GCAdapter: Make local variables const where possible

This commit is contained in:
Pokechu22 2022-06-02 13:19:32 -07:00
parent cd9edeacda
commit 0d8772ccbe

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@ -156,18 +156,18 @@ static void Read()
#if GCADAPTER_USE_ANDROID_IMPLEMENTATION #if GCADAPTER_USE_ANDROID_IMPLEMENTATION
bool first_read = true; bool first_read = true;
JNIEnv* env = IDCache::GetEnvForThread(); JNIEnv* const env = IDCache::GetEnvForThread();
jfieldID payload_field = env->GetStaticFieldID(s_adapter_class, "controller_payload", "[B"); const jfieldID payload_field = env->GetStaticFieldID(s_adapter_class, "controller_payload", "[B");
jobject payload_object = env->GetStaticObjectField(s_adapter_class, payload_field); jobject payload_object = env->GetStaticObjectField(s_adapter_class, payload_field);
auto* java_controller_payload = reinterpret_cast<jbyteArray*>(&payload_object); auto* const java_controller_payload = reinterpret_cast<jbyteArray*>(&payload_object);
// Get function pointers // Get function pointers
jmethodID getfd_func = env->GetStaticMethodID(s_adapter_class, "GetFD", "()I"); const jmethodID getfd_func = env->GetStaticMethodID(s_adapter_class, "GetFD", "()I");
jmethodID input_func = env->GetStaticMethodID(s_adapter_class, "Input", "()I"); const jmethodID input_func = env->GetStaticMethodID(s_adapter_class, "Input", "()I");
jmethodID openadapter_func = env->GetStaticMethodID(s_adapter_class, "OpenAdapter", "()Z"); const jmethodID openadapter_func = env->GetStaticMethodID(s_adapter_class, "OpenAdapter", "()Z");
bool connected = env->CallStaticBooleanMethod(s_adapter_class, openadapter_func); const bool connected = env->CallStaticBooleanMethod(s_adapter_class, openadapter_func);
if (!connected) if (!connected)
{ {
@ -189,14 +189,15 @@ static void Read()
{ {
#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION #if GCADAPTER_USE_LIBUSB_IMPLEMENTATION
int payload_size = 0; int payload_size = 0;
int err = libusb_interrupt_transfer(s_handle, s_endpoint_in, s_controller_payload_swap.data(), const int err =
libusb_interrupt_transfer(s_handle, s_endpoint_in, s_controller_payload_swap.data(),
CONTROLER_INPUT_PAYLOAD_EXPECTED_SIZE, &payload_size, 16); CONTROLER_INPUT_PAYLOAD_EXPECTED_SIZE, &payload_size, 16);
if (err) if (err)
ERROR_LOG_FMT(CONTROLLERINTERFACE, "adapter libusb read failed: err={}", ERROR_LOG_FMT(CONTROLLERINTERFACE, "adapter libusb read failed: err={}",
libusb_error_name(err)); libusb_error_name(err));
#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION #elif GCADAPTER_USE_ANDROID_IMPLEMENTATION
int payload_size = env->CallStaticIntMethod(s_adapter_class, input_func); const int payload_size = env->CallStaticIntMethod(s_adapter_class, input_func);
jbyte* java_data = env->GetByteArrayElements(*java_controller_payload, nullptr); jbyte* const java_data = env->GetByteArrayElements(*java_controller_payload, nullptr);
std::copy(java_data, java_data + CONTROLER_INPUT_PAYLOAD_EXPECTED_SIZE, std::copy(java_data, java_data + CONTROLER_INPUT_PAYLOAD_EXPECTED_SIZE,
s_controller_payload_swap.begin()); s_controller_payload_swap.begin());
#endif #endif
@ -242,15 +243,15 @@ static void Write()
#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION #if GCADAPTER_USE_LIBUSB_IMPLEMENTATION
int size = 0; int size = 0;
#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION #elif GCADAPTER_USE_ANDROID_IMPLEMENTATION
JNIEnv* env = IDCache::GetEnvForThread(); JNIEnv* const env = IDCache::GetEnvForThread();
