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465 lines
15 KiB
C++
465 lines
15 KiB
C++
#pragma once
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#ifndef ARDUINO_ARTNET_H
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#define ARDUINO_ARTNET_H
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// Spec (Art-Net 4) : http://artisticlicence.com/WebSiteMaster/User%20Guides/art-net.pdf
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// Packet Summary : https://art-net.org.uk/structure/packet-summary-2/
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// Packet Definition : https://art-net.org.uk/structure/streaming-packets/artdmx-packet-definition/
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#include <Arduino.h>
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#include "util/ArxTypeTraits/ArxTypeTraits.h"
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#include "util/ArxContainer/ArxContainer.h"
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#if defined(ESP_PLATFORM)\
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|| defined(ESP8266)\
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|| defined(ARDUINO_AVR_UNO_WIFI_REV2)\
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|| defined(ARDUINO_SAMD_MKRWIFI1010)\
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|| defined(ARDUINO_SAMD_MKRVIDOR4000)\
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|| defined(ARDUINO_SAMD_MKR1000)\
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|| defined(ARDUINO_SAMD_NANO_33_IOT)
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#define ARTNET_ENABLE_WIFI
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#endif
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#if defined(ESP8266)\
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|| !defined(ARTNET_ENABLE_WIFI)
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#define ARTNET_ENABLE_ETHER
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#endif
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#if !defined (ARTNET_ENABLE_WIFI)\
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&& !defined (ARTNET_ENABLE_ETHER)
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#error THIS PLATFORM HAS NO WIFI OR ETHERNET OR NOT SUPPORTED ARCHITECTURE. PLEASE LET ME KNOW!
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#endif
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#ifdef ARTNET_ENABLE_WIFI
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#ifdef ESP_PLATFORM
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#include <WiFi.h>
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#include <WiFiUdp.h>
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#elif defined (ESP8266)
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#include <ESP8266WiFi.h>
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#include <WiFiUdp.h>
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#elif defined (ARDUINO_AVR_UNO_WIFI_REV2)\
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|| defined(ARDUINO_SAMD_MKRWIFI1010)\
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|| defined(ARDUINO_SAMD_MKRVIDOR4000)\
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|| defined(ARDUINO_SAMD_NANO_33_IOT)
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#include <SPI.h>
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#include <WiFiNINA.h>
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#include <WiFiUdp.h>
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#elif defined (ARDUINO_SAMD_MKR1000)
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#include <SPI.h>
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#include <WiFi101.h>
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#include <WiFiUdp.h>
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#endif
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#endif // ARTNET_ENABLE_WIFI
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#ifdef ARTNET_ENABLE_ETHER
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#include <Ethernet.h>
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#include <EthernetUdp.h>
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#include "util/TeensyDirtySTLErrorSolution/TeensyDirtySTLErrorSolution.h"
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#endif // ARTNET_ENABLE_ETHER
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namespace arx
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{
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namespace artnet
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{
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// Packet Summary : https://art-net.org.uk/structure/packet-summary-2/
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// Packet Definition : https://art-net.org.uk/structure/streaming-packets/artdmx-packet-definition/
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enum class OpCode : uint16_t
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{
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// Device Discovery
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Poll = 0x2000,
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PollReply = 0x2100,
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// Device Configuration
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Address = 0x6000,
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Input = 0x7000,
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IpProg = 0xF800,
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IpProgReply = 0xF900,
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Command = 0x2400,
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// Streaming Control
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Dmx = 0x5000,
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Nzs = 0x5100,
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Sync = 0x5200,
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// RDM
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TodRequest = 0x8000,
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TodData = 0x8100,
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TodControl = 0x8200,
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Rdm = 0x8300,
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RdmSub = 0x8400,
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// Time-Keeping
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TimeCode = 0x9700,
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TimeSync = 0x9800,
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// Triggering
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Trigger = 0x9900,
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// Diagnostics
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DiagData = 0x2300,
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// File Transfer
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FirmwareMaster = 0xF200,
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FirmwareReply = 0xF300,
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Directory = 0x9A00,
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DirectoryReply = 0x9B00,
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FileTnMaster = 0xF400,
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FileFnMaster = 0xF500,
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FileFnReply = 0xF600
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};
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constexpr uint16_t OPC(OpCode op) { return static_cast<uint16_t>(op); }
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enum class Index : uint16_t
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{
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ID = 0,
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OP_CODE_L = 8,
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OP_CODE_H = 9,
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PROTOCOL_VER_H = 10,
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PROTOCOL_VER_L = 11,
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SEQUENCE = 12,
