RetroArch/menu/cbs/menu_cbs_left.c
2015-09-07 22:30:50 +02:00

485 lines
14 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2011-2015 - Daniel De Matteis
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <file/file_path.h>
#include "../menu.h"
#include "../menu_cbs.h"
#include "../menu_hash.h"
#include "../menu_input.h"
#include "../menu_setting.h"
#include "../menu_shader.h"
#include "../menu_navigation.h"
#include "../../general.h"
#include "../../retroarch.h"
#ifdef HAVE_SHADER_MANAGER
static int generic_shader_action_parameter_left(
struct video_shader *shader, struct video_shader_parameter *param,
unsigned type, const char *label, bool wraparound)
{
if (shader)
{
param->current -= param->step;
param->current = min(max(param->minimum, param->current), param->maximum);
}
return 0;
}
static int shader_action_parameter_left(unsigned type, const char *label,
bool wraparound)
{
struct video_shader *shader = video_shader_driver_get_current_shader();
struct video_shader_parameter *param = &shader->parameters[type - MENU_SETTINGS_SHADER_PARAMETER_0];
return generic_shader_action_parameter_left(shader, param, type, label, wraparound);
}
static int shader_action_parameter_preset_left(unsigned type, const char *label,
bool wraparound)
{
menu_handle_t *menu = menu_driver_get_ptr();
struct video_shader *shader = menu ? menu->shader : NULL;
struct video_shader_parameter *param = &shader->parameters[type - MENU_SETTINGS_SHADER_PRESET_PARAMETER_0];
return generic_shader_action_parameter_left(shader, param, type, label, wraparound);
}
#endif
static int action_left_cheat(unsigned type, const char *label,
bool wraparound)
{
size_t idx = type - MENU_SETTINGS_CHEAT_BEGIN;
return generic_action_cheat_toggle(idx, type, label,
wraparound);
}
static int action_left_input_desc(unsigned type, const char *label,
bool wraparound)
{
unsigned inp_desc_index_offset = type - MENU_SETTINGS_INPUT_DESC_BEGIN;
unsigned inp_desc_user = inp_desc_index_offset / (RARCH_FIRST_CUSTOM_BIND + 4);
unsigned inp_desc_button_index_offset = inp_desc_index_offset - (inp_desc_user * (RARCH_FIRST_CUSTOM_BIND + 4));
settings_t *settings = config_get_ptr();
if (settings->input.remap_ids[inp_desc_user][inp_desc_button_index_offset] > 0)
settings->input.remap_ids[inp_desc_user][inp_desc_button_index_offset]--;
return 0;
}
static int action_left_save_state(unsigned type, const char *label,
bool wraparound)
{
event_command(EVENT_CMD_SAVE_STATE_DECREMENT);
return 0;
}
static int action_left_scroll(unsigned type, const char *label,
bool wraparound)
{
unsigned scroll_speed = 0, fast_scroll_speed = 0;
menu_navigation_t *nav = menu_navigation_get_ptr();
menu_list_t *menu_list = menu_list_get_ptr();
size_t selection = menu_navigation_get_selection(nav);
if (!nav || !menu_list)
return -1;
scroll_speed = (max(nav->scroll.acceleration, 2) - 2) / 4 + 1;
fast_scroll_speed = 4 + 4 * scroll_speed;
if (selection > fast_scroll_speed)
menu_navigation_set(nav, selection - fast_scroll_speed, true);
else
menu_navigation_clear(nav, false);
return 0;
}
static int action_left_mainmenu(unsigned type, const char *label,
bool wraparound)
{
menu_file_list_cbs_t *cbs = NULL;
unsigned push_list = 0;
menu_list_t *menu_list = menu_list_get_ptr();
menu_handle_t *menu = menu_driver_get_ptr();
menu_navigation_t *nav = menu_navigation_get_ptr();
unsigned action = MENU_ACTION_LEFT;
size_t list_size = menu_driver_list_get_size(MENU_LIST_PLAIN);
if (!menu)
return -1;
if (list_size == 1)
{
nav->selection_ptr = 0;
if (menu_driver_list_get_selection() != 0)
push_list = 1;
}
else
push_list = 2;
cbs = menu_list_get_actiondata_at_offset(menu_list->selection_buf,
nav->selection_ptr);
switch (push_list)
{
case 1:
menu_driver_list_cache(MENU_LIST_HORIZONTAL, action);
if (cbs && cbs->action_content_list_switch)
return cbs->action_content_list_switch(
menu_list->selection_buf, menu_list->menu_stack,
"", "", 0);
break;
case 2:
