void SerialConnection::SendNMEAMessage( wxString &message, wxString &source )
{
if ( !IsOpen() )
return;
if ( FilterOutput( message, source ) )
{
wxCharBuffer buffer = message.ToAscii();
WriteDevice( buffer.data(), strlen( buffer.data() ) );
buffer = m_EOS.ToAscii();
WriteDevice( buffer.data(), strlen( buffer.data() ) );
}
}
static void DoTasks(int fd)
{
int
processID;
processID=fork();
if(processID>=0)
{
if(processID) // =0 for the child, =PID of the child for the parent
{
WriteDevice(TTYIN,fd); // will run until done=true
if(kill(processID,SIGKILL)<0)
{
ReportString(REPORT_ERROR,"terminal: failed to kill sub-task\n");
}
}
else
{
ReadDevice(fd,TTYOUT); // child task, will run until done=true
}
}
else
{
ReportString(REPORT_ERROR,"terminal: failed to fork\n");
}
}
bool afx_raw(unsigned char cmd[DATA_LENGTH]) {
unsigned char chk[DATA_LENGTH];
memcpy(chk,cmd,DATA_LENGTH);
WriteDevice(cmd,DATA_LENGTH);
// usleep(DEFAULT_USB_SLEEP);
if (memcmp(chk,cmd,DATA_LENGTH)) printf("AFX: OK\n"); else printf("AFX: ERR\n");
}
OMX_ERRORTYPE VideoRender::RenderFrame(
OMX_BUFFERHEADERTYPE *pBufferHdr)
{
OMX_ERRORTYPE ret = OMX_ErrorNone;
Report2VideoVisitors(pBufferHdr);
WriteDevice(pBufferHdr);
return ret;
}
int SetDelay(libusb_device_handle *alienfx, unsigned int delay)
// delay = [MIN_SPEED, MAX_SPEED], but it's a delay
{
delay = CageInt(MIN_SPEED, delay, MAX_SPEED);
delay = (delay / STEP_SPEED) * STEP_SPEED; // quantize to step multiple
unsigned char b1 = (delay >> 8) & 0xff;
unsigned char b2 = (delay >> 0) & 0xff;
unsigned char data[] = { START_BYTE, COMMAND_SET_SPEED, b1, b2 };
return WriteDevice(alienfx, &data[0], sizeof data);
}
int Reset(libusb_device_handle *alienfx, int reset_type)
{
/* reset_type must be one of:
* RESET_CONTROLS_ON
* RESET_SLEEP_LIGHTS_ON
* RESET_ALL_LIGHTS_OFF
* RESET_ALL_LIGHTS_ON
*/
unsigned char data[] = { START_BYTE, COMMAND_RESET,
(unsigned char)reset_type };
return WriteDevice(alienfx, &data[0], sizeof data);
}
void
WriteConfig (const char *path, Device * d)
{
if (!d)
die (_("nothing to write"));
FILE *f = fopen (path, "w");
if (!f)
die (_("writing to %s failed"), path);
WriteDevice (f, *d);
fclose (f);
}
int ColorSet(libusb_device_handle *alienfx, int block, int region,
int r, int g, int b)
{
unsigned char green = (g >> 4) & 0x0f; // only used within red_green
unsigned char red = (r >> 0) & 0xf0; // only used within red_green
unsigned char blue = (b >> 0) & 0xf0;
unsigned char red_green = red | green;
unsigned char reg1 = (unsigned char)(((unsigned int)region >> 16) & 0xff);
unsigned char reg2 = (unsigned char)(((unsigned int)region >> 8) & 0xff);
unsigned char reg3 = (unsigned char)(((unsigned int)region >> 0) & 0xff);
unsigned char data[] = { START_BYTE, COMMAND_SET_COLOR,
(block & 0xFF),
reg1, // 0xff for *all* regions
reg2, // 0xff for *all* regions
reg3, // 0xff for *all* regions
red_green,
blue,
0 };
return WriteDevice(alienfx, &data[0], sizeof data);
}
int Loop(libusb_device_handle *alienfx) // preceding commands are a loop
{
unsigned char data[] = { START_BYTE, COMMAND_LOOP_BLOCK_END };
return WriteDevice(alienfx, &data[0], sizeof data);
}
int SendAndExec(libusb_device_handle *alienfx)
{
unsigned char data[] = { START_BYTE, COMMAND_TRANSMIT_EXECUTE };
return WriteDevice(alienfx, &data[0], sizeof data);
}
int SaveDone(libusb_device_handle *alienfx)
{
unsigned char data[] = { START_BYTE, COMMAND_SAVE };
return WriteDevice(alienfx, &data[0], sizeof data);
}
int SaveNext(libusb_device_handle *alienfx, int block)
{
unsigned char data[] = { START_BYTE, COMMAND_SAVE_NEXT,
(unsigned char)block };
return WriteDevice(alienfx, &data[0], sizeof data);
}
