public static pCars2APIStruct MergeWithExistingState(pCars2APIStruct existingState, sRaceData raceData)
{
Boolean isTimedSession = (raceData.sLapsTimeInEvent >> 15) == 1;
int sessionLength = raceData.sLapsTimeInEvent / 2; // need the bottom bits of this short here - is it valid to just halve it?
if (isTimedSession)
{
existingState.mLapsInEvent = (uint)sessionLength;
existingState.mSessionLengthTimeFromGame = 0;
}
else
{
existingState.mSessionLengthTimeFromGame = 300 * (uint)sessionLength; // *300 because this is in 5 minutes blocks
existingState.mLapsInEvent = 0;
}
existingState.mTrackLength = raceData.sTrackLength;
existingState.mWorldFastestLapTime = raceData.sWorldFastestLapTime;
existingState.mWorldFastestSector1Time = raceData.sWorldFastestSector1Time;
existingState.mWorldFastestSector2Time = raceData.sWorldFastestSector2Time;
existingState.mWorldFastestSector3Time = raceData.sWorldFastestSector3Time;
existingState.mPersonalFastestLapTime = raceData.sPersonalFastestLapTime;
existingState.mPersonalFastestSector1Time = raceData.sPersonalFastestSector1Time;
existingState.mPersonalFastestSector2Time = raceData.sPersonalFastestSector2Time;
existingState.mPersonalFastestSector3Time = raceData.sPersonalFastestSector3Time;
existingState.mTrackLocation = raceData.sTrackLocation;
existingState.mTrackVariation = raceData.sTrackVariation;
existingState.mTranslatedTrackLocation = raceData.sTranslatedTrackLocation;
existingState.mTranslatedTrackVariation = raceData.sTranslatedTrackVariation;
existingState.mEnforcedPitStopLap = raceData.sEnforcedPitStopLap;
return(existingState);
}
public override Object ReadGameData(Boolean forSpotter)
{
CrewChiefV4.PCars2.PCars2SharedMemoryReader.PCars2StructWrapper structWrapper = new CrewChiefV4.PCars2.PCars2SharedMemoryReader.PCars2StructWrapper();
structWrapper.ticksWhenRead = DateTime.UtcNow.Ticks;
lock (this)
{
if (!initialised)
{
if (!InitialiseInternal())
{
throw new GameDataReadException("Failed to initialise UDP client");
}
}
previousGameState = StructHelper.Clone(currentGameState);
currentGameState = StructHelper.Clone(workingGameState);
if (forSpotter)
{
newSpotterData = false;
}
}
structWrapper.data = currentGameState;
if (!forSpotter && dumpToFile && dataToDump != null && currentGameState.mTrackLocation != null &&
currentGameState.mTrackLocation.Length > 0)
{
dataToDump.Add(structWrapper);
}
return(structWrapper);
}
public static String getCarClassName(pCars2APIStruct shared, int participantIndex)
{
if (shared.mCarClassNames == null)
{
return("");
}
return(getNameFromBytes(shared.mCarClassNames.Skip(participantIndex * 64).Take(64).ToArray()));
}
public static pCars2APIStruct MergeWithExistingState(pCars2APIStruct existingState, sVehicleClassNamesData vehicleClassNamesData)
{
for (int i = 0; i < 60; i++) // why 60 class names here? Who knows
{
// we only have 20 bytes of data per name here
// TODO: understand this data and map it
}
return(existingState);
}
protected override float[] getWorldPositionOfDriverAtPosition(Object currentStateObj, int position)
{
pCars2APIStruct latestRawData = (pCars2APIStruct)currentStateObj;
foreach (pCars2APIParticipantStruct participant in latestRawData.mParticipantData)
{
if (participant.mRacePosition == position)
{
return(new float[] { participant.mWorldPosition[0], participant.mWorldPosition[2] });
}
}
return(new float[] { 0, 0 });
}
public static pCars2APIStruct MergeWithExistingState(pCars2APIStruct existingState, sGameStateData gameStateData)
{
existingState.mGameState = (uint)gameStateData.mGameState & 7;
