mirror of
https://github.com/CTCaer/RetroArch.git
synced 2024-12-26 12:47:37 +00:00
429 lines
11 KiB
C
429 lines
11 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2011-2016 - Daniel De Matteis
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* Copyright (C) 2013-2014 - Jason Fetters
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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 <stdint.h>
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#include <unistd.h>
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#ifdef HAVE_CONFIG_H
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#include "../../config.h"
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#endif
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#include "../input_config.h"
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#include "../input_joypad_driver.h"
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#include "../input_keymaps.h"
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#include "cocoa_input.h"
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#include "../../gfx/video_driver.h"
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#include "../../configuration.h"
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#include "../../driver.h"
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#include "../drivers_keyboard/keyboard_event_apple.h"
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/* Forward declarations */
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float get_backing_scale_factor(void);
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int32_t cocoa_input_find_any_key(void)
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{
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cocoa_input_data_t *apple = (cocoa_input_data_t*)input_driver_get_data();
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if (!apple)
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return 0;
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if (apple->joypad)
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apple->joypad->poll();
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if (apple->sec_joypad)
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apple->sec_joypad->poll();
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return apple_keyboard_find_any_key();
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}
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static int cocoa_input_find_any_button_ret(cocoa_input_data_t *apple,
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unsigned buttons, unsigned port)
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{
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unsigned i;
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if (buttons)
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for (i = 0; i < 32; i++)
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if (buttons & (1 << i))
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return i;
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return -1;
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}
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int32_t cocoa_input_find_any_button(uint32_t port)
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{
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int ret = -1;
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cocoa_input_data_t *apple = (cocoa_input_data_t*)input_driver_get_data();
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if (!apple)
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return -1;
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if (apple->joypad)
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{
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apple->joypad->poll();
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if (apple->joypad->get_buttons)
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ret = cocoa_input_find_any_button_ret(apple, apple->joypad->get_buttons(port), port);
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}
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if (ret != -1)
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return ret;
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if (apple->sec_joypad)
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{
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apple->sec_joypad->poll();
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if (apple->sec_joypad->get_buttons)
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{
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apple->sec_joypad->poll();
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ret = cocoa_input_find_any_button_ret(apple, apple->sec_joypad->get_buttons(port), port);
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}
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}
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if (ret != -1)
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return ret;
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return -1;
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}
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int32_t cocoa_input_find_any_axis(uint32_t port)
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{
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int i;
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cocoa_input_data_t *apple = (cocoa_input_data_t*)input_driver_get_data();
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if (apple && apple->joypad)
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apple->joypad->poll();
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if (apple && apple->sec_joypad)
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apple->sec_joypad->poll();
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for (i = 0; i < 6; i++)
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{
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int16_t value = apple->joypad ? apple->joypad->axis(port, i) : 0;
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if (abs(value) > 0x4000)
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return (value < 0) ? -(i + 1) : i + 1;
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value = apple->sec_joypad ? apple->sec_joypad->axis(port, i) : value;
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if (abs(value) > 0x4000)
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return (value < 0) ? -(i + 1) : i + 1;
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}
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return 0;
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}
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static void *cocoa_input_init(void)
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{
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settings_t *settings = config_get_ptr();
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cocoa_input_data_t *apple = (cocoa_input_data_t*)calloc(1, sizeof(*apple));
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if (!apple)
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return NULL;
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input_keymaps_init_keyboard_lut(rarch_key_map_apple_hid);
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apple->joypad = input_joypad_init_driver(settings->input.joypad_driver, apple);
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#ifdef HAVE_MFI
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apple->sec_joypad = input_joypad_init_driver("mfi", apple);
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#endif
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return apple;
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}
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static void cocoa_input_poll(void *data)
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{
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uint32_t i;
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cocoa_input_data_t *apple = (cocoa_input_data_t*)data;
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#ifndef IOS
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float backing_scale_factor = get_backing_scale_factor();
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#endif
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if (!apple)
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return;
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for (i = 0; i < apple->touch_count; i++)
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{
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struct video_viewport vp = {0};
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#ifndef IOS
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apple->touches[i].screen_x *= backing_scale_factor;
