIBase.hxx"
#include "AIManager.hxx"
#include "AIBallistic.hxx"
const double FGSubmodelMgr::lbs_to_slugs = 0.031080950172;
FGSubmodelMgr::FGSubmodelMgr()
{
x_offset = y_offset = 0.0;
z_offset = -4.0;
pitch_offset = 2.0;
yaw_offset = 0.0;
out[0] = out[1] = out[2] = 0;
in[3] = out[3] = 1;
string contents_node;
contrail_altitude = 30000;
_count = 0;
}
FGSubmodelMgr::~FGSubmodelMgr()
{
}
void FGSubmodelMgr::init()
{
index = 0;
_serviceable_node = fgGetNode("/sim/submodels/serviceable", true);
_serviceable_node->setBoolValue(true);
_user_lat_node = fgGetNode("/position/latitude-deg", true);
_user_lon_node = fgGetNode("/position/longitude-deg", true);
_user_alt_node = fgGetNode("/position/altitude-ft", true);
_user_heading_node = fgGetNode("/orientation/heading-deg", true);
_user_pitch_node = fgGetNode("/orientation/pitch-deg", true);
_user_roll_node = fgGetNode("/orientation/roll-deg", true);
_user_yaw_node = fgGetNode("/orientation/yaw-deg", true);
_user_alpha_node = fgGetNode("/orientation/alpha-deg", true);
_user_speed_node = fgGetNode("/velocities/uBody-fps", true);
_user_wind_from_east_node = fgGetNode("/environment/wind-from-east-fps", true);
_user_wind_from_north_node = fgGetNode("/environment/wind-from-north-fps", true);
_user_speed_down_fps_node = fgGetNode("/velocities/speed-down-fps", true);
_user_speed_east_fps_node = fgGetNode("/velocities/speed-east-fps", true);
_user_speed_north_fps_node = fgGetNode("/velocities/speed-north-fps", true);
_contrail_altitude_node = fgGetNode("/environment/params/contrail-altitude", true);
contrail_altitude = _contrail_altitude_node->getDoubleValue();
_contrail_trigger = fgGetNode("ai/submodels/contrails", true);
_contrail_trigger->setBoolValue(false);
ai = (FGAIManager*)globals->get_subsystem("ai_model");
load();
}
void FGSubmodelMgr::postinit() {
// postinit, so that the AI list is populated
loadAI();
loadSubmodels();
//TODO reload submodels if an MP ac joins
}
void FGSubmodelMgr::bind()
{}
void FGSubmodelMgr::unbind()
{
submodel_iterator = submodels.begin();
while (submodel_iterator != submodels.end()) {
(*submodel_iterator)->prop->untie("count");
++submodel_iterator;
}
}
void FGSubmodelMgr::update(double dt)
{
if (!_serviceable_node->getBoolValue())
return;
_impact = false;
_hit = false;
// check if the submodel hit an object or terrain
sm_list = ai->get_ai_list();
sm_list_iterator sm_list_itr = sm_list.begin();
sm_list_iterator end = sm_list.end();
for (; sm_list_itr != end; ++sm_list_itr) {
_impact = (*sm_list_itr)->_getImpactData();
_hit = (*sm_list_itr)->_getCollisionData();
int parent_subID = (*sm_list_itr)->_getSubID();
if ( parent_subID == 0) // this entry in the list has no associated submodel
continue; // so we can continue
if (_impact || _hit) {
SG_LOG(SG_GENERAL, SG_ALERT, "Submodel: Impact " << _impact << " hit! " << _hit );
submodel_iterator = submodels.begin();
while (submodel_iterator != submodels.end()) {
int child_ID = (*submodel_iterator)->id;
cout << "Impact: parent SubID " << parent_subID << " child_ID " << child_ID << endl;
if ( parent_subID == child_ID ) {
_parent_lat = (*sm_list_itr)->_getImpactLat();
_parent_lon = (*sm_list_itr)->_getImpactLon();
_parent_elev = (*sm_list_itr)->_getImpactElevFt();