existingState.mSessionState = (uint)gameStateData.mGameState >> 4;
existingState.mAmbientTemperature = gameStateData.sAmbientTemperature;
existingState.mTrackTemperature = gameStateData.sTrackTemperature;
existingState.mRainDensity = gameStateData.sRainDensity;
existingState.mSnowDensity = gameStateData.sSnowDensity;
existingState.mWindSpeed = gameStateData.sWindSpeed;
existingState.mWindDirectionX = gameStateData.sWindDirectionX;
existingState.mWindDirectionY = gameStateData.sWindDirectionY;
return(existingState);
}
public override Object ReadGameData(Boolean forSpotter)
{
lock (this)
{
pCars2APIStruct _pcarsapistruct = new pCars2APIStruct();
if (!initialised)
{
if (!InitialiseInternal())
{
throw new GameDataReadException("Failed to initialise shared memory");
}
}
try
{
int retries = -1;
do
{
retries++;
using (var sharedMemoryStreamView = memoryMappedFile.CreateViewStream())
{
BinaryReader _SharedMemoryStream = new BinaryReader(sharedMemoryStreamView);
sharedMemoryReadBuffer = _SharedMemoryStream.ReadBytes(sharedmemorysize);
GCHandle handle = GCHandle.Alloc(sharedMemoryReadBuffer, GCHandleType.Pinned);
try
{
_pcarsapistruct = (pCars2APIStruct)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(pCars2APIStruct));
}
finally
{
handle.Free();
}
}
} while (_pcarsapistruct.mSequenceNumber % 2 != 0);
tornFramesCount += retries;
PCars2StructWrapper structWrapper = new PCars2StructWrapper();
structWrapper.ticksWhenRead = DateTime.UtcNow.Ticks;
structWrapper.data = _pcarsapistruct;
if (!forSpotter && dumpToFile && dataToDump != null && _pcarsapistruct.mTrackLocation != null &&
_pcarsapistruct.mTrackLocation.Length > 0)
{
dataToDump.Add(structWrapper);
}
return(structWrapper);
}
catch (Exception ex)
{
throw new GameDataReadException(ex.Message, ex);
}
}
}
public static pCars2APIStruct MergeWithExistingState(pCars2APIStruct existingState, sParticipantsData participantsData)
{
if (existingState.mParticipantData == null)
{
existingState.mParticipantData = new pCars2APIParticipantStruct[32];
}
int offset = (participantsData.mPartialPacketIndex - 1) * 16;
// existingState is a struct, so any changes we make as we iterate this array will be done to a copy, not a reference
for (int i = offset; i < offset + 16 && i < existingState.mParticipantData.Length; i++)
{
pCars2APIParticipantStruct existingParticipant = existingState.mParticipantData[i];
existingParticipant.mName = participantsData.sName[i - offset].nameByteArray;
existingState.mParticipantData[i] = existingParticipant;
}
return(existingState);
}
// For double-file manual rolling starts. Will only work when the cars are all nicely settled on the grid - preferably
// when the game thinks the race has just started
public override Tuple <GridSide, Dictionary <int, GridSide> > getGridSide(Object currentStateObj)
{
CrewChiefV4.PCars2.PCars2SharedMemoryReader.PCars2StructWrapper currentWrapper = (CrewChiefV4.PCars2.PCars2SharedMemoryReader.PCars2StructWrapper)currentStateObj;
pCars2APIStruct latestRawData = currentWrapper.data;
int playerIndex = PCars2GameStateMapper.getPlayerIndex(latestRawData);
pCars2APIParticipantStruct playerData = latestRawData.mParticipantData[playerIndex];
float playerRotation = latestRawData.mOrientation[1];
if (playerRotation < 0)
{
playerRotation = (float)(2 * Math.PI) + playerRotation;
}
playerRotation = (float)(2 * Math.PI) - playerRotation;
float playerXPosition = playerData.mWorldPosition[0];
float playerZPosition = playerData.mWorldPosition[2];
int playerStartingPosition = (int)playerData.mRacePosition;
