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testcase for still broken warping

warptest.c (text/x-csrc), 2.32 KB, created by Daniel Gibson on 2018-05-06 00:55:33 UTC

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Description:

Filename:

MIME Type:

Creator: Daniel Gibson

Created: 2018-05-06 00:55:33 UTC

Size: 2.32 KB

patch

obsolete

>// gcc -Wall -o warptest `sdl2-config --cflags` warptest.c `sdl2-config --libs`
>
>#include <stdio.h>
>#include <SDL.h>
>
>static FILE* outfile = NULL;
>
>static void UpdateWinTitle(int accumX, int accumY, SDL_Window* win)
>{
>	char buf[128];
>	snprintf(buf, 128, "Accumulated: X: %d Y: %d    (Press Q to quit)\n", accumX, accumY);
>	SDL_SetWindowTitle(win, buf);
>}
>
>int main(int argc, char** argv)
>{
>	outfile = stdout;
>	//outfile = fopen("warptest.log", "wt");
>
>	SDL_Init(SDL_INIT_VIDEO);
>	SDL_Window* win = SDL_CreateWindow("Move your mouse! (Press Q to quit)", 100, 100, 640, 480, SDL_WINDOW_SHOWN | SDL_WINDOW_RESIZABLE);
>
>	SDL_Surface* winSurf = SDL_GetWindowSurface(win);
>	Uint32 grey = SDL_MapRGB(winSurf->format, 127, 127, 127);
>
>	if(argc > 1 && strcmp(argv[1], "-raw") == 0) {
>		fprintf(outfile, "Using default raw mouse input for relative mouse mode (unless RegisterRawInputDevices() failed)\n");
>	} else {
>		fprintf(outfile, "Setting SDL_HINT_MOUSE_RELATIVE_MODE_WARP 1 => using mouse warp for relative mouse mode\n");
>		SDL_SetHint(SDL_HINT_MOUSE_RELATIVE_MODE_WARP, "1");
>	}
>	fflush(outfile);
>
>	SDL_SetRelativeMouseMode(1);
>
>	// accum* holds the sum of all relative movements and is shown in window title
>	int accumX = 0, accumY = 0;
>
>	int keepRunning = 1;
>	while(keepRunning) {
>		SDL_Delay(7); // real games would do something useful (game logic) here..
>		
>		winSurf = SDL_GetWindowSurface(win);
>		SDL_FillRect(winSurf, NULL, grey);
>		SDL_UpdateWindowSurface(win);
>		
>		SDL_Event ev;
>		while(SDL_PollEvent(&ev)) {
>			switch(ev.type) {
>				case SDL_KEYDOWN:
>					if(ev.key.keysym.sym == SDLK_q || ev.key.keysym.sym == SDLK_ESCAPE) {
>						fprintf(outfile, "You pressed Q  or Esc - bye!\n");
>						keepRunning = 0;
>					}
>					break;
>				case SDL_MOUSEMOTION:
>					if(ev.motion.xrel > 0)
>						fprintf(outfile, "> Mouse motion: rel: %d %d pos: %d %d\n", (int)ev.motion.xrel, (int)ev.motion.yrel, (int)ev.motion.x, (int)ev.motion.y);
>					else
>						fprintf(outfile, "<<< Mouse motion: rel: %d %d pos: %d %d\n", (int)ev.motion.xrel, (int)ev.motion.yrel, (int)ev.motion.x, (int)ev.motion.y);
>					
>					fflush(outfile);
>					
>					accumX += ev.motion.xrel;
>					accumY += ev.motion.yrel;
>					UpdateWinTitle(accumX, accumY, win);
>					break;
>				
>			}
>		}
>		//fprintf(outfile, "### end of frame ###\n");
>		//fflush(outfile);
>	}
>
>	SDL_DestroyWindow(win);
>	SDL_Quit();
>	return 0;
>}

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Attachments on bug 4152: 3233 | 3235 | 3240

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.