public static pCarsAPIStruct MergeWithExistingState(pCarsAPIStruct existingState, sTelemetryData udpTelemetryData)
{
existingState.hasNewPositionData = false;
existingState.mGameState = (uint)udpTelemetryData.sGameSessionState & 7;
existingState.mSessionState = (uint)udpTelemetryData.sGameSessionState >> 4;
existingState.mRaceState = (uint)udpTelemetryData.sRaceStateFlags & 7;
// Participant Info
existingState.mViewedParticipantIndex = udpTelemetryData.sViewedParticipantIndex;
existingState.mNumParticipants = udpTelemetryData.sNumParticipants;
// 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;
existingState.mLapsInEvent = udpTelemetryData.sLapsInEvent;
existingState.mTrackLength = udpTelemetryData.sTrackLength;
// Timing & Scoring
existingState.mLapInvalidated = (udpTelemetryData.sRaceStateFlags >> 3 & 1) == 1;
existingState.mSessionFastestLapTime = udpTelemetryData.sBestLapTime;
existingState.mLastLapTime = udpTelemetryData.sLastLapTime;
existingState.mCurrentTime = udpTelemetryData.sCurrentTime;
existingState.mSplitTimeAhead = udpTelemetryData.sSplitTimeAhead;
existingState.mSplitTimeBehind = udpTelemetryData.sSplitTimeBehind;
existingState.mSplitTime = udpTelemetryData.sSplitTime;
existingState.mEventTimeRemaining = udpTelemetryData.sEventTimeRemaining;
existingState.mPersonalFastestLapTime = udpTelemetryData.sPersonalFastestLapTime;
existingState.mWorldFastestLapTime = udpTelemetryData.sWorldFastestLapTime;
existingState.mCurrentSector1Time = udpTelemetryData.sCurrentSector1Time;
existingState.mCurrentSector2Time = udpTelemetryData.sCurrentSector2Time;
existingState.mCurrentSector3Time = udpTelemetryData.sCurrentSector3Time;
existingState.mSessionFastestSector1Time = udpTelemetryData.sFastestSector1Time;
existingState.mSessionFastestSector2Time = udpTelemetryData.sFastestSector2Time;
existingState.mSessionFastestSector3Time = udpTelemetryData.sFastestSector3Time;
existingState.mPersonalFastestSector1Time = udpTelemetryData.sPersonalFastestSector1Time;
existingState.mPersonalFastestSector2Time = udpTelemetryData.sPersonalFastestSector2Time;
existingState.mPersonalFastestSector3Time = udpTelemetryData.sPersonalFastestSector3Time;
existingState.mWorldFastestSector1Time = udpTelemetryData.sWorldFastestSector1Time;
existingState.mWorldFastestSector2Time = udpTelemetryData.sWorldFastestSector2Time;
existingState.mWorldFastestSector3Time = udpTelemetryData.sWorldFastestSector3Time;
// Flags
existingState.mHighestFlagColour = (uint)udpTelemetryData.sHighestFlag & 7;
existingState.mHighestFlagReason = (uint)udpTelemetryData.sHighestFlag >> 3 & 3;
// Pit Info
existingState.mPitMode = (uint)udpTelemetryData.sPitModeSchedule & 7;
existingState.mPitSchedule = (uint)udpTelemetryData.sPitModeSchedule >> 3 & 3;
// 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.mRPM = udpTelemetryData.sRpm;
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.mAntiLockActive = (udpTelemetryData.sRaceStateFlags >> 4 & 1) == 1;
existingState.mBoostActive = (udpTelemetryData.sRaceStateFlags >> 5 & 1) == 1;
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.mTyreSlipSpeed = udpTelemetryData.sTyreSlipSpeed;
existingState.mTyreTemp = toFloatArray(udpTelemetryData.sTyreTemp, 255);
existingState.mTyreGrip = toFloatArray(udpTelemetryData.sTyreGrip, 255);
existingState.mTyreHeightAboveGround = udpTelemetryData.sTyreHeightAboveGround;
existingState.mTyreLateralStiffness = udpTelemetryData.sTyreLateralStiffness;
existingState.mTyreWear = toFloatArray(udpTelemetryData.sTyreWear, 255);
existingState.mBrakeDamage = toFloatArray(udpTelemetryData.sBrakeDamage, 255);
existingState.mSuspensionDamage = toFloatArray(udpTelemetryData.sSuspensionDamage, 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);
