[Android] Add support for the Wii U Gamecube adapter under Android.

No way to properly enable it from an end user perspective yet.
Doesn't require root.
This same sort of system can be used for the Dolphinbar in the future for real wiimote support.
This commit is contained in:
Ryan Houdek 2016-01-06 01:00:02 -06:00
parent 6e503bebc4
commit e62503c873
3 changed files with 448 additions and 2 deletions

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@ -0,0 +1,91 @@
package org.dolphinemu.dolphinemu.utils;
import android.app.Activity;
import android.hardware.usb.UsbConfiguration;
import android.hardware.usb.UsbConstants;
import android.hardware.usb.UsbDevice;
import android.hardware.usb.UsbDeviceConnection;
import android.hardware.usb.UsbEndpoint;
import android.hardware.usb.UsbInterface;
import android.hardware.usb.UsbManager;
import java.util.HashMap;
import java.util.Iterator;
public class Java_GCAdapter {
public static UsbManager manager;
public static Activity our_activity;
static byte[] controller_payload = new byte[37];
static byte HasRead;
static UsbDeviceConnection usb_con;
static UsbInterface usb_intf;
static UsbEndpoint usb_in;
static UsbEndpoint usb_out;
public static void Shutdown()
{
usb_con.close();
}
public static int GetFD() { return usb_con.getFileDescriptor(); }
public static boolean QueryAdapter()
{
HashMap<String, UsbDevice> devices = manager.getDeviceList();
Iterator it = devices.entrySet().iterator();
while (it.hasNext())
{
HashMap.Entry pair = (HashMap.Entry) it.next();
UsbDevice dev = (UsbDevice) pair.getValue();
if (dev.getProductId() == 0x0337 && dev.getVendorId() == 0x057e)
if (manager.hasPermission(dev))
return true;
}
return false;
}
public static void InitAdapter()
{
byte[] init = { 0x13 };
usb_con.bulkTransfer(usb_in, init, init.length, 0);
}
public static int Input() {
int read = usb_con.bulkTransfer(usb_in, controller_payload, controller_payload.length, 16);
return read;
}
public static int Output(byte[] rumble) {
int size = usb_con.bulkTransfer(usb_out, rumble, 5, 16);
return size;
}
public static void OpenAdapter()
{
HashMap<String, UsbDevice> devices = manager.getDeviceList();
Iterator it = devices.entrySet().iterator();
while (it.hasNext())
{
HashMap.Entry pair = (HashMap.Entry)it.next();
UsbDevice dev = (UsbDevice)pair.getValue();
if (dev.getProductId() == 0x0337 && dev.getVendorId() == 0x057e) {
if (manager.hasPermission(dev))
{
usb_con = manager.openDevice(dev);
UsbConfiguration conf = dev.getConfiguration(0);
usb_intf = conf.getInterface(0);
usb_con.claimInterface(usb_intf, true);
for (int i = 0; i < usb_intf.getEndpointCount(); ++i)
if (usb_intf.getEndpoint(i).getDirection() == UsbConstants.USB_DIR_IN)
usb_in = usb_intf.getEndpoint(i);
else
usb_out = usb_intf.getEndpoint(i);
InitAdapter();
return;
}
}
}
}
}

View File

@ -37,6 +37,8 @@ endif()
if(LIBUSB_FOUND)
set(SRCS ${SRCS} GCAdapter.cpp)
elseif(ANDROID)
set(SRCS ${SRCS} GCAdapter_Android.cpp)
else()
set(SRCS ${SRCS} GCAdapter_Null.cpp)
endif(LIBUSB_FOUND)

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@ -0,0 +1,353 @@
// Copyright 2014 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <algorithm>
#include <jni.h>
#include <mutex>
#include "Common/Event.h"
#include "Common/Flag.h"
#include "Common/Thread.h"
#include "Common/Logging/Log.h"
#include "Core/ConfigManager.h"
#include "Core/Core.h"
#include "Core/CoreTiming.h"
#include "Core/HW/SI.h"
#include "Core/HW/SystemTimers.h"
#include "InputCommon/GCAdapter.h"
#include "InputCommon/GCPadStatus.h"
// Global java_vm class
extern JavaVM* g_java_vm;
namespace GCAdapter
{
// Java classes
static jclass s_adapter_class;
static bool s_detected = false;
static int s_fd = 0;
