/**
* menu_iterate:
* @input : input sample for this frame
* @old_input : input sample of the previous frame
* @trigger_input : difference' input sample - difference
* between 'input' and 'old_input'
*
* Runs RetroArch menu for one frame.
*
* Returns: 0 on success, -1 if we need to quit out of the loop.
**/
int menu_iterate(retro_input_t input,
retro_input_t old_input, retro_input_t trigger_input)
{
int32_t ret = 0;
unsigned action = 0;
runloop_t *runloop = rarch_main_get_ptr();
menu_display_t *disp = menu_display_get_ptr();
menu_input_t *menu_input = menu_input_get_ptr();
menu_animation_update_time(disp->animation);
menu_input->joypad.state = menu_input_frame(input, trigger_input);
action = menu_input->joypad.state;
ret = menu_entry_iterate(action);
if (menu_driver_alive() && !runloop->is_idle)
menu_display_fb();
menu_driver_set_texture();
if (ret)
return -1;
return 0;
}
/**
* menu_iterate:
* @input : input sample for this frame
* @old_input : input sample of the previous frame
* @trigger_input : difference' input sample - difference
* between 'input' and 'old_input'
*
* Runs RetroArch menu for one frame.
*
* Returns: 0 on success, -1 if we need to quit out of the loop.
**/
int menu_iterate(bool render_this_frame, unsigned action)
{
menu_entry_t entry;
enum action_iterate_type iterate_type;
size_t selected;
const char *label = NULL;
int ret = 0;
uint32_t hash = 0;
menu_handle_t *menu = menu_driver_get_ptr();
menu_navigation_t *nav = menu_navigation_get_ptr();
menu_display_t *disp = menu_display_get_ptr();
menu_list_t *menu_list = menu_list_get_ptr();
if (render_this_frame)
menu_animation_update_time();
menu_list_get_last_stack(menu_list, NULL, &label, NULL, NULL);
if (!menu || !menu_list)
return 0;
menu->state.fb_is_dirty = false;
menu->state.do_messagebox = false;
menu->state.do_render = false;
menu->state.do_pop_stack = false;
menu->state.do_post_iterate = false;
menu->state.pop_selected = NULL;
menu->state.msg[0] = '\0';
hash = menu_hash_calculate(label);
iterate_type = action_iterate_type(hash);
if (action != MENU_ACTION_NOOP || menu_entries_needs_refresh() || menu_display_update_pending())
{
if (render_this_frame)
menu->state.fb_is_dirty = true;
}
switch (iterate_type)
{
case ITERATE_TYPE_HELP:
ret = action_iterate_help(menu->state.msg, sizeof(menu->state.msg), label);
if (render_this_frame)
menu->state.do_render = true;
menu->state.pop_selected = NULL;
menu->state.do_messagebox = true;
menu->state.do_pop_stack = true;
menu->state.do_post_iterate = true;
if (ret == 1)
action = MENU_ACTION_OK;
break;
case ITERATE_TYPE_BIND:
if (menu_input_bind_iterate(menu->state.msg, sizeof(menu->state.msg)))
menu_list_pop_stack(menu_list, &nav->selection_ptr);
else
menu->state.do_messagebox = true;
if (render_this_frame)
menu->state.do_render = true;
break;
case ITERATE_TYPE_VIEWPORT:
ret = action_iterate_menu_viewport(menu->state.msg, sizeof(menu->state.msg), label, action, hash);
if (render_this_frame)
menu->state.do_render = true;
menu->state.do_messagebox = true;
break;
case ITERATE_TYPE_INFO:
ret = action_iterate_info(menu->state.msg, sizeof(menu->state.msg), label);
menu->state.pop_selected = &nav->selection_ptr;
if (render_this_frame)
menu->state.do_render = true;
menu->state.do_messagebox = true;
menu->state.do_pop_stack = true;
menu->state.do_post_iterate = true;
break;
case ITERATE_TYPE_MESSAGE:
strlcpy(menu->state.msg, disp->message_contents, sizeof(menu->state.msg));
menu->state.pop_selected = &nav->selection_ptr;
menu->state.do_messagebox = true;
menu->state.do_pop_stack = true;
break;
case ITERATE_TYPE_DEFAULT:
selected = menu_navigation_get_selection(nav);
/* FIXME: selected > selection_buf->list->size, i don't know why. */
selected = max(min(selected, menu_list_get_size(menu_list)-1), 0);
menu_entry_get(&entry, selected, NULL, false);
ret = menu_entry_action(&entry, selected, (enum menu_action)action);
if (ret)
goto end;
menu->state.do_post_iterate = true;
if (render_this_frame)
menu->state.do_render = true;
/* Have to defer it so we let settings refresh. */
if (menu->push_help_screen)
{
menu_displaylist_info_t info = {0};
info.list = menu_list->menu_stack;
strlcpy(info.label,
menu_hash_to_str(MENU_LABEL_HELP),
sizeof(info.label));
menu_displaylist_push_list(&info, DISPLAYLIST_HELP);
}
break;
}
if (menu->state.do_pop_stack && action == MENU_ACTION_OK)
menu_list_pop_stack(menu_list, menu->state.pop_selected);
if (menu->state.do_post_iterate)
menu_input_post_iterate(&ret, action);
end:
if (ret)
return -1;
return 0;
}