initial commit

2026-02-26 22:03:45 +01:00
parent 5ddf968ff1
commit d45427531c
4 changed files with 2292 additions and 0 deletions
@@ -0,0 +1,878 @@
+#include "animation.h"
+#include <math.h>
+#include <pgmspace.h>
+
+#define WIDTH 20
+#define HEIGHT 20
+
+#define SIN_TABLE_SIZE 256
+#define TWO_PI 6.28318530717958647692f
+#define INV_TWO_PI (1.0f / TWO_PI)
+
+const float sinTable[SIN_TABLE_SIZE] PROGMEM = {
+  #include "sin_table_256.inc"
+};
+
+// Pumpkin pixel art 8x8 (simplified)
+// 0 = empty, 1 = pumpkin body, 2 = eye
+const uint8_t pumpkinSprite[8][8] = {
+  {0,1,1,1,1,1,1,0},
+  {1,1,1,1,1,1,1,1},
+  {1,2,0,1,1,0,2,1},
+  {1,1,1,1,1,1,1,1},
+  {1,1,1,0,0,1,1,1},
+  {1,1,0,1,1,0,1,1},
+  {0,1,1,1,1,1,1,0},
+  {0,0,1,1,1,1,0,0}
+};
+
+const uint8_t imageManuBude[20][20] = {
+  {0,0,0,0,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,0},
+  {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
+  {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
+  {0,0,0,0,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,0},
+  {1,1,1,1,1,1,1,1,0,0,0,1,0,0,0,0,0,0,0,0},
+  {0,0,0,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0},
+  {0,0,0,0,0,0,1,0,0,0,0,1,1,1,1,1,1,1,1,1},
+  {0,0,0,0,0,0,1,0,0,0,0,0,1,0,0,0,0,0,0,0},
+  {0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0},
+  {0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0},
+  {1,1,1,1,1,1,1,0,0,0,0,0,1,0,0,0,0,0,0,0},
+  {0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0},
+  {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
+  {0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0},
+  {1,1,1,1,1,1,1,0,0,0,0,0,1,1,1,1,1,1,1,1},
+  {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
+  {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
+  {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
+  {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
+  {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}
+};
+
+// Colors
+uint32_t pumpkinColor = Adafruit_NeoPixel::Color(255,140,0);   // orange
+uint32_t eyeBaseColor = Adafruit_NeoPixel::Color(255,60,0);     // fiery red-orange
+
+static inline float sinPreCalc(float value)
+{
+    // Scale factor (precompute once as constant)
+    const float scale = SIN_TABLE_SIZE / TWO_PI;
+
+    // Convert radians → table index (float)
+    float index = value * scale;
+
+    // Convert to integer index
+    int i0 = (int)index;
+
+    // Fractional part for interpolation
+    float frac = index - i0;
+
+    // Wrap index using power-of-two mask (256 -> 0xFF)
+    i0 &= (SIN_TABLE_SIZE - 1);
+    int i1 = (i0 + 1) & (SIN_TABLE_SIZE - 1);
+
+    // Read from flash
+    float s0 = pgm_read_float(&sinTable[i0]);
+    float s1 = pgm_read_float(&sinTable[i1]);
+
+    // Linear interpolation
+    return s0 + frac * (s1 - s0);
+}
+
+
+
+
+
+// Bubble animation function
+uint32_t bubbles(uint8_t x, uint8_t y, float timeMs) {
+  float colorR = 0, colorG = 0, colorB = 0;
+
+  // Generate several bubbles per column
+  for (uint8_t i = 0; i < 5; i++) {
+    // Each bubble has its own horizontal position and speed
+    float speed = 0.02f + 0.01f * (hash8(i*3, x)/255.0f); // pixels/ms
+    float phase = hash8(i*7, x)/255.0f * HEIGHT;          // starting row