jmethodID output_func = env->GetStaticMethodID(s_adapter_class, "Output", "([B)I"); const jmethodID output_func = env->GetStaticMethodID(s_adapter_class, "Output", "([B)I");
#endif #endif
while (s_write_adapter_thread_running.IsSet()) while (s_write_adapter_thread_running.IsSet())
{ {
s_write_happened.Wait(); s_write_happened.Wait();
int write_size = s_controller_write_payload_size.load(); const int write_size = s_controller_write_payload_size.load();
if (write_size) if (write_size)
{ {
#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION #if GCADAPTER_USE_LIBUSB_IMPLEMENTATION
@ -262,8 +263,8 @@ static void Write()
libusb_error_name(err)); libusb_error_name(err));
} }
#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION #elif GCADAPTER_USE_ANDROID_IMPLEMENTATION
jbyteArray jrumble_array = env->NewByteArray(CONTROLER_OUTPUT_RUMBLE_PAYLOAD_SIZE); const jbyteArray jrumble_array = env->NewByteArray(CONTROLER_OUTPUT_RUMBLE_PAYLOAD_SIZE);
jbyte* jrumble = env->GetByteArrayElements(jrumble_array, nullptr); jbyte* const jrumble = env->GetByteArrayElements(jrumble_array, nullptr);
{ {
std::lock_guard<std::mutex> lk(s_write_mutex); std::lock_guard<std::mutex> lk(s_write_mutex);
@ -347,9 +348,10 @@ static void ScanThreadFunc()
Common::SleepCurrentThread(500); Common::SleepCurrentThread(500);
} }
#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION #elif GCADAPTER_USE_ANDROID_IMPLEMENTATION
JNIEnv* env = IDCache::GetEnvForThread(); JNIEnv* const env = IDCache::GetEnvForThread();
jmethodID queryadapter_func = env->GetStaticMethodID(s_adapter_class, "QueryAdapter", "()Z"); const jmethodID queryadapter_func =
env->GetStaticMethodID(s_adapter_class, "QueryAdapter", "()Z");
while (s_adapter_detect_thread_running.IsSet()) while (s_adapter_detect_thread_running.IsSet())
{ {
@ -402,9 +404,9 @@ void Init()
#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION #if GCADAPTER_USE_LIBUSB_IMPLEMENTATION
s_status = NO_ADAPTER_DETECTED; s_status = NO_ADAPTER_DETECTED;
#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION #elif GCADAPTER_USE_ANDROID_IMPLEMENTATION
JNIEnv* env = IDCache::GetEnvForThread(); JNIEnv* const env = IDCache::GetEnvForThread();
jclass adapter_class = env->FindClass("org/dolphinemu/dolphinemu/utils/Java_GCAdapter"); const jclass adapter_class = env->FindClass("org/dolphinemu/dolphinemu/utils/Java_GCAdapter");
s_adapter_class = reinterpret_cast<jclass>(env->NewGlobalRef(adapter_class)); s_adapter_class = reinterpret_cast<jclass>(env->NewGlobalRef(adapter_class));
#endif #endif
@ -442,7 +444,7 @@ void StopScanThread()
static void Setup() static void Setup()
{ {
#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION #if GCADAPTER_USE_LIBUSB_IMPLEMENTATION
int prev_status = s_status; const int prev_status = s_status;
// Reset the error status in case the adapter gets unplugged // Reset the error status in case the adapter gets unplugged
if (s_status < 0) if (s_status < 0)
@ -710,8 +712,8 @@ GCPadStatus Input(int chan)
if (s_controller_type[chan] != ControllerType::None) if (s_controller_type[chan] != ControllerType::None)
{ {
u8 b1 = controller_payload_copy[1 + (9 * chan) + 1]; const u8 b1 = controller_payload_copy[1 + (9 * chan) + 1];
u8 b2 = controller_payload_copy[1 + (9 * chan) + 2]; const u8 b2 = controller_payload_copy[1 + (9 * chan) + 2];
if (b1 & (1 << 0)) if (b1 & (1 << 0))
pad.button |= PAD_BUTTON_A; pad.button |= PAD_BUTTON_A;