Computer Graphics Lab Codings-RGB TO HSV COLOR MODELS

Technicalsymposium.com-Free Email Alerts

Subscribe & Get All Fresher Jobs Information & Study Materials PDF and Projects- Free Download

Computer Graphics Source Codings & Projects PDF- Free Download

#include "math.h"

#define MIN(a,b) (a<b?a:b)

#define MAX(a,b) (a>b?a:b)

#define NO_HUE -1

void rgbtohsv(float r,float g,float b,float h,float s,float v)

{

float max=MAX(r,MAX(g,b)),min=MIN(r,MIN(g,b));

float delta=max-min;

v=max;

if(max!=0.0)

s=delta/max;

else

s=0.0;

if(s==0.0) h=NO_HUE;

else

{

if(r==max)

h=(g-b)/delta;

else if(g==max)

h=2+(b-r)/delta;

else if(b==max)

h=4+(r-g)/delta;

h*=60.0;

if(h<0)h+=360.0;

h/=360.0;

}

printf("H=%f S= %f V=%f",h,s,v); }

void main()

{

float a,b,c,d,e,f;

clrscr();

printf("Enter the RGB and HSV values :");

scanf("%f%f%f%f%f%f",&a,&b,&c,&d,&e,&f);

rgbtohsv(a,b,c,&d,&e,&f);

getch();

}

Download All C Programming & Study Materials PDF