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mirror of https://github.com/mcgurk/Arduino-USB-HID-RetroJoystickAdapter synced 2024-12-12 02:32:20 -05:00
Arduino-USB-HID-RetroJoysti.../XBox360_XInput/RetroJoystickAdapter_PsxNewLib_XB360.ino
2021-11-06 15:21:26 +02:00

332 lines
8.9 KiB
C++

// https://github.com/SukkoPera/PsxNewLib
// https://github.com/dmadison/ArduinoXInput
#define XINPUT
#ifdef XINPUT
#include <XInput.h>
#endif
#ifndef XINPUT
#define DEBUG
#endif
#include <DigitalIO.h>
#include <PsxControllerHwSpi.h>
#include <avr/pgmspace.h>
typedef const __FlashStringHelper * FlashStr;
typedef const byte* PGM_BYTES_P;
#define PSTR_TO_F(s) reinterpret_cast<const __FlashStringHelper *> (s)
// This can be changed freely but please see above
const byte PIN_PS2_ATT = 10;
const byte PIN_BUTTONPRESS = A0;
const byte PIN_HAVECONTROLLER = A1;
bool dirty = true;
const char buttonSelectName[] PROGMEM = "Select";
const char buttonL3Name[] PROGMEM = "L3";
const char buttonR3Name[] PROGMEM = "R3";
const char buttonStartName[] PROGMEM = "Start";
const char buttonUpName[] PROGMEM = "Up";
const char buttonRightName[] PROGMEM = "Right";
const char buttonDownName[] PROGMEM = "Down";
const char buttonLeftName[] PROGMEM = "Left";
const char buttonL2Name[] PROGMEM = "L2";
const char buttonR2Name[] PROGMEM = "R2";
const char buttonL1Name[] PROGMEM = "L1";
const char buttonR1Name[] PROGMEM = "R1";
const char buttonTriangleName[] PROGMEM = "Triangle";
const char buttonCircleName[] PROGMEM = "Circle";
const char buttonCrossName[] PROGMEM = "Cross";
const char buttonSquareName[] PROGMEM = "Square";
#define PS_select (psxButtons & ( 1 << 0 ))
#define PS_L3 (psxButtons & ( 1 << 1 ))
#define PS_R3 (psxButtons & ( 1 << 2 ))
#define PS_start (psxButtons & ( 1 << 3 ))
#define PS_up (psxButtons & ( 1 << 4 ))
#define PS_right (psxButtons & ( 1 << 5 ))
#define PS_down (psxButtons & ( 1 << 6 ))
#define PS_left (psxButtons & ( 1 << 7 ))
#define PS_L2 (psxButtons & ( 1 << 8 ))
#define PS_R2 (psxButtons & ( 1 << 9 ))
#define PS_L1 (psxButtons & ( 1 << 10 ))
#define PS_R1 (psxButtons & ( 1 << 11 ))
#define PS_T (psxButtons & ( 1 << 12 ))
#define PS_O (psxButtons & ( 1 << 13 ))
#define PS_X (psxButtons & ( 1 << 14 ))
#define PS_S (psxButtons & ( 1 << 15 ))
#define PS_LX (((uint16_t)lx*257)-32768) // 0..255 -> -32768..32767
#define PS_LY (((255-(uint16_t)ly)*257)-32768) // 0..255 -> 32767..-32768
#define PS_RX (((uint16_t)rx*257)-32768) // 0..255 -> -32768..32767
#define PS_RY (((255-(uint16_t)ry)*257)-32768) // 0..255 -> 32767..-32768
//psxnelib: left-right: 0...255 down-up: 255...0, xinput: left-right: -32768..32767, down-up: 32767..-32768
const char* const psxButtonNames[PSX_BUTTONS_NO] PROGMEM = {
buttonSelectName,
buttonL3Name,
buttonR3Name,
buttonStartName,
buttonUpName,