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PHYSICAL = 13,
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SUBUNI = 14,
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NET = 15,
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LENGTH_H = 16,
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LENGTH_L = 17,
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DATA = 18
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};
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constexpr uint16_t IDX(Index i) { return static_cast<uint16_t>(i); }
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constexpr uint16_t DEFAULT_PORT { 6454 };
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constexpr uint16_t HEADER_SIZE { 18 };
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constexpr uint16_t PACKET_SIZE { 530 };
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constexpr uint16_t PROTOCOL_VER { 0x0014 };
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constexpr uint8_t ID_LENGTH { 8 };
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constexpr char ID[ID_LENGTH] { "Art-Net" };
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constexpr float DEFAULT_FPS { 40. };
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constexpr uint32_t DEFAULT_INTERVAL_MS { (uint32_t)(1000. / DEFAULT_FPS) };
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static constexpr uint8_t NUM_PIXELS_PER_UNIV { 170 };
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using CallbackAllType = std::function<void(uint32_t universe, uint8_t* data, uint16_t size)>;
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using CallbackType = std::function<void(uint8_t* data, uint16_t size)>;
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#if ARX_HAVE_LIBSTDCPLUSPLUS >= 201103L // Have libstdc++11
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template <uint16_t SIZE>
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using Array = std::array<uint8_t, SIZE>;
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using CallbackMap = std::map<uint32_t, CallbackType>;
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using namespace std;
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#else
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template <uint16_t SIZE>
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using Array = arx::vector<uint8_t, SIZE>;
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using CallbackMap = arx::map<uint32_t, CallbackType, 8>;
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using namespace arx;
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#endif
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template <typename S>
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class Sender_
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{
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Array<PACKET_SIZE> packet;
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const char* ip;
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uint16_t port {DEFAULT_PORT};
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uint8_t target_net {0};
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uint8_t target_subnet {0};
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uint8_t target_universe {0};
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uint8_t seq {0};
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uint8_t phy {0};
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uint32_t prev_send_ms {0};
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S* stream;
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public:
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virtual ~Sender_() {}
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void net(const uint8_t n) { target_net = n & 0x7F; }
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void subnet(const uint8_t s) { target_subnet = s & 0x0F; }
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void universe(const uint8_t u) { target_universe = u & 0x0F; }
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void universe15bit(const uint8_t u)
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{
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net((u >> 8) & 0xFF);
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subnet((u >> 4) & 0x0F);
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universe((u >> 0) & 0x0F);
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}
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void set(const uint8_t* const data, const uint16_t size = 512)
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{
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packet[IDX(Index::PHYSICAL)] = phy;
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packet[IDX(Index::NET)] = target_net;
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packet[IDX(Index::SUBUNI)] = (target_subnet << 4) | target_universe;
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packet[IDX(Index::LENGTH_H)] = (size >> 8) & 0xFF;
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packet[IDX(Index::LENGTH_L)] = (size >> 0) & 0xFF;
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memcpy((&packet[IDX(Index::DATA)]), data, size);
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}
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void set(const uint32_t universe_, const uint8_t* const data, const uint16_t size = 512)
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{
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universe15bit(universe_);
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set(data, size);
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}
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void set(const uint8_t net_, const uint8_t subnet_, const uint8_t universe_, const uint8_t* const data, const uint16_t size = 512)
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{
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net(net_);
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subnet(subnet_);
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universe(universe_);
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set(data, size);
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}
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void set(const uint16_t ch, const uint8_t data)
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{
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packet[IDX(Index::DATA) + ch] = data;
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}
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void send()
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{
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packet[IDX(Index::SEQUENCE)] = seq++;
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stream->beginPacket(ip, port);
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stream->write(packet.data(), packet.size());
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stream->endPacket();
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}
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void send(const uint8_t* const data, const uint16_t size = 512)
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{
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set(data, size);
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send();
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}
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void send(const uint32_t universe_, const uint8_t* const data, const uint16_t size = 512)
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{
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set(universe_, data, size);
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send();
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}
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void send(const uint8_t net_, const uint8_t subnet_, const uint8_t universe_, const uint8_t* const data, const uint16_t size = 512)
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{
