From 9d93f54b67400dca78f60267c38cd9bf0e401ed0 Mon Sep 17 00:00:00 2001
From: MPC <lazymyuutsu@gmail.com>
Date: Thu, 20 Dec 2018 18:52:51 -0300
Subject: [PATCH] bland

---
 src/m_fixed.c | 10 ----------
 src/m_fixed.h | 11 -----------
 src/p_setup.c |  8 +++++---
 3 files changed, 5 insertions(+), 24 deletions(-)

diff --git a/src/m_fixed.c b/src/m_fixed.c
index bfbe81f9..d45bb70b 100644
--- a/src/m_fixed.c
+++ b/src/m_fixed.c
@@ -121,16 +121,6 @@ fixed_t FixedHypot(fixed_t x, fixed_t y)
 	return FixedMul(ax, yx1); // |x|*((1 + (x/y)^2)^1/2)
 }
 
-fixed_t FixedEuclidean(fixed_t x2, fixed_t y2, fixed_t x1, fixed_t y1)
-{
-	INT64 dx = x2-x1;
-	INT64 dy = y2-y1;
-	union {INT64 i; float x;} u;
-	u.x = (dx*dx+dy*dy);
-	u.i = (1<<29) + (u.i >> 1) - (1<<22);
-	return (fixed_t)llrintf(u.x);
-}
-
 vector2_t *FV2_Load(vector2_t *vec, fixed_t x, fixed_t y)
 {
 	vec->x = x;
diff --git a/src/m_fixed.h b/src/m_fixed.h
index 281802fb..4609913b 100644
--- a/src/m_fixed.h
+++ b/src/m_fixed.h
@@ -237,17 +237,6 @@ FUNCMATH fixed_t FixedSqrt(fixed_t x);
 */
 FUNCMATH fixed_t FixedHypot(fixed_t x, fixed_t y);
 
-/**	\brief	The FixedEuclidean function
-
-	\param	x	fixed_t number
-	\param	y	fixed_t number
-
-	\return	sqrt(x*x+y*y)
-
-
-*/
-fixed_t FixedEuclidean(fixed_t x2, fixed_t y2, fixed_t x1, fixed_t y1);
-
 /**	\brief	The FixedFloor function
 
 	\param	x	fixed_t number
diff --git a/src/p_setup.c b/src/p_setup.c
index f018b663..45bfb616 100644
--- a/src/p_setup.c
+++ b/src/p_setup.c
@@ -389,7 +389,9 @@ static inline void P_LoadVertexes(lumpnum_t lumpnum)
   */
 fixed_t P_SegLength(seg_t *seg)
 {
-	return FixedEuclidean(seg->v2->x,seg->v2->y,seg->v1->x,seg->v1->y);
+	INT64 dx = (seg->v2->x - seg->v1->x)>>1;
+	INT64 dy = (seg->v2->y - seg->v1->y)>>1;
+	return FixedHypot(dx, dy)<<1;
 }
 
 #ifdef HWRENDER
@@ -2626,7 +2628,7 @@ static boolean P_CanSave(void)
 {
 	// Saving is completely ignored under these conditions:
 	if ((cursaveslot < 0) // Playing without saving
-		|| (!modifiedgame || savemoddata) // Game is modified 
+		|| (!modifiedgame || savemoddata) // Game is modified
 		|| (netgame || multiplayer) // Not in single-player
 		|| (demoplayback || demorecording || metalrecording) // Currently in demo
 		|| (players[consoleplayer].lives <= 0) // Completely dead
@@ -2637,7 +2639,7 @@ static boolean P_CanSave(void)
 		return true; // Saving should ALWAYS happen!
 	else if (mapheaderinfo[gamemap-1]->saveoverride == SAVE_NEVER)
 		return false; // Saving should NEVER happen!
-	
+
 	// Default condition: In a non-hidden map, at the beginning of a zone or on a completed save-file, and not on save reload.
 	return (!(mapheaderinfo[gamemap-1]->menuflags & LF2_HIDEINMENU)
 			&& (mapheaderinfo[gamemap-1]->actnum < 2 || gamecomplete)