_parent_hdg = (*sm_list_itr)->_getImpactHdg();
_parent_pitch = (*sm_list_itr)->_getImpactPitch();
_parent_roll = (*sm_list_itr)->_getImpactRoll();
_parent_speed = (*sm_list_itr)->_getImpactSpeed();
(*submodel_iterator)->first_time = true;
if (release(*submodel_iterator, dt))
(*sm_list_itr)->setDie(true);
}
++submodel_iterator;
}
}
}
_contrail_trigger->setBoolValue(_user_alt_node->getDoubleValue() > contrail_altitude);
bool in_range = true;
bool trigger = false;
int i = -1;
submodel_iterator = submodels.begin();
while (submodel_iterator != submodels.end()) {
i++;
in_range = true;
SG_LOG(SG_GENERAL, SG_DEBUG,
"Submodels: " << (*submodel_iterator)->id
<< " name " << (*submodel_iterator)->name
<< " in range " << in_range
);
if ((*submodel_iterator)->trigger_node != 0) {
_trigger_node = (*submodel_iterator)->trigger_node;
trigger = _trigger_node->getBoolValue();
//cout << "trigger node found " << trigger << endl;
} else {
trigger = true;
//cout << (*submodel_iterator)->name << "trigger node not found " << trigger << endl;
}
if (trigger) {
int id = (*submodel_iterator)->id;
string name = (*submodel_iterator)->name;
// don't release submodels from AI Objects if they are
// too far away to be seen. id 0 is not an AI model,
// so we can skip the whole process
sm_list_iterator sm_list_itr = sm_list.begin();
sm_list_iterator end = sm_list.end();
while (sm_list_itr != end) {
if (id == 0) {
SG_LOG(SG_GENERAL, SG_DEBUG,
"Submodels: continuing: " << id << " name " << name );
in_range = true;
++sm_list_itr;
continue;
}
int parent_id = (*submodel_iterator)->id;
if (parent_id == id) {
double parent_lat = (*sm_list_itr)->_getLatitude();
double parent_lon = (*sm_list_itr)->_getLongitude();
double own_lat = _user_lat_node->getDoubleValue();
double own_lon = _user_lon_node->getDoubleValue();
double range_nm = getRange(parent_lat, parent_lon, own_lat, own_lon);
// cout << "parent " << parent_id << ", "<< parent_lat << ", " << parent_lon << endl;
//cout << "own " << own_lat << ", " << own_lon << " range " << range_nm << endl;
if (range_nm > 15) {
SG_LOG(SG_GENERAL, SG_DEBUG,
"Submodels: skipping release: " << id);
in_range = false;
}
}
++sm_list_itr;
} // end while
SG_LOG(SG_GENERAL, SG_DEBUG,
"Submodels end: " << (*submodel_iterator)->id
<< " name " << (*submodel_iterator)->name
<< " count " << (*submodel_iterator)->count
<< " in range " << in_range
);
if ((*submodel_iterator)->count != 0 && in_range)
release(*submodel_iterator, dt);
} else
(*submodel_iterator)->first_time = true;
++submodel_iterator;
} // end while
}
bool FGSubmodelMgr::release(submodel *sm, double dt)
{
//cout << "release id " << sm->id << " name " << sm->name
//<< " first time " << sm->first_time << " repeat " << (*sm)->repeat <<
// endl;
// only run if first time or repeat is set to true
if (!sm->first_time && !sm->repeat) {
//cout<< "not first time " << sm->first_time<< " repeat " << sm->repeat <<endl;
return false;
}
sm->timer += dt;
if (sm->timer < sm->delay) {
//cout << "not yet: timer" << sm->timer << " delay " << sm->delay<< endl;
return false;
}
sm->timer = 0.0;
if (sm->first_time) {
dt = 0.0;
sm->first_time = false;
}
transform(sm); // calculate submodel's initial conditions in world-coordinates
