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Added non-precision and visual runway markings as well.

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curt 2000-08-24 22:15:25 +00:00
parent 05dd9aa7b3
commit 11a577a079
1 changed files with 435 additions and 8 deletions
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443
src/Airports/GenAirports/build.cxx
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@ -131,14 +131,14 @@ static FGPolygon rwy_section_tex_coords( const FGPolygon& in_poly,
tx = (x - min.x()) / (max.x() - min.x());
tx = ((int)(tx * 100)) / 100.0;
if ( tx < -1.0 ) { tx = -1.0; }
if ( tx > 1.0 ) { tx = 1.0; }
if ( tx < 0.01 ) { tx = 0.01; }
if ( tx > 0.99 ) { tx = 0.99; }
// ty = (y - min.y()) / (max.y() - min.y());
ty = (max.y() - y) / (max.y() - min.y());
ty = ((int)(ty * 100)) / 100.0;
if ( ty < -1.0 ) { ty = -1.0; }
if ( ty > 1.0 ) { ty = 1.0; }
if ( ty < 0.01 ) { ty = 0.01; }
if ( ty > 0.99 ) { ty = 0.99; }
t = Point3D( tx, ty, 0 );
cout << " (" << tx << ", " << ty << ")" << endl;
@ -1073,6 +1073,422 @@ static void gen_precision_rwy( const FGRunway& rwy_info, const string& material,
}
// generate a non-precision approach runway. The routine modifies
// rwy_polys, texparams, and accum. For specific details and
// dimensions of precision runway markings, please refer to FAA
// document AC 150/5340-1H
static void gen_non_precision_rwy( const FGRunway& rwy_info,
const string& material,
superpoly_list *rwy_polys,
texparams_list *texparams,
FGPolygon *accum )
{
//
// Generate the basic runway outlines
//
FGPolygon runway = gen_runway_w_mid( rwy_info );
// runway half "a"
FGPolygon runway_a;
runway_a.erase();
runway_a.add_node( 0, runway.get_pt(0, 0) );
runway_a.add_node( 0, runway.get_pt(0, 1) );
runway_a.add_node( 0, runway.get_pt(0, 2) );
runway_a.add_node( 0, runway.get_pt(0, 5) );
// runway half "b"
FGPolygon runway_b;
runway_b.erase();
runway_b.add_node( 0, runway.get_pt(0, 3) );
runway_b.add_node( 0, runway.get_pt(0, 4) );
runway_b.add_node( 0, runway.get_pt(0, 5) );
runway_b.add_node( 0, runway.get_pt(0, 2) );
Point3D p;
cout << "raw runway pts (a half)" << endl;
for ( int j = 0; j < runway_a.contour_size( 0 ); ++j ) {
p = runway_a.get_pt(0, j);
cout << " point = " << p << endl;
}
cout << "raw runway pts (b half)" << endl;
for ( int j = 0; j < runway_b.contour_size( 0 ); ++j ) {
p = runway_b.get_pt(0, j);
cout << " point = " << p << endl;
}
//
// Setup some variables and values to help us chop up the runway
// into its various sections
//
FGSuperPoly sp;
FGTexParams tp;
double length = rwy_info.length / 2.0;
if ( length < 1150 ) {
cout << "This runway is not long enough for non-precision markings!"
<< endl;
exit(-1);
}
double start_pct = 0;
double end_pct = 0;
//
// Threshold
//
end_pct = start_pct + ( 190.0 / length );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading,
"pa_threshold",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading + 180.0,
"pa_threshold",
rwy_polys, texparams, accum );
//
// Runway designation number(s)
//
start_pct = end_pct;
end_pct = start_pct + ( 100.0 / length );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.0, 0.231,
rwy_info.heading,
"pa_des_fill_n",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.231, 0.5,
rwy_info.heading,
"pa_three",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.5, 0.731,
rwy_info.heading,
"pa_three",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
1.0, 0.731,
rwy_info.heading,
"pa_des_fill_n",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.0, 0.231,
rwy_info.heading + 180.0,
"pa_des_fill_n",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.231, 0.5,
rwy_info.heading + 180.0,
"pa_three",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.5, 0.731,
rwy_info.heading + 180.0,
"pa_three",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
1.0, 0.731,
rwy_info.heading + 180.0,
"pa_des_fill_n",
rwy_polys, texparams, accum );
//
// Intermediate area before aiming point ...
//
start_pct = end_pct;
end_pct = start_pct + ( 360.0 / length );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading,
"pa_rest",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading + 180.0,
"pa_rest",
rwy_polys, texparams, accum );
start_pct = end_pct;
end_pct = start_pct + ( 360.0 / length );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading,
"pa_rest",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading + 180.0,
"pa_rest",
rwy_polys, texparams, accum );
//
// Aiming point
//
start_pct = end_pct;
end_pct = start_pct + ( 500 / length );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading,
"pa_aim",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading + 180.0,
"pa_aim",
rwy_polys, texparams, accum );
//
// The rest ...
