- /*
-
- LIGHT MODULE
-
- Copyright (C) 2016-2018 by Xose Pérez <xose dot perez at gmail dot com>
-
- */
-
- #if LIGHT_PROVIDER != LIGHT_PROVIDER_NONE
-
- #include <Ticker.h>
- #include <ArduinoJson.h>
- #include <vector>
-
- extern "C" {
- #include "libs/fs_math.h"
- }
-
- #if LIGHT_PROVIDER == LIGHT_PROVIDER_DIMMER
- #define PWM_CHANNEL_NUM_MAX LIGHT_CHANNELS
- extern "C" {
- #include "libs/pwm.h"
- }
- #endif
-
- // -----------------------------------------------------------------------------
-
- Ticker _light_save_ticker;
- Ticker _light_transition_ticker;
-
- typedef struct {
- unsigned char pin;
- bool reverse;
- bool state;
- unsigned char inputValue; // value that has been inputted
- unsigned char value; // normalized value including brightness
- unsigned char target; // target value
- double current; // transition value
- } channel_t;
- std::vector<channel_t> _light_channel;
-
- bool _light_state = false;
- bool _light_use_transitions = false;
- unsigned int _light_transition_time = LIGHT_TRANSITION_TIME;
- bool _light_has_color = false;
- bool _light_use_white = false;
- bool _light_use_cct = false;
- bool _light_use_gamma = false;
- unsigned long _light_steps_left = 1;
- unsigned char _light_brightness = LIGHT_MAX_BRIGHTNESS;
- unsigned int _light_mireds = round((LIGHT_COLDWHITE_MIRED+LIGHT_WARMWHITE_MIRED)/2);
-
- #if LIGHT_PROVIDER == LIGHT_PROVIDER_MY92XX
- #include <my92xx.h>
- my92xx * _my92xx;
- ARRAYINIT(unsigned char, _light_channel_map, MY92XX_MAPPING);
- #endif
-
- // Gamma Correction lookup table (8 bit)
- // TODO: move to PROGMEM
- const unsigned char _light_gamma_table[] = {
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2,
- 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6,
- 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 11, 11, 11,
- 12, 12, 13, 13, 14, 14, 14, 15, 15, 16, 16, 17, 17, 18, 18, 19,
- 19, 20, 20, 21, 22, 22, 23, 23, 24, 25, 25, 26, 26, 27, 28, 28,
- 29, 30, 30, 31, 32, 33, 33, 34, 35, 35, 36, 37, 38, 39, 39, 40,
- 41, 42, 43, 43, 44, 45, 46, 47, 48, 49, 50, 50, 51, 52, 53, 54,
- 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 71,
- 72, 73, 74, 75, 76, 77, 78, 80, 81, 82, 83, 84, 86, 87, 88, 89,
- 91, 92, 93, 94, 96, 97, 98, 100, 101, 102, 104, 105, 106, 108, 109, 110,
- 112, 113, 115, 116, 118, 119, 121, 122, 123, 125, 126, 128, 130, 131, 133, 134,
- 136, 137, 139, 140, 142, 144, 145, 147, 149, 150, 152, 154, 155, 157, 159, 160,
- 162, 164, 166, 167, 169, 171, 173, 175, 176, 178, 180, 182, 184, 186, 187, 189,
- 191, 193, 195, 197, 199, 201, 203, 205, 207, 209, 211, 213, 215, 217, 219, 221,
- 223, 225, 227, 229, 231, 233, 235, 238, 240, 242, 244, 246, 248, 251, 253, 255
- };
-
- // -----------------------------------------------------------------------------
- // UTILS
- // -----------------------------------------------------------------------------
-
- void _setRGBInputValue(unsigned char red, unsigned char green, unsigned char blue) {
- _light_channel[0].inputValue = constrain(red, 0, LIGHT_MAX_VALUE);
- _light_channel[1].inputValue = constrain(green, 0, LIGHT_MAX_VALUE);;
- _light_channel[2].inputValue = constrain(blue, 0, LIGHT_MAX_VALUE);;
- }
-
- void _generateBrightness() {
-
- double brightness = (double) _light_brightness / LIGHT_MAX_BRIGHTNESS;
-
- // Convert RGB to RGBW(W)
- if (_light_has_color && _light_use_white) {
-
- // Substract the common part from RGB channels and add it to white channel. So [250,150,50] -> [200,100,0,50]
- unsigned char white = std::min(_light_channel[0].inputValue, std::min(_light_channel[1].inputValue, _light_channel[2].inputValue));
- for (unsigned int i=0; i < 3; i++) {
- _light_channel[i].value = _light_channel[i].inputValue - white;
- }
-
- // Split the White Value across 2 White LED Strips.
- if (_light_use_cct) {
-
- // This change the range from 153-500 to 0-347 so we get a value between 0 and 1 in the end.
