data/qcsrc/server/cl_physics.qc

   1 .float race_penalty;\r
   2 .float restart_jump;\r
   3 \r
   4 float sv_accelerate;\r
   5 float sv_friction;\r
   6 float sv_maxspeed;\r
   7 float sv_airaccelerate;\r
   8 float sv_maxairspeed;\r
   9 float sv_stopspeed;\r
  10 float sv_gravity;\r
  11 float sv_airaccel_sideways_friction;\r
  12 float sv_airaccel_qw;\r
  13 float sv_airstopaccelerate;\r
  14 float sv_airstrafeaccelerate;\r
  15 float sv_maxairstrafespeed;\r
  16 float sv_aircontrol;\r
  17 float sv_warsowbunny_airforwardaccel;\r
  18 float sv_warsowbunny_accel;\r
  19 float sv_warsowbunny_topspeed;\r
  20 float sv_warsowbunny_turnaccel;\r
  21 float sv_warsowbunny_backtosideratio;\r
  22 \r
  23 .float ladder_time;\r
  24 .entity ladder_entity;\r
  25 .float gravity;\r
  26 .float swamp_slowdown;\r
  27 .float lastflags;\r
  28 .float lastground;\r
  29 .float wasFlying;\r
  30 .float spectatorspeed;\r
  31 \r
  32 .float multijump_count;\r
  33 .float multijump_ready;\r
  34 .float prevjumpbutton;\r
  35 \r
  36 /*\r
  37 =============\r
  38 PlayerJump\r
  39 \r
  40 When you press the jump key\r
  41 =============\r
  42 */\r
  43 void PlayerJump (void)\r
  44 {\r
  45         float mjumpheight;\r
  46         float doublejump;\r
  47 \r
  48         doublejump = FALSE;\r
  49         if (cvar("sv_doublejump"))\r
  50         {\r
  51                 tracebox(self.origin + '0 0 0.01', self.mins, self.maxs, self.origin - '0 0 0.01', MOVE_NORMAL, self);\r
  52                 if (trace_fraction < 1 && trace_plane_normal_z > 0.7)\r
  53                         doublejump = TRUE;\r
  54         }\r
  55 \r
  56         mjumpheight = cvar("sv_jumpvelocity");\r
  57         if (self.waterlevel >= WATERLEVEL_SWIMMING)\r
  58         {\r
  59                 if (self.watertype == CONTENT_WATER)\r
  60                         self.velocity_z = 200;\r
  61                 else if (self.watertype == CONTENT_SLIME)\r
  62                         self.velocity_z = 80;\r
  63                 else\r
  64                         self.velocity_z = 50;\r
  65 \r
  66                 return;\r
  67         }\r
  68 \r
  69         if (cvar("g_multijump"))\r
  70         {\r
  71                 if (self.prevjumpbutton == FALSE && !(self.flags & FL_ONGROUND)) // jump button pressed this frame and we are in midair\r
  72                         self.multijump_ready = TRUE;  // this is necessary to check that we released the jump button and pressed it again\r
  73                 else\r
  74                         self.multijump_ready = FALSE;\r
  75         }\r
  76 \r
  77         if(!doublejump && self.multijump_ready && self.multijump_count < cvar("g_multijump") && self.velocity_z > cvar("g_multijump_speed"))\r
  78         {\r
  79                 // doublejump = FALSE; // checked above in the if\r
  80                 if (cvar("g_multijump") > 0)\r
  81                 {\r
  82                         if (cvar("g_multijump_add") == 0) // in this case we make the z velocity == jumpvelocity\r
  83                         {\r
  84                                 if (self.velocity_z < mjumpheight)\r
  85                                 {\r
  86                                         doublejump = TRUE;\r
  87                                         self.velocity_z = 0;\r
  88                                 }\r
  89                         }\r
  90                         else\r
  91                                 doublejump = TRUE;\r
  92 \r
  93                         if(doublejump)\r
  94                         {\r
  95                                 if(self.movement_x != 0 || self.movement_y != 0) // don't remove all speed if player isnt pressing any movement keys\r
  96                                 {\r
  97                                         float curspeed;\r
  98                                         vector wishvel, wishdir;\r
  99 \r
 100                                         curspeed = max(\r
 101                                                 vlen(vec2(self.velocity)), // current xy speed\r
 102                                                 vlen(vec2(antilag_takebackavgvelocity(self, max(self.lastteleporttime + sys_frametime, time - 0.25), time))) // average xy topspeed over the last 0.25 secs\r
 103                                         );\r
 104                                         makevectors(self.v_angle_y * '0 1 0');\r
 105                                         wishvel = v_forward * self.movement_x + v_right * self.movement_y;\r
 106                                         wishdir = normalize(wishvel);\r
 107 \r
 108                                         self.velocity_x = wishdir_x * curspeed; // allow "dodging" at a multijump\r
 109                                         self.velocity_y = wishdir_y * curspeed;\r
 110                                         // keep velocity_z unchanged!\r
 111                                 }\r
 112                                 self.multijump_count += 1;\r
 113                         }\r
 114                 }\r
 115                 self.multijump_ready = FALSE; // require releasing and pressing the jump button again for the next jump\r
 116         }\r
 117 \r
 118         if (!doublejump)\r
 119                 if (!(self.flags & FL_ONGROUND))\r
 120                         return;\r
 121 \r
 122         if(!sv_pogostick)\r
 123                 if (!(self.flags & FL_JUMPRELEASED))\r
 124                         return;\r
 125 \r
 126         if(self.health <= g_bloodloss)\r
 127                 return;\r
 128 \r
 129         if(cvar_string("sv_jumpspeedcap_min") != "")\r
 130                 self.velocity_z = max(cvar("sv_jumpvelocity") * cvar("sv_jumpspeedcap_min"), self.velocity_z);\r
 131         if(cvar_string("sv_jumpspeedcap_max") != "") {\r
 132                 if(trace_fraction < 1 && trace_plane_normal_z < 0.98 && cvar("sv_jumpspeedcap_max_disable_on_ramps")) {\r
 133                         // don't do jump speedcaps on ramps to preserve old voretournament ramjump style\r
 134                         //print("Trace plane normal z: ", ftos(trace_plane_normal_z), ", disabling speed cap!\n");\r
 135                 }\r
 136                 else\r
 137                         self.velocity_z = min(cvar("sv_jumpvelocity") * cvar("sv_jumpspeedcap_max"), self.velocity_z) + trace_ent.velocity_z;\r
 138         }\r
 139 \r
 140         if(!(self.lastflags & FL_ONGROUND))\r
 141         {\r
 142                 if(cvar("speedmeter"))\r
 143                         dprint(strcat("landing velocity: ", vtos(self.velocity), " (abs: ", ftos(vlen(self.velocity)), ")\n"));\r
 144                 if(self.lastground < time - 0.3)\r
 145                 {\r
 146                         self.velocity_x *= (1 - cvar("sv_friction_on_land"));\r
 147                         self.velocity_y *= (1 - cvar("sv_friction_on_land"));\r
 148                 }\r
 149                 if(self.jumppadcount > 1)\r
 150                         dprint(strcat(ftos(self.jumppadcount), "x jumppad combo\n"));\r
 151                 self.jumppadcount = 0;\r
 152         }\r
 153 \r
 154         self.velocity_z = self.velocity_z + mjumpheight;\r
 155         self.oldvelocity_z = self.velocity_z;\r
 156 \r
 157         self.flags &~= FL_ONGROUND;\r
