177 lines
No EOL
7.4 KiB
Python
177 lines
No EOL
7.4 KiB
Python
import struct
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#####FROZA_DATA_FORMAT = '<iIfffffffffffffffffffffffffffffffffffffffffffffffffffiiiiifffffffffffffffffHBBBBBBbbb'
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FORZA_DATA_FORMAT = '<lL27f4l20f5lL27f4l20f5l3l17fH9b'
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####FORZA_DATA_FORMAT = '<iI27f4i20f5i17fH6B3bi19fH6B4b'
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def unpackData(unpackedData):
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carData = {
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"IsRaceOn":unpackedData[0], #// = 1 when race is on. = 0 when in menus/race stopped …
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#// Can overflow to 0 eventually
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"TimestampMS": unpackedData[1],
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"EngineMaxRpm": unpackedData[2],
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"EngineIdleRpm": unpackedData[3],
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"CurrentEngineRpm": unpackedData[4],
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#// In the car's local space; X = right, Y = up, Z = forward
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"AccelerationX": unpackedData[5],
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"AccelerationY": unpackedData[6],
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"AccelerationZ": unpackedData[7],
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#// In the car's local space; X = right, Y = up, Z = forward
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"VelocityX": unpackedData[8],
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"VelocityY": unpackedData[9],
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"VelocityZ": unpackedData[10],
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#// In the car's local space; X = pitch, Y = yaw, Z = roll
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"AngularVelocityX": unpackedData[11],
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"AngularVelocityY": unpackedData[12],
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"AngularVelocityZ": unpackedData[13],
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"Yaw": unpackedData[14],
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"Pitch": unpackedData[15],
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"Roll": unpackedData[16],
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#// Suspension travel normalized: 0.0f = max stretch; 1.0 = max compression
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"NormalizedSuspensionTravelFrontLeft": unpackedData[17],
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"NormalizedSuspensionTravelFrontRight": unpackedData[18],
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"NormalizedSuspensionTravelRearLeft": unpackedData[19],
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"NormalizedSuspensionTravelRearRight": unpackedData[20],
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#// Tire normalized slip ratio, = 0 means 100% grip and |ratio| > 1.0 means loss of grip.
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"TireSlipRatioFrontLeft": unpackedData[21],
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"TireSlipRatioFrontRight": unpackedData[22],
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"TireSlipRatioRearLeft": unpackedData[23],
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"TireSlipRatioRearRight": unpackedData[24],
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#// Wheels rotation speed radians/sec.
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"WheelRotationSpeedFrontLeft": unpackedData[25],
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"WheelRotationSpeedFrontRight": unpackedData[26],
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"WheelRotationSpeedRearLeft": unpackedData[27],
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"WheelRotationSpeedRearRight": unpackedData[28],
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#// = 1 when wheel is on rumble strip, = 0 when off.
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"WheelOnRumbleStripFrontLeft": unpackedData[29],
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"WheelOnRumbleStripFrontRight": unpackedData[30],
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"WheelOnRumbleStripRearLeft": unpackedData[31],
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"WheelOnRumbleStripRearRight": unpackedData[32],
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#// = from 0 to 1, where 1 is the deepest puddle
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"WheelInPuddleDepthFrontLeft": unpackedData[33],
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"WheelInPuddleDepthFrontRight": unpackedData[34],
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"WheelInPuddleDepthRearLeft": unpackedData[35],
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"WheelInPuddleDepthRearRight": unpackedData[35],
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#// Non-dimensional surface rumble values passed to controller force feedback
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"SurfaceRumbleFrontLeft": unpackedData[36],
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"SurfaceRumbleFrontRight": unpackedData[37],
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"SurfaceRumbleRearLeft": unpackedData[38],
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"SurfaceRumbleRearRight": unpackedData[39],
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#// Tire normalized slip angle, = 0 means 100% grip and |angle| > 1.0 means loss of grip.
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"TireSlipAngleFrontLeft": unpackedData[40],
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"TireSlipAngleFrontRight": unpackedData[41],
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"TireSlipAngleRearLeft": unpackedData[42],
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"TireSlipAngleRearRight": unpackedData[43],
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#// Tire normalized combined slip, = 0 means 100% grip and |slip| > 1.0 means loss of grip.
