mirror of
https://github.com/qmk/qmk_firmware.git
synced 2024-11-29 22:45:51 +00:00
408 lines
15 KiB
C++
408 lines
15 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 _ps4parser_h_
|
|
#define _ps4parser_h_
|
|
|
|
#include "Usb.h"
|
|
#include "controllerEnums.h"
|
|
|
|
/** Buttons on the controller */
|
|
const uint8_t PS4_BUTTONS[] PROGMEM = {
|
|
UP, // UP
|
|
RIGHT, // RIGHT
|
|
DOWN, // DOWN
|
|
LEFT, // LEFT
|
|
|
|
0x0C, // SHARE
|
|
0x0D, // OPTIONS
|
|
0x0E, // L3
|
|
0x0F, // R3
|
|
|
|
0x0A, // L2
|
|
0x0B, // R2
|
|
0x08, // L1
|
|
0x09, // R1
|
|
|
|
0x07, // TRIANGLE
|
|
0x06, // CIRCLE
|
|
0x05, // CROSS
|
|
0x04, // SQUARE
|
|
|
|
0x10, // PS
|
|
0x11, // TOUCHPAD
|
|
};
|
|
|
|
union PS4Buttons {
|
|
struct {
|
|
uint8_t dpad : 4;
|
|
uint8_t square : 1;
|
|
uint8_t cross : 1;
|
|
uint8_t circle : 1;
|
|
uint8_t triangle : 1;
|
|
|
|
uint8_t l1 : 1;
|
|
uint8_t r1 : 1;
|
|
uint8_t l2 : 1;
|
|
uint8_t r2 : 1;
|
|
uint8_t share : 1;
|
|
uint8_t options : 1;
|
|
uint8_t l3 : 1;
|
|
uint8_t r3 : 1;
|
|
|
|
uint8_t ps : 1;
|
|
uint8_t touchpad : 1;
|
|
uint8_t reportCounter : 6;
|
|
} __attribute__((packed));
|
|
uint32_t val : 24;
|
|
} __attribute__((packed));
|
|
|
|
struct touchpadXY {
|
|
uint8_t dummy; // I can not figure out what this data is for, it seems to change randomly, maybe a timestamp?
|
|
struct {
|
|
uint8_t counter : 7; // Increments every time a finger is touching the touchpad
|
|
uint8_t touching : 1; // The top bit is cleared if the finger is touching the touchpad
|
|
uint16_t x : 12;
|
|
uint16_t y : 12;
|
|
} __attribute__((packed)) finger[2]; // 0 = first finger, 1 = second finger
|
|
} __attribute__((packed));
|
|
|
|
struct PS4Status {
|
|
uint8_t battery : 4;
|
|
uint8_t usb : 1;
|
|
uint8_t audio : 1;
|
|
uint8_t mic : 1;
|
|
uint8_t unknown : 1; // Extension port?
|
|
} __attribute__((packed));
|
|
|
|
struct PS4Data {
|
|
/* Button and joystick values */
|
|
uint8_t hatValue[4];
|
|
PS4Buttons btn;
|
|
uint8_t trigger[2];
|
|
|
|
/* Gyro and accelerometer values */
|
|
uint8_t dummy[3]; // First two looks random, while the third one might be some kind of status - it increments once in a while
|
|
int16_t gyroY, gyroZ, gyroX;
|
|
int16_t accX, accZ, accY;
|
|
|
|
uint8_t dummy2[5];
|
|
PS4Status status;
|
|
uint8_t dummy3[3];
|
|
|
|
/* The rest is data for the touchpad */
|
|
touchpadXY xy[3]; // It looks like it sends out three coordinates each time, this might be because the microcontroller inside the PS4 controller is much faster than the Bluetooth connection.
|
|
// The last data is read from the last position in the array while the oldest measurement is from the first position.
|
|
// The first position will also keep it's value after the finger is released, while the other two will set them to zero.
|
|
// Note that if you read fast enough from the device, then only the first one will contain any data.
