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[helipad] Maintenance

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scttgs0 2023-05-14 11:16:44 -05:00
parent 95c62c0f30
commit 9a2a4cdb25
2 changed files with 96 additions and 106 deletions
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168
src/Airports/GenAirports/helipad.cxx
View file

@ -17,11 +17,11 @@
#include <simgear/debug/logstream.hxx>
#include <simgear/math/sg_geodesy.hxx>
#include "global.hxx"
#include "apt_math.hxx"
#include "debug.hxx"
#include "global.hxx"
#include "helipad.hxx"
#include "runway.hxx"
#include "debug.hxx"
Helipad::Helipad(char* definition)
@ -32,22 +32,13 @@ Helipad::Helipad(char* definition)
// "H1 21.30433555 -157.85586778 0.00 10.70 10.70 2 0 0 0.25 0\r"
std::istringstream ss(definition);
ss >> heli.designator
>> heli.lat
>> heli.lon
>> heli.heading
>> heli.length
>> heli.width
>> heli.surface
>> heli.marking
>> heli.shoulder
>> heli.smoothness
>> heli.edge_lights;
ss >> heli.designator >> heli.lat >> heli.lon >> heli.heading >> heli.length >> heli.width >> heli.surface >> heli.marking >> heli.shoulder >> heli.smoothness >> heli.edge_lights;
TG_LOG(SG_GENERAL, SG_DEBUG, "Read helipad: (" << heli.lon << "," << heli.lat << ") heading: " << heli.heading << " length: " << heli.length << " width: " << heli.width );
TG_LOG(SG_GENERAL, SG_DEBUG, "Read helipad: (" << heli.lon << "," << heli.lat << ") heading: " << heli.heading << " length: " << heli.length << " width: " << heli.width);
}
tglightcontour_list Helipad::gen_helipad_lights(double maxsize) {
tglightcontour_list Helipad::gen_helipad_lights(double maxsize)
{
tglightcontour_list result;
// Vector calculation
@ -57,30 +48,30 @@ tglightcontour_list Helipad::gen_helipad_lights(double maxsize) {
tgContour area = gen_helipad_area_w_extend(0.0, 0.0);
tgLightContour yellow;
yellow.SetType( "RWY_YELLOW_LIGHTS" );
for ( unsigned int i = 0; i < area.GetSize(); ++i ) {
yellow.SetType("RWY_YELLOW_LIGHTS");
for (unsigned int i = 0; i < area.GetSize(); ++i) {
double dist, course, cs;
SGGeodesy::inverse(area.GetNode(i), area.GetNode(i==3 ? 0 : i+1), course, cs, dist );
SGGeodesy::inverse(area.GetNode(i), area.GetNode(i == 3 ? 0 : i + 1), course, cs, dist);
int divs = (int)(dist / 5.0);
double step = dist/divs;
double step = dist / divs;
SGGeod pt = area.GetNode(i);
for (int j = 0; j < divs; ++j) {
pt = SGGeodesy::direct(pt, course, step );
yellow.AddLight( pt, vec );
pt = SGGeodesy::direct(pt, course, step);
yellow.AddLight(pt, vec);
}
}
// Create a circle of yellow lights where the white texture circle is
for (int deg = 0; deg < 360; deg += 45){
yellow.AddLight( SGGeodesy::direct(GetLoc(), deg, maxsize * 0.46), vec );
for (int deg = 0; deg < 360; deg += 45) {
yellow.AddLight(SGGeodesy::direct(GetLoc(), deg, maxsize * 0.46), vec);
}
result.push_back( yellow );