- double miredFactor = ((double) _light_mireds - (double) LIGHT_COLDWHITE_MIRED)/((double) LIGHT_WARMWHITE_MIRED - (double) LIGHT_COLDWHITE_MIRED);
-
- // set cold white
- _light_channel[3].inputValue = 0;
- _light_channel[3].value = round(((double) 1.0 - miredFactor) * white);
-
- // set warm white
- _light_channel[4].inputValue = 0;
- _light_channel[4].value = round(miredFactor * white);
- } else {
- _light_channel[3].inputValue = 0;
- _light_channel[3].value = white;
- }
-
- // Scale up to equal input values. So [250,150,50] -> [200,100,0,50] -> [250, 125, 0, 63]
- unsigned char max_in = std::max(_light_channel[0].inputValue, std::max(_light_channel[1].inputValue, _light_channel[2].inputValue));
- unsigned char max_out = std::max(std::max(_light_channel[0].value, _light_channel[1].value), std::max(_light_channel[2].value, _light_channel[3].value));
- unsigned char channelSize = _light_use_cct ? 5 : 4;
-
- if (_light_use_cct) {
- max_out = std::max(max_out, _light_channel[4].value);
- }
-
- double factor = (max_out > 0) ? (double) (max_in / max_out) : 0;
- for (unsigned char i=0; i < channelSize; i++) {
- _light_channel[i].value = round((double) _light_channel[i].value * factor * brightness);
- }
-
- // Scale white channel to match brightness
- for (unsigned char i=3; i < channelSize; i++) {
- _light_channel[i].value = constrain(_light_channel[i].value * LIGHT_WHITE_FACTOR, 0, LIGHT_MAX_BRIGHTNESS);
- }
-
- // For the rest of channels, don't apply brightness, it is already in the inputValue
- // i should be 4 when RGBW and 5 when RGBWW
- for (unsigned char i=channelSize; i < _light_channel.size(); i++) {
- _light_channel[i].value = _light_channel[i].inputValue;
- }
-
- } else {
-
- // Apply brightness equally to all channels
- for (unsigned char i=0; i < _light_channel.size(); i++) {
- _light_channel[i].value = _light_channel[i].inputValue * brightness;
- }
-
- }
-
- }
-
- // -----------------------------------------------------------------------------
- // Input Values
- // -----------------------------------------------------------------------------
-
- void _fromLong(unsigned long value, bool brightness) {
- if (brightness) {
- _setRGBInputValue((value >> 24) & 0xFF, (value >> 16) & 0xFF, (value >> 8) & 0xFF);
- _light_brightness = (value & 0xFF) * LIGHT_MAX_BRIGHTNESS / 255;
- } else {
- _setRGBInputValue((value >> 16) & 0xFF, (value >> 8) & 0xFF, (value) & 0xFF);
- }
- }
-
- void _fromRGB(const char * rgb) {
- char * p = (char *) rgb;
- if (strlen(p) == 0) return;
-
- switch (p[0]) {
- case '#': // HEX Value
- if (_light_has_color) {
- ++p;
- unsigned long value = strtoul(p, NULL, 16);
- // RGBA values are interpreted like RGB + brightness
- _fromLong(value, strlen(p) > 7);
- }
- break;
- case 'M': // Mired Value
- _fromMireds(atol(p + 1));
- break;
- case 'K': // Kelvin Value
- _fromKelvin(atol(p + 1));
- break;
- default: // assume decimal values separated by commas
- char * tok;
- unsigned char count = 0;
- unsigned char channels = _light_channel.size();
-
- tok = strtok(p, ",");
- while (tok != NULL) {
- _light_channel[count].inputValue = atoi(tok);
- if (++count == channels) break;
- tok = strtok(NULL, ",");
- }
-
- // RGB but less than 3 values received, assume it is 0
- if (_light_has_color && (count < 3)) {
- // check channel 1 and 2:
- for (int i = 1; i <= 2; i++) {
- if (count < (i+1)) {
- _light_channel[i].inputValue = 0;
- }
- }
- }
- break;
- }
- }
-
- // HSV string is expected to be "H,S,V", where:
- // 0 <= H <= 360
- // 0 <= S <= 100
- // 0 <= V <= 100
- void _fromHSV(const char * hsv) {
-
- char * ptr = (char *) hsv;
- if (strlen(ptr) == 0) return;
- if (!_light_has_color) return;
-
- char * tok;
- unsigned char count = 0;
- unsigned int value[3] = {0};
-
- tok = strtok(ptr, ",");
- while (tok != NULL) {
- value[count] = atoi(tok);
- if (++count == 3) break;
- tok = strtok(NULL, ",");
- }
- if (count != 3) return;
-
- // HSV to RGB transformation -----------------------------------------------
-
- //INPUT: [0,100,57]
- //IS: [145,0,0]
- //SHOULD: [255,0,0]
-
