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WLED/wled00/bus_manager.h

345 wiersze
11 KiB
C++
Czysty Wina Historia

#ifndef BusManager_h
#define BusManager_h
/*
* Class for addressing various light types
*/
#include "const.h"
#define GET_BIT(var,bit) (((var)>>(bit))&0x01)
#define SET_BIT(var,bit) ((var)|=(uint16_t)(0x0001<<(bit)))
#define UNSET_BIT(var,bit) ((var)&=(~(uint16_t)(0x0001<<(bit))))
#define NUM_ICS_WS2812_1CH_3X(len) (((len)+2)/3) // 1 WS2811 IC controls 3 zones (each zone has 1 LED, W)
#define IC_INDEX_WS2812_1CH_3X(i) ((i)/3)
#define NUM_ICS_WS2812_2CH_3X(len) (((len)+1)*2/3) // 2 WS2811 ICs control 3 zones (each zone has 2 LEDs, CW and WW)
#define IC_INDEX_WS2812_2CH_3X(i) ((i)*2/3)
#define WS2812_2CH_3X_SPANS_2_ICS(i) ((i)&0x01) // every other LED zone is on two different ICs
// flag for using double buffering in BusDigital
extern bool useGlobalLedBuffer;
//temporary struct for passing bus configuration to bus
struct BusConfig {
uint8_t type;
uint16_t count;
uint16_t start;
uint8_t colorOrder;
bool reversed;
uint8_t skipAmount;
bool refreshReq;
uint8_t autoWhite;
uint8_t pins[5] = {LEDPIN, 255, 255, 255, 255};
uint16_t frequency;
bool doubleBuffer;
BusConfig(uint8_t busType, uint8_t* ppins, uint16_t pstart, uint16_t len = 1, uint8_t pcolorOrder = COL_ORDER_GRB, bool rev = false, uint8_t skip = 0, byte aw=RGBW_MODE_MANUAL_ONLY, uint16_t clock_kHz=0U, bool dblBfr=false)
: count(len)
, start(pstart)
, colorOrder(pcolorOrder)
, reversed(rev)
, skipAmount(skip)
, autoWhite(aw)
, frequency(clock_kHz)
, doubleBuffer(dblBfr)
{
refreshReq = (bool) GET_BIT(busType,7);
type = busType & 0x7F; // bit 7 may be/is hacked to include refresh info (1=refresh in off state, 0=no refresh)
size_t nPins = 1;
if (type >= TYPE_NET_DDP_RGB && type < 96) nPins = 4; //virtual network bus. 4 "pins" store IP address
else if (type > 47) nPins = 2;
else if (type > 40 && type < 46) nPins = NUM_PWM_PINS(type);
for (size_t i = 0; i < nPins; i++) pins[i] = ppins[i];
}
//validates start and length and extends total if needed
bool adjustBounds(uint16_t& total) {
if (!count) count = 1;
if (count > MAX_LEDS_PER_BUS) count = MAX_LEDS_PER_BUS;
if (start >= MAX_LEDS) return false;
//limit length of strip if it would exceed total permissible LEDs
if (start + count > MAX_LEDS) count = MAX_LEDS - start;
//extend total count accordingly
if (start + count > total) total = start + count;
return true;
}
};
// Defines an LED Strip and its color ordering.
