LEDAnimtions.ino

//CSK 3/17/2013 Libraries new location
//https://github.com/FastLED/FastLED
//https://github.com/FastLED/FastLED/wiki/Overview

#include "FastLED.h"

// Constants
#define COLOR_ORDER       GRB
#define MAX_BRIGHTNESS    200 // MAX is actually 255, set to 200 to reduce draw and thermal output
#define NUM_LEDS          150
#define DATA_PIN          6 // White wire from the http://www.andymark.com/product-p/am-2917.htm power connector

// Class variables
CRGB leds[NUM_LEDS]; // Array of LEDs
int shootPin = 7; // Input from RIO to tell if we're shooting or not
int shootVal = 0;
int switchPin = 8; // Input from RIO to tell if were dropping or not
int switchVal = 0;
int alliancePin = 8; // Input from RIO to tell what alliance we are
int allianceVal = 0;
CRGB allianceColor = CRGB::Green; // The alliance color, default green
int scaleIterations = 1;

void setup()
{
   // Register input pins
   pinMode(shootPin, INPUT);
   pinMode(switchPin, INPUT);
   pinMode(alliancePin, INPUT);
   
   // Register LED strip, start solid green
   FastLED.addLeds<WS2812B, DATA_PIN, COLOR_ORDER>(leds, NUM_LEDS);
   FastLED.clear();
   FastLED.setBrightness(MAX_BRIGHTNESS);
   fill_solid(leds, NUM_LEDS, allianceColor);
   FastLED.show();
   
   // Start serial port at 9600 bps
   Serial.begin(9600);
}

void loop()
{
   // Collect pin values
   shootVal = digitalRead(shootPin);
   switchVal = digitalRead(switchPin);
   allianceVal = digitalRead(alliancePin);

   // Set alliance color 
   if (allianceVal == HIGH)
      allianceColor = CRGB::Red;
   else
      allianceColor = CRGB::Blue;
	  
   if (shootVal = HIGH)
      shootAnim();
   else if (switchVal == HIGH)
      switchAnim();
   else {
      fill_solid(leds, NUM_LEDS, allianceColor);
	  scaleIterations = 1;
   }
}

void shootAnim()
{
   // Calculate delay time in microseconds
   int wait = 3000
   if (1 < scaleIterations && scaleIterations < 5)
      wait = wait / scaleIterations;

   // Start animation
   FastLED.setBrightness(MAX_BRIGHTNESS);
   for(int led_number = 0; led_number < NUM_LEDS; led_number++)
   {
      // Turn on LED
      leds[led_number] = allianceColor;
      FastLED.show();
	  
      // Pause before "going" to next LED
      delayMicroseconds(wait);
   }
   for(int led_number = 0; led_number < NUM_LEDS; led_number++)
   {
      // Turn off LED
      leds[led_number] = CRGB::Black;
      FastLED.show();
	  
      // Pause before "going" to next LED
      delayMicroseconds(wait);
   }
   
   // Increment iterations
   scaleIterations = scaleIterations++;
}

void switchAnim()
{
   int wait = 4;
   FastLED.setBrightness(MAX_BRIGHTNESS);
   for(int led_number = 0; led_number < NUM_LEDS; led_number++)
   {
      // Turn on LED
      leds[led_number] = allianceColor;
      FastLED.show();
      // Pause before "going" to next LED
      delay(wait);
   }
   for(int led_number = 0; led_number < NUM_LEDS; led_number++)
   {
      // Turn off LED
      leds[led_number] =CRGB::Black;
      FastLED.show();
      // Pause before "going" to next LED
      delay(wait);
   }
}