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Fix Chase Random effect (#669)

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Def3nder 2020-02-09 10:33:26 +01:00 committed by GitHub
parent d69a2f1514
commit 37b84300b4
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1 changed files with 45 additions and 25 deletions
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70
wled00/FX.cpp
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@ -346,7 +346,7 @@ uint16_t WS2812FX::mode_dual_scan(void) {
* Cycles all LEDs at once through a rainbow. * Cycles all LEDs at once through a rainbow.
*/ */
uint16_t WS2812FX::mode_rainbow(void) { uint16_t WS2812FX::mode_rainbow(void) {
uint16_t counter = (now * ((SEGMENT.speed >> 3) +2)) & 0xFFFF; uint16_t counter = (now * ((SEGMENT.speed >> 2) +2)) & 0xFFFF;
counter = counter >> 8; counter = counter >> 8;
if (SEGMENT.intensity < 128){ if (SEGMENT.intensity < 128){
@ -363,7 +363,7 @@ uint16_t WS2812FX::mode_rainbow(void) {
* Cycles a rainbow over the entire string of LEDs. * Cycles a rainbow over the entire string of LEDs.
*/ */
uint16_t WS2812FX::mode_rainbow_cycle(void) { uint16_t WS2812FX::mode_rainbow_cycle(void) {
uint16_t counter = (now * ((SEGMENT.speed >> 3) +2)) & 0xFFFF; uint16_t counter = (now * ((SEGMENT.speed >> 2) +2)) & 0xFFFF;
counter = counter >> 8; counter = counter >> 8;
for(uint16_t i = 0; i < SEGLEN; i++) { for(uint16_t i = 0; i < SEGLEN; i++) {
@ -691,39 +691,57 @@ uint16_t WS2812FX::mode_android(void) {
* color2 and color3 = colors of two adjacent leds * color2 and color3 = colors of two adjacent leds
*/ */
uint16_t WS2812FX::chase(uint32_t color1, uint32_t color2, uint32_t color3, bool dopalette) { uint16_t WS2812FX::chase(uint32_t color1, uint32_t color2, uint32_t color3, bool dopalette) {
uint16_t counter = now * (SEGMENT.speed >> 3) + 1; uint16_t counter = now * ((SEGMENT.speed >> 2) + 1);
uint16_t a = counter * SEGLEN >> 16; uint16_t a = counter * SEGLEN >> 16;
SEGENV.step = a; SEGENV.step = a;
if (SEGENV.call == 0) SEGENV.aux1 = a; uint8_t size = 1 + (SEGMENT.intensity * SEGLEN >> 10);
if (SEGENV.call == 0) {SEGENV.aux0 = 0; SEGENV.aux1 = a;}
// Use intensity setting to vary chase up to 1/2 string length // Use intensity setting to vary chase up to 1/2 string length
uint16_t b = (a + 1 + (SEGMENT.intensity * SEGLEN >> 10)) % SEGLEN; uint16_t b = (a + size) % SEGLEN;
uint16_t c = (b + 1 + (SEGMENT.intensity * SEGLEN >> 10)) % SEGLEN; uint16_t c = (b + size) % SEGLEN;
if (dopalette) color1 = color_from_palette(a, true, PALETTE_SOLID_WRAP, 1); if (dopalette) color1 = color_from_palette(a, true, PALETTE_SOLID_WRAP, 1);
setPixelColor(a, color1); setPixelColor(a, color1);
if (SEGENV.aux0 == 0) { // catch the first pixels after color change from "chase random" (because they have the "old" color)
for (uint16_t i = 0; i < a; i++) {
uint32_t color = getPixelColor(0);
setPixelColor(i, color1);
}
SEGENV.aux0 = 1;
}
setPixelColor(b, color2); setPixelColor(b, color2);
setPixelColor(c, color3); setPixelColor(c, color3);
if (a > SEGENV.aux1) { // when speed is too fast, this catches the gaps if (a != SEGENV.aux1) { // when speed is too fast, this catches the gaps
for (uint16_t i = SEGENV.aux1; i < a ; i++) { if (a > SEGENV.aux1) {
setPixelColor(i, color1); for (uint16_t i = SEGENV.aux1; i <= a; i++) { // sometimes the step-length varies from one to the next call - therefor "<= a" and not "< a"
uint16_t b1 = (i + 1 + (SEGMENT.intensity * SEGLEN >> 10)) % SEGLEN; setPixelColor(i, color1);
uint16_t c1 = (b1 + 1 + (SEGMENT.intensity * SEGLEN >> 10)) % SEGLEN; uint16_t b1 = (i + size) % SEGLEN;
setPixelColor(b1, color2); uint16_t c1 = (b1 + size) % SEGLEN;
setPixelColor(c1, color3); setPixelColor(b1, color2);
} setPixelColor(c1, color3);
} else if (a < SEGENV.aux1 && a < 10) { // this is for the start of the strip }
for (uint16_t i = 0; i < a ; i++) { } else {
setPixelColor(i, color1); for (uint16_t i = SEGENV.aux1; i <= SEGLEN; i++) { // from last position to the end
uint16_t b1 = (i + 1 + (SEGMENT.intensity * SEGLEN >> 10)) % SEGLEN; setPixelColor(i, color1);
uint16_t c1 = (b1 + 1 + (SEGMENT.intensity * SEGLEN >> 10)) % SEGLEN; uint16_t b1 = (i + size) % SEGLEN;
setPixelColor(b1, color2); uint16_t c1 = (b1 + size) % SEGLEN;
setPixelColor(c1, color3); setPixelColor(b1, color2);
setPixelColor(c1, color3);
}
for (uint16_t i = 0; i < a; i++) { // from 0 to the actual position
setPixelColor(i, color1);
uint16_t b1 = (i + size) % SEGLEN;
uint16_t c1 = (b1 + size) % SEGLEN;
setPixelColor(b1, color2);
setPixelColor(c1, color3);
}
SEGENV.step = 0; SEGENV.step = 0;
} SEGENV.aux0 = 0;
}
} }
SEGENV.aux1 = a++; SEGENV.aux1 = ++a;
return FRAMETIME; return FRAMETIME;
} }
@ -741,10 +759,12 @@ uint16_t WS2812FX::mode_chase_color(void) {
* Primary running followed by random color. * Primary running followed by random color.
*/ */
uint16_t WS2812FX::mode_chase_random(void) { uint16_t WS2812FX::mode_chase_random(void) {
if (!SEGENV.allocateData(2)) return mode_static(); //allocation failed
if (SEGENV.call == 0) SEGENV.data[0] = 0;
if (SEGENV.step == 0) { if (SEGENV.step == 0) {
SEGENV.aux0 = get_random_wheel_index(SEGENV.aux0); SEGENV.data[0] = get_random_wheel_index(SEGENV.data[0]);
} }
return chase(color_wheel(SEGENV.aux0), SEGCOLOR(0), SEGCOLOR(0), false); return chase(color_wheel(SEGENV.data[0]), SEGCOLOR(0), SEGCOLOR(0), false);
} }