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- void Fire2012()
- {
- // Array of temperature readings at each simulation cell
- static byte heat[NUM_LEDS];
- // Step 1. Cool down every cell a little
- for( int i = 0; i < NUM_LEDS; i++) {
- heat[i] = qsub8( heat[i], random8(0, ((COOLING * 10) / NUM_LEDS) + 2));
- }
- // Step 2. Heat from each cell drifts 'up' and diffuses a little
- for( int k= NUM_LEDS - 1; k >= 2; k--) {
- heat[k] = (heat[k - 1] + heat[k - 2] + heat[k - 2] ) / 3;
- }
- // Step 3. Randomly ignite new 'sparks' of heat near the bottom
- if( random8() < SPARKING ) {
- int y = random8(7);
- heat[y] = qadd8( heat[y], random8(160,255) );
- }
- // Step 4. Map from heat cells to LED colors
- for( int j = 0; j < NUM_LEDS; j++) {
- leds[j] = HeatColor( heat[j]);
- strip.setPixelColor(j,leds[j].red,leds[j].green,leds[j].blue);//Conversion not working well
- }
- }
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