struct ColorOrderMapEntry {
uint16_t start;
uint16_t len;
uint8_t colorOrder;
};
struct ColorOrderMap {
void add(uint16_t start, uint16_t len, uint8_t colorOrder);
uint8_t count() const { return _count; }
void reset() {
_count = 0;
memset(_mappings, 0, sizeof(_mappings));
}
const ColorOrderMapEntry* get(uint8_t n) const {
if (n > _count) {
return nullptr;
}
return &(_mappings[n]);
}
uint8_t getPixelColorOrder(uint16_t pix, uint8_t defaultColorOrder) const;
private:
uint8_t _count;
ColorOrderMapEntry _mappings[WLED_MAX_COLOR_ORDER_MAPPINGS];
};
//parent class of BusDigital, BusPwm, and BusNetwork
class Bus {
public:
Bus(uint8_t type, uint16_t start, uint8_t aw, uint16_t len = 1, bool reversed = false, bool refresh = false)
: _type(type)
, _bri(255)
, _start(start)
, _len(len)
, _reversed(reversed)
, _valid(false)
, _needsRefresh(refresh)
, _data(nullptr) // keep data access consistent across all types of buses
{
_autoWhiteMode = Bus::hasWhite(type) ? aw : RGBW_MODE_MANUAL_ONLY;
};
virtual ~Bus() {} //throw the bus under the bus
virtual void show() = 0;
virtual bool canShow() { return true; }
virtual void setStatusPixel(uint32_t c) {}
virtual void setPixelColor(uint16_t pix, uint32_t c) = 0;
virtual uint32_t getPixelColor(uint16_t pix) { return 0; }
virtual void setBrightness(uint8_t b) { _bri = b; };
virtual void cleanup() = 0;
virtual uint8_t getPins(uint8_t* pinArray) { return 0; }
virtual uint16_t getLength() { return _len; }
virtual void setColorOrder() {}
virtual uint8_t getColorOrder() { return COL_ORDER_RGB; }
virtual uint8_t skippedLeds() { return 0; }
virtual uint16_t getFrequency() { return 0U; }
inline void setReversed(bool reversed) { _reversed = reversed; }
inline uint16_t getStart() { return _start; }
inline void setStart(uint16_t start) { _start = start; }
inline uint8_t getType() { return _type; }
inline bool isOk() { return _valid; }
inline bool isReversed() { return _reversed; }
inline bool isOffRefreshRequired() { return _needsRefresh; }
bool containsPixel(uint16_t pix) { return pix >= _start && pix < _start+_len; }
virtual bool hasRGB(void) { return Bus::hasRGB(_type); }
static bool hasRGB(uint8_t type) {
if ((type >= TYPE_WS2812_1CH && type <= TYPE_WS2812_WWA) || type == TYPE_ANALOG_1CH || type == TYPE_ANALOG_2CH || type == TYPE_ONOFF) return false;
return true;
}
virtual bool hasWhite(void) { return Bus::hasWhite(_type); }
static bool hasWhite(uint8_t type) {
if ((type >= TYPE_WS2812_1CH && type <= TYPE_WS2812_WWA) || type == TYPE_SK6812_RGBW || type == TYPE_TM1814 || type == TYPE_UCS8904) return true; // digital types with white channel
if (type > TYPE_ONOFF && type <= TYPE_ANALOG_5CH && type != TYPE_ANALOG_3CH) return true; // analog types with white channel
if (type == TYPE_NET_DDP_RGBW) return true; // network types with white channel
return false;
}
virtual bool hasCCT(void) { return Bus::hasCCT(_type); }
static bool hasCCT(uint8_t type) {
if (type == TYPE_WS2812_2CH_X3 || type == TYPE_WS2812_WWA ||
type == TYPE_ANALOG_2CH || type == TYPE_ANALOG_5CH) return true;
return false;
}
static void setCCT(uint16_t cct) {
_cct = cct;
}
static void setCCTBlend(uint8_t b) {
if (b > 100) b = 100;
_cctBlend = (b * 127) / 100;
//compile-time limiter for hardware that can't power both white channels at max
#ifdef WLED_MAX_CCT_BLEND
if (_cctBlend > WLED_MAX_CCT_BLEND) _cctBlend = WLED_MAX_CCT_BLEND;
#endif
}
inline void setAutoWhiteMode(uint8_t m) { if (m < 5) _autoWhiteMode = m; }
inline uint8_t getAutoWhiteMode() { return _autoWhiteMode; }
inline static void setGlobalAWMode(uint8_t m) { if (m < 5) _gAWM = m; else _gAWM = AW_GLOBAL_DISABLED; }
inline static uint8_t getGlobalAWMode() { return _gAWM; }
protected:
uint8_t _type;
uint8_t _bri;
uint16_t _start;
uint16_t _len;
bool _reversed;
bool _valid;
bool _needsRefresh;
uint8_t _autoWhiteMode;
uint8_t *_data;
static uint8_t _gAWM;
static int16_t _cct;
static uint8_t _cctBlend;