|
|
|
|
// The last three bytes are always: 0x00, 0x80, 0x00
|
|
} __attribute__((packed));
|
|
|
|
struct PS4Output {
|
|
uint8_t bigRumble, smallRumble; // Rumble
|
|
uint8_t r, g, b; // RGB
|
|
uint8_t flashOn, flashOff; // Time to flash bright/dark (255 = 2.5 seconds)
|
|
bool reportChanged; // The data is send when data is received from the controller
|
|
} __attribute__((packed));
|
|
|
|
enum DPADEnum {
|
|
DPAD_UP = 0x0,
|
|
DPAD_UP_RIGHT = 0x1,
|
|
DPAD_RIGHT = 0x2,
|
|
DPAD_RIGHT_DOWN = 0x3,
|
|
DPAD_DOWN = 0x4,
|
|
DPAD_DOWN_LEFT = 0x5,
|
|
DPAD_LEFT = 0x6,
|
|
DPAD_LEFT_UP = 0x7,
|
|
DPAD_OFF = 0x8,
|
|
};
|
|
|
|
/** This class parses all the data sent by the PS4 controller */
|
|
class PS4Parser {
|
|
public:
|
|
/** Constructor for the PS4Parser class. */
|
|
PS4Parser() {
|
|
Reset();
|
|
};
|
|
|
|
/** @name PS4 Controller functions */
|
|
/**
|
|
* getButtonPress(ButtonEnum b) will return true as long as the button is held down.
|
|
*
|
|
* While getButtonClick(ButtonEnum b) will only return it once.
|
|
*
|
|
* So you instance if you need to increase a variable once you would use getButtonClick(ButtonEnum b),
|
|
* but if you need to drive a robot forward you would use getButtonPress(ButtonEnum b).
|
|
* @param b ::ButtonEnum to read.
|
|
* @return getButtonPress(ButtonEnum b) will return a true as long as a button is held down, while getButtonClick(ButtonEnum b) will return true once for each button press.
|
|
*/
|
|
bool getButtonPress(ButtonEnum b);
|
|
bool getButtonClick(ButtonEnum b);
|
|
/**@}*/
|
|
/** @name PS4 Controller functions */
|
|
/**
|
|
* Used to get the analog value from button presses.
|
|
* @param b The ::ButtonEnum to read.
|
|
* The supported buttons are:
|
|
* ::UP, ::RIGHT, ::DOWN, ::LEFT, ::L1, ::L2, ::R1, ::R2,
|
|
* ::TRIANGLE, ::CIRCLE, ::CROSS, ::SQUARE, and ::T.
|
|
* @return Analog value in the range of 0-255.
|
|
*/
|
|
uint8_t getAnalogButton(ButtonEnum b);
|
|
|
|
/**
|
|
* Used to read the analog joystick.
|
|
* @param a ::LeftHatX, ::LeftHatY, ::RightHatX, and ::RightHatY.
|
|
* @return Return the analog value in the range of 0-255.
|
|
*/
|
|
uint8_t getAnalogHat(AnalogHatEnum a);
|
|
|
|
/**
|
|
* Get the x-coordinate of the touchpad. Position 0 is in the top left.
|
|
* @param finger 0 = first finger, 1 = second finger. If omitted, then 0 will be used.
|
|
* @param xyId The controller sends out three packets with the same structure.
|
|
* The third one will contain the last measure, but if you read from the controller then there is only be data in the first one.
|
|
* For that reason it will be set to 0 if the argument is omitted.
|
|
* @return Returns the x-coordinate of the finger.
|
|
*/
|
|
uint16_t getX(uint8_t finger = 0, uint8_t xyId = 0) {
|
|
return ps4Data.xy[xyId].finger[finger].x;
|
|
};
|
|
|
|
/**
|
|
* Get the y-coordinate of the touchpad. Position 0 is in the top left.
|
|
* @param finger 0 = first finger, 1 = second finger. If omitted, then 0 will be used.
|
|
* @param xyId The controller sends out three packets with the same structure.
|
|
* The third one will contain the last measure, but if you read from the controller then there is only be data in the first one.
|
|
* For that reason it will be set to 0 if the argument is omitted.
|
|
* @return Returns the y-coordinate of the finger.
|
|
*/
|
|
uint16_t getY(uint8_t finger = 0, uint8_t xyId = 0) {
|
|
return ps4Data.xy[xyId].finger[finger].y;
|
|
};
|
|
|
|
/**
|
|
* Returns whenever the user is toucing the touchpad.
|
|
* @param finger 0 = first finger, 1 = second finger. If omitted, then 0 will be used.
