]> de.git.xonotic.org Git - xonotic/xonotic-data.pk3dir.git/blobdiff - qcsrc/common/physics.qc
Kill the use of self in movetype code, to make it usable from the player physics...
[xonotic/xonotic-data.pk3dir.git] / qcsrc / common / physics.qc
index f42d06ed2f3230df4605d7625f23f97cdc4fc273..aab87365408e9c139caf783d20b0b69fec6b6e7d 100644 (file)
@@ -73,9 +73,6 @@ void Physics_AddStats()
        addstat(STAT_MOVEVARS_CL_TRACK_CANJUMP, AS_INT, cvar_cl_movement_track_canjump);
        addstat(STAT_MOVEVARS_TRACK_CANJUMP, AS_INT, stat_sv_track_canjump);
 
-       // double jump
-       addstat(STAT_DOUBLEJUMP, AS_INT, stat_doublejump);
-
        // jump speed caps
        addstat(STAT_MOVEVARS_JUMPSPEEDCAP_DISABLE_ONRAMPS, AS_INT, stat_jumpspeedcap_disable_onramps);
 
@@ -129,8 +126,6 @@ void Physics_UpdateStats(float maxspd_mod)
        self.stat_sv_maxspeed = Physics_ClientOption(self, "maxspeed") * maxspd_mod; // also slow walking
        self.stat_movement_highspeed = PHYS_HIGHSPEED; // TODO: remove this!
 
-       self.stat_doublejump = PHYS_DOUBLEJUMP;
-
        self.stat_jetpack_antigravity = PHYS_JETPACK_ANTIGRAVITY;
        self.stat_jetpack_accel_up = PHYS_JETPACK_ACCEL_UP;
        self.stat_jetpack_accel_side = PHYS_JETPACK_ACCEL_SIDE;
@@ -297,9 +292,14 @@ void PM_ClientMovement_UpdateStatus(entity this, bool ground)
                pmove_waterjumptime = 0;
 }
 
-void PM_ClientMovement_Move()
-{SELFPARAM();
+void PM_ClientMovement_Move(entity this)
+{
 #ifdef CSQC
+
+       PM_ClientMovement_UpdateStatus(this, false);
+       if(autocvar_cl_movement == 3)
+               return;
+
        int bump;
        float t;
        float f;
@@ -318,13 +318,11 @@ void PM_ClientMovement_Move()
        vector trace2_plane_normal = '0 0 0';
        vector trace3_plane_normal = '0 0 0';
 
-
-       PM_ClientMovement_UpdateStatus(this, false);
-       primalvelocity = self.velocity;
-       for(bump = 0, t = PHYS_INPUT_TIMELENGTH; bump < 8 && (self.velocity * self.velocity) > 0; bump++)
+       primalvelocity = this.velocity;
+       for(bump = 0, t = PHYS_INPUT_TIMELENGTH; bump < 8 && (this.velocity * this.velocity) > 0; bump++)
        {
-               neworigin = self.origin + t * self.velocity;
-               tracebox(self.origin, self.mins, self.maxs, neworigin, MOVE_NORMAL, self);
+               neworigin = this.origin + t * this.velocity;
+               tracebox(this.origin, this.mins, this.maxs, neworigin, MOVE_NORMAL, this);
                trace1_endpos = trace_endpos;
                trace1_fraction = trace_fraction;
                trace1_plane_normal = trace_plane_normal;
@@ -332,11 +330,11 @@ void PM_ClientMovement_Move()
                {
                        // may be a step or wall, try stepping up
                        // first move forward at a higher level
-                       currentorigin2 = self.origin;
+                       currentorigin2 = this.origin;
                        currentorigin2_z += PHYS_STEPHEIGHT;
                        neworigin2 = neworigin;
                        neworigin2_z += PHYS_STEPHEIGHT;
-                       tracebox(currentorigin2, self.mins, self.maxs, neworigin2, MOVE_NORMAL, self);
+                       tracebox(currentorigin2, this.mins, this.maxs, neworigin2, MOVE_NORMAL, this);
                        trace2_endpos = trace_endpos;
                        trace2_fraction = trace_fraction;
                        trace2_plane_normal = trace_plane_normal;
@@ -345,8 +343,8 @@ void PM_ClientMovement_Move()
                                // then move down from there
                                currentorigin2 = trace2_endpos;
                                neworigin2 = trace2_endpos;
-                               neworigin2_z = self.origin_z;
-                               tracebox(currentorigin2, self.mins, self.maxs, neworigin2, MOVE_NORMAL, self);
+                               neworigin2_z = this.origin_z;
+                               tracebox(currentorigin2, this.mins, this.maxs, neworigin2, MOVE_NORMAL, this);
                                trace3_endpos = trace_endpos;
                                trace3_fraction = trace_fraction;
                                trace3_plane_normal = trace_plane_normal;
@@ -363,7 +361,7 @@ void PM_ClientMovement_Move()
 
