mirror of
https://github.com/wled/WLED.git
synced 2025-04-19 20:37:23 +00:00
9c8f8c645e
Clarify the name and usage of this flag, as the function name has changed out from underneath it.
280 lines
8.1 KiB
C++
280 lines
8.1 KiB
C++
#include "wled.h"
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#ifdef WLED_ENABLE_DMX_INPUT
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#ifdef ESP8266
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#error DMX input is only supported on ESP32
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#endif
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#include "dmx_input.h"
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#include <rdm/responder.h>
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void rdmPersonalityChangedCb(dmx_port_t dmxPort, const rdm_header_t *header,
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void *context)
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{
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DMXInput *dmx = static_cast<DMXInput *>(context);
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if (!dmx) {
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DEBUG_PRINTLN("DMX: Error: no context in rdmPersonalityChangedCb");
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return;
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}
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if (header->cc == RDM_CC_SET_COMMAND_RESPONSE) {
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const uint8_t personality = dmx_get_current_personality(dmx->inputPortNum);
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DMXMode = std::min(DMX_MODE_PRESET, std::max(DMX_MODE_SINGLE_RGB, int(personality)));
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configNeedsWrite = true;
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DEBUG_PRINTF("DMX personality changed to to: %d\n", DMXMode);
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}
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}
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void rdmAddressChangedCb(dmx_port_t dmxPort, const rdm_header_t *header,
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void *context)
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{
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DMXInput *dmx = static_cast<DMXInput *>(context);
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if (!dmx) {
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DEBUG_PRINTLN("DMX: Error: no context in rdmAddressChangedCb");
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return;
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}
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if (header->cc == RDM_CC_SET_COMMAND_RESPONSE) {
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const uint16_t addr = dmx_get_start_address(dmx->inputPortNum);
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DMXAddress = std::min(512, int(addr));
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configNeedsWrite = true;
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DEBUG_PRINTF("DMX start addr changed to: %d\n", DMXAddress);
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}
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}
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static dmx_config_t createConfig()
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{
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dmx_config_t config;
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config.pd_size = 255;
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config.dmx_start_address = DMXAddress;
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config.model_id = 0;
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config.product_category = RDM_PRODUCT_CATEGORY_FIXTURE;
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config.software_version_id = VERSION;
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strcpy(config.device_label, "WLED_MM");
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const std::string versionString = "WLED_V" + std::to_string(VERSION);
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strncpy(config.software_version_label, versionString.c_str(), 32);
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config.software_version_label[32] = '\0'; // zero termination in case versionString string was longer than 32 chars
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config.personalities[0].description = "SINGLE_RGB";
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config.personalities[0].footprint = 3;
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config.personalities[1].description = "SINGLE_DRGB";
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config.personalities[1].footprint = 4;
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config.personalities[2].description = "EFFECT";
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config.personalities[2].footprint = 15;
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config.personalities[3].description = "MULTIPLE_RGB";
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config.personalities[3].footprint = std::min(512, int(strip.getLengthTotal()) * 3);
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config.personalities[4].description = "MULTIPLE_DRGB";
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config.personalities[4].footprint = std::min(512, int(strip.getLengthTotal()) * 3 + 1);
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config.personalities[5].description = "MULTIPLE_RGBW";
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config.personalities[5].footprint = std::min(512, int(strip.getLengthTotal()) * 4);
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config.personalities[6].description = "EFFECT_W";
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config.personalities[6].footprint = 18;
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config.personalities[7].description = "EFFECT_SEGMENT";
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config.personalities[7].footprint = std::min(512, strip.getSegmentsNum() * 15);
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config.personalities[8].description = "EFFECT_SEGMENT_W";
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config.personalities[8].footprint = std::min(512, strip.getSegmentsNum() * 18);
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config.personalities[9].description = "PRESET";
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config.personalities[9].footprint = 1;
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config.personality_count = 10;
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// rdm personalities are numbered from 1, thus we can just set the DMXMode directly.
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config.current_personality = DMXMode;
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return config;
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}
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void dmxReceiverTask(void *context)
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{
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DMXInput *instance = static_cast<DMXInput *>(context);
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if (instance == nullptr) {
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return;
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}
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if (instance->installDriver()) {
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while (true) {
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instance->updateInternal();
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}
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}
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}
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bool DMXInput::installDriver()
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{
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const auto config = createConfig();
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DEBUG_PRINTF("DMX port: %u\n", inputPortNum);
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if (!dmx_driver_install(inputPortNum, &config, DMX_INTR_FLAGS_DEFAULT)) {
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DEBUG_PRINTF("Error: Failed to install dmx driver\n");
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return false;
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}
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DEBUG_PRINTF("Listening for DMX on pin %u\n", rxPin);
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DEBUG_PRINTF("Sending DMX on pin %u\n", txPin);
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DEBUG_PRINTF("DMX enable pin is: %u\n", enPin);
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dmx_set_pin(inputPortNum, txPin, rxPin, enPin);
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rdm_register_dmx_start_address(inputPortNum, rdmAddressChangedCb, this);
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rdm_register_dmx_personality(inputPortNum, rdmPersonalityChangedCb, this);
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initialized = true;
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return true;
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}
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void DMXInput::init(uint8_t rxPin, uint8_t txPin, uint8_t enPin, uint8_t inputPortNum)
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{
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#ifdef WLED_ENABLE_DMX_OUTPUT
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//TODO add again once dmx output has been merged
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// if(inputPortNum == dmxOutputPort)
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// {
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// DEBUG_PRINTF("DMXInput: Error: Input port == output port");
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// return;
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// }
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#endif
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if (inputPortNum <= (SOC_UART_NUM - 1) && inputPortNum > 0) {
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this->inputPortNum = inputPortNum;
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}
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else {
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DEBUG_PRINTF("DMXInput: Error: invalid inputPortNum: %d\n", inputPortNum);
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return;
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}
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if (rxPin > 0 && enPin > 0 && txPin > 0) {
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const managed_pin_type pins[] = {
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{(int8_t)txPin, false}, // these are not used as gpio pins, thus isOutput is always false.