 158         self.flags &~= FL_JUMPRELEASED;\r
 159 \r
 160         if (self.crouch)\r
 161                 setanim(self, self.anim_duckjump, FALSE, TRUE, TRUE);\r
 162         else\r
 163                 setanim(self, self.anim_jump, FALSE, TRUE, TRUE);\r
 164 \r
 165         if(g_jump_grunt)\r
 166                 PlayerSound(self, playersound_jump, CHAN_PLAYER, VOICETYPE_PLAYERSOUND);\r
 167 \r
 168         self.restart_jump = -1; // restart jump anim next time\r
 169         // value -1 is used to not use the teleport bit (workaround for tiny hitch when re-jumping)\r
 170 }\r
 171 \r
 172 void CheckWaterJump()\r
 173 {\r
 174         local vector start, end;\r
 175 \r
 176 // check for a jump-out-of-water\r
 177         makevectors (self.angles);\r
 178         start = self.origin;\r
 179         start_z = start_z + 8;\r
 180         v_forward_z = 0;\r
 181         normalize(v_forward);\r
 182         end = start + v_forward*24;\r
 183         traceline (start, end, TRUE, self);\r
 184         if (trace_fraction < 1)\r
 185         {       // solid at waist\r
 186                 start_z = start_z + self.maxs_z - 8;\r
 187                 end = start + v_forward*24;\r
 188                 self.movedir = trace_plane_normal * -50;\r
 189                 traceline (start, end, TRUE, self);\r
 190                 if (trace_fraction == 1)\r
 191                 {       // open at eye level\r
 192                         self.flags |= FL_WATERJUMP;\r
 193                         self.velocity_z = 225;\r
 194                         self.flags &~= FL_JUMPRELEASED;\r
 195                         self.teleport_time = time + 2;  // safety net\r
 196                         return;\r
 197                 }\r
 198         }\r
 199 };\r
 200 \r
 201 float racecar_angle(float forward, float down)\r
 202 {\r
 203         float ret, angle_mult;\r
 204 \r
 205         if(forward < 0)\r
 206         {\r
 207                 forward = -forward;\r
 208                 down = -down;\r
 209         }\r
 210 \r
 211         ret = vectoyaw('0 1 0' * down + '1 0 0' * forward);\r
 212 \r
 213         angle_mult = forward / (800 + forward);\r
 214 \r
 215         if(ret > 180)\r
 216                 return ret * angle_mult + 360 * (1 - angle_mult);\r
 217         else\r
 218                 return ret * angle_mult;\r
 219 }\r
 220 \r
 221 void RaceCarPhysics()\r
 222 {\r
 223         // using this move type for "big rigs"\r
 224         // the engine does not push the entity!\r
 225 \r
 226         float accel, steer, f;\r
 227         vector angles_save, rigvel;\r
 228 \r
 229         angles_save = self.angles;\r
 230         accel = bound(-1, self.movement_x / sv_maxspeed, 1);\r
 231         steer = bound(-1, self.movement_y / sv_maxspeed, 1);\r
 232 \r
 233         if(g_bugrigs_reverse_speeding)\r
 234         {\r
 235                 if(accel < 0)\r
 236                 {\r
 237                         // back accel is DIGITAL\r
 238                         // to prevent speedhack\r
 239                         if(accel < -0.5)\r
 240                                 accel = -1;\r
 241                         else\r
 242                                 accel = 0;\r
 243                 }\r
 244         }\r
 245 \r
 246         self.angles_x = 0;\r
 247         self.angles_z = 0;\r
 248         makevectors(self.angles); // new forward direction!\r
 249 \r
 250         if(self.flags & FL_ONGROUND || g_bugrigs_air_steering)\r
 251         {\r
 252                 float myspeed, upspeed, steerfactor, accelfactor;\r
 253 \r
 254                 myspeed = self.velocity * v_forward;\r
 255                 upspeed = self.velocity * v_up;\r
 256 \r
 257                 // responsiveness factor for steering and acceleration\r
 258                 f = 1 / (1 + pow(max(-myspeed, myspeed) / g_bugrigs_speed_ref, g_bugrigs_speed_pow));\r
 259                 //MAXIMA: f(v) := 1 / (1 + (v / g_bugrigs_speed_ref) ^ g_bugrigs_speed_pow);\r
 260 \r
 261                 if(myspeed < 0 && g_bugrigs_reverse_spinning)\r
 262                         steerfactor = -myspeed * g_bugrigs_steer;\r
 263                 else\r
 264                         steerfactor = -myspeed * f * g_bugrigs_steer;\r
 265 \r
 266                 if(myspeed < 0 && g_bugrigs_reverse_speeding)\r
 267                         accelfactor = g_bugrigs_accel;\r
 268                 else\r
 269                         accelfactor = f * g_bugrigs_accel;\r
 270                 //MAXIMA: accel(v) := f(v) * g_bugrigs_accel;\r
 271 \r
 272                 if(accel < 0)\r
 273                 {\r
 274                         if(myspeed > 0)\r
 275                         {\r
 276                                 myspeed = max(0, myspeed - frametime * (g_bugrigs_friction_floor - g_bugrigs_friction_brake * accel));\r
 277                         }\r
 278                         else\r
 279                         {\r
 280                                 if(!g_bugrigs_reverse_speeding)\r
 281                                         myspeed = min(0, myspeed + frametime * g_bugrigs_friction_floor);\r
 282                         }\r
 283                 }\r
 284                 else\r
 285                 {\r
 286                         if(myspeed >= 0)\r
 287                         {\r
 288                                 myspeed = max(0, myspeed - frametime * g_bugrigs_friction_floor);\r
 289                         }\r
 290                         else\r
 291                         {\r
 292                                 if(g_bugrigs_reverse_stopping)\r
 293                                         myspeed = 0;\r
 294                                 else\r
 295                                         myspeed = min(0, myspeed + frametime * (g_bugrigs_friction_floor + g_bugrigs_friction_brake * accel));\r
 296                         }\r
 297                 }\r
 298                 // terminal velocity = velocity at which 50 == accelfactor, that is, 1549 units/sec\r
 299                 //MAXIMA: friction(v) := g_bugrigs_friction_floor;\r
 300 \r
 301                 self.angles_y += steer * frametime * steerfactor; // apply steering\r
 302                 makevectors(self.angles); // new forward direction!\r
 303 \r
 304                 myspeed += accel * accelfactor * frametime;\r
 305 \r
 306                 rigvel = myspeed * v_forward + '0 0 1' * upspeed;\r
 307         }\r
 308         else\r
 309         {\r
 310                 myspeed = vlen(self.velocity);\r
 311 \r
 312                 // responsiveness factor for steering and acceleration\r
 313                 f = 1 / (1 + pow(max(0, myspeed / g_bugrigs_speed_ref), g_bugrigs_speed_pow));\r
 314                 steerfactor = -myspeed * f;\r
 315                 self.angles_y += steer * frametime * steerfactor; // apply steering\r
 316 \r
 317                 rigvel = self.velocity;\r
 318                 makevectors(self.angles); // new forward direction!\r
 319         }\r
 320 \r
 321         rigvel = rigvel * max(0, 1 - vlen(rigvel) * g_bugrigs_friction_air * frametime);\r
 322         //MAXIMA: airfriction(v) := v * v * g_bugrigs_friction_air;\r
 323         //MAXIMA: total_acceleration(v) := accel(v) - friction(v) - airfriction(v);\r
 324         //MAXIMA: solve(total_acceleration(v) = 0, v);\r
