93 lines
1.9 KiB
C++
93 lines
1.9 KiB
C++
|
/*
|
||
|
|
* RGB.NET (artemis) receiver
|
||
|
|
*
|
||
|
|
* This works via the UDP, http is not supported apart from reporting LED count
|
||
|
|
*
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
#include "wled.h"
|
||
|
|
#include <WiFiUdp.h>
|
||
|
|
|
||
|
|
WiFiUDP UDP;
|
||
|
|
const unsigned int RGBNET_localUdpPort = 1872; // local port to listen on
|
||
|
|
unsigned char RGBNET_packet[770];
|
||
|
|
long lastTime = 0;
|
||
|
|
int delayMs = 10;
|
||
|
|
bool isRGBNETUDPEnabled;
|
||
|
|
|
||
|
|
void RGBNET_readValues() {
|
||
|
|
|
||
|
|
int RGBNET_packetSize = UDP.parsePacket();
|
||
|
|
if (RGBNET_packetSize) {
|
||
|
|
// receive incoming UDP packets
|
||
|
|
int sequenceNumber = UDP.read();
|
||
|
|
int channel = UDP.read();
|
||
|
|
|
||
|
|
//channel data is not used we only supports one channel
|
||
|
|
int len = UDP.read(RGBNET_packet, ledCount*3);
|
||
|
|
if(len==0){
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
for (int i = 0; i < len; i=i+3) {
|
||
|
|
strip.setPixelColor(i/3, RGBNET_packet[i], RGBNET_packet[i+1], RGBNET_packet[i+2], 0);
|
||
|
|
}
|
||
|
|
//strip.show();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//update LED strip
|
||
|
|
void RGBNET_show() {
|
||
|
|
strip.show();
|
||
|
|
lastTime = millis();
|
||
|
|
}
|
||
|
|
|
||
|
|
//This function provides a json with info on the number of LEDs connected
|
||
|
|
// it is needed by artemis to know how many LEDs to display on the surface
|
||
|
|
void handleConfig(AsyncWebServerRequest *request)
|
||
|
|
{
|
||
|
|
String config = (String)"{\
|
||
|
|
\"channels\": [\
|
||
|
|
{\
|
||
|
|
\"channel\": 1,\
|
||
|
|
\"leds\": " + ledCount + "\
|
||
|
|
},\
|
||
|
|
{\
|
||
|
|
\"channel\": 2,\
|
||
|
|
\"leds\": " + "0" + "\
|
||
|
|
},\
|
||
|
|
{\
|
||
|
|
\"channel\": 3,\
|
||
|
|
\"leds\": " + "0" + "\
|
||
|
|
},\
|
||
|
|
{\
|
||
|
|
\"channel\": 4,\
|
||
|
|
\"leds\": " + "0" + "\
|
||
|
|
}\
|
||
|
|
]\
|
||
|
|
}";
|
||
|
|
request->send(200, "application/json", config);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void userSetup()
|
||
|
|
{
|
||
|
|
server.on("/config", HTTP_GET, [](AsyncWebServerRequest *request){
|
||
|
|
handleConfig(request);
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
void userConnected()
|
||
|
|
{
|
||
|
|
// new wifi, who dis?
|
||
|
|
UDP.begin(RGBNET_localUdpPort);
|
||
|
|
isRGBNETUDPEnabled = true;
|
||
|
|
}
|
||
|
|
|
||
|
|
void userLoop()
|
||
|
|
{
|
||
|
|
RGBNET_readValues();
|
||
|
|
if (millis()-lastTime > delayMs) {
|
||
|
|
RGBNET_show();
|
||
|
|
}
|
||
|
|
}
|