existingState.mWheelLocalPosition = udpTelemetryData.sWheelLocalPositionY;
existingState.mRideHeight = udpTelemetryData.sRideHeight;
existingState.mSuspensionTravel = udpTelemetryData.sSuspensionTravel;
existingState.mSuspensionVelocity = udpTelemetryData.sSuspensionVelocity;
existingState.mAirPressure = toFloatArray(udpTelemetryData.sAirPressure, 1);
existingState.mEngineSpeed = udpTelemetryData.sEngineSpeed;
existingState.mEngineTorque = udpTelemetryData.sEngineTorque;
existingState.mEnforcedPitStopLap = (uint)udpTelemetryData.sEnforcedPitStopLap;
// Car Damage
existingState.mCrashState = udpTelemetryData.sCrashState;
existingState.mAeroDamage = (float)udpTelemetryData.sAeroDamage / 255f;
existingState.mEngineDamage = (float)udpTelemetryData.sEngineDamage / 255f;
// Weather
existingState.mAmbientTemperature = udpTelemetryData.sAmbientTemperature;
existingState.mTrackTemperature = udpTelemetryData.sTrackTemperature;
existingState.mRainDensity = (float)udpTelemetryData.sRainDensity / 255f;
existingState.mWindSpeed = udpTelemetryData.sWindSpeed * 2;
existingState.mWindDirectionX = (float)udpTelemetryData.sWindDirectionX / 127f;
existingState.mWindDirectionY = (float)udpTelemetryData.sWindDirectionY / 127f;
//existingState.mCloudBrightness = udpTelemetryData.sCloudBrightness / 255;
if (existingState.mParticipantData == null)
{
existingState.mParticipantData = new pCarsAPIParticipantStruct[udpTelemetryData.sParticipantInfo.Count()];
}
for (int i = 0; i < udpTelemetryData.sParticipantInfo.Count(); i++)
{
sParticipantInfo newPartInfo = udpTelemetryData.sParticipantInfo[i];
Boolean isActive = (newPartInfo.sRacePosition >> 7) == 1;
pCarsAPIParticipantStruct existingPartInfo = existingState.mParticipantData[i];
existingPartInfo.mIsActive = isActive;
if (isActive)
{
existingPartInfo.mCurrentLap = newPartInfo.sCurrentLap;
existingPartInfo.mCurrentLapDistance = newPartInfo.sCurrentLapDistance;
existingPartInfo.mLapsCompleted = (uint)newPartInfo.sLapsCompleted & 127;
// TODO: there's a 'lapInvalidated' flag here but nowhere to put it in the existing struct
Boolean lapInvalidated = (newPartInfo.sLapsCompleted >> 7) == 1;
existingPartInfo.mRacePosition = (uint)newPartInfo.sRacePosition & 127;
existingPartInfo.mCurrentSector = (uint)newPartInfo.sSector & 7;
// and now the bit magic for the extra position precision...
float[] newWorldPositions = toFloatArray(newPartInfo.sWorldPosition, 1);
float xAdjustment = ((float)((uint)newPartInfo.sSector >> 3 & 3)) / 4f;
float zAdjustment = ((float)((uint)newPartInfo.sSector >> 5 & 3)) / 4f;
newWorldPositions[0] = newWorldPositions[0] + xAdjustment;
newWorldPositions[2] = newWorldPositions[2] + zAdjustment;
if (!existingState.hasNewPositionData && i != udpTelemetryData.sViewedParticipantIndex &&
(existingPartInfo.mWorldPosition == null || (newWorldPositions[0] != existingPartInfo.mWorldPosition[0] || newWorldPositions[2] != existingPartInfo.mWorldPosition[2])))
{
existingState.hasNewPositionData = true;
}
existingPartInfo.mWorldPosition = newWorldPositions;
// TODO: LastSectorTime is now in the UDP data, but there's no slot for this in the participants struct
// existingPartInfo.mLastSectorTime = newPartInfo.sLastSectorTime;
}
else
{
existingPartInfo.mWorldPosition = new float[] { 0, 0, 0 };
}
existingState.mParticipantData[i] = existingPartInfo;
}
// TODO: buttons
return(existingState);
}
private OpponentData createOpponentData(pCarsAPIParticipantStruct participantStruct, Boolean loadDriverName)
{
OpponentData opponentData = new OpponentData();
opponentData.DriverRawName = participantStruct.mName.Trim();
if (loadDriverName && CrewChief.enableDriverNames)
{
speechRecogniser.addNewOpponentName(opponentData.DriverRawName);
}