+    float bubbleY = fmod((timeMs*speed + phase), HEIGHT);
+
+    // Distance from this bubble to pixel
+    float dist = fabs(bubbleY - y);
+    if (dist < 1.5) { // bubble radius
+      // Brightness fades at edges
+      float brightness = 1.0f - (dist/1.5f);
+      colorR += 100 * brightness;
+      colorG += 180 * brightness;
+      colorB += 255 * brightness;
+    }
+  }
+
+  // Clamp colors
+  if (colorR > 255) colorR = 255;
+  if (colorG > 255) colorG = 255;
+  if (colorB > 255) colorB = 255;
+
+  return Adafruit_NeoPixel::Color((uint8_t)colorR, (uint8_t)colorG, (uint8_t)colorB);
+}
+
+// Pseudo-random flicker
+float flicker(float timeMs, uint8_t seed) {
+  return 0.6f + 0.4f * sinPreCalc(timeMs*0.01f + seed*3.14f); // 0.6..1.0
+}
+
+// Pumpkin pixel function
+uint32_t minecraftPumpkin(uint8_t x, uint8_t y, float timeMs) {
+  int spriteWidth = 8;
+  int spriteHeight = 8;
+  int offsetX = WIDTH/2 - spriteWidth/2;
+  int offsetY = HEIGHT/2 - spriteHeight/2;
+
+  int localX = x - offsetX;
+  int localY = y - offsetY;
+
+  if (localX >= 0 && localX < spriteWidth && localY >= 0 && localY < spriteHeight) {
+    uint8_t val = pumpkinSprite[localY][localX];
+    if (val == 1) return pumpkinColor;
+    if (val == 2) {
+      // Flickering fire eyes
+      float f = flicker(timeMs, localX*10 + localY);
+      uint8_t r = (uint8_t)(255 * f);
+      uint8_t g = (uint8_t)(60 * f);
+      uint8_t b = 0;
+      return Adafruit_NeoPixel::Color(r,g,b);
+    }
+  }
+  return Adafruit_NeoPixel::Color(0,0,0); // background black
+}
+
+
+// Among Us pixel art 7x7 (simplified) 
+// 0 = empty, 1 = body, 2 = visor
+const uint8_t amongUsSprite[8][8] = {
+  {0,0,1,1,1,1,0,0},
+  {0,1,1,3,3,3,3,0},
+  {1,1,3,2,2,2,2,3},
+  {1,1,3,2,2,2,2,3},
+  {1,1,1,3,3,3,3,0},
+  {1,1,1,1,1,1,1,0},
+  {0,1,1,1,1,1,1,0},
+  {0,1,1,0,0,1,1,0}
+};
+
+// Colors
+uint32_t bodyColor = Adafruit_NeoPixel::Color(255,0,0);   // red crewmate
+uint32_t visorColor = Adafruit_NeoPixel::Color(150,200,255); // visor
+uint32_t visorColorInner = Adafruit_NeoPixel::Color(0,0,255); // visor
+
+// Function to get pixel color of Among Us crewmate
+uint32_t amongUsPixel(uint8_t x, uint8_t y, float timeMs) {
+  // Move crewmate horizontally across screen
+  int spriteWidth = 8;
+  int spriteHeight = 8;
+
+  int posX = (int)(fmod(timeMs * 0.01f, WIDTH + spriteWidth)) - spriteWidth;
+  int posY = HEIGHT / 2 - spriteHeight / 2;
+
+  int localX = x - posX;
+  int localY = y - posY;
+
+  if (localX >= 0 && localX < spriteWidth && localY >= 0 && localY < spriteHeight) {
+    uint8_t val = amongUsSprite[localY][localX];
+    if (val == 1) return bodyColor;
+    if (val == 2) return visorColorInner;
+    if (val == 3) return visorColor;
+  }
+
+  return Adafruit_NeoPixel::Color(0,0,0); // background black
+}
+
+
+
+// Fast pseudo-random hash function (per pixel)
+uint8_t hash8(uint16_t x, uint16_t y) {
+  uint32_t h = x * 374761393 + y * 668265263; // large primes
+  h = (h ^ (h >> 13)) * 1274126177;
+  return (h >> 16) & 0xFF;
+}
+
+// Purple rain waterfall color function
+uint32_t purpleRain(uint8_t x, uint8_t y, float timeMs) {
+  // Each column has its own speed
+  float speed = 0.03f + 0.01f * (hash8(x, 0) / 255.0f); // pixels/ms
