private int LookUpIndexAxisRPMMap(double value, string symbolname, int multiplywith)
{
int return_index = -1;
double min_difference = 10000000;
byte[] axisvalues = m_TrionicFile.ReadData((uint)m_TrionicFile.GetFileInfo().GetSymbolAddressFlash(symbolname), (uint)m_TrionicFile.GetFileInfo().GetSymbolLength(symbolname));
if (m_TrionicFile.GetFileInfo().isSixteenBitTable(symbolname))
{
for (int t = 0; t < axisvalues.Length; t += 2)
{
int b = (int)(byte)axisvalues.GetValue(t) * 256;
b += (int)(byte)axisvalues.GetValue(t + 1);
b *= multiplywith;
double diff = Math.Abs((double)b - value);
if (min_difference > diff)
{
min_difference = diff;
// this is our index
return_index = t / 2;
// Console.WriteLine("Difference was: " + diff.ToString() + " at index " + return_index.ToString());
}
}
}
else
{
for (int t = 0; t < axisvalues.Length; t++)
{
int b = (int)(byte)axisvalues.GetValue(t);
b *= multiplywith;
double diff = Math.Abs((double)b - value);
if (min_difference > diff)
{
min_difference = diff;
// this is our index
return_index = t;
}
}
}
return(return_index);
}
private void IncreaseByteVariableWith140Percent(IECUFile m_File, string symbol)
{
// read value
byte[] data = m_File.ReadData((uint)m_File.GetFileInfo().GetSymbolAddressFlash(symbol), (uint)m_File.GetFileInfo().GetSymbolLength(symbol));
for (int t = 0; t < data.Length; t++)
{
double dval = Convert.ToDouble(data[t]);
dval *= 1.4;
data[t] = Convert.ToByte(dval);
}
m_File.WriteData(data, (uint)m_File.GetFileInfo().GetSymbolAddressFlash(symbol));
}
private void GenerateAndSaveNewIgnitionMap(IECUFile m_File, bool runsE85)
{
//TODO: Implement
// get the axis
TuningReferenceMaps _referenceMaps = new TuningReferenceMaps();
byte[] pressure_axis = m_File.ReadData((uint)m_File.GetFileInfo().GetSymbolAddressFlash("Ign_map_0_x_axis!"), (uint)m_File.GetFileInfo().GetSymbolLength("Ign_map_0_x_axis!"));
byte[] rpm_axis = m_File.ReadData((uint)m_File.GetFileInfo().GetSymbolAddressFlash("Ign_map_0_y_axis!"), (uint)m_File.GetFileInfo().GetSymbolLength("Ign_map_0_y_axis!"));
byte[] new_ignition_map = new byte[16 * 18 * 2];
int ign_map_index = 0;
for (int rpm_index = rpm_axis.Length-2; rpm_index >=0; rpm_index -= 2)
{
for (int pressure_index = 0; pressure_index < pressure_axis.Length; pressure_index += 2)
{
int irpm = Convert.ToInt32(rpm_axis[rpm_index]) * 256;
irpm += Convert.ToInt32(rpm_axis[rpm_index+1]);
int ipressure = Convert.ToInt32(pressure_axis[pressure_index]) * 256;
ipressure += Convert.ToInt32(pressure_axis[pressure_index + 1]);
double correctionFactor = 1;
double pressure = ipressure;
MapSensorType mapsensor = m_File.GetMapSensorType(false);
if (mapsensor == MapSensorType.MapSensor30) correctionFactor = 1.2;
else if (mapsensor == MapSensorType.MapSensor35) correctionFactor = 1.4;
else if (mapsensor == MapSensorType.MapSensor40) correctionFactor = 1.6;
else if (mapsensor == MapSensorType.MapSensor50) correctionFactor = 2.0;
pressure *= correctionFactor;
pressure -= 100;
pressure /= 100;
double ignition_advance = _referenceMaps.GetIgnitionAdvanceForPressureRpm(pressure, (double)irpm);
if (runsE85) ignition_advance = _referenceMaps.GetIgnitionAdvanceE85ForPressureRpm(pressure, (double)irpm);
// write ignition advance into the map
ignition_advance *= 10; // correction factor
Int32 iAdvance = Convert.ToInt32(ignition_advance);
byte v1 = (byte)(iAdvance / 256);
byte v2 = (byte)(iAdvance - (int)v1 * 256);
//Console.WriteLine("Writing data rpmidx : " + rpm_index.ToString() + " mapidx: " + pressure_index.ToString() + " ignidx: " + ign_map_index.ToString());
new_ignition_map[ign_map_index++] = v1;
new_ignition_map[ign_map_index++] = v2;
}
}
// now save the map
m_File.WriteData(new_ignition_map, (uint)m_File.GetFileInfo().GetSymbolAddressFlash("Ign_map_0!"));
m_File.WriteData(new_ignition_map, (uint)m_File.GetFileInfo().GetSymbolAddressFlash("Ign_map_4!")); // save as warmup map as well
}
private void GenerateAndSaveNewFuelMap(IECUFile m_File)
{
TuningReferenceMaps _referenceMaps = new TuningReferenceMaps();
byte[] pressure_axis = m_File.ReadData((uint)m_File.GetFileInfo().GetSymbolAddressFlash("Fuel_map_xaxis!"), (uint)m_File.GetFileInfo().GetSymbolLength("Fuel_map_xaxis!"));
byte[] rpm_axis = m_File.ReadData((uint)m_File.GetFileInfo().GetSymbolAddressFlash("Fuel_map_yaxis!"), (uint)m_File.GetFileInfo().GetSymbolLength("Fuel_map_yaxis!"));
byte[] new_fuel_map = new byte[16 * 16];
int fuel_map_index = 0;
for (int rpm_index = rpm_axis.Length - 2; rpm_index >= 0; rpm_index -= 2)
{
for (int pressure_index = 0; pressure_index < pressure_axis.Length; pressure_index ++)
{
int irpm = Convert.ToInt32(rpm_axis[rpm_index]) * 256;
irpm += Convert.ToInt32(rpm_axis[rpm_index + 1]);
irpm *= 10;
int ipressure = Convert.ToInt32(pressure_axis[pressure_index]);
double correctionFactor = 1;
double pressure = ipressure;
MapSensorType mapsensor = m_File.GetMapSensorType(false);
if (mapsensor == MapSensorType.MapSensor30) correctionFactor = 1.2;
else if (mapsensor == MapSensorType.MapSensor35) correctionFactor = 1.4;
else if (mapsensor == MapSensorType.MapSensor40) correctionFactor = 1.6;
else if (mapsensor == MapSensorType.MapSensor50) correctionFactor = 2.0;
pressure *= correctionFactor;
pressure -= 100;
pressure /= 100;
double fuel_correction = _referenceMaps.FuelCorrectionForPressureRpm(pressure, (double)irpm);
// write ignition advance into the map
fuel_correction -= 0.5;
fuel_correction /= 0.00390625;
Int32 icorrection = Convert.ToInt32(fuel_correction);
if (icorrection > 255) icorrection = 255;
new_fuel_map[fuel_map_index++] = (byte)icorrection;
}
}
// now save the map
m_File.WriteData(new_fuel_map, (uint)m_File.GetFileInfo().GetSymbolAddressFlash("Insp_mat!"));
}