FGAIBallistic* ballist = new FGAIBallistic;
ballist->setPath(sm->model.c_str());
ballist->setLatitude(IC.lat);
ballist->setLongitude(IC.lon);
ballist->setAltitude(IC.alt);
ballist->setAzimuth(IC.azimuth);
ballist->setElevation(IC.elevation);
ballist->setRoll(IC.roll);
ballist->setSpeed(IC.speed / SG_KT_TO_FPS);
ballist->setWind_from_east(IC.wind_from_east);
ballist->setWind_from_north(IC.wind_from_north);
ballist->setMass(IC.mass);
ballist->setDragArea(sm->drag_area);
ballist->setLife(sm->life);
ballist->setBuoyancy(sm->buoyancy);
ballist->setWind(sm->wind);
ballist->setCd(sm->cd);
ballist->setStabilisation(sm->aero_stabilised);
ballist->setNoRoll(sm->no_roll);
ballist->setName(sm->name);
ballist->setCollision(sm->collision);
ballist->setImpact(sm->impact);
ballist->setImpactReportNode(sm->impact_report);
ballist->setFuseRange(sm->fuse_range);
ballist->setSubmodel(sm->submodel.c_str());
ballist->setSubID(sm->sub_id);
ai->attach(ballist);
if (sm->count > 0)
sm->count--;
return true;
}
void FGSubmodelMgr::load()
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{
SGPropertyNode *path = fgGetNode("/sim/submodels/path");
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if (path) {
const int id = 0;
string Path = path->getStringValue();
bool Seviceable =_serviceable_node->getBoolValue();
setData(id, Path, Seviceable);
}
}
void FGSubmodelMgr::transform(submodel *sm)
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{
// set initial conditions
if (sm->contents_node != 0) {
// get the weight of the contents (lbs) and convert to mass (slugs)
sm->contents = sm->contents_node->getDoubleValue();
IC.mass = (sm->weight + sm->contents) * lbs_to_slugs;
// set contents to 0 in the parent
sm->contents_node->setDoubleValue(0);
} else
IC.mass = sm->weight * lbs_to_slugs;
// cout << "mass " << IC.mass << endl;
if (sm->speed_node != 0)
sm->speed = sm->speed_node->getDoubleValue();
int id = sm->id;
//int sub_id = (*submodel)->sub_id;
string name = sm->name;
//cout << " name " << name << " id " << id << " sub id" << sub_id << endl;
if (_impact || _hit) {
// set the data for a submodel tied to a submodel
_count++;
//cout << "Submodels: release sub sub " << _count<< endl;
//cout << " id " << sm->id
// << " lat " << _parent_lat
// << " lon " << _parent_lon
// << " elev " << _parent_elev
// << " name " << sm->name
// << endl;
IC.lat = _parent_lat;
IC.lon = _parent_lon;
IC.alt = _parent_elev;
IC.roll = _parent_roll; // rotation about x axis
IC.elevation = _parent_pitch; // rotation about y axis
IC.azimuth = _parent_hdg; // rotation about z axis
IC.speed = _parent_speed;
IC.speed_down_fps = 0;
IC.speed_east_fps = 0;
IC.speed_north_fps = 0;
} else if (id == 0) {
//set the data for a submodel tied to the main model
/*cout << "Submodels: release main sub " << endl;
cout << " name " << sm->name
<< " id" << sm->id
<< endl;*/
IC.lat = _user_lat_node->getDoubleValue();
IC.lon = _user_lon_node->getDoubleValue();
IC.alt = _user_alt_node->getDoubleValue();
IC.roll = _user_roll_node->getDoubleValue(); // rotation about x axis
IC.elevation = _user_pitch_node->getDoubleValue(); // rotation about y axis
IC.azimuth = _user_heading_node->getDoubleValue(); // rotation about z axis
