public MissileAccelerationData CalculateMissileAcceleration(int targetRange, int burnDuration, int acceleration, AimAdjustment aimAdjustment, float roc)
{
int tableColumn;
float totalPositionAdjustment = _missilePositionAdjustmentTable.GetTotalMissileAdjustment(burnDuration, acceleration, aimAdjustment, out tableColumn);
var result = new MissileAccelerationData
{
TotalAcceleration = roc * burnDuration,
TotalPositionAdjustment = totalPositionAdjustment,
TableColumn = tableColumn,
TargetRange = targetRange,
BurnDuration = burnDuration,
ValidLaunch = true
};
result.BurnDistance = result.TotalAcceleration - result.TotalPositionAdjustment;
float nextRange = targetRange - result.BurnDistance;
if (nextRange <= 0)
{
result.ValidLaunch = false;
return result;
}
// Filling acceleration data per impulse.
for (int i = 0; i < burnDuration; i++)
{
var currentImpulse = new MissileAccelerationImpulse
{
PositionAdjustment = _missilePositionAdjustmentTable.GetSegmentMissileAdjustment(i + 1, acceleration, aimAdjustment),
Range = nextRange
};
result.ImpulseData.Add(currentImpulse);
nextRange = nextRange + roc - currentImpulse.PositionAdjustment;
}
if (Math.Abs(nextRange - targetRange) > 0.3f)
{
throw new ArithmeticException(string.Format("After computing missile acceleration info, couldn't reach target range at launch ({0}). Final range = {1}",
targetRange, nextRange));
}
return result;
}
public AccelerationImpulse(MissileAccelerationImpulse accelerationImpulse, float roc)
{
Range = accelerationImpulse.Range;
PositionAdjustment = accelerationImpulse.PositionAdjustment;
RoC = roc;
}