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// SPDX-License-Identifier: GPL-3.0-or-later
#include <set>
#include <common/settings_input.h>
#include <common/thread.h>
#include <jni.h>
#include "common/android/android_common.h"
#include "common/android/id_cache.h"
#include "input_common/drivers/android.h"
namespace InputCommon {
Android::Android(std::string input_engine_) : InputEngine(std::move(input_engine_)) {
vibration_thread = std::jthread([this](std::stop_token token) {
Common::SetCurrentThreadName("Android_Vibration");
auto env = Common::Android::GetEnvForThread();
using namespace std::chrono_literals;
while (!token.stop_requested()) {
SendVibrations(env, token);
}
});
}
Android::~Android() = default;
void Android::RegisterController(jobject j_input_device) {
auto env = Common::Android::GetEnvForThread();
const std::string guid = Common::Android::GetJString(
env, static_cast<jstring>(
env->CallObjectMethod(j_input_device, Common::Android::GetYuzuDeviceGetGUID())));
const s32 port = env->CallIntMethod(j_input_device, Common::Android::GetYuzuDeviceGetPort());
const auto identifier = GetIdentifier(guid, static_cast<size_t>(port));
PreSetController(identifier);
if (input_devices.find(identifier) != input_devices.end()) {
env->DeleteGlobalRef(input_devices[identifier]);
}
auto new_device = env->NewGlobalRef(j_input_device);
input_devices[identifier] = new_device;
}
void Android::SetButtonState(std::string guid, size_t port, int button_id, bool value) {
const auto identifier = GetIdentifier(guid, port);
SetButton(identifier, button_id, value);
}
void Android::SetAxisPosition(std::string guid, size_t port, int axis_id, float value) {
const auto identifier = GetIdentifier(guid, port);
SetAxis(identifier, axis_id, value);
}
void Android::SetMotionState(std::string guid, size_t port, u64 delta_timestamp, float gyro_x,
float gyro_y, float gyro_z, float accel_x, float accel_y,
float accel_z) {
const auto identifier = GetIdentifier(guid, port);
const BasicMotion motion_data{
.gyro_x = gyro_x,
.gyro_y = gyro_y,
.gyro_z = gyro_z,
.accel_x = accel_x,
.accel_y = accel_y,
.accel_z = accel_z,
.delta_timestamp = delta_timestamp,
};
SetMotion(identifier, 0, motion_data);
}
Common::Input::DriverResult Android::SetVibration(
[[maybe_unused]] const PadIdentifier& identifier,
[[maybe_unused]] const Common::Input::VibrationStatus& vibration) {
vibration_queue.Push(VibrationRequest{
.identifier = identifier,
.vibration = vibration,
});
return Common::Input::DriverResult::Success;
}
bool Android::IsVibrationEnabled([[maybe_unused]] const PadIdentifier& identifier) {
auto device = input_devices.find(identifier);
if (device != input_devices.end()) {
return Common::Android::RunJNIOnFiber<bool>([&](JNIEnv* env) {
return static_cast<bool>(env->CallBooleanMethod(
device->second, Common::Android::GetYuzuDeviceGetSupportsVibration()));
});
}
return false;
}
std::vector<Common::ParamPackage> Android::GetInputDevices() const {
std::vector<Common::ParamPackage> devices;
auto env = Common::Android::GetEnvForThread();
for (const auto& [key, value] : input_devices) {
auto name_object = static_cast<jstring>(
env->CallObjectMethod(value, Common::Android::GetYuzuDeviceGetName()));
const std::string name =
fmt::format("{} {}", Common::Android::GetJString(env, name_object), key.port);
