本帖最后由 驴友花雕 于 2022-7-29 10:29 编辑
【花雕动手做】有趣好玩的音乐可视化系列小项目(13)---有机棒立柱灯
实验程序:15种循环灯光模式
模块接线:WS2812B接D6
MAX9814 UNO
VCC 5V
GND GND
OUT A0
- /*
- 【花雕动手做】有趣好玩的音乐可视化系列小项目(13)---有机排比立柱灯
- 相关程序之:SoftwareSerial有机排比立柱灯
- 模块接线:WS2812B接D6
- MAX9814 UNO
- VCC 5V
- GND GND
- OUT A0
- */
-
- #include <Adafruit_NeoPixel.h>
- #include <FastLED.h>
- #include <math.h>
- #include <SoftwareSerial.h>
- #define N_PIXELS 70
- #define N_PIXELS_HALF (N_PIXELS/2)
- #define MIC_PIN A0
- #define LED_PIN 6
- #define SAMPLE_WINDOW 10
- #define PEAK_HANG 24
- #define PEAK_FALL 20
- #define PEAK_FALL2 8
- #define INPUT_FLOOR 10
- #define INPUT_CEILING 30
- #define DC_OFFSET 0
- #define NOISE 10
- #define SAMPLES 60
- #define TOP (N_PIXELS + 2)
- #define SPEED .20
- #define TOP2 (N_PIXELS + 1)
- #define LAST_PIXEL_OFFSET N_PIXELS-1
- #define PEAK_FALL_MILLIS 10
- #define POT_PIN 4
- #define BG 0
- #define LAST_PIXEL_OFFSET N_PIXELS-1
- #if FASTLED_VERSION < 3001000
- #error "Requires FastLED 3.1 or later; check github for latest code."
- #endif
- #define BRIGHTNESS 255
- #define LED_TYPE WS2812B
- #define COLOR_ORDER GRB
- #define COLOR_MIN 0
- #define COLOR_MAX 255
- #define DRAW_MAX 100
- #define SEGMENTS 4
- #define COLOR_WAIT_CYCLES 10
- #define qsubd(x, b) ((x>b)?b:0)
- #define qsuba(x, b) ((x>b)?x-b:0)
- #define ARRAY_SIZE(A) (sizeof(A) / sizeof((A)[0]))
-
- struct CRGB leds[N_PIXELS];
-
- Adafruit_NeoPixel strip = Adafruit_NeoPixel(N_PIXELS, LED_PIN, NEO_GRB + NEO_KHZ800);
-
- static uint16_t dist;
- uint16_t scale = 30;
- uint8_t maxChanges = 48;
-
- CRGBPalette16 currentPalette(OceanColors_p);
- CRGBPalette16 targetPalette(CloudColors_p);
-
- uint8_t timeval = 20;
- uint16_t loops = 0;
- bool samplepeak = 0;
- uint16_t oldsample = 0;
- bool thisdir = 0;
-
- enum
- {
- } MODE;
- bool reverse = true;
- int BRIGHTNESS_MAX = 80;
- int brightness = 20;
-
-
- byte
- // peak = 0,
- // dotCount = 0,
- volCount = 0;
- int
- reading,
- vol[SAMPLES],
- lvl = 10,
- minLvlAvg = 0,
- maxLvlAvg = 512;
- float
- greenOffset = 30,
- blueOffset = 150;
-
- int CYCLE_MIN_MILLIS = 2;
- int CYCLE_MAX_MILLIS = 1000;
- int cycleMillis = 20;
- bool paused = false;
- long lastTime = 0;
- bool boring = true;
- bool gReverseDirection = false;
- int myhue = 0;
-
- uint8_t colour;
- uint8_t myfade = 255;
- #define maxsteps 16
- int peakspersec = 0;
- int peakcount = 0;
- uint8_t bgcol = 0;
- int thisdelay = 20;
- uint8_t max_bright = 255;
-
- unsigned int sample;
-
- #define NSAMPLES 64
- unsigned int samplearray[NSAMPLES];
- unsigned long samplesum = 0;
- unsigned int sampleavg = 0;
- int samplecount = 0;
- //unsigned int sample = 0;
- unsigned long oldtime = 0;
- unsigned long newtime = 0;
-
- int color;
- int center = 0;
- int step = -1;
- int maxSteps = 16;
- float fadeRate = 0.80;
- int diff;
-
- int
- origin = 0,
- color_wait_count = 0,
- scroll_color = COLOR_MIN,
- last_intensity = 0,
- intensity_max = 0,
- origin_at_flip = 0;
- uint32_t
- draw[DRAW_MAX];
- boolean
- growing = false,
- fall_from_left = true;
-
- uint32_t currentBg = random(256);
- uint32_t nextBg = currentBg;
- TBlendType currentBlending;
-
- const int buttonPin = 0;
-
- int buttonPushCounter = 0;
- int buttonState = 0;
- int lastButtonState = 0;
-
-
- byte peak = 16;
-
- byte dotCount = 0;
- byte dotHangCount = 0;
-
- void setup() {
-
- analogReference(EXTERNAL);
-
- pinMode(buttonPin, INPUT);
- digitalWrite(buttonPin, HIGH);
-
- // Serial.begin(9600);
- strip.begin();
- strip.show(); // all pixels to 'off'
-
- Serial.begin(57600);
