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minor code cleanup

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* removed dead code
* prevent promotion to double
* made constants constexpr
* made some methods const
* fixed a few typo's
This commit is contained in:
Frank
2024-12-04 22:18:39 +01:00
parent 102d098e28
commit 972257a7ee
4 changed files with 46 additions and 76 deletions
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105
wled00/FX.cpp
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@@ -75,7 +75,7 @@ static int8_t tristate_square8(uint8_t x, uint8_t pulsewidth, uint8_t attdec) {
return 0;
}
// float version of map() // WLEDMM moved here so its available for all effects
// float version of map() // WLEDMM moved here so it is available for all effects
static float mapf(float x, float in_min, float in_max, float out_min, float out_max){
if (in_max == in_min) return (out_min); // WLEDMM avoid div/0
return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
@@ -795,7 +795,7 @@ static const char _data_FX_MODE_MULTI_STROBE[] PROGMEM = "Strobe Mega@!,!;!,!;!;
* Android loading circle
*/
uint16_t mode_android(void) {
if (SEGLEN <= 1) return mode_static(); // WLEDMM to prevent division by zero
for (int i = 0; i < SEGLEN; i++) {
SEGMENT.setPixelColor(i, SEGMENT.color_from_palette(i, true, PALETTE_SOLID_WRAP, 1));
}
@@ -1043,7 +1043,7 @@ static const char _data_FX_MODE_TRAFFIC_LIGHT[] PROGMEM = "Traffic Light@!,US st
*/
#define FLASH_COUNT 4
uint16_t mode_chase_flash(void) {
if (SEGLEN == 1) return mode_static();
if (SEGLEN <= 1) return mode_static();
uint8_t flash_step = SEGENV.call % ((FLASH_COUNT * 2) + 1);
for (int i = 0; i < SEGLEN; i++) {
@@ -2091,7 +2091,7 @@ uint16_t mode_partyjerk() {
CRGB rgb(CHSV(SEGENV.aux1, 255, activeColor));
SEGMENT.setPixelColor((uint16_t)i, rgb.r, rgb.g, rgb.b);
};
}
return FRAMETIME;
} // mode_partyjerk()
@@ -3012,7 +3012,7 @@ uint16_t mode_bouncing_balls(void) {
if (SEGLEN == 1) return mode_static();
//allocate segment data
const uint16_t strips = SEGMENT.nrOfVStrips(); // adapt for 2D
const size_t maxNumBalls = 16;
constexpr size_t maxNumBalls = 16;
uint16_t dataSize = sizeof(ball) * maxNumBalls;
if (!SEGENV.allocateData(dataSize * strips)) return mode_static(); //allocation failed
@@ -3165,7 +3165,7 @@ static uint16_t rolling_balls(void) {
if (thisHeight < 0.0f) thisHeight = 0.0f;
if (thisHeight > 1.0f) thisHeight = 1.0f;
uint16_t pos = round(thisHeight * (SEGLEN - 1));
uint16_t pos = roundf(thisHeight * (SEGLEN - 1));
SEGMENT.setPixelColor(pos, color);
balls[i].lastBounceUpdate = strip.now;
balls[i].height = thisHeight;
@@ -3808,7 +3808,7 @@ uint16_t mode_drip(void)
if (SEGLEN == 1) return mode_static();
//allocate segment data
uint16_t strips = SEGMENT.nrOfVStrips();
const int maxNumDrops = 4;
constexpr int maxNumDrops = 4;
uint16_t dataSize = sizeof(sparkdrop) * maxNumDrops;
if (!SEGENV.allocateData(dataSize * strips)) return mode_static(); //allocation failed
SparkDrop* drops = reinterpret_cast<SparkDrop*>(SEGENV.data);
@@ -4034,8 +4034,8 @@ uint16_t mode_percent(void) {
uint8_t percent = SEGMENT.intensity;
percent = constrain(percent, 0, 200);
uint16_t active_leds = (percent < 100) ? SEGLEN * percent / 100.0
: SEGLEN * (200 - percent) / 100.0;
uint16_t active_leds = (percent < 100) ? SEGLEN * percent / 100.0f
: SEGLEN * (200 - percent) / 100.0f;
uint8_t size = (1 + ((SEGMENT.speed * SEGLEN) >> 11));
if (SEGMENT.speed == 255) size = 255;
@@ -4137,7 +4137,7 @@ static const char _data_FX_MODE_HEARTBEAT[] PROGMEM = "Heartbeat@!,!;!,!;!;01;m1
// Modified for WLED, based on https://github.com/FastLED/FastLED/blob/master/examples/Pacifica/Pacifica.ino
//
// Add one layer of waves into the led array
CRGB pacifica_one_layer(uint16_t i, CRGBPalette16& p, uint16_t cistart, uint16_t wavescale, uint8_t bri, uint16_t ioff)
CRGB pacifica_one_layer(uint16_t i, const CRGBPalette16& p, uint16_t cistart, uint16_t wavescale, uint8_t bri, uint16_t ioff)
{
uint16_t ci = cistart;
uint16_t waveangle = ioff;
@@ -4294,7 +4294,7 @@ uint16_t phased_base(uint8_t moder) { // We're making sine wave
uint8_t modVal = 5;//SEGMENT.fft1/8+1; // You can change the modulus. AKA FFT1 (was 5).