static u8 s_controller_type[MAX_SI_CHANNELS] = { ControllerTypes::CONTROLLER_NONE, ControllerTypes::CONTROLLER_NONE, ControllerTypes::CONTROLLER_NONE, ControllerTypes::CONTROLLER_NONE };
static u8 s_controller_rumble[4];
// Input handling
static std::mutex s_read_mutex;
static u8 s_controller_payload[37];
static int s_controller_payload_size = 0;
// Output handling
static std::mutex s_write_mutex;
static u8 s_controller_write_payload[5];
// Adapter running thread
static std::thread s_read_adapter_thread;
static Common::Flag s_read_adapter_thread_running;
static std::thread s_write_adapter_thread;
static Common::Flag s_write_adapter_thread_running;
static Common::Event s_write_happened;
// Adapter scanning thread
static std::thread s_adapter_detect_thread;
static Common::Flag s_adapter_detect_thread_running;
static u64 s_last_init = 0;
static void ScanThreadFunc()
{
Common::SetCurrentThreadName("GC Adapter Scanning Thread");
NOTICE_LOG(SERIALINTERFACE, "GC Adapter scanning thread started");
JNIEnv* env;
g_java_vm->AttachCurrentThread(&env, NULL);
jmethodID queryadapter_func = env->GetStaticMethodID(s_adapter_class, "QueryAdapter", "()Z");
while (s_adapter_detect_thread_running.IsSet())
{
if (!s_detected && UseAdapter() &&
env->CallStaticBooleanMethod(s_adapter_class, queryadapter_func))
Setup();
Common::SleepCurrentThread(1000);
}
g_java_vm->DetachCurrentThread();
NOTICE_LOG(SERIALINTERFACE, "GC Adapter scanning thread stopped");
}
static void Read()
{
Common::SetCurrentThreadName("GC Adapter Read Thread");
NOTICE_LOG(SERIALINTERFACE, "GC Adapter read thread started");
bool first_read = true;
JNIEnv* env;
g_java_vm->AttachCurrentThread(&env, NULL);
jfieldID payload_field = env->GetStaticFieldID(s_adapter_class, "controller_payload", "[B");
jobject payload_object = env->GetStaticObjectField(s_adapter_class, payload_field);
jbyteArray* java_controller_payload = reinterpret_cast<jbyteArray*>(&payload_object);
// Get function pointers
jmethodID getfd_func = env->GetStaticMethodID(s_adapter_class, "GetFD", "()I");
jmethodID input_func = env->GetStaticMethodID(s_adapter_class, "Input", "()I");
jmethodID openadapter_func = env->GetStaticMethodID(s_adapter_class, "OpenAdapter", "()V");
env->CallStaticVoidMethod(s_adapter_class, openadapter_func);
// Reset rumble once on initial reading
ResetRumble();
while (s_read_adapter_thread_running.IsSet())
{
s_controller_payload_size = env->CallStaticIntMethod(s_adapter_class, input_func);
jbyte* java_data = env->GetByteArrayElements(*java_controller_payload, nullptr);
{
std::lock_guard<std::mutex> lk(s_read_mutex);
memcpy(s_controller_payload, java_data, 0x37);
}
env->ReleaseByteArrayElements(*java_controller_payload, java_data, 0);
if (first_read)
{
first_read = false;
s_fd = env->CallStaticIntMethod(s_adapter_class, getfd_func);
}
Common::YieldCPU();
}
g_java_vm->DetachCurrentThread();
NOTICE_LOG(SERIALINTERFACE, "GC Adapter read thread stopped");
}
static void Write()
{
Common::SetCurrentThreadName("GC Adapter Write Thread");
NOTICE_LOG(SERIALINTERFACE, "GC Adapter write thread started");
JNIEnv* env;
g_java_vm->AttachCurrentThread(&env, NULL);
jmethodID output_func = env->GetStaticMethodID(s_adapter_class, "Output", "([B)I");
while (s_write_adapter_thread_running.IsSet())
{
jbyteArray jrumble_array = env->NewByteArray(5);
jbyte* jrumble = env->GetByteArrayElements(jrumble_array, NULL);
s_write_happened.Wait();
{
std::lock_guard<std::mutex> lk(s_write_mutex);
memcpy(jrumble, s_controller_write_payload, 5);
}
env->ReleaseByteArrayElements(jrumble_array, jrumble, 0);
int size = env->CallStaticIntMethod(s_adapter_class, output_func, jrumble_array);
// Netplay sends invalid data which results in size = 0x00. Ignore it.