- delay(3000);
-
- LEDS.addLeds<LED_TYPE, LED_PIN, COLOR_ORDER>(leds, N_PIXELS).setCorrection(TypicalLEDStrip);
- LEDS.setBrightness(BRIGHTNESS);
- dist = random16(12345);
- }
-
- float fscale( float originalMin, float originalMax, float newBegin, float newEnd, float inputValue, float curve) {
-
- float OriginalRange = 0;
- float NewRange = 0;
- float zeroRefCurVal = 0;
- float normalizedCurVal = 0;
- float rangedValue = 0;
- boolean invFlag = 0;
-
- if (curve > 10) curve = 10;
- if (curve < -10) curve = -10;
-
- curve = (curve * -.1) ;
- curve = pow(10, curve);
-
- if (inputValue < originalMin) {
- inputValue = originalMin;
- }
- if (inputValue > originalMax) {
- inputValue = originalMax;
- }
-
- OriginalRange = originalMax - originalMin;
-
- if (newEnd > newBegin) {
- NewRange = newEnd - newBegin;
- }
- else
- {
- NewRange = newBegin - newEnd;
- invFlag = 1;
- }
-
- zeroRefCurVal = inputValue - originalMin;
- normalizedCurVal = zeroRefCurVal / OriginalRange;
-
- if (originalMin > originalMax ) {
- return 0;
- }
-
- if (invFlag == 0) {
- rangedValue = (pow(normalizedCurVal, curve) * NewRange) + newBegin;
-
- }
- else
- {
- rangedValue = newBegin - (pow(normalizedCurVal, curve) * NewRange);
- }
- return rangedValue;
- }
-
- void loop() {
- uint8_t i;
- uint16_t minLvl, maxLvl;
- int n, height;
- buttonState = digitalRead(buttonPin);
- if (buttonState != lastButtonState) {
- if (buttonState == HIGH) {
- buttonPushCounter++;
- Serial.println("on");
- Serial.print("number of button pushes: ");
- Serial.println(buttonPushCounter);
- if (buttonPushCounter == 16) {
- buttonPushCounter = 1;
- }
- }
- else {
- Serial.println("off");
- }
- }
- lastButtonState = buttonState;
-
- switch (buttonPushCounter) {
-
- case 1:
- buttonPushCounter == 1; {
- All2();
- break;
- }
-
- case 2:
- buttonPushCounter == 2; {
- vu();
- break;
- }
-
- case 3:
- buttonPushCounter == 3; {
- vu1();
- break;
- }
-
- case 4:
- buttonPushCounter == 4; {
- vu2();
- break;
- }
-
- case 5:
- buttonPushCounter == 5; {
- Vu3();
- break;
- }
-
- case 6:
- buttonPushCounter == 6; {
- Vu4();
- break;
- }
-
- case 7:
- buttonPushCounter == 7; {
- Vu5();
- break;
- }
-
- case 8:
- buttonPushCounter == 8; {
- Vu6();
- break;
- }
-
- case 9:
- buttonPushCounter == 9; {
- vu7();
- break;
- }
-
- case 10:
- buttonPushCounter == 10; {
- vu8();
- break;
- }
-
- case 11:
- buttonPushCounter == 11; {
- vu9();
- break;
- }
-
- case 12:
- buttonPushCounter == 12; {
- vu10();
- break;
- }
- case 13:
- buttonPushCounter == 13; {
- vu11();
- break;
- }
-
- case 14:
- buttonPushCounter == 14; {
- vu12();
- break;
- }
-
- case 15:
- buttonPushCounter == 15; {
- vu13();
- break;
- }
-
-
- case 16:
- buttonPushCounter == 16; {
- colorWipe(strip.Color(0, 0, 0), 10);
- break;
- }
- }
- }
-
- void colorWipe(uint32_t c, uint8_t wait) {
- for (uint16_t i = 0; i < strip.numPixels(); i++) {
- strip.setPixelColor(i, c);
- strip.show();
- if (digitalRead(buttonPin) != lastButtonState)
- return;
- delay(wait);
- }
- }
-
- void vu() {
- uint8_t i;
- uint16_t minLvl, maxLvl;
- int n, height;
- n = analogRead(MIC_PIN);
- n = abs(n - 512 - DC_OFFSET);
- n = (n <= NOISE) ? 0 : (n - NOISE);
- lvl = ((lvl * 7) + n) >> 3;
-
- height = TOP * (lvl - minLvlAvg) / (long)(maxLvlAvg - minLvlAvg);
-
- if (height < 0L) height = 0;
- else if (height > TOP) height = TOP;
- if (height > peak) peak = height;
-
- for (i = 0; i < N_PIXELS; i++) {
- if (i >= height) strip.setPixelColor(i, 0, 0, 0);
- else strip.setPixelColor(i, Wheel(map(i, 0, strip.numPixels() - 1, 30, 150)));
