Input: Added option to control analog stick deadzone size

Core/EmuSettings.cpp

@@ -285,3 +285,15 @@ bool EmuSettings::IsInputEnabled()
 {
 	return !CheckFlag(EmulationFlags::InBackground) || _preferences.AllowBackgroundInput;
 }
+
+double EmuSettings::GetControllerDeadzoneRatio()
+{
+	switch(_input.ControllerDeadzoneSize) {
+		case 0: return 0.5;
+		case 1: return 0.75;
+		case 2: return 1;
+		case 3: return 1.25;
+		case 4: return 1.5;
+	}
+	return 1;
+}

Core/EmuSettings.h

@@ -70,4 +70,5 @@ public:
 	void InitializeRam(void* data, uint32_t length);
 
 	bool IsInputEnabled();
+	double GetControllerDeadzoneRatio();
 };

Core/ShortcutKeyHandler.cpp

@@ -187,10 +187,9 @@ void ShortcutKeyHandler::CheckMappedKeys()
 
 void ShortcutKeyHandler::ProcessKeys()
 {
-	//TODO
+	if(!_console->GetSettings()->IsInputEnabled()) {
-	/*if(!_console->GetSettings()->IsInputEnabled()) {
 		return;
-	}*/
+	}
 
 	auto lock = _lock.AcquireSafe();
 	KeyManager::RefreshKeyState();

Linux/LinuxGameController.cpp

@@ -122,7 +122,7 @@ void LinuxGameController::Calibrate()
 
 bool LinuxGameController::CheckAxis(unsigned int code, bool forPositive)
 {
-	double deadZoneRatio = 1; //TODO _console->GetSettings()->GetControllerDeadzoneRatio();
+	double deadZoneRatio = _console->GetSettings()->GetControllerDeadzoneRatio();
 	int deadZoneNegative = (_axisDefaultValue[code] - libevdev_get_abs_minimum(_device, code)) * 0.400 * deadZoneRatio;
 	int deadZonePositive = (libevdev_get_abs_maximum(_device, code) - _axisDefaultValue[code]) * 0.400 * deadZoneRatio;
 	

UI/Forms/Config/frmInputConfig.Designer.cs

@@ -64,6 +64,7 @@
 			this.chkDisplayPort2 = new System.Windows.Forms.CheckBox();
 			this.chkDisplayPort3 = new System.Windows.Forms.CheckBox();
 			this.chkDisplayPort4 = new System.Windows.Forms.CheckBox();
+			this.chkDisplayPort5 = new System.Windows.Forms.CheckBox();
 			this.chkDisplayInputHorizontally = new System.Windows.Forms.CheckBox();
 			this.flowLayoutPanel3 = new System.Windows.Forms.FlowLayoutPanel();
 			this.lblDisplayPosition = new System.Windows.Forms.Label();
@@ -74,7 +75,6 @@
 			this.trkControllerDeadzoneSize = new System.Windows.Forms.TrackBar();
 			this.lblSmall = new System.Windows.Forms.Label();
 			this.lblLarge = new System.Windows.Forms.Label();
-			this.chkDisplayPort5 = new System.Windows.Forms.CheckBox();
 			this.tabMain.SuspendLayout();
 			this.tpgControllers.SuspendLayout();
 			this.tlpControllers.SuspendLayout();
@@ -543,6 +543,16 @@
 			this.chkDisplayPort4.Text = "Port 4";
 			this.chkDisplayPort4.UseVisualStyleBackColor = true;
 			// 
+			// chkDisplayPort5
+			// 
+			this.chkDisplayPort5.AutoSize = true;
+			this.chkDisplayPort5.Location = new System.Drawing.Point(243, 3);
+			this.chkDisplayPort5.Name = "chkDisplayPort5";
+			this.chkDisplayPort5.Size = new System.Drawing.Size(54, 17);
+			this.chkDisplayPort5.TabIndex = 4;
+			this.chkDisplayPort5.Text = "Port 5";
+			this.chkDisplayPort5.UseVisualStyleBackColor = true;
+			// 
 			// chkDisplayInputHorizontally
 			// 
 			this.chkDisplayInputHorizontally.AutoSize = true;
@@ -613,7 +623,6 @@
 			this.tableLayoutPanel5.RowStyles.Add(new System.Windows.Forms.RowStyle());
 			this.tableLayoutPanel5.Size = new System.Drawing.Size(356, 55);
 			this.tableLayoutPanel5.TabIndex = 3;
-			this.tableLayoutPanel5.Visible = false;
 			// 
 			// lblDeadzone
 			// 
@@ -658,16 +667,6 @@
 			this.lblLarge.TabIndex = 3;
 			this.lblLarge.Text = "Large";
 			// 
-			// chkDisplayPort5
-			// 
-			this.chkDisplayPort5.AutoSize = true;
-			this.chkDisplayPort5.Location = new System.Drawing.Point(243, 3);
-			this.chkDisplayPort5.Name = "chkDisplayPort5";
-			this.chkDisplayPort5.Size = new System.Drawing.Size(54, 17);
-			this.chkDisplayPort5.TabIndex = 4;
-			this.chkDisplayPort5.Text = "Port 5";
-			this.chkDisplayPort5.UseVisualStyleBackColor = true;
-			// 
 			// frmInputConfig
 			// 
 			this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);