+  float t = timeMs * speed;
+
+  // Determine the head of the falling stream
+  int headRow = (int)t % HEIGHT;
+
+  // Distance from head
+  int dist = (y + HEIGHT - headRow) % HEIGHT;
+
+  // Brightness fades with distance
+  uint8_t brightness = 0;
+  if (dist == 0) brightness = 255;          // brightest head
+  else if (dist < 6) brightness = 255 - dist * 60; // fading tail
+  else brightness = 0;
+
+  // Purple color: R and B nonzero, G low
+  uint8_t r = brightness;
+  uint8_t g = brightness / 2; // small green tint
+  uint8_t b = brightness;
+
+  return Adafruit_NeoPixel::Color(r, g, b);
+}
+// Starry sky function
+uint32_t starrySky(uint8_t x, uint8_t y, float timeMs) {
+  uint8_t seed = hash8(x, y);
+
+  // Only ~5% of pixels have stars
+  if (seed < 20) { // 0..12
+    // Twinkle: small brightness variation
+    float phase = (timeMs * 0.002f + seed) * 0.1f;
+    float blink = 0.7f + 0.8f * sinPreCalc(phase * 6.2831f); // 0.4..1.0
+    uint8_t brightness = (uint8_t)(150 * blink + 50); // 50..200
+    return Adafruit_NeoPixel::Color(brightness, brightness, brightness);
+  }
+
+  // Shooting star: rare (~0.5%) moving diagonally
+  float t = fmod(timeMs * 0.01f, WIDTH + HEIGHT);
+  if (seed > 250 && fabs(x - t) < 1 && fabs(y - t) < 1) {
+    return Adafruit_NeoPixel::Color(255, 200, 150);
+  }
+
+  // Otherwise empty sky
+  return Adafruit_NeoPixel::Color(0, 0, 0);
+}
+
+
+uint32_t spinningDavidStarPixel(uint8_t x, uint8_t y, float timeMs) {
+    float t = timeMs * 0.001f; // seconds
+
+    // Center of the matrix
+    float cx = 10.0f;
+    float cy = 10.0f;
+
+    // Translate to center
+    float dx = x - cx;
+    float dy = y - cy;
+
+    // Rotation angle
+    float angle = t * 2.0f; // radians, spins over time
+    float cosA = sinPreCalc(TWO_PI/4 - angle);
+    float sinA = sinPreCalc(angle);
+
+    float rx = dx * cosA - dy * sinA;
+    float ry = dx * sinA + dy * cosA;
+
+    // Star of David = two overlapping equilateral triangles
+    // Approximate with slopes: y = ±sqrt(3)*x for the triangles
+
+    bool inStar = false;
+
+    // Upper triangle
+    if (ry >= -rx * 1.7f && ry >= rx * 1.7f && ry <= 0) inStar = true;
+    // Lower triangle
+    if (ry <= -rx * 1.7f && ry <= rx * 1.7f && ry >= 0) inStar = true;
+
+    // Draw the star
+    if (inStar) {
+        // Optional: pulsating color
+        uint8_t pulse = 150 + 105 * sinPreCalc(t * 3.0f);
+        return NeoPixel.Color(pulse, pulse, 255);
+    }
+
+    // Background
+    return NeoPixel.Color(0, 0, 20);
+}
+
+
+uint32_t jumpingJackPixel(uint8_t x, uint8_t y, float timeMs) {
+    float t = timeMs * 0.001f; // seconds
+
+    // Center of the stick figure
+    int cx = 10;
+    int cy = 12;
+
+    // Oscillation amplitudes
+    float armSpread = 4.0f * sinPreCalc(t * 2.0f);   // arms
+    float legSpread = 4.0f * sinPreCalc(t * 2.0f);   // legs
+    float jump = sinPreCalc(t * 2.0f) * -3.0f;        // up/down jump
+
+    // Background
+    uint32_t bg = NeoPixel.Color(0, 0, 0);
+
+    // -----------------
+    // Head (3x3)
+    // -----------------
+    int headY = cy - 5 + (int)jump;
+    if ((x >= cx - 1 && x <= cx + 1) && (y >= headY && y <= headY + 2)) {
+        return NeoPixel.Color(255, 255, 255);
+    }
+
