| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "device/gamepad/gamepad_platform_data_fetcher_android.h" |
| |
| #include <stddef.h> |
| |
| #include "base/android/build_info.h" |
| #include "base/android/jni_android.h" |
| #include "base/android/jni_array.h" |
| #include "base/android/jni_string.h" |
| #include "base/containers/flat_map.h" |
| #include "base/strings/string_number_conversions.h" |
| #include "base/strings/string_util.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "base/trace_event/trace_event.h" |
| #include "device/gamepad/gamepad_id_list.h" |
| #include "device/gamepad/jni_headers/GamepadList_jni.h" |
| |
| using base::android::AttachCurrentThread; |
| using base::android::CheckException; |
| using base::android::ClearException; |
| using base::android::ConvertJavaStringToUTF8; |
| using base::android::JavaParamRef; |
| using base::android::ScopedJavaLocalRef; |
| |
| namespace device { |
| |
| namespace { |
| |
| // Returns true if |gamepad_id| identifies a gamepad known to be mapped |
| // correctly on this version of Android. |x_input_type| identifies the flavor of |
| // XInput used by the gamepad, or kXInputTypeNone if the gamepad is not XInput. |
| |
| bool HasStandardMappingOnAndroid(GamepadId gamepad_id, |
| XInputType x_input_type) { |
| // Gamepads that are mapped correctly on Android do not require a mapping |
| // function to comply with the Standard Gamepad. Entries in this map |
| // represent gamepads that have been manually tested and are known to |
| // work correctly on recent versions of Android. The key is a GamepadId to |
| // identify the gamepad and the value is the earliest |
| // base::android::SdkVersion where the gamepad is known to be mapped |
| // correctly. |
| const base::flat_map<GamepadId, base::android::SdkVersion> |
| kManualAssessmentResult = { |
| // Stadia Controller USB |
| {GamepadId::kGoogleProduct9400, |
| base::android::SdkVersion::SDK_VERSION_OREO}, |
| // Xbox 360 wireless |
| {GamepadId::kMicrosoftProduct02a1, |
| base::android::SdkVersion::SDK_VERSION_R}, |
| // Xbox One USB (2015 firmware) |
| {GamepadId::kMicrosoftProduct02dd, |
| base::android::SdkVersion::SDK_VERSION_R}, |
| // Xbox One S USB |
| {GamepadId::kMicrosoftProduct02ea, |
| base::android::SdkVersion::SDK_VERSION_Q}, |
| // Xbox One S Bluetooth |
| {GamepadId::kMicrosoftProduct02fd, |
| base::android::SdkVersion::SDK_VERSION_R}, |
| // Xbox Series X USB |
| {GamepadId::kMicrosoftProduct0b12, |
| base::android::SdkVersion::SDK_VERSION_R}, |
| // Xbox Series X Bluetooth |
| {GamepadId::kMicrosoftProduct0b13, |
| base::android::SdkVersion::SDK_VERSION_Q}, |
| // Xbox One S Bluetooth (2021 firmware) |
| {GamepadId::kMicrosoftProduct0b20, |
| base::android::SdkVersion::SDK_VERSION_Q}, |
| // Xbox Adaptive (2021 firmware) |
| {GamepadId::kMicrosoftProduct0b21, |
| base::android::SdkVersion::SDK_VERSION_Q}, |
| // Xbox Elite Series 2 (2021 firmware) |
| {GamepadId::kMicrosoftProduct0b22, |
| base::android::SdkVersion::SDK_VERSION_Q}, |
| // Switch Pro Controller |
| {GamepadId::kNintendoProduct2009, |
| base::android::SdkVersion::SDK_VERSION_R}, |
| }; |
| |
| auto find_it = kManualAssessmentResult.find(gamepad_id); |
| |
| if (find_it != kManualAssessmentResult.end()) { |
| return find_it->second <= |
| base::android::BuildInfo::GetInstance()->sdk_int(); |
| } |
| // Assume XInput gamepads are always correctly mapped. |
| return x_input_type == kXInputTypeXbox360 || |
| x_input_type == kXInputTypeXboxOne; |
| } |
| |
| } // namespace |
| |
| GamepadPlatformDataFetcherAndroid::GamepadPlatformDataFetcherAndroid() = |
| default; |
| |
| GamepadPlatformDataFetcherAndroid::~GamepadPlatformDataFetcherAndroid() { |
| PauseHint(true); |
| } |
| |
| GamepadSource GamepadPlatformDataFetcherAndroid::source() { |