if (size != 0x05 && size != 0x00)
{
ERROR_LOG(SERIALINTERFACE, "error writing rumble (size: %d)", size);
Reset();
}
Common::YieldCPU();
}
g_java_vm->DetachCurrentThread();
NOTICE_LOG(SERIALINTERFACE, "GC Adapter write thread stopped");
}
void Init()
{
if (s_fd)
return;
if (Core::GetState() != Core::CORE_UNINITIALIZED)
{
if ((CoreTiming::GetTicks() - s_last_init) < SystemTimers::GetTicksPerSecond())
return;
s_last_init = CoreTiming::GetTicks();
}
JNIEnv* env;
g_java_vm->AttachCurrentThread(&env, NULL);
jclass adapter_class = env->FindClass("org/dolphinemu/dolphinemu/utils/Java_GCAdapter");
s_adapter_class = reinterpret_cast<jclass>(env->NewGlobalRef(adapter_class));
if (UseAdapter())
StartScanThread();
}
void Setup()
{
s_read_adapter_thread_running.Set(true);
s_read_adapter_thread = std::thread(Read);
s_write_adapter_thread_running.Set(true);
s_write_adapter_thread = std::thread(Write);
s_detected = true;
}
void Reset()
{
if (!s_detected)
return;
if (s_read_adapter_thread_running.TestAndClear())
s_read_adapter_thread.join();
if (s_write_adapter_thread_running.TestAndClear())
{
s_write_happened.Set(); // Kick the waiting event
s_write_adapter_thread.join();
}
for (int i = 0; i < MAX_SI_CHANNELS; i++)
s_controller_type[i] = ControllerTypes::CONTROLLER_NONE;
s_detected = false;
s_fd = 0;
NOTICE_LOG(SERIALINTERFACE, "GC Adapter detached");
}
void Shutdown()
{
StopScanThread();
Reset();
}
void StartScanThread()
{
if (s_adapter_detect_thread_running.IsSet())
return;
s_adapter_detect_thread_running.Set(true);
s_adapter_detect_thread = std::thread(ScanThreadFunc);
}
void StopScanThread()
{
if (s_adapter_detect_thread_running.TestAndClear())
s_adapter_detect_thread.join();
}
void Input(int chan, GCPadStatus* pad)
{
if (!UseAdapter() || !s_detected || !s_fd)
return;
u8 controller_payload_copy[37];
{
std::lock_guard<std::mutex> lk(s_read_mutex);
std::copy(std::begin(s_controller_payload), std::end(s_controller_payload), std::begin(controller_payload_copy));
}
if (s_controller_payload_size != sizeof(controller_payload_copy))
{
ERROR_LOG(SERIALINTERFACE, "error reading payload (size: %d, type: %02x)", s_controller_payload_size, controller_payload_copy[0]);
Reset();
}
else
{
bool get_origin = false;
u8 type = controller_payload_copy[1 + (9 * chan)] >> 4;
if (type != ControllerTypes::CONTROLLER_NONE && s_controller_type[chan] == ControllerTypes::CONTROLLER_NONE)
{
ERROR_LOG(SERIALINTERFACE, "New device connected to Port %d of Type: %02x", chan + 1, controller_payload_copy[1 + (9 * chan)]);
get_origin = true;
}
s_controller_type[chan] = type;
memset(pad, 0, sizeof(*pad));
