bool
AirspaceFilterData::Match(const GeoPoint &location,
const FlatProjection &projection,
const AbstractAirspace &as) const
{
if (cls != AirspaceClass::AIRSPACECLASSCOUNT && as.GetType() != cls)
return false;
if (name_prefix != nullptr && !as.MatchNamePrefix(name_prefix))
return false;
if (!direction.IsNegative()) {
const auto closest = as.ClosestPoint(location, projection);
const auto bearing = location.Bearing(closest);
auto direction_error = (bearing - direction).AsDelta().AbsoluteDegrees();
if (direction_error > fixed(18))
return false;
}
if (!negative(distance)) {
const auto closest = as.ClosestPoint(location, projection);
const auto distance = location.Distance(closest);
if (distance > distance)
return false;
}
return true;
}
void
AddCircle(Airspaces &airspace_database)
{
AbstractAirspace *as = new AirspaceCircle(Center, Radius);
as->set_properties(Name, Type, Base, Top);
airspace_database.insert(as);
}
/**
* Check whether this intersection should be added to, or updated in, the warning manager
*
* @param airspace Airspace corresponding to current intersection
*/
void Intersection(const AbstractAirspace& airspace) {
if (!airspace.IsActive())
return; // ignore inactive airspaces completely
if (!warning_manager.GetConfig().IsClassEnabled(airspace.GetType()) ||
ExcludeAltitude(airspace))
return;
AirspaceWarning *warning = warning_manager.GetWarningPtr(airspace);
if (warning == NULL || warning->IsStateAccepted(warning_state)) {
AirspaceInterceptSolution solution;
if (mode_inside) {
airspace.Intercept(state, perf, solution, state.location, state.location);
} else {
solution = Intercept(airspace, state, perf);
}
if (!solution.IsValid())
return;
if (solution.elapsed_time > max_time)
return;
if (warning == NULL)
warning = warning_manager.GetNewWarningPtr(airspace);
warning->UpdateSolution(warning_state, solution);
found = true;
}
}
bool
AirspacePredicateHeightRangeExcludeTwo::operator()(const AbstractAirspace& t) const
{
if (!check_height(t))
return false;
return !t.inside(p1) && !t.inside(p2);
}
void
AddPolygon(Airspaces &airspace_database)
{
AbstractAirspace *as = new AirspacePolygon(points);
as->set_properties(Name, Type, Base, Top);
airspace_database.insert(as);
}
bool
AirspacePredicateHeightRangeExcludeTwo::condition(const AbstractAirspace& t) const
{
if (!check_height(t))
return false;
return !t.Inside(p1) && !t.Inside(p2);
}
virtual bool operator()(const AbstractAirspace &airspace) const {
return CheckAirspace(airspace) &&
/* skip airspaces that we already entered */
!airspace.Inside(location) &&
/* check altitude; hard-coded margin of 50m (for now) */
(!altitude_available ||
(airspace.GetBase().IsBelow(altitude, fixed(50)) &&
airspace.GetTop().IsAbove(altitude, fixed(50))));
}
virtual void visit_general(const AbstractAirspace& as) {
if (do_report) {
#ifdef DO_PRINT
*fout << "# Name: " << as.get_name_text()
<< " " << as.get_vertical_text()
<< "\n";
#endif
}
}
void
AddPolygon(Airspaces &airspace_database)
{
AbstractAirspace *as = new AirspacePolygon(points);
as->set_properties(Name, Type, Base, Top);
as->set_radio(Radio);
as->set_days(days_of_operation);
airspace_database.insert(as);
}
void
AddPolygon(Airspaces &airspace_database)
{
AbstractAirspace *as = new AirspacePolygon(points);
as->SetProperties(name, type, base, top);
as->SetRadio(radio);
as->SetDays(days_of_operation);
airspace_database.Add(as);
}
void Visit(const AbstractAirspace &as) {
if (do_report) {
*fout << as;
*fout << "# Name: " << as.GetName()
<< "Base: " << as.GetBase()
<< " Top: " << as.GetTop()
<< "\n";
}
}
void
AddCircle(Airspaces &airspace_database)
{
AbstractAirspace *as = new AirspaceCircle(center, radius);
as->SetProperties(std::move(name), type, base, top);
as->SetRadio(radio);
as->SetDays(days_of_operation);
airspace_database.Add(as);
}
void write_border (const AbstractAirspace& as)
{
const SearchPointVector& spv = as.GetPoints();
for (auto v = spv.begin(); v != spv.end(); ++v)
write_point(*v, v->get_flatLocation(), "polygon");
printf("polygon\n");
write_spv(as.GetClearance());
fflush(stdout);
}
void
AddPolygon(Airspaces &airspace_database)
{
if (points.size() < 3)
return;
AbstractAirspace *as = new AirspacePolygon(points);
