1 #include "movetypes.qh"
6 #include "../common/stats.qh"
7 #include "../common/util.qh"
9 #include "../csqcmodellib/common.qh"
12 const int MOVEFLAG_GRAVITYUNAFFECTEDBYTICRATE = 4;
13 #define GRAVITY_UNAFFECTED_BY_TICRATE (getstati(STAT_MOVEFLAGS) & MOVEFLAG_GRAVITYUNAFFECTEDBYTICRATE)
15 .entity move_groundentity; // FIXME add move_groundnetworkentity?
16 .float move_suspendedinair;
17 .float move_didgravity;
19 void _Movetype_CheckVelocity() // SV_CheckVelocity
23 float _Movetype_CheckWater(entity ent) // SV_CheckWater
25 vector point = ent.move_origin;
26 point.z += (ent.mins.z + 1);
28 int nativecontents = pointcontents(point);
30 if(ent.move_watertype)
31 if(ent.move_watertype != nativecontents)
33 //print(sprintf("_Movetype_CheckWater(): Original: '%d', New: '%d'\n", ent.move_watertype, nativecontents));
34 if(ent.contentstransition)
35 ent.contentstransition(ent.move_watertype, nativecontents);
38 ent.move_waterlevel = 0;
39 ent.move_watertype = CONTENT_EMPTY;
41 int supercontents = Mod_Q1BSP_SuperContentsFromNativeContents(nativecontents);
42 if(supercontents & DPCONTENTS_LIQUIDSMASK)
44 ent.move_watertype = nativecontents;
45 ent.move_waterlevel = 1;
46 point.y = (ent.origin.y + ((ent.mins.z + ent.maxs.y) * 0.5));
47 if(Mod_Q1BSP_SuperContentsFromNativeContents(pointcontents(point)) & DPCONTENTS_LIQUIDSMASK)
49 ent.move_waterlevel = 2;
50 point.y = ent.origin.y + ent.view_ofs.y;
51 if(Mod_Q1BSP_SuperContentsFromNativeContents(pointcontents(point)) & DPCONTENTS_LIQUIDSMASK)
52 ent.move_waterlevel = 3;
56 return (ent.move_waterlevel > 1);
59 void _Movetype_CheckWaterTransition(entity ent) // SV_CheckWaterTransition
61 float contents = pointcontents(ent.move_origin);
63 if(!ent.move_watertype)
66 if(!autocvar_cl_gameplayfix_fixedcheckwatertransition)
68 ent.move_watertype = contents;
69 ent.move_waterlevel = 1;
73 else if(ent.move_watertype != contents)
75 //print(sprintf("_Movetype_CheckWaterTransition(): Origin: %s, Direct: '%d', Original: '%d', New: '%d'\n", vtos(ent.move_origin), pointcontents(ent.move_origin), ent.move_watertype, contents));
76 if(ent.contentstransition)
77 ent.contentstransition(ent.move_watertype, contents);
80 if(contents <= CONTENT_WATER)
82 ent.move_watertype = contents;
83 ent.move_waterlevel = 1;
87 ent.move_watertype = CONTENT_EMPTY;
88 ent.move_waterlevel = (autocvar_cl_gameplayfix_fixedcheckwatertransition ? 0 : contents);
92 void _Movetype_Impact(entity oth) // SV_Impact
94 entity oldother, oldself;
120 void _Movetype_LinkEdict_TouchAreaGrid() // SV_LinkEdict_TouchAreaGrid
122 entity e, oldself, oldother;
127 for(e = findradius(0.5 * (self.absmin + self.absmax), 0.5 * vlen(self.absmax - self.absmin)); e; e = e.chain)
130 if(boxesoverlap(e.absmin, e.absmax, oldself.absmin, oldself.absmax))
135 trace_allsolid = false;
136 trace_startsolid = false;
