1 files changed, 82 insertions, 0 deletions
diff --git a/examples/Pride2015/Pride2015.ino b/examples/Pride2015/Pride2015.ino
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+++ b/examples/Pride2015/Pride2015.ino
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+#include "FastLED.h"
+
+// Pride2015
+// Animated, ever-changing rainbows.
+// by Mark Kriegsman
+
+#if FASTLED_VERSION < 3001000
+#error "Requires FastLED 3.1 or later; check github for latest code."
+#endif
+
+#define DATA_PIN    3
+//#define CLK_PIN   4
+#define LED_TYPE    WS2811
+#define COLOR_ORDER GRB
+#define NUM_LEDS    200
+#define BRIGHTNESS  255
+
+CRGB leds[NUM_LEDS];
+
+
+void setup() {
+  delay(3000); // 3 second delay for recovery
+  
+  // tell FastLED about the LED strip configuration
+  FastLED.addLeds<LED_TYPE,DATA_PIN,COLOR_ORDER>(leds, NUM_LEDS)
+    .setCorrection(TypicalLEDStrip)
+    .setDither(BRIGHTNESS < 255);
+
+  // set master brightness control
+  FastLED.setBrightness(BRIGHTNESS);
+}
+
+
+void loop()
+{
+  pride();
+  FastLED.show();  
+}
+
+
+// This function draws rainbows with an ever-changing,
+// widely-varying set of parameters.
+void pride() 
+{
+  static uint16_t sPseudotime = 0;
+  static uint16_t sLastMillis = 0;
+  static uint16_t sHue16 = 0;
+ 
+  uint8_t sat8 = beatsin88( 87, 220, 250);
+  uint8_t brightdepth = beatsin88( 341, 96, 224);
+  uint16_t brightnessthetainc16 = beatsin88( 203, (25 * 256), (40 * 256));
+  uint8_t msmultiplier = beatsin88(147, 23, 60);
+
+  uint16_t hue16 = sHue16;//gHue * 256;
+  uint16_t hueinc16 = beatsin88(113, 1, 3000);
+  
+  uint16_t ms = millis();
+  uint16_t deltams = ms - sLastMillis ;
+  sLastMillis  = ms;
+  sPseudotime += deltams * msmultiplier;
+  sHue16 += deltams * beatsin88( 400, 5,9);
+  uint16_t brightnesstheta16 = sPseudotime;
+  
+  for( uint16_t i = 0 ; i < NUM_LEDS; i++) {
+    hue16 += hueinc16;
+    uint8_t hue8 = hue16 / 256;
+
+    brightnesstheta16  += brightnessthetainc16;
+    uint16_t b16 = sin16( brightnesstheta16  ) + 32768;
+
+    uint16_t bri16 = (uint32_t)((uint32_t)b16 * (uint32_t)b16) / 65536;
+    uint8_t bri8 = (uint32_t)(((uint32_t)bri16) * brightdepth) / 65536;
+    bri8 += (255 - brightdepth);
+    
+    CRGB newcolor = CHSV( hue8, sat8, bri8);
+    
+    uint16_t pixelnumber = i;
+    pixelnumber = (NUM_LEDS-1) - pixelnumber;
+    
+    nblend( leds[pixelnumber], newcolor, 64);
+  }
+}