 
 // Lookup the pixel's color for the tilt based interface.
 uint32_t tiltColorLookup(int led, float angle) {
-    const float originX = IMAGE_WIDTH / 2;
-    const float originY = IMAGE_HEIGHT - 1;
+  const float originX = IMAGE_WIDTH / 2;
+  const float originY = IMAGE_HEIGHT - 1;
 
-    const float hypotenuse = sqrt(originX*originX +
-                                  originY*originY);
+  const float hypotenuse = sqrt(originX*originX +
+                                originY*originY);
 
-    int h = mapfloat(led, 0.0, float(LEDS), 0, hypotenuse);
+  int h = mapfloat(led, 0.0, float(LEDS), 0, hypotenuse);
 
-    int deltaX = cos(angle) * h;
-    int deltaY = sin(angle) * h;
+  int deltaX = cos(angle) * h;
+  int deltaY = sin(angle) * h;
 
-    int x = int(originX + deltaX);
-    int y = int(originY + deltaY);
-    int pixelIndex = x + y * IMAGE_WIDTH;
-    // If we are out of bounds set color to black
-    if (x < 0 || x > IMAGE_WIDTH - 1 || y < 0 || y > IMAGE_HEIGHT - 1) {
-      pixelIndex = -1;
-    }
-    return lookupColor(pixelIndex);
+  int x = int(originX + deltaX);
+  int y = int(originY + deltaY);
+  int pixelIndex = x + y * IMAGE_WIDTH;
+  // If we are out of bounds set color to black
+  if (x < 0 || x > IMAGE_WIDTH - 1 || y < 0 || y > IMAGE_HEIGHT - 1) {
+    pixelIndex = -1;
+  }
+  return lookupColor(pixelIndex);
 }
 
 // Lookup the pixel's color for the wheel based interface.
 uint32_t wheelColorLookup(int led, float angle) {
-    int x = int(mapfloat(angle, -PI, PI, 0.0, float(IMAGE_WIDTH-1)));
+  int x = int(mapfloat(angle, -PI, PI, 0.0, float(IMAGE_WIDTH-1)));
 
-    int pixelIndex = x + led * IMAGE_WIDTH;
-    return lookupColor(pixelIndex);
+  int pixelIndex = x + led * IMAGE_WIDTH;
+  return lookupColor(pixelIndex);
 }
 
 // Last tick for the timer based interface.


void setup() {
  // This is for Trinket 5V 16MHz, you can remove these three lines if you are not using a Trinket
  #if defined (__AVR_ATtiny85__)
    if (F_CPU == 16000000) clock_prescale_set(clock_div_1);
  #endif
  // End of trinket special code

  strip.begin();

#include <avr/pgmspace.h>
#include <math.h>

#include <Adafruit_NeoPixel.h>

#include "image.h"

#ifdef __AVR__
#include <avr/power.h>
#endif

/****************************************************/
