2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 #include "prvm_cmds.h"
28 pushmove objects do not obey gravity, and do not interact with each other or trigger fields, but block normal movement and push normal objects when they move.
30 onground is set for toss objects when they come to a complete rest. it is set for steping or walking objects
32 doors, plats, etc are SOLID_BSP, and MOVETYPE_PUSH
33 bonus items are SOLID_TRIGGER touch, and MOVETYPE_TOSS
34 corpses are SOLID_NOT and MOVETYPE_TOSS
35 crates are SOLID_BBOX and MOVETYPE_TOSS
36 walking monsters are SOLID_SLIDEBOX and MOVETYPE_STEP
37 flying/floating monsters are SOLID_SLIDEBOX and MOVETYPE_FLY
39 solid_edge items only clip against bsp models.
43 #define MOVE_EPSILON 0.01
45 void SV_Physics_Toss (prvm_edict_t *ent);
47 int SV_GetPitchSign(prvm_prog_t *prog, prvm_edict_t *ent)
51 (model = SV_GetModelFromEdict(ent))
53 model->type == mod_alias
56 (((unsigned char)PRVM_serveredictfloat(ent, pflags)) & PFLAGS_FULLDYNAMIC)
58 ((gamemode == GAME_TENEBRAE) && ((unsigned int)PRVM_serveredictfloat(ent, effects) & (16 | 32)))
66 ===============================================================================
70 ===============================================================================
73 int SV_GenericHitSuperContentsMask(const prvm_edict_t *passedict)
75 prvm_prog_t *prog = SVVM_prog;
78 int dphitcontentsmask = (int)PRVM_serveredictfloat(passedict, dphitcontentsmask);
79 if (dphitcontentsmask)
80 return dphitcontentsmask;
81 else if (PRVM_serveredictfloat(passedict, solid) == SOLID_SLIDEBOX)
83 if ((int)PRVM_serveredictfloat(passedict, flags) & FL_MONSTER)
84 return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_MONSTERCLIP;
86 return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_PLAYERCLIP;
88 else if (PRVM_serveredictfloat(passedict, solid) == SOLID_CORPSE)
89 return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY;
90 else if (PRVM_serveredictfloat(passedict, solid) == SOLID_TRIGGER)
91 return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY;
93 return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_CORPSE;
96 return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_CORPSE;
104 trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
106 prvm_prog_t *prog = SVVM_prog;
107 int i, bodysupercontents;
110 prvm_edict_t *traceowner, *touch;
112 // temporary storage because prvm_vec_t may differ from vec_t
113 vec3_t touchmins, touchmaxs;
114 // bounding box of entire move area
115 vec3_t clipboxmins, clipboxmaxs;
116 // size when clipping against monsters
117 vec3_t clipmins2, clipmaxs2;
118 // start and end origin of move
122 // matrices to transform into/out of other entity's space
123 matrix4x4_t matrix, imatrix;
124 // model of other entity
126 // list of entities to test for collisions
128 static prvm_edict_t *touchedicts[MAX_EDICTS];
131 //return SV_TraceBox(start, vec3_origin, vec3_origin, end, type, passedict, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
133 VectorCopy(start, clipstart);
134 VectorClear(clipmins2);
135 VectorClear(clipmaxs2);
136 #if COLLISIONPARANOID >= 3
137 Con_Printf("move(%f %f %f)", clipstart[0], clipstart[1], clipstart[2]);
141 Collision_ClipPointToWorld(&cliptrace, sv.worldmodel, clipstart, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
142 cliptrace.worldstartsolid = cliptrace.bmodelstartsolid = cliptrace.startsolid;
143 if (cliptrace.startsolid || cliptrace.fraction < 1)
144 cliptrace.ent = prog->edicts;
145 if (type == MOVE_WORLDONLY)
148 if (type == MOVE_MISSILE)
150 // LadyHavoc: modified this, was = -15, now -= 15
151 for (i = 0;i < 3;i++)
158 // create the bounding box of the entire move
159 for (i = 0;i < 3;i++)
161 clipboxmins[i] = min(clipstart[i], cliptrace.endpos[i]) + clipmins2[i] - 1;
162 clipboxmaxs[i] = max(clipstart[i], cliptrace.endpos[i]) + clipmaxs2[i] + 1;
165 // debug override to test against everything
166 if (sv_debugmove.integer)
168 clipboxmins[0] = clipboxmins[1] = clipboxmins[2] = (vec_t)-999999999;
169 clipboxmaxs[0] = clipboxmaxs[1] = clipboxmaxs[2] = (vec_t)999999999;
172 // if the passedict is world, make it NULL (to avoid two checks each time)
173 if (passedict == prog->edicts)
175 // precalculate prog value for passedict for comparisons
176 passedictprog = PRVM_EDICT_TO_PROG(passedict);
177 // precalculate passedict's owner edict pointer for comparisons
178 traceowner = passedict ? PRVM_PROG_TO_EDICT(PRVM_serveredictedict(passedict, owner)) : 0;
180 clipgroup = passedict ? (int)PRVM_serveredictfloat(passedict, clipgroup) : 0;
183 // because this uses World_EntitiestoBox, we know all entity boxes overlap
184 // the clip region, so we can skip culling checks in the loop below
185 numtouchedicts = SV_EntitiesInBox(clipboxmins, clipboxmaxs, MAX_EDICTS, touchedicts);
186 if (numtouchedicts > MAX_EDICTS)
188 // this never happens
189 Con_Printf("SV_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
190 numtouchedicts = MAX_EDICTS;
192 for (i = 0;i < numtouchedicts;i++)
194 touch = touchedicts[i];
196 if (PRVM_serveredictfloat(touch, solid) < SOLID_BBOX)
198 if (type == MOVE_NOMONSTERS && PRVM_serveredictfloat(touch, solid) != SOLID_BSP)
203 // don't clip against self
204 if (passedict == touch)
206 // don't clip owned entities against owner
207 if (traceowner == touch)
209 // don't clip owner against owned entities
210 if (passedictprog == PRVM_serveredictedict(touch, owner))
212 // don't clip against any entities in the same clipgroup (DP_RM_CLIPGROUP)
213 if (clipgroup && clipgroup == (int)PRVM_serveredictfloat(touch, clipgroup))
215 // don't clip points against points (they can't collide)
216 if (VectorCompare(PRVM_serveredictvector(touch, mins), PRVM_serveredictvector(touch, maxs)) && (type != MOVE_MISSILE || !((int)PRVM_serveredictfloat(touch, flags) & FL_MONSTER)))
220 bodysupercontents = PRVM_serveredictfloat(touch, solid) == SOLID_CORPSE ? SUPERCONTENTS_CORPSE : SUPERCONTENTS_BODY;
222 // might interact, so do an exact clip
224 if ((int) PRVM_serveredictfloat(touch, solid) == SOLID_BSP || type == MOVE_HITMODEL)
226 model = SV_GetModelFromEdict(touch);
227 pitchsign = SV_GetPitchSign(prog, touch);
230 Matrix4x4_CreateFromQuakeEntity(&matrix, PRVM_serveredictvector(touch, origin)[0], PRVM_serveredictvector(touch, origin)[1], PRVM_serveredictvector(touch, origin)[2], pitchsign * PRVM_serveredictvector(touch, angles)[0], PRVM_serveredictvector(touch, angles)[1], PRVM_serveredictvector(touch, angles)[2], 1);
232 Matrix4x4_CreateTranslate(&matrix, PRVM_serveredictvector(touch, origin)[0], PRVM_serveredictvector(touch, origin)[1], PRVM_serveredictvector(touch, origin)[2]);
233 Matrix4x4_Invert_Simple(&imatrix, &matrix);
234 VM_GenerateFrameGroupBlend(prog, touch->priv.server->framegroupblend, touch);