- }
-
- if (peak > 0 && peak <= N_PIXELS - 1) strip.setPixelColor(peak, Wheel(map(peak, 0, strip.numPixels() - 1, 30, 150)));
-
- strip.show();
-
- if (++dotCount >= PEAK_FALL) {
-
- if (peak > 0) peak--;
- dotCount = 0;
- }
-
- vol[volCount] = n;
- if (++volCount >= SAMPLES) volCount = 0;
-
- minLvl = maxLvl = vol[0];
- for (i = 1; i < SAMPLES; i++) {
- if (vol[i] < minLvl) minLvl = vol[i];
- else if (vol[i] > maxLvl) maxLvl = vol[i];
- }
-
- if ((maxLvl - minLvl) < TOP) maxLvl = minLvl + TOP;
- minLvlAvg = (minLvlAvg * 63 + minLvl) >> 6;
- maxLvlAvg = (maxLvlAvg * 63 + maxLvl) >> 6;
- }
-
- uint32_t Wheel(byte WheelPos) {
- if (WheelPos < 85) {
- return strip.Color(WheelPos * 3, 255 - WheelPos * 3, 0);
- } else if (WheelPos < 170) {
- WheelPos -= 85;
- return strip.Color(255 - WheelPos * 3, 0, WheelPos * 3);
- } else {
- WheelPos -= 170;
- return strip.Color(0, WheelPos * 3, 255 - WheelPos * 3);
- }
- }
-
- void vu1() {
- uint8_t i;
- uint16_t minLvl, maxLvl;
- int n, height;
-
- n = analogRead(MIC_PIN);
- n = abs(n - 512 - DC_OFFSET);
- n = (n <= NOISE) ? 0 : (n - NOISE);
- lvl = ((lvl * 7) + n) >> 3;
-
- height = TOP * (lvl - minLvlAvg) / (long)(maxLvlAvg - minLvlAvg);
-
- if (height < 0L) height = 0;
- else if (height > TOP) height = TOP;
- if (height > peak) peak = height;
-
- for (i = 0; i < N_PIXELS_HALF; i++) {
- if (i >= height) {
- strip.setPixelColor(N_PIXELS_HALF - i - 1, 0, 0, 0);
- strip.setPixelColor(N_PIXELS_HALF + i, 0, 0, 0);
- }
- else {
- uint32_t color = Wheel(map(i, 0, N_PIXELS_HALF - 1, 30, 150));
- strip.setPixelColor(N_PIXELS_HALF - i - 1, color);
- strip.setPixelColor(N_PIXELS_HALF + i, color);
- }
- }
-
- if (peak > 0 && peak <= N_PIXELS_HALF - 1) {
- uint32_t color = Wheel(map(peak, 0, N_PIXELS_HALF - 1, 30, 150));
- strip.setPixelColor(N_PIXELS_HALF - peak - 1, color);
- strip.setPixelColor(N_PIXELS_HALF + peak, color);
- }
-
- strip.show();
-
- if (++dotCount >= PEAK_FALL) { //fall rate
-
- if (peak > 0) peak--;
- dotCount = 0;
- }
-
- vol[volCount] = n;
- if (++volCount >= SAMPLES) volCount = 0;
-
- minLvl = maxLvl = vol[0];
- for (i = 1; i < SAMPLES; i++) {
- if (vol[i] < minLvl) minLvl = vol[i];
- else if (vol[i] > maxLvl) maxLvl = vol[i];
- }
-
- if ((maxLvl - minLvl) < TOP) maxLvl = minLvl + TOP;
- minLvlAvg = (minLvlAvg * 63 + minLvl) >> 6;
- maxLvlAvg = (maxLvlAvg * 63 + maxLvl) >> 6;
- }
-
- void vu2()
- {
- unsigned long startMillis = millis();
- float peakToPeak = 0;
-
- unsigned int signalMax = 0;
- unsigned int signalMin = 1023;
- unsigned int c, y;
-
- while (millis() - startMillis < SAMPLE_WINDOW)
- {
- sample = analogRead(MIC_PIN);
- if (sample < 1024)
- {
- if (sample > signalMax)
- {
- signalMax = sample;
- }
- else if (sample < signalMin)
- {
- signalMin = sample;
- }
- }
- }
- peakToPeak = signalMax - signalMin;
-
- for (int i = 0; i <= N_PIXELS_HALF - 1; i++) {
- uint32_t color = Wheel(map(i, 0, N_PIXELS_HALF - 1, 30, 150));
- strip.setPixelColor(N_PIXELS - i, color);
- strip.setPixelColor(0 + i, color);
- }
-
- c = fscale(INPUT_FLOOR, INPUT_CEILING, N_PIXELS_HALF, 0, peakToPeak, 2);
-
- if (c < peak) {
- peak = c;
- dotHangCount = 0;
- }
- if (c <= strip.numPixels()) {
- drawLine(N_PIXELS_HALF, N_PIXELS_HALF - c, strip.Color(0, 0, 0));
- drawLine(N_PIXELS_HALF, N_PIXELS_HALF + c, strip.Color(0, 0, 0));
- }
-
- y = N_PIXELS_HALF - peak;
- uint32_t color1 = Wheel(map(y, 0, N_PIXELS_HALF - 1, 30, 150));
- strip.setPixelColor(y - 1, color1);
-
- y = N_PIXELS_HALF + peak;
- strip.setPixelColor(y, color1);
