WLED/wled00/wled19_ir.ino
2018-11-18 00:31:45 +01:00

127 lines
3.8 KiB
C++

/*
* Infrared sensor support for generic 24 key RGB remote
*/
IRrecv* irrecv;
//change pin in NpbWrapper.h
decode_results results;
unsigned long irCheckedTime = 0;
uint32_t lastValidCode = 0;
uint16_t irTimesRepeated = 0;
//relatively change brightness, minumum A=5
void relativeChange(byte* property, int8_t amount, byte lowerBoundary =0)
{
int16_t new_val = (int16_t) *property + amount;
if (new_val > 0xFF) new_val = 0xFF;
else if (new_val < lowerBoundary) new_val = lowerBoundary;
*property = new_val;
}
void decodeIr(uint32_t code)
{
if (code == 0xFFFFFFFF) //repeated code, continue brightness up/down
{
irTimesRepeated++;
if (lastValidCode == IR24_BRIGHTER)
{
relativeChange(&bri, 10); return;
}
else if (lastValidCode == IR24_DARKER)
{
relativeChange(&bri, -10, 5); return;
}
else if (lastValidCode == IR24_ON && irTimesRepeated > 7)
{
nightlightActive = true;
nightlightStartTime = millis();
}
return;
}
lastValidCode = 0; irTimesRepeated = 0;
if (code > 0xFFFFFF) return; //invalid code
else if (code > 0xFF0000) decodeIR44(code); //is in 44-key remote range
else if (code > 0xF70000 && code < 0xF80000) decodeIR24(code); //is in 24-key remote range
//code <= 0xF70000 also invalid
}
void decodeIR24(uint32_t code)
{
switch (code) {
case IR24_BRIGHTER : relativeChange(&bri, 10); break;
case IR24_DARKER : relativeChange(&bri, -10, 5); break;
case IR24_OFF : briLast = bri; bri = 0; break;
case IR24_ON : bri = briLast; break;
case IR24_RED : colorFromUint32(COLOR_RED); break;
case IR24_REDDISH : colorFromUint32(COLOR_REDDISH); break;
case IR24_ORANGE : colorFromUint32(COLOR_ORANGE); break;
case IR24_YELLOWISH : colorFromUint32(COLOR_YELLOWISH); break;
case IR24_YELLOW : colorFromUint32(COLOR_YELLOW); break;
case IR24_GREEN : colorFromUint32(COLOR_GREEN); break;
case IR24_GREENISH : colorFromUint32(COLOR_GREENISH); break;
case IR24_TURQUOISE : colorFromUint32(COLOR_TURQUOISE); break;
case IR24_CYAN : colorFromUint32(COLOR_CYAN); break;
case IR24_AQUA : colorFromUint32(COLOR_AQUA); break;
case IR24_BLUE : colorFromUint32(COLOR_BLUE); break;
case IR24_DEEPBLUE : colorFromUint32(COLOR_DEEPBLUE); break;
case IR24_PURPLE : colorFromUint32(COLOR_PURPLE); break;
case IR24_MAGENTA : colorFromUint32(COLOR_MAGENTA); break;
case IR24_PINK : colorFromUint32(COLOR_PINK); break;
case IR24_WHITE : colorFromUint32(COLOR_WHITE); effectCurrent = 0; break;
case IR24_FLASH : if (!applyPreset(1)) effectCurrent = FX_MODE_COLORTWINKLE; break;
case IR24_STROBE : if (!applyPreset(2)) effectCurrent = FX_MODE_RAINBOW_CYCLE; break;
case IR24_FADE : if (!applyPreset(3)) effectCurrent = FX_MODE_BREATH; break;
case IR24_SMOOTH : if (!applyPreset(4)) effectCurrent = FX_MODE_RAINBOW; break;
default: return;
}
lastValidCode = code;
colorUpdated(2); //for notifier, IR is considered a button input
}
void decodeIR44(uint32_t code)
{
//not implemented for now
}
void initIR()
{
if (irEnabled)
{
irrecv = new IRrecv(IR_PIN);
irrecv->enableIRIn();
}
//irrecv.disableIRIn();
}
void handleIR()
{
if (irEnabled && millis() - irCheckedTime > 120)
{
irCheckedTime = millis();
if (irEnabled)
{
if (irrecv == NULL)
{
initIR(); return;
}
if (irrecv->decode(&results))
{
DEBUG_PRINTLN("IR recv");
#ifdef DEBUG
Serial.println((uint32_t)results.value, HEX);
#endif
decodeIr(results.value);
irrecv->resume();
}
} else if (irrecv != NULL)
{
delete irrecv; irrecv = NULL;
}
}
}