UI/Forms/Config/frmInputConfig.cs

@@ -46,6 +46,7 @@ namespace Mesen.GUI.Forms.Config
 			AddBinding(nameof(InputConfig.DisplayInputPort5), chkDisplayPort5);
 			AddBinding(nameof(InputConfig.DisplayInputPosition), cboDisplayInputPosition);
 			AddBinding(nameof(InputConfig.DisplayInputHorizontally), chkDisplayInputHorizontally);
+			AddBinding(nameof(InputConfig.ControllerDeadzoneSize), trkControllerDeadzoneSize);
 
 			UpdateUiSections();
 		}

Windows/DirectInputManager.cpp

@@ -11,6 +11,7 @@
 #include <algorithm>
 #include "../Core/MessageManager.h"
 #include "../Core/Console.h"
+#include "../Core/EmuSettings.h"
 
 LPDIRECTINPUT8 DirectInputManager::_directInput = nullptr;
 vector<DirectInputData> DirectInputManager::_joysticks;
@@ -353,9 +354,7 @@ bool DirectInputManager::IsPressed(int port, int button)
 
 	DIJOYSTATE2& state = _joysticks[port].state;
 	DIJOYSTATE2& defaultState = _joysticks[port].defaultState;
-	int deadRange = (int)(500 * 1);
+	int deadRange = (int)(500 * _console->GetSettings()->GetControllerDeadzoneRatio());
-	//TODO
-	//_console->GetSettings()->GetControllerDeadzoneRatio()
 
 	int povDirection = state.rgdwPOV[0] / 4500;
 	bool povCentered = (LOWORD(state.rgdwPOV[0]) == 0xFFFF) || povDirection >= 8;

Windows/XInputManager.cpp

@@ -1,6 +1,7 @@
 #include "stdafx.h"
 #include "XInputManager.h"
 #include "../Core/Console.h"
+#include "../Core/EmuSettings.h"
 
 XInputManager::XInputManager(shared_ptr<Console> console)
 {
@@ -56,8 +57,7 @@ bool XInputManager::IsPressed(uint8_t gamepadPort, uint8_t button)
 			WORD xinputButton = 1 << (button - 1);
 			return (_gamePadStates[gamepadPort]->Gamepad.wButtons & xinputButton) != 0;
 		} else {
-			//TODO
+			double ratio = _console->GetSettings()->GetControllerDeadzoneRatio() * 2;
-			double ratio = 1; //_console->GetSettings()->GetControllerDeadzoneRatio() * 2;
 
 			switch(button) {
 				case 17: return gamepad.bLeftTrigger > (XINPUT_GAMEPAD_TRIGGER_THRESHOLD * ratio);