235 VM_FrameBlendFromFrameGroupBlend(touch->priv.server->frameblend, touch->priv.server->framegroupblend, model, sv.time);
236 VM_UpdateEdictSkeleton(prog, touch, model, touch->priv.server->frameblend);
237 VectorCopy(PRVM_serveredictvector(touch, mins), touchmins);
238 VectorCopy(PRVM_serveredictvector(touch, maxs), touchmaxs);
239 if (type == MOVE_MISSILE && (int)PRVM_serveredictfloat(touch, flags) & FL_MONSTER)
240 Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipstart, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, 0.0f);
242 Collision_ClipPointToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
244 Collision_CombineTraces(&cliptrace, &trace, (void *)touch, PRVM_serveredictfloat(touch, solid) == SOLID_BSP);
256 trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask, float extend)
258 prvm_prog_t *prog = SVVM_prog;
259 int i, bodysupercontents;
262 prvm_edict_t *traceowner, *touch;
264 // temporary storage because prvm_vec_t may differ from vec_t
265 vec3_t touchmins, touchmaxs;
266 // bounding box of entire move area
267 vec3_t clipboxmins, clipboxmaxs;
268 // size when clipping against monsters
269 vec3_t clipmins2, clipmaxs2;
270 // start and end origin of move
271 vec3_t clipstart, clipend;
274 // matrices to transform into/out of other entity's space
275 matrix4x4_t matrix, imatrix;
276 // model of other entity
278 // list of entities to test for collisions
280 static prvm_edict_t *touchedicts[MAX_EDICTS];
282 if (VectorCompare(start, end))
283 return SV_TracePoint(start, type, passedict, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
285 //return SV_TraceBox(start, vec3_origin, vec3_origin, end, type, passedict, hitsupercontentsmask);
287 VectorCopy(start, clipstart);
288 VectorCopy(end, clipend);
289 VectorClear(clipmins2);
290 VectorClear(clipmaxs2);
291 #if COLLISIONPARANOID >= 3
292 Con_Printf("move(%f %f %f,%f %f %f)", clipstart[0], clipstart[1], clipstart[2], clipend[0], clipend[1], clipend[2]);
296 Collision_ClipLineToWorld(&cliptrace, sv.worldmodel, clipstart, clipend, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, extend, false);
297 cliptrace.worldstartsolid = cliptrace.bmodelstartsolid = cliptrace.startsolid;
298 if (cliptrace.startsolid || cliptrace.fraction < 1)
299 cliptrace.ent = prog->edicts;
300 if (type == MOVE_WORLDONLY)
303 if (type == MOVE_MISSILE)
305 // LadyHavoc: modified this, was = -15, now -= 15
306 for (i = 0;i < 3;i++)
313 // create the bounding box of the entire move
314 for (i = 0;i < 3;i++)
316 clipboxmins[i] = min(clipstart[i], cliptrace.endpos[i]) + clipmins2[i] - 1;
317 clipboxmaxs[i] = max(clipstart[i], cliptrace.endpos[i]) + clipmaxs2[i] + 1;
320 // debug override to test against everything
321 if (sv_debugmove.integer)
323 clipboxmins[0] = clipboxmins[1] = clipboxmins[2] = (vec_t)-999999999;
324 clipboxmaxs[0] = clipboxmaxs[1] = clipboxmaxs[2] = (vec_t)999999999;
327 // if the passedict is world, make it NULL (to avoid two checks each time)
328 if (passedict == prog->edicts)
330 // precalculate prog value for passedict for comparisons
331 passedictprog = PRVM_EDICT_TO_PROG(passedict);
332 // precalculate passedict's owner edict pointer for comparisons
333 traceowner = passedict ? PRVM_PROG_TO_EDICT(PRVM_serveredictedict(passedict, owner)) : 0;
335 clipgroup = passedict ? (int)PRVM_serveredictfloat(passedict, clipgroup) : 0;
338 // because this uses World_EntitiestoBox, we know all entity boxes overlap
339 // the clip region, so we can skip culling checks in the loop below
340 numtouchedicts = SV_EntitiesInBox(clipboxmins, clipboxmaxs, MAX_EDICTS, touchedicts);
341 if (numtouchedicts > MAX_EDICTS)
343 // this never happens
344 Con_Printf("SV_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
345 numtouchedicts = MAX_EDICTS;
347 for (i = 0;i < numtouchedicts;i++)
349 touch = touchedicts[i];
351 if (PRVM_serveredictfloat(touch, solid) < SOLID_BBOX)
353 if (type == MOVE_NOMONSTERS && PRVM_serveredictfloat(touch, solid) != SOLID_BSP)
358 // don't clip against self
359 if (passedict == touch)
361 // don't clip owned entities against owner
362 if (traceowner == touch)
364 // don't clip owner against owned entities
365 if (passedictprog == PRVM_serveredictedict(touch, owner))
367 // don't clip against any entities in the same clipgroup (DP_RM_CLIPGROUP)
368 if (clipgroup && clipgroup == (int)PRVM_serveredictfloat(touch, clipgroup))
370 // don't clip points against points (they can't collide)
371 if (VectorCompare(PRVM_serveredictvector(touch, mins), PRVM_serveredictvector(touch, maxs)) && (type != MOVE_MISSILE || !((int)PRVM_serveredictfloat(touch, flags) & FL_MONSTER)))
375 bodysupercontents = PRVM_serveredictfloat(touch, solid) == SOLID_CORPSE ? SUPERCONTENTS_CORPSE : SUPERCONTENTS_BODY;
377 // might interact, so do an exact clip
379 if ((int) PRVM_serveredictfloat(touch, solid) == SOLID_BSP || type == MOVE_HITMODEL)
381 model = SV_GetModelFromEdict(touch);
382 pitchsign = SV_GetPitchSign(prog, touch);
385 Matrix4x4_CreateFromQuakeEntity(&matrix, PRVM_serveredictvector(touch, origin)[0], PRVM_serveredictvector(touch, origin)[1], PRVM_serveredictvector(touch, origin)[2], pitchsign * PRVM_serveredictvector(touch, angles)[0], PRVM_serveredictvector(touch, angles)[1], PRVM_serveredictvector(touch, angles)[2], 1);
387 Matrix4x4_CreateTranslate(&matrix, PRVM_serveredictvector(touch, origin)[0], PRVM_serveredictvector(touch, origin)[1], PRVM_serveredictvector(touch, origin)[2]);
388 Matrix4x4_Invert_Simple(&imatrix, &matrix);
389 VM_GenerateFrameGroupBlend(prog, touch->priv.server->framegroupblend, touch);
390 VM_FrameBlendFromFrameGroupBlend(touch->priv.server->frameblend, touch->priv.server->framegroupblend, model, sv.time);
391 VM_UpdateEdictSkeleton(prog, touch, model, touch->priv.server->frameblend);
392 VectorCopy(PRVM_serveredictvector(touch, mins), touchmins);
393 VectorCopy(PRVM_serveredictvector(touch, maxs), touchmaxs);
394 if (type == MOVE_MISSILE && (int)PRVM_serveredictfloat(touch, flags) & FL_MONSTER)
395 Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipend, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, extend);
397 Collision_ClipLineToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipend, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, extend, false);
399 Collision_CombineTraces(&cliptrace, &trace, (void *)touch, PRVM_serveredictfloat(touch, solid) == SOLID_BSP);
411 #if COLLISIONPARANOID >= 1
412 trace_t SV_TraceBox_(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask, float extend)
414 trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask, float extend)
417 prvm_prog_t *prog = SVVM_prog;
418 vec3_t hullmins, hullmaxs;
419 int i, bodysupercontents;
423 prvm_edict_t *traceowner, *touch;
425 // temporary storage because prvm_vec_t may differ from vec_t
426 vec3_t touchmins, touchmaxs;
427 // bounding box of entire move area
428 vec3_t clipboxmins, clipboxmaxs;