int numCars = latestRawData.mNumParticipants;
return(getGridSideInternal(latestRawData, playerRotation, playerXPosition, playerZPosition, playerStartingPosition, numCars));
}
public static pCars2APIStruct MergeWithExistingState(pCars2APIStruct existingState, sParticipantVehicleNamesData participantVehicleNamesData)
{
int offset = (participantVehicleNamesData.mPartialPacketIndex - 1) * 16;
if (existingState.mCarNames == null)
{
existingState.mCarNames = new byte[64 * 64];
}
for (int i = 0; i < 16; i++)
{
ushort index = participantVehicleNamesData.sVehicles[i].sIndex;
uint classIndex = participantVehicleNamesData.sVehicles[i].sClass;
byte[] name = participantVehicleNamesData.sVehicles[i].sName;
int start = (offset + i) * 64;
int end = start + 64;
int sourceIndex = 0;
for (int j = start; j < end; j++)
{
existingState.mCarNames[j] = name[sourceIndex];
sourceIndex++;
}
}
return(existingState);
}
public static pCars2APIStruct MergeWithExistingState(pCars2APIStruct existingState, sTimeStatsData timeStatsData)
{
float[] lastSectorTimes = new float[32];
if (existingState.mFastestLapTimes == null)
{
existingState.mFastestLapTimes = new float[32];
}
if (existingState.mFastestSector1Times == null)
{
existingState.mFastestSector1Times = new float[32];
}
if (existingState.mFastestSector2Times == null)
{
existingState.mFastestSector2Times = new float[32];
}
if (existingState.mFastestSector3Times == null)
{
existingState.mFastestSector3Times = new float[32];
}
for (int i = 0; i < 32; i++)
{
sParticipantStatsInfo participantInfo = timeStatsData.sStats.sParticipants[i];
existingState.mFastestLapTimes[i] = participantInfo.sFastestLapTime;
existingState.mFastestSector1Times[i] = participantInfo.sFastestSector1Time;
existingState.mFastestSector2Times[i] = participantInfo.sFastestSector2Time;
existingState.mFastestSector3Times[i] = participantInfo.sFastestSector3Time;
existingState.mLastLapTime = participantInfo.sLastLapTime;
lastSectorTimes[i] = participantInfo.sLastSectorTime;
if (i == existingState.mViewedParticipantIndex)
{
existingState.mLastLapTime = participantInfo.sLastLapTime;
}
}
existingState.lastSectorTimes = lastSectorTimes;
return(existingState);
}
private int readRawData(byte[] rawData)
{
// unpack the packet header manually before attempting to load into a struct
uint packetNumber = BitConverter.ToUInt32(rawData, 0);
uint categoryPacketNumber = BitConverter.ToUInt32(rawData, 4);
int partialPacketIndexBytes = rawData[8];
int partialPacketNumber = rawData[9];
EUDPStreamerPacketHandlerType packetType = (EUDPStreamerPacketHandlerType)rawData[10];
int packetVersion = rawData[11];
int frameLength = 0;
switch (packetType)
{
case EUDPStreamerPacketHandlerType.eCarPhysics:
telemPacketCount++;
if (telemPacketCount > packetCountAtStartOfNextRateCheck)
{
lastPacketRateEstimate = (int)((float)TimeSpan.TicksPerSecond * (float)(telemPacketCount - packetCountAtStartOfCurrentRateCheck) / (float)(DateTime.UtcNow.Ticks - ticksAtStartOfCurrentPacketRateCheck));
Console.WriteLine("Packet rate = " + lastPacketRateEstimate +
"Hz, totals:" +
"\rtelem = " + telemPacketCount +
"\rraceDefinition = " + raceDefinitionPacketCount +
"\rparticipants = " + participantsPacketCount +
"\rtimings = " + timingsPacketCount +
"\rgameState = " + gameStatePacketCount +
"\rweather = " + weatherStatePacketCount +
"\rvehicleNames = " + vehicleNamesPacketCount +
"\rtimeStats = " + timeStatsPacketCount +
"\rparticipantVehicleNames = " + participantVehicleNamesPacketCount +
