mp_coop cvar with some coop features

dlls/combat.cpp

@@ -602,6 +602,10 @@ void CBaseMonster::Killed( entvars_t *pevAttacker, int iGib )
 
 	Remember( bits_MEMORY_KILLED );
 
+	CBaseEntity *activator = CBaseEntity::Instance( pevAttacker );
+	if( activator && activator->IsPlayer() )
+		activator->AddPoints( 1, true );
+
 	// clear the deceased's sound channels.(may have been firing or reloading when killed)
 	EMIT_SOUND( ENT( pev ), CHAN_WEAPON, "common/null.wav", 1, ATTN_NORM );
 	m_IdealMonsterState = MONSTERSTATE_DEAD;

dlls/effects.cpp

@@ -23,6 +23,7 @@
 #include "decals.h"
 #include "func_break.h"
 #include "shake.h"
+#include "game.h"
 
 #define	SF_GIBSHOOTER_REPEATABLE		1 // allows a gibshooter to be refired
 
@@ -1943,8 +1944,14 @@ void CFade::Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType
 	if( pev->spawnflags & SF_FADE_MODULATE )
 		fadeFlags |= FFADE_MODULATE;
 
-	if( pev->spawnflags & SF_FADE_ONLYONE )
+	if( mp_coop.value || pev->spawnflags & SF_FADE_ONLYONE )
 	{
+		if( !pActivator || pActivator->IsNetClient() )
+		{
+			if( !pCaller )
+				return;
+			pActivator = pCaller;
+		}
 		if( pActivator->IsNetClient() )
 		{
 			UTIL_ScreenFade( pActivator, pev->rendercolor, Duration(), HoldTime(), pev->renderamt, fadeFlags );

dlls/game.cpp

@@ -49,6 +49,8 @@ cvar_t cvar_gibtime = { "mp_gibtime","250", FCVAR_SERVER };
 cvar_t cvar_hgibcount = { "mp_hgibcount","12", FCVAR_SERVER };
 cvar_t cvar_agibcount = { "mp_agibcount","8", FCVAR_SERVER };
 cvar_t mp_chattime	= { "mp_chattime","10", FCVAR_SERVER };
+cvar_t mp_gravgun_players = { "mp_gravgun_players", "0", FCVAR_SERVER };
+cvar_t mp_coop = { "mp_coop", "0", FCVAR_SERVER };
 
 // Engine Cvars
 cvar_t *g_psv_gravity = NULL;
@@ -490,6 +492,9 @@ void GameDLLInit( void )
 	CVAR_REGISTER( &cvar_gibtime );
 	CVAR_REGISTER( &cvar_hgibcount );
 	CVAR_REGISTER( &cvar_agibcount );
+	CVAR_REGISTER( &mp_gravgun_players );
+	CVAR_REGISTER( &mp_coop );
+
 
 	CVAR_REGISTER( &mp_chattime );
 

dlls/game.h

@@ -47,6 +47,8 @@ extern cvar_t cvar_gibtime;
 extern cvar_t cvar_hgibcount;
 extern cvar_t cvar_agibcount;
 
+extern cvar_t mp_gravgun_players;
+extern cvar_t mp_coop;
 // Engine Cvars
 extern cvar_t *g_psv_gravity;
 extern cvar_t *g_psv_aim;

dlls/multiplay_gamerules.cpp

@@ -640,8 +640,11 @@ void CHalfLifeMultiplay::PlayerKilled( CBasePlayer *pVictim, entvars_t *pKiller,
 	}
 	else if( ktmp && ktmp->IsPlayer() )
 	{
-		// if a player dies in a deathmatch game and the killer is a client, award the killer some points
-		pKiller->frags += IPointsForKill( peKiller, pVictim );
+		if( mp_coop.value )
+			pKiller->frags -= 10;
+		else
+			// if a player dies in a deathmatch game and the killer is a client, award the killer some points
+			pKiller->frags += IPointsForKill( peKiller, pVictim );
 
 		FireTargets( "game_playerkill", ktmp, ktmp, USE_TOGGLE, 0 );
 	}

dlls/player.cpp

@@ -3738,6 +3738,17 @@ void CBasePlayer::SendAmmoUpdate( void )
 	}
 }
 
+float CBasePlayer::TouchGravGun( CBaseEntity *attacker, int stage )
+{
+	if( stage == 3 )
+		return 200;
+	if( mp_gravgun_players.value )
+	{
+		return 200;
+	}
+	return 0;
+}
+
 /*
 =========================================================
 	UpdateClientData

dlls/player.h

@@ -309,12 +309,7 @@ public:
 
 	float m_flNextChatTime;
 
-	virtual float TouchGravGun( CBaseEntity *attacker, int stage )
-	{
-		if( stage == 3 )
-			return 200;
-		return 0;
-	}
+	virtual float TouchGravGun( CBaseEntity *attacker, int stage );
 };
 
 #define AUTOAIM_2DEGREES  0.0348994967025