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Merge pull request #176 from MoonModules/showtime

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Improved framerate control code - strip.show(), strip.service()
This commit is contained in:
Frank
2024-11-04 14:44:37 +01:00
committed by GitHub
parent 39bf245d1e 68c4b830a6
commit ebeff6590a
3 changed files with 43 additions and 29 deletions
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22
wled00/FX.h
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@@ -43,20 +43,24 @@ bool strip_uses_global_leds(void) __attribute__((pure)); // WLEDMM implemented
#endif
/* Not used in all effects yet */
#define FPS_UNLIMITED 250
#define FPS_UNLIMITED_AC 0 // WLEDMM upstream uses "0 fps" for unlimited. We support both ways
#if defined(ARDUINO_ARCH_ESP32) && defined(WLEDMM_FASTPATH) // WLEDMM go faster on ESP32
#define WLED_FPS 120
#define FRAMETIME_FIXED (strip.getFrameTime() < 10 ? 12 : 24)
#define WLED_FPS_SLOW 60
#define FRAMETIME_FIXED_SLOW (15) // = 66 FPS => 1000/66
//#define FRAMETIME _frametime
#define FRAMETIME strip.getFrameTime()
#define MIN_SHOW_DELAY (max(2, (_frametime*5)/8)) // WLEDMM support higher framerates (up to 250fps) -- 5/8 = 62%
#define WLED_FPS 120
#define WLED_FPS_SLOW 60
#define FRAMETIME_FIXED 24 // used in Blurz, Freqmap, Scrolling text
//#define FRAMETIME_FIXED (strip.getFrameTime() < 10 ? 12 : 24)
#define FRAMETIME_FIXED_SLOW (15) // = 66 FPS => 1000/66 // used in Solid, Colortwinkles, Candle
#else
#define WLED_FPS 42
#define FRAMETIME_FIXED (1000/WLED_FPS)
#define WLED_FPS_SLOW 42
#define WLED_FPS_SLOW 42
#define FRAMETIME_FIXED_SLOW (1000/WLED_FPS_SLOW)
//#define FRAMETIME _frametime
#define FRAMETIME strip.getFrameTime()
//#define MIN_SHOW_DELAY (_frametime < 16 ? 8 : 15) // Upstream legacy
#define MIN_SHOW_DELAY (_frametime < 16 ? (_frametime <8? (_frametime <7? (_frametime <6 ? 2 :3) :4) : 8) : 15) // WLEDMM support higher framerates (up to 250fps)
#endif
/* each segment uses 52 bytes of SRAM memory, so if you're application fails because of
@@ -82,8 +86,6 @@ bool strip_uses_global_leds(void) __attribute__((pure)); // WLEDMM implemented
assuming each segment uses the same amount of data. 256 for ESP8266, 640 for ESP32. */
#define FAIR_DATA_PER_SEG (MAX_SEGMENT_DATA / strip.getMaxSegments())
#define MIN_SHOW_DELAY (_frametime < 16 ? (_frametime <8? (_frametime <7? (_frametime <6 ? 2 :3) :4) : 8) : 15) // WLEDMM support higher framerates (up to 250fps)
#define NUM_COLORS 3 /* number of colors per segment */
#define SEGMENT strip._segments[strip.getCurrSegmentId()]
#define SEGENV strip._segments[strip.getCurrSegmentId()]
@@ -852,6 +854,7 @@ class WS2812FX { // 96 bytes
customMappingTableSize(0), //WLEDMM
customMappingSize(0),
_lastShow(0),
_lastServiceShow(0),
_segment_index(0),
_mainSegment(0)
{
@@ -1097,6 +1100,7 @@ class WS2812FX { // 96 bytes
uint16_t customMappingSize;
/*uint32_t*/ unsigned long _lastShow; // WLEDMM avoid losing precision
unsigned long _lastServiceShow; // WLEDMM last call of strip.show (timestamp)
uint8_t _segment_index;
uint8_t _mainSegment;

