void driveTransferInjection(FlightCtrlState s)
{
if (part.vessel.orbit.eccentricity > 1)
{
endOperation();
return;
}
if (getPredictedPostTransferPeR() != -1 && part.vessel.orbit.relativeInclination(transferTarget.orbit) < 1)
{
transState = TRANSState.LOWERING_PERIAPSIS;
return;
}
if(part.vessel.orbit.ApR > transferTarget.orbit.PeR)
{
transState = TRANSState.WAITING_FOR_CORRECTION;
return;
}
if ((TimeWarp.WarpMode == TimeWarp.Modes.HIGH) && (TimeWarp.CurrentRate > TimeWarp.MaxPhysicsRate)) core.warpMinimum(this);
core.attitudeTo(Vector3d.forward, MechJebCore.AttitudeReference.ORBIT, this);
if (core.attitudeAngleFromTarget() < 5) s.mainThrottle = 1.0F;
else s.mainThrottle = 0.0F;
}
protected override void WindowGUI(int windowID)
{
GUILayout.BeginVertical();
GUIStyle normal = new GUIStyle(GUI.skin.label);
GUIStyle yellow = new GUIStyle(GUI.skin.label);
yellow.normal.textColor = Color.yellow;
if (part.vessel.orbit.eccentricity < 1.0)
{
GUILayout.Label(String.Format("Current orbit: {0:0}km x {1:0}km, inclined {2:0.0}°", part.vessel.orbit.PeA / 1000.0, part.vessel.orbit.ApA / 1000.0, part.vessel.orbit.inclination));
}
else
{
GUILayout.Label(String.Format("Current orbit: hyperbolic, Pe = {0:0}km, inclined {1:0.0}°", part.vessel.orbit.PeA / 1000.0, part.vessel.orbit.inclination));
}
guiTab = (Operation)GUILayout.Toolbar((int)guiTab, guiTabStrings);
switch (guiTab)
{
case Operation.PERIAPSIS:
newPeA = ARUtils.doGUITextInput("New periapsis: ", 250.0F, newPeAString, 50.0F, "km", 30.0F,
out newPeAString, newPeA, 1000.0);
if (newPeA > vesselState.altitudeASL)
{
GUILayout.Label("Periapsis cannot be above current altitude.", yellow);
}
else if (GUILayout.Button(String.Format("Burn (Δv = {0:0} m/s)", deltaVToChangePeriapsis(newPeA))))
{
core.controlClaim(this);
currentOperation = Operation.PERIAPSIS;
raisingApsis = (part.vessel.orbit.PeA < newPeA);
}
break;
case Operation.APOAPSIS:
newApA = ARUtils.doGUITextInput("New apoapsis: ", 250.0F, newApAString, 50.0F, "km", 30.0F,
out newApAString, newApA, 1000.0);
if (newApA < vesselState.altitudeASL)
{
GUILayout.Label("Apoapsis cannot be below current altitude.", yellow);
}
else if (GUILayout.Button(String.Format("Burn (Δv = {0:0} m/s)", deltaVToChangeApoapsis(newApA))))
{
core.controlClaim(this);
currentOperation = Operation.APOAPSIS;
raisingApsis = (part.vessel.orbit.ApR > 0 && part.vessel.orbit.ApA < newApA);
}
break;
case Operation.ELLIPTICIZE:
newPeA = ARUtils.doGUITextInput("New periapsis: ", 250.0F, newPeAString, 50.0F, "km", 30.0F,
out newPeAString, newPeA, 1000.0);
newApA = ARUtils.doGUITextInput("New apoapsis: ", 250.0F, newApAString, 50.0F, "km", 30.0F,
out newApAString, newApA, 1000.0);
if (newPeA > vesselState.altitudeASL)
{
GUILayout.Label("Periapsis cannot be above current altitude.", yellow);
}
else if (newApA < vesselState.altitudeASL)
{
GUILayout.Label("Apoapsis cannot be below current altitude.", yellow);
}
else if (GUILayout.Button(String.Format("Burn (Δv = {0:0} m/s)", ellipticizationVelocityCorrection(newPeA, newApA).magnitude)))
{
core.controlClaim(this);
currentOperation = Operation.ELLIPTICIZE;
}
break;
case Operation.CIRCULARIZE:
if (GUILayout.Button(String.Format("Circularize at {0:0} km (Δv = {1:0} m/s)", vesselState.altitudeASL / 1000.0, circularizationVelocityCorrection().magnitude)))
{
core.controlClaim(this);
currentOperation = Operation.CIRCULARIZE;
}
break;
case Operation.TRANSFER_INJECTION:
if (part.vessel.mainBody.orbitingBodies.Count > 0)
{
desiredPostTransferPeA = ARUtils.doGUITextInput("Desired final periapsis:", 250.0F, desiredPostTransferPeAString, 50.0F, "km", 30.0F,
out desiredPostTransferPeAString, desiredPostTransferPeA, 1000.0);
double postTransferPeR = getPredictedPostTransferPeR();
if (transferTarget != null && postTransferPeR != -1)