429 // size of the moving object
430 vec3_t clipmins, clipmaxs;
431 // size when clipping against monsters
432 vec3_t clipmins2, clipmaxs2;
433 // start and end origin of move
434 vec3_t clipstart, clipend;
437 // matrices to transform into/out of other entity's space
438 matrix4x4_t matrix, imatrix;
439 // model of other entity
441 // list of entities to test for collisions
443 static prvm_edict_t *touchedicts[MAX_EDICTS];
445 if (VectorCompare(mins, maxs))
447 vec3_t shiftstart, shiftend;
448 VectorAdd(start, mins, shiftstart);
449 VectorAdd(end, mins, shiftend);
450 if (VectorCompare(start, end))
451 trace = SV_TracePoint(shiftstart, type, passedict, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
453 trace = SV_TraceLine(shiftstart, shiftend, type, passedict, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, extend);
454 VectorSubtract(trace.endpos, mins, trace.endpos);
458 VectorCopy(start, clipstart);
459 VectorCopy(end, clipend);
460 VectorCopy(mins, clipmins);
461 VectorCopy(maxs, clipmaxs);
462 VectorCopy(mins, clipmins2);
463 VectorCopy(maxs, clipmaxs2);
464 #if COLLISIONPARANOID >= 3
465 Con_Printf("move(%f %f %f,%f %f %f)", clipstart[0], clipstart[1], clipstart[2], clipend[0], clipend[1], clipend[2]);
469 Collision_ClipToWorld(&cliptrace, sv.worldmodel, clipstart, clipmins, clipmaxs, clipend, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, extend);
470 cliptrace.worldstartsolid = cliptrace.bmodelstartsolid = cliptrace.startsolid;
471 if (cliptrace.startsolid || cliptrace.fraction < 1)
472 cliptrace.ent = prog->edicts;
473 if (type == MOVE_WORLDONLY)
476 if (type == MOVE_MISSILE)
478 // LadyHavoc: modified this, was = -15, now -= 15
479 for (i = 0;i < 3;i++)
486 // get adjusted box for bmodel collisions if the world is q1bsp or hlbsp
487 if (sv.worldmodel && sv.worldmodel->brush.RoundUpToHullSize)
488 sv.worldmodel->brush.RoundUpToHullSize(sv.worldmodel, clipmins, clipmaxs, hullmins, hullmaxs);
491 VectorCopy(clipmins, hullmins);
492 VectorCopy(clipmaxs, hullmaxs);
495 // create the bounding box of the entire move
496 for (i = 0;i < 3;i++)
498 clipboxmins[i] = min(clipstart[i], cliptrace.endpos[i]) + min(hullmins[i], clipmins2[i]) - 1;
499 clipboxmaxs[i] = max(clipstart[i], cliptrace.endpos[i]) + max(hullmaxs[i], clipmaxs2[i]) + 1;
502 // debug override to test against everything
503 if (sv_debugmove.integer)
505 clipboxmins[0] = clipboxmins[1] = clipboxmins[2] = (vec_t)-999999999;
506 clipboxmaxs[0] = clipboxmaxs[1] = clipboxmaxs[2] = (vec_t)999999999;
509 // if the passedict is world, make it NULL (to avoid two checks each time)
510 if (passedict == prog->edicts)
512 // precalculate prog value for passedict for comparisons
513 passedictprog = PRVM_EDICT_TO_PROG(passedict);
514 // figure out whether this is a point trace for comparisons
515 pointtrace = VectorCompare(clipmins, clipmaxs);
516 // precalculate passedict's owner edict pointer for comparisons
517 traceowner = passedict ? PRVM_PROG_TO_EDICT(PRVM_serveredictedict(passedict, owner)) : 0;
519 clipgroup = passedict ? (int)PRVM_serveredictfloat(passedict, clipgroup) : 0;
522 // because this uses World_EntitiestoBox, we know all entity boxes overlap
523 // the clip region, so we can skip culling checks in the loop below
524 numtouchedicts = SV_EntitiesInBox(clipboxmins, clipboxmaxs, MAX_EDICTS, touchedicts);
525 if (numtouchedicts > MAX_EDICTS)
527 // this never happens
528 Con_Printf("SV_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
529 numtouchedicts = MAX_EDICTS;
531 for (i = 0;i < numtouchedicts;i++)
533 touch = touchedicts[i];
535 if (PRVM_serveredictfloat(touch, solid) < SOLID_BBOX)
537 if (type == MOVE_NOMONSTERS && PRVM_serveredictfloat(touch, solid) != SOLID_BSP)
542 // don't clip against self
543 if (passedict == touch)
545 // don't clip owned entities against owner
546 if (traceowner == touch)
548 // don't clip owner against owned entities
549 if (passedictprog == PRVM_serveredictedict(touch, owner))
551 // don't clip against any entities in the same clipgroup (DP_RM_CLIPGROUP)
552 if (clipgroup && clipgroup == (int)PRVM_serveredictfloat(touch, clipgroup))
554 // don't clip points against points (they can't collide)
555 if (pointtrace && VectorCompare(PRVM_serveredictvector(touch, mins), PRVM_serveredictvector(touch, maxs)) && (type != MOVE_MISSILE || !((int)PRVM_serveredictfloat(touch, flags) & FL_MONSTER)))
559 bodysupercontents = PRVM_serveredictfloat(touch, solid) == SOLID_CORPSE ? SUPERCONTENTS_CORPSE : SUPERCONTENTS_BODY;
561 // might interact, so do an exact clip
563 if ((int) PRVM_serveredictfloat(touch, solid) == SOLID_BSP || type == MOVE_HITMODEL)
565 model = SV_GetModelFromEdict(touch);
566 pitchsign = SV_GetPitchSign(prog, touch);
569 Matrix4x4_CreateFromQuakeEntity(&matrix, PRVM_serveredictvector(touch, origin)[0], PRVM_serveredictvector(touch, origin)[1], PRVM_serveredictvector(touch, origin)[2], pitchsign * PRVM_serveredictvector(touch, angles)[0], PRVM_serveredictvector(touch, angles)[1], PRVM_serveredictvector(touch, angles)[2], 1);
571 Matrix4x4_CreateTranslate(&matrix, PRVM_serveredictvector(touch, origin)[0], PRVM_serveredictvector(touch, origin)[1], PRVM_serveredictvector(touch, origin)[2]);
572 Matrix4x4_Invert_Simple(&imatrix, &matrix);
573 VM_GenerateFrameGroupBlend(prog, touch->priv.server->framegroupblend, touch);
574 VM_FrameBlendFromFrameGroupBlend(touch->priv.server->frameblend, touch->priv.server->framegroupblend, model, sv.time);
575 VM_UpdateEdictSkeleton(prog, touch, model, touch->priv.server->frameblend);
576 VectorCopy(PRVM_serveredictvector(touch, mins), touchmins);
577 VectorCopy(PRVM_serveredictvector(touch, maxs), touchmaxs);
578 if (type == MOVE_MISSILE && (int)PRVM_serveredictfloat(touch, flags) & FL_MONSTER)
579 Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipend, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, extend);
581 Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins, clipmaxs, clipend, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, extend);
583 Collision_CombineTraces(&cliptrace, &trace, (void *)touch, PRVM_serveredictfloat(touch, solid) == SOLID_BSP);
590 #if COLLISIONPARANOID >= 1
591 trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
593 prvm_prog_t *prog = SVVM_prog;
597 trace = SV_TraceBox_(start, mins, maxs, end, type, passedict, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
600 VectorCopy(trace.endpos, temp);
601 endstuck = SV_TraceBox_(temp, mins, maxs, temp, type, passedict, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask).startsolid;
602 #if COLLISIONPARANOID < 3
603 if (trace.startsolid || endstuck)