 325 \r
 326         if(g_bugrigs_planar_movement)\r
 327         {\r
 328                 vector rigvel_xy, neworigin, up;\r
 329                 float mt;\r
 330 \r
 331                 rigvel_z -= frametime * sv_gravity; // 4x gravity plays better\r
 332                 rigvel_xy = rigvel;\r
 333                 rigvel_xy_z = 0;\r
 334 \r
 335                 if(g_bugrigs_planar_movement_car_jumping && !g_touchexplode) // touchexplode is a better way to handle collisions\r
 336                         mt = MOVE_NORMAL;\r
 337                 else\r
 338                         mt = MOVE_NOMONSTERS;\r
 339 \r
 340                 tracebox(self.origin, self.mins, self.maxs, self.origin + '0 0 1024', mt, self);\r
 341                 up = trace_endpos - self.origin;\r
 342 \r
 343                 // BUG RIGS: align the move to the surface instead of doing collision testing\r
 344                 // can we move?\r
 345                 tracebox(trace_endpos, self.mins, self.maxs, trace_endpos + rigvel_xy * frametime, mt, self);\r
 346 \r
 347                 // align to surface\r
 348                 tracebox(trace_endpos, self.mins, self.maxs, trace_endpos - up + '0 0 1' * rigvel_z * frametime, mt, self);\r
 349 \r
 350                 if(trace_fraction < 0.5)\r
 351                 {\r
 352                         trace_fraction = 1;\r
 353                         neworigin = self.origin;\r
 354                 }\r
 355                 else\r
 356                         neworigin = trace_endpos;\r
 357 \r
 358                 if(trace_fraction < 1)\r
 359                 {\r
 360                         // now set angles_x so that the car points parallel to the surface\r
 361                         self.angles = vectoangles(\r
 362                                         '1 0 0' * v_forward_x * trace_plane_normal_z\r
 363                                         +\r
 364                                         '0 1 0' * v_forward_y * trace_plane_normal_z\r
 365                                         +\r
 366                                         '0 0 1' * -(v_forward_x * trace_plane_normal_x + v_forward_y * trace_plane_normal_y)\r
 367                                         );\r
 368                         self.flags |= FL_ONGROUND;\r
 369                 }\r
 370                 else\r
 371                 {\r
 372                         // now set angles_x so that the car points forward, but is tilted in velocity direction\r
 373                         self.flags &~= FL_ONGROUND;\r
 374                 }\r
 375 \r
 376                 self.velocity = (neworigin - self.origin) * (1.0 / frametime);\r
 377                 self.movetype = MOVETYPE_NOCLIP;\r
 378         }\r
 379         else\r
 380         {\r
 381                 rigvel_z -= frametime * sv_gravity; // 4x gravity plays better\r
 382                 self.velocity = rigvel;\r
 383                 self.movetype = MOVETYPE_FLY;\r
 384         }\r
 385 \r
 386         trace_fraction = 1;\r
 387         tracebox(self.origin, self.mins, self.maxs, self.origin - '0 0 4', MOVE_NORMAL, self);\r
 388         if(trace_fraction != 1)\r
 389         {\r
 390                 self.angles = vectoangles2(\r
 391                                 '1 0 0' * v_forward_x * trace_plane_normal_z\r
 392                                 +\r
 393                                 '0 1 0' * v_forward_y * trace_plane_normal_z\r
 394                                 +\r
 395                                 '0 0 1' * -(v_forward_x * trace_plane_normal_x + v_forward_y * trace_plane_normal_y),\r
 396                                 trace_plane_normal\r
 397                                 );\r
 398         }\r
 399         else\r
 400         {\r
 401                 vector vel_local;\r
 402 \r
 403                 vel_local_x = v_forward * self.velocity;\r
 404                 vel_local_y = v_right * self.velocity;\r
 405                 vel_local_z = v_up * self.velocity;\r
 406 \r
 407                 self.angles_x = racecar_angle(vel_local_x, vel_local_z);\r
 408                 self.angles_z = racecar_angle(-vel_local_y, vel_local_z);\r
 409         }\r
 410 \r
 411         // smooth the angles\r
 412         vector vf1, vu1, smoothangles;\r
 413         makevectors(self.angles);\r
 414         f = bound(0, frametime * g_bugrigs_angle_smoothing, 1);\r
 415         if(f == 0)\r
 416                 f = 1;\r
 417         vf1 = v_forward * f;\r
 418         vu1 = v_up * f;\r
 419         makevectors(angles_save);\r
 420         vf1 = vf1 + v_forward * (1 - f);\r
 421         vu1 = vu1 + v_up * (1 - f);\r
 422         smoothangles = vectoangles2(vf1, vu1);\r
 423         self.angles_x = -smoothangles_x;\r
 424         self.angles_z =  smoothangles_z;\r
 425 }\r
 426 \r
 427 float IsMoveInDirection(vector mv, float angle) // key mix factor\r
 428 {\r
 429         if(mv_x == 0 && mv_y == 0)\r
 430                 return 0; // avoid division by zero\r
 431         angle = RAD2DEG * atan2(mv_y, mv_x);\r
 432         angle = remainder(angle, 360) / 45;\r
 433         if(angle >  1)\r
 434                 return 0;\r
 435         if(angle < -1)\r
 436                 return 0;\r
 437         return 1 - fabs(angle);\r
 438 }\r
 439 \r
 440 void CPM_PM_Aircontrol(vector wishdir, float wishspeed)\r
 441 {\r
 442         float zspeed, xyspeed, dot, k;\r
 443 \r
 444 #if 0\r
 445         // this doesn't play well with analog input\r
 446         if(self.movement_x == 0 || self.movement_y != 0)\r
 447                 return; // can't control movement if not moving forward or backward\r
 448         k = 32;\r
 449 #else\r
 450         k = 32 * (2 * IsMoveInDirection(self.movement, 0) - 1);\r
 451         if(k <= 0)\r
 452                 return;\r
 453 #endif\r
 454 \r
 455         k *= bound(0, wishspeed / sv_maxairspeed, 1);\r
 456 \r
 457         zspeed = self.velocity_z;\r
 458         self.velocity_z = 0;\r
 459         xyspeed = vlen(self.velocity); self.velocity = normalize(self.velocity);\r
 460 \r
 461         dot = self.velocity * wishdir;\r
 462         k *= sv_aircontrol*dot*dot*frametime;\r
 463 \r
 464         if(dot > 0) // we can't change direction while slowing down\r
 465         {\r
 466                 self.velocity = normalize(self.velocity * xyspeed + wishdir * k);\r
 467         }\r
 468 \r
 469         self.velocity = self.velocity * xyspeed;\r
 470         self.velocity_z = zspeed;\r
 471 }\r
 472 \r
 473 // example config for alternate speed clamping:\r
 474 //   sv_airaccel_qw 0.8\r
 475 //   sv_airaccel_sideways_friction 0\r
 476 //   prvm_globalset server speedclamp_mode 1\r
 477 //     (or 2)\r
 478 void PM_Accelerate(vector wishdir, float wishspeed, float wishspeed0, float accel, float accelqw, float sidefric)\r
 479 {\r
 480         float vel_straight;\r
 481         float vel_z;\r
 482         vector vel_perpend;\r
 483         float step;\r
 484 \r
 485         vector vel_xy;\r
 486         float vel_xy_current;\r
 487         float vel_xy_backward, vel_xy_forward;\r
 488         float speedclamp;\r
 489 \r
 490         speedclamp = (accelqw < 0);\r
 491         if(speedclamp)\r
 492                 accelqw = -accelqw;\r
 493 \r
 494         if(cvar("sv_gameplayfix_q2airaccelerate"))\r
 495                 wishspeed0 = wishspeed;\r