opponentData.Position = (int)participantStruct.mRacePosition;
opponentData.UnFilteredPosition = opponentData.Position;
opponentData.CompletedLaps = (int)participantStruct.mLapsCompleted;
opponentData.CurrentSectorNumber = (int)participantStruct.mCurrentSector;
opponentData.WorldPosition = new float[] { participantStruct.mWorldPosition[0], participantStruct.mWorldPosition[2] };
opponentData.DistanceRoundTrack = participantStruct.mCurrentLapDistance;
return opponentData;
}
public static pCarsAPIParticipantStruct getParticipantDataForName(pCarsAPIParticipantStruct[] pCarsAPIParticipantStructArray, String name, int index)
{
if (name != null && name.Length > 0)
{
foreach (pCarsAPIParticipantStruct data in pCarsAPIParticipantStructArray)
{
if (data.mName == name)
{
return data;
}
}
}
return pCarsAPIParticipantStructArray[index];
}
public static Tuple<int, pCarsAPIParticipantStruct> getPlayerDataStruct(pCarsAPIParticipantStruct[] pCarsAPIParticipantStructArray, int viewedParticipantIndex)
{
if (!getPlayerByName)
{
return new Tuple<int, pCarsAPIParticipantStruct>(viewedParticipantIndex, pCarsAPIParticipantStructArray[viewedParticipantIndex]);
}
else if (playerSteamId == null)
{
if (userSpecifiedSteamId == null || userSpecifiedSteamId.Length == 0)
{
// get the player ID from the first viewed participant the app 'sees' and use this for the remainder of the app's run time
pCarsAPIParticipantStruct likelyParticipantData = pCarsAPIParticipantStructArray[viewedParticipantIndex];
playerSteamId = likelyParticipantData.mName;
Console.WriteLine("Using player steam ID " + playerSteamId + " from the first reported viewed participant");
if (playerSteamId == null || playerSteamId.Length == 0)
{
getPlayerByName = false;
Console.WriteLine("Player steam ID is not valid, falling back to viewedParticipantIndex");
}
return new Tuple<int, pCarsAPIParticipantStruct>(viewedParticipantIndex, likelyParticipantData);
}
else
{
// use the steamID provided
playerSteamId = userSpecifiedSteamId;
}
}
for (int i=0; i<pCarsAPIParticipantStructArray.Length; i++)
{
if (pCarsAPIParticipantStructArray[i].mName == playerSteamId)
{
return new Tuple<int, pCarsAPIParticipantStruct> (i,pCarsAPIParticipantStructArray[i]);
}
}
// no match in the block, so use the viewParticipantIndex
getPlayerByName = false;
return new Tuple<int, pCarsAPIParticipantStruct>(viewedParticipantIndex, pCarsAPIParticipantStructArray[viewedParticipantIndex]);
}
private Boolean opponentIsRacing(float currentOpponentX, float currentOpponentY, float previousOpponentX, float previousOpponentY,
pCarsAPIParticipantStruct playerData, pCarsAPIParticipantStruct previousPlayerData, float interval)
{
float deltaX = Math.Abs(currentOpponentX - playerData.mWorldPosition[0]);
float deltaY = Math.Abs(currentOpponentY - playerData.mWorldPosition[2]);
if (deltaX > trackWidth || deltaY > trackWidth)
{
return false;
}
float opponentVelocityX = Math.Abs(currentOpponentX - previousOpponentX) / interval;
float opponentVelocityY = Math.Abs(currentOpponentY - previousOpponentY) / interval;
// hard code this - if the opponent car is going < 4m/s on both axis we're not interested
if (opponentVelocityX < 4 && opponentVelocityY < 4)
{
return false;
}
float playerVelocityX = Math.Abs(playerData.mWorldPosition[0] - previousPlayerData.mWorldPosition[0]) / interval;
float playerVelocityY = Math.Abs(playerData.mWorldPosition[2] - previousPlayerData.mWorldPosition[2]) / interval;
if (Math.Abs(playerVelocityX - opponentVelocityX) > maxClosingSpeed || Math.Abs(playerVelocityY - opponentVelocityY) > maxClosingSpeed)
{
// Console.WriteLine("high closing speed: x = " + (playerVelocityX - opponentVelocityX) + " y = " + (playerVelocityY - opponentVelocityY));
return false;
}
return true;
}
