#include <FastLED.h>

void setup() {
  Serial.begin(2000000);
}

void loop() {
  static uint32_t z = 0;
  static uint16_t low = -1;
  static uint16_t high = 0;
  z += 64;
  uint16_t n1 = inoise16(     0,      0, z);
  uint16_t n2 = inoise16( 10000,  10000, z);
  uint16_t n3 = inoise16( 80000,  80000, z);
  uint16_t n4 = inoise16(400000, 400000, z);
  low = min(low, min(n1, min(n2, min(n3, n4))));
  high = max(high, max(n1, max(n2, max(n3, n4))));
  Serial.print(low);
  Serial.print(',');
  Serial.print(n1);
  Serial.print(',');
  Serial.print(n2);
  Serial.print(',');
  Serial.print(n3);
  Serial.print(',');
  Serial.print(n4);
  Serial.print(',');
  Serial.println(high);
}