From: Rudolf Polzer <divverent@alientrap.org>
Date: Tue, 25 May 2010 08:30:51 +0000 (+0200)
Subject: new funny cvar sv_speedlimit (not engine predicted yet). Please test (e.g set sv_spee... 
X-Git-Tag: xonotic-v0.1.0preview~553^2~6
X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fxonotic-data.pk3dir.git;a=commitdiff_plain;h=c0744a0b42d6a22796acf80439e7ba33754734a4;ds=sidebyside

new funny cvar sv_speedlimit (not engine predicted yet). Please test (e.g set sv_speedlimit 1000)!
---

diff --git a/qcsrc/server/cl_physics.qc b/qcsrc/server/cl_physics.qc
index f42e142091..10086bbc43 100644
--- a/qcsrc/server/cl_physics.qc
+++ b/qcsrc/server/cl_physics.qc
@@ -21,6 +21,7 @@ float sv_warsowbunny_accel;
 float sv_warsowbunny_topspeed;
 float sv_warsowbunny_turnaccel;
 float sv_warsowbunny_backtosideratio;
+float sv_speedlimit;
 
 .float ladder_time;
 .entity ladder_entity;
@@ -448,6 +449,11 @@ void CPM_PM_Aircontrol(vector wishdir, float wishspeed)
 	self.velocity_z = zspeed;
 }
 
+float AdjustAirAccelQW(float accelqw, float factor)
+{
+	return copysign(bound(0.000001, 1 - (1 - fabs(accelqw)) * factor, 1), accelqw);
+}
+
 // example config for alternate speed clamping:
 //   sv_airaccel_qw 0.8
 //   sv_airaccel_sideways_friction 0
@@ -480,6 +486,8 @@ void PM_Accelerate(vector wishdir, float wishspeed, float wishspeed0, float acce
 	step = accel * frametime * wishspeed0;
 
 	vel_xy_current  = vlen(vel_xy);
+	if(sv_speedlimit)
+		accelqw = AdjustAirAccelQW(accelqw, (sv_speedlimit - bound(wishspeed, vel_xy_current, sv_speedlimit)) / max(1, sv_speedlimit - wishspeed));
 	vel_xy_forward  = vel_xy_current + bound(0, wishspeed - vel_xy_current, step) * accelqw + step * (1 - accelqw);
 	vel_xy_backward = vel_xy_current - bound(0, wishspeed + vel_xy_current, step) * accelqw - step * (1 - accelqw);
 	if(vel_xy_backward < 0)
@@ -616,9 +624,9 @@ void SV_PlayerPhysics()
 	string c;
 
 	// fix physics stats for g_movement_highspeed
-	self.stat_sv_airaccel_qw = copysign(bound(0, 1-(1-fabs(sv_airaccel_qw))*autocvar_g_movement_highspeed, 1), sv_airaccel_qw);
+	self.stat_sv_airaccel_qw = AdjustAirAccelQW(sv_airaccel_qw, autocvar_g_movement_highspeed);
 	if(sv_airstrafeaccel_qw)
-		self.stat_sv_airstrafeaccel_qw = copysign(bound(0.001, 1-(1-fabs(sv_airstrafeaccel_qw))*autocvar_g_movement_highspeed, 1), sv_airstrafeaccel_qw);
+		self.stat_sv_airstrafeaccel_qw = AdjustAirAccelQW(sv_airstrafeaccel_qw, autocvar_g_movement_highspeed);
 	else
 		self.stat_sv_airstrafeaccel_qw = 0;
 
diff --git a/qcsrc/server/sv_main.qc b/qcsrc/server/sv_main.qc
index 0212fce8a4..da576360aa 100644
--- a/qcsrc/server/sv_main.qc
+++ b/qcsrc/server/sv_main.qc
@@ -198,6 +198,7 @@ void StartFrame (void)
 	sv_warsowbunny_topspeed = cvar("sv_warsowbunny_topspeed");
 	sv_warsowbunny_turnaccel = cvar("sv_warsowbunny_turnaccel");
 	sv_warsowbunny_backtosideratio = cvar("sv_warsowbunny_backtosideratio");
+	sv_speedlimit = cvar("sv_speedlimit");
 	teamplay = cvar ("teamplay");
 	sys_frametime = cvar("sys_ticrate") * cvar("slowmo");