From 82f72cca77e8e57ffedee001dc3f5b3e96dbd149 Mon Sep 17 00:00:00 2001
From: Jaime Moreira <jmoreirag@gmail.com>
Date: Wed, 5 Jul 2023 16:18:13 -0400
Subject: [PATCH] Added Yamagi cheat cvars

"g_machinegun_norecoil" and "g_swap_speed"
---
 src/g_main.c            |  3 ++-
 src/header/local.h      |  2 ++
 src/player/weapon.c     | 20 ++++++++++++--------
 src/savegame/savegame.c |  3 ++-
 4 files changed, 18 insertions(+), 10 deletions(-)

diff --git a/src/g_main.c b/src/g_main.c
index 88c328f..5cd7036 100644
--- a/src/g_main.c
+++ b/src/g_main.c
@@ -46,6 +46,8 @@ cvar_t  *gamedir;
 cvar_t	*sv_cheats;
 
 cvar_t *aimfix;
+cvar_t *g_machinegun_norecoil;
+cvar_t *g_swap_speed;
 
 void SpawnEntities (char *mapname, char *entities, char *spawnpoint);
 void ClientThink (edict_t *ent, usercmd_t *cmd);
@@ -357,4 +359,3 @@ void G_RunFrame (void)
 	// build the playerstate_t structures for all players
 	ClientEndServerFrames ();
 }
-
diff --git a/src/header/local.h b/src/header/local.h
index fbc6f77..4e7405f 100644
--- a/src/header/local.h
+++ b/src/header/local.h
@@ -610,6 +610,8 @@ extern	cvar_t	*grenadeammo;
 extern	cvar_t	*bettyammo;
 
 extern cvar_t *aimfix;
+extern cvar_t *g_machinegun_norecoil;
+extern cvar_t *g_swap_speed;
 
 #define world	(&g_edicts[0])
 
diff --git a/src/player/weapon.c b/src/player/weapon.c
index 4a00cb7..55a4b5e 100644
--- a/src/player/weapon.c
+++ b/src/player/weapon.c
@@ -499,6 +499,7 @@ A generic function to handle the basics of weapon thinking
 void Weapon_Generic (edict_t *ent, int FRAME_ACTIVATE_LAST, int FRAME_FIRE_LAST, int FRAME_IDLE_LAST, int FRAME_DEACTIVATE_LAST, int *pause_frames, int *fire_frames, void (*fire)(edict_t *ent))
 {
 	int		n;
+	const unsigned short int change_speed = (g_swap_speed->value > 0)?(unsigned short int)g_swap_speed->value:1;
 
 	if (!ent)
 	{
@@ -507,35 +508,36 @@ void Weapon_Generic (edict_t *ent, int FRAME_ACTIVATE_LAST, int FRAME_FIRE_LAST,
 
 	if (ent->client->weaponstate == WEAPON_DROPPING)
 	{
-		if (ent->client->ps.gunframe == FRAME_DEACTIVATE_LAST)
+		if (ent->client->ps.gunframe >= FRAME_DEACTIVATE_LAST - change_speed + 1)
 		{
 			ChangeWeapon (ent);
 			return;
 		}
-		else if ( (FRAME_DEACTIVATE_LAST - FRAME_DEACTIVATE_FIRST) >= 4 )
+		else if ( (FRAME_DEACTIVATE_LAST - FRAME_DEACTIVATE_FIRST) >= (4 * change_speed) )
 		{
 			unsigned short int remainder = FRAME_DEACTIVATE_LAST - ent->client->ps.gunframe;
 			// "if (remainder == 4)" at change_speed == 1
-			if (remainder == 4)
+			if ( ( remainder <= (4 * change_speed) )
+				&& ( remainder > (3 * change_speed) ) )
 			{
 				Change_Weap_Animation(ent);
 			}
 		}
 
-		ent->client->ps.gunframe++;
+		ent->client->ps.gunframe += change_speed;
 		return;
 	}
 
 	if (ent->client->weaponstate == WEAPON_ACTIVATING)
 	{
-		if (ent->client->ps.gunframe == FRAME_ACTIVATE_LAST)
+		if (ent->client->ps.gunframe >= FRAME_ACTIVATE_LAST - change_speed + 1)
 		{
 			ent->client->weaponstate = WEAPON_READY;
 			ent->client->ps.gunframe = FRAME_IDLE_FIRST;
 			return;
 		}
 
-		ent->client->ps.gunframe++;
+		ent->client->ps.gunframe += change_speed;
 		return;
 	}
 
@@ -543,7 +545,7 @@ void Weapon_Generic (edict_t *ent, int FRAME_ACTIVATE_LAST, int FRAME_FIRE_LAST,
 	{
 		ent->client->weaponstate = WEAPON_DROPPING;
 		ent->client->ps.gunframe = FRAME_DEACTIVATE_FIRST;
-		if ( (FRAME_DEACTIVATE_LAST - FRAME_DEACTIVATE_FIRST) < 4 )
+		if ( (FRAME_DEACTIVATE_LAST - FRAME_DEACTIVATE_FIRST) < (4 * change_speed) )
 		{
 			Change_Weap_Animation(ent);
 		}
@@ -1184,11 +1186,13 @@ void Machinegun_Fire (edict_t *ent)
 	ent->client->kick_angles[0] = ent->client->machinegun_shots * -1.5;
 
 	// raise the gun as it is firing
-	if (!deathmatch->value)
+	if (!(deathmatch->value || g_machinegun_norecoil->value))
 	{
 		ent->client->machinegun_shots++;
 		if (ent->client->machinegun_shots > 9)
+		{
 			ent->client->machinegun_shots = 9;
+		}
 	}
 
 	// get start / end positions
diff --git a/src/savegame/savegame.c b/src/savegame/savegame.c
index 93eb5c2..251e43e 100644
--- a/src/savegame/savegame.c
+++ b/src/savegame/savegame.c
@@ -236,6 +236,8 @@ InitGame(void)
 
 	/* others */
 	aimfix = gi.cvar("aimfix", "0", CVAR_ARCHIVE);
+	g_machinegun_norecoil = gi.cvar("g_machinegun_norecoil", "0", CVAR_ARCHIVE);
+	g_swap_speed = gi.cvar("g_swap_speed", "1", 0);
 
 	/* items */
 	InitItems ();
@@ -1156,4 +1158,3 @@ ReadLevel(const char *filename)
 		}
 	}
 }
-