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Add new WS281x driver

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Add a new WS281x driver which is a wrapper around jgarff's ws281x library which
works on Pi B+, Pi 2, Pi Zero and probably Pi 3 as well.

jgarff's ws281x library is included as a submodule


Former-commit-id: e473dfd36d31b14598da5e56e4b8bf9f2aa7bb24
This commit is contained in:
Mark Walker
2016-03-04 00:07:02 -08:00
parent 14fc1d9bb6
commit 78e606a1c4
9 changed files with 180 additions and 6 deletions
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16
libsrc/leddevice/LedDeviceFactory.cpp
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@@ -42,6 +42,10 @@
#include "LedDeviceWS2812b.h"
#endif
#ifdef ENABLE_WS281XPWM
#include "LedDeviceWS281x.h"
#endif
LedDevice * LedDeviceFactory::construct(const Json::Value & deviceConfig)
{
std::cout << "Device configuration: " << deviceConfig << std::endl;
@@ -285,6 +289,18 @@ LedDevice * LedDeviceFactory::construct(const Json::Value & deviceConfig)
LedDeviceWS2812b * ledDeviceWS2812b = new LedDeviceWS2812b();
device = ledDeviceWS2812b;
}
#endif
#ifdef ENABLE_WS281XPWM
else if (type == "ws281x")
{
const int gpio = deviceConfig.get("gpio", 18).asInt();
const int leds = deviceConfig.get("leds", 12).asInt();
const uint32_t freq = deviceConfig.get("freq", (Json::UInt)800000ul).asInt();
const int dmanum = deviceConfig.get("dmanum", 5).asInt();
LedDeviceWS281x * ledDeviceWS281x = new LedDeviceWS281x(gpio, leds, freq, dmanum);
device = ledDeviceWS281x;
}
#endif
else
{