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Implement RAIL approach light system

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This commit is contained in:
Christian Schmitt 2012-10-25 12:54:57 +02:00
parent 8896dbcba8
commit 9587d6d292
2 changed files with 37 additions and 26 deletions
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61
src/Airports/GenAirports850/lights.cxx
View file

@ -1169,17 +1169,27 @@ superpoly_list Runway::gen_alsf( const string &kind, bool recip )
}
// generate ODALS lights
TGSuperPoly Runway::gen_odals( bool recip )
// generate ODALS or REIL lights. Main differende between the two:
// ODALS is omnidirectional, REIL is unidirectional
TGSuperPoly Runway::gen_odals( const int kind, bool recip )
{
point_list lights; lights.clear();
point_list normals; normals.clear();
int i;
string flag;
// ODALS lighting is omni-directional, but we generate a normal as
// a placeholder to keep everything happy.
Point3D normal( 0.0, 0.0, 0.0 );
int i;
string flag, material;
Point3D normal;
if (kind == 0) {
// ODALS lighting is omni-directional, but we generate a normal as
// a placeholder to keep everything happy.
normal = Point3D::fromSGVec3( normalize(SGVec3d::fromGeod(GetStart())) );
material = "RWY_ODALS_LIGHTS";
} else {
// RAIL lights are directional
normal = gen_runway_light_vector( 3.0, recip );
material = "RWY_SEQUENCED_LIGHTS";
}
// determine the start point.
SGGeod ref, pt;
@ -1197,15 +1207,17 @@ TGSuperPoly Runway::gen_odals( bool recip )
left_hdg = SGMiscd::normalizePeriodic(0, 360, length_hdg - 90.0);
double offset = rwy.width / 2 + 14;
// offset 14m left of runway
pt = SGGeodesy::direct(ref, left_hdg, offset);
lights.push_back( Point3D::fromSGGeod(pt) );
normals.push_back( normal );
// offset 14m right of runway
pt = SGGeodesy::direct(ref, left_hdg, -offset);
lights.push_back( Point3D::fromSGGeod(pt) );
normals.push_back( normal );
if (kind == 0) {
// offset 14m left of runway
pt = SGGeodesy::direct(ref, left_hdg, offset);
lights.push_back( Point3D::fromSGGeod(pt) );
normals.push_back( normal );
// offset 14m right of runway
pt = SGGeodesy::direct(ref, left_hdg, -offset);
lights.push_back( Point3D::fromSGGeod(pt) );
normals.push_back( normal );
}
for ( i = 0; i < 5; ++i ) {
// offset 90m downwind
@ -1222,7 +1234,7 @@ TGSuperPoly Runway::gen_odals( bool recip )
TGSuperPoly result;
result.set_poly( lights_poly );
result.set_normals( normals_poly );
result.set_material( "RWY_ODALS_LIGHTS" );
result.set_material( material );
result.set_flag( flag );
@ -1682,18 +1694,17 @@ void Runway::gen_runway_lights( superpoly_list *lights ) {
}
else if ( rwy.approach_lights[side] == 11 /* ODALS Omni-directional approach light system */ ) {
TGSuperPoly s = gen_odals( recip );
TGSuperPoly s = gen_odals( 0, recip );
lights->push_back( s );
}
// RAIL: Sequenced strobes with no other approach lights
else if ( rwy.approach_lights[side] == 12 /* RAIL Runway alignment indicator lights */ ) {
TGSuperPoly s = gen_odals( 1, recip );
lights->push_back( s );
}
#if 0
////////////////////////////////////////////////////////////
// NOT IMPLIMENTED:
//
// code: 12 - RAIL Runway alignment indicator lights (icw other systems)
//
////////////////////////////////////////////////////////////
else if ( rwy.approach_lights[side] == -1 /* SALSF not supported by database */ ) {
superpoly_list s = gen_alsf( "P", recip );
for ( i = 0; i < s.size(); ++i ) {

2
src/Airports/GenAirports850/runway.hxx
View file

@ -164,7 +164,7 @@ private:
TGSuperPoly gen_reil( const int kind, bool recip );
superpoly_list gen_calvert( const string &kind, bool recip );
superpoly_list gen_alsf( const string &kind, bool recip );
TGSuperPoly gen_odals( bool recip );
TGSuperPoly gen_odals( const int kind, bool recip );
superpoly_list gen_ssalx( const string& kind, bool recip );
superpoly_list gen_malsx( const string& kind, bool recip );
};