605 Con_Printf("%s{e%i:%f %f %f:%f %f %f:%f:%f %f %f%s%s}\n", (trace.startsolid || endstuck) ? "^3" : "", passedict ? (int)(passedict - prog->edicts) : -1, PRVM_serveredictvector(passedict, origin)[0], PRVM_serveredictvector(passedict, origin)[1], PRVM_serveredictvector(passedict, origin)[2], end[0] - PRVM_serveredictvector(passedict, origin)[0], end[1] - PRVM_serveredictvector(passedict, origin)[1], end[2] - PRVM_serveredictvector(passedict, origin)[2], trace.fraction, trace.endpos[0] - PRVM_serveredictvector(passedict, origin)[0], trace.endpos[1] - PRVM_serveredictvector(passedict, origin)[1], trace.endpos[2] - PRVM_serveredictvector(passedict, origin)[2], trace.startsolid ? " startstuck" : "", endstuck ? " endstuck" : "");
611 int SV_PointSuperContents(const vec3_t point)
613 prvm_prog_t *prog = SVVM_prog;
614 int supercontents = 0;
618 // matrices to transform into/out of other entity's space
619 matrix4x4_t matrix, imatrix;
620 // model of other entity
623 // list of entities to test for collisions
625 static prvm_edict_t *touchedicts[MAX_EDICTS];
627 // get world supercontents at this point
628 if (sv.worldmodel && sv.worldmodel->PointSuperContents)
629 supercontents = sv.worldmodel->PointSuperContents(sv.worldmodel, 0, point);
631 // if sv_gameplayfix_swiminbmodels is off we're done
632 if (!sv_gameplayfix_swiminbmodels.integer)
633 return supercontents;
635 // get list of entities at this point
636 numtouchedicts = SV_EntitiesInBox(point, point, MAX_EDICTS, touchedicts);
637 if (numtouchedicts > MAX_EDICTS)
639 // this never happens
640 Con_Printf("SV_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
641 numtouchedicts = MAX_EDICTS;
643 for (i = 0;i < numtouchedicts;i++)
645 touch = touchedicts[i];
647 // we only care about SOLID_BSP for pointcontents
648 if (PRVM_serveredictfloat(touch, solid) != SOLID_BSP)
651 // might interact, so do an exact clip
652 model = SV_GetModelFromEdict(touch);
653 if (!model || !model->PointSuperContents)
655 Matrix4x4_CreateFromQuakeEntity(&matrix, PRVM_serveredictvector(touch, origin)[0], PRVM_serveredictvector(touch, origin)[1], PRVM_serveredictvector(touch, origin)[2], PRVM_serveredictvector(touch, angles)[0], PRVM_serveredictvector(touch, angles)[1], PRVM_serveredictvector(touch, angles)[2], 1);
656 Matrix4x4_Invert_Simple(&imatrix, &matrix);
657 Matrix4x4_Transform(&imatrix, point, transformed);
658 frame = (int)PRVM_serveredictfloat(touch, frame);
659 supercontents |= model->PointSuperContents(model, bound(0, frame, (model->numframes - 1)), transformed);
662 return supercontents;
666 ===============================================================================
668 Linking entities into the world culling system
670 ===============================================================================
673 int SV_EntitiesInBox(const vec3_t mins, const vec3_t maxs, int maxedicts, prvm_edict_t **resultedicts)
675 prvm_prog_t *prog = SVVM_prog;
676 vec3_t paddedmins, paddedmaxs;
677 if (maxedicts < 1 || resultedicts == NULL)
679 // LadyHavoc: discovered this actually causes its own bugs (dm6 teleporters being too close to info_teleport_destination)
680 //VectorSet(paddedmins, mins[0] - 10, mins[1] - 10, mins[2] - 1);
681 //VectorSet(paddedmaxs, maxs[0] + 10, maxs[1] + 10, maxs[2] + 1);
682 VectorCopy(mins, paddedmins);
683 VectorCopy(maxs, paddedmaxs);
684 if (sv_areadebug.integer)
686 int numresultedicts = 0;
689 for (edictindex = 1;edictindex < prog->num_edicts;edictindex++)
691 ed = PRVM_EDICT_NUM(edictindex);
692 if (!ed->free && BoxesOverlap(PRVM_serveredictvector(ed, absmin), PRVM_serveredictvector(ed, absmax), paddedmins, paddedmaxs))
694 resultedicts[numresultedicts++] = ed;
695 if (numresultedicts == maxedicts)
699 return numresultedicts;
702 return World_EntitiesInBox(&sv.world, paddedmins, paddedmaxs, maxedicts, resultedicts);
705 void SV_LinkEdict_TouchAreaGrid_Call(prvm_edict_t *touch, prvm_edict_t *ent)
707 prvm_prog_t *prog = SVVM_prog;
708 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(touch);
709 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(ent);
710 PRVM_serverglobalfloat(time) = sv.time;
711 PRVM_serverglobalfloat(trace_allsolid) = false;
712 PRVM_serverglobalfloat(trace_startsolid) = false;
713 PRVM_serverglobalfloat(trace_fraction) = 1;
714 PRVM_serverglobalfloat(trace_inwater) = false;
715 PRVM_serverglobalfloat(trace_inopen) = true;
716 VectorCopy (PRVM_serveredictvector(touch, origin), PRVM_serverglobalvector(trace_endpos));
717 VectorSet (PRVM_serverglobalvector(trace_plane_normal), 0, 0, 1);
718 PRVM_serverglobalfloat(trace_plane_dist) = 0;
719 PRVM_serverglobaledict(trace_ent) = PRVM_EDICT_TO_PROG(ent);
720 PRVM_serverglobalfloat(trace_dpstartcontents) = 0;
721 PRVM_serverglobalfloat(trace_dphitcontents) = 0;
722 PRVM_serverglobalfloat(trace_dphitq3surfaceflags) = 0;
723 PRVM_serverglobalstring(trace_dphittexturename) = 0;
724 prog->ExecuteProgram(prog, PRVM_serveredictfunction(touch, touch), "QC function self.touch is missing");
727 void SV_LinkEdict_TouchAreaGrid(prvm_edict_t *ent)
729 prvm_prog_t *prog = SVVM_prog;
730 int i, numtouchedicts, old_self, old_other;
732 static prvm_edict_t *touchedicts[MAX_EDICTS];
734 if (ent == prog->edicts)
735 return; // don't add the world
740 if (PRVM_serveredictfloat(ent, solid) == SOLID_NOT)
743 // build a list of edicts to touch, because the link loop can be corrupted
744 // by IncreaseEdicts called during touch functions
745 numtouchedicts = SV_EntitiesInBox(ent->priv.server->areamins, ent->priv.server->areamaxs, MAX_EDICTS, touchedicts);
746 if (numtouchedicts > MAX_EDICTS)
748 // this never happens
749 Con_Printf("SV_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
750 numtouchedicts = MAX_EDICTS;
753 old_self = PRVM_serverglobaledict(self);
754 old_other = PRVM_serverglobaledict(other);
755 for (i = 0;i < numtouchedicts;i++)
757 touch = touchedicts[i];
758 if (touch != ent && (int)PRVM_serveredictfloat(touch, solid) == SOLID_TRIGGER && PRVM_serveredictfunction(touch, touch))
760 SV_LinkEdict_TouchAreaGrid_Call(touch, ent);
763 PRVM_serverglobaledict(self) = old_self;
764 PRVM_serverglobaledict(other) = old_other;
767 static void RotateBBox(const vec3_t mins, const vec3_t maxs, const vec3_t angles, vec3_t rotatedmins, vec3_t rotatedmaxs)
771 Matrix4x4_CreateFromQuakeEntity(&m, 0, 0, 0, angles[PITCH], angles[YAW], angles[ROLL], 1.0);
773 v[0] = mins[0]; v[1] = mins[1]; v[2] = mins[2]; Matrix4x4_Transform(&m, v, u);
774 VectorCopy(u, rotatedmins); VectorCopy(u, rotatedmaxs);
775 v[0] = maxs[0]; v[1] = mins[1]; v[2] = mins[2]; Matrix4x4_Transform(&m, v, u);
776 if(rotatedmins[0] > u[0]) { rotatedmins[0] = u[0]; } if(rotatedmins[1] > u[1]) { rotatedmins[1] = u[1]; } if(rotatedmins[2] > u[2]) { rotatedmins[2] = u[2]; }
777 if(rotatedmaxs[0] < u[0]) { rotatedmaxs[0] = u[0]; } if(rotatedmaxs[1] < u[1]) { rotatedmaxs[1] = u[1]; } if(rotatedmaxs[2] < u[2]) { rotatedmaxs[2] = u[2]; }
778 v[0] = mins[0]; v[1] = maxs[1]; v[2] = mins[2]; Matrix4x4_Transform(&m, v, u);