{
GUILayout.Label(String.Format("Predicted periapsis after transfer to " + transferTarget.name + ": {0:0} km", (postTransferPeR - transferTarget.Radius) / 1000.0));
}
foreach (CelestialBody body in part.vessel.mainBody.orbitingBodies)
{
double deltaV = deltaVToChangeApoapsis(body.orbit.PeA);
Orbit transferOrbit = ARUtils.computeOrbit(part.vessel, deltaV * vesselState.velocityVesselOrbitUnit, vesselState.time);
double arrivalTime = vesselState.time + transferOrbit.timeToAp;
Vector3d vesselArrivalPosition = transferOrbit.getAbsolutePositionAtUT(arrivalTime);
Orbit targetOrbit = ARUtils.computeOrbit(body.position, (FlightGlobals.RefFrameIsRotating ? -1 : 1) * body.orbit.GetVel(), part.vessel.mainBody, vesselState.time);
Vector3d targetArrivalPosition = targetOrbit.getAbsolutePositionAtUT(arrivalTime);
Vector3d targetPlaneNormal = Vector3d.Cross(body.position - part.vessel.mainBody.position, body.orbit.GetVel());
Vector3d vesselArrivalPositionTargetPlane = part.vessel.mainBody.position + Vector3d.Exclude(targetPlaneNormal, vesselArrivalPosition - part.vessel.mainBody.position);
double angleOffset = Math.Abs(Vector3d.Angle(targetArrivalPosition - part.vessel.mainBody.position, vesselArrivalPositionTargetPlane - part.vessel.mainBody.position));
if (
Math.Abs(Vector3d.Angle(vesselState.velocityVesselOrbitUnit, targetArrivalPosition - part.vessel.mainBody.position)) <
Math.Abs(Vector3d.Angle(vesselState.velocityVesselOrbitUnit * -1, targetArrivalPosition - part.vessel.mainBody.position))
)
{
angleOffset = 360.0 - angleOffset; //if we have passed the transfer point then give the user the time to loop back around the long way
}
angleOffset = Math.Max(angleOffset - 1.0, 0.0); //give us a 1 degree window
double timeOffset = Math.Abs(angleOffset) / 360 * part.vessel.orbit.period;
if (GUILayout.Button(String.Format("Transfer point to " + body.name + " in {1:0} s (Δv ≈ {0:0} m/s)", deltaV, MuUtils.ToSI(timeOffset, 1))))
{
core.controlClaim(this);
currentOperation = Operation.TRANSFER_INJECTION;
transState = TRANSState.WAITING_FOR_INJECTION;
transferTarget = body;
}
}
if (part.vessel.orbit.eccentricity > 1.0)
{
GUILayout.Label("Transfer injection failed. Did you start from a circular equatorial orbit?", ARUtils.labelStyle(Color.yellow));
}
}
else
{
GUILayout.Label("No bodies orbit " + part.vessel.mainBody.name);
}
break;
case Operation.WARP:
GUILayout.BeginHorizontal();
GUILayout.Label("Warp to:");
warpPoint = (WarpPoint)GUILayout.Toolbar((int)warpPoint, warpPointStrings);
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
if (warpPoint == WarpPoint.APOAPSIS || warpPoint == WarpPoint.PERIAPSIS)
{
warpTimeOffset = ARUtils.doGUITextInput("Lead time:", 150.0F, warpTimeOffsetString, 50.0F, "s", 30.0F,
out warpTimeOffsetString, warpTimeOffset);
}
if (GUILayout.Button("Warp"))
{
core.controlClaim(this);
FlightInputHandler.SetNeutralControls();
currentOperation = Operation.WARP;
}
GUILayout.EndHorizontal();
break;
}
GUILayout.BeginHorizontal();
String statusString = "Idle";
switch (currentOperation)
{
case Operation.PERIAPSIS:
statusString = String.Format((raisingApsis ? "Raising" : "Lowering") + " periapsis to {0:0} km", newPeA / 1000.0);
break;
case Operation.APOAPSIS:
statusString = String.Format((raisingApsis ? "Raising" : "Lowering") + " apoapsis to {0:0} km", newApA / 1000.0);
break;
case Operation.ELLIPTICIZE:
statusString = String.Format("Changing orbit to {0:0}km x {1:0}km", newPeA / 1000.0, newApA / 1000.0);
break;
case Operation.CIRCULARIZE:
statusString = String.Format("Circularizing at {0:0} km", vesselState.altitudeASL / 1000.0);
break;
case Operation.TRANSFER_INJECTION:
statusString = "Transferring to " + transferTarget.name + "\n" + transStateStrings[(int)transState];
break;