+    // -----------------
+    // Body (vertical)
+    // -----------------
+    int bodyTop = cy - 2 + (int)jump;
+    int bodyBottom = cy + 2 + (int)jump;
+    if (x == cx && y >= bodyTop && y <= bodyBottom) {
+        return NeoPixel.Color(255, 255, 255);
+    }
+
+    // -----------------
+    // Arms (diagonal)
+    // -----------------
+    int leftArmX = cx - 1 - (int)armSpread;
+    int rightArmX = cx + 1 + (int)armSpread;
+    int armY = cy - 1 + (int)jump;
+
+    if ((x == leftArmX && y == armY - 1) || (x == leftArmX + 1 && y == armY) ||
+        (x == rightArmX && y == armY - 1) || (x == rightArmX - 1 && y == armY)) {
+        return NeoPixel.Color(255, 255, 255);
+    }
+
+    // -----------------
+    // Legs (diagonal)
+    // -----------------
+    int leftLegX = cx - 1 - (int)legSpread;
+    int rightLegX = cx + 1 + (int)legSpread;
+    int legY = cy + 3 + (int)jump;
+
+    if ((x == leftLegX && y == legY) || (x == leftLegX + 1 && y == legY + 1) ||
+        (x == rightLegX && y == legY) || (x == rightLegX - 1 && y == legY + 1)) {
+        return NeoPixel.Color(255, 255, 255);
+    }
+
+    return bg;
+}
+
+
+
+
+uint32_t bonfireMoonPixel(uint8_t x, uint8_t y, float timeMs) {
+  float t = timeMs * 0.001f; // seconds
+
+  // ------------------------
+  // Quarter moon (crescent)
+  // ------------------------
+  int moonX = 15;
+  int moonY = 4;
+  int moonR = 3;
+
+  float mdx = x - moonX;
+  float mdy = y - moonY;
+  float mdist = sqrt(mdx * mdx + mdy * mdy);
+
+  bool inMoon = (mdist <= moonR);
+
+  // Cut-out circle to form crescent
+  float cutX = moonX + 2;  // shift right to carve shadow
+  float cdx = x - cutX;
+  float cdist = sqrt(cdx * cdx + mdy * mdy);
+
+  bool inShadow = (cdist <= moonR);
+
+  if (inMoon && !inShadow) {
+    uint8_t glow = 140 + 40 * sinPreCalc(t * 0.5f);
+    return NeoPixel.Color(glow, glow, glow + 20);
+  }
+
+  // ------------
+  // Big bonfire
+  // ------------
+  int baseX = 10;
+  int baseY = 16;
+
+  bool log1 = (y == baseY && x >= 4 && x <= 15);
+  bool log2 = (y == baseY - 1 && x >= 5 && x <= 14);
+  bool log3 = (y == baseY - 2 && x >= 7 && x <= 12);
+
+  if (log1 || log2 || log3) {
+    return NeoPixel.Color(100, 50, 15);
+  }
+
+  int dx = x - baseX;
+  int dy = baseY - y;
+
+  if (dy >= 0 && dy <= 10 && abs(dx) <= (5 - dy / 2)) {
+    float flicker = sinPreCalc(t * 9.0f + x * 2.1f + y * 1.4f) * 0.5f + 0.5f;
+
+    uint8_t r = 170 + 85 * flicker;
+    uint8_t g = 70 + 160 * flicker - dy * 8;
+    uint8_t b = 0;
+
+    return NeoPixel.Color(constrain(r, 150, 255),
+                          constrain(g, 40, 220),
+                          b);
+  }
+
+  if (dy == 0 && abs(dx) <= 6) {
+    uint8_t glow = 90 + 50 * sinPreCalc(t * 7.0f + x * 0.8f);
+    return NeoPixel.Color(glow, glow / 2, 0);
+  }
+
+  // ----------------
+  // Night sky bg
+  // ----------------
+  uint8_t stars = 4 + 6 * sinPreCalc(t * 0.3f + x * 0.6f + y * 0.4f);
+  return NeoPixel.Color(0, 0, stars);
+}
+
+
+
+
+
+uint32_t nyanCatPixel(uint8_t x, uint8_t y, float timeMs) {
+  float t = timeMs * 0.0015f;  // seconds
+
+  // Cat position (flies left -> right, loops)
+  float catXf = fmod(t * 6.0f, 30.0f) - 6.0f;  // offscreen -> onscreen
+  int catX = (int)catXf;