"\rin sequence = " + inSequenceTelemCount + " oos accepted = " + acceptedOutOfSequenceTelemCount + " oos rejected = " + discardedTelemCount);
packetCountAtStartOfCurrentRateCheck = telemPacketCount;
packetCountAtStartOfNextRateCheck = packetCountAtStartOfCurrentRateCheck + packetRateCheckInterval;
ticksAtStartOfCurrentPacketRateCheck = DateTime.UtcNow.Ticks;
}
frameLength = UDPPacketSizes.telemetryPacketSize;
Boolean sequenceCheckOK = isNextInSequence(packetNumber);
if (sequenceCheckOK)
{
inSequenceTelemCount++;
}
if (strictPacketOrdering && !sequenceCheckOK)
{
discardedTelemCount++;
}
else
{
GCHandle telemHandle = GCHandle.Alloc(rawData.Take(frameLength).ToArray(), GCHandleType.Pinned);
try
{
sTelemetryData telem = (sTelemetryData)Marshal.PtrToStructure(telemHandle.AddrOfPinnedObject(), typeof(sTelemetryData));
if (sequenceCheckOK || !telemIsOutOfSequence(telem))
{
buttonsState = ConvertBytesToBoolArray(telem.sDPad, telem.sJoyPad1, telem.sJoyPad2);
lastSequenceNumberForTelemPacket = (int)packetNumber;
workingGameState = StructHelper.MergeWithExistingState(workingGameState, telem);
newSpotterData = true;
}
}
finally
{
telemHandle.Free();
}
}
break;
case EUDPStreamerPacketHandlerType.eRaceDefinition:
raceDefinitionPacketCount++;
frameLength = UDPPacketSizes.raceDataPacketSize;
GCHandle raceDefHandle = GCHandle.Alloc(rawData.Take(frameLength).ToArray(), GCHandleType.Pinned);
try
{
sRaceData raceDefinition = (sRaceData)Marshal.PtrToStructure(raceDefHandle.AddrOfPinnedObject(), typeof(sRaceData));
workingGameState = StructHelper.MergeWithExistingState(workingGameState, raceDefinition);
}
finally
{
raceDefHandle.Free();
}
break;
case EUDPStreamerPacketHandlerType.eParticipants:
participantsPacketCount++;
frameLength = UDPPacketSizes.participantsDataPacketSize;
GCHandle participantsHandle = GCHandle.Alloc(rawData.Take(frameLength).ToArray(), GCHandleType.Pinned);
try
{
sParticipantsData participants = (sParticipantsData)Marshal.PtrToStructure(participantsHandle.AddrOfPinnedObject(), typeof(sParticipantsData));
workingGameState = StructHelper.MergeWithExistingState(workingGameState, participants);
}
finally
{
participantsHandle.Free();
}
break;
case EUDPStreamerPacketHandlerType.eTimings:
timingsPacketCount++;
frameLength = UDPPacketSizes.timingsDataPacketSize;
GCHandle timingsHandle = GCHandle.Alloc(rawData.Take(frameLength).ToArray(), GCHandleType.Pinned);
try
{
sTimingsData timings = (sTimingsData)Marshal.PtrToStructure(timingsHandle.AddrOfPinnedObject(), typeof(sTimingsData));
workingGameState = StructHelper.MergeWithExistingState(workingGameState, timings);
}
finally
{
timingsHandle.Free();
}
break;
case EUDPStreamerPacketHandlerType.eGameState:
gameStatePacketCount++;
frameLength = UDPPacketSizes.gameStateDataPacketSize;
GCHandle gameStateHandle = GCHandle.Alloc(rawData.Take(frameLength).ToArray(), GCHandleType.Pinned);
try
{
sGameStateData gameState = (sGameStateData)Marshal.PtrToStructure(gameStateHandle.AddrOfPinnedObject(), typeof(sGameStateData));
workingGameState = StructHelper.MergeWithExistingState(workingGameState, gameState);
}
finally
{
gameStateHandle.Free();
}
break;
case EUDPStreamerPacketHandlerType.eWeatherState:
weatherStatePacketCount++;
Console.WriteLine("Got an undocumented and unsupported weather packet");
break;
case EUDPStreamerPacketHandlerType.eVehicleNames:
weatherStatePacketCount++;
Console.WriteLine("Got an undocumented and unsupported vehicle names packet");
break;
case EUDPStreamerPacketHandlerType.eTimeStats:
participantsPacketCount++;
frameLength = UDPPacketSizes.timeStatsPacketSize;