result.push_back(yellow);
return result;
}
void Helipad::build_helipad_shoulders( const tgContour& outer_area )
void Helipad::build_helipad_shoulders(const tgContour& outer_area)
{
double shoulder_width, shoulder_heading;
std::string shoulder_mat;
@ -105,25 +96,25 @@ void Helipad::build_helipad_shoulders( const tgContour& outer_area )
tgPolygon shoulder_poly;
for (int i = 0; i < 4; ++i) {
shoulder_heading = SGMiscd::normalizePeriodic(0,360,shoulder_heading-90);
shoulder_heading = SGMiscd::normalizePeriodic(0, 360, shoulder_heading - 90);
shoulder_poly.Erase();
shoulder_poly.AddNode( 0, shoulder.GetNode( i ) );
shoulder_poly.AddNode( 0, shoulder.GetNode( i == 3 ? 0 : i+1 ) );
shoulder_poly.AddNode( 0, outer_area.GetNode( i == 3 ? 0 : i+1 ) );
shoulder_poly.AddNode( 0, outer_area.GetNode( i ) );
shoulder_poly.SetMaterial( shoulder_mat );
shoulder_poly.SetTexParams( shoulder_poly.GetNode(0, 1), shoulder_width, 5.0, shoulder_heading );
shoulder_poly.SetTexLimits( 1,1,0,0 );
shoulder_poly.SetTexMethod( TG_TEX_BY_TPS_CLIPU, 0.0, 0.0, 1.0, 1.0 );
shoulder_poly = tgPolygon::Snap( shoulder_poly, gSnap );
shoulder_polys.push_back( shoulder_poly );
shoulder_poly.AddNode(0, shoulder.GetNode(i));
shoulder_poly.AddNode(0, shoulder.GetNode(i == 3 ? 0 : i + 1));
shoulder_poly.AddNode(0, outer_area.GetNode(i == 3 ? 0 : i + 1));
shoulder_poly.AddNode(0, outer_area.GetNode(i));
shoulder_poly.SetMaterial(shoulder_mat);
shoulder_poly.SetTexParams(shoulder_poly.GetNode(0, 1), shoulder_width, 5.0, shoulder_heading);
shoulder_poly.SetTexLimits(1, 1, 0, 0);
shoulder_poly.SetTexMethod(TG_TEX_BY_TPS_CLIPU, 0.0, 0.0, 1.0, 1.0);
shoulder_poly = tgPolygon::Snap(shoulder_poly, gSnap);
shoulder_polys.push_back(shoulder_poly);
}
}
void Helipad::BuildBtg( tgpolygon_list& rwy_polys,
void Helipad::BuildBtg(tgpolygon_list& rwy_polys,
tglightcontour_list& rwy_lights,
tgcontour_list& slivers,
tgAccumulator& accum )
tgAccumulator& accum)
{
//
// Generate the basic helipad outlines
@ -131,16 +122,16 @@ void Helipad::BuildBtg( tgpolygon_list& rwy_polys,
double heli_size;
// helipad constructed as a square with width or length added around it
if ( heli.width == heli.length ) {
if (heli.width == heli.length) {
heli_size = heli.length;
} else if ( heli.width > heli.length ) {
} else if (heli.width > heli.length) {
heli_size = heli.length;
} else {
heli_size = heli.width;
}
tgContour helipad = gen_wgs84_area( GetLoc(), heli_size, 0, 0, heli_size, heli.heading, false);
helipad = tgContour::Snap( helipad, gSnap );
tgContour helipad = gen_wgs84_area(GetLoc(), heli_size, 0, 0, heli_size, heli.heading, false);
helipad = tgContour::Snap(helipad, gSnap);
std::string heli_mat, extra_mat;
if (heli.surface == 1) {
@ -152,67 +143,66 @@ void Helipad::BuildBtg( tgpolygon_list& rwy_polys,
}
// Clip the new polygon against what ever has already been created.