779 if(rotatedmins[0] > u[0]) { rotatedmins[0] = u[0]; } if(rotatedmins[1] > u[1]) { rotatedmins[1] = u[1]; } if(rotatedmins[2] > u[2]) { rotatedmins[2] = u[2]; }
780 if(rotatedmaxs[0] < u[0]) { rotatedmaxs[0] = u[0]; } if(rotatedmaxs[1] < u[1]) { rotatedmaxs[1] = u[1]; } if(rotatedmaxs[2] < u[2]) { rotatedmaxs[2] = u[2]; }
781 v[0] = maxs[0]; v[1] = maxs[1]; v[2] = mins[2]; Matrix4x4_Transform(&m, v, u);
782 if(rotatedmins[0] > u[0]) { rotatedmins[0] = u[0]; } if(rotatedmins[1] > u[1]) { rotatedmins[1] = u[1]; } if(rotatedmins[2] > u[2]) { rotatedmins[2] = u[2]; }
783 if(rotatedmaxs[0] < u[0]) { rotatedmaxs[0] = u[0]; } if(rotatedmaxs[1] < u[1]) { rotatedmaxs[1] = u[1]; } if(rotatedmaxs[2] < u[2]) { rotatedmaxs[2] = u[2]; }
784 v[0] = mins[0]; v[1] = mins[1]; v[2] = maxs[2]; Matrix4x4_Transform(&m, v, u);
785 if(rotatedmins[0] > u[0]) { rotatedmins[0] = u[0]; } if(rotatedmins[1] > u[1]) { rotatedmins[1] = u[1]; } if(rotatedmins[2] > u[2]) { rotatedmins[2] = u[2]; }
786 if(rotatedmaxs[0] < u[0]) { rotatedmaxs[0] = u[0]; } if(rotatedmaxs[1] < u[1]) { rotatedmaxs[1] = u[1]; } if(rotatedmaxs[2] < u[2]) { rotatedmaxs[2] = u[2]; }
787 v[0] = maxs[0]; v[1] = mins[1]; v[2] = maxs[2]; Matrix4x4_Transform(&m, v, u);
788 if(rotatedmins[0] > u[0]) { rotatedmins[0] = u[0]; } if(rotatedmins[1] > u[1]) { rotatedmins[1] = u[1]; } if(rotatedmins[2] > u[2]) { rotatedmins[2] = u[2]; }
789 if(rotatedmaxs[0] < u[0]) { rotatedmaxs[0] = u[0]; } if(rotatedmaxs[1] < u[1]) { rotatedmaxs[1] = u[1]; } if(rotatedmaxs[2] < u[2]) { rotatedmaxs[2] = u[2]; }
790 v[0] = mins[0]; v[1] = maxs[1]; v[2] = maxs[2]; Matrix4x4_Transform(&m, v, u);
791 if(rotatedmins[0] > u[0]) { rotatedmins[0] = u[0]; } if(rotatedmins[1] > u[1]) { rotatedmins[1] = u[1]; } if(rotatedmins[2] > u[2]) { rotatedmins[2] = u[2]; }
792 if(rotatedmaxs[0] < u[0]) { rotatedmaxs[0] = u[0]; } if(rotatedmaxs[1] < u[1]) { rotatedmaxs[1] = u[1]; } if(rotatedmaxs[2] < u[2]) { rotatedmaxs[2] = u[2]; }
793 v[0] = maxs[0]; v[1] = maxs[1]; v[2] = maxs[2]; Matrix4x4_Transform(&m, v, u);
794 if(rotatedmins[0] > u[0]) { rotatedmins[0] = u[0]; } if(rotatedmins[1] > u[1]) { rotatedmins[1] = u[1]; } if(rotatedmins[2] > u[2]) { rotatedmins[2] = u[2]; }
795 if(rotatedmaxs[0] < u[0]) { rotatedmaxs[0] = u[0]; } if(rotatedmaxs[1] < u[1]) { rotatedmaxs[1] = u[1]; } if(rotatedmaxs[2] < u[2]) { rotatedmaxs[2] = u[2]; }
804 void SV_LinkEdict (prvm_edict_t *ent)
806 prvm_prog_t *prog = SVVM_prog;
808 vec3_t mins, maxs, entmins, entmaxs, entangles;
811 if (ent == prog->edicts)
812 return; // don't add the world
817 modelindex = (int)PRVM_serveredictfloat(ent, modelindex);
818 if (modelindex < 0 || modelindex >= MAX_MODELS)
820 Con_Printf("edict %i: SOLID_BSP with invalid modelindex!\n", PRVM_NUM_FOR_EDICT(ent));
823 model = SV_GetModelByIndex(modelindex);
825 VM_GenerateFrameGroupBlend(prog, ent->priv.server->framegroupblend, ent);
826 VM_FrameBlendFromFrameGroupBlend(ent->priv.server->frameblend, ent->priv.server->framegroupblend, model, sv.time);
827 VM_UpdateEdictSkeleton(prog, ent, model, ent->priv.server->frameblend);
831 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_PHYSICS)
833 // TODO maybe should do this for rotating SOLID_BSP too? Would behave better with rotating doors
834 // TODO special handling for spheres?
835 VectorCopy(PRVM_serveredictvector(ent, mins), entmins);
836 VectorCopy(PRVM_serveredictvector(ent, maxs), entmaxs);
837 VectorCopy(PRVM_serveredictvector(ent, angles), entangles);
838 RotateBBox(entmins, entmaxs, entangles, mins, maxs);
839 VectorAdd(PRVM_serveredictvector(ent, origin), mins, mins);
840 VectorAdd(PRVM_serveredictvector(ent, origin), maxs, maxs);
842 else if (PRVM_serveredictfloat(ent, solid) == SOLID_BSP)
846 if (!model->TraceBox)
847 Con_DPrintf("edict %i: SOLID_BSP with non-collidable model\n", PRVM_NUM_FOR_EDICT(ent));
849 if (PRVM_serveredictvector(ent, angles)[0] || PRVM_serveredictvector(ent, angles)[2] || PRVM_serveredictvector(ent, avelocity)[0] || PRVM_serveredictvector(ent, avelocity)[2])
851 VectorAdd(PRVM_serveredictvector(ent, origin), model->rotatedmins, mins);
852 VectorAdd(PRVM_serveredictvector(ent, origin), model->rotatedmaxs, maxs);
854 else if (PRVM_serveredictvector(ent, angles)[1] || PRVM_serveredictvector(ent, avelocity)[1])
856 VectorAdd(PRVM_serveredictvector(ent, origin), model->yawmins, mins);
857 VectorAdd(PRVM_serveredictvector(ent, origin), model->yawmaxs, maxs);
861 VectorAdd(PRVM_serveredictvector(ent, origin), model->normalmins, mins);
862 VectorAdd(PRVM_serveredictvector(ent, origin), model->normalmaxs, maxs);
867 // SOLID_BSP with no model is valid, mainly because some QC setup code does so temporarily
868 VectorAdd(PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, mins), mins);
869 VectorAdd(PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, maxs), maxs);
874 VectorAdd(PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, mins), mins);
875 VectorAdd(PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, maxs), maxs);
879 // to make items easier to pick up and allow them to be grabbed off
880 // of shelves, the abs sizes are expanded
882 if ((int)PRVM_serveredictfloat(ent, flags) & FL_ITEM)
893 // because movement is clipped an epsilon away from an actual edge,
894 // we must fully check even when bounding boxes don't quite touch
903 VectorCopy(mins, PRVM_serveredictvector(ent, absmin));
904 VectorCopy(maxs, PRVM_serveredictvector(ent, absmax));
906 World_LinkEdict(&sv.world, ent, mins, maxs);
910 ===============================================================================
914 ===============================================================================
919 SV_TestEntityPosition
921 returns true if the entity is in solid currently
924 static int SV_TestEntityPosition (prvm_edict_t *ent, vec3_t offset)
926 prvm_prog_t *prog = SVVM_prog;
927 int hitsupercontentsmask = SV_GenericHitSuperContentsMask(ent);
928 int skipsupercontentsmask = 0;
929 int skipmaterialflagsmask = 0;
930 vec3_t org, entorigin, entmins, entmaxs;
932 VectorAdd(PRVM_serveredictvector(ent, origin), offset, org);
933 VectorCopy(PRVM_serveredictvector(ent, origin), entorigin);
934 VectorCopy(PRVM_serveredictvector(ent, mins), entmins);
935 VectorCopy(PRVM_serveredictvector(ent, maxs), entmaxs);
936 trace = SV_TraceBox(org, entmins, entmaxs, entorigin, ((PRVM_serveredictfloat(ent, movetype) == MOVETYPE_FLY_WORLDONLY) ? MOVE_WORLDONLY : MOVE_NOMONSTERS), ent, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, collision_extendmovelength.value);
937 if (trace.startsupercontents & hitsupercontentsmask)
941 if (sv.worldmodel->brushq1.numclipnodes && !VectorCompare(PRVM_serveredictvector(ent, mins), PRVM_serveredictvector(ent, maxs)))
943 // q1bsp/hlbsp use hulls and if the entity does not exactly match
944 // a hull size it is incorrectly tested, so this code tries to
945 // 'fix' it slightly...