uint8_t index = strip.now/64; // Set color rotation speed
*phase += SEGMENT.speed/32.0; // You can change the speed of the wave. AKA SPEED (was .4)
*phase += SEGMENT.speed/32.0f; // You can change the speed of the wave. AKA SPEED (was .4)
for (int i = 0; i < SEGLEN; i++) {
if (moder == 1) modVal = (inoise8(i*10 + i*10) /16); // Let's randomize our mod length with some Perlin noise.
@@ -4518,7 +4518,7 @@ uint16_t mode_dancing_shadows(void)
if (!initialize) {
// advance the position of the spotlight
int16_t delta = (float)(time - spotlights[i].lastUpdateTime) *
(spotlights[i].speed * ((1.0 + SEGMENT.speed)/100.0));
(spotlights[i].speed * ((1.0f + SEGMENT.speed)/100.0f));
if (abs(delta) >= 1) {
spotlights[i].position += delta;
@@ -4533,15 +4533,15 @@ uint16_t mode_dancing_shadows(void)
spotlights[i].colorIdx = random8();
spotlights[i].width = random8(1, 10);
spotlights[i].speed = 1.0/random8(4, 50);
spotlights[i].speed = 1.0f/random8(4, 50);
if (initialize) {
spotlights[i].position = random16(SEGLEN);
spotlights[i].speed *= random8(2) ? 1.0 : -1.0;
spotlights[i].speed *= random8(2) > 0 ? 1.0 : -1.0;
} else {
if (random8(2)) {
spotlights[i].position = SEGLEN + spotlights[i].width;
spotlights[i].speed *= -1.0;
spotlights[i].speed *= -1.0f;
}else {
spotlights[i].position = -spotlights[i].width;
}
@@ -5038,7 +5038,7 @@ uint16_t mode_2DBlackHole(void) { // By: Stepko https://editor.soulma
}
SEGMENT.fadeToBlackBy(16 + (SEGMENT.speed>>3)); // create fading trails
const unsigned long ratio = 128; // rotation speed
constexpr unsigned long ratio = 128; // rotation speed
unsigned long t = strip.now; // timebase
// outer stars
for (unsigned i = 0; i < 8; i++) {
@@ -5342,7 +5342,7 @@ class GameOfLifeGrid {
const int8_t offsetY[8] = {-1, -1, -1, 0, 0, 1, 1, 1};
public:
GameOfLifeGrid(Cell* data, int c, int r) : cells(data), cols(c), rows(r), maxIndex(r * c) {}
void getNeighborIndexes(unsigned neighbors[9], unsigned cIndex, unsigned x, unsigned y, bool wrap) {
void getNeighborIndexes(unsigned neighbors[9], unsigned cIndex, unsigned x, unsigned y, bool wrap) const {
unsigned neighborCount = 0;
bool edgeCell = x == 0 || x == cols-1 || y == 0 || y == rows-1;
for (unsigned i = 0; i < 8; ++i) {
@@ -5363,7 +5363,7 @@ class GameOfLifeGrid {
}
neighbors[0] = neighborCount;
}
void setCell(unsigned cIndex, unsigned x, unsigned y, bool alive, bool wrap) {
void setCell(unsigned cIndex, unsigned x, unsigned y, bool alive, bool wrap) const {
Cell* cell = &cells[cIndex];
if (alive == cell->alive) return; // No change
cell->alive = alive;
@@ -5372,7 +5372,7 @@ class GameOfLifeGrid {
int val = alive ? 1 : -1;
for (unsigned i = 1; i <= neighbors[0]; ++i) cells[neighbors[i]].neighbors += val;
}
void recalculateEdgeNeighbors(bool wrap) {
void recalculateEdgeNeighbors(bool wrap) const {
unsigned cIndex = 0;
for (unsigned y = 0; y < rows; ++y) for (unsigned x = 0; x < cols; ++x, ++cIndex) {
Cell* cell = &cells[cIndex];
@@ -5811,7 +5811,7 @@ uint16_t mode_2DJulia(void) { // An animated Julia set
maxIterations = SEGMENT.intensity/2;
// Resize section on the fly for some animaton.
