Repaint NPB buffer on brightness updates

This commit is contained in:
cschwinne 2023-07-19 13:50:09 +02:00
parent 7dcbb409a9
commit 5b9630cf46
3 changed files with 22 additions and 16 deletions

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@ -1082,6 +1082,11 @@ void WS2812FX::service() {
// last condition ensures all solid segments are updated at the same time // last condition ensures all solid segments are updated at the same time
if (seg.isActive() && (nowUp > seg.next_time || _triggered || (doShow && seg.mode == FX_MODE_STATIC))) if (seg.isActive() && (nowUp > seg.next_time || _triggered || (doShow && seg.mode == FX_MODE_STATIC)))
{ {
if (!doShow) {
// returning bus brightness to its original value is done here, as to not interfere with asyncronous show()
// TODO if it is safe, prefer to restore brightness in show()
busses.setBrightness(_brightness, true); // "repaint" all pixels if brightness has changed
}
doShow = true; doShow = true;
uint16_t delay = FRAMETIME; uint16_t delay = FRAMETIME;
@ -1242,8 +1247,9 @@ void WS2812FX::show(void) {
// See https://github.com/Makuna/NeoPixelBus/wiki/ESP32-NeoMethods#neoesp32rmt-methods // See https://github.com/Makuna/NeoPixelBus/wiki/ESP32-NeoMethods#neoesp32rmt-methods
busses.show(); busses.show();
// return bus brightness to original value // returning bus brightness to its original value is done in the next frame, as to not interfere with asyncronous show()
if (newBri < _brightness) busses.setBrightness(_brightness); // TODO if it is safe, prefer to restore brightness here
//if (newBri < _brightness) busses.setBrightness(_brightness, true);
#ifdef WLED_DEBUG #ifdef WLED_DEBUG
sumMicros += micros() - microsStart; sumMicros += micros() - microsStart;

