SDL bullet engine

/* Blit each bullet with her position. It not starts until the user not press space for first time */
SDL_Rect posicion2;
        for (int i = 0;i < disparos;i++) {
            posicion2.x = posDisparo[i].x;
            posicion2.y = posDisparo[i].y;
            SDL_BlitSurface(disparo, NULL, screen, &posicion2);

        }


//Looking succes
while (SDL_PollEvent(&suceso)) {
            if (suceso.type == SDL_QUIT) {
                terminado = 1;
            }
            if (suceso.type == SDL_KEYDOWN) {
                if (suceso.key.keysym.sym == SDLK_ESCAPE) {
                    terminado = 1;
                }
            }
        }

/* Space = add one bullet and the position of it with one array that are controllated for the variable "disparos" */
if (teclas[SDLK_SPACE]) {

            disparos++;
            posDisparo[disparos].x = xNave + 25;
            posDisparo[disparos].y = yNave + 20;
        }

//-1 pixel each bullet
        for (int i = 0;i < disparos;i++) {
            posDisparo[i].y -= 1;
        }