GCHandle timeStatsHandle = GCHandle.Alloc(rawData.Take(frameLength).ToArray(), GCHandleType.Pinned);
try
{
sTimeStatsData timeStatsData = (sTimeStatsData)Marshal.PtrToStructure(timeStatsHandle.AddrOfPinnedObject(), typeof(sTimeStatsData));
workingGameState = StructHelper.MergeWithExistingState(workingGameState, timeStatsData);
}
finally
{
timeStatsHandle.Free();
}
break;
case EUDPStreamerPacketHandlerType.eParticipantVehicleNames:
participantsPacketCount++;
frameLength = UDPPacketSizes.participantVehicleNamesPacketSize;
GCHandle vehNamesHandle = GCHandle.Alloc(rawData.Take(frameLength).ToArray(), GCHandleType.Pinned);
try
{
sParticipantVehicleNamesData participantVehicleNames = (sParticipantVehicleNamesData)Marshal.PtrToStructure(vehNamesHandle.AddrOfPinnedObject(), typeof(sParticipantVehicleNamesData));
workingGameState = StructHelper.MergeWithExistingState(workingGameState, participantVehicleNames);
}
finally
{
vehNamesHandle.Free();
}
break;
}
return(frameLength);
}
public override void trigger(Object lastStateObj, Object currentStateObj, GameStateData currentGameState)
{
if (paused)
{
return;
}
CrewChiefV4.PCars2.PCars2SharedMemoryReader.PCars2StructWrapper currentWrapper = (CrewChiefV4.PCars2.PCars2SharedMemoryReader.PCars2StructWrapper)currentStateObj;
pCars2APIStruct currentState = currentWrapper.data;
ePitMode pitMode = (ePitMode)currentState.mPitMode;
eGameState gameState = (eGameState)currentState.mGameState;
// game state is 3 for paused, 5 for replay. No idea what 4 is...
if (pitMode != ePitMode.PIT_MODE_NONE ||
gameState == eGameState.GAME_FRONT_END ||
(gameState == eGameState.GAME_INGAME_PAUSED && !CrewChief.Debugging) ||
gameState == eGameState.GAME_INGAME_REPLAY || gameState == eGameState.GAME_FRONT_END_REPLAY ||
gameState == eGameState.GAME_EXITED)
{
// don't ignore the paused game updates if we're in debug mode
return;
}
CrewChiefV4.PCars2.PCars2SharedMemoryReader.PCars2StructWrapper previousWrapper = (CrewChiefV4.PCars2.PCars2SharedMemoryReader.PCars2StructWrapper)lastStateObj;
pCars2APIStruct lastState = previousWrapper.data;
DateTime now = new DateTime(currentWrapper.ticksWhenRead);
float interval = (float)(((double)currentWrapper.ticksWhenRead - (double)previousWrapper.ticksWhenRead) / (double)TimeSpan.TicksPerSecond);
if (currentState.mRaceState == (int)eRaceState.RACESTATE_RACING &&
lastState.mRaceState != (int)eRaceState.RACESTATE_RACING)
{
timeToStartSpotting = now.Add(TimeSpan.FromSeconds(timeAfterRaceStartToActivate));
}
// this check looks a bit funky... whe we start a practice session, the raceState is not_started
// until we cross the line for the first time. Which is retarded really.
if (currentState.mRaceState == (int)eRaceState.RACESTATE_INVALID || now < timeToStartSpotting ||
(currentState.mSessionState == (int)eSessionState.SESSION_RACE && currentState.mRaceState == (int)eRaceState.RACESTATE_NOT_STARTED))
{
return;
}
if (enabled && currentState.mNumParticipants > 1 &&
(enableSpotterInTimetrial || currentState.mSessionState != (uint)eSessionState.SESSION_TIME_ATTACK))
{
int playerIndex = PCars2GameStateMapper.getPlayerIndex(currentState);
if (playerIndex != currentState.mViewedParticipantIndex)
{
return;
}
pCars2APIParticipantStruct playerData = currentState.mParticipantData[playerIndex];
if (currentGameState != null && currentGameState.Now > nextCarClassCheckDue)
{
var carClass = currentGameState.carClass;
if (carClass != null && !String.Equals(currentPlayerCarClassID, carClass.getClassIdentifier()))
{
// Retrieve and use user overridable spotter car length/width.
