From 57b1ad15a5da2f2a5ef19bfa27c602e5c75fbcaa Mon Sep 17 00:00:00 2001
From: toaster <rollerorbital@gmail.com>
Date: Sun, 26 Mar 2023 21:59:38 +0100
Subject: [PATCH] GameTypeRules: Add GTR_NOPOSITION

Says on the tin - introtime == starttime.
---
 src/deh_tables.c |  1 +
 src/doomstat.h   | 19 ++++++++++---------
 src/k_kart.c     |  7 ++++++-
 3 files changed, 17 insertions(+), 10 deletions(-)

diff --git a/src/deh_tables.c b/src/deh_tables.c
index 7d4f8d990..cfe834370 100644
--- a/src/deh_tables.c
+++ b/src/deh_tables.c
@@ -5854,6 +5854,7 @@ const char *const GAMETYPERULE_LIST[] = {
 
 	"NOMP",
 	"NOCUPSELECT",
+	"NOPOSITION",
 	NULL
 };
 
diff --git a/src/doomstat.h b/src/doomstat.h
index d72ef266b..b17efb095 100644
--- a/src/doomstat.h
+++ b/src/doomstat.h
@@ -546,10 +546,10 @@ enum GameTypeRules
 
 	// Bonus gametype rules
 	GTR_PRISONS				= 1<<10,	// Can enter Prison Break mode
-	GTR_CATCHER				= 1<<11, // UFO Catcher (only works with GTR_CIRCUIT)
-	GTR_ROLLINGSTART		= 1<<12, // Rolling start (only works with GTR_CIRCUIT)
-	GTR_SPECIALSTART		= 1<<13, // White fade instant start
-	GTR_BOSS				= 1<<14, // Boss intro and spawning
+	GTR_CATCHER				= 1<<11,	// UFO Catcher (only works with GTR_CIRCUIT)
+	GTR_ROLLINGSTART		= 1<<12,	// Rolling start (only works with GTR_CIRCUIT)
+	GTR_SPECIALSTART		= 1<<13,	// White fade instant start
+	GTR_BOSS				= 1<<14,	// Boss intro and spawning
 
 	// General purpose rules
 	GTR_POINTLIMIT			= 1<<15,	// Reaching point limit ends the round
@@ -557,12 +557,13 @@ enum GameTypeRules
 	GTR_OVERTIME			= 1<<17,	// Allow overtime behavior
 	GTR_ENCORE				= 1<<18,	// Alternate Encore mirroring, scripting, and texture remapping
 
-	GTR_TEAMS				= 1<<19, // Teams are forced on
-	GTR_NOTEAMS				= 1<<20, // Teams are forced off
-	GTR_TEAMSTARTS			= 1<<21, // Use team-based start positions
+	GTR_TEAMS				= 1<<19,	// Teams are forced on
+	GTR_NOTEAMS				= 1<<20,	// Teams are forced off
+	GTR_TEAMSTARTS			= 1<<21,	// Use team-based start positions
 
-	GTR_NOMP				= 1<<22, // No multiplayer
-	GTR_NOCUPSELECT			= 1<<23, // Your maps are not selected via cup.
+	GTR_NOMP				= 1<<22,	// No multiplayer
+	GTR_NOCUPSELECT			= 1<<23,	// Your maps are not selected via cup.
+	GTR_NOPOSITION			= 1<<24,	// No POSITION
 
 	// free: to and including 1<<31
 };
diff --git a/src/k_kart.c b/src/k_kart.c
index 236d53ce4..675b4d1a7 100644
--- a/src/k_kart.c
+++ b/src/k_kart.c
@@ -186,7 +186,12 @@ void K_TimerInit(void)
 			}
 		}
 
-		starttime = (introtime + (3*TICRATE)) + ((2*TICRATE) + (numbulbs * bulbtime)); // Start countdown time, + buffer time
+		starttime = introtime;
+		if (!(gametyperules & GTR_NOPOSITION))
+		{
+			// Start countdown time + buffer time
+			starttime += ((3*TICRATE) + ((2*TICRATE) + (numbulbs * bulbtime)));
+		}
 	}
 
 	K_BattleInit(domodeattack);