public virtual bool Initialize()
{
bool opened = this.OpenDevice();
if (!opened)
{
return(false);
}
this.StartHochVolt();
this.DoBeforeInitialization();
byte[] data = new byte[8];
data[0] = 0x01;
// equalize sensor results
//0xc0 alle Refsoll Werte werden gleich initialisiert. Bei Ref = Messkapazität wird 75% Messbereich ausgegeben
//0x80 alle Refsoll Werte werden gleich initialisiert. Bei Ref = Messkapazität wird 50% Messbereich ausgegeben
//0xFF individueller Abgleich. Alle Module werden gemessen und dann wird versucht jedes einzelne auf 50% Messbereich
// einzustellen
data[2] = 0xFF;
ModifyInitData(data);
bool initResult = BrailleDisNet.BrdCommand(
this.DeviceNumber, // device-number
data); // flags
return(initResult);
}
public static Device CreateDeviceObject(DeviceInformation_T di, BrailleDisNet parent)
{
var types = Assembly.GetExecutingAssembly().GetTypes();
foreach (var type in types)
{
var attribs = type.GetCustomAttributes(typeof(DeviceTypeAttribute), false);
if (attribs.Length <= 0)
{
continue;
}
foreach (DeviceTypeAttribute att in attribs)
{
if (att.DeviceType == di.DeviceType)
{
var constructor = type.GetConstructor(new Type[] { });
var newDevice = constructor.Invoke(new object[] { }) as Device;
newDevice.DeviceInformation = di;
newDevice.Parent = parent;
newDevice.DeviceTypeInformation = Device.DeviceTypes[att.DeviceType];
return(newDevice);
}
}
}
return(new DeviceBrailleDis());
}
public virtual bool StartHochVolt()
{
byte[] dataHV = new byte[8];
dataHV[0] = 0x02;
dataHV[1] = 0x01;
bool initResultHV = BrailleDisNet.BrdCommand(
this.DeviceNumber, // device-number
dataHV); // flags
return(initResultHV);
}
public override void DoBeforeInitialization()
{
Thread.Sleep(400);
{
byte[] dataHV = new byte[8];
dataHV[0] = 0x04;
dataHV[1] = 0x00;
dataHV[2] = 0x08;
bool cmessResult = BrailleDisNet.BrdCommand(
this.DeviceNumber, // device-number
dataHV); // flags
Thread.Sleep(100);
}
}
public virtual bool OpenDevice()
{
try
{
var criteria = new byte[2];
criteria[0] = 32;
criteria[1] = 0;
int devType = 0;
this.DeviceNumber = BrailleDisNet.BrdInitDevice(criteria, ref devType);
if (this.DeviceNumber == -1)
{
return(false);
}
}
catch (Exception)
{
this.DeviceNumber = -1;
return(false);
}
return(true);
}
public override void Recalibrate(BrailleDisNet brailleDis)
{
Thread.Sleep(500);
brailleDis.ReleaseAllPins();
/*bool[,] matrix = new bool[brailleDis.NumberOfPinRows, brailleDis.NumberOfPinColumns];
* for (int c = 0; c < brailleDis.NumberOfPinColumns; c++)
* {
* for (int r = 0; r < brailleDis.NumberOfPinRows; r++)
* {
* matrix[r, c] =
* (r + 1) % brailleDis.NumberOfModuleRows == 0;
* }
* }
* brailleDis.SetCompleteMatrix(matrix);*/
Thread.Sleep(500);
base.Recalibrate(brailleDis);
Thread.Sleep(300);
}
public virtual void Recalibrate(BrailleDisNet brailleDis)
{
brailleDis.m_touch_input = new int[BrailleDisConsts.NUMBER_OF_SENSOR_ROWS, BrailleDisConsts.NUMBER_OF_MODULE_COLUMNS];
brailleDis.m_reference_touch_input = new int[BrailleDisConsts.NUMBER_OF_SENSOR_ROWS,
BrailleDisConsts.NUMBER_OF_MODULE_COLUMNS];
brailleDis.m_reference_touch_input.Initialize();
byte[] readBuffer = new byte[BrailleDisConsts.TOTAL_INPUT_LENGTH];
int readResult = 0;
try
{
//System.Threading.Thread.BeginCriticalRegion();
readResult = BrailleDisNet.BrdReadData(DeviceNumber, readBuffer.Length, readBuffer);
if (readResult < BrailleDisConsts.TOTAL_INPUT_LENGTH)
{
return;
}
}
finally
{
//System.Threading.Thread.EndCriticalRegion();
}
if (readBuffer[BrailleDisConsts.INPUT_TYPE] == BrailleDisConsts.OLD_BRAILLEDIS)
{ // first generation of BrailleDis with 720 sensors
// todo: if you wish to treat the old BrailleDis withh 1440 sensors
// then set m_deviceGeneration to 2 instead of 1
brailleDis.m_deviceGeneration = 1;
foreach (var damagedTouches in brailleDis.m_damagedTouches)
{ // duplicate because of duplication of sensors
int pos = damagedTouches.X + damagedTouches.Y * BrailleDisConsts.NUMBER_OF_MODULE_COLUMNS * 2;
if (pos >= BrailleDisConsts.TOUCH_ARRAY_SIZE)
{
continue;
}
readBuffer[BrailleDisConsts.FIRST_TOCH_BYTE + pos] = 0;
pos += 60; // second occurence of sensor
if (pos >= BrailleDisConsts.TOUCH_ARRAY_SIZE)
{
continue;
}
readBuffer[BrailleDisConsts.FIRST_TOCH_BYTE + pos] = 0;
}
}
else
{
// todo: if you wish to treat the new BrailleDis withh 720 sensors
// then set m_deviceGeneration to 1 instead of 2
brailleDis.m_deviceGeneration = 2;
foreach (var damagedTouches in brailleDis.m_damagedTouches)
{
int pos = damagedTouches.X + damagedTouches.Y * BrailleDisConsts.NUMBER_OF_MODULE_COLUMNS;
if (pos >= BrailleDisConsts.TOUCH_ARRAY_SIZE)
{
continue;
}
readBuffer[BrailleDisConsts.FIRST_TOCH_BYTE + pos] = 0;
}
}
for (int i = 0; i < BrailleDisConsts.TOUCH_ARRAY_SIZE; i++)
{
int row = i / BrailleDisConsts.NUMBER_OF_MODULE_COLUMNS;
int column = i - row * BrailleDisConsts.NUMBER_OF_MODULE_COLUMNS;
// for the old BrailleDis you should only treat 720 sensors
if (brailleDis.m_deviceGeneration == 1)
{
if ((row & 1) == 1) // second sensor on a module
{
i += 59; // do not process this sensor line
continue;
}
row /= 2; // correct number
}
brailleDis.m_reference_touch_input[row, column] = readBuffer[BrailleDisConsts.FIRST_TOCH_BYTE + i];
}
}