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set(net_, subnet_, universe_, data, size);
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send();
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}
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void streaming()
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{
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if ((millis() - prev_send_ms) > DEFAULT_INTERVAL_MS)
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{
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send();
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prev_send_ms = millis();
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}
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}
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void physical(const uint8_t i) const { phy = constrain(i, 0, 3); }
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uint8_t sequence() const { return seq; }
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protected:
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void attach(S& s, const char* user_ip, const uint16_t user_port = DEFAULT_PORT)
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{
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stream = &s;
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ip = user_ip;
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port = user_port;
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for (size_t i = 0; i < ID_LENGTH; i++) packet[IDX(Index::ID) + i] = static_cast<uint8_t>(ID[i]);
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packet[IDX(Index::OP_CODE_H)] = (OPC(OpCode::Dmx) >> 8) & 0x00FF;
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packet[IDX(Index::OP_CODE_L)] = (OPC(OpCode::Dmx) >> 0) & 0x00FF;
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packet[IDX(Index::PROTOCOL_VER_H)] = (PROTOCOL_VER >> 8) & 0x00FF;
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packet[IDX(Index::PROTOCOL_VER_L)] = (PROTOCOL_VER >> 0) & 0x00FF;
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}
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};
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template <typename S>
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class Receiver_
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{
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Array<PACKET_SIZE> packet;
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IPAddress remote_ip;
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uint16_t remote_port;
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CallbackMap callbacks;
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CallbackAllType callback_all;
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S* stream;
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public:
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virtual ~Receiver_() {}
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bool parse()
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{
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const size_t size = stream->parsePacket();
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if (size == 0) return false;
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uint8_t d[size];
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stream->read(d, size);
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if (checkID(d))
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{
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if (opcode(d) == OPC(OpCode::Dmx))
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{
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memcpy(packet.data(), d, size);
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remote_ip = stream->S::remoteIP();
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remote_port = (uint16_t)stream->S::remotePort();
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if (callback_all) callback_all(universe15bit(), data(), size);
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for (auto& c : callbacks)
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if (universe15bit() == c.first) c.second(data(), size);
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return true;
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}
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}
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return false;
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}
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inline const IPAddress& ip() const { return remote_ip; }
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inline uint16_t port() const { return remote_port; }
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inline String id() const
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{
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String str;
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for (uint8_t i = 0; i < ID_LENGTH; ++i) str += packet[IDX(Index::ID) + i];
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return str;
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}
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inline uint16_t opcode() const
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{
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return (packet[IDX(Index::OP_CODE_H)] << 8) | packet[IDX(Index::OP_CODE_L)];
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}
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inline uint16_t opcode(const uint8_t* p) const
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{
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return (p[IDX(Index::OP_CODE_H)] << 8) | p[IDX(Index::OP_CODE_L)];
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}
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inline uint16_t version() const
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{
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return (packet[IDX(Index::PROTOCOL_VER_H)] << 8) | packet[IDX(Index::PROTOCOL_VER_L)];
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}
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inline uint8_t sequence() const
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{
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return packet[IDX(Index::SEQUENCE)];
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}
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inline uint8_t physical() const
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{
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return packet[IDX(Index::PHYSICAL)];
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}
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inline uint8_t net() const
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{
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return packet[IDX(Index::NET)] & 0x7F;
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}
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inline uint8_t subnet() const
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{
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return (packet[IDX(Index::SUBUNI)] >> 4) & 0x0F;
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}
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inline uint8_t universe() const
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{
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return packet[IDX(Index::SUBUNI)] & 0x0F;
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}
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inline uint16_t universe15bit() const
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{
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return (packet[IDX(Index::NET)] << 8) | packet[IDX(Index::SUBUNI)];
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}
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inline uint16_t length() const
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{
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return (packet[IDX(Index::LENGTH_H)] << 8) | packet[IDX(Index::LENGTH_L)];
