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Test program; runs until keypress (or until SDL_RelativeMouseMode called)

pointer_bug.c (text/x-csrc), 1.31 KB, created by M Stoeckl on 2020-07-18 01:01:27 UTC

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Description:

Filename:

MIME Type:

Creator: M Stoeckl

Created: 2020-07-18 01:01:27 UTC

Size: 1.31 KB

patch

obsolete

>// gcc -I/usr/include/SDL2/ -lSDL2 pointer_bug.c -o pointer_bug && ./pointer_bug
>#include "SDL.h"
>#include <stdio.h>
>
>int main(int argc, char *argv[]) {
>
>  SDL_Init(SDL_INIT_VIDEO);
>  SDL_Window *window =
>      SDL_CreateWindow("Lock and Confine bug", SDL_WINDOWPOS_UNDEFINED,
>                       SDL_WINDOWPOS_UNDEFINED, 600, 400, SDL_WINDOW_RESIZABLE);
>  SDL_Renderer *renderer = SDL_CreateRenderer(
>      window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
>  SDL_ShowWindow(window);
>
>  int counter = 0;
>  while (1) {
>    fprintf(stderr, "counter %d\n", counter);
>
>    if (counter == 20) {
>      // On Wayland, this will lead to a Wayland protocol error, and the window
>      // will close. On X11, this will work correctly.
>      fprintf(stderr, "setting relative mouse mode\n");
>      SDL_SetRelativeMouseMode(1);
>    }
>
>    SDL_Event event;
>    if (SDL_PollEvent(&event)) {
>      if (event.type == SDL_QUIT || event.type == SDL_KEYDOWN ||
>          event.type == SDL_KEYUP) {
>        fprintf(stderr, "exit requested\n");
>        break;
>      }
>    }
>
>    SDL_RenderClear(renderer);
>    SDL_SetRenderDrawColor(renderer, 255, 0, 0, 255);
>    SDL_RenderFillRect(renderer, NULL);
>    SDL_RenderPresent(renderer);
>    counter++;
>  }
>  fprintf(stderr, "done\n");
>
>  SDL_DestroyWindow(window);
>  SDL_Quit();
>  return 0;
>}

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Attachments on bug 5238: 4420 | 4421 | 4429 | 4430 | 4432 | 4433

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.