IC.speed = _user_speed_node->getDoubleValue();
IC.speed_down_fps = _user_speed_down_fps_node->getDoubleValue();
IC.speed_east_fps = _user_speed_east_fps_node->getDoubleValue();
IC.speed_north_fps = _user_speed_north_fps_node->getDoubleValue();
} else {
// set the data for a submodel tied to an AI Object
sm_list_iterator sm_list_itr = sm_list.begin();
sm_list_iterator end = sm_list.end();
while (sm_list_itr != end) {
int parent_id = (*sm_list_itr)->getID();
if (id != parent_id) {
++sm_list_itr;
continue;
}
//cout << "found id " << id << endl;
IC.lat = (*sm_list_itr)->_getLatitude();
IC.lon = (*sm_list_itr)->_getLongitude();
IC.alt = (*sm_list_itr)->_getAltitude();
IC.roll = (*sm_list_itr)->_getRoll();
IC.elevation = (*sm_list_itr)->_getPitch();
IC.azimuth = (*sm_list_itr)->_getHeading();
IC.alt = (*sm_list_itr)->_getAltitude();
IC.speed = (*sm_list_itr)->_getSpeed() * SG_KT_TO_FPS;
IC.speed_down_fps = -(*sm_list_itr)->_getVS_fps();
IC.speed_east_fps = (*sm_list_itr)->_get_speed_east_fps();
IC.speed_north_fps = (*sm_list_itr)->_get_speed_north_fps();
++sm_list_itr;
}
}
/*cout << "heading " << IC.azimuth << endl ;
cout << "speed down " << IC.speed_down_fps << endl ;
cout << "speed east " << IC.speed_east_fps << endl ;
cout << "speed north " << IC.speed_north_fps << endl ;
cout << "parent speed fps in" << IC.speed << "sm speed in " << sm->speed << endl ;*/
IC.wind_from_east = _user_wind_from_east_node->getDoubleValue();
IC.wind_from_north = _user_wind_from_north_node->getDoubleValue();
in[0] = sm->x_offset;
in[1] = sm->y_offset;
in[2] = sm->z_offset;
// pre-process the trig functions
cosRx = cos(-IC.roll * SG_DEGREES_TO_RADIANS);
sinRx = sin(-IC.roll * SG_DEGREES_TO_RADIANS);
cosRy = cos(-IC.elevation * SG_DEGREES_TO_RADIANS);
sinRy = sin(-IC.elevation * SG_DEGREES_TO_RADIANS);
cosRz = cos(IC.azimuth * SG_DEGREES_TO_RADIANS);
sinRz = sin(IC.azimuth * SG_DEGREES_TO_RADIANS);
// set up the transform matrix
trans[0][0] = cosRy * cosRz;
trans[0][1] = -1 * cosRx * sinRz + sinRx * sinRy * cosRz ;
trans[0][2] = sinRx * sinRz + cosRx * sinRy * cosRz;
trans[1][0] = cosRy * sinRz;
trans[1][1] = cosRx * cosRz + sinRx * sinRy * sinRz;
trans[1][2] = -1 * sinRx * cosRx + cosRx * sinRy * sinRz;
trans[2][0] = -1 * sinRy;
trans[2][1] = sinRx * cosRy;
trans[2][2] = cosRx * cosRy;
// multiply the input and transform matrices
out[0] = in[0] * trans[0][0] + in[1] * trans[0][1] + in[2] * trans[0][2];
out[1] = in[0] * trans[1][0] + in[1] * trans[1][1] + in[2] * trans[1][2];
out[2] = in[0] * trans[2][0] + in[1] * trans[2][1] + in[2] * trans[2][2];
// convert ft to degrees of latitude
out[0] = out[0] / (366468.96 - 3717.12 * cos(IC.lat * SG_DEGREES_TO_RADIANS));
// convert ft to degrees of longitude
out[1] = out[1] / (365228.16 * cos(IC.lat * SG_DEGREES_TO_RADIANS));
// set submodel initial position
IC.lat += out[0];
IC.lon += out[1];
IC.alt += out[2];
// get aircraft velocity vector angles in XZ and XY planes
//double alpha = _user_alpha_node->getDoubleValue();
//double velXZ = IC.elevation - alpha * cosRx;
//double velXY = IC.azimuth - (IC.elevation - alpha * sinRx);
// Get submodel initial velocity vector angles in XZ and XY planes.
// This needs to be fixed. This vector should be added to aircraft's vector.