+  int catY = 10 + (int)(sinPreCalc(t * 2.0f) * 2.0f);
+
+  // Background space
+  uint8_t stars = 5 + 10 * sinPreCalc(t * 0.7f + x * 0.9f + y * 0.4f);
+  uint32_t bg = NeoPixel.Color(0, 0, stars);
+
+  // Rainbow trail (behind cat)
+  if (x < catX && x > catX - 8 && abs(y - catY) <= 1) {
+    float phase = t * 6.0f + x * 0.5f;
+    uint8_t r = 127 + 127 * sinPreCalc(phase + 0.0f);
+    uint8_t g = 127 + 127 * sinPreCalc(phase + 2.1f);
+    uint8_t b = 127 + 127 * sinPreCalc(phase + 4.2f);
+    return NeoPixel.Color(r, g, b);
+  }
+
+  // Simple cat sprite (5x4)
+  bool cat =
+    (x == catX && y == catY) ||
+    (x == catX + 1 && y == catY) ||
+    (x == catX + 2 && y == catY) ||
+    (x == catX + 3 && y == catY) ||
+
+    (x == catX && y == catY - 1) ||
+    (x == catX + 1 && y == catY - 1) ||
+    (x == catX + 2 && y == catY - 1) ||
+    (x == catX + 3 && y == catY - 1) ||
+
+    (x == catX + 1 && y == catY - 2) ||
+    (x == catX + 2 && y == catY - 2) ||
+
+    (x == catX + 1 && y == catY + 1) ||
+    (x == catX + 2 && y == catY + 1);
+
+  if (cat) {
+    return NeoPixel.Color(200, 180, 160);  // cat body
+  }
+
+  // Face pixels (eyes)
+  if (x == catX + 1 && y == catY - 1) return NeoPixel.Color(0, 0, 0);
+  if (x == catX + 2 && y == catY - 1) return NeoPixel.Color(0, 0, 0);
+
+  return bg;
+}
+
+
+uint32_t xwingDeathStarPixel(uint8_t x, uint8_t y, float timeMs) {
+  // Convert ms to seconds for smooth trig
+  float t = timeMs * 0.001f;
+
+  // Scene timing (ms)
+  float flyTime = 2000.0f;
+  float shootTime = 1200.0f;
+  float explodeTime = 2000.0f;
+  float total = flyTime + shootTime + explodeTime;
+
+  float local = fmod(timeMs, total);
+
+  // Positions
+  int xwingX = (int)(-5 + (local / flyTime) * 30);  // flies left -> right
+  int xwingY = 10 + (int)(sinPreCalc(t * 2.0f) * 2.0f);
+
+  int dsX = 15;
+  int dsY = 10;
+  int dsR = 3;
+
+  // Background stars
+  uint8_t bg = 10 + 10 * sinPreCalc(t * 0.5f + x * 0.7f + y * 0.3f);
+  uint32_t color = NeoPixel.Color(0, 0, bg);
+
+  // Death Star body
+  float dx = x - dsX;
+  float dy = y - dsY;
+  float dist = sqrt(dx * dx + dy * dy);
+  bool onDeathStar = dist <= dsR;
+
+  // Phase 1: Fly-by
+  if (local < flyTime) {
+    if (onDeathStar) {
+      return NeoPixel.Color(120, 120, 120); // gray Death Star
+    }
+  }
+
+  // Phase 2: Shooting
+  if (local >= flyTime && local < flyTime + shootTime) {
+    if (onDeathStar) {
+      return NeoPixel.Color(150, 150, 150);
+    }
+
+    // Laser beam
+    int laserY = xwingY;
+    if (y == laserY && x > xwingX && x < dsX) {
+      return NeoPixel.Color(255, 0, 0);
+    }
+  }
+
+  // Phase 3: Explosion
+  if (local >= flyTime + shootTime) {
+    float e = local - flyTime - shootTime;
+    float radius = e * 0.005f;
+
+    if (dist < radius) {
+      uint8_t r = 255;
+      uint8_t g = max(0, 200 - (int)(e * 0.1f));
+      uint8_t b = 0;
+      return NeoPixel.Color(r, g, b);
+    }
+  }
+
+  // X-Wing sprite (tiny cross)
+  bool xwing =
+    (x == xwingX && y == xwingY) ||
+    (x == xwingX - 1 && y == xwingY) ||
+    (x == xwingX + 1 && y == xwingY) ||
+    (x == xwingX && y == xwingY - 1) ||
+    (x == xwingX && y == xwingY + 1);
+
+  if (xwing) {
+    return NeoPixel.Color(200, 200, 200);