uint32_t autoWhiteCalc(uint32_t c);
uint8_t *allocData(size_t size = 1);
void freeData() { if (_data != nullptr) free(_data); _data = nullptr; }
};
class BusDigital : public Bus {
public:
BusDigital(BusConfig &bc, uint8_t nr, const ColorOrderMap &com);
~BusDigital() { cleanup(); }
void show();
bool canShow();
void setBrightness(uint8_t b);
void setStatusPixel(uint32_t c);
void setPixelColor(uint16_t pix, uint32_t c);
void setColorOrder(uint8_t colorOrder);
uint32_t getPixelColor(uint16_t pix);
uint8_t getColorOrder() { return _colorOrder; }
uint8_t getPins(uint8_t* pinArray);
uint8_t skippedLeds() { return _skip; }
uint16_t getFrequency() { return _frequencykHz; }
void reinit();
void cleanup();
private:
uint8_t _skip;
uint8_t _colorOrder;
uint8_t _pins[2];
uint8_t _iType;
uint16_t _frequencykHz;
void * _busPtr;
const ColorOrderMap &_colorOrderMap;
bool _buffering; // temporary until we figure out why comparison "_data != nullptr" causes severe FPS drop
inline uint32_t restoreColorLossy(uint32_t c, uint8_t restoreBri) {
if (restoreBri < 255) {
uint8_t* chan = (uint8_t*) &c;
for (uint_fast8_t i=0; i<4; i++) {
uint_fast16_t val = chan[i];
chan[i] = ((val << 8) + restoreBri) / (restoreBri + 1); //adding _bri slightly improves recovery / stops degradation on re-scale
}
}
return c;
}
};
class BusPwm : public Bus {
public:
BusPwm(BusConfig &bc);
~BusPwm() { cleanup(); }
void setPixelColor(uint16_t pix, uint32_t c);
uint32_t getPixelColor(uint16_t pix); //does no index check
uint8_t getPins(uint8_t* pinArray);
uint16_t getFrequency() { return _frequency; }
void show();
void cleanup() { deallocatePins(); }
private:
uint8_t _pins[5];
uint8_t _pwmdata[5];
#ifdef ARDUINO_ARCH_ESP32
uint8_t _ledcStart;
#endif
uint16_t _frequency;
void deallocatePins();
};
class BusOnOff : public Bus {
public:
BusOnOff(BusConfig &bc);
~BusOnOff() { cleanup(); }
void setPixelColor(uint16_t pix, uint32_t c);
uint32_t getPixelColor(uint16_t pix);
uint8_t getPins(uint8_t* pinArray);
void show();
void cleanup() { pinManager.deallocatePin(_pin, PinOwner::BusOnOff); }
private:
uint8_t _pin;
uint8_t _onoffdata;
};
class BusNetwork : public Bus {
public:
BusNetwork(BusConfig &bc);
~BusNetwork() { cleanup(); }
bool hasRGB() { return true; }
bool hasWhite() { return _rgbw; }
bool canShow() { return !_broadcastLock; } // this should be a return value from UDP routine if it is still sending data out
void setPixelColor(uint16_t pix, uint32_t c);
uint32_t getPixelColor(uint16_t pix);
uint8_t getPins(uint8_t* pinArray);
void show();
void cleanup();
private:
IPAddress _client;
uint8_t _UDPtype;
uint8_t _UDPchannels;
bool _rgbw;
bool _broadcastLock;
};
class BusManager {
public:
BusManager() : numBusses(0) {};
//utility to get the approx. memory usage of a given BusConfig
static uint32_t memUsage(BusConfig &bc);
int add(BusConfig &bc);
//do not call this method from system context (network callback)
void removeAll();
void show();
bool canAllShow();
void setStatusPixel(uint32_t c);
void setPixelColor(uint16_t pix, uint32_t c);
void setBrightness(uint8_t b);
void setSegmentCCT(int16_t cct, bool allowWBCorrection = false);
uint32_t getPixelColor(uint16_t pix);
Bus* getBus(uint8_t busNr);
//semi-duplicate of strip.getLengthTotal() (though that just returns strip._length, calculated in finalizeInit())
uint16_t getTotalLength();
inline uint8_t getNumBusses() const { return numBusses; }
inline void updateColorOrderMap(const ColorOrderMap &com) { memcpy(&colorOrderMap, &com, sizeof(ColorOrderMap)); }
inline const ColorOrderMap& getColorOrderMap() const { return colorOrderMap; }
private:
uint8_t numBusses;
Bus* busses[WLED_MAX_BUSSES+WLED_MIN_VIRTUAL_BUSSES];
ColorOrderMap colorOrderMap;
inline uint8_t getNumVirtualBusses() {
int j = 0;
for (int i=0; i<numBusses; i++) if (busses[i]->getType() >= TYPE_NET_DDP_RGB && busses[i]->getType() < 96) j++;
return j;
}
};
#endif
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