hyperion.ng/libsrc/leddevice/dev_hid/LedDeviceLightpack.cpp

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// stl includes
#include <exception>
#include <cstring>
// Local Hyperion includes
#include "LedDeviceLightpack.h"
// from USB_ID.h (http://code.google.com/p/light-pack/source/browse/CommonHeaders/USB_ID.h)
#define USB_OLD_VENDOR_ID 0x03EB
#define USB_OLD_PRODUCT_ID 0x204F
#define USB_VENDOR_ID 0x1D50
#define USB_PRODUCT_ID 0x6022
#define LIGHTPACK_INTERFACE 0
// from commands.h (http://code.google.com/p/light-pack/source/browse/CommonHeaders/commands.h)
// Commands to device, sends it in first byte of data[]
enum COMMANDS{
CMD_UPDATE_LEDS = 1,
CMD_OFF_ALL,
CMD_SET_TIMER_OPTIONS,
CMD_SET_PWM_LEVEL_MAX_VALUE, /* deprecated */
CMD_SET_SMOOTH_SLOWDOWN,
CMD_SET_BRIGHTNESS,
CMD_NOP = 0x0F
};
// from commands.h (http://code.google.com/p/light-pack/source/browse/CommonHeaders/commands.h)
enum DATA_VERSION_INDEXES{
INDEX_FW_VER_MAJOR = 1,
INDEX_FW_VER_MINOR
};
LedDeviceLightpack::LedDeviceLightpack(const QString & serialNumber)
: LedDevice()
, _libusbContext(nullptr)
, _deviceHandle(nullptr)
, _busNumber(-1)
, _addressNumber(-1)
, _serialNumber(serialNumber)
, _firmwareVersion({-1,-1})
, _bitsPerChannel(-1)
, _hwLedCount(-1)
{
}
JsonCpp to QTJson (Final Part) (#273) * Update CMakeLists.txt * Update Hyperion.h * Update LedDevice.h * Update LedDeviceFactory.h * Update Hyperion.cpp * Update LedString.cpp * Update JsonClientConnection.cpp * Update LedDeviceAdalight.cpp * Update LedDeviceAdalight.h * Update LedDeviceAPA102.cpp * Update LedDeviceAdalightApa102.h * Update LedDeviceAdalightApa102.cpp * Update LedDeviceAPA102.h * Update LedDeviceAtmo.cpp * Update LedDeviceAtmo.h * Update LedDeviceAtmoOrb.cpp * Update LedDeviceAtmoOrb.h * Update LedDeviceDMX.cpp * Update LedDeviceDMX.h * Update LedDeviceFactory.cpp * Update LedDeviceFadeCandy.cpp * Update LedDeviceFadeCandy.h * Update LedDeviceFile.cpp * Update LedDeviceFile.h * Update LedDeviceHyperionUsbasp.cpp * Update LedDeviceHyperionUsbasp.h * Update LedDeviceLightpack.cpp * Update LedDeviceLightpack.h * Update LedDeviceLpd6803.cpp * Update LedDeviceLpd6803.h * Update LedDeviceLpd8806.cpp * Update LedDeviceLpd8806.h * Update LedDeviceMultiLightpack.cpp * Update LedDeviceMultiLightpack.h * Update LedDeviceP9813.cpp * Update LedDeviceP9813.h * Update LedDevicePaintpack.cpp * Update LedDevicePaintpack.h * Update LedDevicePhilipsHue.cpp * Update LedDevicePhilipsHue.h * Update LedDevicePiBlaster.cpp * Update LedDevicePiBlaster.h * Update LedDeviceRawHID.cpp * Update LedDeviceRawHID.h * Update LedDeviceSedu.cpp * Update LedDeviceSedu.h * Update LedDeviceSk6812SPI.cpp * Update LedDeviceSk6812SPI.h * Update LedDeviceTinkerforge.cpp * Update LedDeviceTinkerforge.h * Update LedDeviceTpm2.cpp * Update LedDeviceTpm2.h * Update LedDeviceTpm2net.cpp * Update LedDeviceTpm2net.h * Update LedDeviceUdpE131.cpp * Update LedDeviceUdpE131.h * Update LedDeviceUdpH801.cpp * Update LedDeviceUdpH801.h * Update LedDeviceUdpRaw.cpp * Update LedDeviceUdpRaw.h * Update LedDeviceWs2801.cpp * Update LedDeviceWs2801.h * Update LedDeviceWS2812b.cpp * Update LedDeviceWS2812b.h * Update LedDeviceWs2812SPI.cpp * Update LedDeviceWs2812SPI.h * Update LedDeviceWS281x.cpp * Update LedDeviceWS281x.h * Update ProviderHID.cpp * Update ProviderHID.h * Update ProviderRs232.cpp * Update ProviderRs232.h * Update ProviderSpi.cpp * Update ProviderSpi.h * Update ProviderUdp.cpp * Update ProviderUdp.h * Update LedDevice.cpp * Update CMakeLists.txt * Update hyperiond.cpp * Update hyperiond.h * Update TestSpi.cpp * Delete AUTHORS * Delete CMakeLists.txt * Delete LICENSE * Delete json_batchallocator.h * Delete json_internalarray.inl * Delete json_internalmap.inl * Delete json_reader.cpp * Delete json_tool.h * Delete json_value.cpp * Delete json_valueiterator.inl * Delete json_writer.cpp * Delete sconscript * Delete autolink.h * Delete config.h * Delete features.h * Delete forwards.h * Delete json.h * Delete reader.h * Delete value.h * Delete writer.h
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LedDeviceLightpack::LedDeviceLightpack(const QJsonObject &deviceConfig)
: LedDevice()
{
init(deviceConfig);
}
LedDeviceLightpack::~LedDeviceLightpack()
{
if (_deviceHandle != nullptr)
{
libusb_release_interface(_deviceHandle, LIGHTPACK_INTERFACE);
libusb_attach_kernel_driver(_deviceHandle, LIGHTPACK_INTERFACE);
libusb_close(_deviceHandle);
_deviceHandle = nullptr;
}
if (_libusbContext != nullptr)
{
libusb_exit(_libusbContext);
_libusbContext = nullptr;
}
}
JsonCpp to QTJson (Final Part) (#273) * Update CMakeLists.txt * Update Hyperion.h * Update LedDevice.h * Update LedDeviceFactory.h * Update Hyperion.cpp * Update LedString.cpp * Update JsonClientConnection.cpp * Update LedDeviceAdalight.cpp * Update LedDeviceAdalight.h * Update LedDeviceAPA102.cpp * Update LedDeviceAdalightApa102.h * Update LedDeviceAdalightApa102.cpp * Update LedDeviceAPA102.h * Update LedDeviceAtmo.cpp * Update LedDeviceAtmo.h * Update LedDeviceAtmoOrb.cpp * Update LedDeviceAtmoOrb.h * Update LedDeviceDMX.cpp * Update LedDeviceDMX.h * Update LedDeviceFactory.cpp * Update LedDeviceFadeCandy.cpp * Update LedDeviceFadeCandy.h * Update LedDeviceFile.cpp * Update LedDeviceFile.h * Update LedDeviceHyperionUsbasp.cpp * Update LedDeviceHyperionUsbasp.h * Update LedDeviceLightpack.cpp * Update LedDeviceLightpack.h * Update LedDeviceLpd6803.cpp * Update LedDeviceLpd6803.h * Update LedDeviceLpd8806.cpp * Update LedDeviceLpd8806.h * Update LedDeviceMultiLightpack.cpp * Update LedDeviceMultiLightpack.h * Update LedDeviceP9813.cpp * Update LedDeviceP9813.h * Update LedDevicePaintpack.cpp * Update LedDevicePaintpack.h * Update LedDevicePhilipsHue.cpp * Update LedDevicePhilipsHue.h * Update LedDevicePiBlaster.cpp * Update LedDevicePiBlaster.h * Update LedDeviceRawHID.cpp * Update LedDeviceRawHID.h * Update LedDeviceSedu.cpp * Update LedDeviceSedu.h * Update LedDeviceSk6812SPI.cpp * Update LedDeviceSk6812SPI.h * Update LedDeviceTinkerforge.cpp * Update LedDeviceTinkerforge.h * Update LedDeviceTpm2.cpp * Update LedDeviceTpm2.h * Update LedDeviceTpm2net.cpp * Update LedDeviceTpm2net.h * Update LedDeviceUdpE131.cpp * Update LedDeviceUdpE131.h * Update LedDeviceUdpH801.cpp * Update LedDeviceUdpH801.h * Update LedDeviceUdpRaw.cpp * Update LedDeviceUdpRaw.h * Update LedDeviceWs2801.cpp * Update LedDeviceWs2801.h * Update LedDeviceWS2812b.cpp * Update