+  }
+
+  return color;
+}
+
+
+uint32_t flappyBirdPixel(uint8_t x, uint8_t y, float t) {
+  const int W = 20;
+  const int H = 20;
+
+  float time = 0.0;
+  time = t / 400;
+  // Bird position (fixed X, smooth Y motion)
+  int birdX = 5;
+  float birdY = 10.0f + sinPreCalc(time * 3.0f) * 3.0f;  // flap motion
+
+  // Pipe movement (smooth scrolling)
+  float pipePos = 19.0f - fmod(time * 4.0f, 25.0f);
+  int pipeX = (int)pipePos;
+
+  // Moving gap
+  float gapCenter = 10.0f + sinPreCalc(time * 0.7f) * 4.0f;
+  int gapSize = 5;
+
+  // Background (sky)
+  uint8_t bgR = 0, bgG = 0, bgB = 20;
+
+  // Pipes
+  bool isPipe = (x == pipeX || x == pipeX - 1);
+  bool inGap = (y >= gapCenter - gapSize / 2.0f &&
+                y <= gapCenter + gapSize / 2.0f);
+
+  if (isPipe && !inGap) {
+    return NeoPixel.Color(0, 160, 0);
+  }
+
+  // Bird (2x2)
+  bool isBird =
+    (x == birdX || x == birdX + 1) &&
+    (y == (int)birdY || y == (int)(birdY + 1));
+
+  if (isBird) {
+    return NeoPixel.Color(255, 220, 0);
+  }
+
+  return NeoPixel.Color(bgR, bgG, bgB);
+}
+
+
+
+uint32_t creeper(uint8_t x, uint8_t y, uint32_t timestep) {
+int phase = (timestep / 40) % 120;  // animation cycle
+  int cx = 10;
+  int cy = 10;
+
+  // Base color = off
+  uint8_t r = 0, g = 0, b = 0;
+
+  // Creeper face mask
+  bool face = false;
+  bool eyeL = (x >= 5 && x <= 7 && y >= 5 && y <= 7);
+  bool eyeR = (x >= 12 && x <= 14 && y >= 5 && y <= 7);
+  bool mouth =
+    ((x >= 7 && x <= 12 && y >= 11 && y <= 13) ||
+     (x >= 8 && x <= 9 && y >= 9 && y <= 11) ||
+     (x >= 10 && x <= 11 && y >= 9 && y <= 11));
+
+  bool head = (x >= 3 && x <= 16 && y >= 3 && y <= 16);
+
+  // Phase 1 – Normal creeper
+  if (phase < 50) {
+    if (head) {
+      if (eyeL || eyeR || mouth) {
+        return NeoPixel.Color(0, 0, 0);
+      } else {
+        return NeoPixel.Color(0, 180, 0);
+      }
+    }
+    return NeoPixel.Color(0, 0, 0);
+  }
+
+  // Phase 2 – White flash (about to explode)
+  if (phase < 65) {
+    if (head) {
+      uint8_t flash = 200 + 55 * sinPreCalc(phase * 0.8);
+      return NeoPixel.Color(flash, flash, flash);
+    }
+    return NeoPixel.Color(0, 0, 0);
+  }
+
+  // Phase 3 – Explosion
+  int t = phase - 65;
+  float dx = x - cx;
+  float dy = y - cy;
+  float dist = sqrt(dx * dx + dy * dy);
+
+  // Expanding explosion radius
+  float radius = t * 0.4;
+
+  if (dist > radius && dist < radius + 2) {
+    // fiery ring
+    uint8_t rr = 255;
+    uint8_t gg = random(80, 160);
+    return NeoPixel.Color(rr, gg, 0);
+  }
+
+  if (dist < radius) {
+    // fading embers
+    uint8_t fade = max(0, 200 - t * 6);
+    return NeoPixel.Color(fade, fade / 2, 0);
+  }
+
+  return NeoPixel.Color(0, 0, 0);
+}
+
+uint32_t breathe(uint8_t x, uint8_t y, float t) {
+  float cx = 9.5, cy = 9.5;
+  float dx = x - cx;
+  float dy = y - cy;
+  float dist = sqrt(dx * dx + dy * dy);
+
+  float wave = sinPreCalc(dist * 0.6 - t * 0.05 / 200.0);
+  float breath = (sinPreCalc(t * 0.02 / 200.0) + 1) * 0.5;
+
+  uint8_t r = 50 + 200 * breath;
+  uint8_t g = 30 + 100 * wave * breath;
+  uint8_t b = 150 + 100 * (1 - breath);
+
+  return NeoPixel.Color(r, g, b);
+}
+
+uint32_t galaxy(uint8_t x, uint8_t y, float t) {