buttonRightName,
buttonDownName,
buttonLeftName,
buttonL2Name,
buttonR2Name,
buttonL1Name,
buttonR1Name,
buttonTriangleName,
buttonCircleName,
buttonCrossName,
buttonSquareName
};
byte psxButtonToIndex (PsxButtons psxButtons) {
byte i;
for (i = 0; i < PSX_BUTTONS_NO; ++i) {
if (psxButtons & 0x01) {
break;
}
psxButtons >>= 1U;
}
return i;
}
FlashStr getButtonName (PsxButtons psxButton) {
FlashStr ret = F("");
byte b = psxButtonToIndex (psxButton);
if (b < PSX_BUTTONS_NO) {
PGM_BYTES_P bName = reinterpret_cast<PGM_BYTES_P> (pgm_read_ptr (&(psxButtonNames[b])));
ret = PSTR_TO_F (bName);
}
return ret;
}
void dumpButtons (PsxButtons psxButtons) {
static PsxButtons lastB = 0;
if (psxButtons != lastB) {
lastB = psxButtons; // Save it before we alter it
#ifdef DEBUG
Serial.print (F("Pressed: "));
for (byte i = 0; i < PSX_BUTTONS_NO; ++i) {
byte b = psxButtonToIndex (psxButtons);
if (b < PSX_BUTTONS_NO) {
PGM_BYTES_P bName = reinterpret_cast<PGM_BYTES_P> (pgm_read_ptr (&(psxButtonNames[b])));
Serial.print (PSTR_TO_F (bName));
}
psxButtons &= ~(1 << b);
if (psxButtons != 0) {
Serial.print (F(", "));
}
}
Serial.println ();
#endif
#ifdef XINPUT
if (PS_select) XInput.press(BUTTON_BACK); else XInput.release(BUTTON_BACK); //btn_7
if (PS_start) XInput.press(BUTTON_START); else XInput.release(BUTTON_START); //btn_8
if (PS_L3) XInput.press(BUTTON_L3); else XInput.release(BUTTON_L3); //btn_9
if (PS_R3) XInput.press(BUTTON_R3); else XInput.release(BUTTON_R3); //btn_10
XInput.setDpad(PS_up, PS_down, PS_left, PS_right);
if (PS_X) XInput.press(BUTTON_A); else XInput.release(BUTTON_A); //btn_1
if (PS_O) XInput.press(BUTTON_B); else XInput.release(BUTTON_B); //btn_2
if (PS_S) XInput.press(BUTTON_X); else XInput.release(BUTTON_X); //btn_3
if (PS_T) XInput.press(BUTTON_Y); else XInput.release(BUTTON_Y); //btn_4
if (PS_L1) XInput.press(BUTTON_LB); else XInput.release(BUTTON_LB); //btn_5
if (PS_R1) XInput.press(BUTTON_RB); else XInput.release(BUTTON_RB); //btn_6
if (PS_L2) XInput.setTrigger(TRIGGER_LEFT, 255); else XInput.setTrigger(TRIGGER_LEFT, 0);
if (PS_R2) XInput.setTrigger(TRIGGER_RIGHT, 255); else XInput.setTrigger(TRIGGER_RIGHT, 0);
dirty = true;
#endif
}
}
void dumpAnalog (const char *str, const byte x, const byte y) {
#ifdef DEBUG
Serial.print (str);
Serial.print (F(" analog: x = "));
Serial.print (x);
Serial.print (F(", y = "));
Serial.println (y);
#endif
}
const char ctrlTypeUnknown[] PROGMEM = "Unknown";
const char ctrlTypeDualShock[] PROGMEM = "Dual Shock";
const char ctrlTypeDsWireless[] PROGMEM = "Dual Shock Wireless";
const char ctrlTypeGuitHero[] PROGMEM = "Guitar Hero";
const char ctrlTypeOutOfBounds[] PROGMEM = "(Out of bounds)";
const char* const controllerTypeStrings[PSCTRL_MAX + 1] PROGMEM = {
ctrlTypeUnknown,
ctrlTypeDualShock,
ctrlTypeDsWireless,
