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RetroArch/menu/menu_input.c
twinaphex 8e95e87b2f Revert "Part 1 of menu input remapping" 
This reverts commit 5b2d950034.
2015-01-25 04:52:26 +01:00

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* 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/>.
*/
#ifdef HAVE_CONFIG_H
#include "../../config.h"
#endif
#include <stdint.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include "menu_input.h"
#include "menu.h"
#include "menu_action.h"
#include "menu_shader.h"
#include "../cheats.h"
#include "../performance.h"
#include "../settings_data.h"
#include "../input/input_joypad.h"
#include "../input/input_remapping.h"
void menu_input_key_start_line(void *data, const char *label,
const char *label_setting, unsigned type, unsigned idx,
input_keyboard_line_complete_t cb)
{
menu_handle_t *menu = (menu_handle_t*)data;
if (!menu)
return;
menu->keyboard.display = true;
menu->keyboard.label = label;
menu->keyboard.label_setting = label_setting;
menu->keyboard.type = type;
menu->keyboard.idx = idx;
menu->keyboard.buffer = input_keyboard_start_line(menu, cb);
}
static void menu_input_key_end_line(void *data)
{
menu_handle_t *menu = (menu_handle_t*)data;
if (!menu)
return;
menu->keyboard.display = false;
menu->keyboard.label = NULL;
menu->keyboard.label_setting = NULL;
/* Avoid triggering states on pressing return. */
driver.flushing_input = true;
}
static void menu_input_search_callback(void *userdata, const char *str)
{
size_t idx;
menu_handle_t *menu = (menu_handle_t*)userdata;
if (str && *str && file_list_search(menu->menu_list->selection_buf, str, &idx))
menu_navigation_set(menu, idx, true);
menu_input_key_end_line(menu);
}
void menu_input_st_uint_callback(void *userdata, const char *str)
{
menu_handle_t *menu = (menu_handle_t*)userdata;
rarch_setting_t *current_setting = NULL;
if (str && *str)
{
if ((current_setting = (rarch_setting_t*)
setting_data_find_setting(
menu->list_settings, menu->keyboard.label_setting)))
*current_setting->value.unsigned_integer = strtoul(str, NULL, 0);
}
menu_input_key_end_line(menu);
}
void menu_input_st_string_callback(void *userdata, const char *str)
{
menu_handle_t *menu = (menu_handle_t*)userdata;
rarch_setting_t *current_setting = NULL;
if (str && *str)
{
if ((current_setting = (rarch_setting_t*)
setting_data_find_setting(
menu->list_settings, menu->keyboard.label_setting)))
menu_action_setting_set_current_string(current_setting, str);
else
{
if (!strcmp(menu->keyboard.label_setting, "video_shader_preset_save_as"))
menu_shader_manager_save_preset(str, false);
else if (!strcmp(menu->keyboard.label_setting, "remap_file_save_as"))
input_remapping_save_file(str);
else if (!strcmp(menu->keyboard.label_setting, "cheat_file_save_as"))
cheat_manager_save(g_extern.cheat, str);
}
}
menu_input_key_end_line(menu);
}
void menu_input_st_cheat_callback(void *userdata, const char *str)
{
menu_handle_t *menu = (menu_handle_t*)userdata;
cheat_manager_t *cheat = g_extern.cheat;
if (cheat && str && *str)
{
unsigned cheat_index = menu->keyboard.type - MENU_SETTINGS_CHEAT_BEGIN;
RARCH_LOG("cheat_index is: %d\n", cheat_index);
cheat->cheats[cheat_index].code = strdup(str);
cheat->cheats[cheat_index].state = true;
}
menu_input_key_end_line(menu);
}
void menu_input_key_event(bool down, unsigned keycode,
uint32_t character, uint16_t mod)
{
if (!driver.menu)
return;
(void)down;
(void)keycode;
(void)mod;
if (character == '/')
{
driver.menu->keyboard.display = true;
driver.menu->keyboard.label = "Search: ";
driver.menu->keyboard.buffer =
input_keyboard_start_line(driver.menu, menu_input_search_callback);
}
}
void menu_input_poll_bind_state(struct menu_bind_state *state)
{
unsigned i, b, a, h;