- double h = (value[0] == 360) ? 0 : (double) value[0] / 60.0;
- double f = (h - floor(h));
- double s = (double) value[1] / 100.0;
-
- _light_brightness = round((double) value[2] * 2.55); // (255/100)
- unsigned char p = round(255 * (1.0 - s));
- unsigned char q = round(255 * (1.0 - s * f));
- unsigned char t = round(255 * (1.0 - s * (1.0 - f)));
-
- switch (int(h)) {
- case 0:
- _setRGBInputValue(255, t, p);
- break;
- case 1:
- _setRGBInputValue(q, 255, p);
- break;
- case 2:
- _setRGBInputValue(p, 255, t);
- break;
- case 3:
- _setRGBInputValue(p, q, 255);
- break;
- case 4:
- _setRGBInputValue(t, p, 255);
- break;
- case 5:
- _setRGBInputValue(255, p, q);
- break;
- default:
- _setRGBInputValue(0, 0, 0);
- break;
- }
- }
-
- // Thanks to Sacha Telgenhof for sharing this code in his AiLight library
- // https://github.com/stelgenhof/AiLight
- void _fromKelvin(unsigned long kelvin) {
-
- if (!_light_has_color) return;
-
- _light_mireds = constrain(round(1000000UL / kelvin), LIGHT_MIN_MIREDS, LIGHT_MAX_MIREDS);
-
- if (_light_use_cct) {
- _setRGBInputValue(LIGHT_MAX_VALUE, LIGHT_MAX_VALUE, LIGHT_MAX_VALUE);
- return;
- }
-
- // Calculate colors
- kelvin /= 100;
- unsigned int red = (kelvin <= 66)
- ? LIGHT_MAX_VALUE
- : 329.698727446 * fs_pow((double) (kelvin - 60), -0.1332047592);
- unsigned int green = (kelvin <= 66)
- ? 99.4708025861 * fs_log(kelvin) - 161.1195681661
- : 288.1221695283 * fs_pow((double) kelvin, -0.0755148492);
- unsigned int blue = (kelvin >= 66)
- ? LIGHT_MAX_VALUE
- : ((kelvin <= 19)
- ? 0
- : 138.5177312231 * fs_log(kelvin - 10) - 305.0447927307);
-
- _setRGBInputValue(red, green, blue);
-
- }
-
- // Color temperature is measured in mireds (kelvin = 1e6/mired)
- void _fromMireds(unsigned long mireds) {
- unsigned long kelvin = constrain(1000000UL / mireds, 1000, 40000);
- _fromKelvin(kelvin);
- }
-
- // -----------------------------------------------------------------------------
- // Output Values
- // -----------------------------------------------------------------------------
-
- void _toRGB(char * rgb, size_t len, bool target) {
- unsigned long value = 0;
-
- value += target ? _light_channel[0].target : _light_channel[0].inputValue;
- value <<= 8;
- value += target ? _light_channel[1].target : _light_channel[1].inputValue;
- value <<= 8;
- value += target ? _light_channel[2].target : _light_channel[2].inputValue;
-
- snprintf_P(rgb, len, PSTR("#%06X"), value);
- }
-
- void _toRGB(char * rgb, size_t len) {
- _toRGB(rgb, len, false);
- }
-
- void _toHSV(char * hsv, size_t len, bool target) {
- double h, s, v;
- double brightness = (double) _light_brightness / LIGHT_MAX_BRIGHTNESS;
-
- double r = (double) ((target ? _light_channel[0].target : _light_channel[0].inputValue) * brightness) / 255.0;
- double g = (double) ((target ? _light_channel[1].target : _light_channel[1].inputValue) * brightness) / 255.0;
- double b = (double) ((target ? _light_channel[2].target : _light_channel[2].inputValue) * brightness) / 255.0;
-
- double min = std::min(r, std::min(g, b));
- double max = std::max(r, std::max(g, b));
-
- v = 100.0 * max;
- if (v == 0) {
- h = s = 0;
- } else {
- s = 100.0 * (max - min) / max;
- if (s == 0) {
- h = 0;
- } else {
- if (max == r) {
- if (g >= b) {
- h = 0.0 + 60.0 * (g - b) / (max - min);
- } else {
- h = 360.0 + 60.0 * (g - b) / (max - min);
- }
- } else if (max == g) {
- h = 120.0 + 60.0 * (b - r) / (max - min);
- } else {
- h = 240.0 + 60.0 * (r - g) / (max - min);
- }
- }
- }
-
- // String
- snprintf_P(hsv, len, PSTR("%d,%d,%d"), round(h), round(s), round(v));
- }
-
- void _toHSV(char * hsv, size_t len) {
- _toHSV(hsv, len, false);
- }
-
- void _toLong(char * color, size_t len, bool target) {
-
- if (!_light_has_color) return;
-
- snprintf_P(color, len, PSTR("%d,%d,%d"),
- (int) (target ? _light_channel[0].target : _light_channel[0].inputValue),
- (int) (target ? _light_channel[1].target : _light_channel[1].inputValue),
- (int) (target ? _light_channel[2].target : _light_channel[2].inputValue)
- );
-
- }
-
- void _toLong(char * color, size_t len) {