as->SetProperties(std::move(name), type, base, top);
as->SetRadio(radio);
as->SetDays(days_of_operation);
airspace_database.Add(as);
}
AirspaceInterceptSolution
AirspaceNearestSort::solve_intercept(const AbstractAirspace &a) const
{
if (a.Inside(m_location)) {
return AirspaceInterceptSolution::Invalid();
} else {
AirspaceInterceptSolution sol;
sol.location = a.ClosestPoint(m_location);
sol.distance = sol.location.Distance(m_location);
return sol;
}
}
/**
* Renders the AbstractAirspace on the canvas
* @param as AbstractAirspace to render
*/
void
Render(const AbstractAirspace& as)
{
int type = as.get_type();
if (type <= 0)
return;
// No intersections for this airspace
if (m_intersections.empty())
return;
// Select pens and brushes
#ifdef ENABLE_SDL
Color color =
Graphics::GetAirspaceColour(settings.colours[type]);
#ifdef ENABLE_OPENGL
color = color.with_alpha(48);
#endif
Brush brush(color);
#else
const Brush &brush = Graphics::GetAirspaceBrushByClass(type, settings);
canvas.set_text_color(light_color(Graphics::GetAirspaceColourByClass(type, settings)));
#endif
PixelRect rcd;
// Calculate top and bottom coordinate
rcd.top = chart.screenY(as.get_top_altitude(state));
if (as.is_base_terrain())
rcd.bottom = chart.screenY(fixed_zero);
else
rcd.bottom = chart.screenY(as.get_base_altitude(state));
// Iterate through the intersections
for (AirspaceIntersectionVector::const_iterator it = m_intersections.begin();
it != m_intersections.end(); ++it) {
const GeoPoint p_start = it->first;
const GeoPoint p_end = it->second;
const fixed distance_start = start.distance(p_start);
const fixed distance_end = start.distance(p_end);
// Determine left and right coordinate
rcd.left = chart.screenX(distance_start);
rcd.right = chart.screenX(distance_end);
// only one edge found, next edge must be beyond screen
if ((rcd.left == rcd.right) && (p_start == p_end)) {
rcd.right = chart.screenX(chart.getXmax());
}
// Draw the airspace
RenderBox(rcd, brush, settings.black_outline, type);
}
}
AirspaceInterceptSolution
AirspaceNearestSort::solve_intercept(const AbstractAirspace &a) const
{
if (a.inside(m_location)) {
AirspaceInterceptSolution null_sol;
return null_sol;
} else {
AirspaceInterceptSolution sol;
sol.location = a.closest_point(m_location);
sol.distance = sol.location.distance(m_location);
return sol;
}
}
/**
* Renders the AbstractAirspace on the canvas
* @param as AbstractAirspace to render
*/
void
Render(const AbstractAirspace& as)
{
int type = as.GetType();
if (type <= 0)
return;
// No intersections for this airspace
if (m_intersections.empty())
return;
// Select pens and brushes
#ifndef USE_GDI
Color color = airspace_look.colors[settings.colours[type]];
#ifdef ENABLE_OPENGL
color = color.WithAlpha(48);
#endif
Brush brush(color);
#else
const Brush &brush = airspace_look.brushes[settings.brushes[type]];
canvas.SetTextColor(LightColor(airspace_look.colors[settings.colours[type]]));
#endif
PixelRect rcd;
// Calculate top and bottom coordinate
rcd.top = chart.screenY(as.GetTopAltitude(state));
if (as.IsBaseTerrain())
rcd.bottom = chart.screenY(fixed_zero);
else
rcd.bottom = chart.screenY(as.GetBaseAltitude(state));
// Iterate through the intersections
for (auto it = m_intersections.begin(); it != m_intersections.end(); ++it) {
const GeoPoint p_start = it->first;
const GeoPoint p_end = it->second;
const fixed distance_start = start.Distance(p_start);
const fixed distance_end = start.Distance(p_end);
// Determine left and right coordinate
rcd.left = chart.screenX(distance_start);
rcd.right = chart.screenX(distance_end);
// only one edge found, next edge must be beyond screen
if ((rcd.left == rcd.right) && (p_start == p_end)) {
rcd.right = chart.screenX(chart.getXmax());
}
// Draw the airspace
RenderBox(rcd, brush, settings.black_outline, type);
}
}
Airspace::Airspace(AbstractAirspace& airspace,
const TaskProjection& tp):
FlatBoundingBox(airspace.GetBoundingBox(tp)),
pimpl_airspace(&airspace)
{
pimpl_airspace->SetTaskProjection(tp);
}
void setup_outline(const AbstractAirspace &airspace) {
if (settings.black_outline)
canvas.SelectBlackPen();
else
canvas.Select(airspace_look.pens[airspace.GetType()]);
