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RetroArch/input/qnx_input.c

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2014 - Daniel De Matteis
* Copyright (C) 2013-2014 - CatalystG
*
* 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 "../general.h"
#include "../driver.h"
#include <screen/screen.h>
#include <bps/event.h>
#include <bps/navigator.h>
#include <sys/keycodes.h>
#define MAX_PADS 8
#ifdef HAVE_BB10
#define MAX_TOUCH 16
#else
#define MAX_TOUCH 4
#endif
typedef struct {
// Static device info.
#ifdef HAVE_BB10
screen_device_t handle;
#endif
int type;
int analogCount;
int buttonCount;
char id[64];
char vendor[64];
char product[64];
int device;
int port;
int index;
// Current state.
int buttons;
int analog0[3];
int analog1[3];
} input_device_t;
struct input_pointer
{
int16_t x, y;
int16_t full_x, full_y;
int contact_id;
int map;
};
typedef struct qnx_input
{
unsigned pads_connected;
struct input_pointer pointer[MAX_TOUCH];
unsigned pointer_count;
int touch_map[MAX_TOUCH];
/*The first pointer_count indices of touch_map will be a valid, active index in pointer array.
* Saves us from searching through pointer array when polling state.
*/
input_device_t *port_device[MAX_PADS];
input_device_t devices[MAX_PADS];
const rarch_joypad_driver_t *joypad;
int16_t analog_state[MAX_PADS][2][2];
uint64_t pad_state[MAX_PADS];
} qnx_input_t;
static void qnx_input_autodetect_gamepad(void *data, input_device_t* controller, int port);
static void initController(void *data, input_device_t* controller);
#ifdef HAVE_BB10
static void process_gamepad_event(void *data, screen_event_t screen_event, int type)
{
int i;
screen_device_t device;
input_device_t* controller = NULL;
qnx_input_t *qnx = (qnx_input_t*)data;
(void)type;
screen_get_event_property_pv(screen_event, SCREEN_PROPERTY_DEVICE, (void**)&device);
for (i = 0; i < MAX_PADS; ++i)
{
if (device == qnx->devices[i].handle)
{
controller = (input_device_t*)&qnx->devices[i];
break;
}
}
if (!controller)
return;
// Store the controller's new state.
screen_get_event_property_iv(screen_event, SCREEN_PROPERTY_BUTTONS, &controller->buttons);
uint64_t *state_cur = (uint64_t*)&qnx->pad_state[controller->port];
//int i;
*state_cur = 0;
for (i = 0; i < 20; i++)
*state_cur |= (controller->buttons & (1 << i) ? (1 << i) : 0);
if (controller->analogCount > 0)
screen_get_event_property_iv(screen_event, SCREEN_PROPERTY_ANALOG0, controller->analog0);
if (controller->analogCount == 2)
screen_get_event_property_iv(screen_event, SCREEN_PROPERTY_ANALOG1, controller->analog1);
//Only player 1
//TODO: Am I missing something? Is there a better way?
if((controller->port == 0) && (controller->buttons & g_settings.input.binds[0][RARCH_MENU_TOGGLE].joykey))
g_extern.lifecycle_state ^= (1ULL << RARCH_MENU_TOGGLE);
}
static void loadController(void *data, input_device_t* controller)
{
int device;
qnx_input_t *qnx = (qnx_input_t*)data;
(void)device;
if (!qnx)
return;
// Query libscreen for information about this device.
screen_get_device_property_iv(controller->handle, SCREEN_PROPERTY_TYPE, &controller->type);
screen_get_device_property_cv(controller->handle, SCREEN_PROPERTY_ID_STRING, sizeof(controller->id), controller->id);
screen_get_device_property_cv(controller->handle, SCREEN_PROPERTY_VENDOR, sizeof(controller->id), controller->vendor);
screen_get_device_property_cv(controller->handle, SCREEN_PROPERTY_PRODUCT, sizeof(controller->id), controller->product);
if (controller->type == SCREEN_EVENT_GAMEPAD || controller->type == SCREEN_EVENT_JOYSTICK)
{
screen_get_device_property_iv(controller->handle, SCREEN_PROPERTY_BUTTON_COUNT, &controller->buttonCount);
// Check for the existence of analog sticks.