this.internalSpotter.setCarDimensions(GlobalBehaviourSettings.spotterVehicleLength, GlobalBehaviourSettings.spotterVehicleWidth);
this.currentPlayerCarClassID = carClass.getClassIdentifier();
}
nextCarClassCheckDue = currentGameState.Now.AddSeconds(5);
}
float[] currentPlayerPosition = new float[] { playerData.mWorldPosition[0], playerData.mWorldPosition[2] };
List <float[]> currentOpponentPositions = new List <float[]>();
float[] playerVelocityData = new float[3];
playerVelocityData[0] = currentState.mSpeed;
playerVelocityData[1] = currentState.mWorldVelocity[0];
playerVelocityData[2] = currentState.mWorldVelocity[2];
positionsFilledForThisTick.Clear();
positionsFilledForThisTick.Add(playerData.mRacePosition);
for (int i = 0; i < currentState.mParticipantData.Count(); i++)
{
if (i == playerIndex)
{
continue;
}
pCars2APIParticipantStruct opponentData = currentState.mParticipantData[i];
if (opponentData.mIsActive && !positionsFilledForThisTick.Contains(opponentData.mRacePosition))
{
float[] currentPositions = new float[] { opponentData.mWorldPosition[0], opponentData.mWorldPosition[2] };
currentOpponentPositions.Add(currentPositions);
positionsFilledForThisTick.Add(opponentData.mRacePosition);
}
}
if (currentOpponentPositions.Count() > 0)
{
float playerRotation = currentState.mOrientation[1];
if (playerRotation < 0)
{
playerRotation = playerRotation * -1;
}
else
{
playerRotation = twoPi - playerRotation;
}
internalSpotter.triggerInternal(playerRotation, currentPlayerPosition, playerVelocityData, currentOpponentPositions);
}
}
}
public static pCars2APIStruct MergeWithExistingState(pCars2APIStruct existingState, sTelemetryData udpTelemetryData)
{
// Participant Info
existingState.mViewedParticipantIndex = udpTelemetryData.sViewedParticipantIndex;
// Unfiltered Input
existingState.mUnfilteredThrottle = (float)udpTelemetryData.sUnfilteredThrottle / 255f;
existingState.mUnfilteredBrake = (float)udpTelemetryData.sUnfilteredBrake / 255f;
existingState.mUnfilteredSteering = (float)udpTelemetryData.sUnfilteredSteering / 127f;
existingState.mUnfilteredClutch = (float)udpTelemetryData.sUnfilteredClutch / 255f;
// Car State
existingState.mCarFlags = udpTelemetryData.sCarFlags;
existingState.mOilTempCelsius = udpTelemetryData.sOilTempCelsius;
existingState.mOilPressureKPa = udpTelemetryData.sOilPressureKPa;
existingState.mWaterTempCelsius = udpTelemetryData.sWaterTempCelsius;
existingState.mWaterPressureKPa = udpTelemetryData.sWaterPressureKpa;
existingState.mFuelPressureKPa = udpTelemetryData.sFuelPressureKpa;
existingState.mFuelLevel = udpTelemetryData.sFuelLevel;
existingState.mFuelCapacity = udpTelemetryData.sFuelCapacity;
existingState.mSpeed = udpTelemetryData.sSpeed;
existingState.mMaxRPM = udpTelemetryData.sMaxRpm;
existingState.mBrake = (float)udpTelemetryData.sBrake / 255f;
existingState.mThrottle = (float)udpTelemetryData.sThrottle / 255f;
existingState.mClutch = (float)udpTelemetryData.sClutch / 255f;
existingState.mSteering = (float)udpTelemetryData.sSteering / 127f;
existingState.mGear = udpTelemetryData.sGearNumGears & 15;
existingState.mNumGears = udpTelemetryData.sGearNumGears >> 4;
existingState.mOdometerKM = udpTelemetryData.sOdometerKM;
existingState.mBoostAmount = udpTelemetryData.sBoostAmount;
// Motion & Device Related
existingState.mOrientation = udpTelemetryData.sOrientation;
existingState.mLocalVelocity = udpTelemetryData.sLocalVelocity;