-
- strip.show();
-
- if (dotHangCount > PEAK_HANG) {
- if (++dotCount >= PEAK_FALL2) {
- peak++;
- dotCount = 0;
- }
- }
- else {
- dotHangCount++;
- }
- }
-
-
- void Vu3() {
- uint8_t i;
- uint16_t minLvl, maxLvl;
- int n, height;
-
- n = analogRead(MIC_PIN);
- n = abs(n - 512 - DC_OFFSET);
- n = (n <= NOISE) ? 0 : (n - NOISE);
- lvl = ((lvl * 7) + n) >> 3;
-
- height = TOP * (lvl - minLvlAvg) / (long)(maxLvlAvg - minLvlAvg);
-
- if (height < 0L) height = 0;
- else if (height > TOP) height = TOP;
- if (height > peak) peak = height;
-
- greenOffset += SPEED;
- blueOffset += SPEED;
- if (greenOffset >= 255) greenOffset = 0;
- if (blueOffset >= 255) blueOffset = 0;
-
- for (i = 0; i < N_PIXELS; i++) {
- if (i >= height) {
- strip.setPixelColor(i, 0, 0, 0);
- } else {
- strip.setPixelColor(i, Wheel(
- map(i, 0, strip.numPixels() - 1, (int)greenOffset, (int)blueOffset)
- ));
- }
- }
- if (peak > 0 && peak <= N_PIXELS - 1) strip.setPixelColor(peak, Wheel(map(peak, 0, strip.numPixels() - 1, 30, 150)));
-
- strip.show();
-
- if (++dotCount >= PEAK_FALL) {
-
- if (peak > 0) peak--;
- dotCount = 0;
- }
- strip.show();
-
- vol[volCount] = n;
- if (++volCount >= SAMPLES) {
- volCount = 0;
- }
-
- minLvl = maxLvl = vol[0];
- for (i = 1; i < SAMPLES; i++) {
- if (vol[i] < minLvl) {
- minLvl = vol[i];
- } else if (vol[i] > maxLvl) {
- maxLvl = vol[i];
- }
- }
-
- if ((maxLvl - minLvl) < TOP) {
- maxLvl = minLvl + TOP;
- }
- minLvlAvg = (minLvlAvg * 63 + minLvl) >> 6;
- maxLvlAvg = (maxLvlAvg * 63 + maxLvl) >> 6;
- }
-
-
- void Vu4() {
- uint8_t i;
- uint16_t minLvl, maxLvl;
- int n, height;
-
- n = analogRead(MIC_PIN);
- n = abs(n - 512 - DC_OFFSET);
- n = (n <= NOISE) ? 0 : (n - NOISE);
- lvl = ((lvl * 7) + n) >> 3;
-
- height = TOP * (lvl - minLvlAvg) / (long)(maxLvlAvg - minLvlAvg);
-
- if (height < 0L) height = 0;
- else if (height > TOP) height = TOP;
- if (height > peak) peak = height;
- greenOffset += SPEED;
- blueOffset += SPEED;
- if (greenOffset >= 255) greenOffset = 0;
- if (blueOffset >= 255) blueOffset = 0;
-
- for (i = 0; i < N_PIXELS_HALF; i++) {
- if (i >= height) {
- strip.setPixelColor(N_PIXELS_HALF - i - 1, 0, 0, 0);
- strip.setPixelColor(N_PIXELS_HALF + i, 0, 0, 0);
- }
- else {
- uint32_t color = Wheel(map(i, 0, N_PIXELS_HALF - 1, (int)greenOffset, (int)blueOffset));
- strip.setPixelColor(N_PIXELS_HALF - i - 1, color);
- strip.setPixelColor(N_PIXELS_HALF + i, color);
- }
-
- }
-
- // Draw peak dot
- if (peak > 0 && peak <= N_PIXELS_HALF - 1) {
- uint32_t color = Wheel(map(peak, 0, N_PIXELS_HALF - 1, 30, 150));
- strip.setPixelColor(N_PIXELS_HALF - peak - 1, color);
- strip.setPixelColor(N_PIXELS_HALF + peak, color);
- }
-
- strip.show(); // Update strip
-
- // Every few frames, make the peak pixel drop by 1:
-
- if (++dotCount >= PEAK_FALL) { //fall rate
-
- if (peak > 0) peak--;
- dotCount = 0;
- }
-
-
- vol[volCount] = n;
- if (++volCount >= SAMPLES) volCount = 0;
-
-
- minLvl = maxLvl = vol[0];
- for (i = 1; i < SAMPLES; i++) {
- if (vol[i] < minLvl) minLvl = vol[i];
- else if (vol[i] > maxLvl) maxLvl = vol[i];
- }
-
- if ((maxLvl - minLvl) < TOP) maxLvl = minLvl + TOP;
- minLvlAvg = (minLvlAvg * 63 + minLvl) >> 6;
- maxLvlAvg = (maxLvlAvg * 63 + maxLvl) >> 6;
- }
-
- void Vu5()
- {
- uint8_t i;
- uint16_t minLvl, maxLvl;
- int n, height;
-
- n = analogRead(MIC_PIN);
- n = abs(n - 512 - DC_OFFSET);
- n = (n <= NOISE) ? 0 : (n - NOISE);
- lvl = ((lvl * 7) + n) >> 3;
-
- height = TOP2 * (lvl - minLvlAvg) / (long)(maxLvlAvg - minLvlAvg);