if (!screen_get_device_property_iv(controller->handle, SCREEN_PROPERTY_ANALOG0, controller->analog0))
++controller->analogCount;
if (!screen_get_device_property_iv(controller->handle, SCREEN_PROPERTY_ANALOG1, controller->analog1))
++controller->analogCount;
}
//Screen service will map supported controllers, we still might need to adjust.
qnx_input_autodetect_gamepad(qnx, controller, controller->port);
if (controller->type == SCREEN_EVENT_GAMEPAD)
RARCH_LOG("Gamepad Device Connected:\n");
else if (controller->type == SCREEN_EVENT_JOYSTICK)
RARCH_LOG("Joystick Device Connected:\n");
else if (controller->type == SCREEN_EVENT_KEYBOARD)
RARCH_LOG("Keyboard Device Connected:\n");
RARCH_LOG("\tID: %s\n", controller->id);
RARCH_LOG("\tVendor: %s\n", controller->vendor);
RARCH_LOG("\tProduct: %s\n", controller->product);
RARCH_LOG("\tButton Count: %d\n", controller->buttonCount);
RARCH_LOG("\tAnalog Count: %d\n", controller->analogCount);
}
extern screen_context_t screen_ctx;
static void discoverControllers(void *data)
{
// Get an array of all available devices.
int deviceCount;
unsigned i;
screen_event_t *event;
qnx_input_t *qnx = (qnx_input_t*)data;
(void)event;
screen_get_context_property_iv(screen_ctx, SCREEN_PROPERTY_DEVICE_COUNT, &deviceCount);
screen_device_t* devices_found = (screen_device_t*)calloc(deviceCount, sizeof(screen_device_t));
screen_get_context_property_pv(screen_ctx, SCREEN_PROPERTY_DEVICES, (void**)devices_found);
// Scan the list for gamepad and joystick devices.
for(i = 0; i < qnx->pads_connected; ++i)
initController(qnx, &qnx->devices[i]);
qnx->pads_connected = 0;
for (i = 0; i < deviceCount; i++)
{
int type;
screen_get_device_property_iv(devices_found[i], SCREEN_PROPERTY_TYPE, &type);
if (type == SCREEN_EVENT_GAMEPAD || type == SCREEN_EVENT_JOYSTICK || type == SCREEN_EVENT_KEYBOARD)
{
qnx->devices[qnx->pads_connected].handle = devices_found[i];
qnx->devices[qnx->pads_connected].index = qnx->pads_connected;
loadController(qnx, &qnx->devices[qnx->pads_connected]);
if (qnx->pads_connected == MAX_PADS)
break;
}
}
free(devices_found);
}
#endif
static void initController(void *data, input_device_t* controller)
{
qnx_input_t *qnx = (qnx_input_t*)data;
if (qnx)
{
// Initialize controller values.