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apple->touches[i].screen_y *= backing_scale_factor;
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#endif
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video_driver_translate_coord_viewport_wrap(
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&vp,
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apple->touches[i].screen_x,
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apple->touches[i].screen_y,
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&apple->touches[i].fixed_x,
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&apple->touches[i].fixed_y,
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&apple->touches[i].full_x,
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&apple->touches[i].full_y);
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}
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if (apple->joypad)
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apple->joypad->poll();
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if (apple->sec_joypad)
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apple->sec_joypad->poll();
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apple->mouse_x_last = apple->mouse_rel_x;
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apple->mouse_y_last = apple->mouse_rel_y;
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}
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static int16_t cocoa_mouse_state(cocoa_input_data_t *apple,
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unsigned id)
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{
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switch (id)
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{
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case RETRO_DEVICE_ID_MOUSE_X:
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return apple->mouse_rel_x - apple->mouse_x_last;
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case RETRO_DEVICE_ID_MOUSE_Y:
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return apple->mouse_rel_y - apple->mouse_y_last;
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case RETRO_DEVICE_ID_MOUSE_LEFT:
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return apple->mouse_buttons & 1;
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case RETRO_DEVICE_ID_MOUSE_RIGHT:
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return apple->mouse_buttons & 2;
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case RETRO_DEVICE_ID_MOUSE_WHEELUP:
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return apple->mouse_wu;
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case RETRO_DEVICE_ID_MOUSE_WHEELDOWN:
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return apple->mouse_wd;
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case RETRO_DEVICE_ID_MOUSE_HORIZ_WHEELUP:
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return apple->mouse_wl;
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case RETRO_DEVICE_ID_MOUSE_HORIZ_WHEELDOWN:
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return apple->mouse_wr;
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}
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return 0;
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}
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static int16_t cocoa_mouse_state_screen(cocoa_input_data_t *apple,
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unsigned id)
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{
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int16_t val;
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#ifndef IOS
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float backing_scale_factor = get_backing_scale_factor();
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#endif
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switch (id)
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{
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case RETRO_DEVICE_ID_MOUSE_X:
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val = apple->window_pos_x;
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break;
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case RETRO_DEVICE_ID_MOUSE_Y:
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val = apple->window_pos_y;
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break;
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default:
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return cocoa_mouse_state(apple, id);
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}
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#ifndef IOS
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val *= backing_scale_factor;
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#endif
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return val;
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}
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static int16_t cocoa_pointer_state(cocoa_input_data_t *apple,
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unsigned device, unsigned idx, unsigned id)
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{
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const bool want_full = (device == RARCH_DEVICE_POINTER_SCREEN);
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if (idx < apple->touch_count && (idx < MAX_TOUCHES))
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{
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int16_t x, y;
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const cocoa_touch_data_t *touch = (const cocoa_touch_data_t *)
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&apple->touches[idx];
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if (!touch)
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return 0;
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x = touch->fixed_x;
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y = touch->fixed_y;
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if (want_full)
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{
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x = touch->full_x;
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y = touch->full_y;
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}
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switch (id)
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{
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case RETRO_DEVICE_ID_POINTER_PRESSED:
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return (x != -0x8000) && (y != -0x8000);
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case RETRO_DEVICE_ID_POINTER_X:
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return x;
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case RETRO_DEVICE_ID_POINTER_Y:
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return y;
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}
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}
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return 0;
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}
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static int16_t cocoa_input_state(void *data,
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const struct retro_keybind **binds, unsigned port,
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unsigned device, unsigned idx, unsigned id)
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{
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int16_t ret = 0;
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cocoa_input_data_t *apple = (cocoa_input_data_t*)data;
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if (!apple || !apple->joypad)
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return 0;
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switch (device)
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{
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case RETRO_DEVICE_JOYPAD:
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if (binds[port] && binds[port][id].valid)
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{
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return apple_input_is_pressed(port, binds[port], id) ||
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input_joypad_pressed(apple->joypad, port, binds[port], id)
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#ifdef HAVE_MFI
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|| input_joypad_pressed(apple->sec_joypad, port, binds[port], id)
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#endif
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;
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}
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break;
