void FindUsbtinys(void) {
int usbtinyindex = 1;
if (UsbInit()) {
usb_find_busses();
usb_find_devices();
struct usb_bus *bus = usb_get_busses();
while (bus) {
struct usb_device *device = bus->devices;
while (device) {
if ( device->descriptor.idVendor == VENDOR_ID
&& device->descriptor.idProduct == PRODUCT_ID) {
Assert(PortCount < countof(Ports));
Ports[PortCount] = malloc(sizeof(struct UPort));
Assert(Ports[PortCount]);
Ports[PortCount]->kind = 'u';
Ports[PortCount]->index = usbtinyindex++;
Ports[PortCount]->character = -1; // Currently undetermined
Ports[PortCount]->baud = 0; // Currently undetermined
((struct UPort*)Ports[PortCount])->handle = 0; // Currently unconnected
((struct UPort*)Ports[PortCount])->device = device;
PortCount++;
}
device = device->next;
}
bus = bus->next;
}
}
}
Error Cut(QList<QPolygonF> cuts, double mediawidth, double mediaheight, int media, int speed, int pressure, bool trackenhancing,
bool regmark, bool regsearch, double regwidth, double reglength)
{
VENDOR_ID = ProgramOptions::Instance().getVendorUSB_ID();
PRODUCT_ID = ProgramOptions::Instance().getProductUSB_ID();
cout << "Cutting... VENDOR_ID : " << VENDOR_ID << " PRODUCT_ID: " << PRODUCT_ID
<< " mediawidth: " << mediawidth << " mediaheight: " << mediaheight
<< "media: " << media << " speed: " << speed << " pressure: " << pressure
<< " trackenhancing: " << trackenhancing << " regmark: " << regmark
<< " regsearch:" << regsearch <<" regwidth:" << regwidth << " reglength: " << reglength << endl;
if (media < 100 || media > 300)
media = 300;
if (speed < 1)
speed = 1;
if (speed > 10)
speed = 10;
if (pressure < 1)
pressure = 1;
if (pressure > 33)
pressure = 33;
// how can VENDOR_ID / PRODUCT_ID report the correct values abve???
struct cutter_id id = { "?", 0, 0 };
libusb_device_handle* handle = UsbInit(&id);
if (id.usb_vendor_id == VENDOR_ID_GRAPHTEC &&
id.usb_product_id == PRODUCT_ID_SILHOUETTE_CAMEO)
{
// should this also transform the regwidth regheigth or not?
cuts = Transform_Silhouette_Cameo(cuts, &mediawidth, &mediaheight);
}
// TODO: Use exceptions.
Error e = Success;
string resp;
// Initialise plotter.
e = UsbSend(handle, "\x1b\x04");
if (!e) goto error;
// Status request.
e = UsbSend(handle, "\x1b\x05");
if (!e) goto error;
e = UsbReceive(handle, resp, 5000);
if (!e) goto error;
if (resp != "0\x03") // 0 = Ready. 1 = Moving. 2 = Nothing loaded. " " = ??
{
if (resp == "1\x03")
e = Error("Moving, please try again.");
else if (resp == "2\x03")
e = Error("Empty tray, please load media."); // Silhouette Cameo
else
e = Error("Invalid response from plotter: " + resp);
goto error;
}
// Home the cutter.
e = UsbSend(handle, "TT\x03");
if (!e) goto error;
// Query version.
e = UsbSend(handle, "FG\x03");
if (!e) goto error;
// Receive the firmware version.
e = UsbReceive(handle, resp, 10000); // Large timeout because the plotter moves.
if (!e) goto error;
// Don't really care about this.
// if (resp.length() != 10)
// {
// e = Error("Version error: " + version);
// goto error;
// }
e = UsbSend(handle, "FW" + ItoS(media) + "\x03");
if (!e) goto error;
e = UsbSend(handle, "!" + ItoS(speed) + "\x03");
if (!e) goto error;
e = UsbSend(handle, "FX" + ItoS(pressure) + "\x03");
if (!e) goto error;
// I think this sets the distance from the position of the plotter
// head to the actual cutting point, maybe in 0.1 mms (todo: Measure blade).
// It is 0 for the pen, 18 for cutting.
// C possible stands for curvature. Not that any of the other letters make sense...
e = UsbSend(handle, "FC" + ItoS(media == 113 ? 0 : 18) + "\x03");
if (!e) goto error;
e = UsbSend(handle, "FY" + ItoS(trackenhancing ? 0 : 1) + "\x03");
if (!e) goto error;
// Set to portrait. FN1 does landscape but it's easier just to rotate the image.
e = UsbSend(handle, "FN0\x03");
if (!e) goto error;
e = UsbSend(handle, "FE0\x03"); // No idea what this does.
if (!e) goto error;
e = UsbSend(handle, "TB71\x03"); // Again, no idea. Maybe something to do with registration marks?
if (!e) goto error;
e = UsbReceive(handle, resp, 10000); // Allow 10s. Seems reasonable.
if (!e) goto error;
if (resp != " 0, 0\x03")
{
e = Error("Invalid response from plotter.");
goto error;
}
// Begin page definition.
e = UsbSend(handle, "FA\x03");
if (!e) goto error;
// Block for all the "jump to error crosses initialization" errors. Really need to use exceptions!
