make opc channel available in via config.

Former-commit-id: 6a065cd049e29d7184a3aa1454de0fe1855e9941
This commit is contained in:
redpanther
2016-01-27 10:44:51 +01:00
parent a257f185c9
commit b6060d392e
3 changed files with 15 additions and 13 deletions

View File

@@ -1,16 +1,15 @@
#include "LedDeviceFadeCandy.h"
static const unsigned MAX_NUM_LEDS = 10000;
static const unsigned OPC_BROADCAST = 0; // OPC broadcast channel
static const unsigned OPC_SET_PIXELS = 0; // OPC command codes
static const unsigned OPC_HEADER_SIZE = 4; // OPC header size
static const unsigned MAX_NUM_LEDS = 10000; // OPC can handle 21845 leds - in theory, fadecandy device should handle 10000 leds
static const unsigned OPC_SET_PIXELS = 0; // OPC command codes
static const unsigned OPC_HEADER_SIZE = 4; // OPC header size
LedDeviceFadeCandy::LedDeviceFadeCandy(const std::string& host, const uint16_t port) :
_host(host), _port(port)
LedDeviceFadeCandy::LedDeviceFadeCandy(const std::string& host, const uint16_t port, const unsigned channel) :
_host(host), _port(port), _channel(channel)
{
_opc_data.resize( OPC_HEADER_SIZE );
_opc_data[0] = OPC_BROADCAST;
_opc_data[0] = channel;
_opc_data[1] = OPC_SET_PIXELS;
_opc_data[2] = 0;
_opc_data[3] = 0;
@@ -33,7 +32,8 @@ bool LedDeviceFadeCandy::tryConnect()
{
if ( _client.state() == QAbstractSocket::UnconnectedState ) {
_client.connectToHost( _host.c_str(), _port);
_client.waitForConnected(1000);
if ( _client.waitForConnected(1000) )
qDebug("fadecandy/opc: connected to %s:%i on channel %i", _host.c_str(), _port, _channel);
}
return isConnected();
@@ -48,7 +48,7 @@ int LedDeviceFadeCandy::write( const std::vector<ColorRgb> & ledValues )
if (nrLedValues > MAX_NUM_LEDS)
{
std::cerr << "Invalid attempt to write led values. Not more than " << MAX_NUM_LEDS << " leds are allowed." << std::endl;
std::cerr << "fadecandy/opc: Invalid attempt to write led values. Not more than " << MAX_NUM_LEDS << " leds are allowed." << std::endl;
return -1;
}