LedDeviceWS2812b.h * Update LedDeviceWs2812SPI.cpp * Update LedDeviceWs2812SPI.h * Update LedDeviceWS281x.cpp * Update LedDeviceWS281x.h * Update ProviderHID.cpp * Update ProviderHID.h * Update ProviderRs232.cpp * Update ProviderRs232.h * Update ProviderSpi.cpp * Update ProviderSpi.h * Update ProviderUdp.cpp * Update ProviderUdp.h * Update LedDevice.cpp * Update CMakeLists.txt * Update hyperiond.cpp * Update hyperiond.h * Update TestSpi.cpp * Delete AUTHORS * Delete CMakeLists.txt * Delete LICENSE * Delete json_batchallocator.h * Delete json_internalarray.inl * Delete json_internalmap.inl * Delete json_reader.cpp * Delete json_tool.h * Delete json_value.cpp * Delete json_valueiterator.inl * Delete json_writer.cpp * Delete sconscript * Delete autolink.h * Delete config.h * Delete features.h * Delete forwards.h * Delete json.h * Delete reader.h * Delete value.h * Delete writer.h
2016-10-13 21:59:58 +02:00
bool LedDeviceLightpack::init(const QJsonObject &deviceConfig)
{
LedDevice::init(deviceConfig);
_serialNumber = deviceConfig["output"].toString("");
return true;
}
JsonCpp to QTJson (Final Part) (#273) * Update CMakeLists.txt * Update Hyperion.h * Update LedDevice.h * Update LedDeviceFactory.h * Update Hyperion.cpp * Update LedString.cpp * Update JsonClientConnection.cpp * Update LedDeviceAdalight.cpp * Update LedDeviceAdalight.h * Update LedDeviceAPA102.cpp * Update LedDeviceAdalightApa102.h * Update LedDeviceAdalightApa102.cpp * Update LedDeviceAPA102.h * Update LedDeviceAtmo.cpp * Update LedDeviceAtmo.h * Update LedDeviceAtmoOrb.cpp * Update LedDeviceAtmoOrb.h * Update LedDeviceDMX.cpp * Update LedDeviceDMX.h * Update LedDeviceFactory.cpp * Update LedDeviceFadeCandy.cpp * Update LedDeviceFadeCandy.h * Update LedDeviceFile.cpp * Update LedDeviceFile.h * Update LedDeviceHyperionUsbasp.cpp * Update LedDeviceHyperionUsbasp.h * Update LedDeviceLightpack.cpp * Update LedDeviceLightpack.h * Update LedDeviceLpd6803.cpp * Update LedDeviceLpd6803.h * Update LedDeviceLpd8806.cpp * Update LedDeviceLpd8806.h * Update LedDeviceMultiLightpack.cpp * Update LedDeviceMultiLightpack.h * Update LedDeviceP9813.cpp * Update LedDeviceP9813.h * Update LedDevicePaintpack.cpp * Update LedDevicePaintpack.h * Update LedDevicePhilipsHue.cpp * Update LedDevicePhilipsHue.h * Update LedDevicePiBlaster.cpp * Update LedDevicePiBlaster.h * Update LedDeviceRawHID.cpp * Update LedDeviceRawHID.h * Update LedDeviceSedu.cpp * Update LedDeviceSedu.h * Update LedDeviceSk6812SPI.cpp * Update LedDeviceSk6812SPI.h * Update LedDeviceTinkerforge.cpp * Update LedDeviceTinkerforge.h * Update LedDeviceTpm2.cpp * Update LedDeviceTpm2.h * Update LedDeviceTpm2net.cpp * Update LedDeviceTpm2net.h * Update LedDeviceUdpE131.cpp * Update LedDeviceUdpE131.h * Update LedDeviceUdpH801.cpp * Update LedDeviceUdpH801.h * Update LedDeviceUdpRaw.cpp * Update LedDeviceUdpRaw.h * Update LedDeviceWs2801.cpp * Update LedDeviceWs2801.h * Update LedDeviceWS2812b.cpp * Update LedDeviceWS2812b.h * Update LedDeviceWs2812SPI.cpp * Update LedDeviceWs2812SPI.h * Update LedDeviceWS281x.cpp * Update LedDeviceWS281x.h * Update ProviderHID.cpp * Update ProviderHID.h * Update ProviderRs232.cpp * Update ProviderRs232.h * Update ProviderSpi.cpp * Update ProviderSpi.h * Update ProviderUdp.cpp * Update ProviderUdp.h * Update LedDevice.cpp * Update CMakeLists.txt * Update hyperiond.cpp * Update hyperiond.h * Update TestSpi.cpp * Delete AUTHORS * Delete CMakeLists.txt * Delete LICENSE * Delete json_batchallocator.h * Delete json_internalarray.inl * Delete json_internalmap.inl * Delete json_reader.cpp * Delete json_tool.h * Delete json_value.cpp * Delete json_valueiterator.inl * Delete json_writer.cpp * Delete sconscript * Delete autolink.h * Delete config.h * Delete features.h * Delete forwards.h * Delete json.h * Delete reader.h * Delete value.h * Delete writer.h
2016-10-13 21:59:58 +02:00
LedDevice* LedDeviceLightpack::construct(const QJsonObject &deviceConfig)
{
return new LedDeviceLightpack(deviceConfig);
}
int LedDeviceLightpack::open()
{
int error;
// initialize the usb context
if ((error = libusb_init(&_libusbContext)) != LIBUSB_SUCCESS)
{
Error(_log, "Error while initializing USB context(%d): %s", error, libusb_error_name(error));
_libusbContext = nullptr;
return -1;
}
//libusb_set_debug(_libusbContext, 3);
Debug(_log, "USB context initialized");
// retrieve the list of usb devices
libusb_device ** deviceList;
ssize_t deviceCount = libusb_get_device_list(_libusbContext, &deviceList);
// iterate the list of devices
for (ssize_t i = 0 ; i < deviceCount; ++i)
{
// try to open and initialize the device
error = testAndOpen(deviceList[i], _serialNumber);
if (error == 0)
{
// a device was sucessfully opened. break from list
break;
}
}
// free the device list
libusb_free_device_list(deviceList, 1);
if (_deviceHandle == nullptr)
{
if (_serialNumber.isEmpty())
{
Warning(_log, "No Lightpack device has been found");
}
else
{
Error(_log,"No Lightpack device has been found with serial %s", QSTRING_CSTR(_serialNumber));
}
}
return _deviceHandle == nullptr ? -1 : 0;
}
int LedDeviceLightpack::testAndOpen(libusb_device * device, const QString & requestedSerialNumber)
{
libusb_device_descriptor deviceDescriptor;
int error = libusb_get_device_descriptor(device, &deviceDescriptor);
if (error != LIBUSB_SUCCESS)
{
Error(_log, "Error while retrieving device descriptor(%d): %s", error, libusb_error_name(error));
return -1;
}
if ((deviceDescriptor.idVendor == USB_VENDOR_ID && deviceDescriptor.idProduct == USB_PRODUCT_ID) ||
(deviceDescriptor.idVendor == USB_OLD_VENDOR_ID && deviceDescriptor.idProduct == USB_OLD_PRODUCT_ID))
{
Info(_log, "Found a lightpack device. Retrieving more information...");
// get the hardware address
int busNumber = libusb_get_bus_number(device);
int addressNumber = libusb_get_device_address(device);
// get the serial number
QString serialNumber;
if (deviceDescriptor.iSerialNumber != 0)
{
try
{
serialNumber = LedDeviceLightpack::getString(device, deviceDescriptor.iSerialNumber);
}
catch (int e)
{
Error(_log, "unable to retrieve serial number from Lightpack device(%d): %s", e, libusb_error_name(e));
serialNumber = "";
}
}
Debug(_log,"Lightpack device found: bus=%d address=%d serial=%s", busNumber, addressNumber, QSTRING_CSTR(serialNumber));
// check if this is the device we are looking for
if (requestedSerialNumber.isEmpty() || requestedSerialNumber == serialNumber)
{
// This is it!
