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Ron Jensen: Fix stopway length and order and create proper stopway texture.

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Thanks, Ron.
This commit is contained in:
Ralf Gerlich 2010-01-11 20:25:52 +01:00
parent 61ac48f3e5
commit 69eb4be737
2 changed files with 50 additions and 25 deletions
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4
src/Airports/GenAirports/build.cxx
View file

@ -337,10 +337,10 @@ static void build_runway( const TGRunway& rwy_info,
safe_base
= gen_runway_area_w_extend( rwy_info, 0.0, 40.0, 0.0, 0.0, 40.0 );
} else {
base = gen_runway_area_w_extend( rwy_info, 0.0, 20.0, -rwy_info.stopway1, -rwy_info.stopway2, 20.0 );
base = gen_runway_area_w_extend( rwy_info, 0.0, 20.0, -rwy_info.stopway1* SG_FEET_TO_METER, -rwy_info.stopway2* SG_FEET_TO_METER, 20.0 );
// also clear a safe area around the runway
safe_base
= gen_runway_area_w_extend( rwy_info, 0.0, 180.0, -rwy_info.stopway2, -rwy_info.stopway2, 50.0 );
= gen_runway_area_w_extend( rwy_info, 0.0, 180.0, -rwy_info.stopway1* SG_FEET_TO_METER, -rwy_info.stopway2* SG_FEET_TO_METER, 50.0 );
}
*apt_clearing = tgPolygonUnion(safe_base, *apt_clearing);

71
src/Airports/GenAirports/rwy_common.cxx
View file

@ -103,36 +103,61 @@ void gen_runway_stopway( const TGRunway& rwy_info,
texparams_list *texparams,
TGPolygon* accum ) {
const float length = rwy_info.length / 2.0 + 2.0;
double start1_pct = 0.0;
double start2_pct = 0.0;
double end1_pct = 0.0;
double end2_pct = 0.0;
double part_len = 0.0;
int count=0;
int i=0;
if (rwy_info.stopway1 > 0.0) {
/* Generate approach end stopway */
gen_runway_section( rwy_info,
runway_a,
- rwy_info.stopway1 / length, 0,
0.0, 1.0,
0.0, 1.0, 0.0, 1.0,
rwy_info.heading,
prefix,
"tiedown",
rwy_polys,
texparams,
accum);
count = (int) (rwy_info.stopway1 * 2.0/ rwy_info.width);
if(count < 1) count = 1;
part_len = rwy_info.stopway1 / (double) count;
for(i=0;i<count;i++)
{
start1_pct=end1_pct;
end1_pct = start1_pct + ( part_len / length );
gen_runway_section( rwy_info,
runway_b,
- end1_pct, -start1_pct,
0.0, 1.0,
0.0, 1.0, 0.0, 1.0, //last number is lengthwise
rwy_info.heading + 180.0,
prefix,
"stopway",
rwy_polys,
texparams,
accum);
}
}
if (rwy_info.stopway2 > 0.0) {
/* Generate reciprocal end stopway */
gen_runway_section( rwy_info,
runway_b,
- rwy_info.stopway2 / length, 0,
0.0, 1.0,
0.0, 1.0, 0.0, 1.0,
rwy_info.heading + 180.0,
prefix,
"tiedown",
rwy_polys,
texparams,
accum);
count = (int) (rwy_info.stopway2 * 2.0 / rwy_info.width);
if(count < 1) count = 1;
part_len = rwy_info.stopway2 / (double) count;
for(i=0;i<count;i++)
{
start2_pct=end2_pct;
end2_pct = start2_pct + ( part_len / length );
gen_runway_section( rwy_info,
runway_a,
- end2_pct, -start2_pct,
0.0, 1.0,
0.0, 1.0, 0.0, 1.0,
rwy_info.heading,
prefix,
"stopway",
rwy_polys,
texparams,
accum);
}
}
}
// generate a section of runway
void gen_runway_section( const TGRunway& rwy_info,
const TGPolygon& runway,