 496 \r
 497         vel_straight = self.velocity * wishdir;\r
 498         vel_z = self.velocity_z;\r
 499         vel_xy = self.velocity - vel_z * '0 0 1';\r
 500         vel_perpend = vel_xy - vel_straight * wishdir;\r
 501 \r
 502         step = accel * frametime * wishspeed0;\r
 503 \r
 504         vel_xy_current  = vlen(vel_xy);\r
 505         vel_xy_forward  = vel_xy_current + bound(0, wishspeed - vel_xy_current, step) * accelqw + step * (1 - accelqw);\r
 506         vel_xy_backward = vel_xy_current - bound(0, wishspeed + vel_xy_current, step) * accelqw - step * (1 - accelqw);\r
 507         if(vel_xy_backward < 0)\r
 508                 vel_xy_backward = 0; // not that it REALLY occurs that this would cause wrong behaviour afterwards\r
 509 \r
 510         vel_straight = vel_straight + bound(0, wishspeed - vel_straight, step) * accelqw + step * (1 - accelqw);\r
 511 \r
 512         if(sidefric < 0 && (vel_perpend*vel_perpend))\r
 513                 // negative: only apply so much sideways friction to stay below the speed you could get by "braking"\r
 514         {\r
 515                 float f, fminimum;\r
 516                 f = max(0, 1 + frametime * wishspeed * sidefric);\r
 517                 fminimum = (vel_xy_backward*vel_xy_backward - vel_straight*vel_straight) / (vel_perpend*vel_perpend);\r
 518                 // this cannot be > 1\r
 519                 if(fminimum <= 0)\r
 520                         vel_perpend = vel_perpend * max(0, f);\r
 521                 else\r
 522                 {\r
 523                         fminimum = sqrt(fminimum);\r
 524                         vel_perpend = vel_perpend * max(fminimum, f);\r
 525                 }\r
 526         }\r
 527         else\r
 528                 vel_perpend = vel_perpend * max(0, 1 - frametime * wishspeed * sidefric);\r
 529         \r
 530         vel_xy = vel_straight * wishdir + vel_perpend;\r
 531         \r
 532         if(speedclamp)\r
 533         {\r
 534                 // ensure we don't get too fast or decelerate faster than we should\r
 535                 vel_xy_current = min(vlen(vel_xy), vel_xy_forward);\r
 536                 if(vel_xy_current > 0) // prevent division by zero\r
 537                         vel_xy = normalize(vel_xy) * vel_xy_current;\r
 538         }\r
 539 \r
 540         self.velocity = vel_xy + vel_z * '0 0 1';\r
 541 }\r
 542 \r
 543 void PM_AirAccelerate(vector wishdir, float wishspeed)\r
 544 {\r
 545         vector curvel, wishvel, acceldir, curdir;\r
 546         float addspeed, accelspeed, curspeed, f;\r
 547         float dot;\r
 548 \r
 549         if(wishspeed == 0)\r
 550                 return;\r
 551 \r
 552         curvel = self.velocity;\r
 553         curvel_z = 0;\r
 554         curspeed = vlen(curvel);\r
 555 \r
 556         if(wishspeed > curspeed * 1.01)\r
 557         {\r
 558                 wishspeed = min(wishspeed, curspeed + sv_warsowbunny_airforwardaccel * sv_maxspeed * frametime);\r
 559         }\r
 560         else\r
 561         {\r
 562                 f = max(0, (sv_warsowbunny_topspeed - curspeed) / (sv_warsowbunny_topspeed - sv_maxspeed));\r
 563                 wishspeed = max(curspeed, sv_maxspeed) + sv_warsowbunny_accel * f * sv_maxspeed * frametime;\r
 564         }\r
 565         wishvel = wishdir * wishspeed;\r
 566         acceldir = wishvel - curvel;\r
 567         addspeed = vlen(acceldir);\r
 568         acceldir = normalize(acceldir);\r
 569 \r
 570         accelspeed = min(addspeed, sv_warsowbunny_turnaccel * sv_maxspeed * frametime);\r
 571 \r
 572         if(sv_warsowbunny_backtosideratio < 1)\r
 573         {\r
 574                 curdir = normalize(curvel);\r
 575                 dot = acceldir * curdir;\r
 576                 if(dot < 0)\r
 577                         acceldir = acceldir - (1 - sv_warsowbunny_backtosideratio) * dot * curdir;\r
 578         }\r
 579 \r
 580         self.velocity += accelspeed * acceldir;\r
 581 }\r
 582 \r
 583 .vector movement_old;\r
 584 .float buttons_old;\r
 585 .vector v_angle_old;\r
 586 .string lastclassname;\r
 587 \r
 588 .float() PlayerPhysplug;\r
 589 \r
 590 string specialcommand = "xwxwxsxsxaxdxaxdx1x ";\r
 591 .float specialcommand_pos;\r
 592 void SpecialCommand()\r
 593 {\r
 594 #ifdef TETRIS\r
 595         TetrisImpulse();\r
 596 #else\r
 597         if(!CheatImpulse(99))\r
 598                 print("A hollow voice says \"Plugh\".\n");\r
 599 #endif\r
 600 }\r
 601 \r
 602 float speedaward_speed;\r
 603 string speedaward_holder;\r
 604 void race_send_speedaward(float msg)\r
 605 {\r
 606         // send the best speed of the round\r
 607         WriteByte(msg, SVC_TEMPENTITY);\r
 608         WriteByte(msg, TE_CSQC_RACE);\r
 609         WriteByte(msg, RACE_NET_SPEED_AWARD);\r
 610         WriteInt24_t(msg, floor(speedaward_speed+0.5));\r
 611         WriteString(msg, speedaward_holder);\r
 612 }\r
 613 \r
 614 float speedaward_alltimebest;\r
 615 string speedaward_alltimebest_holder;\r
 616 void race_send_speedaward_alltimebest(float msg)\r
 617 {\r
 618         // send the best speed\r
 619         WriteByte(msg, SVC_TEMPENTITY);\r
 620         WriteByte(msg, TE_CSQC_RACE);\r
 621         WriteByte(msg, RACE_NET_SPEED_AWARD_BEST);\r
 622         WriteInt24_t(msg, floor(speedaward_alltimebest+0.5));\r
 623         WriteString(msg, speedaward_alltimebest_holder);\r
 624 }\r
 625 \r
 626 string GetMapname(void);\r
 627 float speedaward_lastupdate;\r
 628 float speedaward_lastsent;\r
 629 .float jumppadusetime;\r
 630 void SV_PlayerPhysics()\r
 631 {\r
 632         local vector wishvel, wishdir, v;\r
 633         local float wishspeed, f, maxspd_mod, spd, maxairspd, airaccel, swampspd_mod, buttons;\r
 634         string temps;\r
 635         float buttons_prev;\r
 636         float not_allowed_to_move;\r
 637         string c;\r
 638 \r
 639     if(self.PlayerPhysplug)\r
 640         if(self.PlayerPhysplug())\r
 641             return;\r
 642 \r
 643         self.race_movetime_frac += frametime;\r
 644         f = floor(self.race_movetime_frac);\r
 645         self.race_movetime_frac -= f;\r
 646         self.race_movetime_count += f;\r
 647         self.race_movetime = self.race_movetime_frac + self.race_movetime_count;\r
 648 \r
 649         anticheat_physics();\r
 650 \r
 651         buttons = self.BUTTON_ATCK + 2 * self.BUTTON_JUMP + 4 * self.BUTTON_ATCK2 + 8 * self.BUTTON_ZOOM + 16 * self.BUTTON_CROUCH + 32 * self.BUTTON_JETPACK + 64 * self.BUTTON_USE + 128 * (self.movement_x < 0) + 256 * (self.movement_x > 0) + 512 * (self.movement_y < 0) + 1024 * (self.movement_y > 0);\r
 652 \r
 653         if(!buttons)\r
 654                 c = "x";\r
 655         else if(buttons == 1)\r
 656                 c = "1";\r
 657         else if(buttons == 2)\r
 658                 c = " ";\r
 659         else if(buttons == 128)\r
 660                 c = "s";\r
 661         else if(buttons == 256)\r
 662                 c = "w";\r
 663         else if(buttons == 512)\r
 664                 c = "a";\r
 665         else if(buttons == 1024)\r
 666                 c = "d";\r
 667         else\r
 668                 c = "?";\r
 669 \r
 670         if(c == substring(specialcommand, self.specialcommand_pos, 1))\r
 671         {\r
 672                 self.specialcommand_pos += 1;\r
