1 // SdlTest.cpp : 此文件包含 "main" 函數。程序執行將在此處開始并結束。
 2 //
 3 
 4 #include <iostream>
 5 #include "SDL.h"
 6 #include "SDL_image.h"
 7 
 8 int main(int argc, char* argv[]) {
 9     if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTS) < 0) {
10         std::cout << "Error SDL2 Initialization : " << SDL_GetError();
11         return 1;
12     }
13 
14     if (IMG_Init(IMG_INIT_PNG) == 0) {
15         std::cout << "Error SDL2_image Initialization";
16         return 2;
17     }
18 
19     SDL_Window* window = SDL_CreateWindow("First program", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 800, 600, SDL_WINDOW_OPENGL);
20     if (window == NULL) {
21         std::cout << "Error window creation";
22         return 3;
23     }
24 
25     SDL_Renderer* renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
26     if (renderer == NULL) {
27         std::cout << "Error renderer creation";
28         return 4;
29     }
30 
31     SDL_Surface* lettuce_sur = IMG_Load("D:\\Temp\\SdlTest\\x64\\Debug\\girl.png");
32     if (lettuce_sur == NULL) {
33         std::cout << "Error loading image: " << IMG_GetError();
34         return 5;
35     }
36 
37     SDL_Texture* lettuce_tex = SDL_CreateTextureFromSurface(renderer, lettuce_sur);
38     if (lettuce_tex == NULL) {
39         std::cout << "Error creating texture";
40         return 6;
41     }
42 
43     SDL_FreeSurface(lettuce_sur);
44 
45     while (true) {
46         SDL_Event e;
47         if (SDL_PollEvent(&e)) {
48             if (e.type == SDL_QUIT) {
49                 break;
50             }
51         }
52 
53         SDL_RenderClear(renderer);
54         SDL_RenderCopy(renderer, lettuce_tex, NULL, NULL);
55         SDL_RenderPresent(renderer);
56     }
57 
58     SDL_DestroyTexture(lettuce_tex);
59     SDL_DestroyRenderer(renderer);
60     SDL_DestroyWindow(window);
61     IMG_Quit();
62     SDL_Quit();
63 
64     return 0;
65 }
66