From e3881a4d7030183dad9f6907456d66e2dca4f64c Mon Sep 17 00:00:00 2001
From: WofWca <wofwca@protonmail.com>
Date: Tue, 18 Nov 2025 12:05:34 +0400
Subject: [PATCH] refactor: un-magic `#define INVUL_RADIUS 42`

---
 code/game/bg_pmove.c  | 4 ++--
 code/game/bg_public.h | 1 +
 code/game/g_active.c  | 4 ++--
 code/game/g_combat.c  | 3 +--
 4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/code/game/bg_pmove.c b/code/game/bg_pmove.c
index 592a977f..c7541743 100644
--- a/code/game/bg_pmove.c
+++ b/code/game/bg_pmove.c
@@ -1252,8 +1252,8 @@ static void PM_CheckDuck (void)
 	if ( pm->ps->powerups[PW_INVULNERABILITY] ) {
 		if ( pm->ps->pm_flags & PMF_INVULEXPAND ) {
 			// invulnerability sphere has a 42 units radius
-			VectorSet( pm->mins, -42, -42, -42 );
-			VectorSet( pm->maxs, 42, 42, 42 );
+			VectorSet( pm->mins, -INVUL_RADIUS, -INVUL_RADIUS, -INVUL_RADIUS );
+			VectorSet( pm->maxs, INVUL_RADIUS, INVUL_RADIUS, INVUL_RADIUS );
 		}
 		else {
 			VectorSet( pm->mins, -PLAYER_WIDTH, -PLAYER_WIDTH, MINS_Z );
diff --git a/code/game/bg_public.h b/code/game/bg_public.h
index a9b8aea6..7d203fb0 100644
--- a/code/game/bg_public.h
+++ b/code/game/bg_public.h
@@ -54,6 +54,7 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 #define CROUCH_VIEWHEIGHT	12
 #define DEAD_HEIGHT			-8
 #define	DEAD_VIEWHEIGHT		-16
+#define INVUL_RADIUS		42
 
 //
 // config strings are a general means of communicating variable length strings
diff --git a/code/game/g_active.c b/code/game/g_active.c
index a506a1e0..8c9a7848 100644
--- a/code/game/g_active.c
+++ b/code/game/g_active.c
@@ -879,8 +879,8 @@ void ClientThink_real( gentity_t *ent ) {
 	// check for invulnerability expansion before doing the Pmove
 	if (client->ps.powerups[PW_INVULNERABILITY] ) {
 		if ( !(client->ps.pm_flags & PMF_INVULEXPAND) ) {
-			vec3_t mins = { -42, -42, -42 };
-			vec3_t maxs = { 42, 42, 42 };
+			vec3_t mins = { -INVUL_RADIUS, -INVUL_RADIUS, -INVUL_RADIUS };
+			vec3_t maxs = { INVUL_RADIUS, INVUL_RADIUS, INVUL_RADIUS };
 			vec3_t oldmins, oldmaxs;
 
 			VectorCopy (ent->r.mins, oldmins);
diff --git a/code/game/g_combat.c b/code/game/g_combat.c
index 70818f3b..b8f7448a 100644
--- a/code/game/g_combat.c
+++ b/code/game/g_combat.c
@@ -753,8 +753,7 @@ int G_InvulnerabilityEffect( gentity_t *targ, vec3_t dir, vec3_t point, vec3_t i
 	}
 	VectorCopy(dir, vec);
 	VectorInverse(vec);
-	// sphere model radius = 42 units
-	n = RaySphereIntersections( targ->client->ps.origin, 42, point, vec, intersections);
+	n = RaySphereIntersections( targ->client->ps.origin, INVUL_RADIUS, point, vec, intersections);
 	if (n > 0) {
 		impact = G_TempEntity( targ->client->ps.origin, EV_INVUL_IMPACT );
 		VectorSubtract(intersections[0], targ->client->ps.origin, vec);