 673                 if(self.specialcommand_pos >= strlen(specialcommand))\r
 674                 {\r
 675                         self.specialcommand_pos = 0;\r
 676                         SpecialCommand();\r
 677                         return;\r
 678                 }\r
 679         }\r
 680         else if(self.specialcommand_pos && (c != substring(specialcommand, self.specialcommand_pos - 1, 1)))\r
 681                 self.specialcommand_pos = 0;\r
 682 \r
 683         if(!sv_maxidle_spectatorsareidle || self.movetype == MOVETYPE_WALK)\r
 684         {\r
 685                 if(buttons != self.buttons_old || self.movement != self.movement_old || self.v_angle != self.v_angle_old)\r
 686                         self.parm_idlesince = time;\r
 687         }\r
 688         buttons_prev = self.buttons_old;\r
 689         self.buttons_old = buttons;\r
 690         self.movement_old = self.movement;\r
 691         self.v_angle_old = self.v_angle;\r
 692 \r
 693         if(time < self.nickspamtime)\r
 694         if(self.nickspamcount >= cvar("g_nick_flood_penalty_yellow"))\r
 695         {\r
 696                 // slight annoyance for nick change scripts\r
 697                 self.movement = -1 * self.movement;\r
 698                 self.BUTTON_ATCK = self.BUTTON_JUMP = self.BUTTON_ATCK2 = self.BUTTON_ZOOM = self.BUTTON_CROUCH = self.BUTTON_JETPACK = self.BUTTON_USE = 0;\r
 699 \r
 700                 if(self.nickspamcount >= cvar("g_nick_flood_penalty_red")) // if you are persistent and the slight annoyance above does not stop you, I'll show you!\r
 701                 {\r
 702                         self.angles_x = random() * 360;\r
 703                         self.angles_y = random() * 360;\r
 704                         // at least I'm not forcing retardedview by also assigning to angles_z\r
 705                         self.fixangle = 1;\r
 706                 }\r
 707         }\r
 708 \r
 709         if (self.punchangle != '0 0 0')\r
 710         {\r
 711                 f = vlen(self.punchangle) - 15 * frametime;\r
 712                 if (f > 0)\r
 713                         self.punchangle = normalize(self.punchangle) * f;\r
 714                 else\r
 715                         self.punchangle = '0 0 0';\r
 716         }\r
 717 \r
 718         if (self.punchvector != '0 0 0')\r
 719         {\r
 720                 f = vlen(self.punchvector) - 30 * frametime;\r
 721                 if (f > 0)\r
 722                         self.punchvector = normalize(self.punchvector) * f;\r
 723                 else\r
 724                         self.punchvector = '0 0 0';\r
 725         }\r
 726 \r
 727         if (clienttype(self) == CLIENTTYPE_BOT)\r
 728         {\r
 729                 if(playerdemo_read())\r
 730                         return;\r
 731                 bot_think();\r
 732         }\r
 733 \r
 734         self.items &~= IT_USING_JETPACK;\r
 735 \r
 736         if(self.classname == "player")\r
 737         {\r
 738                 if(self.race_penalty)\r
 739                         if(time > self.race_penalty)\r
 740                                 self.race_penalty = 0;\r
 741 \r
 742                 not_allowed_to_move = 0;\r
 743                 if(self.race_penalty)\r
 744                         not_allowed_to_move = 1;\r
 745                 if(!cvar("sv_ready_restart_after_countdown"))\r
 746                 if(time < game_starttime)\r
 747                         not_allowed_to_move = 1;\r
 748 \r
 749                 if(not_allowed_to_move)\r
 750                 {\r
 751                         self.velocity = '0 0 0';\r
 752                         self.movetype = MOVETYPE_NONE;\r
 753                         self.disableclientprediction = 2;\r
 754                 }\r
 755                 else if(self.disableclientprediction == 2)\r
 756                 {\r
 757                         if(self.movetype == MOVETYPE_NONE)\r
 758                                 self.movetype = MOVETYPE_WALK;\r
 759                         self.disableclientprediction = 0;\r
 760                 }\r
 761         }\r
 762 \r
 763         if(self.predator.classname == "player" || self.fakepredator.classname == "player")\r
 764                 return;\r
 765 \r
 766         if (self.movetype == MOVETYPE_NONE)\r
 767                 return;\r
 768 \r
 769         maxspd_mod = 1;\r
 770 \r
 771         swampspd_mod = 1;\r
 772         if(self.in_swamp) {\r
 773                 swampspd_mod = self.swamp_slowdown; //cvar("g_balance_swamp_moverate");\r
 774         }\r
 775 \r
 776         if(self.classname != "player")\r
 777         {\r
 778                 maxspd_mod = cvar("sv_spectator_speed_multiplier");\r
 779                 if(!self.spectatorspeed)\r
 780                         self.spectatorspeed = maxspd_mod;\r
 781                 if(self.impulse && self.impulse <= 19)\r
 782                 {\r
 783                         if(self.lastclassname != "player")\r
 784                         {\r
 785                                 if(self.impulse == 10 || self.impulse == 15 || self.impulse == 18)\r
 786                                         self.spectatorspeed = bound(1, self.spectatorspeed + 0.5, 5);\r
 787                                 else if(self.impulse == 11)\r
 788                                         self.spectatorspeed = maxspd_mod;\r
 789                                 else if(self.impulse == 12 || self.impulse == 16  || self.impulse == 19)\r
 790                                         self.spectatorspeed = bound(1, self.spectatorspeed - 0.5, 5);\r
 791                                 else if(self.impulse >= 1 && self.impulse <= 9)\r
 792                                         self.spectatorspeed = 1 + 0.5 * (self.impulse - 1);\r
 793                         } // otherwise just clear\r
 794                         self.impulse = 0;\r
 795                 }\r
 796                 maxspd_mod = self.spectatorspeed;\r
 797         }\r
 798 \r
 799         spd = max(sv_maxspeed, sv_maxairspeed) * maxspd_mod * swampspd_mod;\r
 800         if(self.speed != spd)\r
 801         {\r
 802                 self.speed = spd;\r
 803                 temps = ftos(spd);\r
 804                 stuffcmd(self, strcat("cl_forwardspeed ", temps, "\n"));\r
 805                 stuffcmd(self, strcat("cl_backspeed ", temps, "\n"));\r
 806                 stuffcmd(self, strcat("cl_sidespeed ", temps, "\n"));\r
 807                 stuffcmd(self, strcat("cl_upspeed ", temps, "\n"));\r
 808         }\r
 809 \r
 810         maxspd_mod *= swampspd_mod; // only one common speed modder please!\r
 811         if(cvar("g_balance_vore_weight_gravity") > 0)\r
 812                 maxspd_mod *= 1 - bound(0, self.stomach_load * cvar("g_balance_vore_weight_speed"), 1); // apply stomach weight\r
 813         swampspd_mod = 1;\r
 814 \r
 815         // if dead, behave differently\r
 816         if (self.deadflag)\r
 817                 goto end;\r
 818 \r
 819         if (!self.fixangle && !g_bugrigs)\r
 820         {\r
 821                 self.angles_x = 0;\r
 822                 self.angles_y = self.v_angle_y;\r
 823                 self.angles_z = 0;\r
 824         }\r
 825 \r
 826         if(self.flags & FL_ONGROUND)\r
 827         if(self.wasFlying)\r
 828         {\r