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case RETRO_DEVICE_ANALOG:
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#ifdef HAVE_MFI
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if (binds[port])
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ret = input_joypad_analog(apple->sec_joypad, port,
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idx, id, binds[port]);
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#endif
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if (!ret && binds[port])
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ret = input_joypad_analog(apple->joypad, port,
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idx, id, binds[port]);
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return ret;
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case RETRO_DEVICE_KEYBOARD:
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return apple_keyboard_state(id);
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case RETRO_DEVICE_MOUSE:
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return cocoa_mouse_state(apple, id);
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case RARCH_DEVICE_MOUSE_SCREEN:
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return cocoa_mouse_state_screen(apple, id);
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case RETRO_DEVICE_POINTER:
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case RARCH_DEVICE_POINTER_SCREEN:
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return cocoa_pointer_state(apple, device, idx, id);
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}
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return 0;
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}
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static bool cocoa_input_meta_key_pressed(void *data, int key)
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{
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return false;
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}
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static void cocoa_input_free(void *data)
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{
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cocoa_input_data_t *apple = (cocoa_input_data_t*)data;
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if (!apple || !data)
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return;
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if (apple->joypad)
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apple->joypad->destroy();
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if (apple->sec_joypad)
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apple->sec_joypad->destroy();
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apple_keyboard_free();
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free(apple);
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}
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static bool cocoa_input_set_rumble(void *data,
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unsigned port, enum retro_rumble_effect effect, uint16_t strength)
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{
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cocoa_input_data_t *apple = (cocoa_input_data_t*)data;
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if (apple && apple->joypad)
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return input_joypad_set_rumble(apple->joypad,
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port, effect, strength);
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#ifdef HAVE_MFI
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if (apple && apple->sec_joypad)
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return input_joypad_set_rumble(apple->sec_joypad,
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port, effect, strength);
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#endif
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return false;
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}
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static uint64_t cocoa_input_get_capabilities(void *data)
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{
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(void)data;
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return
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(1 << RETRO_DEVICE_JOYPAD) |
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(1 << RETRO_DEVICE_MOUSE) |
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(1 << RETRO_DEVICE_KEYBOARD) |
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(1 << RETRO_DEVICE_POINTER) |
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(1 << RETRO_DEVICE_ANALOG);
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}
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static void cocoa_input_grab_mouse(void *data, bool state)
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{
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/* Dummy for now. Might be useful in the future. */
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(void)data;
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(void)state;
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}
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static const input_device_driver_t *cocoa_input_get_sec_joypad_driver(void *data)
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{
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cocoa_input_data_t *apple = (cocoa_input_data_t*)data;
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if (apple && apple->sec_joypad)
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return apple->sec_joypad;
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return NULL;
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}
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static const input_device_driver_t *cocoa_input_get_joypad_driver(void *data)
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{
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cocoa_input_data_t *apple = (cocoa_input_data_t*)data;
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if (apple && apple->joypad)
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return apple->joypad;
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return NULL;
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}
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static bool cocoa_input_keyboard_mapping_is_blocked(void *data)
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{
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cocoa_input_data_t *apple = (cocoa_input_data_t*)data;
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if (!apple)
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return false;
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return apple->blocked;
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}
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static void cocoa_input_keyboard_mapping_set_block(void *data, bool value)
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{
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cocoa_input_data_t *apple = (cocoa_input_data_t*)data;
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if (!apple)
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return;
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apple->blocked = value;
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}
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input_driver_t input_cocoa = {
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cocoa_input_init,
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cocoa_input_poll,
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cocoa_input_state,
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cocoa_input_meta_key_pressed,
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cocoa_input_free,
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NULL,
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NULL,
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cocoa_input_get_capabilities,
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"cocoa",
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cocoa_input_grab_mouse,
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NULL,
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cocoa_input_set_rumble,
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cocoa_input_get_joypad_driver,
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cocoa_input_get_sec_joypad_driver,
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cocoa_input_keyboard_mapping_is_blocked,
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cocoa_input_keyboard_mapping_set_block,
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};
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