diff --git a/input/drivers_joypad/mfi_joypad.m b/input/drivers_joypad/mfi_joypad.m new file mode 100644 index 0000000000..d318b17552 --- /dev/null +++ b/input/drivers_joypad/mfi_joypad.m @@ -0,0 +1,293 @@ +/* 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 . + */ +#include +#include +#include +#include +#include + +#include + +#include +#import + +#include "mfi_hid.h" +#include "../drivers/cocoa_input.h" +#include "../connect/joypad_connection.h" + +joypad_connection_t *slots; + +enum +{ + GCCONTROLLER_PLAYER_INDEX_UNSET = -1, +}; + +static bool apple_gamecontroller_available(void) +{ + int major, minor; + get_ios_version(&major, &minor); + + if (major <= 6) + return false; + + return true; +} + +static void apple_gamecontroller_joypad_poll_internal(GCController *controller) +{ + uint32_t slot, pause; + uint32_t *buttons; + driver_t *driver = driver_get_ptr(); + cocoa_input_data_t *apple = (cocoa_input_data_t*)driver->input_data; + if (!apple || !controller) + return; + + slot = (uint32_t)controller.playerIndex; + /* retain the start (pause) value */ + pause = apple->mfi_buttons[slot] & (1 << RETRO_DEVICE_ID_JOYPAD_START); + + apple->mfi_buttons[slot] = 0; + memset(apple->axes[slot], 0, sizeof(apple->axes[0])); + + apple->mfi_buttons[slot] |= pause; + + buttons = &apple->mfi_buttons[slot]; + + if (controller.extendedGamepad) + { + GCExtendedGamepad *gp = (GCExtendedGamepad *)controller.extendedGamepad; + + *buttons |= gp.dpad.up.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_UP) : 0; + *buttons |= gp.dpad.down.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_DOWN) : 0; + *buttons |= gp.dpad.left.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_LEFT) : 0; + *buttons |= gp.dpad.right.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT) : 0; + *buttons |= gp.buttonA.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_B) : 0; + *buttons |= gp.buttonB.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_A) : 0; + *buttons |= gp.buttonX.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_Y) : 0; + *buttons |= gp.buttonY.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_X) : 0; + *buttons |= gp.leftShoulder.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_L) : 0; + *buttons |= gp.rightShoulder.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_R) : 0; + *buttons |= gp.leftTrigger.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_L2) : 0; + *buttons |= gp.rightTrigger.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_R2) : 0; + apple->axes[slot][0] = gp.leftThumbstick.xAxis.value * 32767.0f; + apple->axes[slot][1] = gp.leftThumbstick.yAxis.value * 32767.0f; + apple->axes[slot][2] = gp.rightThumbstick.xAxis.value * 32767.0f; + apple->axes[slot][3] = gp.rightThumbstick.yAxis.value * 32767.0f; + apple->axes[slot][4] = gp.rightThumbstick.yAxis.value * 32767.0f; + apple->axes[slot][5] = gp.rightThumbstick.yAxis.value * 32767.0f; + + } + else if (controller.gamepad) + { + GCGamepad *gp = (GCGamepad *)controller.gamepad; + + *buttons |= gp.dpad.up.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_UP) : 0; + *buttons |= gp.dpad.down.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_DOWN) : 0; + *buttons |= gp.dpad.left.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_LEFT) : 0; + *buttons |= gp.dpad.right.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT) : 0; + *buttons |= gp.buttonA.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_B) : 0; + *buttons |= gp.buttonB.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_A) : 0; + *buttons |= gp.buttonX.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_Y) : 0; + *buttons |= gp.buttonY.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_X) : 0; + *buttons |= gp.leftShoulder.