#ifdef HAVE_BB10
controller->handle = 0;
#endif
controller->type = 0;
controller->analogCount = 0;
controller->buttonCount = 0;
controller->buttons = 0;
controller->analog0[0] = controller->analog0[1] = controller->analog0[2] = 0;
controller->analog1[0] = controller->analog1[1] = controller->analog1[2] = 0;
controller->port = -1;
controller->device = -1;
controller->index = -1;
memset(controller->id, 0, sizeof(controller->id));
}
}
static void qnx_input_autodetect_gamepad(void *data, input_device_t* controller, int port)
{
char name_buf[256];
qnx_input_t *qnx = (qnx_input_t*)data;
if (!qnx)
return;
name_buf[0] = '\0';
//ID: A-BBBB-CCCC-D.D
//A is the device's index in the array returned by screen_get_context_property_pv()
//BBBB is the device's Vendor ID (in hexadecimal)
//CCCC is the device's Product ID (also in hexadecimal)
//D.D is the device's version number
if (controller)
{
#ifdef HAVE_BB10
if (strstr(controller->id, "057E-0306"))
strlcpy(name_buf, "Wiimote", sizeof(name_buf));
else
#endif
if (strstr(controller->id, "0A5C-8502"))
strlcpy(name_buf, "BlackBerry BT Keyboard", sizeof(name_buf));
#ifdef HAVE_BB10
else if (strstr(controller->id, "qwerty:bb35"))
strlcpy(name_buf, "BlackBerry Q10 Keypad", sizeof(name_buf));
#endif
}
if (name_buf[0] != '\0')
{
strlcpy(g_settings.input.device_names[port], name_buf, sizeof(g_settings.input.device_names[port]));
input_config_autoconfigure_joypad(port, name_buf, qnx->joypad);
controller->port = port;
qnx->port_device[port] = controller;
qnx->pads_connected++;
}
}
static void process_keyboard_event(void *data, screen_event_t event, int type)
{
input_device_t* controller = NULL;
int i, b, sym, modifiers, flags, scan, cap;
qnx_input_t *qnx = (qnx_input_t*)data;
(void)type;
i = 0;
sym = 0;
modifiers = 0;
flags = 0;
scan = 0;
cap = 0;
//Get Keyboard state
screen_get_event_property_iv(event, SCREEN_PROPERTY_KEY_SYM, &sym);
screen_get_event_property_iv(event, SCREEN_PROPERTY_KEY_MODIFIERS, &modifiers);
screen_get_event_property_iv(event, SCREEN_PROPERTY_KEY_FLAGS, &flags);
screen_get_event_property_iv(event, SCREEN_PROPERTY_KEY_SCAN, &scan);
screen_get_event_property_iv(event, SCREEN_PROPERTY_KEY_CAP, &cap);
#ifdef HAVE_BB10
//Find device that pressed the key
screen_device_t device;
screen_get_event_property_pv(event, SCREEN_PROPERTY_DEVICE, (void**)&device);
for (i = 0; i < MAX_PADS; ++i)
{
if (device == qnx->devices[i].handle)
{
controller = (input_device_t*)&qnx->devices[i];
break;
}
}
if (!controller)
return;
#else
controller = (input_device_t*)&qnx->devices[0];
#endif
if(controller->port == -1)
return;
uint64_t *state_cur = &qnx->pad_state[controller->port];
*state_cur = 0;
for (b = 0; b < RARCH_FIRST_CUSTOM_BIND; ++b)
{
if ((unsigned int)g_settings.input.binds[controller->port][b].joykey == (unsigned int)(sym & 0xFF))
{
if (flags & KEY_DOWN)
{
controller->buttons |= 1 << b;
*state_cur |= 1 << b;
}
else
controller->buttons &= ~(1<<b);
}
}
//TODO: Am I missing something? Is there a better way?