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}
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inline uint16_t size() const
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{
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return length();
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}
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inline uint8_t* data()
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{
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return &(packet[HEADER_SIZE]);
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}
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inline uint8_t data(const uint16_t i) const
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{
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return packet[HEADER_SIZE + i];
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}
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inline void subscribe(const uint32_t universe, const CallbackType& func)
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{
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callbacks.insert(make_pair(universe, func));
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}
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inline void subscribe(const CallbackAllType& func)
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{
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callback_all = func;
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}
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inline void subscribe(const uint8_t net, const uint8_t subnet, const uint8_t universe, const CallbackType& func)
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{
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uint32_t u = ((uint32_t)net << 8) | ((uint32_t)subnet << 4) | (uint32_t)universe;
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subscribe(u, func);
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}
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inline void unsubscribe(const uint32_t universe)
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{
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auto it = callbacks.find(universe);
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if (it != callbacks.end())
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callbacks.erase(it);
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}
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inline void unsubscribe()
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{
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callback_all = nullptr;
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}
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inline void unsubscribe(const uint8_t net, const uint8_t subnet, const uint8_t universe)
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{
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uint32_t u = ((uint32_t)net << 8) | ((uint32_t)subnet << 4) | (uint32_t)universe;
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unsubscribe(u);
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}
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inline void clear_subscribers()
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{
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unsubscribe();
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callbacks.clear();
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}
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protected:
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void attach(S& s) { stream = &s; }
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private:
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inline bool checkID() const
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{
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const char* idptr = reinterpret_cast<const char*>(packet.data());
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return !strcmp(ID, idptr);
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}
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inline bool checkID(const uint8_t* p) const
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{
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const char* idptr = reinterpret_cast<const char*>(p);
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return !strcmp(ID, idptr);
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}
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};
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template <typename S>
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class Manager : public Sender_<S>, public Receiver_<S>
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{
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S stream;
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public:
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void begin(const char* send_ip, const uint16_t send_port = DEFAULT_PORT, const uint16_t recv_port = DEFAULT_PORT)
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{
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stream.begin(recv_port);
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this->Sender_<S>::attach(stream, send_ip, send_port);
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this->Receiver_<S>::attach(stream);
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}
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};
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template <typename S>
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class Sender : public Sender_<S>
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{
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S stream;
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public:
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void begin(const char* ip, const uint16_t port = DEFAULT_PORT)
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{
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this->Sender_<S>::attach(stream, ip, port);
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}
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};
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template <typename S>
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class Receiver : public Receiver_<S>
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{
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S stream;
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public:
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void begin(const uint16_t port = DEFAULT_PORT)
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{
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stream.begin(port);
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this->Receiver_<S>::attach(stream);
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}
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};
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}
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}
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#ifdef ARTNET_ENABLE_WIFI
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using ArtnetWiFi = arx::artnet::Manager<WiFiUDP>;
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using ArtnetWiFiSender = arx::artnet::Sender<WiFiUDP>;
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using ArtnetWiFiReceiver = arx::artnet::Receiver<WiFiUDP>;
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#endif
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#ifdef ARTNET_ENABLE_ETHER
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using Artnet = arx::artnet::Manager<EthernetUDP>;
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using ArtnetSender = arx::artnet::Sender<EthernetUDP>;
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using ArtnetReceiver = arx::artnet::Receiver<EthernetUDP>;
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#endif
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#endif // ARDUINO_ARTNET_H
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