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Vivian MEAZZA: add support for aircraft radar signatures

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This commit is contained in:
mfranz
2007-06-24 08:09:07 +00:00
parent 5cb04946b0
commit cd5a720211
2 changed files with 23 additions and 9 deletions
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14
simgear/environment/visual_enviro.cxx
View File

@@ -1,6 +1,9 @@
// Visual environment helper class
//
// Written by Harald JOHNSEN, started April 2005.
// Minor changes/additions by Vivian Meazza Apr- May 2007
//
// Ported to OSG by Tim Moore Jun 2007
//
// Copyright (C) 2005 Harald JOHNSEN - hjohnsen@evc.net
//
@@ -331,9 +334,7 @@ void SGEnviro::setLight(sgVec4 adj_fog_color) {
}
}
void SGEnviro::callback_cloud(float heading, float alt, float radius, int family, float dist, int cloudId) {
// OSGFIXME
return;
void SGEnviro::callback_cloud(float bearing, float alt, float radius, int family, float dist, int cloudId) {
// send data to wx radar
// compute turbulence
// draw precipitation
@@ -405,9 +406,10 @@ void SGEnviro::callback_cloud(float heading, float alt, float radius, int family
LWC = 0.29*2.0;
break;
}
// add to the list for the wxRadar instrument
if( LWC > 0.0 )
radarEcho.push_back( SGWxRadarEcho ( heading, alt, radius, dist, LWC, false, cloudId ) );
radarEcho.push_back( SGWxRadarEcho ( bearing, alt, radius, dist, 0.0 , LWC, false, cloudId, false ) );
// NB:data valid only from cockpit view
@@ -420,7 +422,7 @@ void SGEnviro::callback_cloud(float heading, float alt, float radius, int family
orig.setlon(last_lon * SG_DEGREES_TO_RADIANS );
orig.setelev(0.0);
dist = sgSqrt(dist);
dest = calc_gc_lon_lat(orig, heading, dist);
dest = calc_gc_lon_lat(orig, bearing, dist);
lon = dest.lon() * SG_RADIANS_TO_DEGREES;
lat = dest.lat() * SG_RADIANS_TO_DEGREES;
addLightning( lon, lat, alt );
@@ -712,7 +714,7 @@ void SGLightning::lt_Render(void) {
glTranslatef( ax, ay, -sgEnviro.last_alt );
sgEnviro.radarEcho.push_back( SGWxRadarEcho ( course, 0.0, 0.0, dist, age, true, 0 ) );
sgEnviro.radarEcho.push_back( SGWxRadarEcho ( course, 0.0, 0.0, dist, 0.0, age, true, 0, false ) );
for( int n = 0 ; n < nb_tree ; n++ ) {
if( lt_tree[n].prev < 0 )

18
simgear/environment/visual_enviro.hxx
View File

@@ -1,6 +1,9 @@
// Visual environment helper class
//
// Written by Harald JOHNSEN, started April 2005.
// Minor changes/additions by Vivian Meazza Apr- May 2007
//
// Ported to OSG by Tim Moore Jun 2007
//
// Copyright (C) 2005 Harald JOHNSEN - hjohnsen@evc.net
//
@@ -40,23 +43,32 @@ class SGSoundMgr;
*/
class SGWxRadarEcho {
public:
SGWxRadarEcho(float _heading, float _alt, float _radius, float _dist, double _LWC, bool _lightning, int _cloudId) :
SGWxRadarEcho(float _bearing, float _alt, float _radius, float _dist, float _heading,
double _LWC, bool _lightning, int _cloudId, bool _aircraft) :
bearing (_bearing),
heading( _heading ),
alt ( _alt ),
radius ( _radius ),
dist ( _dist ),
LWC ( _LWC ),
lightning ( _lightning ),
aircraft ( _aircraft ),
cloudId ( _cloudId )
{}
/** the heading in radian is versus north */
float heading;
/** the heading and bearing in radian are versus north */
float bearing, heading;
float alt, radius, dist;
/** reflectivity converted to liquid water content. */
double LWC;
/** if true then this data is for a lightning else it is for water echo. */
bool lightning;
/** if true then this data is for an aircraft */
bool aircraft;
/** Unique identifier of cloud */
int cloudId;
};