946 // FIXME: this breaks entities larger than the hull size
949 VectorAdd(org, entmins, m1);
950 VectorAdd(org, entmaxs, m2);
951 VectorSubtract(m2, m1, s);
952 #define EPSILON (1.0f / 32.0f)
953 if (s[0] >= EPSILON*2) {m1[0] += EPSILON;m2[0] -= EPSILON;}
954 if (s[1] >= EPSILON*2) {m1[1] += EPSILON;m2[1] -= EPSILON;}
955 if (s[2] >= EPSILON*2) {m1[2] += EPSILON;m2[2] -= EPSILON;}
956 for (i = 0;i < 8;i++)
958 v[0] = (i & 1) ? m2[0] : m1[0];
959 v[1] = (i & 2) ? m2[1] : m1[1];
960 v[2] = (i & 4) ? m2[2] : m1[2];
961 if (SV_PointSuperContents(v) & hitsupercontentsmask)
966 // if the trace found a better position for the entity, move it there
967 if (VectorDistance2(trace.endpos, PRVM_serveredictvector(ent, origin)) >= 0.0001)
970 // please switch back to this code when trace.endpos sometimes being in solid bug is fixed
971 VectorCopy(trace.endpos, PRVM_serveredictvector(ent, origin));
973 // verify if the endpos is REALLY outside solid
974 VectorCopy(trace.endpos, org);
975 trace = SV_TraceBox(org, entmins, entmaxs, org, MOVE_NOMONSTERS, ent, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, collision_extendmovelength.value);
977 Con_Printf("SV_TestEntityPosition: trace.endpos detected to be in solid. NOT using it.\n");
979 VectorCopy(org, PRVM_serveredictvector(ent, origin));
985 // DRESK - Support for Entity Contents Transition Event
988 SV_CheckContentsTransition
990 returns true if entity had a valid contentstransition function call
993 static int SV_CheckContentsTransition(prvm_edict_t *ent, const int nContents)
995 prvm_prog_t *prog = SVVM_prog;
996 int bValidFunctionCall;
998 // Default Valid Function Call to False
999 bValidFunctionCall = false;
1001 if(PRVM_serveredictfloat(ent, watertype) != nContents)
1002 { // Changed Contents
1003 // Acquire Contents Transition Function from QC
1004 if(PRVM_serveredictfunction(ent, contentstransition))
1005 { // Valid Function; Execute
1006 // Assign Valid Function
1007 bValidFunctionCall = true;
1008 // Prepare Parameters (Original Contents, New Contents)
1009 // Original Contents
1010 PRVM_G_FLOAT(OFS_PARM0) = PRVM_serveredictfloat(ent, watertype);
1012 PRVM_G_FLOAT(OFS_PARM1) = nContents;
1014 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
1016 PRVM_serverglobalfloat(time) = sv.time;
1017 // Execute VM Function
1018 prog->ExecuteProgram(prog, PRVM_serveredictfunction(ent, contentstransition), "contentstransition: NULL function");
1022 // Return if Function Call was Valid
1023 return bValidFunctionCall;
1032 void SV_CheckVelocity (prvm_edict_t *ent)
1034 prvm_prog_t *prog = SVVM_prog;
1041 for (i=0 ; i<3 ; i++)
1043 if (PRVM_IS_NAN(PRVM_serveredictvector(ent, velocity)[i]))
1045 Con_Printf("Got a NaN velocity on entity #%i (%s)\n", PRVM_NUM_FOR_EDICT(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)));
1046 PRVM_serveredictvector(ent, velocity)[i] = 0;
1048 if (PRVM_IS_NAN(PRVM_serveredictvector(ent, origin)[i]))
1050 Con_Printf("Got a NaN origin on entity #%i (%s)\n", PRVM_NUM_FOR_EDICT(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)));
1051 PRVM_serveredictvector(ent, origin)[i] = 0;
1055 // LadyHavoc: a hack to ensure that the (rather silly) id1 quakec
1056 // player_run/player_stand1 does not horribly malfunction if the
1057 // velocity becomes a denormalized float
1058 if (VectorLength2(PRVM_serveredictvector(ent, velocity)) < 0.0000001)
1059 VectorClear(PRVM_serveredictvector(ent, velocity));
1061 // LadyHavoc: max velocity fix, inspired by Maddes's source fixes, but this is faster
1062 wishspeed = DotProduct(PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, velocity));
1063 if (wishspeed > sv_maxvelocity.value * sv_maxvelocity.value)
1065 wishspeed = sv_maxvelocity.value / sqrt(wishspeed);
1066 PRVM_serveredictvector(ent, velocity)[0] *= wishspeed;
1067 PRVM_serveredictvector(ent, velocity)[1] *= wishspeed;
1068 PRVM_serveredictvector(ent, velocity)[2] *= wishspeed;
1076 Runs thinking code if time. There is some play in the exact time the think
1077 function will be called, because it is called before any movement is done
1078 in a frame. Not used for pushmove objects, because they must be exact.
1079 Returns false if the entity removed itself.
1082 static qbool SV_RunThink (prvm_edict_t *ent)
1084 prvm_prog_t *prog = SVVM_prog;
1087 // don't let things stay in the past.
1088 // it is possible to start that way by a trigger with a local time.
1089 if (PRVM_serveredictfloat(ent, nextthink) <= 0 || PRVM_serveredictfloat(ent, nextthink) > sv.time + sv.frametime)
1092 for (iterations = 0;iterations < 128 && !ent->free;iterations++)
1094 PRVM_serverglobalfloat(time) = max(sv.time, PRVM_serveredictfloat(ent, nextthink));
1095 PRVM_serveredictfloat(ent, nextthink) = 0;
1096 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
1097 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(prog->edicts);
1098 prog->ExecuteProgram(prog, PRVM_serveredictfunction(ent, think), "QC function self.think is missing");
1099 // mods often set nextthink to time to cause a think every frame,
1100 // we don't want to loop in that case, so exit if the new nextthink is
1101 // <= the time the qc was told, also exit if it is past the end of the
1103 if (PRVM_serveredictfloat(ent, nextthink) <= PRVM_serverglobalfloat(time) || PRVM_serveredictfloat(ent, nextthink) > sv.time + sv.frametime || !sv_gameplayfix_multiplethinksperframe.integer)
1113 Two entities have touched, so run their touch functions
1116 static void SV_Impact (prvm_edict_t *e1, trace_t *trace)
1118 prvm_prog_t *prog = SVVM_prog;
1119 int restorevm_tempstringsbuf_cursize;
1120 int old_self, old_other;
1121 prvm_edict_t *e2 = (prvm_edict_t *)trace->ent;
1123 old_self = PRVM_serverglobaledict(self);
1124 old_other = PRVM_serverglobaledict(other);
1125 restorevm_tempstringsbuf_cursize = prog->tempstringsbuf.cursize;
1127 VM_SetTraceGlobals(prog, trace);
1129 if (!e1->free && !e2->free && PRVM_serveredictfunction(e1, touch) && PRVM_serveredictfloat(e1, solid) != SOLID_NOT)
1131 PRVM_serverglobalfloat(time) = sv.time;
1132 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(e1);
1133 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(e2);
1134 prog->ExecuteProgram(prog, PRVM_serveredictfunction(e1, touch), "QC function self.touch is missing");
1137 if (!e1->free && !e2->free && PRVM_serveredictfunction(e2, touch) && PRVM_serveredictfloat(e2, solid) != SOLID_NOT)
1139 PRVM_serverglobalfloat(time) = sv.time;
1140 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(e2);
1141 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(e1);
1142 VectorCopy(PRVM_serveredictvector(e2, origin), PRVM_serverglobalvector(trace_endpos));
1143 VectorNegate(trace->plane.normal, PRVM_serverglobalvector(trace_plane_normal));
1144 PRVM_serverglobalfloat(trace_plane_dist) = -trace->plane.dist;
1145 PRVM_serverglobaledict(trace_ent) = PRVM_EDICT_TO_PROG(e1);
1146 PRVM_serverglobalfloat(trace_dpstartcontents) = 0;
1147 PRVM_serverglobalfloat(trace_dphitcontents) = 0;
1148 PRVM_serverglobalfloat(trace_dphitq3surfaceflags) = 0;
1149 PRVM_serverglobalstring(trace_dphittexturename) = 0;
1150 prog->ExecuteProgram(prog, PRVM_serveredictfunction(e2, touch), "QC function self.touch is missing");
1153 PRVM_serverglobaledict(self) = old_self;