if((controller->port == 0) && ((unsigned int)g_settings.input.binds[0][RARCH_MENU_TOGGLE].joykey == (unsigned int)(sym&0xFF)))
{
if (flags & KEY_DOWN)
g_extern.lifecycle_state ^= (1ULL << RARCH_MENU_TOGGLE);
}
}
static void process_touch_event(void *data, screen_event_t event, int type)
{
int contact_id, pos[2];
unsigned i, j;
qnx_input_t *qnx = (qnx_input_t*)data;
screen_get_event_property_iv(event, SCREEN_PROPERTY_TOUCH_ID, (int*)&contact_id);
screen_get_event_property_iv(event, SCREEN_PROPERTY_SOURCE_POSITION, pos);
switch(type)
{
case SCREEN_EVENT_MTOUCH_TOUCH:
//Find a free touch struct
for(i = 0; i < MAX_TOUCH; ++i)
{
if(qnx->pointer[i].contact_id == -1)
{
qnx->pointer[i].contact_id = contact_id;
input_translate_coord_viewport(pos[0], pos[1],
&qnx->pointer[i].x, &qnx->pointer[i].y,
&qnx->pointer[i].full_x, &qnx->pointer[i].full_y);
//Add this pointer to the map to signal it's valid
qnx->pointer[i].map = qnx->pointer_count;
qnx->touch_map[qnx->pointer_count] = i;
qnx->pointer_count++;
break;
}
}
//printf("New Touch: x:%d, y:%d, id:%d\n", pos[0], pos[1], contact_id);fflush(stdout);
//printf("Map: %d %d %d %d %d %d\n", qnx->touch_map[0], qnx->touch_map[1], qnx->touch_map[2], qnx->touch_map[3], qnx->touch_map[4], qnx->touch_map[5]);fflush(stdout);
break;
case SCREEN_EVENT_MTOUCH_RELEASE:
for(i = 0; i < MAX_TOUCH; ++i)
{
if(qnx->pointer[i].contact_id == contact_id)
{
//Invalidate the finger
qnx->pointer[i].contact_id = -1;
//Remove pointer from map and shift remaining valid ones to the front
qnx->touch_map[qnx->pointer[i].map] = -1;
for(j = qnx->pointer[i].map; j < qnx->pointer_count; ++j)
{
qnx->touch_map[j] = qnx->touch_map[j+1];
qnx->pointer[qnx->touch_map[j+1]].map = j;
qnx->touch_map[j+1] = -1;
}
qnx->pointer_count--;
break;
}
}
//printf("Release: x:%d, y:%d, id:%d\n", pos[0], pos[1], contact_id);fflush(stdout);
//printf("Map: %d %d %d %d %d %d\n", qnx->touch_map[0], qnx->touch_map[1], qnx->touch_map[2], qnx->touch_map[3], qnx->touch_map[4], qnx->touch_map[5]);fflush(stdout);
break;
case SCREEN_EVENT_MTOUCH_MOVE:
//Find the finger we're tracking and update
for(i = 0; i < qnx->pointer_count; ++i)
{
if(qnx->pointer[i].contact_id == contact_id)
{
gl_t *gl = (gl_t*)driver.video_data;
//During a move, we can go ~30 pixel into the bezel which gives negative
//numbers or numbers larger than the screen res. Normalize.
if(pos[0] < 0)
pos[0] = 0;
if(pos[0] > gl->full_x)
pos[0] = gl->full_x;
if(pos[1] < 0)
pos[1] = 0;
if(pos[1] > gl->full_y)
pos[1] = gl->full_y;
input_translate_coord_viewport(pos[0], pos[1],
&qnx->pointer[i].x, &qnx->pointer[i].y,
&qnx->pointer[i].full_x, &qnx->pointer[i].full_y);
//printf("Move: x:%d, y:%d, id:%d\n", pos[0], pos[1], contact_id);fflush(stdout);
break;
}
}
break;
}
}
static void handle_screen_event(void *data, bps_event_t *event)
{
int type;
qnx_input_t *qnx = (qnx_input_t*)data;
screen_event_t screen_event = screen_event_get_event(event);
screen_get_event_property_iv(screen_event, SCREEN_PROPERTY_TYPE, &type);
switch(type)
{
case SCREEN_EVENT_MTOUCH_TOUCH:
case SCREEN_EVENT_MTOUCH_RELEASE:
case SCREEN_EVENT_MTOUCH_MOVE:
process_touch_event(data, screen_event, type);
break;
case SCREEN_EVENT_KEYBOARD:
process_keyboard_event(data, screen_event, type);
break;
#ifdef HAVE_BB10
case SCREEN_EVENT_GAMEPAD:
case SCREEN_EVENT_JOYSTICK:
process_gamepad_event(data, screen_event, type);
break;
case SCREEN_EVENT_DEVICE:
{
// A device was attached or removed.
