mirror of
https://github.com/libretro/RetroArch.git
synced 2024-06-02 19:57:24 -04:00
164 lines
3.8 KiB
C
164 lines
3.8 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2014-2017 - Ali Bouhlel
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* Copyright (C) 2011-2017 - Daniel De Matteis
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "../../include/wiiu/input.h"
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static hidpad_driver_t instance;
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/* TODO/FIXME - static global variables */
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static bool hidpad_ready = false;
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static bool init_pad_list(unsigned slots)
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{
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if (slots > MAX_USERS)
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return false;
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if (instance.pad_list)
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return true;
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instance.pad_list = pad_connection_init(slots);
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if (!instance.pad_list)
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return false;
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instance.max_slot = slots;
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return true;
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}
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static bool init_hid_driver(void)
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{
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return init_pad_list(MAX_USERS);
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}
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static void hidpad_poll(void)
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{
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if (hidpad_ready)
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wiiu_hid.poll(hid_driver_get_data());
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}
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static void *hidpad_init(void *data)
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{
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if(!init_hid_driver())
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{
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RARCH_ERR("Failed to initialize HID driver.\n");
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return NULL;
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}
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hidpad_poll();
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hidpad_ready = true;
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return (void*)-1;
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}
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static bool hidpad_query_pad(unsigned port)
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{
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return hidpad_ready && port < MAX_USERS;
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}
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static void hidpad_destroy(void)
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{
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hidpad_ready = false;
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if(instance.pad_list) {
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pad_connection_destroy(instance.pad_list);
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instance.pad_list = NULL;
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}
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/* Wiping instance data.. */
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memset(&instance, 0, sizeof(instance));
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}
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static int32_t hidpad_button(unsigned port, uint16_t joykey)
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{
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if (!hidpad_query_pad(port))
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return 0;
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return wiiu_hid.button(hid_driver_get_data(), port, joykey);
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}
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static void hidpad_get_buttons(unsigned port, input_bits_t *state)
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{
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if (!hidpad_query_pad(port))
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BIT256_CLEAR_ALL_PTR(state);
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wiiu_hid.get_buttons(hid_driver_get_data(), port, state);
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}
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static int16_t hidpad_axis(unsigned port, uint32_t axis)
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{
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if (!hidpad_query_pad(port))
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return 0;
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return wiiu_hid.axis(hid_driver_get_data(), port, axis);
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}
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static int16_t hidpad_state(
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rarch_joypad_info_t *joypad_info,
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const struct retro_keybind *binds,
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unsigned port)
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{
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unsigned i;
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int16_t ret = 0;
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uint16_t port_idx = joypad_info->joy_idx;
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if (!hidpad_query_pad(port_idx))
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return 0;
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for (i = 0; i < RARCH_FIRST_CUSTOM_BIND; i++)
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{
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/* Auto-binds are per joypad, not per user. */
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const uint64_t joykey = (binds[i].joykey != NO_BTN)
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? binds[i].joykey : joypad_info->auto_binds[i].joykey;
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const uint32_t joyaxis = (binds[i].joyaxis != AXIS_NONE)
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? binds[i].joyaxis : joypad_info->auto_binds[i].joyaxis;
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if (
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(uint16_t)joykey != NO_BTN
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&& HID_BUTTON(port_idx, (uint16_t)joykey)
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)
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ret |= ( 1 << i);
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else if (joyaxis != AXIS_NONE &&
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((float)abs(HID_AXIS(port_idx, joyaxis))
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/ 0x8000) > joypad_info->axis_threshold)
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ret |= (1 << i);
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}
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return ret;
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}
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static const char *hidpad_name(unsigned port)
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{
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if (!hidpad_query_pad(port))
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return "N/A";
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return wiiu_hid.name(hid_driver_get_data(), port);
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}
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input_device_driver_t hidpad_driver =
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{
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hidpad_init,
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hidpad_query_pad,
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hidpad_destroy,
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hidpad_button,
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hidpad_state,
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hidpad_get_buttons,
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hidpad_axis,
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hidpad_poll,
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NULL, /* set_rumble */
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NULL, /* set_rumble_gain */
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hidpad_name,
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"hid"
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};
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