#include <stdlib.h>
#include <stdio.h>
#include <SDL/SDL.h>

void pause();

int main(int argc, char *argv[])
{
 
   
    SDL_Surface *lignes[256] = {NULL}, *ecran = NULL;
    int r = 255, v = 0;
   
    SDL_Init(SDL_INIT_VIDEO);
   
    SDL_Rect position;
   
    ecran = SDL_SetVideoMode(640, 256, 32, SDL_HWSURFACE);
   

   
    for (r = 255; v <= 255 ; r--, v++ )
        lignes[v] = SDL_CreateRGBSurface(SDL_HWSURFACE, 640, 1, 32, 0, 0, 0, 0);
       
        SDL_FillRect(ecran, NULL, SDL_MapRGB(ecran->format, 0, 0, 0));
   
    for (r = 255; v <= 255 ; r--, v++ )
    {
        position.x = 0;
        position.y = v;
        SDL_FillRect(lignes[v], NULL, SDL_MapRGB(ecran->format, r, v, 0));
        SDL_BlitSurface(lignes[v], NULL, ecran, &position);
    }
       
         
   
   
    SDL_Flip(ecran); 

    pause();

    SDL_FreeSurface(lignes[v]);
    SDL_Quit();

    return EXIT_SUCCESS;
}

void pause()
{
    int continuer = 1;
    SDL_Event event;

    while (continuer)
    {
        SDL_WaitEvent(&event);
        switch(event.type)
        {
            case SDL_QUIT:
                continuer = 0;
        }
    }
}

#include <stdlib.h>
#include <stdio.h>
#include <SDL/SDL.h>

void pause();

int main(int argc, char *argv[])
{
 
   
    SDL_Surface *lignes[256] = {NULL}, *ecran = NULL;
    int r = 255, v = 0;
   
    SDL_Init(SDL_INIT_VIDEO);
   
    SDL_Rect position;
   
    ecran = SDL_SetVideoMode(640, 256, 32, SDL_HWSURFACE);
   

   
    for (r = 255, v = 0; v <= 255 ; r--, v++ )
        lignes[v] = SDL_CreateRGBSurface(SDL_HWSURFACE, 640, 1, 32, 0, 0, 0, 0);
       

   
    for (r = 255, v = 0; v <= 255 ; r--, v++ )
    {
        position.x = 0;
        position.y = v;
        SDL_FillRect(lignes[v], NULL, SDL_MapRGB(ecran->format, r, v, 0));
        SDL_BlitSurface(lignes[v], NULL, ecran, &position);
    }
       
         
   
   
    SDL_Flip(ecran); 

    pause();

    SDL_FreeSurface(lignes[v]);
    SDL_Quit();

    return EXIT_SUCCESS;
}

void pause()
{
    int continuer = 1;
    SDL_Event event;

    while (continuer)
    {
        SDL_WaitEvent(&event);
        switch(event.type)
        {
            case SDL_QUIT:
                continuer = 0;
        }
    }
}