- _toLong(color, len, false);
- }
-
- void _toCSV(char * buffer, size_t len, bool applyBrightness, bool target) {
- char num[10];
- float b = applyBrightness ? (float) _light_brightness / LIGHT_MAX_BRIGHTNESS : 1;
- for (unsigned char i=0; i<_light_channel.size(); i++) {
- itoa((target ? _light_channel[i].target : _light_channel[i].inputValue) * b, num, 10);
- if (i>0) strncat(buffer, ",", len--);
- strncat(buffer, num, len);
- len = len - strlen(num);
- }
- }
-
- void _toCSV(char * buffer, size_t len, bool applyBrightness) {
- _toCSV(buffer, len, applyBrightness, false);
- }
-
- // -----------------------------------------------------------------------------
- // PROVIDER
- // -----------------------------------------------------------------------------
-
- unsigned int _toPWM(unsigned long value, bool gamma, bool reverse) {
- value = constrain(value, 0, LIGHT_MAX_VALUE);
- if (gamma) value = _light_gamma_table[value];
- if (LIGHT_MAX_VALUE != LIGHT_LIMIT_PWM) value = map(value, 0, LIGHT_MAX_VALUE, 0, LIGHT_LIMIT_PWM);
- if (reverse) value = LIGHT_LIMIT_PWM - value;
- return value;
- }
-
- // Returns a PWM value for the given channel ID
- unsigned int _toPWM(unsigned char id) {
- bool useGamma = _light_use_gamma && _light_has_color && (id < 3);
- return _toPWM(_light_channel[id].current, useGamma, _light_channel[id].reverse);
- }
-
- void _transition() {
-
- // Update transition ticker
- _light_steps_left--;
- if (_light_steps_left == 0) _light_transition_ticker.detach();
-
- // Transitions
- for (unsigned int i=0; i < _light_channel.size(); i++) {
-
- if (_light_steps_left == 0) {
- _light_channel[i].current = _light_channel[i].target;
- } else {
- double difference = (double) (_light_channel[i].target - _light_channel[i].current) / (_light_steps_left + 1);
- _light_channel[i].current = _light_channel[i].current + difference;
- }
-
- }
-
- }
-
- void _lightProviderUpdate() {
-
- _transition();
-
- #if LIGHT_PROVIDER == LIGHT_PROVIDER_MY92XX
-
- for (unsigned char i=0; i<_light_channel.size(); i++) {
- _my92xx->setChannel(_light_channel_map[i], _toPWM(i));
- }
- _my92xx->setState(true);
- _my92xx->update();
-
- #endif
-
- #if LIGHT_PROVIDER == LIGHT_PROVIDER_DIMMER
-
- for (unsigned int i=0; i < _light_channel.size(); i++) {
- pwm_set_duty(_toPWM(i), i);
- }
- pwm_start();
-
- #endif
-
- }
-
- // -----------------------------------------------------------------------------
- // PERSISTANCE
- // -----------------------------------------------------------------------------
-
- void _lightColorSave() {
- for (unsigned int i=0; i < _light_channel.size(); i++) {
- setSetting("ch", i, _light_channel[i].inputValue);
- }
- setSetting("brightness", _light_brightness);
- setSetting("mireds", _light_mireds);
- saveSettings();
- }
-
- void _lightColorRestore() {
- for (unsigned int i=0; i < _light_channel.size(); i++) {
- _light_channel[i].inputValue = getSetting("ch", i, i==0 ? 255 : 0).toInt();
- }
- _light_brightness = getSetting("brightness", LIGHT_MAX_BRIGHTNESS).toInt();
- _light_mireds = getSetting("mireds", _light_mireds).toInt();
- lightUpdate(false, false);
- }
-
- // -----------------------------------------------------------------------------
- // MQTT
- // -----------------------------------------------------------------------------
-
- #if MQTT_SUPPORT
- void _lightMQTTCallback(unsigned int type, const char * topic, const char * payload) {
-
- String mqtt_group_color = getSetting("mqttGroupColor");
-
- if (type == MQTT_CONNECT_EVENT) {
-
- if (_light_has_color) {
- mqttSubscribe(MQTT_TOPIC_BRIGHTNESS);
- mqttSubscribe(MQTT_TOPIC_MIRED);
- mqttSubscribe(MQTT_TOPIC_KELVIN);
- mqttSubscribe(MQTT_TOPIC_COLOR_RGB);
- mqttSubscribe(MQTT_TOPIC_COLOR_HSV);
- mqttSubscribe(MQTT_TOPIC_TRANSITION);
- }
-
- // Group color
- if (mqtt_group_color.length() > 0) mqttSubscribeRaw(mqtt_group_color.c_str());
-
- // Channels
- char buffer[strlen(MQTT_TOPIC_CHANNEL) + 3];
- snprintf_P(buffer, sizeof(buffer), PSTR("%s/+"), MQTT_TOPIC_CHANNEL);
- mqttSubscribe(buffer);
-
- }
-
- if (type == MQTT_MESSAGE_EVENT) {