screen_device_t device;
int attached, type, i;
screen_get_event_property_pv(screen_event,
SCREEN_PROPERTY_DEVICE, (void**)&device);
screen_get_event_property_iv(screen_event,
SCREEN_PROPERTY_ATTACHED, &attached);
if (attached)
screen_get_device_property_iv(device,
SCREEN_PROPERTY_TYPE, &type);
if (attached && (type == SCREEN_EVENT_GAMEPAD || type == SCREEN_EVENT_JOYSTICK || type == SCREEN_EVENT_KEYBOARD))
{
for (i = 0; i < MAX_PADS; ++i)
{
if (!qnx->devices[i].handle)
{
qnx->devices[i].handle = device;
loadController(data, &qnx->devices[i]);
break;
}
}
}
else
{
for (i = 0; i < MAX_PADS; ++i)
{
if (device == qnx->devices[i].handle)
{
RARCH_LOG("Device %s: Disconnected.\n", qnx->devices[i].id);
initController(data, &qnx->devices[i]);
break;
}
}
}
}
break;
#endif
default:
break;
}
}
static void handle_navigator_event(void *data, bps_event_t *event)
{
navigator_window_state_t state;
bps_event_t *event_pause = NULL;
int rc;
(void)data;
(void)rc;
switch (bps_event_get_code(event))
{
case NAVIGATOR_SWIPE_DOWN:
g_extern.lifecycle_state ^= (1ULL << RARCH_MENU_TOGGLE);
break;
case NAVIGATOR_EXIT:
//Catch this in thumbnail loop
break;
case NAVIGATOR_WINDOW_STATE:
state = navigator_event_get_window_state(event);
switch(state)
{
case NAVIGATOR_WINDOW_THUMBNAIL:
for(;;)
{
//Block until we get a resume or exit event
rc = bps_get_event(&event_pause, -1);
if(bps_event_get_code(event_pause) == NAVIGATOR_WINDOW_STATE)
{
state = navigator_event_get_window_state(event_pause);
if(state == NAVIGATOR_WINDOW_FULLSCREEN)
break;
}
else if (bps_event_get_code(event_pause) == NAVIGATOR_EXIT)
{
g_extern.system.shutdown = true;
break;
}
}
break;
case NAVIGATOR_WINDOW_FULLSCREEN:
break;
case NAVIGATOR_WINDOW_INVISIBLE:
break;
}
break;
default:
break;
}
}
//External Functions
static void *qnx_input_init(void)
{
int i;
qnx_input_t *qnx = (qnx_input_t*)calloc(1, sizeof(*qnx));
if (!qnx)
return NULL;
for (i = 0; i < MAX_TOUCH; ++i)
{
qnx->pointer[i].contact_id = -1;
qnx->touch_map[i] = -1;
}
qnx->joypad = input_joypad_init_driver(g_settings.input.joypad_driver);
for (i = 0; i < MAX_PADS; ++i)
{
initController(qnx, &qnx->devices[i]);
qnx->port_device[i] = 0;
}
#ifdef HAVE_BB10
//Find currently connected gamepads
discoverControllers(qnx);
#else
//Initialize Playbook keyboard
strlcpy(qnx->devices[0].id, "0A5C-8502", sizeof(qnx->devices[0].id));
qnx_input_autodetect_gamepad(qnx, &qnx->devices[0], 0);
qnx->pads_connected = 1;
#endif
return qnx;
}
static void qnx_input_poll(void *data)
{
(void)data;
//Request and process all available BPS events
int rc, domain;
g_extern.lifecycle_state &= ~(1ULL << RARCH_MENU_TOGGLE);
while(true)
{
bps_event_t *event = NULL;
rc = bps_get_event(&event, 0);
if(rc == BPS_SUCCESS)
{
if (event)
{
domain = bps_event_get_domain(event);
if (domain == navigator_get_domain())
handle_navigator_event(data, event);
else if (domain == screen_get_domain())