devices.emplace_back(Common::ParamPackage{
{"engine", GetEngineName()},
{"display", std::move(name)},
{"guid", key.guid.RawString()},
{"port", std::to_string(key.port)},
});
}
return devices;
}
std::set<s32> Android::GetDeviceAxes(JNIEnv* env, jobject& j_device) const {
auto j_axes = static_cast<jobjectArray>(
env->CallObjectMethod(j_device, Common::Android::GetYuzuDeviceGetAxes()));
std::set<s32> axes;
for (int i = 0; i < env->GetArrayLength(j_axes); ++i) {
jobject axis = env->GetObjectArrayElement(j_axes, i);
axes.insert(env->GetIntField(axis, Common::Android::GetIntegerValueField()));
}
return axes;
}
Common::ParamPackage Android::BuildParamPackageForAnalog(PadIdentifier identifier, int axis_x,
int axis_y) const {
Common::ParamPackage params;
params.Set("engine", GetEngineName());
params.Set("port", static_cast<int>(identifier.port));
params.Set("guid", identifier.guid.RawString());
params.Set("axis_x", axis_x);
params.Set("axis_y", axis_y);
params.Set("offset_x", 0);
params.Set("offset_y", 0);
params.Set("invert_x", "+");
// Invert Y-Axis by default
params.Set("invert_y", "-");
return params;
}
Common::ParamPackage Android::BuildAnalogParamPackageForButton(PadIdentifier identifier, s32 axis,
bool invert) const {
Common::ParamPackage params{};
params.Set("engine", GetEngineName());
params.Set("port", static_cast<int>(identifier.port));
params.Set("guid", identifier.guid.RawString());
params.Set("axis", axis);
params.Set("threshold", "0.5");
params.Set("invert", invert ? "-" : "+");
return params;
}
Common::ParamPackage Android::BuildButtonParamPackageForButton(PadIdentifier identifier,
s32 button) const {
Common::ParamPackage params{};
params.Set("engine", GetEngineName());
params.Set("port", static_cast<int>(identifier.port));
params.Set("guid", identifier.guid.RawString());
params.Set("button", button);
return params;
}
bool Android::MatchVID(Common::UUID device, const std::vector<std::string>& vids) const {
for (size_t i = 0; i < vids.size(); ++i) {
auto fucker = device.RawString();
if (fucker.find(vids[i]) != std::string::npos) {
return true;
}
}
return false;
}
AnalogMapping Android::GetAnalogMappingForDevice(const Common::ParamPackage& params) {
if (!params.Has("guid") || !params.Has("port")) {
return {};
}
auto identifier =
GetIdentifier(params.Get("guid", ""), static_cast<size_t>(params.Get("port", 0)));
auto& j_device = input_devices[identifier];
if (j_device == nullptr) {
return {};
}
auto env = Common::Android::GetEnvForThread();
std::set<s32> axes = GetDeviceAxes(env, j_device);
if (axes.size() == 0) {
return {};
}
AnalogMapping mapping = {};
if (axes.find(AXIS_X) != axes.end() && axes.find(AXIS_Y) != axes.end()) {
mapping.insert_or_assign(Settings::NativeAnalog::LStick,
BuildParamPackageForAnalog(identifier, AXIS_X, AXIS_Y));
}
if (axes.find(AXIS_RX) != axes.end() && axes.find(AXIS_RY) != axes.end()) {
mapping.insert_or_assign(Settings::NativeAnalog::RStick,
BuildParamPackageForAnalog(identifier, AXIS_RX, AXIS_RY));
} else if (axes.find(AXIS_Z) != axes.end() && axes.find(AXIS_RZ) != axes.end()) {
mapping.insert_or_assign(Settings::NativeAnalog::RStick,
BuildParamPackageForAnalog(identifier, AXIS_Z, AXIS_RZ));
}
return mapping;
}
ButtonMapping Android::GetButtonMappingForDevice(const Common::ParamPackage& params) {