if (s_controller_type[chan] != ControllerTypes::CONTROLLER_NONE)
{
u8 b1 = controller_payload_copy[1 + (9 * chan) + 1];
u8 b2 = controller_payload_copy[1 + (9 * chan) + 2];
if (b1 & (1 << 0)) pad->button |= PAD_BUTTON_A;
if (b1 & (1 << 1)) pad->button |= PAD_BUTTON_B;
if (b1 & (1 << 2)) pad->button |= PAD_BUTTON_X;
if (b1 & (1 << 3)) pad->button |= PAD_BUTTON_Y;
if (b1 & (1 << 4)) pad->button |= PAD_BUTTON_LEFT;
if (b1 & (1 << 5)) pad->button |= PAD_BUTTON_RIGHT;
if (b1 & (1 << 6)) pad->button |= PAD_BUTTON_DOWN;
if (b1 & (1 << 7)) pad->button |= PAD_BUTTON_UP;
if (b2 & (1 << 0)) pad->button |= PAD_BUTTON_START;
if (b2 & (1 << 1)) pad->button |= PAD_TRIGGER_Z;
if (b2 & (1 << 2)) pad->button |= PAD_TRIGGER_R;
if (b2 & (1 << 3)) pad->button |= PAD_TRIGGER_L;
if (get_origin) pad->button |= PAD_GET_ORIGIN;
pad->stickX = controller_payload_copy[1 + (9 * chan) + 3];
pad->stickY = controller_payload_copy[1 + (9 * chan) + 4];
pad->substickX = controller_payload_copy[1 + (9 * chan) + 5];
pad->substickY = controller_payload_copy[1 + (9 * chan) + 6];
pad->triggerLeft = controller_payload_copy[1 + (9 * chan) + 7];
pad->triggerRight = controller_payload_copy[1 + (9 * chan) + 8];
}
else
{
pad->button = PAD_ERR_STATUS;
}
}
}
void Output(int chan, u8 rumble_command)
{
if (!UseAdapter() || !s_detected || !s_fd)
return;
// Skip over rumble commands if it has not changed or the controller is wireless
if (rumble_command != s_controller_rumble[chan] && s_controller_type[chan] != ControllerTypes::CONTROLLER_WIRELESS)
{
s_controller_rumble[chan] = rumble_command;
unsigned char rumble[5] = { 0x11, s_controller_rumble[0], s_controller_rumble[1], s_controller_rumble[2], s_controller_rumble[3] };
{
std::lock_guard<std::mutex> lk(s_write_mutex);
memcpy(s_controller_write_payload, rumble, 5);
}
s_write_happened.Set();
}
}
bool IsDetected() { return s_detected; }
bool IsDriverDetected() { return true; }
bool DeviceConnected(int chan)
{
return s_controller_type[chan] != ControllerTypes::CONTROLLER_NONE;
}
bool UseAdapter()
{
return SConfig::GetInstance().m_SIDevice[0] == SIDEVICE_WIIU_ADAPTER ||
SConfig::GetInstance().m_SIDevice[1] == SIDEVICE_WIIU_ADAPTER ||
SConfig::GetInstance().m_SIDevice[2] == SIDEVICE_WIIU_ADAPTER ||
SConfig::GetInstance().m_SIDevice[3] == SIDEVICE_WIIU_ADAPTER;
}
void ResetRumble()
{
unsigned char rumble[5] = {0x11, 0, 0, 0, 0};
{
std::lock_guard<std::mutex> lk(s_read_mutex);
memcpy(s_controller_write_payload, rumble, 5);
}
s_write_happened.Set();
}
void SetAdapterCallback(std::function<void(void)> func) { }
} // end of namespace GCAdapter