+  float cx = 9.5, cy = 9.5;
+  float dx = x - cx;
+  float dy = y - cy;
+  float angle = atan2(dy, dx);
+  float dist = sqrt(dx * dx + dy * dy);
+
+  float spin = angle + dist * 0.3 - t / 10 * 0.02;
+  float v = (sinPreCalc(spin * 3) + 1) * 0.5;
+
+  uint8_t r = 80 + 175 * v;
+  uint8_t g = 0;
+  uint8_t b = 120 + 135 * (1 - v);
+
+  return NeoPixel.Color(r, g, b);
+}
+
+float distToSegment(float px, float py, float x1, float y1, float x2, float y2) {
+  float vx = x2 - x1;
+  float vy = y2 - y1;
+  float wx = px - x1;
+  float wy = py - y1;
+
+  float c1 = vx * wx + vy * wy;
+  if (c1 <= 0) return sqrt((px - x1)*(px - x1) + (py - y1)*(py - y1));
+
+  float c2 = vx * vx + vy * vy;
+  if (c2 <= c1) return sqrt((px - x2)*(px - x2) + (py - y2)*(py - y2));
+
+  float b = c1 / c2;
+  float bx = x1 + b * vx;
+  float by = y1 + b * vy;
+
+  return sqrt((px - bx)*(px - bx) + (py - by)*(py - by));
+}
+
+uint32_t flyingWireCubeHard(uint8_t x, uint8_t y, float t) {
+  float cx = 9.5;
+  float cy = 9.5;
+
+  float time = t * 0.0015 / 2.0;
+
+  float cube[8][3] = {
+    {-1,-1,-1}, {1,-1,-1}, {1,1,-1}, {-1,1,-1},
+    {-1,-1, 1}, {1,-1, 1}, {1,1, 1}, {-1,1, 1}
+  };
+
+  const uint8_t edges[12][2] = {
+    {0,1},{1,2},{2,3},{3,0},
+    {4,5},{5,6},{6,7},{7,4},
+    {0,4},{1,5},{2,6},{3,7}
+  };
+
+  float zpos = fmod(time * 3.0, 6.0) + 2.0;
+  float scale = 7.0;
+
+  float rx = time * 1.3;
+  float ry = time * 0.9;
+  float rz = time * 0.7;
+
+  float px = x;
+  float py = y;
+
+  float proj[8][2];
+
+  for (int i = 0; i < 8; i++) {
+    float X = cube[i][0];
+    float Y = cube[i][1];
+    float Z = cube[i][2];
+
+    float y1 = Y * sinPreCalc(TWO_PI/4 - rx) - Z * sinPreCalc(rx);
+    float z1 = Y * sinPreCalc(rx) + Z * sinPreCalc(TWO_PI/4 - rx);
+    Y = y1; Z = z1;
+
+    float x2 = X * sinPreCalc(TWO_PI/4 - ry) + Z * sinPreCalc(ry);
+    float z2 = -X * sinPreCalc(ry) + Z * sinPreCalc(TWO_PI/4 - ry);
+    X = x2; Z = z2;
+
+    float x3 = X * sinPreCalc(TWO_PI/4 - rz) - Y * sinPreCalc(rz);
+    float y3 = X * sinPreCalc(rz) + Y * sinPreCalc(TWO_PI/4 - rz);
+    X = x3; Y = y3;
+
+    proj[i][0] = cx + X * scale;
+    proj[i][1] = cy + Y * scale;
+  }
+
+  bool onEdge = false;
+  const float thickness = 0.6;   // edge thickness in pixels
+
+  for (int e = 0; e < 12; e++) {
+    int a = edges[e][0];
+    int b = edges[e][1];
+
+    float d = distToSegment(px, py,
+                            proj[a][0], proj[a][1],
+                            proj[b][0], proj[b][1]);
+
+    if (d < thickness) {
+      onEdge = true;
+      break;
+    }
+  }
+
+  if (onEdge) {
+    return NeoPixel.Color(0, 0, 255);  // sharp neon wireframe
+  } else {
+    return NeoPixel.Color(0, 0, 0);      // background off
+  }
+}
+
+
+bool isPacmanPixel(int px, int py, float cx, float cy, float r, float mouthOpen) {
+  float dx = px - cx;
+  float dy = py - cy;
+  float dist2 = dx*dx + dy*dy;
+
+  if (dist2 > r*r) return false;
+
+  float angle = atan2(dy, dx); // -PI..PI
+
+  // Mouth opening angle
+  float mouth = mouthOpen * 0.8;  // max opening
+  if (angle > -mouth && angle < mouth) return false;
+
+  return true;
+}
+
+uint32_t pacman(uint8_t x, uint8_t y, uint32_t t) {
+  // Movement
+  float time = t * 0.005 / 3.0;
