public static Tuple <bool, pCarsAPIStruct> ReadSharedMemoryData()
{
var _pcarsapistruct = new pCarsAPIStruct();
try
{
if (memoryMappedFile == null)
{
InitialiseSharedMemory();
}
// If it's still null here the game isn't running
if (memoryMappedFile == null)
{
return(new Tuple <bool, pCarsAPIStruct>(true, _pcarsapistruct));
}
using (var sharedMemoryStreamView = memoryMappedFile.CreateViewStream())
{
var sharedMemoryStream = new BinaryReader(sharedMemoryStreamView);
sharedMemoryReadBuffer = sharedMemoryStream.ReadBytes(sharedmemorysize);
handle = GCHandle.Alloc(sharedMemoryReadBuffer, GCHandleType.Pinned);
_pcarsapistruct =
(pCarsAPIStruct)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(pCarsAPIStruct));
handle.Free();
}
return(new Tuple <bool, pCarsAPIStruct>(true, _pcarsapistruct));
}
catch (Exception)
{
//return false in the tuple as the read failed
return(new Tuple <bool, pCarsAPIStruct>(false, _pcarsapistruct));
}
}
public pCarsDataClass MapStructToClass(pCarsAPIStruct pcarsDataStruct, pCarsDataClass pCarsData)
{
pCarsData.mVersion = pcarsDataStruct.mVersion;
pCarsData.mBuildVersion = pcarsDataStruct.mBuildVersion;
// The game isn't running if these are 0
if (pcarsDataStruct.mVersion == 0 && pcarsDataStruct.mBuildVersion == 0)
{
return(pCarsData);
}
// Session type
pCarsData.mGameState = (eGameState)pcarsDataStruct.mGameState;
pCarsData.mSessionState = (eSessionState)pcarsDataStruct.mSessionState;
pCarsData.mRaceState = (eRaceState)pcarsDataStruct.mRaceState;
pCarsData.mViewedParticipantIndex = pcarsDataStruct.mViewedParticipantIndex;
pCarsData.mNumParticipants = pcarsDataStruct.mNumParticipants;
if (pCarsData.mPlayerParticipantIndex < 0)
{
pCarsData.mPlayerParticipantIndex = pCarsData.mViewedParticipantIndex;
}
for (var loop = 0; loop < (uint)eAPIStructLengths.NUM_PARTICIPANTS; loop++)
{
if (pCarsData.listParticipantInfo.Count != (uint)eAPIStructLengths.NUM_PARTICIPANTS)
{
for (var i = 0; i < (uint)eAPIStructLengths.NUM_PARTICIPANTS; i++)
{
pCarsData.listParticipantInfo.Add(new pCarsParticipantsClass());
}
}
if (pcarsDataStruct.mParticipantData[loop].mCurrentLap != 0)
{
var newPartData = new pCarsParticipantsClass
{
parIsActive = pcarsDataStruct.mParticipantData[loop].mIsActive,
parName = pcarsDataStruct.mParticipantData[loop].mName,
parWorldPosition = new List <float>(pcarsDataStruct.mParticipantData[loop].mWorldPosition),
parCurrentLapDistance = pcarsDataStruct.mParticipantData[loop].mCurrentLapDistance,
parRacePosition = pcarsDataStruct.mParticipantData[loop].mRacePosition,
parLapsCompleted = pcarsDataStruct.mParticipantData[loop].mLapsCompleted,
parCurrentLap = pcarsDataStruct.mParticipantData[loop].mCurrentLap,
parCurrentSector = (eCurrentSector)pcarsDataStruct.mParticipantData[loop].mCurrentSector
};
pCarsData.listParticipantInfo[loop] = newPartData;
}
}
// Unfiltered Input
pCarsData.mUnfilteredThrottle = pcarsDataStruct.mUnfilteredThrottle;
pCarsData.mUnfilteredBrake = pcarsDataStruct.mUnfilteredBrake;
pCarsData.mUnfilteredSteering = pcarsDataStruct.mUnfilteredSteering;
pCarsData.mUnfilteredClutch = pcarsDataStruct.mUnfilteredClutch;
// Vehicle & Track information
pCarsData.mCarName = pcarsDataStruct.mCarName;
pCarsData.mCarClassName = pcarsDataStruct.mCarClassName;
pCarsData.mLapsInEvent = pcarsDataStruct.mLapsInEvent;
pCarsData.mTrackLocation = pcarsDataStruct.mTrackLocation;
pCarsData.mTrackVariant = pcarsDataStruct.mTrackVariation;
pCarsData.mTrackLength = pcarsDataStruct.mTrackLength;