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_L) : 0; + *buttons |= gp.rightShoulder.pressed ? (1 << RETRO_DEVICE_ID_JOYPAD_R) : 0; + } +} + +static void apple_gamecontroller_joypad_poll(void) +{ + if (!apple_gamecontroller_available()) + return; + + for (GCController *controller in [GCController controllers]) + apple_gamecontroller_joypad_poll_internal(controller); +} + +static void apple_gamecontroller_joypad_register(GCGamepad *gamepad) +{ + driver_t *driver = driver_get_ptr(); + cocoa_input_data_t *apple = (cocoa_input_data_t*)driver->input_data; + gamepad.valueChangedHandler = ^(GCGamepad *updateGamepad, GCControllerElement *element) { + apple_gamecontroller_poll(updateGamepad.controller); + }; + + gamepad.controller.controllerPausedHandler = ^(GCController *controller) { + + uint32_t slot = (uint32_t)controller.playerIndex; + + apple->mfi_buttons[slot] |= (1 << RETRO_DEVICE_ID_JOYPAD_START); + + dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.1 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{ + apple->mfi_buttons[slot] &= ~(1 << RETRO_DEVICE_ID_JOYPAD_START); + }); + + }; +} + +static int32_t apple_gamecontroller_joypad_connect_gcapi(joypad_connection_t *joyconn) +{ + int pad = pad_connection_find_vacant_pad(joyconn); + + if (pad >= 0 && pad < MAX_USERS) + { + joypad_connection_t *s = (joypad_connection_t*)&joyconn[pad]; + + if (s) + s->connected = true; + } + + return pad; +} + +static void apple_gamecontroller_joypad_connect(GCController *controller) +{ + int32_t slot = apple_gamecontroller_joypad_connect_gcapi(slots); + + controller.playerIndex = (slot >= 0 && slot < MAX_USERS) ? slot : GCCONTROLLER_PLAYER_INDEX_UNSET; + + if (controller.playerIndex == GCControllerPlayerIndexUnset) + return; + + apple_gamecontroller_joypad_register(controller.gamepad); +} + +static void apple_gamecontroller_joypad_disconnect(GCController* controller) +{ + unsigned pad = (uint32_t)controller.playerIndex; + if (pad == GCCONTROLLER_PLAYER_INDEX_UNSET) + return; + + pad_connection_pad_deinit(&slots[pad], pad); +} + +static bool linuxraw_joypad_init(void *data) +{ + if (!apple_gamecontroller_available()) + return false; + +#ifdef __IPHONE_7_0 + [[NSNotificationCenter defaultCenter] addObserverForName:GCControllerDidConnectNotification + object:nil + queue:[NSOperationQueue mainQueue] + usingBlock:^(NSNotification *note) { + apple_gamecontroller_joypad_connect([note object]); + }]; + + [[NSNotificationCenter defaultCenter] addObserverForName:GCControllerDidDisconnectNotification + object:nil + queue:[NSOperationQueue mainQueue] + usingBlock:^(NSNotification *note) { + apple_gamecontroller_joypad_disconnect([note object]); + } ]; +#endif + + return true; +} + +static void linuxraw_joypad_destroy(void) +{ + unsigned i; + + for (i = 0; i < MAX_USERS; i++) + { + if (linuxraw_pads[i].fd >= 0) + close(linuxraw_pads[i].fd); + } + + memset(linuxraw_pads, 0, sizeof(linuxraw_pads)); + + for (i = 0; i < MAX_USERS; i++) + linuxraw_pads[i].fd = -1; + + if (g_notify >= 0) + close(g_notify); + g_notify = -1; + + if (g_epoll >= 0) + close(g_epoll); + g_epoll = -1; + + g_hotplug = false; +} + +static bool linuxraw_joypad_button(unsigned port, uint16_t joykey) +{ + const struct linuxraw_joypad *pad = (const struct linuxraw_joypad*)&linuxraw_pads[port]; + if (!pad) + return false; + return joykey < NUM_BUTTONS && BIT64_GET(pad->buttons, joykey); +} + +static uint64_t linuxraw_joypad_get_buttons(unsigned port) +{ + const struct linuxraw_joypad *pad = (const struct linuxraw_joypad*)&linuxraw_pads[port]; + if (!pad) + return 0; + return pad->buttons; +} + +static int16_t linuxraw_joypad_axis(unsigned port, uint32_t joyaxis) +{ + int16_t val = 0; + const struct linuxraw_joypad *pad = NULL; + + if (joyaxis == AXIS_NONE) + return 0; + + pad = (const struct linuxraw_joypad*)&linuxraw_pads[port]; + + if (AXIS_NEG_GET(joyaxis) < NUM_AXES) + { + val = pad->axes[AXIS_NEG_GET(joyaxis)]; + if (val > 0) + val = 0; + /* Kernel returns values in range [-0x7fff, 0x7fff]. */ + } + else if (AXIS_POS_GET(joyaxis) < NUM_AXES) + { + val = pad->axes[AXIS_POS_GET(joyaxis)]; + if (val < 0) + val = 0; + } + + return val; +} + +static bool linuxraw_joypad_query_pad(unsigned pad) +{ + return pad < MAX_USERS && linuxraw_pads[pad].fd >= 0; +} + +static const char *linuxraw_joypad_name(unsigned pad) +{ + if (pad >= MAX_USERS) + return NULL; + + return *linuxraw_pads[pad].ident ? linuxraw_pads[pad].ident : NULL; +} + +input_device_driver_t linuxraw_mfi = { + linuxraw_joypad_init, + linuxraw_joypad_query_pad, + linuxraw_joypad_destroy, + linuxraw_joypad_button, + linuxraw_joypad_get_buttons, + linuxraw_joypad_axis, + apple_gamecontroller_joypad_poll, + NULL, + linuxraw_joypad_name, + "mfi", +};