canvas.SelectHollowBrush();
}
AirspaceInterceptSolution
AirspaceSoonestSort::solve_intercept(const AbstractAirspace &a) const
{
const GeoPoint loc = a.closest_point(m_state.Location);
AirspaceInterceptSolution sol;
bool valid = a.intercept(m_state, m_perf, sol, loc, loc);
if (sol.elapsed_time > m_max_time) {
valid = false;
}
if (!valid) {
sol.elapsed_time = -fixed_one;
}
return sol;
}
void closest(const AbstractAirspace &as) {
GeoPoint c = as.ClosestPoint(state.location, projection);
if (fout) {
*fout << "# closest point\n";
*fout << c.longitude << " " << c.latitude << " " << "\n";
*fout << state.location.longitude << " " << state.location.latitude << " " << "\n\n";
}
AirspaceInterceptSolution solution;
GeoVector vec(state.location, c);
vec.distance = fixed(20000); // set big distance (for testing)
if (as.Intercept(state, vec.EndPoint(state.location), projection, m_perf, solution)) {
if (fout) {
*fout << "# intercept in " << solution.elapsed_time << " h " << solution.altitude << "\n";
}
}
}
bool operator()(const AbstractAirspace& airspace) const {
// Airspace should be visible or have a warning/inside status
// and airspace needs to be at specified location
return (visible_predicate(airspace) || warnings.Contains(airspace)) &&
airspace.Inside(location);
}
virtual void closest(const AbstractAirspace& as) {
GeoPoint c = as.closest_point(state.Location);
#ifdef DO_PRINT
*fout << "# closest point\n";
*fout << c.Longitude << " " << c.Latitude << " " << "\n";
*fout << state.Location.Longitude << " " << state.Location.Latitude << " " << "\n\n";
#endif
AirspaceInterceptSolution solution;
GeoVector vec(state.Location, c);
vec.Distance = fixed(20000); // set big distance (for testing)
if (as.intercept(state, vec, m_perf, solution)) {
#ifdef DO_PRINT
*fout << "# intercept in " << solution.elapsed_time << " h " << solution.altitude << "\n";
#endif
}
}
static inline SoonestAirspace
CalculateSoonestAirspace(const AircraftState &state,
const AirspaceAircraftPerformance &perf,
const double max_time,
const FlatProjection &projection,
const AbstractAirspace &airspace)
{
const auto closest = airspace.ClosestPoint(state.location, projection);
assert(closest.IsValid());
const auto solution = airspace.Intercept(state, perf, closest, closest);
if (!solution.IsValid() ||
solution.elapsed_time > max_time)
return SoonestAirspace();
return SoonestAirspace(airspace, solution.elapsed_time);
}
void airspace_random_properties(AbstractAirspace& as) {
AirspaceClass_t Type = (AirspaceClass_t)(rand()%15);
AIRSPACE_ALT base;
AIRSPACE_ALT top;
base.Altitude = fixed(rand()%2000);
top.Altitude = base.Altitude+fixed(rand()%3000);
as.set_properties(_T("hello"), Type, base, top);
}
gcc_pure
static bool
CheckAirspace(const AbstractAirspace &airspace)
{
const AirspaceWarningConfig &config =
CommonInterface::GetComputerSettings().airspace.warnings;
return config.IsClassEnabled(airspace.GetType()) && !IsAcked(airspace);
}
AirspaceInterceptSolution
AirspaceSoonestSort::solve_intercept(const AbstractAirspace &a,
const TaskProjection &projection) const
{
const GeoPoint loc = a.ClosestPoint(m_state.location, projection);
AirspaceInterceptSolution sol =
AirspaceInterceptSolution::Invalid();
bool valid = a.Intercept(m_state, m_perf, sol, loc, loc);
if (sol.elapsed_time > m_max_time) {
valid = false;
}
if (!valid) {
sol.elapsed_time = fixed(-1);
}
return sol;
}
void visit_abstract(const AbstractAirspace &as) {
assert(!m_intersections.empty());
GeoPoint point = m_intersections[0].first;
RouteLink l = rpolar.generate_intermediate(link.first,
RoutePoint(proj.project(point), link.second.altitude),
proj);
if ((l.second.altitude< (short)as.get_base().Altitude) ||
(l.second.altitude> (short)as.get_top().Altitude))
return;
if (negative(min_distance) || (l.d < min_distance)) {
min_distance = l.d;
nearest = std::make_pair(&as, l.second);
}
}
static void
airspace_random_properties(AbstractAirspace& as)
{
AirspaceClass Type = (AirspaceClass)(rand()%14);
AirspaceAltitude base;
AirspaceAltitude top;
base.altitude = fixed(rand()%4000);
top.altitude = base.altitude+fixed(rand()%3000);
as.SetProperties(_T("hello"), Type, base, top);
}
