WLED/wled00/remote.cpp

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#include "wled.h"
#ifndef WLED_DISABLE_ESPNOW
#define NIGHT_MODE_DEACTIVATED -1
#define NIGHT_MODE_BRIGHTNESS 5
#define WIZMOTE_BUTTON_ON 1
#define WIZMOTE_BUTTON_OFF 2
#define WIZMOTE_BUTTON_NIGHT 3
#define WIZMOTE_BUTTON_ONE 16
#define WIZMOTE_BUTTON_TWO 17
#define WIZMOTE_BUTTON_THREE 18
#define WIZMOTE_BUTTON_FOUR 19
#define WIZMOTE_BUTTON_BRIGHT_UP 9
#define WIZMOTE_BUTTON_BRIGHT_DOWN 8
// This is kind of an esoteric strucure because it's pulled from the "Wizmote"
// product spec. That remote is used as the baseline for behavior and availability
// since it's broadly commercially available and works out of the box as a drop-in
typedef struct WizMoteMessageStructure {
uint8_t program; // 0x91 for ON button, 0x81 for all others
uint8_t seq[4]; // Incremetal sequence number 32 bit unsigned integer LSB first
uint8_t byte5 = 32; // Unknown
uint8_t button; // Identifies which button is being pressed
uint8_t byte8 = 1; // Unknown, but always 0x01
uint8_t byte9 = 100; // Unnkown, but always 0x64
uint8_t byte10; // Unknown, maybe checksum
uint8_t byte11; // Unknown, maybe checksum
uint8_t byte12; // Unknown, maybe checksum
uint8_t byte13; // Unknown, maybe checksum
} message_structure_t;
static uint32_t last_seq = UINT32_MAX;
static int brightnessBeforeNightMode = NIGHT_MODE_DEACTIVATED;
// Pulled from the IR Remote logic but reduced to 10 steps with a constant of 3
static const byte brightnessSteps[] = {
6, 9, 14, 22, 33, 50, 75, 113, 170, 255
};
static const size_t numBrightnessSteps = sizeof(brightnessSteps) / sizeof(uint8_t);
static bool nightModeActive() {
return brightnessBeforeNightMode != NIGHT_MODE_DEACTIVATED;
}
static void activateNightMode() {
brightnessBeforeNightMode = bri;
bri = NIGHT_MODE_BRIGHTNESS;
}
static bool resetNightMode() {
if (!nightModeActive()) {
return false;
}
bri = brightnessBeforeNightMode;
brightnessBeforeNightMode = NIGHT_MODE_DEACTIVATED;
return true;
}
// increment `bri` to the next `brightnessSteps` value
static void brightnessUp() {
if (nightModeActive()) { return; }
// dumb incremental search is efficient enough for so few items
for (uint8_t index = 0; index < numBrightnessSteps; ++index) {
if (brightnessSteps[index] > bri) {
bri = brightnessSteps[index];
break;
}
}
}
// decrement `bri` to the next `brightnessSteps` value
static void brightnessDown() {
if (nightModeActive()) { return; }
// dumb incremental search is efficient enough for so few items
for (int index = numBrightnessSteps - 1; index >= 0; --index) {
if (brightnessSteps[index] < bri) {
bri = brightnessSteps[index];
break;
}
}
}
static void setOn() {
if (resetNightMode()) {
stateUpdated(CALL_MODE_BUTTON);
}
if (!bri) {
toggleOnOff();
}
}
static void setOff() {
if (resetNightMode()) {
stateUpdated(CALL_MODE_BUTTON);
}
if (bri) {
toggleOnOff();
}
}
inline void presetWithFallback(uint8_t presetID, uint8_t effectID, uint8_t paletteID) {
applyPresetWithFallback(presetID, CALL_MODE_BUTTON_PRESET, effectID, paletteID);
}
// Callback function that will be executed when data is received
void handleRemote(uint8_t *incomingData, size_t len) {
message_structure_t *incoming = reinterpret_cast<message_structure_t *>(incomingData);
if (strcmp(last_signal_src, linked_remote) != 0) {
DEBUG_PRINT(F("ESP Now Message Received from Unlinked Sender: "));
DEBUG_PRINTLN(last_signal_src);
return;
}
if (len != sizeof(message_structure_t)) {
DEBUG_PRINT(F("Unknown incoming ESP Now message received of length "));
DEBUG_PRINTLN(len);
return;
}
uint32_t cur_seq = incoming->seq[0] | (incoming->seq[1] << 8) | (incoming->seq[2] << 16) | (incoming->seq[3] << 24);
if (cur_seq == last_seq) {
return;
}
DEBUG_PRINT(F("Incoming ESP Now Packet["));
DEBUG_PRINT(cur_seq);
DEBUG_PRINT(F("] from sender["));
DEBUG_PRINT(last_signal_src);
DEBUG_PRINT(F("] button: "));
DEBUG_PRINTLN(incoming->button);
switch (incoming->button) {
case WIZMOTE_BUTTON_ON : setOn(); stateUpdated(CALL_MODE_BUTTON); break;
case WIZMOTE_BUTTON_OFF : setOff(); stateUpdated(CALL_MODE_BUTTON); break;
case WIZMOTE_BUTTON_ONE : presetWithFallback(1, FX_MODE_STATIC, 0); resetNightMode(); break;
case WIZMOTE_BUTTON_TWO : presetWithFallback(2, FX_MODE_BREATH, 0); resetNightMode(); break;
case WIZMOTE_BUTTON_THREE : presetWithFallback(3, FX_MODE_FIRE_FLICKER, 0); resetNightMode(); break;
case WIZMOTE_BUTTON_FOUR : presetWithFallback(4, FX_MODE_RAINBOW, 0); resetNightMode(); break;
case WIZMOTE_BUTTON_NIGHT : activateNightMode(); stateUpdated(CALL_MODE_BUTTON); break;
case WIZMOTE_BUTTON_BRIGHT_UP : brightnessUp(); stateUpdated(CALL_MODE_BUTTON); break;
case WIZMOTE_BUTTON_BRIGHT_DOWN : brightnessDown(); stateUpdated(CALL_MODE_BUTTON); break;
default: break;
}
last_seq = cur_seq;
}
#else
void handleRemote(uint8_t *incomingData, size_t len) {}
#endif