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2D heartbeat/ECG.

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This commit is contained in:
Blaz Kristan 2022-05-18 21:47:48 +02:00
parent 4676a7aa62
commit 49086a3ae0
1 changed files with 32 additions and 14 deletions
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46
wled00/FX.cpp
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@ -3377,31 +3377,49 @@ uint16_t WS2812FX::mode_percent(void) {
}
/*
/ Modulates the brightness similar to a heartbeat
*/
* Modulates the brightness similar to a heartbeat
* tries to draw an ECG aproximation
*/
uint16_t WS2812FX::mode_heartbeat(void) {
uint8_t bpm = 40 + (SEGMENT.speed >> 4);
uint32_t msPerBeat = (60000 / bpm);
uint32_t secondBeat = (msPerBeat / 3);
unsigned long beatTimer = now - SEGENV.step;
uint32_t bri_lower = SEGENV.aux1;
bri_lower = bri_lower * 2042 / (2048 + SEGMENT.intensity);
if (beatTimer > secondBeat-100 && beatTimer <= secondBeat) {
bri_lower = (UINT16_MAX*3/4) * (secondBeat - beatTimer) / 100;
} else if (beatTimer > msPerBeat-100 && beatTimer <= msPerBeat) {
bri_lower = UINT16_MAX * (msPerBeat - beatTimer) / 100;
} else
bri_lower = bri_lower * 2042 / (2048 + SEGMENT.intensity);
SEGENV.aux1 = bri_lower;
unsigned long beatTimer = millis() - SEGENV.step;
if((beatTimer > secondBeat) && !SEGENV.aux0) { // time for the second beat?
SEGENV.aux1 = UINT16_MAX; //full bri
if ((beatTimer > secondBeat) && !SEGENV.aux0) { // time for the second beat?
SEGENV.aux1 = UINT16_MAX*3/4; //full bri
SEGENV.aux0 = 1;
}
if(beatTimer > msPerBeat) { // time to reset the beat timer?
if (beatTimer > msPerBeat) { // time to reset the beat timer?
SEGENV.aux1 = UINT16_MAX; //full bri
SEGENV.aux0 = 0;
SEGENV.step = millis();
SEGENV.step = now;
}
for (uint16_t i = 0; i < SEGLEN; i++) {
setPixelColor(i, color_blend(color_from_palette(i, true, PALETTE_SOLID_WRAP, 0), SEGCOLOR(1), 255 - (SEGENV.aux1 >> 8)));
}
if (isMatrix) {
uint16_t w = SEGMENT.virtualWidth();
uint16_t h = SEGMENT.virtualHeight();
uint16_t tb = now & 0x000007FF;
uint16_t x = tb * w/2048; // ~2s per width
uint16_t y = h * 9 / 16;
y += ((((SEGENV.aux0 ? 7 : -9) * (int)h) / 8) * SEGENV.aux1) / UINT16_MAX;
fade_out(0);
setPixelColorXY(x, y, SEGCOLOR(0));
} else
for (uint16_t i = 0; i < SEGLEN; i++) {
setPixelColor(i, color_blend(color_from_palette(i, true, PALETTE_SOLID_WRAP, 0), SEGCOLOR(1), 255 - (SEGENV.aux1 >> 8)));
}
return FRAMETIME;
}
@ -4267,14 +4285,14 @@ uint16_t WS2812FX::mode_2DBlackHole(void) { // By: Stepko https://edi
fadeToBlackBy(leds, 16 + (SEGMENT.speed>>3)); // create fading trails
float t = (float)(millis())/128; // timebase
// inner stars
// outer stars
for (byte i = 0; i < 8; i++) {
x = beatsin8(SEGMENT.c1x>>3, 0, w - 1, 0, ((i % 2) ? 128 : 0) + t * i);
y = beatsin8(SEGMENT.intensity>>3, 0, h - 1, 0, ((i % 2) ? 192 : 64) + t * i);
leds[XY(x,y)] += CHSV(i*32, 255, 255);
}
// outer stars
for (byte i = 0; i < 8; i++) {
// inner stars
for (byte i = 0; i < 4; i++) {
x = beatsin8(SEGMENT.c2x>>3, w/4, w - 1 - w/4, 0, ((i % 2) ? 128 : 0) + t * i);
y = beatsin8(SEGMENT.c3x>>3, h/4, h - 1 - h/4, 0, ((i % 2) ? 192 : 64) + t * i);
leds[XY(x,y)] += CHSV(i*32, 255, 255);