// Timing & Scoring
pCarsData.mLapInvalidated = pcarsDataStruct.mLapInvalidated;
pCarsData.mLastLapTime = pcarsDataStruct.mLastLapTime;
pCarsData.mCurrentTime = pcarsDataStruct.mCurrentTime;
pCarsData.mSplitTimeAhead = pcarsDataStruct.mSplitTimeAhead;
pCarsData.mSplitTimeBehind = pcarsDataStruct.mSplitTimeBehind;
pCarsData.mSplitTime = pcarsDataStruct.mSplitTime;
pCarsData.mEventTimeRemaining = pcarsDataStruct.mEventTimeRemaining;
//make sure that the collections are not empty
if (pCarsData.mCurrentLapTime.Count == 0)
{
pCarsData.mCurrentLapTime = new ObservableCollection <LapTimesClass> {
new LapTimesClass()
}
}
;
if (pCarsData.mSessionFastestLapTime.Count == 0)
{
pCarsData.mSessionFastestLapTime = new ObservableCollection <LapTimesClass> {
new LapTimesClass()
}
}
;
if (pCarsData.mPersonalFastestLapTime.Count == 0)
{
pCarsData.mPersonalFastestLapTime = new ObservableCollection <LapTimesClass> {
new LapTimesClass()
}
}
;
if (pCarsData.mWorldFastestLapTime.Count == 0)
{
pCarsData.mWorldFastestLapTime = new ObservableCollection <LapTimesClass> {
new LapTimesClass()
}
}
;
//create the new entry at index 0
//index 0 is the first in the collection
//a collection is required for the datagrid binding
pCarsData.mCurrentLapTime[0] = new LapTimesClass
{
ltLapTime = pcarsDataStruct.mCurrentTime,
ltSect1 = pcarsDataStruct.mCurrentSector1Time,
ltSect2 = pcarsDataStruct.mCurrentSector2Time,
ltSect3 = pcarsDataStruct.mCurrentSector3Time
};
pCarsData.mSessionFastestLapTime[0] = new LapTimesClass
{
ltLapTime = pcarsDataStruct.mSessionFastestLapTime,
ltSect1 = pcarsDataStruct.mSessionFastestSector1Time,
ltSect2 = pcarsDataStruct.mSessionFastestSector2Time,
ltSect3 = pcarsDataStruct.mSessionFastestSector3Time
};
pCarsData.mPersonalFastestLapTime[0] = new LapTimesClass
{
ltLapTime = pcarsDataStruct.mPersonalFastestLapTime,
ltSect1 = pcarsDataStruct.mPersonalFastestSector1Time,
ltSect2 = pcarsDataStruct.mPersonalFastestSector2Time,
ltSect3 = pcarsDataStruct.mPersonalFastestSector3Time
};
pCarsData.mWorldFastestLapTime[0] = new LapTimesClass
{
ltLapTime = pcarsDataStruct.mWorldFastestLapTime,
ltSect1 = pcarsDataStruct.mWorldFastestSector1Time,
ltSect2 = pcarsDataStruct.mWorldFastestSector2Time,
ltSect3 = pcarsDataStruct.mWorldFastestSector3Time
};
// Flags
pCarsData.mFlagColour = (eFlagColors)pcarsDataStruct.mHighestFlagColour;
pCarsData.mFlagReason = (eFlagReason)pcarsDataStruct.mHighestFlagReason;
// Pit Info
pCarsData.mPitMode = (ePitMode)pcarsDataStruct.mPitMode;
pCarsData.mPitSchedule = (ePitSchedule)pcarsDataStruct.mPitSchedule;
// Car State
pCarsData.mCarFlags = (eCarFlags)pcarsDataStruct.mCarFlags;
pCarsData.mOilTempCelsius = pcarsDataStruct.mOilTempCelsius;
pCarsData.mOilPressureKPa = pcarsDataStruct.mOilPressureKPa;
pCarsData.mWaterTempCelsius = pcarsDataStruct.mWaterTempCelsius;
pCarsData.mWaterPressureKPa = pcarsDataStruct.mWaterPressureKPa;
pCarsData.mFuelPressureKPa = pcarsDataStruct.mFuelPressureKPa;
pCarsData.mFuelLevel = (float)Math.Round(pcarsDataStruct.mFuelLevel * pcarsDataStruct.mFuelCapacity, 2);
pCarsData.mFuelCapacity = pcarsDataStruct.mFuelCapacity;
pCarsData.mSpeed = pcarsDataStruct.mSpeed;
pCarsData.mRPM = pcarsDataStruct.mRPM;
pCarsData.mMaxRPM = pcarsDataStruct.mMaxRPM;
//logger.Trace("mRPM = " + pCarsData.mRPM);
//logger.Trace("mMaxRPM = " + pCarsData.mMaxRPM);
//
pCarsData.mBrake = pcarsDataStruct.mBrake;
pCarsData.mThrottle = pcarsDataStruct.mThrottle;