-
- if (height < 0L) height = 0;
- else if (height > TOP2) height = TOP2;
- if (height > peak) peak = height;
-
-
- #ifdef CENTERED
- for (i = 0; i < (N_PIXELS / 2); i++) {
- if (((N_PIXELS / 2) + i) >= height)
- {
- strip.setPixelColor(((N_PIXELS / 2) + i), 0, 0, 0);
- strip.setPixelColor(((N_PIXELS / 2) - i), 0, 0, 0);
- }
- else
- {
- strip.setPixelColor(((N_PIXELS / 2) + i), Wheel(map(((N_PIXELS / 2) + i), 0, strip.numPixels() - 1, 30, 150)));
- strip.setPixelColor(((N_PIXELS / 2) - i), Wheel(map(((N_PIXELS / 2) - i), 0, strip.numPixels() - 1, 30, 150)));
- }
- }
-
- if (peak > 0 && peak <= LAST_PIXEL_OFFSET)
- {
- strip.setPixelColor(((N_PIXELS / 2) + peak), 255, 255, 255);
- strip.setPixelColor(((N_PIXELS / 2) - peak), 255, 255, 255);
- }
- #else
- for (i = 0; i < N_PIXELS; i++)
- {
- if (i >= height)
- {
- strip.setPixelColor(i, 0, 0, 0);
- }
- else
- {
- strip.setPixelColor(i, Wheel(map(i, 0, strip.numPixels() - 1, 30, 150)));
- }
- }
-
- if (peak > 0 && peak <= LAST_PIXEL_OFFSET)
- {
- strip.setPixelColor(peak, 255, 255, 255);
- }
-
- #endif
-
- if (millis() - lastTime >= PEAK_FALL_MILLIS)
- {
- lastTime = millis();
-
- strip.show();
-
- if (peak > 0) peak--;
- }
-
- vol[volCount] = n;
- if (++volCount >= SAMPLES) volCount = 0;
-
-
- minLvl = maxLvl = vol[0];
- for (i = 1; i < SAMPLES; i++)
- {
- if (vol[i] < minLvl) minLvl = vol[i];
- else if (vol[i] > maxLvl) maxLvl = vol[i];
- }
-
- if ((maxLvl - minLvl) < TOP2) maxLvl = minLvl + TOP2;
- minLvlAvg = (minLvlAvg * 63 + minLvl) >> 6;
- maxLvlAvg = (maxLvlAvg * 63 + maxLvl) >> 6;
- }
-
- void Vu6()
- {
- uint8_t i;
- uint16_t minLvl, maxLvl;
- int n, height;
-
- n = analogRead(MIC_PIN);
- n = abs(n - 512 - DC_OFFSET);
- n = (n <= NOISE) ? 0 : (n - NOISE);
- lvl = ((lvl * 7) + n) >> 3;
-
- height = TOP2 * (lvl - minLvlAvg) / (long)(maxLvlAvg - minLvlAvg);
-
- if (height < 0L) height = 0;
- else if (height > TOP2) height = TOP2;
- if (height > peak) peak = height;
-
-
- #ifdef CENTERED
- if (peak > 0 && peak <= LAST_PIXEL_OFFSET)
- {
- strip.setPixelColor(((N_PIXELS / 2) + peak), 255, 255, 255);
- strip.setPixelColor(((N_PIXELS / 2) - peak), 255, 255, 255);
- }
- #else
- // Color pixels based on rainbow gradient
- for (i = 0; i < N_PIXELS; i++)
- {
- if (i >= height)
- {
- strip.setPixelColor(i, 0, 0, 0);
- }
- else
- {
- }
- }
-
- // Draw peak dot
- if (peak > 0 && peak <= LAST_PIXEL_OFFSET)
- {
- strip.setPixelColor(peak, 0, 0, 255);
- }
-
- #endif
-
- // Every few frames, make the peak pixel drop by 1:
-
- if (millis() - lastTime >= PEAK_FALL_MILLIS)
- {
- lastTime = millis();
-
- strip.show(); // Update strip
-
- //fall rate
- if (peak > 0) peak--;
- }
-
- vol[volCount] = n;
- if (++volCount >= SAMPLES) volCount = 0;
-
- minLvl = maxLvl = vol[0];
- for (i = 1; i < SAMPLES; i++)
- {
- if (vol[i] < minLvl) minLvl = vol[i];
- else if (vol[i] > maxLvl) maxLvl = vol[i];
- }
-
- if ((maxLvl - minLvl) < TOP2) maxLvl = minLvl + TOP2;
- minLvlAvg = (minLvlAvg * 63 + minLvl) >> 6;
- maxLvlAvg = (maxLvlAvg * 63 + maxLvl) >> 6;
- }
-
- void vu7() {
-
- EVERY_N_MILLISECONDS(1000) {
- peakspersec = peakcount;
- peakcount = 0;
- }
-
- soundmems();
-
- EVERY_N_MILLISECONDS(20) {
- ripple3();
- }
- show_at_max_brightness_for_power();
- }
-
- void soundmems() {
- newtime = millis();
- int tmp = analogRead(MIC_PIN) - 512;
- sample = abs(tmp);
-
- int potin = map(analogRead(POT_PIN), 0, 1023, 0, 60);
-
- samplesum = samplesum + sample - samplearray[samplecount];
- sampleavg = samplesum / NSAMPLES;