                // check if it moved at all
                if(trace1_fraction >= 0.001)
-                       setorigin(self, trace1_endpos);
+                       setorigin(this, trace1_endpos);
 
                // check if it moved all the way
                if(trace1_fraction == 1)
@@ -374,15 +372,15 @@ void PM_ClientMovement_Move()
                // this got commented out in a change that supposedly makes the code match QW better
                // so if this is broken, maybe put it in an if(cls.protocol != PROTOCOL_QUAKEWORLD) block
                if(trace1_plane_normal_z > 0.7)
-                       SET_ONGROUND(self);
+                       SET_ONGROUND(this);
 
                t -= t * trace1_fraction;
 
-               f = (self.velocity * trace1_plane_normal);
-               self.velocity = self.velocity + -f * trace1_plane_normal;
+               f = (this.velocity * trace1_plane_normal);
+               this.velocity = this.velocity + -f * trace1_plane_normal;
        }
        if(pmove_waterjumptime > 0)
-               self.velocity = primalvelocity;
+               this.velocity = primalvelocity;
 #endif
 }
 
@@ -542,10 +540,6 @@ bool PlayerJump ()
 
        bool doublejump = false;
        float mjumpheight = PHYS_JUMPVELOCITY;
-#ifdef CSQC
-       player_multijump = doublejump;
-       player_jumpheight = mjumpheight;
-#endif
 
        if (MUTATOR_CALLHOOK(PlayerJump, doublejump, mjumpheight))
                return true;
@@ -553,21 +547,6 @@ bool PlayerJump ()
        doublejump = player_multijump;
        mjumpheight = player_jumpheight;
 
-       if (PHYS_DOUBLEJUMP)
-       {
-               tracebox(self.origin + '0 0 0.01', self.mins, self.maxs, self.origin - '0 0 0.01', MOVE_NORMAL, self);
-               if (trace_fraction < 1 && trace_plane_normal_z > 0.7)
-               {
-                       doublejump = true;
-
-                       // we MUST clip velocity here!
-                       float f;
-                       f = self.velocity * trace_plane_normal;
-                       if (f < 0)
-                               self.velocity -= f * trace_plane_normal;
-               }
-       }
-
        if (self.waterlevel >= WATERLEVEL_SWIMMING)
        {
                self.velocity_z = PHYS_MAXSPEED(self) * 0.7;
@@ -685,8 +664,6 @@ void CheckWaterJump()
        #define JETPACK_JUMP(s) autocvar_cl_jetpack_jump
 #endif
 .float jetpack_stopped;
-// Hack: shouldn't need to know about this
-.float multijump_count;
 void CheckPlayerJump()
 {SELFPARAM();
 #ifdef SVQC
@@ -697,7 +674,7 @@ void CheckPlayerJump()
 
        if(PHYS_INPUT_BUTTON_JUMP(self) || PHYS_INPUT_BUTTON_JETPACK(self))
        {
-               float air_jump = !PlayerJump() || self.multijump_count > 0; // PlayerJump() has important side effects
+               float air_jump = !PlayerJump() || player_multijump; // PlayerJump() has important side effects
                float activate = JETPACK_JUMP(self) && air_jump && PHYS_INPUT_BUTTON_JUMP(self) || PHYS_INPUT_BUTTON_JETPACK(self);
                float has_fuel = !PHYS_JETPACK_FUEL || PHYS_AMMO_FUEL(self) || ITEMS_STAT(self) & IT_UNLIMITED_WEAPON_AMMO;
 
@@ -747,224 +724,14 @@ float racecar_angle(float forward, float down)
                return ret * angle_mult;
 }
 