if (!params.Has("guid") || !params.Has("port")) {
return {};
}
auto identifier =
GetIdentifier(params.Get("guid", ""), static_cast<size_t>(params.Get("port", 0)));
auto& j_device = input_devices[identifier];
if (j_device == nullptr) {
return {};
}
auto env = Common::Android::GetEnvForThread();
jintArray j_keys = env->NewIntArray(static_cast<int>(keycode_ids.size()));
env->SetIntArrayRegion(j_keys, 0, static_cast<int>(keycode_ids.size()), keycode_ids.data());
auto j_has_keys_object = static_cast<jbooleanArray>(
env->CallObjectMethod(j_device, Common::Android::GetYuzuDeviceHasKeys(), j_keys));
jboolean isCopy = false;
jboolean* j_has_keys = env->GetBooleanArrayElements(j_has_keys_object, &isCopy);
std::set<s32> available_keys;
for (size_t i = 0; i < keycode_ids.size(); ++i) {
if (j_has_keys[i]) {
available_keys.insert(keycode_ids[i]);
}
}
// Some devices use axes instead of buttons for certain controls so we need all the axes here
std::set<s32> axes = GetDeviceAxes(env, j_device);
ButtonMapping mapping = {};
if (axes.find(AXIS_HAT_X) != axes.end() && axes.find(AXIS_HAT_Y) != axes.end()) {
mapping.insert_or_assign(Settings::NativeButton::DUp,
BuildAnalogParamPackageForButton(identifier, AXIS_HAT_Y, true));
mapping.insert_or_assign(Settings::NativeButton::DDown,
BuildAnalogParamPackageForButton(identifier, AXIS_HAT_Y, false));
mapping.insert_or_assign(Settings::NativeButton::DLeft,
BuildAnalogParamPackageForButton(identifier, AXIS_HAT_X, true));
mapping.insert_or_assign(Settings::NativeButton::DRight,
BuildAnalogParamPackageForButton(identifier, AXIS_HAT_X, false));
} else if (available_keys.find(KEYCODE_DPAD_UP) != available_keys.end() &&
available_keys.find(KEYCODE_DPAD_DOWN) != available_keys.end() &&
available_keys.find(KEYCODE_DPAD_LEFT) != available_keys.end() &&
available_keys.find(KEYCODE_DPAD_RIGHT) != available_keys.end()) {
mapping.insert_or_assign(Settings::NativeButton::DUp,
BuildButtonParamPackageForButton(identifier, KEYCODE_DPAD_UP));
mapping.insert_or_assign(Settings::NativeButton::DDown,
BuildButtonParamPackageForButton(identifier, KEYCODE_DPAD_DOWN));
mapping.insert_or_assign(Settings::NativeButton::DLeft,
BuildButtonParamPackageForButton(identifier, KEYCODE_DPAD_LEFT));
mapping.insert_or_assign(Settings::NativeButton::DRight,
BuildButtonParamPackageForButton(identifier, KEYCODE_DPAD_RIGHT));
}
if (axes.find(AXIS_LTRIGGER) != axes.end()) {
mapping.insert_or_assign(Settings::NativeButton::ZL, BuildAnalogParamPackageForButton(
identifier, AXIS_LTRIGGER, false));
} else if (available_keys.find(KEYCODE_BUTTON_L2) != available_keys.end()) {
mapping.insert_or_assign(Settings::NativeButton::ZL,
BuildButtonParamPackageForButton(identifier, KEYCODE_BUTTON_L2));
}
if (axes.find(AXIS_RTRIGGER) != axes.end()) {
mapping.insert_or_assign(Settings::NativeButton::ZR, BuildAnalogParamPackageForButton(
identifier, AXIS_RTRIGGER, false));
} else if (available_keys.find(KEYCODE_BUTTON_R2) != available_keys.end()) {
mapping.insert_or_assign(Settings::NativeButton::ZR,
BuildButtonParamPackageForButton(identifier, KEYCODE_BUTTON_R2));
}
if (available_keys.find(KEYCODE_BUTTON_A) != available_keys.end()) {
if (MatchVID(identifier.guid, flipped_ab_vids)) {
mapping.insert_or_assign(Settings::NativeButton::B, BuildButtonParamPackageForButton(
