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