44
wled00/FX_fcn.cpp
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@@ -1873,13 +1873,19 @@ void WS2812FX::service() {
if (OTAisRunning) return; // WLEDMM avoid flickering during OTA
now = nowUp + timebase;
#if defined(ARDUINO_ARCH_ESP32) && defined(WLEDMM_FASTPATH)
if ((_frametime > 2) && (_frametime < 32) && (nowUp - _lastShow) < (_frametime/2)) return; // WLEDMM experimental - stabilizes frametimes but increases CPU load
else if (nowUp - _lastShow < MIN_SHOW_DELAY) return; // WLEDMM fallback
#else
if (nowUp - _lastShow < MIN_SHOW_DELAY) return;
unsigned long elapsed = nowUp - _lastServiceShow;
#if defined(ARDUINO_ARCH_ESP32) && defined(WLEDMM_FASTPATH) // WLEDMM go faster on ESP32
//if (_suspend) return;
if (elapsed < 2) return; // keep wifi alive
if ( !_triggered && (_targetFps != FPS_UNLIMITED) && (_targetFps != FPS_UNLIMITED_AC)) {
if (elapsed < MIN_SHOW_DELAY) return; // WLEDMM too early for service
}
#else // legacy
if (nowUp - _lastShow < MIN_SHOW_DELAY) return;
#endif
bool doShow = false;
unsigned speedLimit = (_targetFps != FPS_UNLIMITED) && (_targetFps != FPS_UNLIMITED_AC) ? (0.85f * FRAMETIME) : 1; // WLEDMM minimum for effect frametime
_isServicing = true;
_segment_index = 0;
@@ -1914,6 +1920,8 @@ void WS2812FX::service() {
// actual code may be a bit more involved as effects have runtime data including allocated memory
//if (seg.transitional && seg._modeP) (*_mode[seg._modeP])(progress());
frameDelay = (*_mode[seg.currentMode(seg.mode)])();
if (frameDelay < speedLimit) frameDelay = FRAMETIME; // WLEDMM limit effects that want to go faster than target FPS
if (seg.mode != FX_MODE_HALLOWEEN_EYES) seg.call++;
if (seg.transitional && frameDelay > FRAMETIME) frameDelay = FRAMETIME; // force faster updates during transition
@@ -1929,6 +1937,7 @@ void WS2812FX::service() {
if(doShow) {
yield();
show();
_lastServiceShow = nowUp; // WLEDMM use correct timestamp
}
_triggered = false;
_isServicing = false;
@@ -2052,26 +2061,24 @@ void WS2812FX::show(void) {
estimateCurrentAndLimitBri();
#if defined(ARDUINO_ARCH_ESP32) && defined(WLEDMM_FASTPATH)
unsigned long b4show = millis(); // WLEDMM the time before calling "show"
unsigned long showNow = millis(); // include time needed for busses.show()
#ifdef ARDUINO_ARCH_ESP32 // WLEDMM more accurate FPS measurement for ESP32
uint64_t now500 = esp_timer_get_time() / 2; // native timer; micros /2 -> millis * 500
#endif
// some buses send asynchronously and this method will return before
// all of the data has been sent.
// See https://github.com/Makuna/NeoPixelBus/wiki/ESP32-NeoMethods#neoesp32rmt-methods
busses.show();
unsigned long now = millis();
unsigned long diff = now - _lastShow;
unsigned long diff = showNow - _lastShow;
uint16_t fpsCurr = 200;
if (diff > 0) fpsCurr = 1000 / diff;
_cumulativeFps = (3 * _cumulativeFps + fpsCurr +2) >> 2; // "+2" for proper rounding (2/4 = 0.5)
#if defined(ARDUINO_ARCH_ESP32) && defined(WLEDMM_FASTPATH)
_lastShow = b4show; // WLEDMM this is more accurate, however it also increases CPU load - strip.service will run more frequently
#else
_lastShow = now;
#endif
_lastShow = showNow;
_lastServiceShow = showNow;
#ifdef ARDUINO_ARCH_ESP32 // WLEDMM more accurate FPS measurement for ESP32
uint64_t now500 = esp_timer_get_time() / 2; // native timer; micros /2 -> millis * 500
int64_t diff500 = now500 - _lastShow500;
if ((diff500 > 300) && (diff500 < 800000)) { // exclude stupid values (timer rollover, major hickups)
float fpcCurr500 = 500000.0f / float(diff500);
@@ -2104,9 +2111,10 @@ uint16_t WS2812FX::getFps() const {
}
void WS2812FX::setTargetFps(uint8_t fps) {
if (fps > 0 && fps <= 251) _targetFps = fps; // WLEDMM allow higher framerates
_frametime = 1000 / _targetFps;
if (_frametime < 1) _frametime = 1; // WLEDMM better safe than sorry
if (fps <= 251) _targetFps = fps; // WLEDMM allow higher framerates
if (fps > 0) _frametime = 1000 / _targetFps;
else _frametime = 2; // AC WLED compatibility
if (fps >= FPS_UNLIMITED) _frametime = 2; // WLEDMM unlimited mode
}
void WS2812FX::setMode(uint8_t segid, uint8_t m) {

6
wled00/data/settings_leds.htm
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@@ -166,7 +166,8 @@
gId('ampwarning').style.display = (d.Sf.MA.value > 7200) ? 'inline':'none';
gId('fpswarning').style.display = (d.Sf.FR.value > 69) ? 'block':'none'; // WLEDMM
gId('fpsNone').style.display = ((d.Sf.FR.value == 0) || (d.Sf.FR.value > 249))? 'block':'none'; // WLEDMM
gId('fpswarning').style.display = (d.Sf.FR.value > 69) || (d.Sf.FR.value == 0) ? 'block':'none'; // WLEDMM
gId('fpshelp1').style.display = ((d.Sf.FR.value > 80) && (d.Sf.FR.value < 132)) ? 'block':'none'; // WLEDMM
gId('fpshelp2').style.display = ((d.Sf.FR.value > 132) && (d.Sf.FR.value < 196)) ? 'block':'none'; // WLEDMM
gId('fpshelp3').style.display = (d.Sf.FR.value > 196) ? 'block':'none'; // WLEDMM
@@ -732,7 +733,8 @@ Length: <input type="number" name="XC${i}" id="xc${i}" class="l" min="1" max="65
<option value="2">Linear (never wrap)</option>
<option value="3">None (not recommended)</option>
</select><br>
Target refresh rate: <input type="number" class="s" min="1" max="250" name="FR" oninput="UI()" required> FPS
Target refresh rate: <input type="number" class="s" min="0" max="250" name="FR" oninput="UI()" required> FPS
<div id="fpsNone" style="color:green; display: none;"><b>unlimited FPS mode.</b><br></div>
<div id="fpswarning" style="color:GoldenRod; display: none;">
&#9888; WLED may become unstable above 70 fps.<br>
To protect your setup,