IC.elevation += (sm->yaw_offset * sinRx) + (sm->pitch_offset * cosRx);
IC.azimuth += (sm->yaw_offset * cosRx) - (sm->pitch_offset * sinRx);
// calculate the total speed north
IC.total_speed_north = sm->speed * cos(IC.elevation * SG_DEGREES_TO_RADIANS)
* cos(IC.azimuth * SG_DEGREES_TO_RADIANS) + IC.speed_north_fps;
// calculate the total speed east
IC.total_speed_east = sm->speed * cos(IC.elevation * SG_DEGREES_TO_RADIANS)
* sin(IC.azimuth * SG_DEGREES_TO_RADIANS) + IC.speed_east_fps;
// calculate the total speed down
IC.total_speed_down = sm->speed * -sin(IC.elevation * SG_DEGREES_TO_RADIANS)
+ IC.speed_down_fps;
// re-calculate speed, elevation and azimuth
IC.speed = sqrt(IC.total_speed_north * IC.total_speed_north
+ IC.total_speed_east * IC.total_speed_east
+ IC.total_speed_down * IC.total_speed_down);
// if speeds are low these calculations can become unreliable
if (IC.speed > 1) {
IC.azimuth = atan2(IC.total_speed_east , IC.total_speed_north) * SG_RADIANS_TO_DEGREES;
// cout << "azimuth1 " << IC.azimuth<<endl;
// rationalise the output
if (IC.azimuth < 0)
IC.azimuth += 360;
else if (IC.azimuth >= 360)
IC.azimuth -= 360;
// cout << "azimuth2 " << IC.azimuth<<endl;
IC.elevation = -atan(IC.total_speed_down / sqrt(IC.total_speed_north
* IC.total_speed_north + IC.total_speed_east * IC.total_speed_east))
* SG_RADIANS_TO_DEGREES;
}
}
void FGSubmodelMgr::updatelat(double lat)
{
ft_per_deg_latitude = 366468.96 - 3717.12 * cos(lat / SG_RADIANS_TO_DEGREES);
ft_per_deg_longitude = 365228.16 * cos(lat / SG_RADIANS_TO_DEGREES);
}
void FGSubmodelMgr::loadAI()
{
SG_LOG(SG_GENERAL, SG_DEBUG, "Submodels: Loading AI submodels ");
sm_list = ai->get_ai_list();
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if (sm_list.empty()) {
SG_LOG(SG_GENERAL, SG_DEBUG, "Submodels: Unable to read AI submodel list");
return;
}
sm_list_iterator sm_list_itr = sm_list.begin();
sm_list_iterator end = sm_list.end();
while (sm_list_itr != end) {
string path = (*sm_list_itr)->_getPath();
if (path.empty()) {
++sm_list_itr;
continue;
}
int id = (*sm_list_itr)->getID();
bool serviceable = (*sm_list_itr)->_getServiceable();
setData(id, path, serviceable);
++sm_list_itr;
}
}
double FGSubmodelMgr::getRange(double lat, double lon, double lat2, double lon2) const
{
double course, distance, az2;
//calculate the bearing and range of the second pos from the first
geo_inverse_wgs_84(lat, lon, lat2, lon2, &course, &az2, &distance);
distance *= SG_METER_TO_NM;
return distance;
}
void FGSubmodelMgr::setData(int id, string& path, bool serviceable)
{
SGPropertyNode root;
SGPath config(globals->get_fg_root());
config.append(path);
SG_LOG(SG_GENERAL, SG_DEBUG, "Submodels: path " << path);
try {
SG_LOG(SG_GENERAL, SG_DEBUG,
"Submodels: Trying to read AI submodels file: " << config.str());
readProperties(config.str(), &root);
} catch (const sg_exception &e) {
SG_LOG(SG_GENERAL, SG_DEBUG,
"Submodels: Unable to read AI submodels file: " << config.str());
return;
}
vector<SGPropertyNode_ptr> children = root.getChildren("submodel");
vector<SGPropertyNode_ptr>::iterator it = children.begin();
vector<SGPropertyNode_ptr>::iterator end = children.end();
for (int i = 0; it != end; ++it, i++) {
//cout << "Reading AI submodel " << (*it)->getPath() << endl;
submodel* sm = new submodel;
SGPropertyNode * entry_node = *it;
sm->name = entry_node->getStringValue("name", "none_defined");
sm->model = entry_node->getStringValue("model", "Models/Geometry/rocket.ac");
sm->speed = entry_node->getDoubleValue("speed", 2329.4);
sm->repeat = entry_node->getBoolValue("repeat", false);
sm->delay = entry_node->getDoubleValue("delay", 0.25);
sm->count = entry_node->getIntValue("count", 1);
sm->slaved = entry_node->getBoolValue("slaved", false);
