Initialiserung des Fensters

init.c

+#include <SDL.h>
+#include <SDL_video.h>
+#include <stdbool.h>
+
+enum screen_size {
+  SCREEN_WIDTH = 640,
+  SCREEN_HEIGHT = 480,
+};
+
+int main(int argc, char **argv) {
+  // Ggf. noch andere Subsyteme
+  if (SDL_Init(SDL_INIT_VIDEO) != 0) {
+    SDL_Log("Initialisierung fehlgeschlagen! SDL_Error: %s\n", SDL_GetError());
+    return -1;
+  }
+
+  SDL_Window *window = SDL_CreateWindow("Fenster", SDL_WINDOWPOS_UNDEFINED,
+                                        SDL_WINDOWPOS_UNDEFINED, SCREEN_WIDTH,
+                                        SCREEN_HEIGHT, SDL_WINDOW_SHOWN);
+  if (window == NULL) {
+    SDL_Log("Fenster nicht erstellt! SDL_Error: %s\n", SDL_GetError());
+    return -1;
+  }
+
+  /* Magie */
+  SDL_GetWindowSurface(window);
+  SDL_UpdateWindowSurface(window);
+
+  SDL_Event e;
+  bool quit = false;
+  while (quit == false) {
+    while (SDL_PollEvent(&e)) {
+      if (e.type == SDL_QUIT)
+        quit = true;
+    }
+  }
+  /* Magie Ende */
+
+  SDL_DestroyWindow(window);
+  SDL_Quit();
+  return 0;
+}