const rarch_joypad_driver_t *joypad = NULL;
if (!state)
return;
memset(state->state, 0, sizeof(state->state));
state->skip = driver.input->input_state(driver.input_data, NULL, 0,
RETRO_DEVICE_KEYBOARD, 0, RETROK_RETURN);
if (driver.input && driver.input_data && driver.input->get_joypad_driver)
joypad = driver.input->get_joypad_driver(driver.input_data);
if (!joypad)
{
RARCH_ERR("Cannot poll raw joypad state.");
return;
}
if (joypad->poll)
joypad->poll();
for (i = 0; i < g_settings.input.max_users; i++)
{
for (b = 0; b < MENU_MAX_BUTTONS; b++)
state->state[i].buttons[b] = input_joypad_button_raw(joypad, i, b);
for (a = 0; a < MENU_MAX_AXES; a++)
state->state[i].axes[a] = input_joypad_axis_raw(joypad, i, a);
for (h = 0; h < MENU_MAX_HATS; h++)
{
if (input_joypad_hat_raw(joypad, i, HAT_UP_MASK, h))
state->state[i].hats[h] |= HAT_UP_MASK;
if (input_joypad_hat_raw(joypad, i, HAT_DOWN_MASK, h))
state->state[i].hats[h] |= HAT_DOWN_MASK;
if (input_joypad_hat_raw(joypad, i, HAT_LEFT_MASK, h))
state->state[i].hats[h] |= HAT_LEFT_MASK;
if (input_joypad_hat_raw(joypad, i, HAT_RIGHT_MASK, h))
state->state[i].hats[h] |= HAT_RIGHT_MASK;
}
}
}
void menu_input_poll_bind_get_rested_axes(struct menu_bind_state *state)
{
unsigned i, a;
const rarch_joypad_driver_t *joypad = NULL;
if (!state)
return;
if (driver.input && driver.input_data && driver.input->get_joypad_driver)
joypad = driver.input->get_joypad_driver(driver.input_data);
if (!joypad)
{
RARCH_ERR("Cannot poll raw joypad state.");
return;
}
for (i = 0; i < g_settings.input.max_users; i++)
for (a = 0; a < MENU_MAX_AXES; a++)
state->axis_state[i].rested_axes[a] =
input_joypad_axis_raw(joypad, i, a);
}
static bool menu_input_poll_find_trigger_pad(struct menu_bind_state *state,
struct menu_bind_state *new_state, unsigned p)
{
unsigned a, b, h;
const struct menu_bind_state_port *n = (const struct menu_bind_state_port*)
&new_state->state[p];
const struct menu_bind_state_port *o = (const struct menu_bind_state_port*)
&state->state[p];
for (b = 0; b < MENU_MAX_BUTTONS; b++)
{
bool iterate = n->buttons[b] && !o->buttons[b];
if (!iterate)
continue;
state->target->joykey = b;
state->target->joyaxis = AXIS_NONE;
return true;
}
/* Axes are a bit tricky ... */
for (a = 0; a < MENU_MAX_AXES; a++)
{
int locked_distance = abs(n->axes[a] -
new_state->axis_state[p].locked_axes[a]);
int rested_distance = abs(n->axes[a] -
new_state->axis_state[p].rested_axes[a]);
if (abs(n->axes[a]) >= 20000 &&
locked_distance >= 20000 &&
rested_distance >= 20000)
{
/* Take care of case where axis rests on +/- 0x7fff
* (e.g. 360 controller on Linux) */
state->target->joyaxis = n->axes[a] > 0 ? AXIS_POS(a) : AXIS_NEG(a);
state->target->joykey = NO_BTN;
/* Lock the current axis */
new_state->axis_state[p].locked_axes[a] = n->axes[a] > 0 ? 0x7fff : -0x7fff;
return true;
}
if (locked_distance >= 20000) /* Unlock the axis. */
new_state->axis_state[p].locked_axes[a] = 0;
}
for (h = 0; h < MENU_MAX_HATS; h++)
{
uint16_t trigged = n->hats[h] & (~o->hats[h]);
uint16_t sane_trigger = 0;
if (trigged & HAT_UP_MASK)
sane_trigger = HAT_UP_MASK;
else if (trigged & HAT_DOWN_MASK)
sane_trigger = HAT_DOWN_MASK;
else if (trigged & HAT_LEFT_MASK)
sane_trigger = HAT_LEFT_MASK;
else if (trigged & HAT_RIGHT_MASK)
sane_trigger = HAT_RIGHT_MASK;
if (sane_trigger)
{
state->target->joykey = HAT_MAP(h, sane_trigger);
state->target->joyaxis = AXIS_NONE;
return true;
}
}
return false;
}
bool menu_input_poll_find_trigger(struct menu_bind_state *state,
struct menu_bind_state *new_state)
{
unsigned i;
if (!state || !new_state)
return false;
for (i = 0; i < g_settings.input.max_users; i++)
{
if (!menu_input_poll_find_trigger_pad(state, new_state, i))
continue;
/* Update the joypad mapping automatically.