action_left_scroll(0, "", false);
break;
case 0:
default:
break;
}
return 0;
}
static int action_left_shader_scale_pass(unsigned type, const char *label,
bool wraparound)
{
#ifdef HAVE_SHADER_MANAGER
unsigned pass = type - MENU_SETTINGS_SHADER_PASS_SCALE_0;
struct video_shader *shader = NULL;
struct video_shader_pass *shader_pass = NULL;
menu_handle_t *menu = menu_driver_get_ptr();
if (!menu)
return -1;
shader = menu->shader;
if (!shader)
return -1;
shader_pass = &shader->pass[pass];
if (!shader_pass)
return -1;
{
unsigned current_scale = shader_pass->fbo.scale_x;
unsigned delta = 5;
current_scale = (current_scale + delta) % 6;
shader_pass->fbo.valid = current_scale;
shader_pass->fbo.scale_x = shader_pass->fbo.scale_y = current_scale;
}
#endif
return 0;
}
static int action_left_shader_filter_pass(unsigned type, const char *label,
bool wraparound)
{
#ifdef HAVE_SHADER_MANAGER
unsigned delta = 2;
unsigned pass = type - MENU_SETTINGS_SHADER_PASS_FILTER_0;
struct video_shader *shader = NULL;
struct video_shader_pass *shader_pass = NULL;
menu_handle_t *menu = menu_driver_get_ptr();
if (!menu)
return -1;
shader = menu->shader;
if (!shader)
return -1;
shader_pass = &shader->pass[pass];
if (!shader_pass)
return -1;
shader_pass->filter = ((shader_pass->filter + delta) % 3);
#endif
return 0;
}
static int action_left_shader_filter_default(unsigned type, const char *label,
bool wraparound)
{
#ifdef HAVE_SHADER_MANAGER
rarch_setting_t *setting = menu_setting_find(menu_hash_to_str(MENU_LABEL_VIDEO_SMOOTH));
if (!setting)
return -1;
return menu_action_handle_setting(setting,
setting->type, MENU_ACTION_LEFT, wraparound);
#else
return 0;
#endif
}
static int action_left_cheat_num_passes(unsigned type, const char *label,
bool wraparound)
{
unsigned new_size = 0;
global_t *global = global_get_ptr();
cheat_manager_t *cheat = global->cheat;
if (!cheat)
return -1;
if (cheat_manager_get_size(cheat))
new_size = cheat_manager_get_size(cheat) - 1;
menu_entries_set_refresh(false);
cheat_manager_realloc(cheat, new_size);
return 0;
}
static int action_left_shader_num_passes(unsigned type, const char *label,
bool wraparound)
{
#ifdef HAVE_SHADER_MANAGER
struct video_shader *shader = NULL;
menu_handle_t *menu = menu_driver_get_ptr();
if (!menu)
return -1;
shader = menu->shader;
if (!shader)
return -1;
if (shader->passes)
shader->passes--;
menu_entries_set_refresh(false);
video_shader_resolve_parameters(NULL, menu->shader);
#endif
return 0;
}
static int action_left_video_resolution(unsigned type, const char *label,
bool wraparound)
{
global_t *global = global_get_ptr();
(void)global;
#if defined(__CELLOS_LV2__)
if (global->console.screen.resolutions.current.idx)
{
global->console.screen.resolutions.current.idx--;
global->console.screen.resolutions.current.id =
global->console.screen.resolutions.list
[global->console.screen.resolutions.current.idx];
}
#else
video_driver_get_video_output_prev();
#endif
return 0;
}
static int core_setting_left(unsigned type, const char *label,
bool wraparound)
{
unsigned idx = type - MENU_SETTINGS_CORE_OPTION_START;
rarch_system_info_t *system = rarch_system_info_get_ptr();
(void)label;
core_option_prev(system->core_options, idx);
return 0;
}
static int disk_options_disk_idx_left(unsigned type, const char *label,
bool wraparound)
{
event_command(EVENT_CMD_DISK_PREV);
return 0;
}
static int bind_left_generic(unsigned type, const char *label,
bool wraparound)
{
return menu_setting_set(type, label, MENU_ACTION_LEFT, wraparound);
}
static int menu_cbs_init_bind_left_compare_label(menu_file_list_cbs_t *cbs,
const char *label, uint32_t label_hash, uint32_t menu_label_hash, const char *elem0)
{
unsigned i;
if (cbs->setting)
{
uint32_t parent_group_hash = menu_hash_calculate(cbs->setting->parent_group);
if ((parent_group_hash == MENU_VALUE_MAIN_MENU) && (cbs->setting->type == ST_GROUP))
{
cbs->action_left = action_left_scroll;
return 0;
}