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{(int8_t)rxPin, false},
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{(int8_t)enPin, false}};
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const bool pinsAllocated = PinManager::allocateMultiplePins(pins, 3, PinOwner::DMX_INPUT);
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if (!pinsAllocated) {
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DEBUG_PRINTF("DMXInput: Error: Failed to allocate pins for DMX_INPUT. Pins already in use:\n");
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DEBUG_PRINTF("rx in use by: %s\n", PinManager::getPinOwner(rxPin));
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DEBUG_PRINTF("tx in use by: %s\n", PinManager::getPinOwner(txPin));
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DEBUG_PRINTF("en in use by: %s\n", PinManager::getPinOwner(enPin));
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return;
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}
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this->rxPin = rxPin;
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this->txPin = txPin;
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this->enPin = enPin;
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// put dmx receiver into seperate task because it should not be blocked
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// pin to core 0 because wled is running on core 1
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xTaskCreatePinnedToCore(dmxReceiverTask, "DMX_RCV_TASK", 10240, this, 2, &task, 0);
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if (!task) {
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DEBUG_PRINTF("Error: Failed to create dmx rcv task");
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}
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}
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else {
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DEBUG_PRINTLN("DMX input disabled due to rxPin, enPin or txPin not set");
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return;
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}
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}
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void DMXInput::updateInternal()
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{
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if (!initialized) {
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return;
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}
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checkAndUpdateConfig();
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dmx_packet_t packet;
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unsigned long now = millis();
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if (dmx_receive(inputPortNum, &packet, DMX_TIMEOUT_TICK)) {
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if (!packet.err) {
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if(!connected) {
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DEBUG_PRINTLN("DMX Input - connected");
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}
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connected = true;
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identify = isIdentifyOn();
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if (!packet.is_rdm) {
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const std::lock_guard<std::mutex> lock(dmxDataLock);
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dmx_read(inputPortNum, dmxdata, packet.size);
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}
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}
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else {
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connected = false;
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}
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}
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else {
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if(connected) {
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DEBUG_PRINTLN("DMX Input - disconnected");
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}
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connected = false;
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}
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}
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void DMXInput::update()
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{
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if (identify) {
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turnOnAllLeds();
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}
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else if (connected) {
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const std::lock_guard<std::mutex> lock(dmxDataLock);
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handleDMXData(1, 512, dmxdata, REALTIME_MODE_DMX, 0);
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}
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}
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void DMXInput::turnOnAllLeds()
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{
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// TODO not sure if this is the correct way?
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const uint16_t numPixels = strip.getLengthTotal();
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for (uint16_t i = 0; i < numPixels; ++i)
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{
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strip.setPixelColor(i, 255, 255, 255, 255);
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}
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strip.setBrightness(255, true);
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strip.show();
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}
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void DMXInput::disable()
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{
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if (initialized) {
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dmx_driver_disable(inputPortNum);
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}
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}
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void DMXInput::enable()
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{
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if (initialized) {
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dmx_driver_enable(inputPortNum);
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}
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}
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bool DMXInput::isIdentifyOn() const
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{
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uint8_t identify = 0;
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const bool gotIdentify = rdm_get_identify_device(inputPortNum, &identify);
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// gotIdentify should never be false because it is a default parameter in rdm
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// but just in case we check for it anyway
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return bool(identify) && gotIdentify;
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}
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void DMXInput::checkAndUpdateConfig()
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{
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/**
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* The global configuration variables are modified by the web interface.
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* If they differ from the driver configuration, we have to update the driver
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* configuration.
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*/
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const uint8_t currentPersonality = dmx_get_current_personality(inputPortNum);
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if (currentPersonality != DMXMode) {
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DEBUG_PRINTF("DMX personality has changed from %d to %d\n", currentPersonality, DMXMode);
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dmx_set_current_personality(inputPortNum, DMXMode);
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}
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const uint16_t currentAddr = dmx_get_start_address(inputPortNum);
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if (currentAddr != DMXAddress) {
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DEBUG_PRINTF("DMX address has changed from %d to %d\n", currentAddr, DMXAddress);
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dmx_set_start_address(inputPortNum, DMXAddress);
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}
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}
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#endif |