 829                 self.wasFlying = 0;\r
 830 \r
 831                 if(self.waterlevel < WATERLEVEL_SWIMMING)\r
 832                 if(time >= self.ladder_time)\r
 833                 if not(self.grabber)\r
 834                 {\r
 835                         self.nextstep = time + 0.3 + random() * 0.1;\r
 836                         trace_dphitq3surfaceflags = 0;\r
 837                         tracebox(self.origin, self.mins, self.maxs, self.origin - '0 0 1', MOVE_NOMONSTERS, self);\r
 838                         if not(trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOSTEPS)\r
 839                         {\r
 840                                 if(trace_dphitq3surfaceflags & Q3SURFACEFLAG_METALSTEPS)\r
 841                                         GlobalSound(globalsound_metalfall, CHAN_PLAYER, VOICETYPE_PLAYERSOUND);\r
 842                                 else\r
 843                                         GlobalSound(globalsound_fall, CHAN_PLAYER, VOICETYPE_PLAYERSOUND);\r
 844                         }\r
 845                 }\r
 846         }\r
 847 \r
 848         if(IsFlying(self))\r
 849                 self.wasFlying = 1;\r
 850 \r
 851         if(self.classname == "player")\r
 852         {\r
 853                 if(self.flags & FL_ONGROUND)\r
 854                 {\r
 855                         if (cvar("g_multijump") > 0)\r
 856                                 self.multijump_count = 0;\r
 857                         else\r
 858                                 self.multijump_count = -2; // the cvar value for infinite jumps is -1, so this needs to be smaller\r
 859                 }\r
 860 \r
 861                 if (self.BUTTON_JUMP)\r
 862                         PlayerJump ();\r
 863                 else\r
 864                         self.flags |= FL_JUMPRELEASED;\r
 865 \r
 866                 if (self.waterlevel == WATERLEVEL_SWIMMING)\r
 867                         CheckWaterJump ();\r
 868         }\r
 869 \r
 870         if (self.flags & FL_WATERJUMP )\r
 871         {\r
 872                 self.velocity_x = self.movedir_x;\r
 873                 self.velocity_y = self.movedir_y;\r
 874                 if (time > self.teleport_time || self.waterlevel == WATERLEVEL_NONE)\r
 875                 {\r
 876                         self.flags &~= FL_WATERJUMP;\r
 877                         self.teleport_time = 0;\r
 878                 }\r
 879         }\r
 880         else if (g_bugrigs && self.classname == "player")\r
 881         {\r
 882                 RaceCarPhysics();\r
 883         }\r
 884         else if (self.movetype == MOVETYPE_NOCLIP || self.movetype == MOVETYPE_FLY)\r
 885         {\r
 886                 // noclipping or flying\r
 887                 self.flags &~= FL_ONGROUND;\r
 888 \r
 889                 self.velocity = self.velocity * (1 - frametime * sv_friction);\r
 890                 makevectors(self.v_angle);\r
 891                 //wishvel = v_forward * self.movement_x + v_right * self.movement_y + v_up * self.movement_z;\r
 892                 wishvel = v_forward * self.movement_x + v_right * self.movement_y + '0 0 1' * self.movement_z;\r
 893                 // acceleration\r
 894                 wishdir = normalize(wishvel);\r
 895                 wishspeed = vlen(wishvel);\r
 896                 if (wishspeed > sv_maxspeed*maxspd_mod)\r
 897                         wishspeed = sv_maxspeed*maxspd_mod;\r
 898                 if (time >= self.teleport_time)\r
 899                         PM_Accelerate(wishdir, wishspeed, wishspeed, sv_accelerate*maxspd_mod, 1, 0);\r
 900         }\r
 901         else if (self.waterlevel >= WATERLEVEL_SWIMMING)\r
 902         {\r
 903                 // swimming\r
 904                 self.flags &~= FL_ONGROUND;\r
 905 \r
 906                 makevectors(self.v_angle);\r
 907                 //wishvel = v_forward * self.movement_x + v_right * self.movement_y + v_up * self.movement_z;\r
 908                 wishvel = v_forward * self.movement_x + v_right * self.movement_y + '0 0 1' * self.movement_z;\r
 909                 if (wishvel == '0 0 0')\r
 910                         wishvel = '0 0 -60'; // drift towards bottom\r
 911 \r
 912                 wishdir = normalize(wishvel);\r
 913                 wishspeed = vlen(wishvel);\r
 914                 if (wishspeed > sv_maxspeed*maxspd_mod)\r
 915                         wishspeed = sv_maxspeed*maxspd_mod;\r
 916                 wishspeed = wishspeed * 0.7;\r
 917 \r
 918                 // water friction\r
 919                 self.velocity = self.velocity * (1 - frametime * sv_friction);\r
 920 \r
 921                 // water acceleration\r
 922                 PM_Accelerate(wishdir, wishspeed, wishspeed, sv_accelerate*maxspd_mod, 1, 0);\r
 923         }\r
 924         else if (time < self.ladder_time)\r
 925         {\r
 926                 // on a spawnfunc_func_ladder or swimming in spawnfunc_func_water\r
 927                 self.flags &~= FL_ONGROUND;\r
 928 \r
 929                 self.velocity = self.velocity * (1 - frametime * sv_friction);\r
 930                 makevectors(self.v_angle);\r
 931                 //wishvel = v_forward * self.movement_x + v_right * self.movement_y + v_up * self.movement_z;\r
 932                 wishvel = v_forward * self.movement_x + v_right * self.movement_y + '0 0 1' * self.movement_z;\r
 933                 if (self.gravity)\r
 934                         self.velocity_z = self.velocity_z + self.gravity * sv_gravity * frametime;\r
 935                 else\r
 936                         self.velocity_z = self.velocity_z + sv_gravity * frametime;\r
 937                 if (self.ladder_entity.classname == "func_water")\r
 938                 {\r
 939                         f = vlen(wishvel);\r
 940                         if (f > self.ladder_entity.speed)\r
 941                                 wishvel = wishvel * (self.ladder_entity.speed / f);\r
 942 \r
 943                         self.watertype = self.ladder_entity.skin;\r
 944                         f = self.ladder_entity.origin_z + self.ladder_entity.maxs_z;\r
 945                         if ((self.origin_z + self.view_ofs_z) < f)\r
 946                                 self.waterlevel = WATERLEVEL_SUBMERGED;\r
 947                         else if ((self.origin_z + (self.mins_z + self.maxs_z) * 0.5) < f)\r
 948                                 self.waterlevel = WATERLEVEL_SWIMMING;\r
 949                         else if ((self.origin_z + self.mins_z + 1) < f)\r
 950                                 self.waterlevel = WATERLEVEL_WETFEET;\r
 951                         else\r
 952                         {\r
 953                                 self.waterlevel = WATERLEVEL_NONE;\r
 954                                 self.watertype = CONTENT_EMPTY;\r
 955                         }\r
 956                 }\r
 957                 // acceleration\r
 958                 wishdir = normalize(wishvel);\r
 959                 wishspeed = vlen(wishvel);\r
 960                 if (wishspeed > sv_maxspeed*maxspd_mod)\r
 961                         wishspeed = sv_maxspeed*maxspd_mod;\r
 962                 if (time >= self.teleport_time)\r
 963                 {\r
 964                         // water acceleration\r
 965                         PM_Accelerate(wishdir, wishspeed, wishspeed, sv_accelerate*maxspd_mod, 1, 0);\r