1154 PRVM_serverglobaledict(other) = old_other;
1155 prog->tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
1163 Slide off of the impacting object
1164 returns the blocked flags (1 = floor, 2 = step / wall)
1167 #define STOP_EPSILON 0.1
1168 static void ClipVelocity (prvm_vec3_t in, vec3_t normal, prvm_vec3_t out, prvm_vec_t overbounce)
1173 backoff = -DotProduct (in, normal) * overbounce;
1174 VectorMA(in, backoff, normal, out);
1176 for (i = 0;i < 3;i++)
1177 if (out[i] > -STOP_EPSILON && out[i] < STOP_EPSILON)
1186 The basic solid body movement clip that slides along multiple planes
1187 Returns the clipflags if the velocity was modified (hit something solid)
1191 8 = teleported by touch method
1192 If stepnormal is not NULL, the plane normal of any vertical wall hit will be stored
1195 static float SV_Gravity (prvm_edict_t *ent);
1196 static qbool SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, qbool dolink);
1197 #define MAX_CLIP_PLANES 5
1198 static int SV_FlyMove (prvm_edict_t *ent, float time, qbool applygravity, float *stepnormal, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask, float stepheight)
1200 prvm_prog_t *prog = SVVM_prog;
1201 int blocked, bumpcount;
1202 int i, j, numplanes;
1203 float d, time_left, gravity;
1204 vec3_t dir, push, planes[MAX_CLIP_PLANES];
1205 prvm_vec3_t primal_velocity, original_velocity, new_velocity, restore_velocity;
1214 VectorCopy(PRVM_serveredictvector(ent, velocity), restore_velocity);
1218 gravity = SV_Gravity(ent);
1220 if(!sv_gameplayfix_nogravityonground.integer || !((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND))
1222 if (sv_gameplayfix_gravityunaffectedbyticrate.integer)
1223 PRVM_serveredictvector(ent, velocity)[2] -= gravity * 0.5f;
1225 PRVM_serveredictvector(ent, velocity)[2] -= gravity;
1230 VectorCopy(PRVM_serveredictvector(ent, velocity), original_velocity);
1231 VectorCopy(PRVM_serveredictvector(ent, velocity), primal_velocity);
1234 for (bumpcount = 0;bumpcount < MAX_CLIP_PLANES;bumpcount++)
1236 if (!PRVM_serveredictvector(ent, velocity)[0] && !PRVM_serveredictvector(ent, velocity)[1] && !PRVM_serveredictvector(ent, velocity)[2])
1239 VectorScale(PRVM_serveredictvector(ent, velocity), time_left, push);
1240 if(!SV_PushEntity(&trace, ent, push, false))
1242 // we got teleported by a touch function
1243 // let's abort the move
1248 // this code is used by MOVETYPE_WALK and MOVETYPE_STEP and SV_UnstickEntity
1249 // abort move if we're stuck in the world (and didn't make it out)
1250 if (trace.worldstartsolid && trace.allsolid)
1252 VectorCopy(restore_velocity, PRVM_serveredictvector(ent, velocity));
1256 if (trace.fraction == 1)
1259 time_left *= 1 - trace.fraction;
1261 if (trace.plane.normal[2])
1263 if (trace.plane.normal[2] > 0.7)
1270 Con_Printf ("SV_FlyMove: !trace.ent");
1271 trace.ent = prog->edicts;
1274 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) | FL_ONGROUND;
1275 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
1278 else if (stepheight)
1280 // step - handle it immediately
1286 //Con_Printf("step %f %f %f : ", PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2]);
1287 VectorSet(steppush, 0, 0, stepheight);
1288 VectorScale(PRVM_serveredictvector(ent, velocity), time_left, push);
1289 VectorCopy(PRVM_serveredictvector(ent, origin), org);
1290 if(!SV_PushEntity(&steptrace, ent, steppush, false))
1295 //Con_Printf("%f %f %f : ", PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2]);
1296 if(!SV_PushEntity(&steptrace2, ent, push, false))
1301 //Con_Printf("%f %f %f : ", PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2]);
1302 VectorSet(steppush, 0, 0, org[2] - PRVM_serveredictvector(ent, origin)[2]);
1303 if(!SV_PushEntity(&steptrace3, ent, steppush, false))
1308 //Con_Printf("%f %f %f : ", PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2]);
1309 // accept the new position if it made some progress...
1310 // previously this checked if absolute distance >= 0.03125 which made stepping up unreliable
1311 if (PRVM_serveredictvector(ent, origin)[0] - org[0] || PRVM_serveredictvector(ent, origin)[1] - org[1])
1313 //Con_Printf("accepted (delta %f %f %f)\n", PRVM_serveredictvector(ent, origin)[0] - org[0], PRVM_serveredictvector(ent, origin)[1] - org[1], PRVM_serveredictvector(ent, origin)[2] - org[2]);
1315 VectorCopy(PRVM_serveredictvector(ent, origin), trace.endpos);
1316 time_left *= 1 - trace.fraction;
1322 //Con_Printf("REJECTED (delta %f %f %f)\n", PRVM_serveredictvector(ent, origin)[0] - org[0], PRVM_serveredictvector(ent, origin)[1] - org[1], PRVM_serveredictvector(ent, origin)[2] - org[2]);
1323 VectorCopy(org, PRVM_serveredictvector(ent, origin));
1328 // step - return it to caller
1330 // save the trace for player extrafriction
1332 VectorCopy(trace.plane.normal, stepnormal);
1334 if (trace.fraction >= 0.001)
1336 // actually covered some distance
1337 VectorCopy(PRVM_serveredictvector(ent, velocity), original_velocity);
1341 // clipped to another plane
1342 if (numplanes >= MAX_CLIP_PLANES)
1344 // this shouldn't really happen
1345 VectorClear(PRVM_serveredictvector(ent, velocity));
1351 for (i = 0;i < numplanes;i++)
1352 if (DotProduct(trace.plane.normal, planes[i]) > 0.99)
1356 VectorAdd(PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity));
1361 VectorCopy(trace.plane.normal, planes[numplanes]);
1364 // modify original_velocity so it parallels all of the clip planes
1365 for (i = 0;i < numplanes;i++)
1367 ClipVelocity(original_velocity, planes[i], new_velocity, 1);
1368 for (j = 0;j < numplanes;j++)
1373 if (DotProduct(new_velocity, planes[j]) < 0)
1383 // go along this plane
1384 VectorCopy(new_velocity, PRVM_serveredictvector(ent, velocity));
1388 // go along the crease
1391 VectorClear(PRVM_serveredictvector(ent, velocity));
1395 CrossProduct(planes[0], planes[1], dir);
1396 // LadyHavoc: thanks to taniwha of QuakeForge for pointing out this fix for slowed falling in corners
1397 VectorNormalize(dir);
1398 d = DotProduct(dir, PRVM_serveredictvector(ent, velocity));
1399 VectorScale(dir, d, PRVM_serveredictvector(ent, velocity));
1402 // if current velocity is against the original velocity,
1403 // stop dead to avoid tiny occilations in sloping corners
1404 if (DotProduct(PRVM_serveredictvector(ent, velocity), primal_velocity) <= 0)
1406 VectorClear(PRVM_serveredictvector(ent, velocity));
1411 //Con_Printf("entity %i final: blocked %i velocity %f %f %f\n", ent - prog->edicts, blocked, PRVM_serveredictvector(ent, velocity)[0], PRVM_serveredictvector(ent, velocity)[1], PRVM_serveredictvector(ent, velocity)[2]);
1414 if ((blocked & 1) == 0 && bumpcount > 1)
1416 // LadyHavoc: fix the 'fall to your death in a wedge corner' glitch
1417 // flag ONGROUND if there's ground under it
1418 trace = SV_TraceBox(PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, mins), PRVM_serveredictvector(ent, maxs), end, MOVE_NORMAL, ent, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
1422 // LadyHavoc: this came from QW and allows you to get out of water more easily
1423 if (sv_gameplayfix_easierwaterjump.integer && ((int)PRVM_serveredictfloat(ent, flags) & FL_WATERJUMP) && !(blocked & 8))
1424 VectorCopy(primal_velocity, PRVM_serveredictvector(ent, velocity));