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@ -101,9 +101,7 @@ BusDigital::BusDigital(BusConfig &bc, uint8_t nr, const ColorOrderMap &com)
: Bus(bc.type, bc.start, bc.autoWhite, bc.count, bc.reversed, (bc.refreshReq || bc.type == TYPE_TM1814)) : Bus(bc.type, bc.start, bc.autoWhite, bc.count, bc.reversed, (bc.refreshReq || bc.type == TYPE_TM1814))
, _skip(bc.skipAmount) //sacrificial pixels , _skip(bc.skipAmount) //sacrificial pixels
, _colorOrder(bc.colorOrder) , _colorOrder(bc.colorOrder)
, _prevBri(255)
, _colorOrderMap(com) , _colorOrderMap(com)
, _dirty(false)
{ {
if (!IS_DIGITAL(bc.type) || !bc.count) return; if (!IS_DIGITAL(bc.type) || !bc.count) return;
if (!pinManager.allocatePin(bc.pins[0], true, PinOwner::BusDigital)) return; if (!pinManager.allocatePin(bc.pins[0], true, PinOwner::BusDigital)) return;
@ -151,8 +149,7 @@ void BusDigital::show() {
PolyBus::setPixelColor(_busPtr, _iType, pix, c, co); PolyBus::setPixelColor(_busPtr, _iType, pix, c, co);
} }
} }
PolyBus::show(_busPtr, _iType, !_buffering); // may be faster if buffer consistency is not important PolyBus::show(_busPtr, _iType, !_buffering); // faster if buffer consistency is not important
_dirty = false;
} }
bool BusDigital::canShow() { bool BusDigital::canShow() {
@ -161,18 +158,24 @@ bool BusDigital::canShow() {
} }
void BusDigital::setBrightness(uint8_t b, bool updateNPBBuffer) { void BusDigital::setBrightness(uint8_t b, bool updateNPBBuffer) {
if (_bri == b) return;
//Fix for turning off onboard LED breaking bus //Fix for turning off onboard LED breaking bus
#ifdef LED_BUILTIN #ifdef LED_BUILTIN
if (_bri == 0 && b > 0) { if (_bri == 0) { // && b > 0, covered by guard if above
if (_pins[0] == LED_BUILTIN || _pins[1] == LED_BUILTIN) reinit(); if (_pins[0] == LED_BUILTIN || _pins[1] == LED_BUILTIN) reinit();
} }
#endif #endif
uint8_t prevBri = _bri;
Bus::setBrightness(b); Bus::setBrightness(b);
PolyBus::setBrightness(_busPtr, _iType, b); PolyBus::setBrightness(_busPtr, _iType, b);
if (!_buffering && updateNPBBuffer) { if (!_buffering && updateNPBBuffer) {
PolyBus::applyPostAdjustments(_busPtr, _iType); uint16_t hwLen = _len;
_dirty = true; if (_type == TYPE_WS2812_1CH_X3) hwLen = NUM_ICS_WS2812_1CH_3X(_len); // only needs a third of "RGB" LEDs for NeoPixelBus
_prevBri = b; for (uint_fast16_t i = 0; i < hwLen; i++) {
// use 0 as color order, actual order does not matter here as we just update the channel values as-is
uint32_t c = restoreColorLossy(PolyBus::getPixelColor(_busPtr, _iType, i, 0),prevBri);
PolyBus::setPixelColor(_busPtr, _iType, i, c, 0);
}
} }
} }
@ -205,7 +208,7 @@ void IRAM_ATTR BusDigital::setPixelColor(uint16_t pix, uint32_t c) {
if (_type == TYPE_WS2812_1CH_X3) { // map to correct IC, each controls 3 LEDs if (_type == TYPE_WS2812_1CH_X3) { // map to correct IC, each controls 3 LEDs
uint16_t pOld = pix; uint16_t pOld = pix;
pix = IC_INDEX_WS2812_1CH_3X(pix); pix = IC_INDEX_WS2812_1CH_3X(pix);
uint32_t cOld = restoreColorLossy(PolyBus::getPixelColor(_busPtr, _iType, pix, co)); uint32_t cOld = restoreColorLossy(PolyBus::getPixelColor(_busPtr, _iType, pix, co),_bri);
switch (pOld % 3) { // change only the single channel (TODO: this can cause loss because of get/set) switch (pOld % 3) { // change only the single channel (TODO: this can cause loss because of get/set)
case 0: c = RGBW32(R(cOld), W(c) , B(cOld), 0); break; case 0: c = RGBW32(R(cOld), W(c) , B(cOld), 0); break;
case 1: c = RGBW32(W(c) , G(cOld), B(cOld), 0); break; case 1: c = RGBW32(W(c) , G(cOld), B(cOld), 0); break;
@ -233,7 +236,7 @@ uint32_t BusDigital::getPixelColor(uint16_t pix) {
if (_reversed) pix = _len - pix -1; if (_reversed) pix = _len - pix -1;
else pix += _skip; else pix += _skip;
uint8_t co = _colorOrderMap.getPixelColorOrder(pix+_start, _colorOrder); uint8_t co = _colorOrderMap.getPixelColorOrder(pix+_start, _colorOrder);
uint32_t c = restoreColorLossy(PolyBus::getPixelColor(_busPtr, _iType, (_type==TYPE_WS2812_1CH_X3) ? IC_INDEX_WS2812_1CH_3X(pix) : pix, co)); uint32_t c = restoreColorLossy(PolyBus::getPixelColor(_busPtr, _iType, (_type==TYPE_WS2812_1CH_X3) ? IC_INDEX_WS2812_1CH_3X(pix) : pix, co),_bri);
if (_type == TYPE_WS2812_1CH_X3) { // map to correct IC, each controls 3 LEDs if (_type == TYPE_WS2812_1CH_X3) { // map to correct IC, each controls 3 LEDs
uint8_t r = R(c); uint8_t r = R(c);
uint8_t g = _reversed ? B(c) : G(c); // should G and B be switched if _reversed? uint8_t g = _reversed ? B(c) : G(c); // should G and B be switched if _reversed?

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@ -219,15 +219,12 @@ class BusDigital : public Bus {
uint8_t _colorOrder; uint8_t _colorOrder;
uint8_t _pins[2]; uint8_t _pins[2];
uint8_t _iType; uint8_t _iType;
uint8_t _prevBri;
uint16_t _frequencykHz; uint16_t _frequencykHz;
void * _busPtr; void * _busPtr;
const ColorOrderMap &_colorOrderMap; const ColorOrderMap &_colorOrderMap;
bool _buffering; // temporary until we figure out why comparison "_data != nullptr" causes severe FPS drop bool _buffering; // temporary until we figure out why comparison "_data != nullptr" causes severe FPS drop
bool _dirty;
inline uint32_t restoreColorLossy(uint32_t c) { inline uint32_t restoreColorLossy(uint32_t c, uint8_t restoreBri) {
uint8_t restoreBri = _dirty ? _prevBri : _bri;
if (restoreBri < 255) { if (restoreBri < 255) {
uint8_t* chan = (uint8_t*) &c; uint8_t* chan = (uint8_t*) &c;
for (uint_fast8_t i=0; i<4; i++) { for (uint_fast8_t i=0; i<4; i++) {