/* RetroArch - A frontend for libretro.
* Copyright (C) 2013-2014 - Jason Fetters
* Copyright (C) 2014-2015 - 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 "joypad_connection.h"
struct hidpad_ps4_data
{
struct pad_connection* connection;
send_control_t send_control;
uint8_t data[512];
uint64_t buttonstate;
uint32_t slot;
bool have_led;
uint16_t motors[2];
};
static void hidpad_ps4_send_control(struct hidpad_ps4_data* device)
{
/* TODO: Can this be modified to turn off motion tracking? */
static uint8_t report_buffer[79] = {
0x52, 0x11, 0xB0, 0x00, 0x0F
};
#if 0
uint8_t rgb[4][3] = { { 0xFF, 0, 0 }, { 0, 0xFF, 0 }, { 0, 0, 0xFF }, { 0xFF, 0xFF, 0xFF } };
report_buffer[ 9] = rgb[(device->slot % 4)][0];
report_buffer[10] = rgb[(device->slot % 4)][1];
report_buffer[11] = rgb[(device->slot % 4)][2];
#endif
device->send_control(device->connection, report_buffer, sizeof(report_buffer));
}
static void* hidpad_ps4_init(void *data, uint32_t slot, send_control_t ptr)
{
uint8_t magic_data[0x25];
struct pad_connection* connection = (struct pad_connection*)data;
struct hidpad_ps4_data* device = (struct hidpad_ps4_data*)
calloc(1, sizeof(struct hidpad_ps4_data));
if (!device)
return NULL;
if (!connection)
{
free(device);
return NULL;
}
device->connection = connection;
device->slot = slot;
device->send_control = ptr;
#if 0
/* TODO - unsure of this */
/* This is needed to get full input packet over bluetooth. */
device->send_control(device->connection, magic_data, 0x2);
#endif
/* Without this, the digital buttons won't be reported. */
hidpad_ps4_send_control(device);
(void)magic_data;
return device;
}
static void hidpad_ps4_deinit(void *data)
{
struct hidpad_ps4_data *device = (struct hidpad_ps4_data*)data;
if (device)
free(device);
}
static uint64_t hidpad_ps4_get_buttons(void *data)
{
struct hidpad_ps4_data *device = (struct hidpad_ps4_data*)data;
if (!device)
return 0;
return device->buttonstate;
}
static int16_t hidpad_ps4_get_axis(void *data, unsigned axis)
{
struct hidpad_ps4_data *device = (struct hidpad_ps4_data*)data;
if (device && (axis < 4))
{
int val = device->data[7 + axis];
val = (val << 8) - 0x8000;
return (abs(val) > 0x1000) ? val : 0;
}
return 0;
}
static void hidpad_ps4_packet_handler(void *data, uint8_t *packet, uint16_t size)
{
uint32_t buttons, buttons2, buttons3;
struct hidpad_ps4_data *device = (struct hidpad_ps4_data*)data;
if (!device)
return;
#if 0
if (!device->have_led)
{
hidpad_ps4_send_control(device);
device->have_led = true;
}
#endif
uint8_t *rpt_ptr = (uint8_t*)&packet[4];
device->buttonstate = 0;
buttons = rpt_ptr[2];
buttons2 = rpt_ptr[3];
buttons3 = rpt_ptr[4];
//RARCH_LOG("Left stick X: %d\n", rpt_ptr[-2]);
//RARCH_LOG("Left stick Y: %d\n", rpt_ptr[-1]);
//RARCH_LOG("Right stick X: %d\n", rpt_ptr[0]);
//RARCH_LOG("Right stick Y: %d\n", rpt_ptr[1]);
//RARCH_LOG("Digital buttons: %d\n", rpt_ptr[2]);
//RARCH_LOG("Start/share: %d\n", rpt_ptr[3]);
//RARCH_LOG("Test: %d\n", rpt_ptr[4] & 0x01);
//RARCH_LOG("L2 button: %d\n", rpt_ptr[5]);
//RARCH_LOG("R2 button: %d\n", rpt_ptr[6]);
device->buttonstate |= ((buttons2 == 128)? (1ULL << RETRO_DEVICE_ID_JOYPAD_R3) : 0);
device->buttonstate |= ((buttons2 == 64) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_L3) : 0);
device->buttonstate |= ((buttons2 == 32) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_START) : 0);
device->buttonstate |= ((buttons2 == 16) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_SELECT) : 0);
device->buttonstate |= ((buttons2 == 8) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_R2) : 0);
device->buttonstate |= ((buttons2 == 4) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_L2) : 0);
device->buttonstate |= ((buttons2 == 2) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_R) : 0);
device->buttonstate |= ((buttons2 == 1) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_L) : 0);
device->buttonstate |= ((buttons == 136) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_X) : 0);
device->buttonstate |= ((buttons == 72) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_A) : 0);
device->buttonstate |= ((buttons == 40) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_B) : 0);
device->buttonstate |= ((buttons == 24) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_Y) : 0);
device->buttonstate |= ((buttons == 6) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_LEFT) : 0);
device->buttonstate |= ((buttons == 4) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_DOWN) : 0);
device->buttonstate |= ((buttons == 2) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_RIGHT) : 0);
device->buttonstate |= ((buttons == 0) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_UP) : 0);
device->buttonstate |= ((buttons3 & 0x01)? (1ULL << RARCH_MENU_TOGGLE) : 0);
}
static void hidpad_ps4_set_rumble(void *data,
enum retro_rumble_effect effect, uint16_t strength)
{
/* TODO */
#if 0
struct hidpad_ps4_data *device = (struct hidpad_ps4_data*)data;
unsigned idx = (effect == RETRO_RUMBLE_STRONG) ? 0 : 1;
if (device && (device->motors[idx] != strength))
{
device->motors[idx] = strength;
hidpad_ps4_send_control(device);
}
#endif
}
pad_connection_interface_t pad_connection_ps4 = {
hidpad_ps4_init,
hidpad_ps4_deinit,
hidpad_ps4_packet_handler,
hidpad_ps4_set_rumble,
hidpad_ps4_get_buttons,
hidpad_ps4_get_axis,
};