sm->x_offset = entry_node->getDoubleValue("x-offset", 0.0);
sm->y_offset = entry_node->getDoubleValue("y-offset", 0.0);
sm->z_offset = entry_node->getDoubleValue("z-offset", 0.0);
sm->yaw_offset = entry_node->getDoubleValue("yaw-offset", 0.0);
sm->pitch_offset = entry_node->getDoubleValue("pitch-offset", 0.0);
sm->drag_area = entry_node->getDoubleValue("eda", 0.034);
sm->life = entry_node->getDoubleValue("life", 900.0);
sm->buoyancy = entry_node->getDoubleValue("buoyancy", 0);
sm->wind = entry_node->getBoolValue("wind", false);
sm->cd = entry_node->getDoubleValue("cd", 0.193);
sm->weight = entry_node->getDoubleValue("weight", 0.25);
sm->aero_stabilised = entry_node->getBoolValue("aero-stabilised", true);
sm->no_roll = entry_node->getBoolValue("no-roll", false);
sm->collision = entry_node->getBoolValue("collision", false);
sm->impact = entry_node->getBoolValue("impact", false);
sm->impact_report = entry_node->getStringValue("impact-reports");
sm->fuse_range = entry_node->getDoubleValue("fuse-range", 0.0);
sm->contents_node = fgGetNode(entry_node->getStringValue("contents", "none"), false);
sm->speed_node = fgGetNode(entry_node->getStringValue("speed-node", "none"), false);
sm->submodel = entry_node->getStringValue("submodel-path", "");
//cout << "sm->contents_node " << sm->contents_node << endl;
if (sm->contents_node != 0)
sm->contents = sm->contents_node->getDoubleValue();
const char *trigger_path = entry_node->getStringValue("trigger", 0);
if (trigger_path) {
sm->trigger_node = fgGetNode(trigger_path, true);
sm->trigger_node->setBoolValue(sm->trigger_node->getBoolValue());
} else {
sm->trigger_node = 0;
}
if (sm->speed_node != 0)
sm->speed = sm->speed_node->getDoubleValue();
sm->timer = sm->delay;
sm->id = id;
sm->first_time = false;
sm->serviceable = serviceable;
sm->sub_id = 0;
sm->prop = fgGetNode("/ai/submodels/submodel", index, true);
sm->prop->tie("count", SGRawValuePointer<int>(&(sm->count)));
sm->prop->tie("repeat", SGRawValuePointer<bool>(&(sm->repeat)));
sm->prop->tie("id", SGRawValuePointer<int>(&(sm->id)));
sm->prop->tie("sub-id", SGRawValuePointer<int>(&(sm->sub_id)));
sm->prop->tie("serviceable", SGRawValuePointer<bool>(&(sm->serviceable)));
string name = sm->name;
sm->prop->setStringValue("name", name.c_str());
string submodel = sm->submodel;
sm->prop->setStringValue("submodel", submodel.c_str());
//cout << " set submodel path " << submodel << endl;
if (sm->contents_node != 0)
sm->prop->tie("contents-lbs", SGRawValuePointer<double>(&(sm->contents)));
index++;
submodels.push_back(sm);
}
}
void FGSubmodelMgr::setSubData(int id, string& path, bool serviceable)
{
SGPropertyNode root;
SGPath config(globals->get_fg_root());
config.append(path);
SG_LOG(SG_GENERAL, SG_DEBUG,
"Submodels: path " << path);
try {
SG_LOG(SG_GENERAL, SG_DEBUG,
"Submodels: Trying to read AI submodels file: " << config.str());
readProperties(config.str(), &root);
} catch (const sg_exception &e) {
SG_LOG(SG_GENERAL, SG_DEBUG,
"Submodels: Unable to read AI submodels file: " << config.str());
return;
}
vector<SGPropertyNode_ptr> children = root.getChildren("submodel");
vector<SGPropertyNode_ptr>::iterator it = children.begin();
vector<SGPropertyNode_ptr>::iterator end = children.end();
for (int i = 0; it != end; ++it, i++) {
//cout << "Reading AI submodel " << (*it)->getPath() << endl;
submodel* sm = new submodel;
SGPropertyNode * entry_node = *it;
sm->name = entry_node->getStringValue("name", "none_defined");
sm->model = entry_node->getStringValue("model", "Models/Geometry/rocket.ac");
sm->speed = entry_node->getDoubleValue("speed", 2329.4);
sm->repeat = entry_node->getBoolValue("repeat", false);
sm->delay = entry_node->getDoubleValue("delay", 0.25);