-void RaceCarPhysics()
-{SELFPARAM();
-#ifdef SVQC
-       // using this move type for "big rigs"
-       // the engine does not push the entity!
-
-       vector rigvel;
-
-       vector angles_save = self.angles;
-       float accel = bound(-1, self.movement.x / PHYS_MAXSPEED(self), 1);
-       float steer = bound(-1, self.movement.y / PHYS_MAXSPEED(self), 1);
-
-       if (g_bugrigs_reverse_speeding)
-       {
-               if (accel < 0)
-               {
-                       // back accel is DIGITAL
-                       // to prevent speedhack
-                       if (accel < -0.5)
-                               accel = -1;
-                       else
-                               accel = 0;
-               }
-       }
-
-       self.angles_x = 0;
-       self.angles_z = 0;
-       makevectors(self.angles); // new forward direction!
-
-       if (IS_ONGROUND(self) || g_bugrigs_air_steering)
-       {
-               float myspeed = self.velocity * v_forward;
-               float upspeed = self.velocity * v_up;
-
-               // responsiveness factor for steering and acceleration
-               float f = 1 / (1 + pow(max(-myspeed, myspeed) / g_bugrigs_speed_ref, g_bugrigs_speed_pow));
-               //MAXIMA: f(v) := 1 / (1 + (v / g_bugrigs_speed_ref) ^ g_bugrigs_speed_pow);
-
-               float steerfactor;
-               if (myspeed < 0 && g_bugrigs_reverse_spinning)
-                       steerfactor = -myspeed * g_bugrigs_steer;
-               else
-                       steerfactor = -myspeed * f * g_bugrigs_steer;
-
-               float accelfactor;
-               if (myspeed < 0 && g_bugrigs_reverse_speeding)
-                       accelfactor = g_bugrigs_accel;
-               else
-                       accelfactor = f * g_bugrigs_accel;
-               //MAXIMA: accel(v) := f(v) * g_bugrigs_accel;
-
-               if (accel < 0)
-               {
-                       if (myspeed > 0)
-                       {
-                               myspeed = max(0, myspeed - PHYS_INPUT_TIMELENGTH * (g_bugrigs_friction_floor - g_bugrigs_friction_brake * accel));
-                       }
-                       else
-                       {
-                               if (!g_bugrigs_reverse_speeding)
-                                       myspeed = min(0, myspeed + PHYS_INPUT_TIMELENGTH * g_bugrigs_friction_floor);
-                       }
-               }
-               else
-               {
-                       if (myspeed >= 0)
-                       {
-                               myspeed = max(0, myspeed - PHYS_INPUT_TIMELENGTH * g_bugrigs_friction_floor);
-                       }
-                       else
-                       {
-                               if (g_bugrigs_reverse_stopping)
-                                       myspeed = 0;
-                               else
-                                       myspeed = min(0, myspeed + PHYS_INPUT_TIMELENGTH * (g_bugrigs_friction_floor + g_bugrigs_friction_brake * accel));
-                       }
-               }
-               // terminal velocity = velocity at which 50 == accelfactor, that is, 1549 units/sec
-               //MAXIMA: friction(v) := g_bugrigs_friction_floor;
-
-               self.angles_y += steer * PHYS_INPUT_TIMELENGTH * steerfactor; // apply steering
-               makevectors(self.angles); // new forward direction!
-
-               myspeed += accel * accelfactor * PHYS_INPUT_TIMELENGTH;
-
-               rigvel = myspeed * v_forward + '0 0 1' * upspeed;
-       }
-       else
-       {
-               float myspeed = vlen(self.velocity);
-
-               // responsiveness factor for steering and acceleration
-               float f = 1 / (1 + pow(max(0, myspeed / g_bugrigs_speed_ref), g_bugrigs_speed_pow));
-               float steerfactor = -myspeed * f;
-               self.angles_y += steer * PHYS_INPUT_TIMELENGTH * steerfactor; // apply steering
-
-               rigvel = self.velocity;
-               makevectors(self.angles); // new forward direction!
-       }
-
-       rigvel *= max(0, 1 - vlen(rigvel) * g_bugrigs_friction_air * PHYS_INPUT_TIMELENGTH);
-       //MAXIMA: airfriction(v) := v * v * g_bugrigs_friction_air;
-       //MAXIMA: total_acceleration(v) := accel(v) - friction(v) - airfriction(v);
-       //MAXIMA: solve(total_acceleration(v) = 0, v);
