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More work on runway markings.

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This commit is contained in:
curt 2000-08-24 03:49:05 +00:00
parent 29910a6fe3
commit c2c4feb872
1 changed files with 82 additions and 19 deletions
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101
src/Airports/GenAirports/build.cxx
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@ -133,7 +133,8 @@ static FGPolygon rwy_section_tex_coords( const FGPolygon& in_poly,
if ( tx < -1.0 ) { tx = -1.0; }
if ( tx > 1.0 ) { tx = 1.0; }
ty = (y - min.y()) / (max.y() - min.y());
// 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; }
@ -667,7 +668,8 @@ static void gen_simple_rwy( const FGRunway& rwy_info, const string& material,
// generate a section of runway
static void gen_precision_section( const FGRunway& rwy_info,
const FGPolygon& runway,
double start_pct, double end_pct,
double startl_pct, double endl_pct,
double startw_pct, double endw_pct,
double heading,
const string& material,
superpoly_list *rwy_polys,
@ -679,22 +681,41 @@ static void gen_precision_section( const FGRunway& rwy_info,
Point3D a2 = runway.get_pt(0, 0);
Point3D a3 = runway.get_pt(0, 3);
double dx = a1.x() - a0.x();
double dy = a1.y() - a0.y();
double dlx = a1.x() - a0.x();
double dly = a1.y() - a0.y();
cout << "start % = " << start_pct << " end % = " << end_pct << endl;
cout << "start len % = " << startl_pct
<< " end len % = " << endl_pct << endl;
Point3D p0 = Point3D( a0.x() + dx * start_pct,
a0.y() + dy * start_pct, 0);
Point3D t0 = Point3D( a0.x() + dlx * startl_pct,
a0.y() + dly * startl_pct, 0);
Point3D p1 = Point3D( a0.x() + dx * end_pct,
a0.y() + dy * end_pct, 0);
Point3D t1 = Point3D( a0.x() + dlx * endl_pct,
a0.y() + dly * endl_pct, 0);
Point3D p2 = Point3D( a2.x() + dx * start_pct,
a2.y() + dy * start_pct, 0);
Point3D t2 = Point3D( a2.x() + dlx * startl_pct,
a2.y() + dly * startl_pct, 0);
Point3D p3 = Point3D( a2.x() + dx * end_pct,
a2.y() + dy * end_pct, 0);
Point3D t3 = Point3D( a2.x() + dlx * endl_pct,
a2.y() + dly * endl_pct, 0);
double dwx = t0.x() - t2.x();
double dwy = t0.y() - t2.y();
cout << "start wid % = " << startw_pct
<< " end wid % = " << endw_pct << endl;
Point3D p0 = Point3D( t2.x() + dwx * startw_pct,
t2.y() + dwy * startw_pct, 0);
Point3D p1 = Point3D( t2.x() + dwx * endw_pct,
t2.y() + dwy * endw_pct, 0);
Point3D p2 = Point3D( t3.x() + dwx * startw_pct,
t3.y() + dwy * startw_pct, 0);
Point3D p3 = Point3D( t3.x() + dwx * endw_pct,
t3.y() + dwy * endw_pct, 0);
FGPolygon section;
section.erase();
@ -724,15 +745,20 @@ static void gen_precision_section( const FGRunway& rwy_info,
*accum = polygon_union( section, *accum );
double len = rwy_info.length / 2.0;
double start_len = len - ( len * start_pct );
double end_len = len - ( len * end_pct );
double start_len = len - ( len * startl_pct );
double end_len = len - ( len * endl_pct );
double wid = rwy_info.width;
double start_wid = wid / 2.0 - wid * startw_pct;
double end_wid = wid / 2.0 - wid * endw_pct;
FGTexParams tp;
tp = FGTexParams( Point3D( rwy_info.lon, rwy_info.lat, 0 ),
Point3D( end_len * FEET_TO_METER,
(rwy_info.width / 2.0) * FEET_TO_METER,
0 ),
end_wid * FEET_TO_METER,
0.0 ),
Point3D( start_len * FEET_TO_METER,
(-rwy_info.width / 2.0) * FEET_TO_METER,
start_wid * FEET_TO_METER,
0.0 ),
heading );
texparams->push_back( tp );
@ -818,34 +844,69 @@ static void gen_precision_rwy( const FGRunway& rwy_info, const string& material,
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
// Runway designation letter
//
start_pct = end_pct;
end_pct = start_pct + ( 90.0 / length );
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading,
"pa_left",
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_left",
rwy_polys, texparams, accum );
//
// Runway designation number(s)
//
start_pct = end_pct;
end_pct = start_pct + ( 90.0 / 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 );
//
// The rest ...
//
@ -854,12 +915,14 @@ static void gen_precision_rwy( const FGRunway& rwy_info, const string& material,
end_pct = 1.0;
gen_precision_section( rwy_info, runway_a,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading,
"Asphalt",
rwy_polys, texparams, accum );
gen_precision_section( rwy_info, runway_b,
start_pct, end_pct,
0.0, 1.0,
rwy_info.heading + 180.0,
"Asphalt",
rwy_polys, texparams, accum );