// Resize section on the fly for some animation.
reAl = -0.94299f; // PixelBlaze example
imAg = 0.3162f;
@@ -5820,8 +5820,8 @@ uint16_t mode_2DJulia(void) { // An animated Julia set
reAl += (float)sin16_t(strip.now * 34) / 655340.f;
imAg += (float)sin16_t(strip.now * 26) / 655340.f;
dx = (xmax - xmin) / (cols); // Scale the delta x and y values to our matrix size.
dy = (ymax - ymin) / (rows);
dx = (xmax - xmin) / cols; // Scale the delta x and y values to our matrix size.
dy = (ymax - ymin) / rows;
// Start y
float y = ymin;
@@ -5867,8 +5867,8 @@ uint16_t mode_2DJulia(void) { // An animated Julia set
if(SEGMENT.check2)
SEGMENT.blur(64, true); // strong blurr
if(SEGMENT.check3) { // draw crosshair
int screenX = lround((0.5f / maxCenter) * (julias->xcen + maxCenter) * float(cols));
int screenY = lround((0.5f / maxCenter) * (julias->ycen + maxCenter) * float(rows));
int screenX = lroundf((0.5f / maxCenter) * (julias->xcen + maxCenter) * float(cols));
int screenY = lroundf((0.5f / maxCenter) * (julias->ycen + maxCenter) * float(rows));
int hair = min(min(cols-1, rows-1)/2, 3);
SEGMENT.drawLine(screenX, screenY-hair, screenX, screenY+hair, GREEN, true);
SEGMENT.drawLine(screenX-hair, screenY, screenX+hair, screenY, GREEN, true);
@@ -6039,7 +6039,7 @@ uint16_t mode_2Dmetaballs(void) { // Metaballs by Stefan Petrick. Cannot have
byte color = dist ? 1000 / dist : 255;
// map color between thresholds
if (color > 0 and color < 60) {
if (color > 0 && color < 60) {
SEGMENT.setPixelColorXY(x, y, SEGMENT.color_from_palette(map(color * 9, 9, 531, 0, 255), false, PALETTE_SOLID_WRAP, 0));
} else {
SEGMENT.setPixelColorXY(x, y, SEGMENT.color_from_palette(0, false, PALETTE_SOLID_WRAP, 0));
@@ -6458,8 +6458,6 @@ uint16_t mode_2Dcrazybees(void) {
int8_t signX, signY;
int16_t deltaX, deltaY, error;
void aimed(uint_fast16_t w, uint_fast16_t h) {
if (!true) //WLEDMM SuperSync
random16_set_seed(strip.now);
aimX = random8(0, min(UINT8_MAX, int(w)));
aimY = random8(0, min(UINT8_MAX, int(h)));
hue = random8();
@@ -6475,8 +6473,7 @@ uint16_t mode_2Dcrazybees(void) {
bee_t *bee = reinterpret_cast<bee_t*>(SEGENV.data);
if (SEGENV.call == 0) {
if (true) //WLEDMM SuperSync
random16_set_seed(strip.now);
random16_set_seed(strip.now); //WLEDMM SuperSync
SEGMENT.setUpLeds();
SEGMENT.fill(BLACK);
for (size_t i = 0; i < n; i++) {
@@ -7017,7 +7014,7 @@ uint16_t mode_2DSwirl(void) {
SEGMENT.fill(BLACK);
}
const uint8_t borderWidth = 2;
constexpr uint8_t borderWidth = 2;
SEGMENT.blur(SEGMENT.custom1);
@@ -7106,7 +7103,7 @@ typedef struct Gravity {
///////////////////////
uint16_t mode_gravcenter(void) { // Gravcenter. By Andrew Tuline.