tgPolygon clipped = accum.Diff( helipad );
tgPolygon clipped = accum.Diff(helipad);
// tgPolygon::RemoveSlivers( clipped, slivers );
// Split long edges to create an object that can better flow with
// the surface terrain
tgPolygon heli_poly = tgPolygon::SplitLongEdges( clipped, 400.0 );
tgPolygon heli_poly = tgPolygon::SplitLongEdges(clipped, 400.0);
accum.Add( helipad );
accum.Add(helipad);
heli_poly.SetMaterial( heli_mat );
heli_poly.SetTexParams( helipad.GetNode(0), heli_size, heli_size, heli.heading );
heli_poly.SetTexLimits( 0,0,1,1 );
heli_poly.SetTexMethod( TG_TEX_BY_TPS_CLIPUV, -1.0, -1.0, 1.0, 1.0 );
rwy_polys.push_back( heli_poly );
heli_poly.SetMaterial(heli_mat);
heli_poly.SetTexParams(helipad.GetNode(0), heli_size, heli_size, heli.heading);
heli_poly.SetTexLimits(0, 0, 1, 1);
heli_poly.SetTexMethod(TG_TEX_BY_TPS_CLIPUV, -1.0, -1.0, 1.0, 1.0);
rwy_polys.push_back(heli_poly);
// Now generate the actual rectangle, and clip it with the square
// need areference point at the origin of the direction, in the middle of width
SGGeod ref = SGGeodesy::direct( SGGeod::fromDeg(heli.lon, heli.lat),
SGMiscd::normalizePeriodic(0, 360, heli.heading + 180 ),
heli.length/2 );
// need a reference point at the origin of the direction, in the middle of width
SGGeod ref = SGGeodesy::direct(SGGeod::fromDeg(heli.lon, heli.lat),
SGMiscd::normalizePeriodic(0, 360, heli.heading + 180),
heli.length / 2);
tgContour outer_area = gen_wgs84_rect( ref, heli.heading, heli.length, heli.width );
outer_area = tgContour::Snap( outer_area, gSnap );
tgContour outer_area = gen_wgs84_rect(ref, heli.heading, heli.length, heli.width);
outer_area = tgContour::Snap(outer_area, gSnap);
tgPolygon outer_poly = tgContour::Diff( outer_area, heli_poly );
clipped = accum.Diff( outer_poly );
tgPolygon outer_poly = tgContour::Diff(outer_area, heli_poly);
clipped = accum.Diff(outer_poly);
// tgPolygon::RemoveSlivers( clipped, slivers );
// Split long edges to create an object that can better flow with
// the surface terrain
tgPolygon extra_heli = tgPolygon::SplitLongEdges( clipped, 400.0 );
tgPolygon extra_heli = tgPolygon::SplitLongEdges(clipped, 400.0);
// Create the final output and push on to the runway super_polygon
// list
extra_heli.SetMaterial( extra_mat );
extra_heli.SetTexParams( outer_area.GetNode(0), 5.0, 5.0, heli.heading );
extra_heli.SetTexLimits( 1,1,0,0 );
extra_heli.SetTexMethod( TG_TEX_BY_TPS_NOCLIP );
rwy_polys.push_back( extra_heli );
accum.Add( extra_heli );
extra_heli.SetMaterial(extra_mat);
extra_heli.SetTexParams(outer_area.GetNode(0), 5.0, 5.0, heli.heading);
extra_heli.SetTexLimits(1, 1, 0, 0);
extra_heli.SetTexMethod(TG_TEX_BY_TPS_NOCLIP);
rwy_polys.push_back(extra_heli);
accum.Add(extra_heli);
build_helipad_shoulders( outer_area );
build_helipad_shoulders(outer_area);
if (heli.edge_lights)
{
if (heli.edge_lights) {
// Now generate the helipad lights
tglightcontour_list s = gen_helipad_lights(heli_size);
for ( unsigned int i = 0; i < s.size(); ++i ) {
rwy_lights.push_back( s[i] );
for (unsigned int i = 0; i < s.size(); ++i) {
rwy_lights.push_back(s[i]);
}
}
}
void Helipad::BuildBtg( tgpolygon_list& rwy_polys,
void Helipad::BuildBtg(tgpolygon_list& rwy_polys,
tglightcontour_list& rwy_lights,
tgcontour_list& slivers,
tgpolygon_list& apt_base_polys,
tgpolygon_list& apt_clearing_polys,