-
- // Group color
- if ((mqtt_group_color.length() > 0) & (mqtt_group_color.equals(topic))) {
- lightColor(payload, true);
- lightUpdate(true, mqttForward(), false);
- return;
- }
-
- // Match topic
- String t = mqttMagnitude((char *) topic);
-
- // Color temperature in mireds
- if (t.equals(MQTT_TOPIC_MIRED)) {
- _fromMireds(atol(payload));
- lightUpdate(true, mqttForward());
- return;
- }
-
- // Color temperature in kelvins
- if (t.equals(MQTT_TOPIC_KELVIN)) {
- _fromKelvin(atol(payload));
- lightUpdate(true, mqttForward());
- return;
- }
-
- // Color
- if (t.equals(MQTT_TOPIC_COLOR_RGB)) {
- lightColor(payload, true);
- lightUpdate(true, mqttForward());
- return;
- }
- if (t.equals(MQTT_TOPIC_COLOR_HSV)) {
- lightColor(payload, false);
- lightUpdate(true, mqttForward());
- return;
- }
-
- // Brightness
- if (t.equals(MQTT_TOPIC_BRIGHTNESS)) {
- _light_brightness = constrain(atoi(payload), 0, LIGHT_MAX_BRIGHTNESS);
- lightUpdate(true, mqttForward());
- return;
- }
-
- // Transitions
- if (t.equals(MQTT_TOPIC_TRANSITION)) {
- lightTransitionTime(atol(payload));
- return;
- }
-
- // Channel
- if (t.startsWith(MQTT_TOPIC_CHANNEL)) {
- unsigned int channelID = t.substring(strlen(MQTT_TOPIC_CHANNEL)+1).toInt();
- if (channelID >= _light_channel.size()) {
- DEBUG_MSG_P(PSTR("[LIGHT] Wrong channelID (%d)\n"), channelID);
- return;
- }
- lightChannel(channelID, atoi(payload));
- lightUpdate(true, mqttForward());
- return;
- }
-
- }
-
- }
-
- void lightMQTT() {
-
- char buffer[20];
-
- if (_light_has_color) {
-
- // Color
- if (getSetting("useCSS", LIGHT_USE_CSS).toInt() == 1) {
- _toRGB(buffer, sizeof(buffer), true);
- } else {
- _toLong(buffer, sizeof(buffer), true);
- }
- mqttSend(MQTT_TOPIC_COLOR_RGB, buffer);
-
- _toHSV(buffer, sizeof(buffer), true);
- mqttSend(MQTT_TOPIC_COLOR_HSV, buffer);
-
- // Mireds
- snprintf_P(buffer, sizeof(buffer), PSTR("%d"), _light_mireds);
- mqttSend(MQTT_TOPIC_MIRED, buffer);
-
- }
-
- // Channels
- for (unsigned int i=0; i < _light_channel.size(); i++) {
- itoa(_light_channel[i].target, buffer, 10);
- mqttSend(MQTT_TOPIC_CHANNEL, i, buffer);
- }
-
- // Brightness
- snprintf_P(buffer, sizeof(buffer), PSTR("%d"), _light_brightness);
- mqttSend(MQTT_TOPIC_BRIGHTNESS, buffer);
-
- }
-
- void lightMQTTGroup() {
- String mqtt_group_color = getSetting("mqttGroupColor");
- if (mqtt_group_color.length()>0) {
- char buffer[20];
- _toCSV(buffer, sizeof(buffer), true);
- mqttSendRaw(mqtt_group_color.c_str(), buffer);
- }
- }
-
- #endif
-
- // -----------------------------------------------------------------------------
- // Broker
- // -----------------------------------------------------------------------------
-
- #if BROKER_SUPPORT
-
- void lightBroker() {
- char buffer[10];
- for (unsigned int i=0; i < _light_channel.size(); i++) {
- itoa(_light_channel[i].inputValue, buffer, 10);
- brokerPublish(BROKER_MSG_TYPE_STATUS, MQTT_TOPIC_CHANNEL, i, buffer);
- }
- }
-
- #endif
-
- // -----------------------------------------------------------------------------
- // API
- // -----------------------------------------------------------------------------
-
- unsigned char lightChannels() {
- return _light_channel.size();
- }
-
- bool lightHasColor() {
- return _light_has_color;
- }
-
- void lightUpdate(bool save, bool forward, bool group_forward) {
-
- _generateBrightness();
-
- // Update channels
- for (unsigned int i=0; i < _light_channel.size(); i++) {
- _light_channel[i].target = _light_state && _light_channel[i].state ? _light_channel[i].value : 0;
- //DEBUG_MSG_P("[LIGHT] Channel #%u target value: %u\n", i, _light_channel[i].target);
- }
-
- // Configure color transition
- _light_steps_left = _light_use_transitions ? _light_transition_time / LIGHT_TRANSITION_STEP : 1;
- _light_transition_ticker.attach_ms(LIGHT_TRANSITION_STEP, _lightProviderUpdate);
-
- // Report channels to local broker
- #if BROKER_SUPPORT
- lightBroker();
- #endif
-
- // Report color & brightness to MQTT broker
- #if MQTT_SUPPORT
- if (forward) lightMQTT();
- if (group_forward) lightMQTTGroup();