try
{
_deviceHandle = openDevice(device);
_serialNumber = serialNumber;
_busNumber = busNumber;
_addressNumber = addressNumber;
Info(_log, "Lightpack device successfully opened");
// get the firmware version
uint8_t buffer[256];
error = libusb_control_transfer(
_deviceHandle,
LIBUSB_ENDPOINT_IN | LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE,
0x01,
0x0100,
0,
buffer, sizeof(buffer), 1000);
if (error < 3)
{
Error(_log, "Unable to retrieve firmware version number from Lightpack device(%d): %s", error, libusb_error_name(error));
}
else
{
_firmwareVersion.majorVersion = buffer[INDEX_FW_VER_MAJOR];
_firmwareVersion.minorVersion = buffer[INDEX_FW_VER_MINOR];
}
// FOR TESTING PURPOSE: FORCE MAJOR VERSION TO 6
_firmwareVersion.majorVersion = 6;
// disable smoothing of the chosen device
disableSmoothing();
// determine the number of leds
if (_firmwareVersion.majorVersion == 4)
{
_hwLedCount = 8;
}
else
{
_hwLedCount = 10;
}
// determine the bits per channel
if (_firmwareVersion.majorVersion == 6)
{
// maybe also or version 7? The firmware suggest this is only for 6... (2013-11-13)
_bitsPerChannel = 12;
}
else
{
_bitsPerChannel = 8;
}
// set the led buffer size (command + 6 bytes per led)
_ledBuffer = std::vector<uint8_t>(1 + _hwLedCount * 6, 0);
_ledBuffer[0] = CMD_UPDATE_LEDS;
// return success
Debug(_log, "Lightpack device opened: bus=%d address=%d serial=%s version=%d.%d.", _busNumber, _addressNumber, QSTRING_CSTR(_serialNumber), _firmwareVersion.majorVersion, _firmwareVersion.minorVersion );
return 0;
}
catch(int e)
{
_deviceHandle = nullptr;
Warning(_log, "Unable to open Lightpack device. Searching for other device(%d): %s", e, libusb_error_name(e));
}
}
}
return -1;
}
int LedDeviceLightpack::write(const std::vector<ColorRgb> &ledValues)
{
return write(ledValues.data(), ledValues.size());
}
int LedDeviceLightpack::write(const ColorRgb * ledValues, int size)
{
int count = qMin(_hwLedCount, _ledCount);
for (int i = 0; i < count ; ++i)
{
const ColorRgb & color = ledValues[i];
// copy the most significant bits of the rgb values to the first three bytes
// offset 1 to accomodate for the command byte
_ledBuffer[6*i+1] = color.red;
_ledBuffer[6*i+2] = color.green;
_ledBuffer[6*i+3] = color.blue;
// leave the next three bytes on zero...
// 12-bit values having zeros in the lowest 4 bits which is almost correct, but it saves extra
// switches to determine what to do and some bit shuffling
}
int error = writeBytes(_ledBuffer.data(), _ledBuffer.size());
return error >= 0 ? 0 : error;
}
int LedDeviceLightpack::switchOff()
{
unsigned char buf[1] = {CMD_OFF_ALL};
return writeBytes(buf, sizeof(buf)) == sizeof(buf);
}
const QString &LedDeviceLightpack::getSerialNumber() const
{
return _serialNumber;
}
int LedDeviceLightpack::getLedCount() const
{
return _ledCount;
}
int LedDeviceLightpack::writeBytes(uint8_t *data, int size)
{
// std::cout << "Writing " << size << " bytes: ";
// for (int i = 0; i < size ; ++i) printf("%02x ", data[i]);
// std::cout << std::endl;
int error = libusb_control_transfer(_deviceHandle,
LIBUSB_ENDPOINT_OUT | LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE,
0x09,
(2 << 8),
0x00,
data, size, 1000);
if (error == size)
{
return 0;
}
Error(_log, "Unable to write %d bytes to Lightpack device(%d): %s", size, error, libusb_error_name(error));
return error;
}
int LedDeviceLightpack::disableSmoothing()
{
unsigned char buf[2] = {CMD_SET_SMOOTH_SLOWDOWN, 0};
return writeBytes(buf, sizeof(buf)) == sizeof(buf);
}
libusb_device_handle * LedDeviceLightpack::openDevice(libusb_device *device)
{
libusb_device_handle * handle = nullptr;
Logger * log = Logger::getInstance("LedDevice");
int error = libusb_open(device, &handle);
if (error != LIBUSB_SUCCESS)
{
Error(log, "unable to open device(%d): %s", error, libusb_error_name(error));
throw error;
}
// detach kernel driver if it is active
if (libusb_kernel_driver_active(handle, LIGHTPACK_INTERFACE) == 1)
{
error = libusb_detach_kernel_driver(handle, LIGHTPACK_INTERFACE);
if (error != LIBUSB_SUCCESS)
{
Error(log, "unable to detach kernel driver(%d): %s", error, libusb_error_name(error));
libusb_close(handle);
throw error;
}
}
error = libusb_claim_interface(handle, LIGHTPACK_INTERFACE);
if (error != LIBUSB_SUCCESS)
{
Error(log, "unable to claim interface(%d): %s", error, libusb_error_name(error));
libusb_attach_kernel_driver(handle, LIGHTPACK_INTERFACE);
libusb_close(handle);
throw error;
}
return handle;
}
QString LedDeviceLightpack::getString(libusb_device * device, int stringDescriptorIndex)
{
libusb_device_handle * handle = nullptr;
int error = libusb_open(device, &handle);
if (error != LIBUSB_SUCCESS)
{
throw error;
}
char buffer[256];
error = libusb_get_string_descriptor_ascii(handle, stringDescriptorIndex, reinterpret_cast<unsigned char *>(buffer), sizeof(buffer));
if (error <= 0)
{
libusb_close(handle);
throw error;
}
libusb_close(handle);
return QString(QByteArray(buffer, error));
}