std::arrays where appropriate, clear q in adapter class, other touch ups

src/input_common/gcadapter/gc_adapter.cpp

@@ -134,7 +134,7 @@ void Adapter::Read() {
             payload_size = payload_size_in;
         }
 
-        GCPadStatus pad[4];
+        std::array<GCPadStatus, 4> pad;
         if (payload_size != sizeof(controller_payload_copy) ||
             controller_payload_copy[0] != LIBUSB_DT_HID) {
             LOG_ERROR(Input, "error reading payload (size: %d, type: %02x)", payload_size,
@@ -224,9 +224,7 @@ void Adapter::Setup() {
         current_status = NO_ADAPTER_DETECTED;
     }
 
-    for (int i = 0; i < 4; i++) {
-        adapter_controllers_status[i] = ControllerTypes::None;
-    }
+    adapter_controllers_status.fill(ControllerTypes::None);
 
     libusb_device** devs; // pointer to list of connected usb devices
 
@@ -332,9 +330,7 @@ void Adapter::Reset() {
         adapter_input_thread.join();
     }
 
-    for (int i = 0; i < 4; i++) {
-        adapter_controllers_status[i] = ControllerTypes::None;
-    }
+    adapter_controllers_status.fill(ControllerTypes::None);
 
     current_status = NO_ADAPTER_DETECTED;
 
@@ -354,10 +350,16 @@ void Adapter::ResetDeviceType(int port) {
 }
 
 void Adapter::BeginConfiguration() {
+    for (auto& pq : pad_queue) {
+        pq.Clear();
+    }
     configuring = true;
 }
 
 void Adapter::EndConfiguration() {
+    for (auto& pq : pad_queue) {
+        pq.Clear();
+    }
     configuring = false;
 }
 

src/input_common/gcadapter/gc_adapter.h

@@ -96,6 +96,8 @@ public:
 
     std::array<Common::SPSCQueue<GCPadStatus>, 4>& GetPadQueue();
     std::array<GCState, 4>& GetPadState();
+    std::array<Common::SPSCQueue<GCPadStatus>, 4>& GetPadQueue() const;
+    std::array<GCState, 4>& GetPadState() const;
 
 private:
     /// Singleton instance.
@@ -139,8 +141,7 @@ private:
 
     int current_status = NO_ADAPTER_DETECTED;
     libusb_device_handle* usb_adapter_handle = nullptr;
-    ControllerTypes adapter_controllers_status[4] = {ControllerTypes::None, ControllerTypes::None,
-                                                     ControllerTypes::None, ControllerTypes::None};
+    std::array<ControllerTypes, 4> adapter_controllers_status{};
 
     std::mutex s_mutex;
 

src/input_common/gcadapter/gc_poller.cpp

@@ -56,9 +56,7 @@ GCButtonFactory::GCButtonFactory() {
     adapter = GCAdapter::Adapter::GetInstance();
 }
 
-GCButton::~GCButton() {
-    // GCAdapter::Shutdown();
-}
+GCButton::~GCButton() = default;
 
 std::unique_ptr<Input::ButtonDevice> GCButtonFactory::Create(const Common::ParamPackage& params) {
     int button_id = params.Get("button", 0);
@@ -163,17 +161,11 @@ Common::ParamPackage GCButtonFactory::GetNextInput() {
 
 void GCButtonFactory::BeginConfiguration() {
     polling = true;
-    for (int i = 0; i < 4; i++) {
-        adapter->GetPadQueue()[i].Clear();
-    }
     adapter->BeginConfiguration();
 }
 
 void GCButtonFactory::EndConfiguration() {
     polling = false;
-    for (int i = 0; i < 4; i++) {
-        adapter->GetPadQueue()[i].Clear();
-    }
     adapter->EndConfiguration();
 }
 
@@ -265,17 +257,11 @@ std::unique_ptr<Input::AnalogDevice> GCAnalogFactory::Create(const Common::Param
 
 void GCAnalogFactory::BeginConfiguration() {
     polling = true;
-    for (int i = 0; i < 4; i++) {
-        adapter->GetPadQueue()[i].Clear();
-    }
     adapter->BeginConfiguration();
 }
 
 void GCAnalogFactory::EndConfiguration() {
     polling = false;
-    for (int i = 0; i < 4; i++) {
-        adapter->GetPadQueue()[i].Clear();
-    }
     adapter->EndConfiguration();
 }
 

src/input_common/gcadapter/gc_poller.h

@@ -30,7 +30,7 @@ public:
     void BeginConfiguration();
     void EndConfiguration();
 
-    bool IsPolling() {
+    bool IsPolling() const {
         return polling;
     }
 
@@ -50,7 +50,7 @@ public:
     void BeginConfiguration();
     void EndConfiguration();
 
-    bool IsPolling() {
+    bool IsPolling() const {
         return polling;
     }
 

src/input_common/main.cpp

@@ -2,7 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <iostream>
 #include <memory>
 #include <thread>
 #include <libusb.h>