//inner function
int CGtecDevice::GetIndexofFilt()
{
int numoffilt = 0;
int index = -1;
GT_GetNumberOfFilter(&numoffilt);
FILT *m_pFilt=NULL;
m_pFilt = new _FILT[numoffilt];
if(!GT_GetFilterSpec(m_pFilt))
{
TRACE("Can't get the FilterSpace!\n");
return -1;
}
int i = 0;
for(;i<numoffilt;i++)
{
if(fabs(m_pFilt[i].fu-m_filterhighpass)<0.0001&&fabs(m_pFilt[i].fo-m_filterlowpass)<0.0001
&&m_pFilt[i].fs==m_Samplerete&&m_pFilt[i].order==m_filtermodelorder
&&m_pFilt[i].type==m_filtertype)
{
index = i;
break;
}
}
delete[] m_pFilt;
TRACE("the Filter order is: %d\n",index);
return index;
}
BOOL CGtecDevice::EB_GetFilter(FILT* filt)
{
if(filt!=NULL)
return FALSE;
int filtnum;
GT_GetNumberOfFilter(&filtnum);
if(filt==NULL)
filt = new FILT[filtnum];
if(!GT_GetFilterSpec(filt))
{
return FALSE;
}
return TRUE;
}
void print_info()
{
HANDLE hdev;
int firstamp=-1;
// go through all possible USB connectors to find out what we have connected
for (int cur_amp=0; cur_amp<MAX_USBAMPS; cur_amp++)
{
hdev = GT_OpenDevice(cur_amp);
if (hdev)
{
char buf[1000];
GT_GetSerial(hdev, (LPSTR)buf, 1000);
printf("Amp found at USB address %d (S/N: %s)\r\n", cur_amp, buf);
if (firstamp < 0) firstamp=cur_amp;
GT_CloseDevice(&hdev);
}
}
// no amp detected
if (firstamp < 0)
{
printf("No g.USBamp detected. Aborting ...\r\n");
return;
}
printf("Printing info for first amp (USB address %d)\r\n", firstamp);
hdev = GT_OpenDevice(firstamp);
if (hdev)
{
// get filter settings
int nof;
FILT *filt;
GT_GetNumberOfFilter(&nof);
filt = new _FILT[nof];
printf("\r\nAvailable bandpass filters\r\n");
printf("===================================\r\n");
printf("num| hpfr | lpfreq | sfr | or | type\r\n");
printf("===================================\r\n");
for (int no_filt=0; no_filt<nof; no_filt++)
{
GT_GetFilterSpec(filt);
printf("%03d| %5.2f | %6.1f | %4.0f | %2.0f | %1.0f\r\n", no_filt, filt[no_filt].fu, filt[no_filt].fo, filt[no_filt].fs, filt[no_filt].order, filt[no_filt].type);
}
delete filt;
// get notch filter settings
GT_GetNumberOfNotch(&nof);
filt = new _FILT[nof];
printf("\r\nAvailable notch filters\r\n");
printf("===================================\r\n");
printf("num| hpfr | lpfreq | sfr | or | type\r\n");
printf("===================================\r\n");
for (int no_filt=0; no_filt<nof; no_filt++)
{
GT_GetNotchSpec(filt);
printf("%03d| %5.2f | %6.1f | %4.0f | %2.0f | %1.0f\r\n", no_filt, filt[no_filt].fu, filt[no_filt].fo, filt[no_filt].fs, filt[no_filt].order, filt[no_filt].type);
}
delete filt;
GT_CloseDevice(&hdev);
}
}