tgAccumulator& accum )
tgAccumulator& accum)
{
BuildBtg( rwy_polys, rwy_lights, slivers, accum );
BuildBtg(rwy_polys, rwy_lights, slivers, accum);
// generate area around helipad
double length, width;
@ -221,7 +211,7 @@ void Helipad::BuildBtg( tgpolygon_list& rwy_polys,
length = heli.length;
width = heli.width;
if ( (heli.shoulder == 1) || (heli.shoulder == 2 ) ) {
if ((heli.shoulder == 1) || (heli.shoulder == 2)) {
length += 12.0;
width += 12.0;
} else {
@ -229,42 +219,42 @@ void Helipad::BuildBtg( tgpolygon_list& rwy_polys,
width += 2.0;
}
base_contour = gen_helipad_area_w_extend(length * 0.25 , width * 0.25 );
base_contour = tgContour::Snap( base_contour, gSnap );
base.AddContour( base_contour );
base_contour = gen_helipad_area_w_extend(length * 0.25, width * 0.25);
base_contour = tgContour::Snap(base_contour, gSnap);
base.AddContour(base_contour);
// also clear a safe area around the pad
safe_base_contour = gen_helipad_area_w_extend( length * 0.5, width * 0.5 );
safe_base_contour = tgContour::Snap( safe_base_contour, gSnap );
safe_base.AddContour( safe_base_contour );
safe_base_contour = gen_helipad_area_w_extend(length * 0.5, width * 0.5);
safe_base_contour = tgContour::Snap(safe_base_contour, gSnap);
safe_base.AddContour(safe_base_contour);
// add this to the airport clearing
apt_clearing_polys.push_back( safe_base );
apt_clearing_polys.push_back(safe_base);
// and add the clearing to the base
apt_base_polys.push_back( base );
apt_base_polys.push_back(base);
}
void Helipad::BuildShoulder( tgpolygon_list& rwy_polys,
void Helipad::BuildShoulder(tgpolygon_list& rwy_polys,
tgcontour_list& slivers,
tgAccumulator& accum )
tgAccumulator& accum)
{
tgPolygon shoulder;
for (unsigned int i=0; i<shoulder_polys.size(); i++) {
for (unsigned int i = 0; i < shoulder_polys.size(); i++) {
shoulder = shoulder_polys[i];
// Clip the new polygon against what ever has already been created.
tgPolygon clipped = accum.Diff( shoulder );
tgPolygon clipped = accum.Diff(shoulder);
// tgPolygon::RemoveSlivers( clipped, slivers );
// Split long edges to create an object that can better flow with
// the surface terrain
tgPolygon split = tgPolygon::SplitLongEdges( clipped, 400.0 );
tgPolygon split = tgPolygon::SplitLongEdges(clipped, 400.0);
shoulder_polys[i] = split;
rwy_polys.push_back( shoulder_polys[i] );
rwy_polys.push_back(shoulder_polys[i]);
accum.Add( shoulder );
accum.Add(shoulder);
}
}

8
src/Airports/GenAirports/helipad.hxx
View file

@ -40,12 +40,12 @@ public:
tgpolygon_list& apt_clearing_polys,
tgAccumulator& accum);
SGGeod GetLoc()
SGGeod GetLoc() const
{
return SGGeod::fromDeg(heli.lon, heli.lat);
}
bool GetsShoulder()
bool GetsShoulder() const
{
return (heli.surface < 3) ? true : false;
}
@ -57,7 +57,7 @@ public:
private:
struct TGRunway {
// data for helipad
char designator[16];
std::string designator;
double lat;
double lon;
double heading;
@ -74,7 +74,7 @@ private:
// generate an area for a runway with expansion specified in meters
// (return result points in degrees)
tgContour gen_helipad_area_w_extend(double length_extend, double width_extend)
tgContour gen_helipad_area_w_extend(double length_extend, double width_extend) const
{
return (gen_wgs84_area(GetLoc(), heli.length + 2.0 * length_extend, 0.0, 0.0, heli.width + 2.0 * width_extend, heli.heading, false));
}