From d32aff11b80bf208efa59f3e673ea9837aaf73be Mon Sep 17 00:00:00 2001
From: Brad Harding <brad@doomretro.com>
Date: Sat, 1 Feb 2025 09:50:43 +1100
Subject: [PATCH] Attempt to resolve fps drops for some users

---
 src/d_loop.c  | 2 +-
 src/d_loop.h  | 2 +-
 src/i_video.c | 3 +--
 3 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/d_loop.c b/src/d_loop.c
index cbc440f3c..35f3fb6d1 100644
--- a/src/d_loop.c
+++ b/src/d_loop.c
@@ -63,7 +63,7 @@ void TryRunTics(void)
     {
         I_StartTic();
 
-        if (maketic - gametime > BACKUPTICS / 2)
+        if (maketic - gametime > 2)
             break;
 
         G_BuildTiccmd(&localcmds[maketic++ % BACKUPTICS]);
diff --git a/src/d_loop.h b/src/d_loop.h
index 9fe4a1385..9f2f76826 100644
--- a/src/d_loop.h
+++ b/src/d_loop.h
@@ -38,7 +38,7 @@
 #include "m_fixed.h"
 
 // Tic handling related.
-#define BACKUPTICS  8
+#define BACKUPTICS  128
 
 extern fixed_t  fractionaltic;
 
diff --git a/src/i_video.c b/src/i_video.c
index 209efef57..8c1c9d15d 100644
--- a/src/i_video.c
+++ b/src/i_video.c
@@ -595,8 +595,7 @@ void I_RestoreMousePointerPosition(void)
 
 static void SmoothMouse(int *x, int *y)
 {
-    const fixed_t   tic = ((I_GetTimeMS() * TICRATE) % 1000) * FRACUNIT / 1000;
-    const fixed_t   adjustment = FixedDiv(tic, FRACUNIT + tic);
+    const fixed_t   adjustment = FixedDiv(fractionaltic, FRACUNIT + fractionaltic);
     static int      xx, yy;
 
     *x += xx;