{
// Page size: height,width in 20ths of a mm minus a margin. This is for A4. TODO: Find maximum and use that.
stringstream page;
int width = lroundl(mediawidth * 20.0);
int height = lroundl(mediaheight * 20.0);
int margintop = ProgramOptions::Instance().getMarginTop();
int marginright = ProgramOptions::Instance().getMarginRight();
e = UsbSend(handle, "FU" + ItoS(height - margintop) + "," + ItoS(width - marginright) + "\x03");
if (!e) goto error;
e = UsbSend(handle, "FM1\x03"); // ?
if (!e) goto error;
if (regmark)
{
stringstream regmarkstr;
regmarkstr.precision(0);
string searchregchar = "23,";
int regw = lroundl(regwidth * 20.0);
int regl = lroundl(reglength * 20.0);
e = UsbSend(handle, "TB50,381\x03"); //only with registration (it was TB50,1) ???
if (!e) goto error;
if (regsearch)
searchregchar ="123,";
regmarkstr << "TB99\x03TB55,1\x03TB" + searchregchar + ItoS(regw) + "," + ItoS(regl) + "\x03";
cout << "Registration mark string: " << regmarkstr.str() << endl;
e = UsbSend(handle, regmarkstr.str()); //registration mark test /1-2: 180.0mm / 1-3: 230.0mm (origin 15mmx20mm)
if (!e) goto error;
e = UsbSend(handle, "FQ5\x03"); // only with registration ???
if (!e) goto error;
e = UsbReceive(handle, resp, 40000); // Allow 20s for reply...
if (!e) goto error;
if (resp != " 0, 0\x03")
{
cout << resp << endl;
e = Error("Couldn't find registration marks.");
goto error;
}
// Looks like if the reg marks work it gets 3 messages back (if it fails it times out because it only gets the first message)
e = UsbReceive(handle, resp, 40000); // Allow 20s for reply...
if (!e) goto error;
if (resp != " 0\x03")
{
cout << resp << endl;
e = Error("Couldn't find registration marks.");
goto error;
}
e = UsbReceive(handle, resp, 40000); // Allow 20s for reply...
if (!e) goto error;
if (resp != " 1\x03")
{
cout << resp << endl;
e = Error("Couldn't find registration marks.");
goto error;
}
}
else
{
e = UsbSend(handle, "TB50,1\x03"); // ???
if (!e) goto error;
}
if (!e) goto error;
// I think this is the feed command. Sometimes it is 5588 - maybe a maximum?
e = UsbSend(handle, "FO" + ItoS(height - margintop) + "\x03");
if (!e) goto error;
page.flags(ios::fixed);
page.precision(0);
page << "&100,100,100,\\0,0,Z" << ItoS(width) << "," << ItoS(height) << ",L0";
for (int i = 0; i < cuts.size(); ++i)
{
if (cuts[i].size() < 2)
continue;
double x = cuts[i][0].x()*20.0;
double y = cuts[i][0].y()*20.0;
double xorigin = ProgramOptions::Instance().getRegOriginWidthMM();
double yorigin = ProgramOptions::Instance().getRegOriginHeightMM();
if (regmark)
{
x = x - (xorigin*20.0);
y = y + (yorigin*20.0);
}
// TODO: Also do this in the UI and warn the user about it.
if (x < 0.0) x = 0.0;
if (x > width) x = width;
if (y < 0.0) y = 0.0;
if (y > height) y = height;
page << ",M" << x << "," << height-y;
for (int j = 1; j < cuts[i].size(); ++j)
{
x = cuts[i][j].x()*20.0;
y = cuts[i][j].y()*20.0;
if (regmark)
{
x = x - (xorigin*20.0);
y = y + (yorigin*20.0);
}
bool draw = true;
if (x <= 0.0)
{
x = 0.0;
draw = false;
}
if (x >= width)
{
x = width;
draw = false;
}
if (y <= 0.0)
{
y = 0.0;
draw = false;
}
if (y >= height)
{
y = height;
draw = false;
}
if (draw) page << ",D" << x << "," << height-y;
else page << ",M" << x << "," << height-y; // if outside the range just move
}
}
page << "&1,1,1,TB50,0\x03"; // TB maybe .. ah I dunno. Need to experiment. No idea what &1,1,1 does either.
// cout << page.str() << endl;
e = UsbSend(handle, page.str());
if (!e) goto error;
}
// Feed the page out.
e = UsbSend(handle, "FO0\x03");
if (!e) goto error;
// Halt?
e = UsbSend(handle, "H,");
if (!e) goto error;
// Don't really care about the results of these!
libusb_release_interface(handle, 0);
libusb_close(handle);
return Success;
error: // Hey, this is basically C and I can't be bothered to properly C++-ify it. TODO: Use exceptions.
cout << "Error: " << e << endl;
libusb_release_interface(handle, 0);
libusb_close(handle);
return e;
}