- samplearray[samplecount] = sample;
- samplecount = (samplecount + 1) % NSAMPLES;
-
- if (newtime > (oldtime + 200)) digitalWrite(13, LOW);
-
- if ((sample > (sampleavg + potin)) && (newtime > (oldtime + 60)) ) {
- step = -1;
- peakcount++;
- digitalWrite(13, HIGH);
- oldtime = newtime;
- }
- }
-
- void ripple3() {
- for (int i = 0; i < N_PIXELS; i++) leds[i] = CHSV(bgcol, 255, sampleavg * 2);
-
- switch (step) {
-
- case -1:
- center = random(N_PIXELS);
- colour = (peakspersec * 10) % 255;
- step = 0;
- bgcol = bgcol + 8;
- break;
-
- case 0:
- leds[center] = CHSV(colour, 255, 255);
- step ++;
- break;
-
- case maxsteps:
- break;
-
- default:
- leds[(center + step + N_PIXELS) % N_PIXELS] += CHSV(colour, 255, myfade / step * 2);
- leds[(center - step + N_PIXELS) % N_PIXELS] += CHSV(colour, 255, myfade / step * 2);
- step ++;
- break;
- }
- }
-
- void vu8() {
- int intensity = calculateIntensity();
- updateOrigin(intensity);
- assignDrawValues(intensity);
- writeSegmented();
- updateGlobals();
- }
-
- int calculateIntensity() {
- int intensity;
-
- reading = analogRead(MIC_PIN);
- reading = abs(reading - 512 - DC_OFFSET);
- reading = (reading <= NOISE) ? 0 : (reading - NOISE);
- lvl = ((lvl * 7) + reading) >> 3;
-
- intensity = DRAW_MAX * (lvl - minLvlAvg) / (long)(maxLvlAvg - minLvlAvg);
-
- return constrain(intensity, 0, DRAW_MAX - 1);
- }
-
- void updateOrigin(int intensity) {
- if (growing && intensity < last_intensity) {
- growing = false;
- intensity_max = last_intensity;
- fall_from_left = !fall_from_left;
- origin_at_flip = origin;
- } else if (intensity > last_intensity) {
- growing = true;
- origin_at_flip = origin;
- }
- last_intensity = intensity;
-
- if (!growing) {
- if (fall_from_left) {
- origin = origin_at_flip + ((intensity_max - intensity) / 2);
- } else {
- origin = origin_at_flip - ((intensity_max - intensity) / 2);
- }
- if (origin < 0) {
- origin = DRAW_MAX - abs(origin);
- } else if (origin > DRAW_MAX - 1) {
- origin = origin - DRAW_MAX - 1;
- }
- }
- }
-
- void assignDrawValues(int intensity) {
- int min_lit = origin - (intensity / 2);
- int max_lit = origin + (intensity / 2);
- if (min_lit < 0) {
- min_lit = min_lit + DRAW_MAX;
- }
- if (max_lit >= DRAW_MAX) {
- max_lit = max_lit - DRAW_MAX;
- }
- for (int i = 0; i < DRAW_MAX; i++) {
-
- if (
- (min_lit < max_lit && min_lit < i && i < max_lit)
- || (min_lit > max_lit && (i > min_lit || i < max_lit))
- ) {
- draw[i] = Wheel(scroll_color);
- } else {
- draw[i] = 0;
- }
- }
- }
-
- void writeSegmented() {
- int seg_len = N_PIXELS / SEGMENTS;
-
- for (int s = 0; s < SEGMENTS; s++) {
- for (int i = 0; i < seg_len; i++) {
- strip.setPixelColor(i + (s * seg_len), draw[map(i, 0, seg_len, 0, DRAW_MAX)]);
- }
- }
- strip.show();
- }
-
- uint32_t * segmentAndResize(uint32_t* draw) {
- int seg_len = N_PIXELS / SEGMENTS;
-
- uint32_t segmented[N_PIXELS];
- for (int s = 0; s < SEGMENTS; s++) {
- for (int i = 0; i < seg_len; i++) {
- segmented[i + (s * seg_len) ] = draw[map(i, 0, seg_len, 0, DRAW_MAX)];
- }
- }
- return segmented;
- }
-
- void writeToStrip(uint32_t* draw) {
- for (int i = 0; i < N_PIXELS; i++) {
- strip.setPixelColor(i, draw[i]);
- }
- strip.show();
- }
-
- void updateGlobals() {
- uint16_t minLvl, maxLvl;
-
- color_wait_count++;
- if (color_wait_count > COLOR_WAIT_CYCLES) {
- color_wait_count = 0;
- scroll_color++;
- if (scroll_color > COLOR_MAX) {
- scroll_color = COLOR_MIN;
- }
- }
-
- vol[volCount] = reading;
- if (++volCount >= SAMPLES) volCount = 0;
-
- minLvl = maxLvl = vol[0];