|
|
* @param xyId The controller sends out three packets with the same structure.
|
|
* The third one will contain the last measure, but if you read from the controller then there is only be data in the first one.
|
|
* For that reason it will be set to 0 if the argument is omitted.
|
|
* @return Returns true if the specific finger is touching the touchpad.
|
|
*/
|
|
bool isTouching(uint8_t finger = 0, uint8_t xyId = 0) {
|
|
return !(ps4Data.xy[xyId].finger[finger].touching); // The bit is cleared when a finger is touching the touchpad
|
|
};
|
|
|
|
/**
|
|
* This counter increments every time a finger touches the touchpad.
|
|
* @param finger 0 = first finger, 1 = second finger. If omitted, then 0 will be used.
|
|
* @param xyId The controller sends out three packets with the same structure.
|
|
* The third one will contain the last measure, but if you read from the controller then there is only be data in the first one.
|
|
* For that reason it will be set to 0 if the argument is omitted.
|
|
* @return Return the value of the counter, note that it is only a 7-bit value.
|
|
*/
|
|
uint8_t getTouchCounter(uint8_t finger = 0, uint8_t xyId = 0) {
|
|
return ps4Data.xy[xyId].finger[finger].counter;
|
|
};
|
|
|
|
/**
|
|
* Get the angle of the controller calculated using the accelerometer.
|
|
* @param a Either ::Pitch or ::Roll.
|
|
* @return Return the angle in the range of 0-360.
|
|
*/
|
|
double getAngle(AngleEnum a) {
|
|
if (a == Pitch)
|
|
return (atan2(ps4Data.accY, ps4Data.accZ) + PI) * RAD_TO_DEG;
|
|
else
|
|
return (atan2(ps4Data.accX, ps4Data.accZ) + PI) * RAD_TO_DEG;
|
|
};
|
|
|
|
/**
|
|
* Used to get the raw values from the 3-axis gyroscope and 3-axis accelerometer inside the PS4 controller.
|
|
* @param s The sensor to read.
|
|
* @return Returns the raw sensor reading.
|
|
*/
|
|
int16_t getSensor(SensorEnum s) {
|
|
switch(s) {
|
|
case gX:
|
|
return ps4Data.gyroX;
|
|
case gY:
|
|
return ps4Data.gyroY;
|
|
case gZ:
|
|
return ps4Data.gyroZ;
|
|
case aX:
|
|
return ps4Data.accX;
|
|
case aY:
|
|
return ps4Data.accY;
|
|
case aZ:
|
|
return ps4Data.accZ;
|
|
default:
|
|
return 0;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Return the battery level of the PS4 controller.
|
|
* @return The battery level in the range 0-15.
|
|
*/
|
|
uint8_t getBatteryLevel() {
|
|
return ps4Data.status.battery;
|
|
};
|
|
|
|
/**
|
|
* Use this to check if an USB cable is connected to the PS4 controller.
|
|
* @return Returns true if an USB cable is connected.
|
|
*/
|
|
bool getUsbStatus() {
|
|
return ps4Data.status.usb;
|
|
};
|
|
|
|
/**
|
|
* Use this to check if an audio jack cable is connected to the PS4 controller.
|
|
* @return Returns true if an audio jack cable is connected.
|
|
*/
|
|
bool getAudioStatus() {
|
|
return ps4Data.status.audio;
|
|
};
|
|
|
|
/**
|
|
* Use this to check if a microphone is connected to the PS4 controller.
|
|
* @return Returns true if a microphone is connected.
|
|
*/
|
|
bool getMicStatus() {
|
|
return ps4Data.status.mic;
|
|
};
|
|
|
|
/** Turn both rumble and the LEDs off. */
|
|
void setAllOff() {
|
|
setRumbleOff();
|
|
setLedOff();
|
|
};
|
|
|
|
/** Set rumble off. */
|
|
void setRumbleOff() {
|
|
setRumbleOn(0, 0);
|
|
};
|
|
|
|
/**
|
|
* Turn on rumble.
|
|
* @param mode Either ::RumbleHigh or ::RumbleLow.
|
|
*/
|
|
void setRumbleOn(RumbleEnum mode) {
|
|
if (mode == RumbleLow)
|
|
setRumbleOn(0x00, 0xFF);
|
|
else
|
|
setRumbleOn(0xFF, 0x00);
|
|
};
|
|
|
|
/**
|
|
* Turn on rumble.