case Operation.WARP:
String offsetString = "";
if (warpPoint != WarpPoint.SOI_CHANGE)
{
if (warpTimeOffset > 0) offsetString = "" + warpTimeOffset + "s before ";
else if (warpTimeOffset < 0) offsetString = "" + Math.Abs(warpTimeOffset) + "s after ";
}
statusString = "Warping to " + offsetString + warpPointStrings2[(int)warpPoint];
break;
}
GUILayout.Label("Status: " + statusString, GUILayout.Width(200.0F));
GUIStyle abortStyle = (currentOperation == Operation.NONE ? ARUtils.buttonStyle(Color.gray) : ARUtils.buttonStyle(Color.red));
if (GUILayout.Button("Abort", abortStyle))
{
endOperation();
}
showHelpWindow = GUILayout.Toggle(showHelpWindow, "?", new GUIStyle(GUI.skin.button));
GUILayout.EndHorizontal();
GUILayout.EndVertical();
GUI.DragWindow();
}
void driveTransferWaitingForInjection(FlightCtrlState s)
{
if (transferTarget == null || part.vessel.orbit.eccentricity > 1.0)
{
endOperation();
return;
}
Orbit transferOrbit = ARUtils.computeOrbit(part.vessel, deltaVToChangeApoapsis(transferTarget.orbit.PeA) * vesselState.velocityVesselOrbitUnit, vesselState.time);
double arrivalTime = vesselState.time + transferOrbit.timeToAp;
Vector3d vesselArrivalPosition = transferOrbit.getAbsolutePositionAtUT(arrivalTime);
//minus sign is there because transferTarget.orbit.GetVel() seems to be mysteriously negated
//when the ship is in the rotating reference frame of the original body.
Orbit targetOrbit = ARUtils.computeOrbit(transferTarget.position, (FlightGlobals.RefFrameIsRotating ? -1 : 1) * transferTarget.orbit.GetVel(), part.vessel.mainBody, vesselState.time);
Vector3d targetArrivalPosition = targetOrbit.getAbsolutePositionAtUT(arrivalTime);
Vector3d targetPlaneNormal = Vector3d.Cross(transferTarget.position - part.vessel.mainBody.position, transferTarget.orbit.GetVel());
Vector3d vesselArrivalPositionTargetPlane = part.vessel.mainBody.position + Vector3d.Exclude(targetPlaneNormal, vesselArrivalPosition - part.vessel.mainBody.position);
double angleOffset = Math.Abs(Vector3d.Angle(targetArrivalPosition - part.vessel.mainBody.position,
vesselArrivalPositionTargetPlane - part.vessel.mainBody.position));
//If within 1 degree of our angle then cut warp and set state to injecting
if (Math.Abs(angleOffset) < 1)
{
transState = TRANSState.INJECTING;
if ((TimeWarp.WarpMode == TimeWarp.Modes.HIGH) && (TimeWarp.CurrentRate > TimeWarp.MaxPhysicsRate)) core.warpMinimum(this);
}
else
{
double timeOffset = angleOffset / 360 * part.vessel.orbit.period;
core.warpTo(this, timeOffset - 30, warpLookaheadTimes);
}
core.attitudeTo(Vector3d.forward, MechJebCore.AttitudeReference.ORBIT, this);
//don't burn:
s.mainThrottle = 0.0F;
}
public LuaValue proxyTransfer(LuaValue[] args)
{
if (args.Count() != 2) throw new Exception("transfer usage: transfer(target body, final periapsis [in meters])");
try
{
foreach (CelestialBody body in part.vessel.mainBody.orbitingBodies)
{
if (body.name.ToLower().Contains(args[0].ToString().ToLower()))
{
transferTarget = body;
break;
}
}
}
catch (Exception)
{
throw new Exception("transfer: invalid target body");
}
try
{
desiredPostTransferPeA = ((LuaNumber)args[1]).Number;
}
catch (Exception)
{
throw new Exception("transfer: invalid final periapsis");
}
desiredPostTransferPeAString = (desiredPostTransferPeA / 1000.0).ToString();
this.enabled = true;
core.controlClaim(this);
currentOperation = Operation.TRANSFER_INJECTION;
transState = TRANSState.WAITING_FOR_INJECTION;
guiTab = Operation.TRANSFER_INJECTION;
return LuaNil.Nil;
}
void driveTransferWaitingForCorrection(FlightCtrlState s)
{
if(vesselState.radius < 0.5 * (part.vessel.orbit.PeR + part.vessel.orbit.ApR))
{
core.warpIncrease(this, false);
}
else
{
core.warpMinimum(this, false);
transState = TRANSState.LOWERING_PERIAPSIS;
}
s.mainThrottle = 0.0F;
}