- #endif
-
- // Report color to WS clients (using current brightness setting)
- #if WEB_SUPPORT
- wsSend(_lightWebSocketOnSend);
- #endif
-
- #if LIGHT_SAVE_ENABLED
- // Delay saving to EEPROM 5 seconds to avoid wearing it out unnecessarily
- if (save) _light_save_ticker.once(LIGHT_SAVE_DELAY, _lightColorSave);
- #endif
-
- };
-
- void lightUpdate(bool save, bool forward) {
- lightUpdate(save, forward, true);
- }
-
- #if LIGHT_SAVE_ENABLED == 0
- void lightSave() {
- _lightColorSave();
- }
- #endif
-
- void lightState(unsigned char i, bool state) {
- _light_channel[i].state = state;
- }
-
- bool lightState(unsigned char i) {
- return _light_channel[i].state;
- }
-
- void lightState(bool state) {
- _light_state = state;
- }
-
- bool lightState() {
- return _light_state;
- }
-
- void lightColor(const char * color, bool rgb) {
- DEBUG_MSG_P(PSTR("[LIGHT] %s: %s\n"), rgb ? "RGB" : "HSV", color);
- if (rgb) {
- _fromRGB(color);
- } else {
- _fromHSV(color);
- }
- }
-
- void lightColor(const char * color) {
- lightColor(color, true);
- }
-
- void lightColor(unsigned long color) {
- _fromLong(color, false);
- }
-
- String lightColor(bool rgb) {
- char str[12];
- if (rgb) {
- _toRGB(str, sizeof(str));
- } else {
- _toHSV(str, sizeof(str));
- }
- return String(str);
- }
-
- String lightColor() {
- return lightColor(true);
- }
-
- unsigned int lightChannel(unsigned char id) {
- if (id <= _light_channel.size()) {
- return _light_channel[id].inputValue;
- }
- return 0;
- }
-
- void lightChannel(unsigned char id, int value) {
- if (id <= _light_channel.size()) {
- _light_channel[id].inputValue = constrain(value, 0, LIGHT_MAX_VALUE);
- }
- }
-
- void lightChannelStep(unsigned char id, int steps) {
- lightChannel(id, lightChannel(id) + steps * LIGHT_STEP);
- }
-
- unsigned int lightBrightness() {
- return _light_brightness;
- }
-
- void lightBrightness(int b) {
- _light_brightness = constrain(b, 0, LIGHT_MAX_BRIGHTNESS);
- }
-
- void lightBrightnessStep(int steps) {
- lightBrightness(_light_brightness + steps * LIGHT_STEP);
- }
-
- unsigned long lightTransitionTime() {
- if (_light_use_transitions) {
- return _light_transition_time;
- } else {
- return 0;
- }
- }
-
- void lightTransitionTime(unsigned long m) {
- if (0 == m) {
- _light_use_transitions = false;
- } else {
- _light_use_transitions = true;
- _light_transition_time = m;
- }
- setSetting("useTransitions", _light_use_transitions);
- setSetting("lightTime", _light_transition_time);
- saveSettings();
- }
-
- // -----------------------------------------------------------------------------
- // SETUP
- // -----------------------------------------------------------------------------
-
- #if WEB_SUPPORT
-
- bool _lightWebSocketOnReceive(const char * key, JsonVariant& value) {
- if (strncmp(key, "light", 5) == 0) return true;
- if (strncmp(key, "use", 3) == 0) return true;
- return false;
- }
-
- void _lightWebSocketOnSend(JsonObject& root) {
- root["colorVisible"] = 1;
- root["mqttGroupColor"] = getSetting("mqttGroupColor");
- root["useColor"] = _light_has_color;
- root["useWhite"] = _light_use_white;
- root["useGamma"] = _light_use_gamma;
- root["useTransitions"] = _light_use_transitions;
- root["lightTime"] = _light_transition_time;
- root["useCSS"] = getSetting("useCSS", LIGHT_USE_CSS).toInt() == 1;
- bool useRGB = getSetting("useRGB", LIGHT_USE_RGB).toInt() == 1;
- root["useRGB"] = useRGB;
- if (_light_has_color) {
- if (_light_use_cct) {
- root["useCCT"] = _light_use_cct;
- root["mireds"] = _light_mireds;
- }
- if (useRGB) {
- root["rgb"] = lightColor(true);
- } else {
- root["hsv"] = lightColor(false);
- }
- }
- JsonArray& channels = root.createNestedArray("channels");
- for (unsigned char id=0; id < _light_channel.size(); id++) {
- channels.add(lightChannel(id));
- }
- root["brightness"] = lightBrightness();
- }
-
- void _lightWebSocketOnAction(uint32_t client_id, const char * action, JsonObject& data) {
-
- if (_light_has_color) {
- if (strcmp(action, "color") == 0) {
- if (data.containsKey("rgb")) {
- lightColor(data["rgb"], true);