identifier, KEYCODE_BUTTON_A));
} else {
mapping.insert_or_assign(Settings::NativeButton::A, BuildButtonParamPackageForButton(
identifier, KEYCODE_BUTTON_A));
}
}
if (available_keys.find(KEYCODE_BUTTON_B) != available_keys.end()) {
if (MatchVID(identifier.guid, flipped_ab_vids)) {
mapping.insert_or_assign(Settings::NativeButton::A, BuildButtonParamPackageForButton(
identifier, KEYCODE_BUTTON_B));
} else {
mapping.insert_or_assign(Settings::NativeButton::B, BuildButtonParamPackageForButton(
identifier, KEYCODE_BUTTON_B));
}
}
if (available_keys.find(KEYCODE_BUTTON_X) != available_keys.end()) {
if (MatchVID(identifier.guid, flipped_xy_vids)) {
mapping.insert_or_assign(Settings::NativeButton::Y, BuildButtonParamPackageForButton(
identifier, KEYCODE_BUTTON_X));
} else {
mapping.insert_or_assign(Settings::NativeButton::X, BuildButtonParamPackageForButton(
identifier, KEYCODE_BUTTON_X));
}
}
if (available_keys.find(KEYCODE_BUTTON_Y) != available_keys.end()) {
if (MatchVID(identifier.guid, flipped_xy_vids)) {
mapping.insert_or_assign(Settings::NativeButton::X, BuildButtonParamPackageForButton(
identifier, KEYCODE_BUTTON_Y));
} else {
mapping.insert_or_assign(Settings::NativeButton::Y, BuildButtonParamPackageForButton(
identifier, KEYCODE_BUTTON_Y));
}
}
if (available_keys.find(KEYCODE_BUTTON_L1) != available_keys.end()) {
mapping.insert_or_assign(Settings::NativeButton::L,
BuildButtonParamPackageForButton(identifier, KEYCODE_BUTTON_L1));
}
if (available_keys.find(KEYCODE_BUTTON_R1) != available_keys.end()) {
mapping.insert_or_assign(Settings::NativeButton::R,
BuildButtonParamPackageForButton(identifier, KEYCODE_BUTTON_R1));
}
if (available_keys.find(KEYCODE_BUTTON_THUMBL) != available_keys.end()) {
mapping.insert_or_assign(
Settings::NativeButton::LStick,
BuildButtonParamPackageForButton(identifier, KEYCODE_BUTTON_THUMBL));
}
if (available_keys.find(KEYCODE_BUTTON_THUMBR) != available_keys.end()) {
mapping.insert_or_assign(
Settings::NativeButton::RStick,
BuildButtonParamPackageForButton(identifier, KEYCODE_BUTTON_THUMBR));
}
if (available_keys.find(KEYCODE_BUTTON_START) != available_keys.end()) {
mapping.insert_or_assign(
Settings::NativeButton::Plus,
BuildButtonParamPackageForButton(identifier, KEYCODE_BUTTON_START));
}
if (available_keys.find(KEYCODE_BUTTON_SELECT) != available_keys.end()) {
mapping.insert_or_assign(
Settings::NativeButton::Minus,
BuildButtonParamPackageForButton(identifier, KEYCODE_BUTTON_SELECT));
}
return mapping;
}
Common::Input::ButtonNames Android::GetUIName(
[[maybe_unused]] const Common::ParamPackage& params) const {
return Common::Input::ButtonNames::Value;
}
PadIdentifier Android::GetIdentifier(const std::string& guid, size_t port) const {
return {
.guid = Common::UUID{guid},
.port = port,
.pad = 0,
};
}
void Android::SendVibrations(JNIEnv* env, std::stop_token token) {
VibrationRequest request = vibration_queue.PopWait(token);
auto device = input_devices.find(request.identifier);
if (device != input_devices.end()) {
float average_intensity = static_cast<float>(
(request.vibration.high_amplitude + request.vibration.low_amplitude) / 2.0);
env->CallVoidMethod(device->second, Common::Android::GetYuzuDeviceVibrate(),
average_intensity);
}
}
} // namespace InputCommon
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