package com.limelight.binding.input.driver;
import android.hardware.usb.UsbConstants;
import android.hardware.usb.UsbDevice;
import android.hardware.usb.UsbDeviceConnection;
import com.limelight.LimeLog;
import com.limelight.nvstream.input.ControllerPacket;
import java.nio.ByteBuffer;
public class Xbox360Controller extends AbstractXboxController {
private static final int XB360_IFACE_SUBCLASS = 93;
private static final int XB360_IFACE_PROTOCOL = 1; // Wired only
private static final int[] SUPPORTED_VENDORS = {
0x044f, // Thrustmaster
0x045e, // Microsoft
0x046d, // Logitech
0x0738, // Mad Catz
0x0e6f, // Unknown
0x12ab, // Unknown
0x1430, // RedOctane
0x146b, // BigBen
0x1bad, // Harmonix
0x0f0d, // Hori
0x1689, // Razer Onza
0x24c6, // PowerA
0x1532, // Razer Sabertooth
0x15e4, // Numark
0x162e, // Joytech
};
public static boolean canClaimDevice(UsbDevice device) {
for (int supportedVid : SUPPORTED_VENDORS) {
if (device.getVendorId() == supportedVid &&
device.getInterfaceCount() >= 1 &&
device.getInterface(0).getInterfaceClass() == UsbConstants.USB_CLASS_VENDOR_SPEC &&
device.getInterface(0).getInterfaceSubclass() == XB360_IFACE_SUBCLASS &&
device.getInterface(0).getInterfaceProtocol() == XB360_IFACE_PROTOCOL) {
return true;
}
}
return false;
}
public Xbox360Controller(UsbDevice device, UsbDeviceConnection connection, int deviceId, UsbDriverListener listener) {
super(device, connection, deviceId, listener);
}
private int unsignByte(byte b) {
if (b < 0) {
return b + 256;
}
else {
return b;
}
}
@Override
protected boolean handleRead(ByteBuffer buffer) {
if (buffer.limit() < 14) {
LimeLog.severe("Read too small: "+buffer.limit());
return false;
}
// Skip first short
buffer.position(buffer.position() + 2);
// DPAD
byte b = buffer.get();
setButtonFlag(ControllerPacket.LEFT_FLAG, b & 0x04);
setButtonFlag(ControllerPacket.RIGHT_FLAG, b & 0x08);
setButtonFlag(ControllerPacket.UP_FLAG, b & 0x01);
setButtonFlag(ControllerPacket.DOWN_FLAG, b & 0x02);
// Start/Select
setButtonFlag(ControllerPacket.PLAY_FLAG, b & 0x10);
setButtonFlag(ControllerPacket.BACK_FLAG, b & 0x20);
// LS/RS
setButtonFlag(ControllerPacket.LS_CLK_FLAG, b & 0x40);
setButtonFlag(ControllerPacket.RS_CLK_FLAG, b & 0x80);
// ABXY buttons
b = buffer.get();
setButtonFlag(ControllerPacket.A_FLAG, b & 0x10);
setButtonFlag(ControllerPacket.B_FLAG, b & 0x20);
setButtonFlag(ControllerPacket.X_FLAG, b & 0x40);
setButtonFlag(ControllerPacket.Y_FLAG, b & 0x80);
// LB/RB
setButtonFlag(ControllerPacket.LB_FLAG, b & 0x01);
setButtonFlag(ControllerPacket.RB_FLAG, b & 0x02);
// Xbox button
setButtonFlag(ControllerPacket.SPECIAL_BUTTON_FLAG, b & 0x04);
// Triggers
leftTrigger = unsignByte(buffer.get()) / 255.0f;
rightTrigger = unsignByte(buffer.get()) / 255.0f;
// Left stick
leftStickX = buffer.getShort() / 32767.0f;
leftStickY = ~buffer.getShort() / 32767.0f;
// Right stick
rightStickX = buffer.getShort() / 32767.0f;
rightStickY = ~buffer.getShort() / 32767.0f;
// Return true to send input
return true;
}
private boolean sendLedCommand(byte command) {
byte[] commandBuffer = {0x01, 0x03, command};
int res = connection.bulkTransfer(outEndpt, commandBuffer, commandBuffer.length, 3000);
if (res != commandBuffer.length) {
LimeLog.warning("LED set transfer failed: "+res);
return false;
}
return true;
}
@Override
protected boolean doInit() {
// Turn the LED on corresponding to our device ID
sendLedCommand((byte)(2 + (getControllerId() % 4)));
// No need to fail init if the LED command fails
return true;
}
}