- lightUpdate(true, true);
- }
- if (data.containsKey("hsv")) {
- lightColor(data["hsv"], false);
- lightUpdate(true, true);
- }
- }
- if (_light_use_cct) {
- if (strcmp(action, "mireds") == 0) {
- _fromMireds(data["mireds"]);
- lightUpdate(true, true);
- }
- }
- }
-
- if (strcmp(action, "channel") == 0) {
- if (data.containsKey("id") && data.containsKey("value")) {
- lightChannel(data["id"], data["value"]);
- lightUpdate(true, true);
- }
- }
-
- if (strcmp(action, "brightness") == 0) {
- if (data.containsKey("value")) {
- lightBrightness(data["value"]);
- lightUpdate(true, true);
- }
- }
-
- }
-
- #endif
-
- #if API_SUPPORT
-
- void _lightAPISetup() {
-
- if (_light_has_color) {
-
- apiRegister(MQTT_TOPIC_COLOR_RGB,
- [](char * buffer, size_t len) {
- if (getSetting("useCSS", LIGHT_USE_CSS).toInt() == 1) {
- _toRGB(buffer, len, true);
- } else {
- _toLong(buffer, len, true);
- }
- },
- [](const char * payload) {
- lightColor(payload, true);
- lightUpdate(true, true);
- }
- );
-
- apiRegister(MQTT_TOPIC_COLOR_HSV,
- [](char * buffer, size_t len) {
- _toHSV(buffer, len, true);
- },
- [](const char * payload) {
- lightColor(payload, false);
- lightUpdate(true, true);
- }
- );
-
- apiRegister(MQTT_TOPIC_KELVIN,
- [](char * buffer, size_t len) {},
- [](const char * payload) {
- _fromKelvin(atol(payload));
- lightUpdate(true, true);
- }
- );
-
- apiRegister(MQTT_TOPIC_MIRED,
- [](char * buffer, size_t len) {},
- [](const char * payload) {
- _fromMireds(atol(payload));
- lightUpdate(true, true);
- }
- );
-
- }
-
- for (unsigned int id=0; id<_light_channel.size(); id++) {
-
- char key[15];
- snprintf_P(key, sizeof(key), PSTR("%s/%d"), MQTT_TOPIC_CHANNEL, id);
- apiRegister(key,
- [id](char * buffer, size_t len) {
- snprintf_P(buffer, len, PSTR("%d"), _light_channel[id].target);
- },
- [id](const char * payload) {
- lightChannel(id, atoi(payload));
- lightUpdate(true, true);
- }
- );
-
- }
-
- apiRegister(MQTT_TOPIC_TRANSITION,
- [](char * buffer, size_t len) {
- snprintf_P(buffer, len, PSTR("%d"), lightTransitionTime());
- },
- [](const char * payload) {
- lightTransitionTime(atol(payload));
- }
- );
-
- apiRegister(MQTT_TOPIC_BRIGHTNESS,
- [](char * buffer, size_t len) {
- snprintf_P(buffer, len, PSTR("%d"), _light_brightness);
- },
- [](const char * payload) {
- lightBrightness(atoi(payload));
- lightUpdate(true, true);
- }
- );
-
- }
-
- #endif // API_SUPPORT
-
- #if TERMINAL_SUPPORT
-
- void _lightInitCommands() {
-
- settingsRegisterCommand(F("BRIGHTNESS"), [](Embedis* e) {
- if (e->argc > 1) {
- lightBrightness(String(e->argv[1]).toInt());
- lightUpdate(true, true);
- }
- DEBUG_MSG_P(PSTR("Brightness: %d\n"), lightBrightness());
- DEBUG_MSG_P(PSTR("+OK\n"));
- });
-
- settingsRegisterCommand(F("CHANNEL"), [](Embedis* e) {
- if (e->argc < 2) {
- DEBUG_MSG_P(PSTR("-ERROR: Wrong arguments\n"));
- }
- int id = String(e->argv[1]).toInt();
- if (e->argc > 2) {
- int value = String(e->argv[2]).toInt();
- lightChannel(id, value);
- lightUpdate(true, true);
- }
- DEBUG_MSG_P(PSTR("Channel #%d: %d\n"), id, lightChannel(id));
- DEBUG_MSG_P(PSTR("+OK\n"));
- });
-
- settingsRegisterCommand(F("COLOR"), [](Embedis* e) {
- if (e->argc > 1) {
- String color = String(e->argv[1]);
- lightColor(color.c_str());
- lightUpdate(true, true);
- }
- DEBUG_MSG_P(PSTR("Color: %s\n"), lightColor().c_str());
- DEBUG_MSG_P(PSTR("+OK\n"));
- });
-
- settingsRegisterCommand(F("KELVIN"), [](Embedis* e) {
- if (e->argc > 1) {
- String color = String("K") + String(e->argv[1]);
- lightColor(color.c_str());
- lightUpdate(true, true);
- }
- DEBUG_MSG_P(PSTR("Color: %s\n"), lightColor().c_str());
- DEBUG_MSG_P(PSTR("+OK\n"));
- });
-
- settingsRegisterCommand(F("MIRED"), [](Embedis* e) {
- if (e->argc > 1) {
- String color = String("M") + String(e->argv[1]);
- lightColor(color.c_str());
- lightUpdate(true, true);
- }
- DEBUG_MSG_P(PSTR("Color: %s\n"), lightColor().c_str());
- DEBUG_MSG_P(PSTR("+OK\n"));
- });
-
- }
-
- #endif // TERMINAL_SUPPORT
-
- #if LIGHT_PROVIDER == LIGHT_PROVIDER_DIMMER
-
- unsigned long getIOMux(unsigned long gpio) {