-
-       if (g_bugrigs_planar_movement)
-       {
-               vector rigvel_xy, neworigin, up;
-               float mt;
-
-               rigvel_z -= PHYS_INPUT_TIMELENGTH * PHYS_GRAVITY; // 4x gravity plays better
-               rigvel_xy = vec2(rigvel);
-
-               if (g_bugrigs_planar_movement_car_jumping)
-                       mt = MOVE_NORMAL;
-               else
-                       mt = MOVE_NOMONSTERS;
-
-               tracebox(self.origin, self.mins, self.maxs, self.origin + '0 0 1024', mt, self);
-               up = trace_endpos - self.origin;
-
-               // BUG RIGS: align the move to the surface instead of doing collision testing
-               // can we move?
-               tracebox(trace_endpos, self.mins, self.maxs, trace_endpos + rigvel_xy * PHYS_INPUT_TIMELENGTH, mt, self);
-
-               // align to surface
-               tracebox(trace_endpos, self.mins, self.maxs, trace_endpos - up + '0 0 1' * rigvel_z * PHYS_INPUT_TIMELENGTH, mt, self);
-
-               if (trace_fraction < 0.5)
-               {
-                       trace_fraction = 1;
-                       neworigin = self.origin;
-               }
-               else
-                       neworigin = trace_endpos;
-
-               if (trace_fraction < 1)
-               {
-                       // now set angles_x so that the car points parallel to the surface
-                       self.angles = vectoangles(
-                                       '1 0 0' * v_forward_x * trace_plane_normal_z
-                                       +
-                                       '0 1 0' * v_forward_y * trace_plane_normal_z
-                                       +
-                                       '0 0 1' * -(v_forward_x * trace_plane_normal_x + v_forward_y * trace_plane_normal_y)
-                                       );
-                       SET_ONGROUND(self);
-               }
-               else
-               {
-                       // now set angles_x so that the car points forward, but is tilted in velocity direction
-                       UNSET_ONGROUND(self);
-               }
-
-               self.velocity = (neworigin - self.origin) * (1.0 / PHYS_INPUT_TIMELENGTH);
-               self.movetype = MOVETYPE_NOCLIP;
-       }
-       else
-       {
-               rigvel_z -= PHYS_INPUT_TIMELENGTH * PHYS_GRAVITY; // 4x gravity plays better
-               self.velocity = rigvel;
-               self.movetype = MOVETYPE_FLY;
-       }
-
-       trace_fraction = 1;
-       tracebox(self.origin, self.mins, self.maxs, self.origin - '0 0 4', MOVE_NORMAL, self);
-       if (trace_fraction != 1)
-       {
-               self.angles = vectoangles2(
-                               '1 0 0' * v_forward_x * trace_plane_normal_z
-                               +
-                               '0 1 0' * v_forward_y * trace_plane_normal_z
-                               +
-                               '0 0 1' * -(v_forward_x * trace_plane_normal_x + v_forward_y * trace_plane_normal_y),
-                               trace_plane_normal
-                               );
-       }
-       else
-       {
-               vector vel_local;
-
-               vel_local_x = v_forward * self.velocity;
-               vel_local_y = v_right * self.velocity;
-               vel_local_z = v_up * self.velocity;
-
-               self.angles_x = racecar_angle(vel_local_x, vel_local_z);
-               self.angles_z = racecar_angle(-vel_local_y, vel_local_z);
-       }
-
-       // smooth the angles
-       vector vf1, vu1, smoothangles;
-       makevectors(self.angles);
-       float f = bound(0, PHYS_INPUT_TIMELENGTH * g_bugrigs_angle_smoothing, 1);
-       if (f == 0)
-               f = 1;
-       vf1 = v_forward * f;
-       vu1 = v_up * f;
-       makevectors(angles_save);
-       vf1 = vf1 + v_forward * (1 - f);
-       vu1 = vu1 + v_up * (1 - f);
-       smoothangles = vectoangles2(vf1, vu1);
-       self.angles_x = -smoothangles_x;
-       self.angles_z =  smoothangles_z;
-#endif
-}
-
 string specialcommand = "xwxwxsxsxaxdxaxdx1x ";
 .float specialcommand_pos;
 void SpecialCommand()
 {
 #ifdef SVQC
-#ifdef TETRIS
-       TetrisImpulse();
-#else
        if (!CheatImpulse(99))
                LOG_INFO("A hollow voice says \"Plugh\".\n");
 #endif
-#endif
 }
 
