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Correctly position the PAPI lights around the center and enable

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left/right-handed PAPI versions
This commit is contained in:
Christian Schmitt 2011-11-17 10:24:33 +01:00
parent b583e8d0f0
commit 18b2c8a51a
1 changed files with 65 additions and 27 deletions
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92
src/Airports/GenAirports850/object.cxx
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@ -14,17 +14,15 @@ void LightingObj::BuildBtg( int alt_m, superpoly_list* lights )
point_list lightobj; lightobj.clear();
point_list normals; normals.clear();
Point3D ref;
double lon2 = 0, lat2 = 0, r;
double left_hdg = heading - 90.0;
if ( left_hdg < 0 ) { left_hdg += 360.0; }
ref.setlat( lat );
ref.setlon( lon );
if ( left_hdg < 0 ) { left_hdg += 360.0; }
if ( glideslope < 0.5 ) {
glideslope = 3.0;
}
@ -65,33 +63,73 @@ void LightingObj::BuildBtg( int alt_m, superpoly_list* lights )
// We know our normal, now create the lights
SG_LOG(SG_GENERAL, SG_DEBUG, "Generating PAPI = " << assoc_rw);
Point3D pt1;
// unit1
Point3D pt1 = ref;
lightobj.push_back( pt1 );
normals.push_back( normal );
if (type == 2)
{
SG_LOG(SG_GENERAL, SG_DEBUG, "Generating PAPI 4L = " << assoc_rw);
// unit2
geo_direct_wgs_84 ( alt_m, pt1.lat(), pt1.lon(), left_hdg,
30 * SG_FEET_TO_METER, &lat2, &lon2, &r );
pt1 = Point3D( lon2, lat2, 0.0 );
lightobj.push_back( pt1 );
normals.push_back( normal );
// unit1
geo_direct_wgs_84 ( alt_m, ref.lat(), ref.lon(), left_hdg,
-45 * SG_FEET_TO_METER, &lat2, &lon2, &r );
pt1 = Point3D( lon2, lat2, 0.0 );
lightobj.push_back( pt1 );
normals.push_back( normal );
// unit3
geo_direct_wgs_84 ( alt_m, pt1.lat(), pt1.lon(), left_hdg,
30 * SG_FEET_TO_METER, &lat2, &lon2, &r );
pt1 = Point3D( lon2, lat2, 0.0 );
lightobj.push_back( pt1 );
normals.push_back( normal );
// unit2
geo_direct_wgs_84 ( alt_m, pt1.lat(), pt1.lon(), left_hdg,
30 * SG_FEET_TO_METER, &lat2, &lon2, &r );
pt1 = Point3D( lon2, lat2, 0.0 );
lightobj.push_back( pt1 );
normals.push_back( normal );
// unit4
geo_direct_wgs_84 ( alt_m, pt1.lat(), pt1.lon(), left_hdg,
30 * SG_FEET_TO_METER, &lat2, &lon2, &r );
pt1 = Point3D( lon2, lat2, 0.0 );
lightobj.push_back( pt1 );
normals.push_back( normal );
// unit3
geo_direct_wgs_84 ( alt_m, pt1.lat(), pt1.lon(), left_hdg,
30 * SG_FEET_TO_METER, &lat2, &lon2, &r );
pt1 = Point3D( lon2, lat2, 0.0 );
lightobj.push_back( pt1 );
normals.push_back( normal );
// unit4
geo_direct_wgs_84 ( alt_m, pt1.lat(), pt1.lon(), left_hdg,
30 * SG_FEET_TO_METER, &lat2, &lon2, &r );
pt1 = Point3D( lon2, lat2, 0.0 );
lightobj.push_back( pt1 );
normals.push_back( normal );
}
if (type == 3)
{
SG_LOG(SG_GENERAL, SG_DEBUG, "Generating PAPI 4R = " << assoc_rw);
// unit1
geo_direct_wgs_84 ( alt_m, ref.lat(), ref.lon(), left_hdg,
45 * SG_FEET_TO_METER, &lat2, &lon2, &r );
pt1 = Point3D( lon2, lat2, 0.0 );
lightobj.push_back( pt1 );
normals.push_back( normal );
// unit2
geo_direct_wgs_84 ( alt_m, pt1.lat(), pt1.lon(), left_hdg,
-30 * SG_FEET_TO_METER, &lat2, &lon2, &r );
pt1 = Point3D( lon2, lat2, 0.0 );
lightobj.push_back( pt1 );
normals.push_back( normal );
// unit3
geo_direct_wgs_84 ( alt_m, pt1.lat(), pt1.lon(), left_hdg,
-30 * SG_FEET_TO_METER, &lat2, &lon2, &r );
pt1 = Point3D( lon2, lat2, 0.0 );
lightobj.push_back( pt1 );
normals.push_back( normal );
// unit4
geo_direct_wgs_84 ( alt_m, pt1.lat(), pt1.lon(), left_hdg,
-30 * SG_FEET_TO_METER, &lat2, &lon2, &r );
pt1 = Point3D( lon2, lat2, 0.0 );
lightobj.push_back( pt1 );
normals.push_back( normal );
}
TGPolygon lights_poly; lights_poly.erase();
TGPolygon normals_poly; normals_poly.erase();