From: Mario <mario.mario@y7mail.com>
Date: Thu, 6 Jun 2013 03:18:20 +0000 (+1000)
Subject: New mutator: random gravity - changes gravity randomly based on some cvars
X-Git-Tag: xonotic-v0.8.0~366^2~41
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=4a24706662c44dba69c46aa418ed9b1fd1bc45cd;p=xonotic%2Fxonotic-data.pk3dir.git

New mutator: random gravity - changes gravity randomly based on some cvars
---

diff --git a/defaultXonotic.cfg b/defaultXonotic.cfg
index 66ac0b20b..7f718746a 100644
--- a/defaultXonotic.cfg
+++ b/defaultXonotic.cfg
@@ -1601,3 +1601,11 @@ set cl_weapon_stay_color "2 0.5 0.5" "Color of picked up weapons when g_weapon_s
 set cl_weapon_stay_alpha 0.75 "Alpha of picked up weapons when g_weapon_stay > 0"
 
 seta g_superspectate 0 "server side, allows extended spectator functions through the cmd interface. followpowerup, followstrength, followstshield or followfc [red|blue] will transfer spectation to the relevent player, if any"
+
+set g_random_gravity 0 "enable random gravity mutator"
+set g_random_gravity_delay 3 "delay between gravity changes"
+set g_random_gravity_negative_chance 0.5 "chance of gravity being a negative value"
+set g_random_gravity_min -2000 "minimum gravity"
+set g_random_gravity_max 2000 "maximum gravity"
+set g_random_gravity_positive 1000 "positive gravity multiplier"
+set g_random_gravity_negative 1000 "negative gravity multiplier"
diff --git a/qcsrc/server/autocvars.qh b/qcsrc/server/autocvars.qh
index b110ecf58..71c399312 100644
--- a/qcsrc/server/autocvars.qh
+++ b/qcsrc/server/autocvars.qh
@@ -1234,3 +1234,10 @@ float autocvar_g_touchexplode_damage;
 float autocvar_g_touchexplode_edgedamage;
 float autocvar_g_touchexplode_force;
 #define autocvar_g_bloodloss cvar("g_bloodloss")
+float autocvar_g_random_gravity_negative_chance;
+float autocvar_g_random_gravity_min;
+float autocvar_g_random_gravity_max;
+float autocvar_g_random_gravity_positive;
+float autocvar_g_random_gravity_negative;
+float autocvar_g_random_gravity_delay;
+
diff --git a/qcsrc/server/miscfunctions.qc b/qcsrc/server/miscfunctions.qc
index 522443b9c..e61f38754 100644
--- a/qcsrc/server/miscfunctions.qc
+++ b/qcsrc/server/miscfunctions.qc
@@ -921,6 +921,7 @@ void readlevelcvars(void)
 	CHECK_MUTATOR_ADD("g_pinata", mutator_pinata, !cvar("g_minstagib"));
 	CHECK_MUTATOR_ADD("g_midair", mutator_midair, 1);
 	CHECK_MUTATOR_ADD("g_bloodloss", mutator_bloodloss, !cvar("g_minstagib"));
+	CHECK_MUTATOR_ADD("g_random_gravity", mutator_random_gravity, 1);
 	CHECK_MUTATOR_ADD("g_sandbox", sandbox, 1);
 	
 	#undef CHECK_MUTATOR_ADD
diff --git a/qcsrc/server/mutators/mutator_random_gravity.qc b/qcsrc/server/mutators/mutator_random_gravity.qc
new file mode 100644
index 000000000..6653312d9
--- /dev/null
+++ b/qcsrc/server/mutators/mutator_random_gravity.qc
@@ -0,0 +1,61 @@
+float gravity_delay;
+float old_gravity;
+MUTATOR_HOOKFUNCTION(gravity_StartFrame)
+{
+	if(gameover)
+	{
+		if(autocvar_sv_gravity != old_gravity)
+		{
+			cvar_set("sv_gravity", ftos(old_gravity));
+			old_gravity = autocvar_sv_gravity; // update now so it can be changed during match end
+		}
+		
+		return FALSE;
+	}
+		
+	if(time < gravity_delay) return FALSE;
+	if(time < game_starttime) return FALSE;
+	if(round_handler_IsActive() && !round_handler_IsRoundStarted()) return FALSE;
+	
+    if(random() >= autocvar_g_random_gravity_negative_chance) 
+        cvar_set("sv_gravity", ftos(bound(autocvar_g_random_gravity_min, random() - random() * -autocvar_g_random_gravity_negative, autocvar_g_random_gravity_max)));
+    else
+        cvar_set("sv_gravity", ftos(bound(autocvar_g_random_gravity_min, random() * autocvar_g_random_gravity_positive, autocvar_g_random_gravity_max)));
+	
+	gravity_delay = time + autocvar_g_random_gravity_delay;
+	
+	dprint("Gravity is now: ", ftos(autocvar_sv_gravity), "\n");
+	
+	return FALSE;
+}
+
+MUTATOR_HOOKFUNCTION(gravity_BuildMutatorsString)
+{
+	ret_string = strcat(ret_string, ":RandomGravity");
+	return 0;
+}
+
+MUTATOR_HOOKFUNCTION(gravity_BuildMutatorsPrettyString)
+{
+	ret_string = strcat(ret_string, ", Random gravity");
+	return 0;
+}
+
+MUTATOR_DEFINITION(mutator_random_gravity)
+{
+	MUTATOR_HOOK(SV_StartFrame, gravity_StartFrame, CBC_ORDER_ANY);
+	MUTATOR_HOOK(BuildMutatorsString, gravity_BuildMutatorsString, CBC_ORDER_ANY);
+	MUTATOR_HOOK(BuildMutatorsPrettyString, gravity_BuildMutatorsPrettyString, CBC_ORDER_ANY);
+	
+	MUTATOR_ONADD
+	{
+		old_gravity = autocvar_sv_gravity;
+	}
+	
+	MUTATOR_ONREMOVE
+	{
+		cvar_set("sv_gravity", ftos(old_gravity));
+	}
+
+	return FALSE;
+}
diff --git a/qcsrc/server/mutators/mutators.qh b/qcsrc/server/mutators/mutators.qh
index 0c17b7ccf..36bc04559 100644
--- a/qcsrc/server/mutators/mutators.qh
+++ b/qcsrc/server/mutators/mutators.qh
@@ -24,5 +24,6 @@ MUTATOR_DECLARATION(mutator_touchexplode);
 MUTATOR_DECLARATION(mutator_pinata);
 MUTATOR_DECLARATION(mutator_midair);
 MUTATOR_DECLARATION(mutator_bloodloss);
+MUTATOR_DECLARATION(mutator_random_gravity);
 
 MUTATOR_DECLARATION(sandbox);
diff --git a/qcsrc/server/progs.src b/qcsrc/server/progs.src
index ab86e6e58..37dc1a02c 100644
--- a/qcsrc/server/progs.src
+++ b/qcsrc/server/progs.src
@@ -251,6 +251,7 @@ mutators/mutator_touchexplode.qc
 mutators/mutator_pinata.qc
 mutators/mutator_midair.qc
 mutators/mutator_bloodloss.qc
+mutators/mutator_random_gravity.qc
 
 ../warpzonelib/anglestransform.qc
 ../warpzonelib/mathlib.qc