- unsigned long muxes[16] = {
- PERIPHS_IO_MUX_GPIO0_U, PERIPHS_IO_MUX_U0TXD_U, PERIPHS_IO_MUX_GPIO2_U, PERIPHS_IO_MUX_U0RXD_U,
- PERIPHS_IO_MUX_GPIO4_U, PERIPHS_IO_MUX_GPIO5_U, PERIPHS_IO_MUX_SD_CLK_U, PERIPHS_IO_MUX_SD_DATA0_U,
- PERIPHS_IO_MUX_SD_DATA1_U, PERIPHS_IO_MUX_SD_DATA2_U, PERIPHS_IO_MUX_SD_DATA3_U, PERIPHS_IO_MUX_SD_CMD_U,
- PERIPHS_IO_MUX_MTDI_U, PERIPHS_IO_MUX_MTCK_U, PERIPHS_IO_MUX_MTMS_U, PERIPHS_IO_MUX_MTDO_U
- };
- return muxes[gpio];
- }
-
- unsigned long getIOFunc(unsigned long gpio) {
- unsigned long funcs[16] = {
- FUNC_GPIO0, FUNC_GPIO1, FUNC_GPIO2, FUNC_GPIO3,
- FUNC_GPIO4, FUNC_GPIO5, FUNC_GPIO6, FUNC_GPIO7,
- FUNC_GPIO8, FUNC_GPIO9, FUNC_GPIO10, FUNC_GPIO11,
- FUNC_GPIO12, FUNC_GPIO13, FUNC_GPIO14, FUNC_GPIO15
- };
- return funcs[gpio];
- }
-
- #endif
-
- void _lightConfigure() {
-
- _light_has_color = getSetting("useColor", LIGHT_USE_COLOR).toInt() == 1;
- if (_light_has_color && (_light_channel.size() < 3)) {
- _light_has_color = false;
- setSetting("useColor", _light_has_color);
- }
-
- _light_use_white = getSetting("useWhite", LIGHT_USE_WHITE).toInt() == 1;
- if (_light_use_white && (_light_channel.size() < 4)) {
- _light_use_white = false;
- setSetting("useWhite", _light_use_white);
- }
-
- _light_use_cct = getSetting("useCCT", LIGHT_USE_CCT).toInt() == 1;
- if (_light_use_cct && ((_light_channel.size() < 5) || !_light_use_white)) {
- _light_use_cct = false;
- setSetting("useCCT", _light_use_cct);
- }
-
- _light_use_gamma = getSetting("useGamma", LIGHT_USE_GAMMA).toInt() == 1;
- _light_use_transitions = getSetting("useTransitions", LIGHT_USE_TRANSITIONS).toInt() == 1;
- _light_transition_time = getSetting("lightTime", LIGHT_TRANSITION_TIME).toInt();
-
- }
-
- void lightSetup() {
-
- #ifdef LIGHT_ENABLE_PIN
- pinMode(LIGHT_ENABLE_PIN, OUTPUT);
- digitalWrite(LIGHT_ENABLE_PIN, HIGH);
- #endif
-
- #if LIGHT_PROVIDER == LIGHT_PROVIDER_MY92XX
-
- _my92xx = new my92xx(MY92XX_MODEL, MY92XX_CHIPS, MY92XX_DI_PIN, MY92XX_DCKI_PIN, MY92XX_COMMAND);
- for (unsigned char i=0; i<LIGHT_CHANNELS; i++) {
- _light_channel.push_back((channel_t) {0, false, true, 0, 0, 0});
- }
-
- #endif
-
- #if LIGHT_PROVIDER == LIGHT_PROVIDER_DIMMER
-
- #ifdef LIGHT_CH1_PIN
- _light_channel.push_back((channel_t) {LIGHT_CH1_PIN, LIGHT_CH1_INVERSE, true, 0, 0, 0});
- #endif
-
- #ifdef LIGHT_CH2_PIN
- _light_channel.push_back((channel_t) {LIGHT_CH2_PIN, LIGHT_CH2_INVERSE, true, 0, 0, 0});
- #endif
-
- #ifdef LIGHT_CH3_PIN
- _light_channel.push_back((channel_t) {LIGHT_CH3_PIN, LIGHT_CH3_INVERSE, true, 0, 0, 0});
- #endif
-
- #ifdef LIGHT_CH4_PIN
- _light_channel.push_back((channel_t) {LIGHT_CH4_PIN, LIGHT_CH4_INVERSE, true, 0, 0, 0});
- #endif
-
- #ifdef LIGHT_CH5_PIN
- _light_channel.push_back((channel_t) {LIGHT_CH5_PIN, LIGHT_CH5_INVERSE, true, 0, 0, 0});
- #endif
-
- uint32 pwm_duty_init[PWM_CHANNEL_NUM_MAX];
- uint32 io_info[PWM_CHANNEL_NUM_MAX][3];
- for (unsigned int i=0; i < _light_channel.size(); i++) {
- pwm_duty_init[i] = 0;
- io_info[i][0] = getIOMux(_light_channel[i].pin);
- io_info[i][1] = getIOFunc(_light_channel[i].pin);
- io_info[i][2] = _light_channel[i].pin;
- pinMode(_light_channel[i].pin, OUTPUT);
- }
- pwm_init(LIGHT_MAX_PWM, pwm_duty_init, PWM_CHANNEL_NUM_MAX, io_info);
- pwm_start();
-
-
- #endif
-
- DEBUG_MSG_P(PSTR("[LIGHT] LIGHT_PROVIDER = %d\n"), LIGHT_PROVIDER);
- DEBUG_MSG_P(PSTR("[LIGHT] Number of channels: %d\n"), _light_channel.size());
-
- _lightConfigure();
- _lightColorRestore();
-
- #if WEB_SUPPORT
- wsOnSendRegister(_lightWebSocketOnSend);
- wsOnActionRegister(_lightWebSocketOnAction);
- wsOnReceiveRegister(_lightWebSocketOnReceive);
- #endif
-
- #if API_SUPPORT
- _lightAPISetup();
- #endif
-
- #if MQTT_SUPPORT
- mqttRegister(_lightMQTTCallback);
- #endif
-
- #if TERMINAL_SUPPORT
- _lightInitCommands();
- #endif
-
- // Main callbacks
- espurnaRegisterReload([]() {
- #if LIGHT_SAVE_ENABLED == 0
- lightSave();
- #endif
- _lightConfigure();
- });
-
- }
-
- #endif // LIGHT_PROVIDER != LIGHT_PROVIDER_NONE
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