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"TireCombinedSlipFrontLeft": unpackedData[44],
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"TireCombinedSlipFrontRight": unpackedData[45],
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"TireCombinedSlipRearLeft": unpackedData[46],
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"TireCombinedSlipRearRight": unpackedData[47],
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#// Actual suspension travel in meters
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"SuspensionTravelMetersFrontLeft": unpackedData[48],
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"SuspensionTravelMetersFrontRight": unpackedData[49],
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"SuspensionTravelMetersRearLeft": unpackedData[50],
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"SuspensionTravelMetersRearRight": unpackedData[51],
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#// Unique ID of the car make/model
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"CarOrdinal": unpackedData[52],
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#// Between 0 (D -- worst cars) and 7 (X class -- best cars) inclusive
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"CarClass": unpackedData[53],
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#// Between 100 (worst car) and 999 (best car) inclusive
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"CarPerformanceIndex": unpackedData[54],
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#// 0 = FWD, 1 = RWD, 2 = AWD
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"DrivetrainType": unpackedData[55],
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#// Number of cylinders in the engine
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"NumCylinders": unpackedData[56],
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"PositionX": unpackedData[57],
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"PositionY": unpackedData[58],
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"PositionZ": unpackedData[59],
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"Speed": unpackedData[60],
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"Power": unpackedData[61],
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"Torque": unpackedData[62],
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"TireTempFrontLeft": unpackedData[63],
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"TireTempFrontRight": unpackedData[64],
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"TireTempRearLeft": unpackedData[65],
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"TireTempRearRight": unpackedData[66],
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"Boost": unpackedData[67],
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"Fuel": unpackedData[68],
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"DistanceTraveled": unpackedData[69],
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"BestLap": unpackedData[70],
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"LastLap": unpackedData[71],
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"CurrentLap": unpackedData[72],
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"CurrentRaceTime": unpackedData[73],
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"LapNumber": unpackedData[74],
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"RacePosition": unpackedData[75],
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"Accel": unpackedData[76],
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"Brake": unpackedData[77],
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"Clutch": unpackedData[78],
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"HandBrake": unpackedData[79],
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"Gear": unpackedData[80],
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"Steer": unpackedData[81],
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"NormalizedDrivingLine": unpackedData[82],
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"NormalizedAIBrakeDifference": unpackedData[83],
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"TireWearFrontLeft": unpackedData[84],
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"TireWearFrontRight": unpackedData[85],
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"TireWearRearLeft": unpackedData[86],
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"TireWearRearRight": unpackedData[87],
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#// ID for track
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"TrackOrdinal": unpackedData[88]
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}
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return carData
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data_types = {}
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with open('data_format.txt', 'r') as f:
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lines = f.read().split('\n')
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for line in lines:
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data_types[line.split()[1]] = line.split()[0]
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#assigning sizes in bytes to each variable type
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jumps={
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's32': 4, #Signed 32bit int, 4 bytes of size
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'u32': 4, #Unsigned 32bit int
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'f32': 4, #Floating point 32bit
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'u16': 2, #Unsigned 16bit int
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'u8': 1, #Unsigned 8bit int
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's8': 1, #Signed 8bit int
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'hzn': 12 #Unknown, 12 bytes of.. something
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}
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def get_data(data):
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return_dict={}
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#additional var
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passed_data = data
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for i in data_types:
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d_type = data_types[i]#checks data type (s32, u32 etc.)
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jump=jumps[d_type]#gets size of data
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current = passed_data[:jump]#gets data
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decoded = 0
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#complicated decoding for each type of data
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if d_type == 's32':
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decoded = int.from_bytes(current, byteorder='little', signed = True)
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elif d_type == 'u32':
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decoded = int.from_bytes(current, byteorder='little', signed=False)
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elif d_type == 'f32':
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decoded = struct.unpack('f', current)[0]
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elif d_type == 'u16':
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decoded = struct.unpack('H', current)[0]
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elif d_type == 'u8':
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decoded = struct.unpack('B', current)[0]
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elif d_type == 's8':
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decoded = struct.unpack('b', current)[0]
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#adds decoded data to the dict
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return_dict[i] = decoded
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#removes already read bytes from the variable
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passed_data = passed_data[jump:]
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#returns the dict
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return return_dict |