| return Factory::static_source(); |
| } |
| |
| void GamepadPlatformDataFetcherAndroid::OnAddedToProvider() { |
| PauseHint(false); |
| } |
| |
| void GamepadPlatformDataFetcherAndroid::GetGamepadData( |
| bool devices_changed_hint) { |
| TRACE_EVENT0("GAMEPAD", "GetGamepadData"); |
| |
| JNIEnv* env = AttachCurrentThread(); |
| if (!env) |
| return; |
| |
| Java_GamepadList_updateGamepadData(env, reinterpret_cast<intptr_t>(this)); |
| } |
| |
| void GamepadPlatformDataFetcherAndroid::PauseHint(bool paused) { |
| JNIEnv* env = AttachCurrentThread(); |
| if (!env) |
| return; |
| |
| Java_GamepadList_setGamepadAPIActive(env, !paused); |
| } |
| |
| static void JNI_GamepadList_SetGamepadData( |
| JNIEnv* env, |
| const JavaParamRef<jobject>& obj, |
| jlong data_fetcher, |
| jint index, |
| jboolean mapping, |
| jboolean connected, |
| const JavaParamRef<jstring>& devicename, |
| jint vendor_id, |
| jint product_id, |
| jlong timestamp, |
| const JavaParamRef<jfloatArray>& jaxes, |
| const JavaParamRef<jfloatArray>& jbuttons, |
| jint buttons_length) { |
| DCHECK(data_fetcher); |
| GamepadPlatformDataFetcherAndroid* fetcher = |
| reinterpret_cast<GamepadPlatformDataFetcherAndroid*>(data_fetcher); |
| DCHECK_LT(index, static_cast<int>(Gamepads::kItemsLengthCap)); |
| |
| // Do not set gamepad parameters for all the gamepad devices that are not |
| // attached. |
| if (!connected) |
| return; |
| |
| PadState* state = fetcher->GetPadState(index); |
| |
| if (!state) |
| return; |
| |
| Gamepad& pad = state->data; |
| // Is this the first time we've seen this device? |
| if (!state->is_initialized) { |
| state->is_initialized = true; |
| |
| std::string product_name = |
| base::android::ConvertJavaStringToUTF8(env, devicename); |
| |
| if (!mapping) { |
| // The gamepad was assigned the default mapping function. Check if it is |
| // known to be mapped correctly with the default mapping function on this |
| // version of Android. |
| auto gamepad_id = GamepadIdList::Get().GetGamepadId( |
| product_name, vendor_id, product_id); |
| auto x_input_type = |
| GamepadIdList::Get().GetXInputType(vendor_id, product_id); |
| mapping = HasStandardMappingOnAndroid(gamepad_id, x_input_type); |
| } |
| GamepadDataFetcher::UpdateGamepadStrings(product_name, vendor_id, |
| product_id, mapping, pad); |
| } |
| |
| pad.connected = true; |
| pad.timestamp = GamepadDataFetcher::CurrentTimeInMicroseconds(); |
| |
| std::vector<float> axes; |
| base::android::JavaFloatArrayToFloatVector(env, jaxes, &axes); |
| |
| // Set Gamepad::axes_length to the total number of axes on the gamepad device. |
| // Only return the first kAxesLengthCap if the axes size captured by |
| // GamepadList is larger than kAxesLengthCap. |
| pad.axes_length = std::min(static_cast<int>(axes.size()), |
| static_cast<int>(Gamepad::kAxesLengthCap)); |
| |
| // Copy axes state to the Gamepad axes[]. |
| for (unsigned int i = 0; i < pad.axes_length; i++) { |
| pad.axes[i] = static_cast<double>(axes[i]); |
| } |
| |
| std::vector<float> buttons; |
| base::android::JavaFloatArrayToFloatVector(env, jbuttons, &buttons); |
| |
| // Set Gamepad::buttons_length to the total number of buttons on the gamepad |
| // device. Only return the first kButtonsLengthCap if buttons_length captured |
| // by GamepadList is larger than kButtonsLengthCap. |
| pad.buttons_length = |
| std::min({static_cast<int>(buttons.size()), buttons_length, |
| static_cast<int>(Gamepad::kButtonsLengthCap)}); |
| |
| // Copy buttons state to the Gamepad buttons[]. |
| for (unsigned int j = 0; j < pad.buttons_length; j++) { |
| pad.buttons[j].pressed = |
| buttons[j] > GamepadButton::kDefaultButtonPressedThreshold; |
| pad.buttons[j].touched = buttons[j] > 0.0f; |
| pad.buttons[j].value = buttons[j]; |
| } |
| } |
| |
| } // namespace device |