* More friendly that way. */
g_settings.input.joypad_map[state->user] = i;
return true;
}
return false;
}
bool menu_input_custom_bind_keyboard_cb(void *data, unsigned code)
{
menu_handle_t *menu = (menu_handle_t*)data;
if (!menu)
return false;
menu->binds.target->key = (enum retro_key)code;
menu->binds.begin++;
menu->binds.target++;
menu->binds.timeout_end = rarch_get_time_usec() +
MENU_KEYBOARD_BIND_TIMEOUT_SECONDS * 1000000;
return menu->binds.begin <= menu->binds.last;
}
int menu_input_bind_iterate(void *data)
{
char msg[PATH_MAX_LENGTH];
menu_handle_t *menu = (menu_handle_t*)data;
struct menu_bind_state binds = menu->binds;
if (driver.video_data && driver.menu_ctx &&
driver.menu_ctx->render)
driver.menu_ctx->render();
snprintf(msg, sizeof(msg), "[%s]\npress joypad\n(RETURN to skip)",
input_config_bind_map[
driver.menu->binds.begin - MENU_SETTINGS_BIND_BEGIN].desc);
if (driver.video_data && driver.menu_ctx
&& driver.menu_ctx->render_messagebox)
driver.menu_ctx->render_messagebox(msg);
driver.block_input = true;
menu_input_poll_bind_state(&binds);
if ((binds.skip && !menu->binds.skip) ||
menu_input_poll_find_trigger(&menu->binds, &binds))
{
driver.block_input = false;
/* Avoid new binds triggering things right away. */
driver.flushing_input = true;
binds.begin++;
if (binds.begin > binds.last)
return 1;
binds.target++;
}
menu->binds = binds;
return 0;
}
int menu_input_bind_iterate_keyboard(void *data)
{
char msg[PATH_MAX_LENGTH];
int64_t current;
int timeout = 0;
bool timed_out = false;
menu_handle_t *menu = (menu_handle_t*)data;
if (driver.video_data && driver.menu_ctx &&
driver.menu_ctx->render)
driver.menu_ctx->render();
current = rarch_get_time_usec();
timeout = (driver.menu->binds.timeout_end - current) / 1000000;
snprintf(msg, sizeof(msg), "[%s]\npress keyboard\n(timeout %d seconds)",
input_config_bind_map[
driver.menu->binds.begin - MENU_SETTINGS_BIND_BEGIN].desc,
timeout);
if (driver.video_data && driver.menu_ctx
&& driver.menu_ctx->render_messagebox)
driver.menu_ctx->render_messagebox(msg);
if (timeout <= 0)
{
menu->binds.begin++;
/* Could be unsafe, but whatever. */
menu->binds.target->key = RETROK_UNKNOWN;
menu->binds.target++;
menu->binds.timeout_end = rarch_get_time_usec() +
MENU_KEYBOARD_BIND_TIMEOUT_SECONDS * 1000000;
timed_out = true;
}
/* binds.begin is updated in keyboard_press callback. */
if (menu->binds.begin > menu->binds.last)
{
/* Avoid new binds triggering things right away. */
driver.flushing_input = true;
/* We won't be getting any key events, so just cancel early. */
if (timed_out)
input_keyboard_wait_keys_cancel();
return 1;
}
return 0;
}
unsigned menu_input_frame(retro_input_t trigger_state)
{
if (trigger_state & (1ULL << RETRO_DEVICE_ID_JOYPAD_UP))
return MENU_ACTION_UP;
if (trigger_state & (1ULL << RETRO_DEVICE_ID_JOYPAD_DOWN))
return MENU_ACTION_DOWN;
if (trigger_state & (1ULL << RETRO_DEVICE_ID_JOYPAD_LEFT))
return MENU_ACTION_LEFT;
if (trigger_state & (1ULL << RETRO_DEVICE_ID_JOYPAD_RIGHT))
return MENU_ACTION_RIGHT;
if (trigger_state & (1ULL << RETRO_DEVICE_ID_JOYPAD_L))
return MENU_ACTION_SCROLL_UP;
if (trigger_state & (1ULL << RETRO_DEVICE_ID_JOYPAD_R))
return MENU_ACTION_SCROLL_DOWN;
if (trigger_state & (1ULL << RETRO_DEVICE_ID_JOYPAD_B))
return MENU_ACTION_CANCEL;
if (trigger_state & (1ULL << RETRO_DEVICE_ID_JOYPAD_A))
return MENU_ACTION_OK;
if (trigger_state & (1ULL << RETRO_DEVICE_ID_JOYPAD_Y))
return MENU_ACTION_Y;
if (trigger_state & (1ULL << RETRO_DEVICE_ID_JOYPAD_START))
return MENU_ACTION_START;
if (trigger_state & (1ULL << RETRO_DEVICE_ID_JOYPAD_SELECT))
return MENU_ACTION_SELECT;
if (trigger_state & (1ULL << RARCH_MENU_TOGGLE))
return MENU_ACTION_TOGGLE;
return MENU_ACTION_NOOP;
}
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