pCarsData.mClutch = pcarsDataStruct.mClutch;
pCarsData.mSteering = pcarsDataStruct.mSteering;
pCarsData.mGear = pcarsDataStruct.mGear;
pCarsData.mNumGears = pcarsDataStruct.mNumGears;
pCarsData.mOdometerKM = pcarsDataStruct.mOdometerKM;
pCarsData.mAntiLockActive = pcarsDataStruct.mAntiLockActive;
pCarsData.mLastOpponentCollisionIndex = pcarsDataStruct.mLastOpponentCollisionIndex;
pCarsData.mLastOpponentCollisionMagnitude = pcarsDataStruct.mLastOpponentCollisionMagnitude;
pCarsData.mBoostActive = pcarsDataStruct.mBoostActive;
pCarsData.mBoostAmount = pcarsDataStruct.mBoostAmount;
// Motion & Device Related
//////pCarsData.mWorldPosition = new List<float>(pcarsDataStruct.mWorldPosition);
pCarsData.mOrientation = new List <float>(pcarsDataStruct.mOrientation);
pCarsData.mLocalVelocity = new List <float>(pcarsDataStruct.mLocalVelocity);
pCarsData.mWorldVelocity = new List <float>(pcarsDataStruct.mWorldVelocity);
pCarsData.mAngularVelocity = new List <float>(pcarsDataStruct.mAngularVelocity);
pCarsData.mLocalAcceleration = new List <float>(pcarsDataStruct.mLocalAcceleration);
pCarsData.mWorldAcceleration = new List <float>(pcarsDataStruct.mWorldAcceleration);
pCarsData.mExtentsCentre = new List <float>(pcarsDataStruct.mExtentsCentre);
// Wheels / Tyres
//pCarsData.mTyreFlags = pcarsDataStruct.mTyreFlags.Select(i => (eTyreFlags)i).ToList();
//pCarsData.mTerrain = pcarsDataStruct.mTerrain.Select(i => (eTerrain)i).ToList();
pCarsData.mTyreFlags = new List <uint>(pcarsDataStruct.mTyreFlags);
pCarsData.mTerrain = new List <uint>(pcarsDataStruct.mTerrain);
pCarsData.mTyreY = new List <float>(pcarsDataStruct.mTyreY);
pCarsData.mTyreRPS = new List <float>(pcarsDataStruct.mTyreRPS);
pCarsData.mTyreSlipSpeed = new List <float>(pcarsDataStruct.mTyreSlipSpeed);
pCarsData.mTyreTemp = new List <float>(pcarsDataStruct.mTyreTemp);
pCarsData.mTyreGrip = new List <float>(pcarsDataStruct.mTyreGrip);
pCarsData.mTyreHeightAboveGround = new List <float>(pcarsDataStruct.mTyreHeightAboveGround);
pCarsData.mTyreLateralStiffness = new List <float>(pcarsDataStruct.mTyreLateralStiffness);
pCarsData.mTyreWear = new List <float>(pcarsDataStruct.mTyreWear);
pCarsData.mBrakeDamage = new List <float>(pcarsDataStruct.mBrakeDamage);
pCarsData.mSuspensionDamage = new List <float>(pcarsDataStruct.mSuspensionDamage);
pCarsData.mBrakeTempCelsius = new List <float>(pcarsDataStruct.mBrakeTempCelsius);
pCarsData.mTyreTreadTemp = new List <float>(pcarsDataStruct.mTyreTreadTemp);
pCarsData.mTyreLayerTemp = new List <float>(pcarsDataStruct.mTyreLayerTemp);
pCarsData.mTyreCarcassTemp = new List <float>(pcarsDataStruct.mTyreCarcassTemp);
pCarsData.mTyreRimTemp = new List <float>(pcarsDataStruct.mTyreRimTemp);
pCarsData.mTyreInternalAirTemp = new List <float>(pcarsDataStruct.mTyreInternalAirTemp);
// Car Damage
pCarsData.mCrashState = (eCrashDamageState)pcarsDataStruct.mCrashState;
pCarsData.mAeroDamage = pcarsDataStruct.mAeroDamage;
pCarsData.mEngineDamage = pcarsDataStruct.mEngineDamage;
// Weather
pCarsData.mAmbientTemperature = pcarsDataStruct.mAmbientTemperature;
pCarsData.mTrackTemperature = pcarsDataStruct.mTrackTemperature;
pCarsData.mRainDensity = pcarsDataStruct.mRainDensity;
pCarsData.mWindSpeed = pcarsDataStruct.mWindSpeed;
pCarsData.mWindDirectionX = pcarsDataStruct.mWindDirectionX;
pCarsData.mWindDirectionY = pcarsDataStruct.mWindDirectionY;
pCarsData.mCloudBrightness = pcarsDataStruct.mCloudBrightness;
return(pCarsData);
}
}
}