 966                 }\r
 967         }\r
 968         else if ((self.items & IT_JETPACK) && self.BUTTON_JETPACK && (!cvar("g_jetpack_fuel") || self.ammo_fuel >= 0.01 || self.items & IT_UNLIMITED_WEAPON_AMMO) && self.predator.classname != "player")\r
 969         {\r
 970                 //makevectors(self.v_angle_y * '0 1 0');\r
 971                 makevectors(self.v_angle);\r
 972                 wishvel = v_forward * self.movement_x + v_right * self.movement_y;\r
 973                 // add remaining speed as Z component\r
 974                 maxairspd = sv_maxairspeed*max(1, maxspd_mod);\r
 975                 // fix speedhacks :P\r
 976                 wishvel = normalize(wishvel) * min(vlen(wishvel) / maxairspd, 1);\r
 977                 // add the unused velocity as up component\r
 978                 wishvel_z = 0;\r
 979 \r
 980                 // if(self.BUTTON_JUMP)\r
 981                         wishvel_z = sqrt(max(0, 1 - wishvel * wishvel));\r
 982 \r
 983                 // it is now normalized, so...\r
 984                 float a_side, a_up, a_add, a_diff;\r
 985                 a_side = cvar("g_jetpack_acceleration_side");\r
 986                 a_up = cvar("g_jetpack_acceleration_up");\r
 987                 a_add = cvar("g_jetpack_antigravity") * sv_gravity;\r
 988 \r
 989                 wishvel_x *= a_side;\r
 990                 wishvel_y *= a_side;\r
 991                 wishvel_z *= a_up;\r
 992                 wishvel_z += a_add;\r
 993 \r
 994                 float best;\r
 995                 best = 0;\r
 996                 //////////////////////////////////////////////////////////////////////////////////////\r
 997                 // finding the maximum over all vectors of above form\r
 998                 // with wishvel having an absolute value of 1\r
 999                 //////////////////////////////////////////////////////////////////////////////////////\r
1000                 // we're finding the maximum over\r
1001                 //   f(a_side, a_up, a_add, z) := a_side * (1 - z^2) + (a_add + a_up * z)^2;\r
1002                 // for z in the range from -1 to 1\r
1003                 //////////////////////////////////////////////////////////////////////////////////////\r
1004                 // maximum is EITHER attained at the single extreme point:\r
1005                 a_diff = a_side * a_side - a_up * a_up;\r
1006                 if(a_diff != 0)\r
1007                 {\r
1008                         f = a_add * a_up / a_diff; // this is the zero of diff(f(a_side, a_up, a_add, z), z)\r
1009                         if(f > -1 && f < 1) // can it be attained?\r
1010                         {\r
1011                                 best = (a_diff + a_add * a_add) * (a_diff + a_up * a_up) / a_diff;\r
1012                                 //print("middle\n");\r
1013                         }\r
1014                 }\r
1015                 // OR attained at z = 1:\r
1016                 f = (a_up + a_add) * (a_up + a_add);\r
1017                 if(f > best)\r
1018                 {\r
1019                         best = f;\r
1020                         //print("top\n");\r
1021                 }\r
1022                 // OR attained at z = -1:\r
1023                 f = (a_up - a_add) * (a_up - a_add);\r
1024                 if(f > best)\r
1025                 {\r
1026                         best = f;\r
1027                         //print("bottom\n");\r
1028                 }\r
1029                 best = sqrt(best);\r
1030                 //////////////////////////////////////////////////////////////////////////////////////\r
1031 \r
1032                 //print("best possible acceleration: ", ftos(best), "\n");\r
1033 \r
1034                 float fxy, fz;\r
1035                 fxy = bound(0, 1 - (self.velocity * normalize(wishvel_x * '1 0 0' + wishvel_y * '0 1 0')) / cvar("g_jetpack_maxspeed_side"), 1);\r
1036                 if(wishvel_z - sv_gravity > 0)\r
1037                         fz = bound(0, 1 - self.velocity_z / cvar("g_jetpack_maxspeed_up"), 1);\r
1038                 else\r
1039                         fz = bound(0, 1 + self.velocity_z / cvar("g_jetpack_maxspeed_up"), 1);\r
1040 \r
1041                 float fvel;\r
1042                 fvel = vlen(wishvel);\r
1043                 wishvel_x *= fxy;\r
1044                 wishvel_y *= fxy;\r
1045                 wishvel_z = (wishvel_z - sv_gravity) * fz + sv_gravity;\r
1046 \r
1047                 fvel = min(1, vlen(wishvel) / best);\r
1048                 if(cvar("g_jetpack_fuel") && !(self.items & IT_UNLIMITED_WEAPON_AMMO))\r
1049                         f = min(1, self.ammo_fuel / (cvar("g_jetpack_fuel") * frametime * fvel));\r
1050                 else\r
1051                         f = 1;\r
1052 \r
1053                 //print("this acceleration: ", ftos(vlen(wishvel) * f), "\n");\r
1054 \r
1055                 if (f > 0 && wishvel != '0 0 0')\r
1056                 {\r
1057                         self.velocity = self.velocity + wishvel * f * frametime;\r
1058                         if not(self.items & IT_UNLIMITED_WEAPON_AMMO)\r
1059                                 self.ammo_fuel -= cvar("g_jetpack_fuel") * frametime * fvel * f;\r
1060                         self.flags &~= FL_ONGROUND;\r
1061                         self.items |= IT_USING_JETPACK;\r
1062 \r
1063                         // jetpack also inhibits health regeneration, but only for 1 second\r
1064                         self.pauseregenhealth_finished = max(self.pauseregenhealth_finished, time + cvar("g_balance_pause_fuel_regen"));\r
1065                 }\r
1066         }\r
1067         else if (self.flags & FL_ONGROUND)\r
1068         {\r
1069                 // we get here if we ran out of ammo\r
1070                 if((self.items & IT_JETPACK) && self.BUTTON_JETPACK && !(buttons_prev & 32) && self.predator.classname != "player")\r
1071                         sprint(self, "You don't have any fuel for the ^2Jetpack\n");\r
1072 \r
1073                 // walking\r
1074                 makevectors(self.v_angle_y * '0 1 0');\r
1075                 wishvel = v_forward * self.movement_x + v_right * self.movement_y;\r
1076 \r
1077                 if(!(self.lastflags & FL_ONGROUND))\r
1078                 {\r
1079                         if(cvar("speedmeter"))\r
1080                                 dprint(strcat("landing velocity: ", vtos(self.velocity), " (abs: ", ftos(vlen(self.velocity)), ")\n"));\r
1081                         if(self.lastground < time - 0.3)\r
1082                                 self.velocity = self.velocity * (1 - cvar("sv_friction_on_land"));\r
1083                         if(self.jumppadcount > 1)\r
1084                                 dprint(strcat(ftos(self.jumppadcount), "x jumppad combo\n"));\r
1085                         self.jumppadcount = 0;\r
1086                 }\r
1087 \r
1088 #ifdef LETS_TEST_FTEQCC\r
1089                 if(self.velocity_x || self.velocity_y)\r
1090                 {\r
1091                         // good\r
1092                 }\r
1093                 else\r
1094                 {\r
1095                         if(self.velocity_x)\r
1096                                 checkclient();\r
