When SDL is invisible/minimized, there is no need to keep calling the
VGA refresh 33 times per second. This patch reduces in that case the
rate to 2 times per second, which should be responsive enough for the
un-minimizing event.
(Samuel Thibault)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4050
c046a42c-6fe2-441c-8c8c-
71466251a162
int height;
void *opaque;
struct QEMUTimer *gui_timer;
+ uint64_t gui_timer_interval;
void (*dpy_update)(struct DisplayState *s, int x, int y, int w, int h);
void (*dpy_resize)(struct DisplayState *s, int w, int h);
!ev->active.gain && !gui_fullscreen_initial_grab) {
sdl_grab_end();
}
+ if (ev->active.state & SDL_APPACTIVE) {
+ if (ev->active.gain) {
+ /* Back to default interval */
+ ds->gui_timer_interval = 0;
+ } else {
+ /* Sleeping interval */
+ ds->gui_timer_interval = 500;
+ }
+ }
break;
default:
break;
{
DisplayState *ds = opaque;
ds->dpy_refresh(ds);
- qemu_mod_timer(ds->gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
+ qemu_mod_timer(ds->gui_timer,
+ (ds->gui_timer_interval ?
+ ds->gui_timer_interval :
+ GUI_REFRESH_INTERVAL)
+ + qemu_get_clock(rt_clock));
}
struct vm_change_state_entry {