ctrlTypeGuitHero,
ctrlTypeOutOfBounds
};
PsxControllerHwSpi<PIN_PS2_ATT> psx;
boolean haveController = false;
void setup () {
fastPinMode (PIN_BUTTONPRESS, OUTPUT);
fastPinMode (PIN_HAVECONTROLLER, OUTPUT);
delay (300);
#ifdef DEBUG
Serial.begin (115200);
while(!Serial);
Serial.println (F("Ready!"));
#endif
#ifdef XINPUT
XInput.setAutoSend(false);
XInput.begin();
#endif
}
void loop () {
static byte slx, sly, srx, sry, sl2, sr2;
fastDigitalWrite (PIN_HAVECONTROLLER, haveController);
if (!haveController) {
if (psx.begin ()) {
#ifdef DEBUG
Serial.println (F("Controller found!"));
#endif
delay (300);
if (!psx.enterConfigMode ()) {
#ifdef DEBUG
Serial.println (F("Cannot enter config mode"));
#endif
} else {
PsxControllerType ctype = psx.getControllerType ();
PGM_BYTES_P cname = reinterpret_cast<PGM_BYTES_P> (pgm_read_ptr (&(controllerTypeStrings[ctype < PSCTRL_MAX ? static_cast<byte> (ctype) : PSCTRL_MAX])));
#ifdef DEBUG
Serial.print (F("Controller Type is: "));
Serial.println (PSTR_TO_F (cname));
#endif
if (!psx.enableAnalogSticks ()) {
#ifdef DEBUG
Serial.println (F("Cannot enable analog sticks"));
#endif
}
//~ if (!psx.setAnalogMode (false)) {
//~ Serial.println (F("Cannot disable analog mode"));
//~ }
//~ delay (10);
if (!psx.enableAnalogButtons ()) {
#ifdef DEBUG
Serial.println (F("Cannot enable analog buttons"));
#endif
}
if (!psx.exitConfigMode ()) {
#ifdef DEBUG
Serial.println (F("Cannot exit config mode"));
#endif
}
}
haveController = true;
}
} else {
if (!psx.read ()) {
#ifdef DEBUG
Serial.println (F("Controller lost :("));
#endif
haveController = false;
} else {
fastDigitalWrite (PIN_BUTTONPRESS, !!psx.getButtonWord ());
dumpButtons (psx.getButtonWord ());
byte lx, ly;
psx.getLeftAnalog (lx, ly);
if (lx != slx || ly != sly) {
dumpAnalog ("Left", lx, ly);
#ifdef XINPUT
XInput.setJoystick(JOY_LEFT, PS_LX, PS_LY); //psxnelib: left-right: 0...255 down-up: 255...0, xinput: left-right: -32768..32767, down-up: 32767..-32768
dirty = true;
#endif
slx = lx;
sly = ly;
}
byte rx, ry;
psx.getRightAnalog (rx, ry);
if (rx != srx || ry != sry) {
dumpAnalog ("Right", rx, ry);
#ifdef XINPUT
XInput.setJoystick(JOY_RIGHT, PS_RX, PS_RY); //psxnelib: left-right: 0...255 down-up: 255...0, xinput: left-right: -32768..32767, down-up: 32767..-32768
dirty = true;
#endif
srx = rx;
sry = ry;
}
byte l2 = psx.getAnalogButton(PSAB_L2);
if (l2 != 0 && l2 != sl2) {
#ifdef DEBUG
Serial.println(l2);
#endif
XInput.setTrigger(TRIGGER_LEFT, l2);
dirty = true;
sl2 = l2;
}
byte r2 = psx.getAnalogButton(PSAB_R2);
if (r2 != 0 && r2 != sr2) {
#ifdef DEBUG
Serial.println(r2);
#endif
XInput.setTrigger(TRIGGER_RIGHT, r2);
dirty = true;
sr2 = r2;
}
}
}
//delay (1000 / 60);
#ifdef XINPUT
if (dirty) {
XInput.send();
dirty = false;
}
#endif
//delayMicroseconds(1000);
delay(10);
}