fly/flightgear
1
0
Fork 0
Code Activity

Tested and working under Linux. I have no way to test this under windows.

Browse source 
If there is a windows problem, look very carefully at the line termination
with a serial port monitor.  It should be \r\n (CR-LF), not \n, not \r\r\n
or any other possible variant.
This commit is contained in:
curt 2006-08-22 00:58:25 +00:00
parent 2fc8a4bb4b
commit e1edf2366a
1 changed files with 21 additions and 19 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

40
src/Network/AV400.cxx
View file

@ -80,7 +80,7 @@ bool FGAV400::gen_message() {
double min;
// create msg_z
sprintf( msg_z, "z%05.0f\r\n", cur_fdm_state->get_Altitude() );
sprintf( msg_z, "z%05.0f\n", cur_fdm_state->get_Altitude() );
// create msg_A
sprintf( msg_A, "A");
@ -94,7 +94,7 @@ bool FGAV400::gen_message() {
}
deg = (int)latd;
min = (latd - (double)deg) * 60.0 * 100.0;
sprintf( msg_A, "A%c %02d %04.0f\r\n", dir, deg, min);
sprintf( msg_A, "A%c %02d %04.0f\n", dir, deg, min);
// create msg_B
double lond = cur_fdm_state->get_Longitude() * SGD_RADIANS_TO_DEGREES;
@ -106,21 +106,24 @@ bool FGAV400::gen_message() {
}
deg = (int)lond;
min = (lond - (double)deg) * 60.0 * 100.0;
sprintf( msg_B, "B%c %03d %04.0f\r\n", dir, deg, min);
sprintf( msg_B, "B%c %03d %04.0f\n", dir, deg, min);
// create msg_C
float magdeg = fgGetDouble( "/environment/magnetic-variation-deg" );
double vn = fgGetDouble( "/velocities/speed-north-fps" );
double ve = fgGetDouble( "/velocities/speed-east-fps" );
double gnd_trk_true = atan2( ve, vn ) * SGD_RADIANS_TO_DEGREES;
if ( gnd_trk_true < 0.0 ) { gnd_trk_true += 360.0; }
sprintf( msg_C, "C%03.0f\r\n", gnd_trk_true);
double gnd_trk_mag = gnd_trk_true - magdeg;
if ( gnd_trk_mag < 0.0 ) { gnd_trk_mag += 360.0; }
if ( gnd_trk_mag >= 360.0 ) { gnd_trk_mag -= 360.0; }
sprintf( msg_C, "C%03.0f\n", gnd_trk_mag);
// create msg_D
double speed_kt = sqrt( vn*vn + ve*ve ) * SG_FPS_TO_KT;
if ( speed_kt > 999.0 ) {
speed_kt = 999.0;
}
sprintf( msg_D, "D%03.0f\r\n", speed_kt);
sprintf( msg_D, "D%03.0f\n", speed_kt);
// create msg_E (not implemented)
// create msg_G (not implemented)
@ -129,24 +132,23 @@ bool FGAV400::gen_message() {
// create msg_L (not implemented)
// create msg_Q
float magdeg = fgGetDouble( "/environment/magnetic-variation-deg" );
if ( magdeg < 0.0 ) {
magdeg = -magdeg;
dir = 'W';
} else {
dir = 'E';
}
sprintf( msg_Q, "Q%c%03.0f\r\n", dir, magdeg * 10.0 );
sprintf( msg_Q, "Q%c%03.0f\n", dir, magdeg * 10.0 );
// create msg_S (not implemented)
// create msg_T
sprintf( msg_T, "T---------\r\n" );
sprintf( msg_T, "T---------\n" );
// create msg_l (not implemented)
// sentence type 2
sprintf( msg_type2, "w01%c\r\n", (char)65 );
sprintf( msg_type2, "w01%c\n", (char)64 );
// assemble message
string sentence;
@ -156,21 +158,21 @@ bool FGAV400::gen_message() {
sentence += msg_B; // longitude
sentence += msg_C; // ground track
sentence += msg_D; // ground speed (kt)
sentence += "E-----\r\n";
sentence += "G-----\r\n";
sentence += "I----\r\n";
sentence += "K-----\r\n";
sentence += "L----\r\n";
// sentence += "E-----\n";
// sentence += "G-----\n";
// sentence += "I----\n";
// sentence += "K-----\n";
// sentence += "L----\n";
sentence += msg_Q; // magvar
sentence += "S-----\r\n";
// sentence += "S-----\n";
sentence += msg_T; // end of type 1 messages (must be sent)
sentence += msg_type2; // type2 message
sentence += "l------\r\n";
// sentence += "l------\n";
sentence += '\003'; // ETX
cout << sentence;
// cout << sentence;
length = sentence.length();
// cout << endl << "length = " << length << endl;
strncpy( buf, sentence.c_str(), length );
return true;