From 71eaabea757ee48f38b8ce03ba967dbe6b83ebc3 Mon Sep 17 00:00:00 2001
From: Monster Iestyn <iestynjealous@ntlworld.com>
Date: Sun, 2 Dec 2018 21:52:30 +0000
Subject: [PATCH] add deadzone + storing of previous joyx/y values etc to
 attempt to make joysticks less sensitive in menus

---
 src/m_menu.c | 48 ++++++++++++++++++++++++++++++++----------------
 1 file changed, 32 insertions(+), 16 deletions(-)

diff --git a/src/m_menu.c b/src/m_menu.c
index f99491999..93412e49f 100644
--- a/src/m_menu.c
+++ b/src/m_menu.c
@@ -54,6 +54,8 @@
 #include "st_stuff.h"
 #include "i_sound.h"
 
+#include "i_joy.h" // for joystick menu controls
+
 // Condition Sets
 #include "m_cond.h"
 
@@ -2064,6 +2066,7 @@ boolean M_Responder(event_t *ev)
 	INT32 ch = -1;
 //	INT32 i;
 	static tic_t joywait = 0, mousewait = 0;
+	static INT32 pjoyx = 0, pjoyy = 0;
 	static INT32 pmousex = 0, pmousey = 0;
 	static INT32 lastx = 0, lasty = 0;
 	void (*routine)(INT32 choice); // for some casting problem
@@ -2116,32 +2119,45 @@ boolean M_Responder(event_t *ev)
 	{
 		if (ev->type == ev_joystick  && ev->data1 == 0 && joywait < I_GetTime())
 		{
+			const INT32 jdeadzone = JOYAXISRANGE/4;
 			if (ev->data3 != INT32_MAX)
 			{
-				if (ev->data3 < 0)
+				if (Joystick.bGamepadStyle || abs(ev->data3) > jdeadzone)
 				{
-					ch = KEY_UPARROW;
-					joywait = I_GetTime() + NEWTICRATE/7;
-				}
-				else if (ev->data3 > 0)
-				{
-					ch = KEY_DOWNARROW;
-					joywait = I_GetTime() + NEWTICRATE/7;
+					if (ev->data3 < 0 && pjoyy >= 0)
+					{
+						ch = KEY_UPARROW;
+						joywait = I_GetTime() + NEWTICRATE/7;
+					}
+					else if (ev->data3 > 0 && pjoyy <= 0)
+					{
+						ch = KEY_DOWNARROW;
+						joywait = I_GetTime() + NEWTICRATE/7;
+					}
+					pjoyy = ev->data3;
 				}
+				else
+					pjoyy = 0;
 			}
 
 			if (ev->data2 != INT32_MAX)
 			{
-				if (ev->data2 < 0)
+				if (Joystick.bGamepadStyle || abs(ev->data2) > jdeadzone)
 				{
-					ch = KEY_LEFTARROW;
-					joywait = I_GetTime() + NEWTICRATE/17;
-				}
-				else if (ev->data2 > 0)
-				{
-					ch = KEY_RIGHTARROW;
-					joywait = I_GetTime() + NEWTICRATE/17;
+					if (ev->data2 < 0 && pjoyx >= 0)
+					{
+						ch = KEY_LEFTARROW;
+						joywait = I_GetTime() + NEWTICRATE/17;
+					}
+					else if (ev->data2 > 0 && pjoyx <= 0)
+					{
+						ch = KEY_RIGHTARROW;
+						joywait = I_GetTime() + NEWTICRATE/17;
+					}
+					pjoyx = ev->data2;
 				}
+				else
+					pjoyx = 0;
 			}
 		}
 		else if (ev->type == ev_mouse && mousewait < I_GetTime())