138 trace_inwater = false;
140 trace_endpos = e.origin;
141 trace_plane_normal = '0 0 1';
142 trace_plane_dist = 0;
153 void _Movetype_LinkEdict(float touch_triggers) // SV_LinkEdict
156 if(self.solid == SOLID_BSP)
158 // TODO set the absolute bbox
167 mi = mi + self.origin;
168 ma = ma + self.origin;
170 if(self.move_flags & FL_ITEM)
193 _Movetype_LinkEdict_TouchAreaGrid();
196 float _Movetype_TestEntityPosition(vector ofs) // SV_TestEntityPosition
199 org = self.move_origin + ofs;
201 int cont = self.dphitcontentsmask;
202 self.dphitcontentsmask = DPCONTENTS_SOLID;
203 tracebox(self.move_origin, self.mins, self.maxs, self.move_origin, MOVE_NOMONSTERS, self);
204 self.dphitcontentsmask = cont;
209 if(vlen(trace_endpos - self.move_origin) > 0.0001)
210 self.move_origin = trace_endpos;
214 float _Movetype_UnstickEntity() // SV_UnstickEntity
216 if(!_Movetype_TestEntityPosition('0 0 0'))
218 if(!_Movetype_TestEntityPosition('-1 0 0')) goto success;
219 if(!_Movetype_TestEntityPosition('1 0 0')) goto success;
220 if(!_Movetype_TestEntityPosition('0 -1 0')) goto success;
221 if(!_Movetype_TestEntityPosition('0 1 0')) goto success;
222 if(!_Movetype_TestEntityPosition('-1 -1 0')) goto success;
223 if(!_Movetype_TestEntityPosition('1 -1 0')) goto success;
224 if(!_Movetype_TestEntityPosition('-1 1 0')) goto success;
225 if(!_Movetype_TestEntityPosition('1 1 0')) goto success;
227 for(i = 1; i <= 17; ++i)
229 if(!_Movetype_TestEntityPosition('0 0 -1' * i)) goto success;
230 if(!_Movetype_TestEntityPosition('0 0 1' * i)) goto success;
232 dprintf("Can't unstick an entity (edict: %d, classname: %s, origin: %s)\n", num_for_edict(self), self.classname, vtos(self.move_origin));
235 dprintf("Sucessfully unstuck an entity (edict: %d, classname: %s, origin: %s)\n", num_for_edict(self), self.classname, vtos(self.move_origin));
236 _Movetype_LinkEdict(true);
240 vector _Movetype_ClipVelocity(vector vel, vector norm, float f) // SV_ClipVelocity
242 vel = vel - ((vel * norm) * norm) * f;
244 if(vel.x > -0.1 && vel.x < 0.1) vel.x = 0;
245 if(vel.y > -0.1 && vel.y < 0.1) vel.y = 0;
246 if(vel.z > -0.1 && vel.z < 0.1) vel.z = 0;
251 void _Movetype_PushEntityTrace(vector push)
256 end = self.move_origin + push;
258 if(self.move_nomonsters)
259 type = max(0, self.move_nomonsters);
260 else if(self.move_movetype == MOVETYPE_FLYMISSILE)
262 else if(self.solid == SOLID_TRIGGER || self.solid == SOLID_NOT)
263 type = MOVE_NOMONSTERS;
267 tracebox(self.move_origin, self.mins, self.maxs, end, type, self);
270 float _Movetype_PushEntity(vector push, float failonstartsolid) // SV_PushEntity
272 _Movetype_PushEntityTrace(push);
274 if(trace_startsolid && failonstartsolid)
275 return trace_fraction;
277 self.move_origin = trace_endpos;
279 if(trace_fraction < 1)
280 if(self.solid >= SOLID_TRIGGER && (!(self.move_flags & FL_ONGROUND) || (self.move_groundentity != trace_ent)))