const uint16_t dataSize = sizeof(gravity);
constexpr uint16_t dataSize = sizeof(gravity);
if (!SEGENV.allocateData(dataSize)) return mode_static(); //allocation failed
Gravity* gravcen = reinterpret_cast<Gravity*>(SEGENV.data);
if (SEGENV.call == 0) {
@@ -7123,7 +7120,7 @@ uint16_t mode_gravcenter(void) { // Gravcenter. By Andrew Tuline.
float segmentSampleAvg = volumeSmth * (float)SEGMENT.intensity / 255.0f;
segmentSampleAvg *= 0.125; // divide by 8, to compensate for later "sensitivity" upscaling
float mySampleAvg = mapf(segmentSampleAvg*2.0, 0, 32, 0, (float)SEGLEN/2.0); // map to pixels available in current segment
float mySampleAvg = mapf(segmentSampleAvg*2.0f, 0, 32, 0, (float)SEGLEN/2.0f); // map to pixels available in current segment
uint16_t tempsamp = constrain(mySampleAvg, 0, SEGLEN/2); // Keep the sample from overflowing.
uint8_t gravity = 8 - SEGMENT.speed/32;
@@ -7171,10 +7168,10 @@ uint16_t mode_gravcentric(void) { // Gravcentric. By Andrew
//SEGMENT.fade_out(240); // twice? really?
SEGMENT.fade_out(253); // 50%
float segmentSampleAvg = volumeSmth * (float)SEGMENT.intensity / 255.0;
float segmentSampleAvg = volumeSmth * (float)SEGMENT.intensity / 255.0f;
segmentSampleAvg *= 0.125f; // divide by 8, to compensate for later "sensitivity" upscaling
float mySampleAvg = mapf(segmentSampleAvg*2.0, 0.0f, 32.0f, 0.0f, (float)SEGLEN/2.0); // map to pixels availeable in current segment
float mySampleAvg = mapf(segmentSampleAvg*2.0f, 0.0f, 32.0f, 0.0f, (float)SEGLEN/2.0f); // map to pixels availeable in current segment
int tempsamp = constrain(mySampleAvg, 0, SEGLEN/2); // Keep the sample from overflowing.
uint8_t gravity = 8 - SEGMENT.speed/32;
@@ -7226,7 +7223,7 @@ uint16_t mode_gravimeter(void) { // Gravmeter. By Andrew Tuline.
float realVolume = volumeSmth;
if (SEGENV.check3 && SEGENV.check2) SEGENV.check2 = false; // only one option
if (SEGENV.check2) volumeSmth = soundPressure;
if (SEGENV.check3) volumeSmth = 255.0 - agcSensitivity;
if (SEGENV.check3) volumeSmth = 255.0f - agcSensitivity;
SEGMENT.fade_out(253);
float sensGain = (float)(SEGMENT.intensity+2) / 257.0f; // min gain = 1/128
@@ -7287,7 +7284,7 @@ uint16_t mode_juggles(void) { // Juggles. By Andrew Tuline.
if (SEGENV.call == 0) {SEGENV.setUpLeds(); SEGMENT.fill(BLACK);} // WLEDMM use lossless getPixelColor()
SEGMENT.fade_out(224); // 6.25%
uint16_t my_sampleAgc = fmax(fmin(volumeSmth, 255.0), 0);
uint16_t my_sampleAgc = max(min(volumeSmth, 255.0f), 0.0f);
for (size_t i=0; i<SEGMENT.intensity/32+1U; i++) {
// if SEGLEN equals 1, we will always set color to the first and only pixel, but the effect is still good looking
@@ -7367,8 +7364,8 @@ uint16_t mode_midnoise(void) { // Midnoise. By Andrew Tuline.
