public int ShareMemory_CreateDIOObject()
{
tag_PulseAndSensor PulseAndSensor = new tag_PulseAndSensor();
if (this.mbFirstInited != 0) return -1;
if ((mhPulseAndSensorMapping = Win32API.CreateFileMapping(Win32API.INVALID_HANDLE_VALUE, IntPtr.Zero, (uint)Win32API.PAGE_READWRITE, 0, 65535, "PulseAndSensorMem")) == IntPtr.Zero) return -2;
if ((mlpPulseAndSensorAddress = Win32API.MapViewOfFile(mhPulseAndSensorMapping, (uint)Win32API.FILE_MAP_READ | (uint)Win32API.FILE_MAP_WRITE, 0, 0, 0)) == IntPtr.Zero) return -3;
if ((mhPulseAndSensorMutex = Win32API.CreateMutex(IntPtr.Zero, false, "PulseAndSensorMutex")) == IntPtr.Zero) return -4;
this.mbFirstInited = 1;
PulseAndSensor.dMotionPulse = new double[40];
PulseAndSensor.iInput = new int[400];
PulseAndSensor.iOutput = new int[400];
for (int i = 0; i < 20; i++) PulseAndSensor.dMotionPulse[i] = 0;
for (int i = 0; i < 400; i++)
{
PulseAndSensor.iInput[i] = 0;
PulseAndSensor.iOutput[i] = 0;
}
return 0;
}
public int PulseAndSensor_Get(ref tag_PulseAndSensor PulseAndSensor)
{
if (Win32API.WaitForSingleObject(mhPulseAndSensorMutex, 1000) == Win32API.WAIT_OBJECT_0)
{
PulseAndSensor = (tag_PulseAndSensor)Marshal.PtrToStructure(mlpPulseAndSensorAddress, PulseAndSensor.GetType());
Win32API.ReleaseMutex(mhPulseAndSensorMutex);
}
else // timeout
{
return(-2);
}
return(0);
}
// =====================================================================
// ShareDIO Data Interface
// =====================================================================
public int PulseAndSensor_Set(ref tag_PulseAndSensor PulseAndSensor)
{
int l_size = Marshal.SizeOf(PulseAndSensor);
if (Win32API.WaitForSingleObject(mhPulseAndSensorMutex, 1000) == Win32API.WAIT_OBJECT_0)
{
Marshal.StructureToPtr(PulseAndSensor, mlpPulseAndSensorAddress, true); //ShareDIO-> pPointer
Win32API.ReleaseMutex(mhPulseAndSensorMutex);
}
else // timeout
{
return(-2);
}
return(0);
}
public int ShareMemory_CreateDIOObject()
{
tag_PulseAndSensor PulseAndSensor = new tag_PulseAndSensor();
if (this.mbFirstInited != 0)
{
return(-1);
}
if ((mhPulseAndSensorMapping = Win32API.CreateFileMapping(Win32API.INVALID_HANDLE_VALUE, IntPtr.Zero, (uint)Win32API.PAGE_READWRITE, 0, 65535, "PulseAndSensorMem")) == IntPtr.Zero)
{
return(-2);
}
if ((mlpPulseAndSensorAddress = Win32API.MapViewOfFile(mhPulseAndSensorMapping, (uint)Win32API.FILE_MAP_READ | (uint)Win32API.FILE_MAP_WRITE, 0, 0, 0)) == IntPtr.Zero)
{
return(-3);
}
if ((mhPulseAndSensorMutex = Win32API.CreateMutex(IntPtr.Zero, false, "PulseAndSensorMutex")) == IntPtr.Zero)
{
return(-4);
}
this.mbFirstInited = 1;
PulseAndSensor.dMotionPulse = new double[40];
PulseAndSensor.iInput = new int[400];
PulseAndSensor.iOutput = new int[400];
for (int i = 0; i < 20; i++)
{
PulseAndSensor.dMotionPulse[i] = 0;
}
for (int i = 0; i < 400; i++)
{
PulseAndSensor.iInput[i] = 0;
PulseAndSensor.iOutput[i] = 0;
}
return(0);
}
// =====================================================================
// ShareDIO Data Interface
// =====================================================================
public int PulseAndSensor_Set(ref tag_PulseAndSensor PulseAndSensor)
{
int l_size = Marshal.SizeOf(PulseAndSensor);
if (Win32API.WaitForSingleObject(mhPulseAndSensorMutex, 1000) == Win32API.WAIT_OBJECT_0)
{
Marshal.StructureToPtr(PulseAndSensor, mlpPulseAndSensorAddress, true); //ShareDIO-> pPointer
Win32API.ReleaseMutex(mhPulseAndSensorMutex);
}
else // timeout
{
return -2;
}
return 0;
}
public int PulseAndSensor_Get(ref tag_PulseAndSensor PulseAndSensor)
{
if (Win32API.WaitForSingleObject(mhPulseAndSensorMutex, 1000) == Win32API.WAIT_OBJECT_0)
{
PulseAndSensor = (tag_PulseAndSensor)Marshal.PtrToStructure(mlpPulseAndSensorAddress, PulseAndSensor.GetType());
Win32API.ReleaseMutex(mhPulseAndSensorMutex);
}
else // timeout
{
return -2;
}
return 0;
}