- for (uint8_t i = 1; i < SAMPLES; i++) {
- if (vol[i] < minLvl) minLvl = vol[i];
- else if (vol[i] > maxLvl) maxLvl = vol[i];
- }
-
- if ((maxLvl - minLvl) < N_PIXELS) maxLvl = minLvl + N_PIXELS;
- minLvlAvg = (minLvlAvg * 63 + minLvl) >> 6;
- maxLvlAvg = (maxLvlAvg * 63 + maxLvl) >> 6;
- }
-
- void vu9() {
- currentPalette = OceanColors_p;
- currentBlending = LINEARBLEND;
- EVERY_N_SECONDS(5) {
- for (int i = 0; i < 16; i++) {
- targetPalette[i] = CHSV(random8(), 255, 255);
- }
- }
-
- EVERY_N_MILLISECONDS(100) {
- uint8_t maxChanges = 24;
- nblendPaletteTowardPalette(currentPalette, targetPalette, maxChanges);
- }
-
- EVERY_N_MILLIS_I(thistimer, 20) {
- uint8_t timeval = beatsin8(10, 20, 50);
- thistimer.setPeriod(timeval);
- fadeToBlackBy(leds, N_PIXELS, 16);
- sndwave();
- soundble();
- }
- FastLED.setBrightness(max_bright);
- FastLED.show();
- }
-
- void soundble() {
- int tmp = analogRead(MIC_PIN) - 512 - DC_OFFSET;
- sample = abs(tmp);
- }
-
- void sndwave() {
- leds[N_PIXELS / 2] = ColorFromPalette(currentPalette, sample, sample * 2, currentBlending);
- for (int i = N_PIXELS - 1; i > N_PIXELS / 2; i--) {
- leds[i] = leds[i - 1];
- }
-
- for (int i = 0; i < N_PIXELS / 2; i++) {
- leds[i] = leds[i + 1];
- }
- addGlitter(sampleavg);
- }
-
- void vu10() {
- EVERY_N_SECONDS(5) {
- static uint8_t baseC = random8();
-
- for (int i = 0; i < 16; i++) {
- targetPalette[i] = CHSV(random8(), 255, 255);
- }
- }
-
- EVERY_N_MILLISECONDS(100) {
- uint8_t maxChanges = 24;
- nblendPaletteTowardPalette(currentPalette, targetPalette, maxChanges);
- }
-
- EVERY_N_MILLISECONDS(thisdelay) {
- soundtun();
- FastLED.setBrightness(max_bright);
- FastLED.show();
- }
- }
-
- void soundtun() {
- int n;
- n = analogRead(MIC_PIN);
- n = qsuba(abs(n - 512), 10);
- CRGB newcolour = ColorFromPalette(currentPalette, constrain(n, 0, 255), constrain(n, 0, 255), currentBlending);
- nblend(leds[0], newcolour, 128);
-
- for (int i = N_PIXELS - 1; i > 0; i--) {
- leds[i] = leds[i - 1];
- }
-
- }
-
- void vu11() {
- EVERY_N_MILLISECONDS(1000) {
- peakspersec = peakcount;
- peakcount = 0;
- }
-
- soundrip();
-
- EVERY_N_MILLISECONDS(20) {
- rippled();
- }
- FastLED.show();
- }
-
- void soundrip() {
- newtime = millis();
- int tmp = analogRead(MIC_PIN) - 512;
- sample = abs(tmp);
-
- int potin = map(analogRead(POT_PIN), 0, 1023, 0, 60);
-
- samplesum = samplesum + sample - samplearray[samplecount];
- sampleavg = samplesum / NSAMPLES;
-
- Serial.println(sampleavg);
-
- samplearray[samplecount] = sample;
- samplecount = (samplecount + 1) % NSAMPLES;
-
- if (newtime > (oldtime + 200)) digitalWrite(13, LOW);
-
- if ((sample > (sampleavg + potin)) && (newtime > (oldtime + 60)) ) {
- step = -1;
- peakcount++;
- oldtime = newtime;
- }
- }
-
- void rippled() {
-
- fadeToBlackBy(leds, N_PIXELS, 64);
-
- switch (step) {
-
- case -1:
- center = random(N_PIXELS);
- colour = (peakspersec * 10) % 255;
- step = 0;
- break;
-
- case 0:
- leds[center] = CHSV(colour, 255, 255);
- step ++;
- break;
-
- case maxsteps:
- break;
-
- default:
- leds[(center + step + N_PIXELS) % N_PIXELS] += CHSV(colour, 255, myfade / step * 2);
- leds[(center - step + N_PIXELS) % N_PIXELS] += CHSV(colour, 255, myfade / step * 2);
- step ++;
- break;
- }
-
- }
-
- void drawLine(uint8_t from, uint8_t to, uint32_t c) {
- uint8_t fromTemp;
- if (from > to) {
- fromTemp = from;
- from = to;
- to = fromTemp;
- }
- for (int i = from; i <= to; i++) {
- strip.setPixelColor(i, c);
- }
- }
-
- void setPixel(int Pixel, byte red, byte green, byte blue) {
