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reverting a small part; shouldn't make a difference, though

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mfranz 2007-05-15 21:37:16 +00:00
parent 5bbd649b5a
commit b0fd3deeb0
1 changed files with 8 additions and 7 deletions
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15
src/AIModel/AIBallistic.cxx
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@ -233,12 +233,12 @@ void FGAIBallistic::Run(double dt) {
// Adjust Cd by Mach number. The equations are based on curves
// for a conventional shell/bullet (no boat-tail).
if (Mach >= 1.2)
Cdm = 0.2965 * pow ( Mach, -1.1506 ) + _Cd;
else if (Mach >= 0.7)
Cdm = 0.3742 * pow ( Mach, 2) - 0.252 * Mach + 0.0021 + _Cd;
else
if (Mach < 0.7)
Cdm = 0.0125 * Mach + _Cd;
else if (Mach < 1.2 )
Cdm = 0.3742 * pow(Mach, 2) - 0.252 * Mach + 0.0021 + _Cd;
else
Cdm = 0.2965 * pow(Mach, -1.1506) + _Cd;
//cout << " Mach , " << Mach << " , Cdm , " << Cdm << " ballistic speed kts //"<< speed << endl;
@ -296,7 +296,7 @@ void FGAIBallistic::Run(double dt) {
// recalculate total speed
speed = sqrt( vs * vs + hs * hs) / SG_KT_TO_FPS;
if (_impact && !_impact_data && vs < 0)
if (_impact && !_impact_data)
handle_impact();
// set destruction flag if altitude less than sea level -1000
@ -333,7 +333,7 @@ void FGAIBallistic::handle_impact() {
_ht_agl_ft = pos.getElevationFt() - elevation_m * SG_METER_TO_FEET;
// report impact by setting tied variables
// report impact by setting property-tied variables
if (_ht_agl_ft <= 0) {
_impact_data = true;
@ -344,6 +344,7 @@ void FGAIBallistic::handle_impact() {
_impact_energy = (_mass * slugs_to_kgs) * _impact_speed
* _impact_speed / (2 * 1000);
// and inform the owner
if (_impact_report_node)
_impact_report_node->setStringValue(props->getPath());
}