#include"SDL/SDL.h"
#include
const int SCREEN_WIDTH = 640;
const int SCREEN_HEIGHT = 480;
const int SCREEN_BPP = 32;
SDL_Surface *message = NULL;
SDL_Surface *background = NULL;
SDL_Surface *screen = NULL;
SDL_Surface *load_image(std::string filename)
{
SDL_Surface *loadedImage = NULL;
SDL_Surface *optimizedImage = NULL;
loadedImage = SDL_LoadBMP(filename.c_str());
if(loadedImage!= NULL)
{
optimizedImage=SDL_DisplayFormat(loadedImage);
SDL_FreeSurface(loadedImage);
}
return optimizedImage;
}
void apply_surface(int x, int y, SDL_Surface *source, SDL_Surface *destination)
{
SDL_Rect offset;
offset.x=x;
offset.y=y;
SDL_BlitSurface(source, NULL, destination, &offset);
}
int main(int argc, char *args[])
{
if(SDL_Init(SDL_INIT_EVERYTHING)== -1)
{
return 1;
}
screen = SDL_SetVideoMode(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_BPP,SDL_SWSURFACE);
if(screen==NULL)
{
return 1;
}
SDL_WM_SetCaption("hello world", NULL);
message=load_image("1.bmp") ;
background=load_image("hello.bmp");
apply_surface(0, 0, background, screen);
apply_surface(320, 0, background, screen);
apply_surface(0, 240, background, screen);
apply_surface(320, 240, background, screen);
apply_surface(180, 140, message, screen);
if(SDL_Flip(screen)== -1)
{
return 1;
}
SDL_Delay(5000);
SDL_FreeSurface(message);
SDL_FreeSurface(background);
SDL_Quit();
return 0;
}