qmk_firmware/lib/usbhost/USB_Host_Shield_2.0/PS4BT.h

122 lines
4.3 KiB
C++

/* Copyright (C) 2014 Kristian Lauszus, TKJ Electronics. All rights reserved.
This software may be distributed and modified under the terms of the GNU
General Public License version 2 (GPL2) as published by the Free Software
Foundation and appearing in the file GPL2.TXT included in the packaging of
this file. Please note that GPL2 Section 2[b] requires that all works based
on this software must also be made publicly available under the terms of
the GPL2 ("Copyleft").
Contact information
-------------------
Kristian Lauszus, TKJ Electronics
Web : http://www.tkjelectronics.com
e-mail : kristianl@tkjelectronics.com
*/
#ifndef _ps4bt_h_
#define _ps4bt_h_
#include "BTHID.h"
#include "PS4Parser.h"
/**
* This class implements support for the PS4 controller via Bluetooth.
* It uses the BTHID class for all the Bluetooth communication.
*/
class PS4BT : public BTHID, public PS4Parser {
public:
/**
* Constructor for the PS4BT class.
* @param p Pointer to the BTD class instance.
* @param pair Set this to true in order to pair with the device. If the argument is omitted then it will not pair with it. One can use ::PAIR to set it to true.
* @param pin Write the pin to BTD#btdPin. If argument is omitted, then "0000" will be used.
*/
PS4BT(BTD *p, bool pair = false, const char *pin = "0000") :
BTHID(p, pair, pin) {
PS4Parser::Reset();
};
/**
* Used to check if a PS4 controller is connected.
* @return Returns true if it is connected.
*/
bool connected() {
return BTHID::connected;
};
protected:
/** @name BTHID implementation */
/**
* Used to parse Bluetooth HID data.
* @param len The length of the incoming data.
* @param buf Pointer to the data buffer.
*/
virtual void ParseBTHIDData(uint8_t len, uint8_t *buf) {
PS4Parser::Parse(len, buf);
};
/**
* Called when a device is successfully initialized.
* Use attachOnInit(void (*funcOnInit)(void)) to call your own function.
* This is useful for instance if you want to set the LEDs in a specific way.
*/
virtual void OnInitBTHID() {
PS4Parser::Reset();
enable_sixaxis(); // Make the controller send out the entire output report
if (pFuncOnInit)
pFuncOnInit(); // Call the user function
else
setLed(Blue);
};
/** Used to reset the different buffers to there default values */
virtual void ResetBTHID() {
PS4Parser::Reset();
};
/**@}*/
/** @name PS4Parser implementation */
virtual void sendOutputReport(PS4Output *output) { // Source: https://github.com/chrippa/ds4drv
uint8_t buf[79];
memset(buf, 0, sizeof(buf));
buf[0] = 0x52; // HID BT Set_report (0x50) | Report Type (Output 0x02)
buf[1] = 0x11; // Report ID
buf[2] = 0x80;
buf[4]= 0xFF;
buf[7] = output->smallRumble; // Small Rumble
buf[8] = output->bigRumble; // Big rumble
buf[9] = output->r; // Red
buf[10] = output->g; // Green
buf[11] = output->b; // Blue
buf[12] = output->flashOn; // Time to flash bright (255 = 2.5 seconds)
buf[13] = output->flashOff; // Time to flash dark (255 = 2.5 seconds)
output->reportChanged = false;
// The PS4 console actually set the four last bytes to a CRC32 checksum, but it seems like it is actually not needed
HID_Command(buf, sizeof(buf));
};
/**@}*/
private:
void enable_sixaxis() { // Command used to make the PS4 controller send out the entire output report
uint8_t buf[2];
buf[0] = 0x43; // HID BT Get_report (0x40) | Report Type (Feature 0x03)
buf[1] = 0x02; // Report ID
HID_Command(buf, 2);
};
void HID_Command(uint8_t *data, uint8_t nbytes) {
pBtd->L2CAP_Command(hci_handle, data, nbytes, control_scid[0], control_scid[1]);
};
};
#endif