SEGMENT.fadeToBlackBy(SEGMENT.speed/2);
//SEGMENT.fade_out(SEGMENT.speed);
float tmpSound2 = volumeSmth * (float)SEGMENT.intensity / 256.0; // Too sensitive.
tmpSound2 *= (float)SEGMENT.intensity / 128.0; // Reduce sensitivity/length.
float tmpSound2 = volumeSmth * (float)SEGMENT.intensity / 256.0f; // Too sensitive.
tmpSound2 *= (float)SEGMENT.intensity / 128.0f; // Reduce sensitivity/length.
int maxLen = mapf(tmpSound2, 0, 127, 0, SEGLEN/2);
if (maxLen >SEGLEN/2) maxLen = SEGLEN/2;
@@ -7429,7 +7426,7 @@ uint16_t mode_noisemeter(void) { // Noisemeter. By Andrew Tuline.
uint8_t fadeRate = map2(SEGMENT.speed,0,255,200,254);
SEGMENT.fade_out(fadeRate);
float tmpSound2 = volumeRaw * 2.0 * (float)SEGMENT.intensity / 255.0;
float tmpSound2 = volumeRaw * 2.0f * (float)SEGMENT.intensity / 255.0f;
int maxLen = mapf(tmpSound2, 0, 255, 0, SEGLEN); // map to pixels availeable in current segment // Still a bit too sensitive.
if (maxLen <0) maxLen = 0;
if (maxLen >SEGLEN) maxLen = SEGLEN;
@@ -7974,14 +7971,14 @@ uint16_t mode_freqwave(void) { // Freqwave. By Andreas Pleschun
int lowerLimit = 80 + 3 * SEGMENT.custom1; // min 80hz-850hz
i = lowerLimit!=upperLimit ? mapf(FFT_MajorPeak, lowerLimit, upperLimit, 0, 255) : FFT_MajorPeak; // may under/overflow - so we enforce uint8_t
} else {
// Musical Scale (logarythmic scaling)
// Musical Scale (logarithmic scaling)
float upperLimit = logf(80 + 42 * SEGMENT.custom2); // max 80hz-10Khz
float lowerLimit = logf(80 + 3 * SEGMENT.custom1); // min 80hz-850hz
float peakMapped = fabsf(lowerLimit - upperLimit)>0.05f ? mapf(logf(FFT_MajorPeak), lowerLimit, upperLimit, 0, 255) : FFT_MajorPeak; // may under/overflow
if (peakMapped > 255) intensity = constrain((320-peakMapped), 0, intensity*100) / 100.0f; // too high: fade away
i = constrain(peakMapped, 0, 255); // fix over / underflow
}
uint16_t b = 255.0 * intensity;
uint16_t b = 255.0f * intensity;
if (b > 255) b=255;
color = CHSV(i, 176+(uint8_t)b/4, (uint8_t)b); // implicit conversion to RGB supplied by FastLED
}
@@ -8023,7 +8020,7 @@ uint16_t mode_gravfreq(void) { // Gravfreq. By Andrew Tuline.
float segmentSampleAvg = volumeSmth * (float)SEGMENT.intensity / 255.0f;
segmentSampleAvg *= 0.125f; // divide by 8, to compensate for later "sensitivity" upscaling
float mySampleAvg = mapf(segmentSampleAvg*2.0f, 0,32, 0, (float)SEGLEN/2.0); // map to pixels availeable in current segment
float mySampleAvg = mapf(segmentSampleAvg*2.0f, 0,32, 0, (float)SEGLEN/2.0f); // map to pixels available in current segment
int tempsamp = constrain(mySampleAvg,0,SEGLEN/2); // Keep the sample from overflowing.