|
|
* @param bigRumble Value for big motor.
|
|
* @param smallRumble Value for small motor.
|
|
*/
|
|
void setRumbleOn(uint8_t bigRumble, uint8_t smallRumble) {
|
|
ps4Output.bigRumble = bigRumble;
|
|
ps4Output.smallRumble = smallRumble;
|
|
ps4Output.reportChanged = true;
|
|
};
|
|
|
|
/** Turn all LEDs off. */
|
|
void setLedOff() {
|
|
setLed(0, 0, 0);
|
|
};
|
|
|
|
/**
|
|
* Use this to set the color using RGB values.
|
|
* @param r,g,b RGB value.
|
|
*/
|
|
void setLed(uint8_t r, uint8_t g, uint8_t b) {
|
|
ps4Output.r = r;
|
|
ps4Output.g = g;
|
|
ps4Output.b = b;
|
|
ps4Output.reportChanged = true;
|
|
};
|
|
|
|
/**
|
|
* Use this to set the color using the predefined colors in ::ColorsEnum.
|
|
* @param color The desired color.
|
|
*/
|
|
void setLed(ColorsEnum color) {
|
|
setLed((uint8_t)(color >> 16), (uint8_t)(color >> 8), (uint8_t)(color));
|
|
};
|
|
|
|
/**
|
|
* Set the LEDs flash time.
|
|
* @param flashOn Time to flash bright (255 = 2.5 seconds).
|
|
* @param flashOff Time to flash dark (255 = 2.5 seconds).
|
|
*/
|
|
void setLedFlash(uint8_t flashOn, uint8_t flashOff) {
|
|
ps4Output.flashOn = flashOn;
|
|
ps4Output.flashOff = flashOff;
|
|
ps4Output.reportChanged = true;
|
|
};
|
|
/**@}*/
|
|
|
|
protected:
|
|
/**
|
|
* Used to parse data sent from the PS4 controller.
|
|
* @param len Length of the data.
|
|
* @param buf Pointer to the data buffer.
|
|
*/
|
|
void Parse(uint8_t len, uint8_t *buf);
|
|
|
|
/** Used to reset the different buffers to their default values */
|
|
void Reset() {
|
|
uint8_t i;
|
|
for (i = 0; i < sizeof(ps4Data.hatValue); i++)
|
|
ps4Data.hatValue[i] = 127; // Center value
|
|
ps4Data.btn.val = 0;
|
|
oldButtonState.val = 0;
|
|
for (i = 0; i < sizeof(ps4Data.trigger); i++)
|
|
ps4Data.trigger[i] = 0;
|
|
for (i = 0; i < sizeof(ps4Data.xy)/sizeof(ps4Data.xy[0]); i++) {
|
|
for (uint8_t j = 0; j < sizeof(ps4Data.xy[0].finger)/sizeof(ps4Data.xy[0].finger[0]); j++)
|
|
ps4Data.xy[i].finger[j].touching = 1; // The bit is cleared if the finger is touching the touchpad
|
|
}
|
|
|
|
ps4Data.btn.dpad = DPAD_OFF;
|
|
oldButtonState.dpad = DPAD_OFF;
|
|
buttonClickState.dpad = 0;
|
|
oldDpad = 0;
|
|
|
|
ps4Output.bigRumble = ps4Output.smallRumble = 0;
|
|
ps4Output.r = ps4Output.g = ps4Output.b = 0;
|
|
ps4Output.flashOn = ps4Output.flashOff = 0;
|
|
ps4Output.reportChanged = false;
|
|
};
|
|
|
|
/**
|
|
* Send the output to the PS4 controller. This is implemented in PS4BT.h and PS4USB.h.
|
|
* @param output Pointer to PS4Output buffer;
|
|
*/
|
|
virtual void sendOutputReport(PS4Output *output) = 0;
|
|
|
|
private:
|
|
bool checkDpad(ButtonEnum b); // Used to check PS4 DPAD buttons
|
|
|
|
PS4Data ps4Data;
|
|
PS4Buttons oldButtonState, buttonClickState;
|
|
PS4Output ps4Output;
|
|
uint8_t oldDpad;
|
|
};
|
|
#endif
|