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Wayland under FreeBSD: fix support of GL windows.

This commit is contained in:
ManoloFLTK 2022-05-20 15:22:28 +02:00
parent f8bdf2cd87
commit 9c9ce66d05
1 changed files with 12 additions and 5 deletions
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17
src/drivers/Wayland/Fl_Wayland_Gl_Window_Driver.cxx
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@ -241,13 +241,20 @@ void Fl_Wayland_Gl_Window_Driver::make_current_before() {
egl_surface = eglCreateWindowSurface(egl_display, g->egl_conf, egl_window, NULL);
//fprintf(stderr, "Created egl surface=%p at scale=%d\n", egl_surface, win->scale);
wl_surface_set_buffer_scale(surface, win->scale);
//TODO It's still not entirely clear how to map a GL window
// in a compositor-independent way.
bool done = false;
struct wl_callback *callback = wl_surface_frame(surface);
wl_surface_commit(surface);
wl_callback_add_listener(callback, &gl_surface_frame_listener, &done);
while (!done) {
wl_display_dispatch(Fl_Wayland_Screen_Driver::wl_display);
bool special = (Fl_Wayland_Screen_Driver::compositor == Fl_Wayland_Screen_Driver::unspecified);
if (!special) {
struct wl_callback *callback = wl_surface_frame(surface);
wl_surface_commit(surface);
wl_callback_add_listener(callback, &gl_surface_frame_listener, &done);
}
int count = 0;
while (!done && count < 5) {
wl_display_roundtrip(Fl_Wayland_Screen_Driver::wl_display);
eglSwapBuffers(Fl_Wayland_Gl_Window_Driver::egl_display, egl_surface);
if (special) count++;
}
}
}