 float PM_check_specialcommand(float buttons)
@@ -1049,18 +816,6 @@ void PM_check_punch()
 #endif
 }
 
-void PM_check_spider()
-{SELFPARAM();
-#ifdef SVQC
-       if (time >= self.spider_slowness)
-               return;
-       PHYS_MAXSPEED(self) *= 0.5; // half speed while slow from spider
-       PHYS_MAXAIRSPEED(self) *= 0.5;
-       PHYS_AIRSPEEDLIMIT_NONQW(self) *= 0.5;
-       PHYS_AIRSTRAFEACCELERATE(self) *= 0.5;
-#endif
-}
-
 // predict frozen movement, as frozen players CAN move in some cases
 void PM_check_frozen()
 {SELFPARAM();
@@ -1118,22 +873,6 @@ void PM_check_blocked()
 #endif
 }
 
-void PM_check_vortex()
-{SELFPARAM();
-#ifdef SVQC
-       // WEAPONTODO
-       float xyspeed = vlen(vec2(self.velocity));
-       if (self.weapon == WEP_VORTEX.m_id && WEP_CVAR(vortex, charge) && WEP_CVAR(vortex, charge_velocity_rate) && xyspeed > WEP_CVAR(vortex, charge_minspeed))
-       {
-               // add a maximum of charge_velocity_rate when going fast (f = 1), gradually increasing from minspeed (f = 0) to maxspeed
-               xyspeed = min(xyspeed, WEP_CVAR(vortex, charge_maxspeed));
-               float f = (xyspeed - WEP_CVAR(vortex, charge_minspeed)) / (WEP_CVAR(vortex, charge_maxspeed) - WEP_CVAR(vortex, charge_minspeed));
-               // add the extra charge
-               self.vortex_charge = min(1, self.vortex_charge + WEP_CVAR(vortex, charge_velocity_rate) * f * PHYS_INPUT_TIMELENGTH);
-       }
-#endif
-}
-
 void PM_fly(float maxspd_mod)
 {SELFPARAM();
        // noclipping or flying
@@ -1152,7 +891,7 @@ void PM_fly(float maxspd_mod)
        if (time >= self.teleport_time)
 #endif
                PM_Accelerate(wishdir, wishspeed, wishspeed, PHYS_ACCELERATE * maxspd_mod, 1, 0, 0, 0);
-       PM_ClientMovement_Move();
+       PM_ClientMovement_Move(self);
 }
 
 void PM_swim(float maxspd_mod)
@@ -1235,7 +974,7 @@ void PM_swim(float maxspd_mod)
        }
        // water acceleration
        PM_Accelerate(wishdir, wishspeed, wishspeed, PHYS_ACCELERATE * maxspd_mod, 1, 0, 0, 0);
-       PM_ClientMovement_Move();
+       PM_ClientMovement_Move(self);
 }
 
 void PM_ladder(float maxspd_mod)
@@ -1288,7 +1027,7 @@ void PM_ladder(float maxspd_mod)
 #endif
                // water acceleration
                PM_Accelerate(wishdir, wishspeed, wishspeed, PHYS_ACCELERATE*maxspd_mod, 1, 0, 0, 0);
-       PM_ClientMovement_Move();
+       PM_ClientMovement_Move(self);
 }
 
 void PM_jetpack(float maxspd_mod)
@@ -1396,14 +1135,20 @@ void PM_jetpack(float maxspd_mod)
 
 #ifdef CSQC
        float g = PHYS_GRAVITY * PHYS_ENTGRAVITY(self) * PHYS_INPUT_TIMELENGTH;
-       if (GAMEPLAYFIX_GRAVITYUNAFFECTEDBYTICRATE)
-               self.velocity_z -= g * 0.5;
-       else
-               self.velocity_z -= g;
-       PM_ClientMovement_Move();
-       if (!IS_ONGROUND(self) || !(GAMEPLAYFIX_NOGRAVITYONGROUND))
+       if(autocvar_cl_movement != 3)
+       {
                if (GAMEPLAYFIX_GRAVITYUNAFFECTEDBYTICRATE)
                        self.velocity_z -= g * 0.5;
+               else
+                       self.velocity_z -= g;
+       }
+       PM_ClientMovement_Move(self);
+       if(autocvar_cl_movement != 3)
+       {
+               if (!IS_ONGROUND(self) || !(GAMEPLAYFIX_NOGRAVITYONGROUND))
+                       if (GAMEPLAYFIX_GRAVITYUNAFFECTEDBYTICRATE)
+                               self.velocity_z -= g * 0.5;
+       }
 #endif
 }
 