existingState.mWorldVelocity = udpTelemetryData.sWorldVelocity;
existingState.mAngularVelocity = udpTelemetryData.sAngularVelocity;
existingState.mLocalAcceleration = udpTelemetryData.sLocalAcceleration;
existingState.mWorldAcceleration = udpTelemetryData.sWorldAcceleration;
existingState.mExtentsCentre = udpTelemetryData.sExtentsCentre;
existingState.mTyreFlags = toUIntArray(udpTelemetryData.sTyreFlags);
existingState.mTerrain = toUIntArray(udpTelemetryData.sTerrain);
existingState.mTyreY = udpTelemetryData.sTyreY;
existingState.mTyreRPS = udpTelemetryData.sTyreRPS;
existingState.mTyreTemp = toFloatArray(udpTelemetryData.sTyreTemp, 255);
existingState.mTyreHeightAboveGround = udpTelemetryData.sTyreHeightAboveGround;
existingState.mTyreWear = toFloatArray(udpTelemetryData.sTyreWear, 255);
existingState.mBrakeTempCelsius = toFloatArray(udpTelemetryData.sBrakeTempCelsius, 1);
existingState.mTyreTreadTemp = toFloatArray(udpTelemetryData.sTyreTreadTemp, 1);
existingState.mTyreLayerTemp = toFloatArray(udpTelemetryData.sTyreLayerTemp, 1);
existingState.mTyreCarcassTemp = toFloatArray(udpTelemetryData.sTyreCarcassTemp, 1);
existingState.mTyreRimTemp = toFloatArray(udpTelemetryData.sTyreRimTemp, 1);
existingState.mTyreInternalAirTemp = toFloatArray(udpTelemetryData.sTyreInternalAirTemp, 1);
// IMO tyre temps aren't mapped here - they're in UDP but not MMF
existingState.mWheelLocalPositionY = udpTelemetryData.sWheelLocalPositionY;
existingState.mRideHeight = udpTelemetryData.sRideHeight;
existingState.mSuspensionTravel = udpTelemetryData.sSuspensionTravel;
existingState.mSuspensionRideHeight = toFloatArray(udpTelemetryData.sSuspensionRideHeight, 1);
existingState.mSuspensionVelocity = udpTelemetryData.sSuspensionVelocity;
existingState.mAirPressure = toFloatArray(udpTelemetryData.sAirPressure, 1);
existingState.mEngineSpeed = udpTelemetryData.sEngineSpeed;
existingState.mEngineTorque = udpTelemetryData.sEngineTorque;
// Car Damage
existingState.mCrashState = udpTelemetryData.sCrashState;
existingState.mAeroDamage = (float)udpTelemetryData.sAeroDamage / 255f;
existingState.mEngineDamage = (float)udpTelemetryData.sEngineDamage / 255f;
existingState.mBrakeDamage = toFloatArray(udpTelemetryData.sBrakeDamage, 255);
existingState.mSuspensionDamage = toFloatArray(udpTelemetryData.sSuspensionDamage, 255);
existingState.mWings = toFloatArray(udpTelemetryData.sWings, 1);
existingState.mJoyPad1 = udpTelemetryData.sJoyPad1;
existingState.mJoyPad2 = udpTelemetryData.sJoyPad2;
existingState.mDPad = udpTelemetryData.sDPad;
// tyres
existingState.mLFTyreCompoundName = udpTelemetryData.lfTyreCompound;
existingState.mRFTyreCompoundName = udpTelemetryData.rfTyreCompound;
existingState.mLRTyreCompoundName = udpTelemetryData.lrTyreCompound;
existingState.mRRTyreCompoundName = udpTelemetryData.rrTyreCompound;
return(existingState);
}
public static pCars2APIStruct MergeWithExistingState(pCars2APIStruct existingState, sTimingsData timingsData)
{
existingState.mNumParticipants = timingsData.sNumParticipants;
existingState.mEventTimeRemaining = timingsData.sEventTimeRemaining;// time remaining, -1 for invalid time, -1 - laps remaining in lap based races --
existingState.mSplitTimeAhead = timingsData.sSplitTimeAhead;
existingState.mSplitTimeBehind = timingsData.sSplitTimeBehind;
existingState.mSplitTime = timingsData.sSplitTime; // what's this?
