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simple testcase

sdl_fullscreentest.c (text/x-csrc), 2.11 KB, created by Daniel Gibson on 2019-06-30 02:35:45 UTC

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Description:

Filename:

MIME Type:

Creator: Daniel Gibson

Created: 2019-06-30 02:35:45 UTC

Size: 2.11 KB

patch

obsolete

>// can be built with:
>// $ gcc -o sdl2test `sdl2-config --cflags` sdl_fullscreentest.c `sdl2-config --libs`
>// will try to create a fullscreen window with 1920x1080 by default,
>// but accepts commandline arguments to use a different resolution, like
>// $ ./sdl2test 2560 1440
>// will create testlog.txt and write some info there
>
>#include <SDL.h>
>#include <unistd.h>
>
>int main(int argc, char** argv)
>{
>	FILE* out = fopen("testlog.txt", "wt");
>	//FILE* out = stdout;
>	
>	SDL_Init(SDL_INIT_VIDEO);
>
>	int winWidth = 1920;
>	int winHeight = 1080;
>
>	if(argc >= 3)
>	{
>		winWidth = atoi(argv[1]);
>		winHeight = atoi(argv[2]);
>	}
>
>	int winFlags = SDL_WINDOW_FULLSCREEN;
>	SDL_version ver;
>	SDL_GetVersion(&ver);
>	fprintf(out, "SDL version %d.%d.%d revision %s\n",
>	        (int)ver.major, (int)ver.minor, (int)ver.patch, SDL_GetRevision());
>
>	fprintf(out, "Creating a Window with resolution %d x %d\n", winWidth, winHeight);
>
>	SDL_Window* win = SDL_CreateWindow("Test Fullscreen", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED,
>	                                   winWidth, winHeight, winFlags);
>
>	if(win != NULL)
>	{
>		int winW, winH;
>		SDL_GetWindowSize(win, &winW, &winH);
>		fprintf(out, "Creating Window successful, apparently (not NULL), size: %d %d\n", winW, winH);
>		
>		int winIdx = SDL_GetWindowDisplayIndex(win);
>		if(winIdx >= 0)
>		{
>			SDL_DisplayMode mode;
>			if(SDL_GetCurrentDisplayMode(winIdx, &mode) == 0)
>				fprintf(out, "we're on display %d with mode %d x %d\n", winIdx, mode.w, mode.h);
>			else
>				fprintf(out, "Failed to get SDL Display mode: %s\n", SDL_GetError());
>			
>			int numDisplayModes = SDL_GetNumDisplayModes(winIdx);
>			fprintf(out, "This display supports %d modes:\n", numDisplayModes);
>			for(int i=0; i<numDisplayModes; ++i)
>			{
>				if (SDL_GetDisplayMode(winIdx, i, &mode) == 0)
>					fprintf(out, "  %d: %d x %d @ %d Hz\n", i, mode.w, mode.h, mode.refresh_rate);
>			}
>		}
>		else
>			fprintf(out, "Failed to get SDL Display index: %s\n", SDL_GetError());
>
>		sleep(2);
>
>		SDL_DestroyWindow(win);
>	}
>	else
>		fprintf(out, "Failed to create SDL window: %s\n", SDL_GetError());
>
>	SDL_Quit();
>
>	fflush(out);
>	fclose(out);
>
>	return 0;
>}

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Attachments on bug 4700: 3849 | 3850

We are currently migrating Bugzilla to GitHub issues.Any changes made to the bug tracker now will be lost, so please do not post new bugs or make changes to them.When we're done, all bug URLs will redirect to their equivalent location on the new bug tracker.

We are currently migrating Bugzilla to GitHub issues.
Any changes made to the bug tracker now will be lost, so please do not post new bugs or make changes to them.
When we're done, all bug URLs will redirect to their equivalent location on the new bug tracker.