281 _Movetype_Impact(trace_ent);
283 return trace_fraction;
286 const float MAX_CLIP_PLANES = 5;
287 void _Movetype_Physics_Toss(float dt) // SV_Physics_Toss
289 if(self.move_flags & FL_ONGROUND)
291 if(self.move_velocity.z >= 1/32)
292 self.move_flags &= ~FL_ONGROUND;
293 else if(!self.move_groundentity)
295 else if(self.move_suspendedinair && wasfreed(self.move_groundentity))
297 self.move_groundentity = world;
302 self.move_suspendedinair = false;
304 _Movetype_CheckVelocity();
306 if(self.move_movetype == MOVETYPE_BOUNCE || self.move_movetype == MOVETYPE_TOSS)
308 self.move_didgravity = 1;
309 if(GRAVITY_UNAFFECTED_BY_TICRATE)
312 self.move_velocity_z -= 0.5 * dt * self.gravity * getstatf(STAT_MOVEVARS_GRAVITY);
314 self.move_velocity_z -= 0.5 * dt * getstatf(STAT_MOVEVARS_GRAVITY);
319 self.move_velocity_z -= dt * self.gravity * getstatf(STAT_MOVEVARS_GRAVITY);
321 self.move_velocity_z -= dt * getstatf(STAT_MOVEVARS_GRAVITY);
325 self.move_angles = self.move_angles + self.move_avelocity * dt;
327 float movetime, bump;
329 for(bump = 0; bump < MAX_CLIP_PLANES && movetime > 0; ++bump)
332 move = self.move_velocity * movetime;
333 _Movetype_PushEntity(move, true);
339 _Movetype_UnstickEntity();
340 _Movetype_PushEntity(move, false);
345 if(trace_fraction == 1)
348 movetime *= 1 - min(1, trace_fraction);
350 if(self.move_movetype == MOVETYPE_BOUNCEMISSILE)
352 self.move_velocity = _Movetype_ClipVelocity(self.move_velocity, trace_plane_normal, 2.0);
353 self.move_flags &= ~FL_ONGROUND;
355 else if(self.move_movetype == MOVETYPE_BOUNCE)
357 float d, bouncefac, bouncestop;
359 bouncefac = self.move_bounce_factor; if(!bouncefac) bouncefac = 0.5;
360 bouncestop = self.move_bounce_stopspeed; if(!bouncestop) bouncestop = 60 / 800;
362 bouncestop *= self.gravity * getstatf(STAT_MOVEVARS_GRAVITY);
364 bouncestop *= getstatf(STAT_MOVEVARS_GRAVITY);
366 self.move_velocity = _Movetype_ClipVelocity(self.move_velocity, trace_plane_normal, 1 + bouncefac);
368 d = trace_plane_normal * self.move_velocity;
369 if(trace_plane_normal.z > 0.7 && d < bouncestop && d > -bouncestop)
371 self.move_flags |= FL_ONGROUND;
372 self.move_groundentity = trace_ent;
373 self.move_velocity = '0 0 0';
374 self.move_avelocity = '0 0 0';
377 self.move_flags &= ~FL_ONGROUND;
381 self.move_velocity = _Movetype_ClipVelocity(self.move_velocity, trace_plane_normal, 1.0);
382 if(trace_plane_normal.z > 0.7)
384 self.move_flags |= FL_ONGROUND;
385 self.move_groundentity = trace_ent;
386 if(trace_ent.solid == SOLID_BSP)
387 self.move_suspendedinair = true;
388 self.move_velocity = '0 0 0';
389 self.move_avelocity = '0 0 0';
392 self.move_flags &= ~FL_ONGROUND;
395 // DP revision 8905 (just, WHY...)
396 if(self.move_movetype == MOVETYPE_BOUNCEMISSILE)
399 // DP revision 8918 (WHY...)