}
for (i = 0; i < MAX_USERS; i++)
{
uint32_t label_setting_hash;
char label_setting[PATH_MAX_LENGTH];
label_setting[0] = '\0';
snprintf(label_setting, sizeof(label_setting), "input_player%d_joypad_index", i + 1);
label_setting_hash = menu_hash_calculate(label_setting);
if (label_hash != label_setting_hash)
continue;
cbs->action_left = bind_left_generic;
return 0;
}
if (strstr(label, "rdb_entry"))
cbs->action_left = action_left_scroll;
else
{
switch (label_hash)
{
case MENU_LABEL_SAVESTATE:
case MENU_LABEL_LOADSTATE:
cbs->action_left = action_left_save_state;
break;
case MENU_LABEL_VIDEO_SHADER_SCALE_PASS:
cbs->action_left = action_left_shader_scale_pass;
break;
case MENU_LABEL_VIDEO_SHADER_FILTER_PASS:
cbs->action_left = action_left_shader_filter_pass;
break;
case MENU_LABEL_VIDEO_SHADER_DEFAULT_FILTER:
cbs->action_left = action_left_shader_filter_default;
break;
case MENU_LABEL_VIDEO_SHADER_NUM_PASSES:
cbs->action_left = action_left_shader_num_passes;
break;
case MENU_LABEL_CHEAT_NUM_PASSES:
cbs->action_left = action_left_cheat_num_passes;
break;
case MENU_LABEL_SCREEN_RESOLUTION:
cbs->action_left = action_left_video_resolution;
break;
case MENU_LABEL_NO_PLAYLIST_ENTRIES_AVAILABLE:
switch (menu_label_hash)
{
case MENU_VALUE_HORIZONTAL_MENU:
case MENU_VALUE_MAIN_MENU:
cbs->action_left = action_left_mainmenu;
break;
}
default:
return -1;
}
}
return 0;
}
static int menu_cbs_init_bind_left_compare_type(menu_file_list_cbs_t *cbs,
unsigned type, uint32_t label_hash, uint32_t menu_label_hash)
{
if (type >= MENU_SETTINGS_CHEAT_BEGIN
&& type <= MENU_SETTINGS_CHEAT_END)
cbs->action_left = action_left_cheat;
#ifdef HAVE_SHADER_MANAGER
else if (type >= MENU_SETTINGS_SHADER_PARAMETER_0
&& type <= MENU_SETTINGS_SHADER_PARAMETER_LAST)
cbs->action_left = shader_action_parameter_left;
else if (type >= MENU_SETTINGS_SHADER_PRESET_PARAMETER_0
&& type <= MENU_SETTINGS_SHADER_PRESET_PARAMETER_LAST)
cbs->action_left = shader_action_parameter_preset_left;
#endif
else if (type >= MENU_SETTINGS_INPUT_DESC_BEGIN
&& type <= MENU_SETTINGS_INPUT_DESC_END)
cbs->action_left = action_left_input_desc;
else if ((type >= MENU_SETTINGS_CORE_OPTION_START))
cbs->action_left = core_setting_left;
else
{
switch (type)
{
case MENU_SETTINGS_CORE_DISK_OPTIONS_DISK_INDEX:
cbs->action_left = disk_options_disk_idx_left;
break;
case MENU_FILE_PLAIN:
case MENU_FILE_DIRECTORY:
case MENU_FILE_CARCHIVE:
case MENU_FILE_IN_CARCHIVE:
case MENU_FILE_CORE:
case MENU_FILE_RDB:
case MENU_FILE_RDB_ENTRY:
case MENU_FILE_RPL_ENTRY:
case MENU_FILE_CURSOR:
case MENU_FILE_SHADER:
case MENU_FILE_SHADER_PRESET:
case MENU_FILE_IMAGE:
case MENU_FILE_OVERLAY:
case MENU_FILE_VIDEOFILTER:
case MENU_FILE_AUDIOFILTER:
case MENU_FILE_CONFIG:
case MENU_FILE_USE_DIRECTORY:
case MENU_FILE_PLAYLIST_ENTRY:
case MENU_FILE_DOWNLOAD_CORE:
case MENU_FILE_CHEAT:
case MENU_FILE_REMAP:
case MENU_FILE_MOVIE:
case MENU_FILE_MUSIC:
case MENU_FILE_IMAGEVIEWER:
case MENU_FILE_PLAYLIST_COLLECTION:
case MENU_FILE_DOWNLOAD_CORE_CONTENT:
case MENU_FILE_SCAN_DIRECTORY:
case MENU_SETTING_GROUP:
switch (menu_label_hash)
{
case MENU_VALUE_HORIZONTAL_MENU:
case MENU_VALUE_MAIN_MENU:
cbs->action_left = action_left_mainmenu;
break;
default:
cbs->action_left = action_left_scroll;
break;
}
break;
case MENU_SETTING_ACTION:
case MENU_FILE_CONTENTLIST_ENTRY:
cbs->action_left = action_left_mainmenu;
break;
default:
return -1;
}
}
return 0;
}
int menu_cbs_init_bind_left(menu_file_list_cbs_t *cbs,
const char *path, const char *label, unsigned type, size_t idx,
const char *elem0, const char *elem1, const char *menu_label,
uint32_t label_hash, uint32_t menu_label_hash)
{
if (!cbs)
return -1;
cbs->action_left = bind_left_generic;
if (menu_cbs_init_bind_left_compare_label(cbs, label, label_hash, menu_label_hash, elem0) == 0)
return 0;
if (menu_cbs_init_bind_left_compare_type(cbs, type, label_hash, menu_label_hash) == 0)
return 0;
return -1;
}