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examples: Explicitly call SDL_Init().

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This commit is contained in:
Ryan C. Gordon
2024-07-23 14:51:55 -04:00
parent ff7a60db85
commit 5216aea31d
3 changed files with 15 additions and 0 deletions
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5
examples/renderer/01-clear/renderer-clear.c
View File

@@ -25,6 +25,11 @@ static int fade_direction = 1;
/* This function runs once at startup. */ /* This function runs once at startup. */
int SDL_AppInit(void **appstate, int argc, char *argv[]) int SDL_AppInit(void **appstate, int argc, char *argv[])
{ {
if (SDL_Init(SDL_INIT_VIDEO) == -1) {
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Couldn't initialize SDL!", SDL_GetError(), NULL);
return SDL_APP_FAILURE;
}
if (SDL_CreateWindowAndRenderer("examples/renderer/clear", 640, 480, 0, &window, &renderer) == -1) { if (SDL_CreateWindowAndRenderer("examples/renderer/clear", 640, 480, 0, &window, &renderer) == -1) {
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Couldn't create window/renderer!", SDL_GetError(), NULL); SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Couldn't create window/renderer!", SDL_GetError(), NULL);
return SDL_APP_FAILURE; return SDL_APP_FAILURE;

5
examples/renderer/02-primitives/renderer-primitives.c
View File

@@ -19,6 +19,11 @@ int SDL_AppInit(void **appstate, int argc, char *argv[])
{ {
int i; int i;
if (SDL_Init(SDL_INIT_VIDEO) == -1) {
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Couldn't initialize SDL!", SDL_GetError(), NULL);
return SDL_APP_FAILURE;
}
if (SDL_CreateWindowAndRenderer("examples/renderer/clear", 640, 480, 0, &window, &renderer) == -1) { if (SDL_CreateWindowAndRenderer("examples/renderer/clear", 640, 480, 0, &window, &renderer) == -1) {
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Couldn't create window/renderer!", SDL_GetError(), NULL); SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Couldn't create window/renderer!", SDL_GetError(), NULL);
return SDL_APP_FAILURE; return SDL_APP_FAILURE;

5
examples/template.c
View File

@@ -16,6 +16,11 @@ static SDL_Renderer *renderer = NULL;
/* This function runs once at startup. */ /* This function runs once at startup. */
int SDL_AppInit(void **appstate, int argc, char *argv[]) int SDL_AppInit(void **appstate, int argc, char *argv[])
{ {
if (SDL_Init(SDL_INIT_VIDEO) == -1) {
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Couldn't initialize SDL!", SDL_GetError(), NULL);
return SDL_APP_FAILURE;
}
if (SDL_CreateWindowAndRenderer("examples/renderer/clear", 640, 480, 0, &window, &renderer) == -1) { if (SDL_CreateWindowAndRenderer("examples/renderer/clear", 640, 480, 0, &window, &renderer) == -1) {
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Couldn't create window/renderer!", SDL_GetError(), NULL); SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Couldn't create window/renderer!", SDL_GetError(), NULL);
return SDL_APP_FAILURE; return SDL_APP_FAILURE;