[PROG1] Ficha 7 | Exercício 6

#include <stdio.h>
float max (float r , float g , float b)
{
    if (r > g && r > b) return r ;
    if (g > r && g > b) return g ;
    if (b > r && b > g) return b ;
}
float min (float r , float g , float b)
{
    if (r < g && r < b) return r ;
    if (g < r && g < b) return g ;
    if (b < r && b < g) return b ;
}
float hue (float r , float g , float b)
{
    r /= 255 ;
    g /= 255 ;
    b /= 255 ;
    float mx = max (r , g , b) , mn = min (r , g , b);
    if (mx == b) return (60 * (r - g) / (mx - mn)) ;
    else if (mx == g) return (60 * (b - r) / (mx - mn) + 120) ;
    else if (mx == r)
    {
        if (g < b) return (60 * (g - b) / (mx - mn) + 360) ;
        else if (g >= b) return (60 * (g - b) / (mx - mn)) ;
    }
}
int main ()
{
    float r , g , b ;
    printf ("Insira as componentes RGB: ") ;
    scanf ("%f %f %f" , &r , &g , &b) ;
    printf ("RGB=(%.f, %.f, %.f) <=> HSV=(%.3f, %.3f, %.3f)" , r , g , b , hue(r , g , b) , (max (r / 255 , g / 255 , b / 255) - min (r / 255 , g / 255 , b / 255)) / max (r / 255 , g / 255 , b / 255) , max (r / 255 , g / 255 , b / 255)) ;
    return 0 ;
}