#ifndef COSMOPOLITAN
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <stdio.h>
#endif

#ifndef H_COLOURS
#define H_COLOURS

enum colour_space {
    CS_INVALID = 0,
    CS_RGB = 1, // default to RGB
    CS_HSV = 2,
    CS_HSL = 3,
};

struct colour {
    double h;
    double s;
    double v;
    double l;
    int r;
    int g;
    int b;
    enum colour_space sp;
};

struct colour get_random_color(unsigned int seed);

// doesn't support hsl-hsv or converse, conversion
struct colour get_hsl(struct colour c);
struct colour get_hsv(struct colour c); 

struct colour get_rgb(struct colour c); 

struct colour *get_adjacent(struct colour base, int deg, int num); 

void print_colour(struct colour c); 

#endif