uint8_t gravity = 8 - SEGMENT.speed/32;
@@ -8542,21 +8539,12 @@ uint16_t mode_2Dsoap() {
// init
if (SEGENV.call == 0) {
if (true) {//WLEDMM SuperSync
random16_set_seed(535);
USER_PRINTF("SuperSync\n");
}
random16_set_seed(535); //WLEDMM SuperSync
SEGENV.setUpLeds();
SEGMENT.fill(BLACK);
*noise32_x = random16();
*noise32_y = random16();
*noise32_z = random16();
} else {
if (!true) { //WLEDMM SuperSync
*noise32_x += mov;
*noise32_y += mov;
*noise32_z += mov;
}
}
//WLEDMM: changing noise calculation for SuperSync to make it deterministic using strip.now
@@ -8564,11 +8552,10 @@ uint16_t mode_2Dsoap() {
uint32_t noise32_y_MM = *noise32_y;
uint32_t noise32_z_MM = *noise32_z;
if (true) { //WLEDMM SuperSync
noise32_x_MM = *noise32_x + mov * strip.now / 100; //10 fps (original 20-40 fps, depending on realized fps)
noise32_y_MM = *noise32_y + mov * strip.now / 100;
noise32_z_MM = *noise32_z + mov * strip.now / 100;
}
//WLEDMM SuperSync
noise32_x_MM = *noise32_x + mov * strip.now / 100; //10 fps (original 20-40 fps, depending on realized fps)
noise32_y_MM = *noise32_y + mov * strip.now / 100;
noise32_z_MM = *noise32_z + mov * strip.now / 100;
for (int i = 0; i < cols; i++) {
int32_t ioffset = scale32_x * (i - cols / 2);
@@ -8689,8 +8676,6 @@ uint16_t mode_2Doctopus() {
// re-init if SEGMENT dimensions or offset changed
if (SEGENV.call == 0 || SEGENV.aux0 != cols || SEGENV.aux1 != rows || SEGMENT.custom1 != *offsX || SEGMENT.custom2 != *offsY) {
if (!true) //WLEDMM SuperSync
SEGENV.step = 0; // t
SEGENV.aux0 = cols;
SEGENV.aux1 = rows;
*offsX = SEGMENT.custom1;
@@ -8968,7 +8953,7 @@ uint16_t mode_2DPaintbrush() {
byte y1 = beatsin8_t(max(16,int(SEGMENT.speed))/16*3 + fftResult[0]/16, 0, (rows-1), fftResult[bin], SEGENV.aux1);
byte y2 = beatsin8_t(max(16,int(SEGMENT.speed))/16*4 + fftResult[0]/16, 0, (rows-1), fftResult[bin], SEGENV.aux1);
int length = sqrt((x2-x1)*(x2-x1) + (y2-y1)*(y2-y1));
int length = sqrtf((x2-x1)*(x2-x1) + (y2-y1)*(y2-y1));
length = map8(fftResult[bin],0,length);
if (length > max(1,int(SEGMENT.custom3))) {

1
wled00/FX.h
View File

@@ -429,7 +429,6 @@ typedef struct Segment {
// WLEDMM cache some values that won't change while drawing a frame
bool _isValid2D = false;
uint8_t _brightness = 255; // final pixel brightness - including transitions and segment opacity
bool _firstFill = true; // dirty HACK support
uint16_t _2dWidth = 0; // virtualWidth
uint16_t _2dHeight = 0; // virtualHeight
uint16_t _virtuallength = 0; // virtualLength

5
wled00/FX_2Dfcn.cpp
View File

@@ -259,9 +259,6 @@ void Segment::startFrame(void) {
_2dHeight = calc_virtualHeight();
_2dWidth = _isValid2D ? calc_virtualWidth() : calc_virtualLength();
_virtuallength = calc_virtualLength();
#if 0 && defined(WLED_ENABLE_HUB75MATRIX)
_firstFill = true; // dirty HACK
#endif
#endif
}
// WLEDMM end
@@ -402,7 +399,7 @@ void Segment::setPixelColorXY(float x, float y, uint32_t col, bool aa, bool fast
if (Segment::maxHeight==1) return; // not a matrix set-up
if (x<0.0f || x>1.0f || y<0.0f || y>1.0f) return; // not normalized
#if 0 // depricated
#if 0 // deprecated
const uint_fast16_t cols = virtualWidth();
const uint_fast16_t rows = virtualHeight();

11
wled00/FX_fcn.cpp
View File

@@ -1399,17 +1399,6 @@ void Segment::refreshLightCapabilities() {
*/
void __attribute__((hot)) Segment::fill(uint32_t c) {
if (!isActive()) return; // not active
#if 0 && defined(WLED_ENABLE_HUB75MATRIX) && defined(WLEDMM_FASTPATH)
// DIRTY HACK - this ignores the first fill(black) in each frame, knowing that HUB75 has already blanked out the display.
if (_firstFill) {
_firstFill = false;
if (c == BLACK) {
if (ledsrgb && ledsrgbSize > 0) memset(ledsrgb, 0, ledsrgbSize);
return;
}
}
#endif
const uint_fast16_t cols = is2D() ? virtualWidth() : virtualLength(); // WLEDMM use fast int types
const uint_fast16_t rows = virtualHeight(); // will be 1 for 1D