handle_screen_event(data, event);
}
else
break;
}
}
}
static int16_t qnx_input_state(void *data, const struct retro_keybind **retro_keybinds, unsigned port, unsigned device, unsigned index, unsigned id)
{
qnx_input_t *qnx = (qnx_input_t*)data;
switch (device)
{
case RETRO_DEVICE_JOYPAD:
return input_joypad_pressed(qnx->joypad, port, (unsigned int)g_settings.input.binds[port], id);
#ifdef HAVE_BB10
case RETRO_DEVICE_ANALOG:
//Need to return [-0x8000, 0x7fff]
//Gamepad API gives us [-128, 127] with (0,0) center
//Untested
if(qnx->port_device[port])
{
switch ((index << 1) | id)
{
case (RETRO_DEVICE_INDEX_ANALOG_LEFT << 1) | RETRO_DEVICE_ID_ANALOG_X:
return qnx->port_device[port]->analog0[0] * 256;
case (RETRO_DEVICE_INDEX_ANALOG_LEFT << 1) | RETRO_DEVICE_ID_ANALOG_Y:
return qnx->port_device[port]->analog0[1] * 256;
case (RETRO_DEVICE_INDEX_ANALOG_RIGHT << 1) | RETRO_DEVICE_ID_ANALOG_X:
return qnx->port_device[port]->analog1[0] * 256;
case (RETRO_DEVICE_INDEX_ANALOG_RIGHT << 1) | RETRO_DEVICE_ID_ANALOG_Y:
return qnx->port_device[port]->analog1[1] * 256;
default:
break;
}
}
break;
#endif
case RARCH_DEVICE_POINTER_SCREEN:
switch (id)
{
case RETRO_DEVICE_ID_POINTER_X:
return qnx->pointer[qnx->touch_map[index]].full_x;
case RETRO_DEVICE_ID_POINTER_Y:
return qnx->pointer[qnx->touch_map[index]].full_y;
case RETRO_DEVICE_ID_POINTER_PRESSED:
return (index < qnx->pointer_count) && (qnx->pointer[index].full_x != -0x8000) && (qnx->pointer[index].full_y != -0x8000);
default:
return 0;
}
break;
case RETRO_DEVICE_POINTER:
switch (id)
{
case RETRO_DEVICE_ID_POINTER_X:
return qnx->pointer[qnx->touch_map[index]].x;
case RETRO_DEVICE_ID_POINTER_Y:
return qnx->pointer[qnx->touch_map[index]].y;
case RETRO_DEVICE_ID_POINTER_PRESSED:
return (index < qnx->pointer_count) && (qnx->pointer[index].x != -0x8000) && (qnx->pointer[index].y != -0x8000);
default:
return 0;
}
break;
default:
break;
}
return 0;
}
static bool qnx_input_key_pressed(void *data, int key)
{
qnx_input_t *qnx = (qnx_input_t*)data;
return ((g_extern.lifecycle_state | driver.overlay_state.buttons ) & (1ULL << key) ||
input_joypad_pressed(qnx->joypad, 0, g_settings.input.binds[0], key));
}
static void qnx_input_free_input(void *data)
{
free(data);
}
static uint64_t qnx_input_get_capabilities(void *data)
{
uint64_t caps = 0;
(void)data;
caps |= (1 << RETRO_DEVICE_JOYPAD);
caps |= (1 << RETRO_DEVICE_POINTER);
#ifdef HAVE_BB10
caps |= (1 << RETRO_DEVICE_ANALOG);
#endif
return caps;
}
static const rarch_joypad_driver_t *qnx_input_get_joypad_driver(void *data)
{
qnx_input_t *qnx = (qnx_input_t*)data;
return qnx->joypad;
}
const input_driver_t input_qnx = {
qnx_input_init,
qnx_input_poll,
qnx_input_state,
qnx_input_key_pressed,
qnx_input_free_input,
NULL,
NULL,
qnx_input_get_capabilities,
"qnx_input",
NULL,
NULL,
qnx_input_get_joypad_driver,
};
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