void winwindow_video_window_update(win_window_info *window)
{
int targetview, targetorient, targetlayerconfig;
assert(GetCurrentThreadId() == main_threadid);
mtlog_add("winwindow_video_window_update: begin");
// see if the target has changed significantly in window mode
targetview = render_target_get_view(window->target);
targetorient = render_target_get_orientation(window->target);
targetlayerconfig = render_target_get_layer_config(window->target);
if (targetview != window->targetview || targetorient != window->targetorient || targetlayerconfig != window->targetlayerconfig)
{
window->targetview = targetview;
window->targetorient = targetorient;
window->targetlayerconfig = targetlayerconfig;
// in window mode, reminimize/maximize
if (!window->fullscreen)
{
if (window->isminimized)
SendMessage(window->hwnd, WM_USER_SET_MINSIZE, 0, 0);
if (window->ismaximized)
SendMessage(window->hwnd, WM_USER_SET_MAXSIZE, 0, 0);
}
}
// if we're visible and running and not in the middle of a resize, draw
if (window->hwnd != NULL && window->target != NULL)
{
int got_lock = TRUE;
mtlog_add("winwindow_video_window_update: try lock");
// only block if we're throttled
if (video_config.throttle || timeGetTime() - last_update_time > 250)
osd_lock_acquire(window->render_lock);
else
got_lock = osd_lock_try(window->render_lock);
// only render if we were able to get the lock
if (got_lock)
{
const render_primitive_list *primlist;
mtlog_add("winwindow_video_window_update: got lock");
// don't hold the lock; we just used it to see if rendering was still happening
osd_lock_release(window->render_lock);
// ensure the target bounds are up-to-date, and then get the primitives
primlist = (*draw.window_get_primitives)(window);
// post a redraw request with the primitive list as a parameter
last_update_time = timeGetTime();
mtlog_add("winwindow_video_window_update: PostMessage start");
if (multithreading_enabled)
PostMessage(window->hwnd, WM_USER_REDRAW, 0, (LPARAM)primlist);
else
SendMessage(window->hwnd, WM_USER_REDRAW, 0, (LPARAM)primlist);
mtlog_add("winwindow_video_window_update: PostMessage end");
}
}
mtlog_add("winwindow_video_window_update: end");
}
void sdl_window_info::update()
{
osd_ticks_t event_wait_ticks;
ASSERT_MAIN_THREAD();
// adjust the cursor state
//sdlwindow_update_cursor_state(machine, window);
execute_async(&update_cursor_state_wt, worker_param(this));
// if we're visible and running and not in the middle of a resize, draw
if (m_target != NULL)
{
int tempwidth, tempheight;
// see if the games video mode has changed
m_target->compute_minimum_size(tempwidth, tempheight);
if (video_config.switchres && m_fullscreen && machine().options().changeres() && machine().switchres.game.changeres)
{
switchres_resolution_change(this);
return;
}
else if (osd_dim(tempwidth, tempheight) != m_minimum_dim)
{
m_minimum_dim = osd_dim(tempwidth, tempheight);
if (!this->m_fullscreen)
{
//Don't resize window without user interaction;
//window_resize(blitwidth, blitheight);
}
else if (video_config.switchres)
{
osd_dim tmp = this->pick_best_mode();
resize(tmp.width(), tmp.height());
}
}
int got_lock = false;
got_lock = osd_lock_try(m_render_lock);
// only render if we were able to get the lock
if (got_lock)
{
// don't hold the lock; we just used it to see if rendering was still happening
osd_lock_release(m_render_lock);
// ensure the target bounds are up-to-date, and then get the primitives
render_primitive_list &primlist = *m_renderer->get_primitives();
// and redraw now
osd_event_reset(m_rendered_event);
execute_async(&draw_video_contents_wt, worker_param(this, primlist));
if (video_config.waitvsync && machine().video().throttled())
{
event_wait_ticks = osd_ticks_per_second(); // block at most a second
osd_event_wait(m_rendered_event, event_wait_ticks);
}
}
}
}