+  float cx = fmod(time * 6.0, 26.0) - 3.0;  // move across screen
+  float cy = 10.0;
+  float r  = 4.0;
+
+  // Mouth animation (chomp)
+  float mouth = (sinPreCalc(time * 6.0) + 1.0) * 0.5;  // 0..1
+
+  // Optional pellets
+  int pelletX = ((int)(time * 6.0)) % 20;
+  bool pellet = (x == pelletX && y == 10);
+
+  if (isPacmanPixel(x, y, cx, cy, r, mouth)) {
+    return NeoPixel.Color(255, 220, 0); // Pac-Man yellow
+  }
+
+  if (pellet) {
+    return NeoPixel.Color(200, 200, 200); // pellet
+  }
+
+  return NeoPixel.Color(0, 0, 0);
+}
+
+uint32_t coolEffect(uint8_t x, uint8_t y, float t) {
+  // Center of the grid
+  float cx = 9.5;
+  float cy = 9.5;
+  float time = 0;
+  time = t / 100.0;
+
+  // Distance from center
+  float dx = x - cx;
+  float dy = y - cy;
+  float dist = sqrt(dx * dx + dy * dy);
+
+  // Animated wave
+  float wave = sinPreCalc(dist * 0.6 - time * 0.15);
+
+  // Rainbow hue shifts over time and space
+  float hue = dist * 20 + time * 3;
+
+  // Breathing brightness
+  float brightness = (sinPreCalc(time * 0.08) + 1.0) * 0.5; // 0..1
+
+  // Convert HSV → RGB (simple version)
+  uint8_t r, g, b;
+  float h = fmod(hue, 360.0);
+
+  int i = int(h / 60.0) % 6;
+  float f = (h / 60.0) - i;
+  float v = brightness * (0.5 + 0.5 * wave);
+  if (v < 0) v = 0;
+  if (v > 1) v = 1;
+
+  float p = 0;
+  float q = v * (1 - f);
+  float s = v * f;
+
+  float R, G, B;
+  switch (i) {
+    case 0: R = v; G = s; B = p; break;
+    case 1: R = q; G = v; B = p; break;
+    case 2: R = p; G = v; B = s; break;
+    case 3: R = p; G = q; B = v; break;
+    case 4: R = s; G = p; B = v; break;
+    default: R = v; G = p; B = q; break;
+  }
+
+  r = (uint8_t)(R * 255);
+  g = (uint8_t)(G * 255);
+  b = (uint8_t)(B * 255);
+
+  return NeoPixel.Color(r, g, b);
+}
@@ -0,0 +1,32 @@
+#ifndef ANIMATION_H
+#define ANIMATION_H
+
+#include <Arduino.h>
+#include <Adafruit_NeoPixel.h>
+
+extern Adafruit_NeoPixel NeoPixel;
+extern const uint8_t imageManuBude[20][20];
+
+uint32_t breathe(uint8_t x, uint8_t y, float t);
+uint32_t galaxy(uint8_t x, uint8_t y, float t);
+uint32_t flyingWireCubeHard(uint8_t x, uint8_t y, float t);
+uint32_t pacman(uint8_t x, uint8_t y, uint32_t t);
+uint32_t coolEffect(uint8_t x, uint8_t y, float t);
+uint32_t creeper(uint8_t x, uint8_t y, uint32_t timestep);
+uint32_t flappyBirdPixel(uint8_t x, uint8_t y, float time);
+uint32_t xwingDeathStarPixel(uint8_t x, uint8_t y, float timeMs);
+uint32_t nyanCatPixel(uint8_t x, uint8_t y, float timeMs);
+uint32_t bonfireMoonPixel(uint8_t x, uint8_t y, float timeMs);
+uint32_t jumpingJackPixel(uint8_t x, uint8_t y, float timeMs);
+uint32_t spinningDavidStarPixel(uint8_t x, uint8_t y, float timeMs);
+uint32_t starrySkyPixel(uint8_t x, uint8_t y, float timeMs);
+uint32_t starrySky(uint8_t x, uint8_t y, float timeMs);
+uint32_t purpleRain(uint8_t x, uint8_t y, float timeMs);
+uint32_t amongUsPixel(uint8_t x, uint8_t y, float timeMs);
+uint32_t minecraftPumpkin(uint8_t x, uint8_t y, float timeMs);
+uint32_t bubbles(uint8_t x, uint8_t y, float timeMs);
+int displayAnimationFrame(int timeMs, int CycleAnimationOn, int AnimationIndex);
+
+uint8_t hash8(uint16_t x, uint16_t y);
+
+#endif
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