- strip.setPixelColor(Pixel, strip.Color(red, green, blue));
- }
-
- void setAll(byte red, byte green, byte blue) {
-
- for (int i = 0; i < N_PIXELS; i++ ) {
-
- setPixel(i, red, green, blue);
- }
- strip.show();
- }
- void vu12() {
-
- EVERY_N_MILLISECONDS(1000) {
- peakspersec = peakcount;
- peakcount = 0;
- }
-
- soundripped();
-
- EVERY_N_MILLISECONDS(20) {
- rippvu();
- }
- FastLED.show();
- }
-
- void soundripped() {
- newtime = millis();
- int tmp = analogRead(MIC_PIN) - 512;
- sample = abs(tmp);
-
- int potin = map(analogRead(POT_PIN), 0, 1023, 0, 60);
-
- samplesum = samplesum + sample - samplearray[samplecount];
- sampleavg = samplesum / NSAMPLES;
-
- Serial.println(sampleavg);
-
- samplearray[samplecount] = sample;
- samplecount = (samplecount + 1) % NSAMPLES;
-
- if (newtime > (oldtime + 200)) digitalWrite(13, LOW);
-
- if ((sample > (sampleavg + potin)) && (newtime > (oldtime + 60)) ) {
- step = -1;
- peakcount++;
- oldtime = newtime;
- }
-
- }
- void rippvu() {
-
- fadeToBlackBy(leds, N_PIXELS, 64);
-
- switch (step) {
-
- case -1:
- center = random(N_PIXELS);
- colour = (peakspersec * 10) % 255;
- step = 0;
- break;
-
- case 0:
- leds[center] = CHSV(colour, 255, 255);
- step ++;
- break;
-
- case maxsteps:
- break;
-
- default:
- leds[(center + step + N_PIXELS) % N_PIXELS] += CHSV(colour, 255, myfade / step * 2);
- leds[(center - step + N_PIXELS) % N_PIXELS] += CHSV(colour, 255, myfade / step * 2);
- step ++;
- break;
- }
- addGlitter(sampleavg);
- }
-
- void vu13() {
- EVERY_N_MILLISECONDS(1000) {
- peakspersec = peakcount;
- peakcount = 0;
- }
-
- soundripper();
-
- EVERY_N_MILLISECONDS(20) {
- jugglep();
- }
- FastLED.show();
- }
-
- void soundripper() {
-
- newtime = millis();
- int tmp = analogRead(MIC_PIN) - 512;
- sample = abs(tmp);
-
- int potin = map(analogRead(POT_PIN), 0, 1023, 0, 60);
-
- samplesum = samplesum + sample - samplearray[samplecount];
- sampleavg = samplesum / NSAMPLES;
-
- Serial.println(sampleavg);
-
- samplearray[samplecount] = sample;
- samplecount = (samplecount + 1) % NSAMPLES;
-
- if (newtime > (oldtime + 200)) digitalWrite(13, LOW);
-
- if ((sample > (sampleavg + potin)) && (newtime > (oldtime + 60)) ) {
- step = -1;
- peakcount++;
- oldtime = newtime;
- jugglep();
- }
- }
-
- void jugglep() {
-
- static uint8_t thishue = 0;
- timeval = 40;
- leds[0] = ColorFromPalette(currentPalette, thishue++, sampleavg, LINEARBLEND);
- for (int i = N_PIXELS - 1; i > 0 ; i-- ) leds[i] = leds[i - 1];
- addGlitter(sampleavg / 2);
- }
-
- uint32_t Wheel(byte WheelPos, float opacity) {
-
- if (WheelPos < 85) {
- return strip.Color((WheelPos * 3) * opacity, (255 - WheelPos * 3) * opacity, 0);
- }
- else if (WheelPos < 170) {
- WheelPos -= 85;
- return strip.Color((255 - WheelPos * 3) * opacity, 0, (WheelPos * 3) * opacity);
- }
- else {
- WheelPos -= 170;
- return strip.Color(0, (WheelPos * 3) * opacity, (255 - WheelPos * 3) * opacity);
- }
- }
-
- void addGlitter( fract8 chanceOfGlitter) {
-
- if ( random8() < chanceOfGlitter) {
- leds[random16(N_PIXELS)] += CRGB::White;
- }
- }
-
- typedef void (*SimplePatternList[])();
- SimplePatternList qPatterns = {vu, vu1, vu2, Vu3, Vu4, Vu5, Vu6, vu7, vu8, vu9, vu10, vu11, vu12, vu13};
- uint8_t qCurrentPatternNumber = 0;
-
- void nextPattern2()
- {
- qCurrentPatternNumber = (qCurrentPatternNumber + 1) % ARRAY_SIZE( qPatterns);
- }
-
- void All2()
- {
- qPatterns[qCurrentPatternNumber]();
- EVERY_N_SECONDS( 30 ) {
- nextPattern2();
- }
- }
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