From: curt <curt>
Date: Sat, 3 Apr 1999 04:20:01 +0000 (+0000)
Subject: Optimizations (tm) by Norman Vine.
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=602ac3e67b862dd96f13b99af60c47459425ec8a;p=flightgear.git

Optimizations (tm) by Norman Vine.
---

diff --git a/FDM/JSBsim.cxx b/FDM/JSBsim.cxx
index 4872c6b9d..b8aa1dff0 100644
--- a/FDM/JSBsim.cxx
+++ b/FDM/JSBsim.cxx
@@ -248,12 +248,19 @@ int fgJSBsim_2_FGInterface (FGInterface& f) {
     //                        D_pilot_above_rwy );
     // f.set_Pilot_Rwy_Rwy( X_pilot_rwy, Y_pilot_rwy, H_pilot_rwy );
 
+    f.set_sin_lat_geocentric( lat_geoc );
+    f.set_cos_lat_geocentric( lat_geoc );
+    f.set_sin_cos_longitude( lon );
+    f.set_sin_cos_latitude( lat_geod );
 
     return 0;
 }
 
 
 // $Log$
+// Revision 1.4  1999/04/03 04:20:01  curt
+// Optimizations (tm) by Norman Vine.
+//
 // Revision 1.3  1999/02/26 22:09:10  curt
 // Added initial support for native SGI compilers.
 // Integrated Jon's next version of JSBsim.
diff --git a/FDM/LaRCsim.cxx b/FDM/LaRCsim.cxx
index 22f75966a..b647f0340 100644
--- a/FDM/LaRCsim.cxx
+++ b/FDM/LaRCsim.cxx
@@ -47,7 +47,7 @@ int fgLaRCsimUpdate(FGInterface& f, int multiloop) {
     double save_alt = 0.0;
 
     // lets try to avoid really screwing up the LaRCsim model
-    if ( f.get_Altitude() < -9000 ) {
+    if ( f.get_Altitude() < -9000.0 ) {
 	save_alt = f.get_Altitude();
 	f.set_Altitude( 0.0 );
     }
@@ -389,12 +389,25 @@ int fgLaRCsim_2_FGInterface (FGInterface& f) {
     //                        D_pilot_above_rwy );
     // f.set_Pilot_Rwy_Rwy( X_pilot_rwy, Y_pilot_rwy, H_pilot_rwy );
 
+    f.set_sin_lat_geocentric(Lat_geocentric);
+    f.set_cos_lat_geocentric(Lat_geocentric);
+    f.set_sin_cos_longitude(Longitude);
+    f.set_sin_cos_latitude(Latitude);
+
+    // printf("sin_lat_geo %f  cos_lat_geo %f\n", sin_Lat_geoc, cos_Lat_geoc);
+    // printf("sin_lat     %f  cos_lat     %f\n", 
+    //        f.get_sin_latitude(), f.get_cos_latitude());
+    // printf("sin_lon     %f  cos_lon     %f\n",
+    //        f.get_sin_longitude(), f.get_cos_longitude());
 
     return 0;
 }
 
 
 // $Log$
+// Revision 1.12  1999/04/03 04:20:02  curt
+// Optimizations (tm) by Norman Vine.
+//
 // Revision 1.11  1999/02/05 21:28:58  curt
 // Modifications to incorporate Jon S. Berndts flight model code.
 //
diff --git a/FDM/flight.cxx b/FDM/flight.cxx
index 734d250fc..f17342687 100644
--- a/FDM/flight.cxx
+++ b/FDM/flight.cxx
@@ -110,7 +110,7 @@ int fgFDMInit(int model, FGInterface& f, double dt) {
 	fgExternalInit(base_fdm_state);
     } else {
 	FG_LOG( FG_FLIGHT, FG_WARN,
-		  "Unimplemented flight model == " << model );
+		"Unimplemented flight model == " << model );
     }
 
     // set valid time for this record
@@ -195,6 +195,9 @@ void fgFDMSetGroundElevation(int model, double ground_meters) {
 
 
 // $Log$
+// Revision 1.17  1999/04/03 04:20:03  curt
+// Optimizations (tm) by Norman Vine.
+//
 // Revision 1.16  1999/02/26 22:09:12  curt
 // Added initial support for native SGI compilers.
 // Integrated Jon's next version of JSBsim.
diff --git a/FDM/flight.hxx b/FDM/flight.hxx
index 9edf224e3..d73f37389 100644
--- a/FDM/flight.hxx
+++ b/FDM/flight.hxx
@@ -794,6 +794,47 @@ public:
     // Extrapolate FDM based on time_offset (in usec)
     void extrapolate( int time_offset );
 
+    // sin/cos lat_geocentric
+    double sin_lat_geocentric;
+    double cos_lat_geocentric;
+    inline void set_sin_lat_geocentric(double parm) {
+	sin_lat_geocentric = sin(parm);
+    }
+    inline void set_cos_lat_geocentric(double parm) {
+	cos_lat_geocentric = cos(parm);
+    }
+    inline double get_sin_lat_geocentric(void) const {
+	return sin_lat_geocentric;
+    }
+    inline double get_cos_lat_geocentric(void) const {
+	return cos_lat_geocentric;
+    }
+
+    double sin_longitude;
+    double cos_longitude;
+    inline void set_sin_cos_longitude(double parm) {
+	sin_longitude = sin(parm);
+	cos_longitude = cos(parm);
+    }
+    inline double get_sin_longitude(void) const {
+	return sin_longitude;
+    }
+    inline double get_cos_longitude(void) const {
+	return cos_longitude;
+    }
+	
+    double sin_latitude;
+    double cos_latitude;
+    inline void set_sin_cos_latitude(double parm) {
+	sin_latitude = sin(parm);
+	cos_latitude = cos(parm);
+    }
+    inline double get_sin_latitude(void) const {
+	return sin_latitude;
+    }
+    inline double get_cos_latitude(void) const {
+	return cos_latitude;
+    }
 };
 
 
@@ -819,6 +860,9 @@ void fgFDMSetGroundElevation(int model, double alt_meters);
 
 
 // $Log$
+// Revision 1.14  1999/04/03 04:20:04  curt
+// Optimizations (tm) by Norman Vine.
+//
 // Revision 1.13  1999/02/05 21:29:02  curt
 // Modifications to incorporate Jon S. Berndts flight model code.
 //