mood_ring.c File Reference

Detailed Description

#include "cubelet.h"
 
void setup()
{
 
}
 
void loop()
{
    think();
    act();
}
 
void think()
{
    if (!block_value_override)
    {
        block_value = weighted_average();
    }
}
 
void act()
{
    uint8_t r, g, b, brightness;
    static uint8_t last_hue = 0;
    static uint8_t blink_led = 0;  // Tracks the LED that will blink brightly.
 
    // Hue calculation based on block_value
    uint8_t hue = (uint8_t)(block_value * 2);  // Faster hue shift with higher block_value
 
    // Iterate through the LEDs in pairs to create symmetry
    for (uint8_t i = 0; i < 4; i++)
    {
        hueToRGB((hue + i * 64) % 255, 10, &r, &g, &b);  // Generate RGB from hue, changing slightly per pair
 
        // Calculate brightness, increasing with block_value
        brightness = (uint8_t)((block_value / 2) + (rand() % (block_value / 2 + 1)));
 
        // Scale RGB by brightness
        r = (r * brightness) / 255;
        g = (g * brightness) / 255;
        b = (b * brightness) / 255;
 
        // Set LEDs in mirrored pairs for symmetry
        LedSet(i, r, g, b);        // LED i
        LedSet(7 - i, r, g, b);    // Symmetrical LED (7 - i)
    }
 
    // Blinking bright LED effect (varies with block_value)
    if (rand() % (256 - block_value) < 5)  // More frequent blink with higher block_value
    {
        blink_led = rand() % 8;  // Choose a random LED to blink
        LedSetHue(blink_led, last_hue, 255);  // Set to bright hue with maximum brightness
    }
 
    // Slightly change the hue for the next iteration
    last_hue = (last_hue + 1) % 255;
 
    // Update LED ring and introduce a delay that decreases with block_value
    wait(150 - (block_value / 2));  // Faster updates as block_value increases
    LedRingUpdate();
}