@@ -1479,14 +1224,22 @@ void PM_walk(entity this, float maxspd_mod)
                const float accelspeed = min(PHYS_ACCELERATE * PHYS_INPUT_TIMELENGTH * wishspeed, addspeed);
                this.velocity += accelspeed * wishdir;
        }
+#ifdef CSQC
        const float g = PHYS_GRAVITY * PHYS_ENTGRAVITY(this) * PHYS_INPUT_TIMELENGTH;
-       if (!(GAMEPLAYFIX_NOGRAVITYONGROUND))
-               this.velocity_z -= g * (GAMEPLAYFIX_GRAVITYUNAFFECTEDBYTICRATE ? 0.5 : 1);
+       if(autocvar_cl_movement != 3)
+       {
+               if (!(GAMEPLAYFIX_NOGRAVITYONGROUND))
+                       this.velocity_z -= g * (GAMEPLAYFIX_GRAVITYUNAFFECTEDBYTICRATE ? 0.5 : 1);
+       }
        if (vdist(this.velocity, >, 0))
-               PM_ClientMovement_Move();
-       if (GAMEPLAYFIX_GRAVITYUNAFFECTEDBYTICRATE)
-               if (!IS_ONGROUND(this) || !GAMEPLAYFIX_NOGRAVITYONGROUND)
-                       this.velocity_z -= g * 0.5;
+               PM_ClientMovement_Move(self);
+       if(autocvar_cl_movement != 3)
+       {
+               if (GAMEPLAYFIX_GRAVITYUNAFFECTEDBYTICRATE)
+                       if (!IS_ONGROUND(this) || !GAMEPLAYFIX_NOGRAVITYONGROUND)
+                               this.velocity_z -= g * 0.5;
+       }
+#endif
 }
 
 void PM_air(float buttons_prev, float maxspd_mod)
@@ -1551,15 +1304,21 @@ void PM_air(float buttons_prev, float maxspd_mod)
                if (PHYS_AIRCONTROL)
                        CPM_PM_Aircontrol(wishdir, wishspeed2);
        }
+#ifdef CSQC
        float g = PHYS_GRAVITY * PHYS_ENTGRAVITY(self) * PHYS_INPUT_TIMELENGTH;
+       if(autocvar_cl_movement != 3)
        if (GAMEPLAYFIX_GRAVITYUNAFFECTEDBYTICRATE)
                self.velocity_z -= g * 0.5;
        else
                self.velocity_z -= g;
-       PM_ClientMovement_Move();
+#endif
+       PM_ClientMovement_Move(self);
+#ifdef CSQC
+       if(autocvar_cl_movement != 3)
        if (!IS_ONGROUND(self) || !(GAMEPLAYFIX_NOGRAVITYONGROUND))
                if (GAMEPLAYFIX_GRAVITYUNAFFECTEDBYTICRATE)
                        self.velocity_z -= g * 0.5;
+#endif
 }
 
 // used for calculating airshots
@@ -1670,8 +1429,6 @@ void PM_Main(entity this)
 
        viewloc_PlayerPhysics();
 
-       PM_check_spider();
-
        PM_check_frozen();
 
        PM_check_blocked();
@@ -1750,7 +1507,7 @@ void PM_Main(entity this)
        }
 
 #ifdef SVQC
-       if (!this.fixangle && !g_bugrigs)
+       if (!this.fixangle)
                this.angles = '0 1 0' * this.v_angle.y;
 #endif
 
@@ -1773,10 +1530,8 @@ void PM_Main(entity this)
                }
        }
 
-#ifdef SVQC
-       else if (g_bugrigs && IS_PLAYER(this))
-               RaceCarPhysics();
-#endif
+       else if (MUTATOR_CALLHOOK(PM_Physics, maxspeed_mod))
+               { }
 
        else if (this.movetype == MOVETYPE_NOCLIP || this.movetype == MOVETYPE_FLY || this.movetype == MOVETYPE_FLY_WORLDONLY || MUTATOR_CALLHOOK(IsFlying, this))
                PM_fly(maxspeed_mod);
@@ -1796,8 +1551,6 @@ void PM_Main(entity this)
        else
                PM_air(buttons_prev, maxspeed_mod);
 
-       PM_check_vortex();
-
 :end
        if (IS_ONGROUND(this))
                this.lastground = time;