if (existingState.mParticipantData == null)
{
existingState.mParticipantData = new pCars2APIParticipantStruct[32];
}
if (existingState.mRaceStates == null)
{
existingState.mRaceStates = new uint[32];
}
if (existingState.mLapsInvalidated == null)
{
existingState.mLapsInvalidated = new byte[32];
}
if (existingState.mPitModes == null)
{
existingState.mPitModes = new uint[32];
}
if (existingState.mCurrentSector1Times == null)
{
existingState.mCurrentSector1Times = new float[32];
}
if (existingState.mCurrentSector2Times == null)
{
existingState.mCurrentSector2Times = new float[32];
}
if (existingState.mCurrentSector3Times == null)
{
existingState.mCurrentSector3Times = new float[32];
}
for (int i = 0; i < existingState.mParticipantData.Length; i++)
{
sParticipantInfo newParticipantInfo = timingsData.sParticipants[i];
Boolean isHuman = (newParticipantInfo.sCarIndex >> 7) == 1;
uint carIndex = (uint)newParticipantInfo.sCarIndex & 127;
Boolean isActive = (newParticipantInfo.sRacePosition >> 7) == 1;
pCars2APIParticipantStruct existingPartInfo = existingState.mParticipantData[i];
if (isActive)
{
existingPartInfo.mIsActive = i < existingState.mNumParticipants;
existingPartInfo.mCurrentLap = newParticipantInfo.sCurrentLap;
// is this safe?:
existingPartInfo.mLapsCompleted = existingPartInfo.mCurrentLap - 1;
existingPartInfo.mCurrentLapDistance = newParticipantInfo.sCurrentLapDistance;
existingPartInfo.mRacePosition = (uint)newParticipantInfo.sRacePosition & 127;
existingPartInfo.mCurrentSector = newParticipantInfo.sSector & 7;
// err... laps completed is missing?
// existingPartInfo.mLapsCompleted = (uint)newParticipantInfo.sLapsCompleted & 127;
byte lapInvalidated = (byte)(newParticipantInfo.sRaceState >> 7);
existingState.mRaceStates[i] = (uint)newParticipantInfo.sRaceState & 127;
if (i == existingState.mViewedParticipantIndex)
{
existingState.mRaceState = existingState.mRaceStates[i];
}
existingState.mLapsInvalidated[i] = lapInvalidated;
existingState.mPitModes[i] = (uint)newParticipantInfo.sPitModeSchedule & 28;
existingState.mPitSchedules[i] = (uint)newParticipantInfo.sPitModeSchedule & 3;
existingState.mHighestFlagColours[i] = (uint)newParticipantInfo.sHighestFlag & 28;
existingState.mHighestFlagReasons[i] = (uint)newParticipantInfo.sHighestFlag & 3;
// no obvious slot in MMF for currentTime - do we need it if we have currentsectortime for S3?
if (existingPartInfo.mCurrentSector == 1)
{
existingState.mCurrentSector1Times[i] = newParticipantInfo.sCurrentSectorTime;
}
if (existingPartInfo.mCurrentSector == 2)
{
existingState.mCurrentSector2Times[i] = newParticipantInfo.sCurrentSectorTime;
}
if (existingPartInfo.mCurrentSector == 3)
{
existingState.mCurrentSector3Times[i] = newParticipantInfo.sCurrentSectorTime;
}
// and now the bit magic for the extra position precision...
float[] newWorldPositions = toFloatArray(newParticipantInfo.sWorldPosition, 1);
float xAdjustment = ((float)((uint)newParticipantInfo.sSector >> 6 & 3)) / 4f;
float zAdjustment = ((float)((uint)newParticipantInfo.sSector >> 4 & 3)) / 4f;
newWorldPositions[0] = newWorldPositions[0] + xAdjustment;
newWorldPositions[2] = newWorldPositions[2] + zAdjustment;
existingPartInfo.mWorldPosition = newWorldPositions;
if (i == existingState.mViewedParticipantIndex)
{
existingState.mLapInvalidated = lapInvalidated == 1;
existingState.mHighestFlagColour = existingState.mHighestFlagColours[i];
existingState.mHighestFlagReason = existingState.mHighestFlagReasons[i];
existingState.mPitMode = existingState.mPitModes[i];
existingState.mPitSchedule = existingState.mPitSchedules[i];
}
}
else
{
existingPartInfo.mWorldPosition = new float[] { 0, 0, 0 };
existingPartInfo.mIsActive = false;
}
existingState.mParticipantData[i] = existingPartInfo;
}
return(existingState);
}