sm->count = entry_node->getIntValue("count", 1);
sm->slaved = entry_node->getBoolValue("slaved", false);
sm->x_offset = entry_node->getDoubleValue("x-offset", 0.0);
sm->y_offset = entry_node->getDoubleValue("y-offset", 0.0);
sm->z_offset = entry_node->getDoubleValue("z-offset", 0.0);
sm->yaw_offset = entry_node->getDoubleValue("yaw-offset", 0.0);
sm->pitch_offset = entry_node->getDoubleValue("pitch-offset", 0.0);
sm->drag_area = entry_node->getDoubleValue("eda", 0.034);
sm->life = entry_node->getDoubleValue("life", 900.0);
sm->buoyancy = entry_node->getDoubleValue("buoyancy", 0);
sm->wind = entry_node->getBoolValue("wind", false);
sm->cd = entry_node->getDoubleValue("cd", 0.193);
sm->weight = entry_node->getDoubleValue("weight", 0.25);
sm->aero_stabilised = entry_node->getBoolValue("aero-stabilised", true);
sm->no_roll = entry_node->getBoolValue("no-roll", false);
sm->collision = entry_node->getBoolValue("collision", false);
sm->impact = entry_node->getBoolValue("impact", false);
sm->impact_report = entry_node->getStringValue("impact-reports");
sm->fuse_range = entry_node->getDoubleValue("fuse-range", 0.0);
sm->contents_node = fgGetNode(entry_node->getStringValue("contents", "none"), false);
sm->speed_node = fgGetNode(entry_node->getStringValue("speed-node", "none"), false);
sm->submodel = entry_node->getStringValue("submodel-path", "");
//cout << "sm->contents_node " << sm->contents_node << endl;
if (sm->contents_node != 0)
sm->contents = sm->contents_node->getDoubleValue();
const char *trigger_path = entry_node->getStringValue("trigger", 0);
if (trigger_path) {
sm->trigger_node = fgGetNode(trigger_path, true);
sm->trigger_node->setBoolValue(sm->trigger_node->getBoolValue());
} else {
sm->trigger_node = 0;
}
if (sm->speed_node != 0)
sm->speed = sm->speed_node->getDoubleValue();
sm->timer = sm->delay;
sm->id = index;
sm->first_time = false;
sm->serviceable = serviceable;
sm->sub_id = 0;
sm->prop = fgGetNode("/ai/submodels/subsubmodel", index, true);
sm->prop->tie("count", SGRawValuePointer<int>(&(sm->count)));
sm->prop->tie("repeat", SGRawValuePointer<bool>(&(sm->repeat)));
sm->prop->tie("id", SGRawValuePointer<int>(&(sm->id)));
sm->prop->tie("sub-id", SGRawValuePointer<int>(&(sm->sub_id)));
sm->prop->tie("serviceable", SGRawValuePointer<bool>(&(sm->serviceable)));
string name = sm->name;
sm->prop->setStringValue("name", name.c_str());
string submodel = sm->submodel;
sm->prop->setStringValue("submodel", submodel.c_str());
// cout << " set submodel path " << submodel<< endl;
if (sm->contents_node != 0)
sm->prop->tie("contents-lbs", SGRawValuePointer<double>(&(sm->contents)));
index++;
subsubmodels.push_back(sm);
}
}
void FGSubmodelMgr::loadSubmodels()
{
SG_LOG(SG_GENERAL, SG_DEBUG, "Submodels: Loading sub submodels");
submodel_iterator = submodels.begin();
while (submodel_iterator != submodels.end()) {
string submodel = (*submodel_iterator)->submodel;
if (!submodel.empty()) {
//int id = (*submodel_iterator)->id;
bool serviceable = true;
SG_LOG(SG_GENERAL, SG_ALERT, "found path sub sub "
<< submodel
<< " index " << index
<< "name " << (*submodel_iterator)->name);
(*submodel_iterator)->sub_id = index;
setSubData(index, submodel, serviceable);
}
++submodel_iterator;
}
subsubmodel_iterator = subsubmodels.begin();
while (subsubmodel_iterator != subsubmodels.end()) {
submodels.push_back(*subsubmodel_iterator);
++subsubmodel_iterator;
}
submodel_iterator = submodels.begin();
while (submodel_iterator != submodels.end()) {
int id = (*submodel_iterator)->id;
SG_LOG(SG_GENERAL, SG_DEBUG,"after pusback "
<< " id " << id
<< " name " << (*submodel_iterator)->name
<< " sub id " << (*submodel_iterator)->sub_id);
++submodel_iterator;
}
}
// end of submodel.cxx