//
start_pct = end_pct;
end_pct = 1.0;
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading,
"pa_rest",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading + 180.0,
"pa_rest",
rwy_polys, texparams, accum );
}
// generate a visual approach runway. The routine modifies rwy_polys,
// texparams, and accum. For specific details and dimensions of
// precision runway markings, please refer to FAA document AC
// 150/5340-1H
static void gen_visual_rwy( const FGRunway& rwy_info,
const string& material,
superpoly_list *rwy_polys,
texparams_list *texparams,
FGPolygon *accum )
{
//
// Generate the basic runway outlines
//
FGPolygon runway = gen_runway_w_mid( rwy_info );
// runway half "a"
FGPolygon runway_a;
runway_a.erase();
runway_a.add_node( 0, runway.get_pt(0, 0) );
runway_a.add_node( 0, runway.get_pt(0, 1) );
runway_a.add_node( 0, runway.get_pt(0, 2) );
runway_a.add_node( 0, runway.get_pt(0, 5) );
// runway half "b"
FGPolygon runway_b;
runway_b.erase();
runway_b.add_node( 0, runway.get_pt(0, 3) );
runway_b.add_node( 0, runway.get_pt(0, 4) );
runway_b.add_node( 0, runway.get_pt(0, 5) );
runway_b.add_node( 0, runway.get_pt(0, 2) );
Point3D p;
cout << "raw runway pts (a half)" << endl;
for ( int j = 0; j < runway_a.contour_size( 0 ); ++j ) {
p = runway_a.get_pt(0, j);
cout << " point = " << p << endl;
}
cout << "raw runway pts (b half)" << endl;
for ( int j = 0; j < runway_b.contour_size( 0 ); ++j ) {
p = runway_b.get_pt(0, j);
cout << " point = " << p << endl;
}
//
// Setup some variables and values to help us chop up the runway
// into its various sections
//
FGSuperPoly sp;
FGTexParams tp;
double length = rwy_info.length / 2.0;
if ( length < 1150 ) {
cout << "This runway is not long enough for non-precision markings!"
<< endl;
exit(-1);
}
double start_pct = 0;
double end_pct = 0;
//
// Runway designation number(s)
//
start_pct = end_pct;
end_pct = start_pct + ( 100.0 / length );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.0, 0.231,
rwy_info.heading,
"pa_des_fill_n",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.231, 0.5,
rwy_info.heading,
"pa_three",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.5, 0.731,
rwy_info.heading,
"pa_three",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
1.0, 0.731,
rwy_info.heading,
"pa_des_fill_n",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.0, 0.231,
rwy_info.heading + 180.0,
"pa_des_fill_n",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.231, 0.5,
rwy_info.heading + 180.0,
"pa_three",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.5, 0.731,
rwy_info.heading + 180.0,
"pa_three",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
1.0, 0.731,
rwy_info.heading + 180.0,
"pa_des_fill_n",
rwy_polys, texparams, accum );
//
// Intermediate area before aiming point ...
//
start_pct = end_pct;
end_pct = start_pct + ( 450.0 / length );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading,
"pa_rest",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading + 180.0,
"pa_rest",
rwy_polys, texparams, accum );
start_pct = end_pct;
end_pct = start_pct + ( 450.0 / length );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading,
"pa_rest",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading + 180.0,
"pa_rest",
rwy_polys, texparams, accum );
//
// Aiming point
//
start_pct = end_pct;
end_pct = start_pct + ( 500 / length );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading,
"pa_aim",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading + 180.0,
"pa_aim",
rwy_polys, texparams, accum );
//
// The rest ...
//
start_pct = end_pct;
end_pct = 1.0;
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading,
"pa_rest",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading + 180.0,
"pa_rest",
rwy_polys, texparams, accum );
}
// build 3d airport
void build_airport( string airport_raw, string_list& runways_raw,
const string& root ) {
@ -1205,14 +1621,25 @@ void build_airport( string airport_raw, string_list& runways_raw,
// precision runway markings
gen_precision_rwy( runways[i], material,
&rwy_polys, &texparams, &accum );
} else if ( type_flag == "R" ) {
// non-precision runway markings
gen_non_precision_rwy( runways[i], material,
&rwy_polys, &texparams, &accum );
} else if ( type_flag == "V" ) {
// visual runway markings
gen_visual_rwy( runways[i], material,
&rwy_polys, &texparams, &accum );
} else if ( type_flag == "B" ) {
// bouys (sea plane base)
gen_simple_rwy( runways[i], material,
&rwy_polys, &texparams, &accum );
} else {
// we don't know what this means, assume simple
gen_simple_rwy( runways[i], material,
&rwy_polys, &texparams, &accum );
// unknown runway code ... hehe, I know, let's just die
// right here so the programmer has to fix his code if a
// new code ever gets introduced. :-)
cout << "Unknown runway code in build.cxx:build_airport()" << endl;
cout << "dying ..." << endl;
exit(-1);
}
base = gen_runway_area( runways[i], 1.05, 1.5 );
@ -1232,7 +1659,7 @@ void build_airport( string airport_raw, string_list& runways_raw,
// generate convex hull
FGPolygon hull = convex_hull(apt_pts);
FGPolygon divided_hull = split_long_edges( hull, 500.0 );
FGPolygon divided_hull = split_long_edges( hull, 200.0 );
FGPolygon base_poly = polygon_diff( divided_hull, accum );
// write_polygon( base_poly, "base-raw" );