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Helipad lights support

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This commit is contained in:
Christian Schmitt 2011-09-26 22:28:16 +02:00
parent fa10efa1d0
commit d1aece0be3
1 changed files with 53 additions and 25 deletions
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78
src/Airports/GenAirports850/lights.cxx
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@ -18,8 +18,6 @@
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// $Id: lights.cxx,v 1.41 2005-12-19 16:51:25 curt Exp $
//
#ifdef HAVE_CONFIG_H
# include <config.h>
@ -86,11 +84,47 @@ static Point3D gen_runway_light_vector( const TGRunway& rwy_info,
return light_vec;
}
static superpoly_list gen_helipad_lights(const TGRunway& rwy_info){
point_list c_lights; c_lights.clear();
point_list c_normals; c_normals.clear();
double lat2, lon2, az2;
// Create a circle of lights approx. where the white circle is
for (int deg=0; deg<360; deg+=30){
geo_direct_wgs_84(0, rwy_info.lat, rwy_info.lon, deg ,
rwy_info.width * 0.46 , &lat2, &lon2, &az2 );
c_lights.push_back( Point3D( lon2, lat2, 0.0 ) );
Point3D tmp = Point3D( lon2, lat2, 0.0 );
Point3D vec = sgGeodToCart( tmp * SG_DEGREES_TO_RADIANS );
double length = vec.distance3D( Point3D(0.0) );
vec = vec / length;
c_normals.push_back( vec );
}
TGPolygon lights_poly; lights_poly.erase();
TGPolygon normals_poly; normals_poly.erase();
lights_poly.add_contour( c_lights, false );
normals_poly.add_contour( c_normals, false );
TGSuperPoly green;
green.set_poly( lights_poly );
green.set_normals( normals_poly );
green.set_material( "RWY_GREEN_LIGHTS" );
superpoly_list result; result.clear();
result.push_back( green );
return result;
}
// generate runway edge lighting
// 60 meters spacing or the next number down that divides evenly.
static superpoly_list gen_runway_edge_lights( const TGRunway& rwy_info,
const int kind, bool recip )
static superpoly_list gen_runway_edge_lights( const TGRunway& rwy_info, bool recip )
{
point_list w_lights; w_lights.clear();
point_list y_lights; y_lights.clear();
@ -506,7 +540,7 @@ static superpoly_list gen_runway_center_line_lights( const TGRunway& rwy_info,
}
// generate runway center line lighting, 50' spacing.
// generate taxiway center line lighting, 50' spacing.
static superpoly_list gen_taxiway_center_line_lights( const TGRunway& rwy_info,
bool recip )
{
@ -2595,38 +2629,32 @@ static superpoly_list gen_malsx( const TGRunway& rwy_info,
// top level runway light generator
void gen_runway_lights( const TGRunway& rwy_info, float alt_m,
superpoly_list &lights, TGPolygon *apt_base ) {
#if 0
string lighting_flags = rwy_info.lighting_flags;
SG_LOG( SG_GENERAL, SG_DEBUG, "gen runway lights " << rwy_info.rwy_no1 << " "
<< rwy_info.lighting_flags );
int vasi1 = atoi( lighting_flags.substr(0,1).c_str() );
int rwylt1 = atoi( lighting_flags.substr(1,1).c_str() );
int app1 = atoi( lighting_flags.substr(2,1).c_str() );
int vasi2 = atoi( lighting_flags.substr(3,1).c_str() );
int rwylt2 = atoi( lighting_flags.substr(4,1).c_str() );
int app2 = atoi( lighting_flags.substr(5,1).c_str() );
#endif
unsigned int i;
// Make edge lighting
if ( rwy_info.edge_lights == 2 /* Has edge lighting */ ) {
if ( rwy_info.edge_lights >= 1 /* Has edge lighting */ ) {
// forward direction
superpoly_list s = gen_runway_edge_lights( rwy_info, rwy_info.edge_lights, false );
superpoly_list s = gen_runway_edge_lights( rwy_info, false );
for ( i = 0; i < s.size(); ++i ) {
lights.push_back( s[i] );
}
// reverse direction
s = gen_runway_edge_lights( rwy_info, rwy_info.edge_lights, true );
s = gen_runway_edge_lights( rwy_info, true );
for ( i = 0; i < s.size(); ++i ) {
lights.push_back( s[i] );
}
}
if ( rwy_info.type == 102){
superpoly_list s = gen_helipad_lights( rwy_info );
for ( i = 0; i < s.size(); ++i ) {
lights.push_back( s[i] );
}
}
// Centerline lighting
if ( rwy_info.centre_lights == 1 /* Has centerline lighting */ ) {
if ( rwy_info.centre_lights == 1 && rwy_info.type != 102 /* Has centerline lighting */ ) {
// forward direction
superpoly_list s = gen_runway_center_line_lights( rwy_info, false );
for ( i = 0; i < s.size(); ++i ) {
@ -2873,8 +2901,8 @@ void gen_runway_lights( const TGRunway& rwy_info, float alt_m,
if ( rwy_info.reil1 > 0 /* Has REIL lighting */
|| rwy_info.alc1_flag == 11 /* ODALS Omni-directional approach light system */
|| ( rwy_info.edge_lights > 0 && rwy_info.alc1_flag == 0 ) /* Has edge lighting, but no
approach lighting */ )
|| ( rwy_info.edge_lights > 0 && rwy_info.alc1_flag == 0 && !rwy_info.type == 102 ) /* Has edge lighting, but no
approach lighting and is not a heliport */ )
{
// forward direction
cout << "threshold lights for forward direction" << endl;
@ -2886,8 +2914,8 @@ void gen_runway_lights( const TGRunway& rwy_info, float alt_m,
}
if ( rwy_info.reil2 > 0 /* Has REIL lighting */
|| rwy_info.alc2_flag == 11 /* ODALS Omni-directional approach light system */
|| ( rwy_info.edge_lights > 0 && rwy_info.alc2_flag == 0 ) /* Has edge lighting, but no
approach lighting */ )
|| ( rwy_info.edge_lights > 0 && rwy_info.alc2_flag == 0 && !rwy_info.type == 102 ) /* Has edge lighting, but no
approach lighting and is not a heliport */ )
{
// reverse direction
cout << "threshold lights for reverse direction" << endl;