// Project moved: https://wokwi.com/projects/424984254131299329
// ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
// ┃ Arduino UNO smoot_rgb_light                              ┃
// ┃                                                          ┃
// ┃ An RGB LED smoothly transitioning colors                 ┃
// ┃ It controls the LED to simulate a color changing lamp,   ┃
// ┃ cycling through red, green, and blue.                    ┃
// ┃                                                          ┃
// ┃ Copyright (c) 2023 Alejandro Alborno                     ┃
// ┃ GitLab: https://gitlab.com/sal.alborno/alborno_es        ┃
// ┃ License: Dual license MIT & Apache 2.0                   ┃
// ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛

#include "albornolib.h"

#define SCALE 1
#define TIME SECOND/50

#define RED 11
#define GREEN 10
#define BLUE 9

void setup() {
  pinMode(RED, OUTPUT);
  pinMode(GREEN, OUTPUT);
  pinMode(BLUE, OUTPUT);
}

unsigned r = 256;
unsigned g = 0;
unsigned b = 0;

void loop() {
    for (   ; r > 0; r -= SCALE, g += SCALE) {
        if (r  > 200) { delay(TIME); }
        set(RED, r);
        set(GREEN, g);
        delay(TIME);
    }

    for (   ; g > 0; g -= SCALE, b += SCALE) {
        if (g  > 200) { delay(TIME); }
        set(GREEN, g);
        set(BLUE, b);
        delay(TIME);
    }

    for (   ; b > 0; b -= SCALE, r += SCALE) {
        if (b  > 200) { delay(TIME); }
        set(BLUE, b);
        set(RED, r);
        delay(TIME);
    }
}