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Fix displaced threshold calculation and convert measurements to meters

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This commit is contained in:
Christian Schmitt 2012-08-12 00:36:00 +02:00
parent 9604ec8fad
commit 9918956c45
1 changed files with 8 additions and 8 deletions
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16
src/Airports/GenAirports850/rwy_gen.cxx
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@ -591,15 +591,15 @@ void Runway::gen_rwy( superpoly_list *rwy_polys,
if ( rwy.threshold[rwhalf] > 0.0 ) { if ( rwy.threshold[rwhalf] > 0.0 ) {
SG_LOG( SG_GENERAL, SG_DEBUG, "Displaced threshold for RW side " << rwhalf << " is " << rwy.threshold[rwhalf] ); SG_LOG( SG_GENERAL, SG_DEBUG, "Displaced threshold for RW side " << rwhalf << " is " << rwy.threshold[rwhalf] );
// reserve 90' for final arrows // reserve 24m for final arrows
double thresh = rwy.threshold[rwhalf] - 90.0 * SG_FEET_TO_METER; double thresh = rwy.threshold[rwhalf] - 24.0;
// number of full center arrows // number of full center arrows, each 60m long
int count = (int)(thresh / 200.0 * SG_FEET_TO_METER); int count = (int)( thresh / 60.0 );
// length of starting partial arrow // length of starting partial arrow
double part_len = thresh - ( count * 200.0 * SG_FEET_TO_METER); double part_len = thresh - ( count * 60.0);
double tex_pct = (200.0 * SG_FEET_TO_METER - part_len) / 200.0 * SG_FEET_TO_METER; double tex_pct = (60.0 - part_len) / 60.0;
// starting (possibly partial chunk) // starting (possibly partial chunk)
start1_pct = end1_pct; start1_pct = end1_pct;
@ -618,7 +618,7 @@ void Runway::gen_rwy( superpoly_list *rwy_polys,
// main chunks // main chunks
for ( int i = 0; i < count; ++i ) { for ( int i = 0; i < count; ++i ) {
start1_pct = end1_pct; start1_pct = end1_pct;
end1_pct = start1_pct + ( 200.0 * SG_FEET_TO_METER / length ); end1_pct = start1_pct + ( 60.0 / length );
gen_runway_section( runway_half, gen_runway_section( runway_half,
start1_pct, end1_pct, start1_pct, end1_pct,
0.0, 1.0, 0.0, 1.0,
@ -633,7 +633,7 @@ void Runway::gen_rwy( superpoly_list *rwy_polys,
// final arrows // final arrows
start1_pct = end1_pct; start1_pct = end1_pct;
end1_pct = start1_pct + ( 90.0 * SG_FEET_TO_METER / length ); end1_pct = start1_pct + ( 24.0 / length );
gen_runway_section( runway_half, gen_runway_section( runway_half,
start1_pct, end1_pct, start1_pct, end1_pct,
0.0, 1.0, 0.0, 1.0,