void vrpn_XInputGamepad::mainloop() {
XINPUT_STATE state;
DWORD rv;
server_mainloop();
if ((rv = XInputGetState(_controllerIndex, &state)) != ERROR_SUCCESS) {
char errMsg[256];
struct timeval now;
if (rv == ERROR_DEVICE_NOT_CONNECTED)
sprintf(errMsg, "XInput device %u not connected", _controllerIndex);
else
sprintf(errMsg, "XInput device %u returned Windows error code %u",
_controllerIndex, rv);
vrpn_gettimeofday(&now, NULL);
send_text_message(errMsg, now, vrpn_TEXT_ERROR);
return;
}
// Set device state in VRPN_Analog
channel[0] = normalize_axis(state.Gamepad.sThumbLX, XINPUT_GAMEPAD_LEFT_THUMB_DEADZONE);
channel[1] = normalize_axis(state.Gamepad.sThumbLY, XINPUT_GAMEPAD_LEFT_THUMB_DEADZONE);
channel[2] = normalize_axis(state.Gamepad.sThumbRX, XINPUT_GAMEPAD_RIGHT_THUMB_DEADZONE);
channel[3] = normalize_axis(state.Gamepad.sThumbRY, XINPUT_GAMEPAD_RIGHT_THUMB_DEADZONE);
channel[4] = normalize_dpad(state.Gamepad.wButtons);
channel[5] = normalize_trigger(state.Gamepad.bLeftTrigger);
channel[6] = normalize_trigger(state.Gamepad.bRightTrigger);
// Set device state in VRPN_Button
// Buttons are listed in DirectInput ordering
buttons[0] = (state.Gamepad.wButtons & XINPUT_GAMEPAD_A) != 0;
buttons[1] = (state.Gamepad.wButtons & XINPUT_GAMEPAD_B) != 0;
buttons[2] = (state.Gamepad.wButtons & XINPUT_GAMEPAD_X) != 0;
buttons[3] = (state.Gamepad.wButtons & XINPUT_GAMEPAD_Y) != 0;
buttons[4] = (state.Gamepad.wButtons & XINPUT_GAMEPAD_LEFT_SHOULDER) != 0;
buttons[5] = (state.Gamepad.wButtons & XINPUT_GAMEPAD_RIGHT_SHOULDER) != 0;
buttons[6] = (state.Gamepad.wButtons & XINPUT_GAMEPAD_BACK) != 0;
buttons[7] = (state.Gamepad.wButtons & XINPUT_GAMEPAD_START) != 0;
buttons[8] = (state.Gamepad.wButtons & XINPUT_GAMEPAD_LEFT_THUMB) != 0;
buttons[9] = (state.Gamepad.wButtons & XINPUT_GAMEPAD_RIGHT_THUMB) != 0;
vrpn_gettimeofday(&_timestamp, NULL);
report_changes();
}
void vrpn_Logitech_Extreme_3D_Pro::decodePacket(size_t bytes, vrpn_uint8 *buffer)
{
// SideWinder Precision 2 joystick
// Decode all full reports, each of which is 40 bytes long.
// Because there is only one type of report, the initial "0" report-type
// byte is removed by the HIDAPI driver.
/*
? [0]: X-axis (left=00, right=ff)
[1]: Y-axis - lower byte (up=00, down=ff)
[2]: POV Hat high nibble (none=0x80, N=0x00, NE=0x10, ... NW=0x80), Y-axis upper nibble in low nibble of this byte
[3]: Z-rotate (left=00, right=ff)
[4]: buttons (bit flags: none=0x00, "1" (trigger)=0x01, "2"=0x02, "3"=0x04, ..., "8"=0x80
[5]: Slider (up=00, down=ff)
[6]: buttons (bit flags: none=0x00, "9"=0x01, "10"=0x02, "11"=0x04, "12"=0x08
*/
// XXX Check to see that this works with HIDAPI, there may be two smaller reports.
if (bytes == 7)
{
unsigned int x, y;
x = buffer[0];
y = ((buffer[2] & 0x0f) << 8) + buffer[1];
normalize_axes(x, y, 0x16, 1.0f, channel[0], channel[1], 12);
normalize_axis(buffer[3], 0x12, 1.0f, channel[2], 8);
normalize_axis(buffer[5], 0x0e, 1.0f, channel[3], 8);
vrpn_uint8 value, mask;
value = buffer[4];
for (int btn = 0; btn < 8; btn++)
{
mask = static_cast<vrpn_uint8>(1 << (btn % 8));
buttons[btn] = ((value & mask) != 0);
}
// Point of View Hat
buttons[8] = buttons[9] = buttons[10] = buttons[11] = 0;
switch (buffer[2] >> 4)
{
case 0: // up
buttons[8] = true;
break;
case 1:
buttons[8] = buttons[9] = true;
break;
case 2: // right
buttons[9] = true;
break;
case 3:
buttons[9] = buttons[10] = true;
break;
case 4: // down
buttons[10] = true;
break;
case 5:
buttons[10] = buttons[11] = true;
break;
case 6: // left
buttons[11] = true;
break;
case 7:
buttons[11] = buttons[8] = true;
break;
case 8:
default:
// nothing to do
break;
}
channel[4] = normalize_dpad(buttons[8], buttons[9], buttons[10], buttons[11]);
}
void vrpn_Microsoft_SideWinder_Precision_2::decodePacket(size_t bytes, vrpn_uint8 *buffer)
{
// SideWinder Precision 2 joystick
// Decode all full reports, each of which is 40 bytes long.
// Because there is only one type of report, the initial "0" report-type
// byte is removed by the HIDAPI driver.
/*
Byte : Bit 7 6 5 4 3 2 1 0 | 7 6 5 4 3 2 1 0
[0]: X-axis (left=00, right=ff)
[1]: Y-axis (up=00, down=ff)
[2]: Z-rotate (left=00, right=ff)
[3]: Slider (up=00, down=ff)
[4]: buttons (bit flags: none=0x00, "1" (trigger)=0x01, "2"=0x02, "3"=0x04, ..., "8"=0x80
[5]: POV Hat high nibble (none=0x80, N=0x00, NE=0x10, ... NW=0x80)
*/
// XXX Check to see that this works with HIDAPI, there may be two smaller reports.
if (bytes == 6)
{
normalize_axes(buffer[0], buffer[1], 0x08, 1.0f, channel[0], channel[1], 8);
normalize_axis(buffer[2], 0x08, 1.0f, channel[2], 8);
normalize_axis(buffer[3], 0x08, 1.0f, channel[3], 8);
vrpn_uint8 value, mask;
value = buffer[4];
for (int btn = 0; btn < 8; btn++)
{
mask = static_cast<vrpn_uint8>(1 << (btn % 8));
buttons[btn] = ((value & mask) != 0);
}
// Point of View Hat
buttons[8] = buttons[9] = buttons[10] = buttons[11] = 0;
switch (buffer[5] >> 4)
{
case 0: // up
buttons[8] = true;
break;
case 1:
buttons[8] = buttons[9] = true;
break;
case 2: // right
buttons[9] = true;
break;
case 3:
buttons[9] = buttons[10] = true;
break;
case 4: // down
buttons[10] = true;
break;
case 5:
buttons[10] = buttons[11] = true;
break;
case 6: // left
buttons[11] = true;
break;
case 7:
buttons[11] = buttons[8] = true;
break;
case 8:
default:
// nothing to do
break;
}
channel[4] = normalize_dpad(buttons[8], buttons[9], buttons[10], buttons[11]);
}