400 if(self.move_flags & FL_ONGROUND)
404 if(GRAVITY_UNAFFECTED_BY_TICRATE)
405 if(self.move_didgravity > 0)
406 if(!(self.move_flags & FL_ONGROUND))
409 self.move_velocity_z -= 0.5 * dt * self.gravity * getstatf(STAT_MOVEVARS_GRAVITY);
411 self.move_velocity_z -= 0.5 * dt * getstatf(STAT_MOVEVARS_GRAVITY);
414 _Movetype_CheckWaterTransition(self);
417 void _Movetype_Physics_Frame(float movedt)
419 self.move_didgravity = -1;
420 switch(self.move_movetype)
423 case MOVETYPE_FAKEPUSH:
424 error("SV_Physics_Pusher not implemented");
428 case MOVETYPE_FOLLOW:
429 error("SV_Physics_Follow not implemented");
431 case MOVETYPE_NOCLIP:
432 _Movetype_CheckWater(self);
433 self.move_origin = self.move_origin + ticrate * self.move_velocity;
434 self.move_angles = self.move_angles + ticrate * self.move_avelocity;
435 _Movetype_LinkEdict(false);
438 error("SV_Physics_Step not implemented");
441 error("SV_Physics_Walk not implemented");
444 case MOVETYPE_BOUNCE:
445 case MOVETYPE_BOUNCEMISSILE:
446 case MOVETYPE_FLYMISSILE:
448 _Movetype_Physics_Toss(movedt);
453 void Movetype_Physics_NoMatchServer() // optimized
457 movedt = time - self.move_time;
458 self.move_time = time;
460 _Movetype_Physics_Frame(movedt);
464 self.avelocity = self.move_avelocity;
465 self.velocity = self.move_velocity;
466 self.angles = self.move_angles;
467 setorigin(self, self.move_origin);
470 void Movetype_Physics_MatchServer(bool sloppy)
472 Movetype_Physics_MatchTicrate(ticrate, sloppy);
475 void Movetype_Physics_MatchTicrate(float tr, bool sloppy) // SV_Physics_Entity
477 float n, i, dt, movedt;
481 Movetype_Physics_NoMatchServer();
485 dt = time - self.move_time;
488 n = max(0, floor(dt / tr));
490 self.move_time += n * tr;
492 if(!self.move_didgravity)
493 self.move_didgravity = ((self.move_movetype == MOVETYPE_BOUNCE || self.move_movetype == MOVETYPE_TOSS) && !(self.move_flags & FL_ONGROUND));
495 for(i = 0; i < n; ++i)
497 _Movetype_Physics_Frame(movedt);
502 self.avelocity = self.move_avelocity;
504 if(dt > 0 && self.move_movetype != MOVETYPE_NONE && !(self.move_flags & FL_ONGROUND))
506 // now continue the move from move_time to time
507 self.velocity = self.move_velocity;
509 if(self.move_didgravity > 0)
511 if(GRAVITY_UNAFFECTED_BY_TICRATE)
514 self.velocity_z -= 0.5 * dt * self.gravity * getstatf(STAT_MOVEVARS_GRAVITY);
516 self.velocity_z -= 0.5 * dt * getstatf(STAT_MOVEVARS_GRAVITY);
521 self.velocity_z -= dt * self.gravity * getstatf(STAT_MOVEVARS_GRAVITY);
523 self.velocity_z -= dt * getstatf(STAT_MOVEVARS_GRAVITY);
527 self.angles = self.move_angles + dt * self.avelocity;
529 if(sloppy || self.movetype == MOVETYPE_NOCLIP)
531 setorigin(self, self.move_origin + dt * self.velocity);
535 _Movetype_PushEntityTrace(dt * self.velocity);
536 if(!trace_startsolid)
537 setorigin(self, trace_endpos);
540 if(self.move_didgravity > 0)
542 if(GRAVITY_UNAFFECTED_BY_TICRATE)
545 self.velocity_z -= 0.5 * dt * self.gravity * getstatf(STAT_MOVEVARS_GRAVITY);
547 self.velocity_z -= 0.5 * dt * getstatf(STAT_MOVEVARS_GRAVITY);
553 self.velocity = self.move_velocity;
554 self.angles = self.move_angles;
555 setorigin(self, self.move_origin);