#include "AIMultiplayer.hxx"
-#include <simgear/scene/util/SGNodeMasks.hxx>
// #define SG_DEBUG SG_ALERT
-FGAIMultiplayer::FGAIMultiplayer() : FGAIBase(otMultiplayer) {
+FGAIMultiplayer::FGAIMultiplayer() :
+ FGAIBase(otMultiplayer, false)
+{
no_roll = false;
mTimeOffsetSet = false;
mAllowExtrapolation = true;
mLagAdjustSystemSpeed = 10;
+ mLastTimestamp = 0;
+ lastUpdateTime = 0;
- aip.getSceneGraph()->setNodeMask(~SG_NODEMASK_TERRAIN_BIT);
-
-}
-
+}
FGAIMultiplayer::~FGAIMultiplayer() {
}
// extract the position
pos = SGGeod::fromCart(ecPos);
+ double recent_alt_ft = altitude_ft;
altitude_ft = pos.getElevationFt();
+ // expose a valid vertical speed
+ if (lastUpdateTime != 0)
+ {
+ double dT = curtime - lastUpdateTime;
+ double Weighting=1;
+ if (dt < 1.0)
+ Weighting = dt;
+ // simple smoothing over 1 second
+ vs = (1.0-Weighting)*vs + Weighting * (altitude_ft - recent_alt_ft) / dT * 60;
+ }
+ lastUpdateTime = curtime;
+
// The quaternion rotating from the earth centered frame to the
// horizontal local frame
SGQuatf qEc2Hl = SGQuatf::fromLonLatRad((float)pos.getLongitudeRad(),