1097                         if(self.velocity_y)\r
1098                                 checkclient();\r
1099                 }\r
1100 #endif\r
1101 \r
1102                 v = self.velocity;\r
1103                 v_z = 0;\r
1104                 f = vlen(v);\r
1105                 if(f > 0)\r
1106                 {\r
1107                         if (f < sv_stopspeed)\r
1108                                 f = 1 - frametime * (sv_stopspeed / f) * sv_friction;\r
1109                         else\r
1110                                 f = 1 - frametime * sv_friction;\r
1111                         if (f > 0)\r
1112                                 self.velocity = self.velocity * f;\r
1113                         else\r
1114                                 self.velocity = '0 0 0';\r
1115                 }\r
1116 \r
1117                 // acceleration\r
1118                 wishdir = normalize(wishvel);\r
1119                 wishspeed = vlen(wishvel);\r
1120                 if (wishspeed > sv_maxspeed*maxspd_mod)\r
1121                         wishspeed = sv_maxspeed*maxspd_mod;\r
1122                 if (self.crouch)\r
1123                         wishspeed = wishspeed * 0.5;\r
1124                 if (time >= self.teleport_time)\r
1125                         PM_Accelerate(wishdir, wishspeed, wishspeed, sv_accelerate*maxspd_mod, 1, 0);\r
1126         }\r
1127         else\r
1128         {\r
1129                 float wishspeed0;\r
1130                 // we get here if we ran out of ammo\r
1131                 if((self.items & IT_JETPACK) && self.BUTTON_JETPACK && !(buttons_prev & 32) && self.predator.classname != "player")\r
1132                         sprint(self, "You don't have any fuel for the ^2Jetpack\n");\r
1133 \r
1134                 if(maxspd_mod < 1)\r
1135                 {\r
1136                         maxairspd = sv_maxairspeed*maxspd_mod;\r
1137                         airaccel = sv_airaccelerate*maxspd_mod;\r
1138                 }\r
1139                 else\r
1140                 {\r
1141                         maxairspd = sv_maxairspeed;\r
1142                         airaccel = sv_airaccelerate;\r
1143                 }\r
1144                 // airborn\r
1145                 makevectors(self.v_angle_y * '0 1 0');\r
1146                 wishvel = v_forward * self.movement_x + v_right * self.movement_y;\r
1147                 // acceleration\r
1148                 wishdir = normalize(wishvel);\r
1149                 wishspeed = wishspeed0 = vlen(wishvel);\r
1150                 if (wishspeed0 > sv_maxspeed*maxspd_mod)\r
1151                         wishspeed0 = sv_maxspeed*maxspd_mod;\r
1152                 if (wishspeed > maxairspd)\r
1153                         wishspeed = maxairspd;\r
1154                 if (self.crouch)\r
1155                         wishspeed = wishspeed * 0.5;\r
1156                 if (time >= self.teleport_time)\r
1157                 {\r
1158                         float accelerating;\r
1159                         float wishspeed2;\r
1160                         float airaccelqw;\r
1161 \r
1162                         airaccelqw = sv_airaccel_qw;\r
1163                         accelerating = (self.velocity * wishdir > 0);\r
1164                         wishspeed2 = wishspeed;\r
1165 \r
1166                         // CPM\r
1167                         if(sv_airstopaccelerate)\r
1168                                 if(self.velocity * wishdir < 0)\r
1169                                         airaccel = sv_airstopaccelerate*maxspd_mod;\r
1170                         // this doesn't play well with analog input, but can't r\r
1171                         // fixed like the AirControl can. So, don't set the maxa\r
1172                         // cvars when you want to support analog input.\r
1173                         if(self.movement_x == 0 && self.movement_y != 0)\r
1174                         {\r
1175                                 if(sv_maxairstrafespeed)\r
1176                                 {\r
1177                                         wishspeed = min(wishspeed, sv_maxairstrafespeed*maxspd_mod);\r
1178                                         if(sv_maxairstrafespeed < sv_maxairspeed)\r
1179                                                 airaccelqw = 1;\r
1180                                 }\r
1181                                 if(sv_airstrafeaccelerate)\r
1182                                 {\r
1183                                         airaccel = sv_airstrafeaccelerate*maxspd_mod;\r
1184                                         if(sv_airstrafeaccelerate > sv_airaccelerate)\r
1185                                                 airaccelqw = 1;\r
1186                                 }\r
1187                         }\r
1188                         // !CPM\r
1189 \r
1190                         if(sv_warsowbunny_turnaccel && accelerating && self.movement_y == 0 && self.movement_x != 0)\r
1191                                 PM_AirAccelerate(wishdir, wishspeed);\r
1192                         else\r
1193                                 PM_Accelerate(wishdir, wishspeed, wishspeed0, airaccel, airaccelqw, sv_airaccel_sideways_friction / maxairspd);\r
1194 \r
1195                         if(sv_aircontrol)\r
1196                                 CPM_PM_Aircontrol(wishdir, wishspeed2);\r
1197                 }\r
1198         }\r
1199 \r
1200         if((g_cts || g_race) && self.classname != "observer") {\r
1201                 if(vlen(self.velocity - self.velocity_z * '0 0 1') > speedaward_speed) {\r
1202                         speedaward_speed = vlen(self.velocity - self.velocity_z * '0 0 1');\r
1203                         speedaward_holder = self.netname;\r
1204                         speedaward_lastupdate = time;\r
1205                 }\r
1206                 if(speedaward_speed > speedaward_lastsent && time - speedaward_lastupdate > 1) {\r
1207                         string rr;\r
1208                         if(g_cts)\r
1209                                 rr = CTS_RECORD;\r
1210                         else\r
1211                                 rr = RACE_RECORD;\r
1212                         race_send_speedaward(MSG_ALL);\r
1213                         speedaward_lastsent = speedaward_speed;\r
1214                         if (speedaward_speed > speedaward_alltimebest) {\r
1215                                 speedaward_alltimebest = speedaward_speed;\r
1216                                 speedaward_alltimebest_holder = speedaward_holder;\r
1217                                 db_put(ServerProgsDB, strcat(GetMapname(), rr, "speed/speed"), ftos(speedaward_alltimebest));\r
1218                                 db_put(ServerProgsDB, strcat(GetMapname(), rr, "speed/netname"), speedaward_alltimebest_holder);\r
1219                                 race_send_speedaward_alltimebest(MSG_ALL);\r
1220                         }\r
1221                 }\r
1222         }\r
1223 \r
1224         if(vlen(self.velocity) > cvar("g_deathspeed"))\r
1225                 Damage(self, world, world, 100000, DEATH_KILL, self.origin, '0 0 0');\r
1226 \r
1227 :end\r
1228         if(self.flags & FL_ONGROUND)\r
1229                 self.lastground = time;\r
1230 \r
1231         self.lastflags = self.flags;\r
1232         self.lastclassname = self.classname;\r
1233 };\r