1428 if(!sv_gameplayfix_nogravityonground.integer || !((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND))
1430 if (sv_gameplayfix_gravityunaffectedbyticrate.integer)
1431 PRVM_serveredictvector(ent, velocity)[2] -= gravity * 0.5f;
1444 static float SV_Gravity (prvm_edict_t *ent)
1446 prvm_prog_t *prog = SVVM_prog;
1449 ent_gravity = PRVM_serveredictfloat(ent, gravity);
1452 return ent_gravity * sv_gravity.value * sv.frametime;
1457 ===============================================================================
1461 ===============================================================================
1464 static qbool SV_NudgeOutOfSolid_PivotIsKnownGood(prvm_edict_t *ent, vec3_t pivot)
1466 prvm_prog_t *prog = SVVM_prog;
1470 vec3_t stuckmins, stuckmaxs;
1471 vec3_t goodmins, goodmaxs;
1475 VectorCopy(PRVM_serveredictvector(ent, origin), stuckorigin);
1476 VectorCopy(PRVM_serveredictvector(ent, mins), stuckmins);
1477 VectorCopy(PRVM_serveredictvector(ent, maxs), stuckmaxs);
1478 VectorCopy(pivot, goodmins);
1479 VectorCopy(pivot, goodmaxs);
1480 for (bump = 0;bump < 6;bump++)
1482 int coord = 2-(bump >> 1);
1483 //int coord = (bump >> 1);
1484 int dir = (bump & 1);
1487 for(subbump = 0; ; ++subbump)
1489 VectorCopy(stuckorigin, testorigin);
1493 testorigin[coord] += stuckmaxs[coord] - goodmaxs[coord];
1498 testorigin[coord] += stuckmins[coord] - goodmins[coord];
1501 stucktrace = SV_TraceBox(stuckorigin, goodmins, goodmaxs, testorigin, MOVE_NOMONSTERS, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
1502 if (stucktrace.bmodelstartsolid)
1504 // BAD BAD, can't fix that
1508 if (stucktrace.fraction >= 1)
1513 // BAD BAD, can't fix that
1517 // we hit something... let's move out of it
1518 VectorSubtract(stucktrace.endpos, testorigin, move);
1519 nudge = DotProduct(stucktrace.plane.normal, move) + 0.03125f; // FIXME cvar this constant
1520 VectorMA(stuckorigin, nudge, stucktrace.plane.normal, stuckorigin);
1524 Con_Printf("subbump: %d\n", subbump);
1530 goodmaxs[coord] = stuckmaxs[coord];
1535 goodmins[coord] = stuckmins[coord];
1540 VectorCopy(stuckorigin, PRVM_serveredictvector(ent, origin));
1545 qbool SV_NudgeOutOfSolid(prvm_edict_t *ent)
1547 prvm_prog_t *prog = SVVM_prog;
1551 vec3_t stuckmins, stuckmaxs;
1553 vec_t separation = sv_gameplayfix_nudgeoutofsolid_separation.value;
1554 if (sv.worldmodel && sv.worldmodel->brushq1.numclipnodes)
1555 separation = 0.0f; // when using hulls, it can not be enlarged
1556 VectorCopy(PRVM_serveredictvector(ent, mins), stuckmins);
1557 VectorCopy(PRVM_serveredictvector(ent, maxs), stuckmaxs);
1558 stuckmins[0] -= separation;
1559 stuckmins[1] -= separation;
1560 stuckmins[2] -= separation;
1561 stuckmaxs[0] += separation;
1562 stuckmaxs[1] += separation;
1563 stuckmaxs[2] += separation;
1564 // first pass we try to get it out of brush entities
1565 // second pass we try to get it out of world only (can't win them all)
1566 for (pass = 0;pass < 2;pass++)
1568 VectorCopy(PRVM_serveredictvector(ent, origin), stuckorigin);
1569 for (bump = 0;bump < 10;bump++)
1571 stucktrace = SV_TraceBox(stuckorigin, stuckmins, stuckmaxs, stuckorigin, pass ? MOVE_WORLDONLY : MOVE_NOMONSTERS, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
1572 if (!stucktrace.bmodelstartsolid || stucktrace.startdepth >= 0)
1574 // found a good location, use it
1575 VectorCopy(stuckorigin, PRVM_serveredictvector(ent, origin));
1578 nudge = -stucktrace.startdepth;
1579 VectorMA(stuckorigin, nudge, stucktrace.startdepthnormal, stuckorigin);
1589 Does not change the entities velocity at all
1590 The trace struct is filled with the trace that has been done.
1591 Returns true if the push did not result in the entity being teleported by QC code.
1594 static qbool SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, qbool dolink)
1596 prvm_prog_t *prog = SVVM_prog;
1604 solid = (int)PRVM_serveredictfloat(ent, solid);
1605 movetype = (int)PRVM_serveredictfloat(ent, movetype);
1606 VectorCopy(PRVM_serveredictvector(ent, mins), mins);
1607 VectorCopy(PRVM_serveredictvector(ent, maxs), maxs);
1609 // move start position out of solids
1610 if (sv_gameplayfix_nudgeoutofsolid.integer && sv_gameplayfix_nudgeoutofsolid_separation.value >= 0)
1612 SV_NudgeOutOfSolid(ent);
1615 VectorCopy(PRVM_serveredictvector(ent, origin), start);
1616 VectorAdd(start, push, end);
1618 if (movetype == MOVETYPE_FLYMISSILE)
1619 type = MOVE_MISSILE;
1620 else if (movetype == MOVETYPE_FLY_WORLDONLY)
1621 type = MOVE_WORLDONLY;
1622 else if (solid == SOLID_TRIGGER || solid == SOLID_NOT)
1623 type = MOVE_NOMONSTERS; // only clip against bmodels
1627 *trace = SV_TraceBox(start, mins, maxs, end, type, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
1628 // fail the move if stuck in world
1629 if (trace->worldstartsolid)
1632 VectorCopy(trace->endpos, PRVM_serveredictvector(ent, origin));
1634 ent->priv.required->mark = PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN; // -2: setorigin running
1639 if(!trace->startsolid)
1640 if(SV_TraceBox(PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, mins), PRVM_serveredictvector(ent, maxs), PRVM_serveredictvector(ent, origin), type, ent, SV_GenericHitSuperContentsMask(ent), 0).startsolid)
1642 Con_Printf("something eeeeevil happened\n");
1647 SV_LinkEdict_TouchAreaGrid(ent);
1649 if((PRVM_serveredictfloat(ent, solid) >= SOLID_TRIGGER && trace->ent && (!((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND) || PRVM_serveredictedict(ent, groundentity) != PRVM_EDICT_TO_PROG(trace->ent))))
1650 SV_Impact (ent, trace);
1652 if(ent->priv.required->mark == PRVM_EDICT_MARK_SETORIGIN_CAUGHT)
1654 ent->priv.required->mark = 0;
1657 else if(ent->priv.required->mark == PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN)
1659 ent->priv.required->mark = 0;
1664 Con_Printf("The edict mark had been overwritten! Please debug this.\n");
1676 static void SV_PushMove (prvm_edict_t *pusher, float movetime)
1678 prvm_prog_t *prog = SVVM_prog;
1680 int pusherowner, pusherprog;
1683 float savesolid, movetime2, pushltime;
1684 vec3_t mins, maxs, move, move1, moveangle, pushorig, pushang, a, forward, left, up, org, pushermins, pushermaxs, checkorigin, checkmins, checkmaxs;
1686 int numcheckentities;
1687 static prvm_edict_t *checkentities[MAX_EDICTS];
1688 model_t *pushermodel;
1689 trace_t trace, trace2;
1690 matrix4x4_t pusherfinalmatrix, pusherfinalimatrix;
1691 static unsigned short moved_edicts[MAX_EDICTS];
1694 if (!PRVM_serveredictvector(pusher, velocity)[0] && !PRVM_serveredictvector(pusher, velocity)[1] && !PRVM_serveredictvector(pusher, velocity)[2] && !PRVM_serveredictvector(pusher, avelocity)[0] && !PRVM_serveredictvector(pusher, avelocity)[1] && !PRVM_serveredictvector(pusher, avelocity)[2])
1696 PRVM_serveredictfloat(pusher, ltime) += movetime;
1700 switch ((int) PRVM_serveredictfloat(pusher, solid))
1702 // LadyHavoc: valid pusher types
1705 case SOLID_SLIDEBOX:
1706 case SOLID_CORPSE: // LadyHavoc: this would be weird...
1708 // LadyHavoc: no collisions
1711 VectorMA (PRVM_serveredictvector(pusher, origin), movetime, PRVM_serveredictvector(pusher, velocity), PRVM_serveredictvector(pusher, origin));
1712 VectorMA (PRVM_serveredictvector(pusher, angles), movetime, PRVM_serveredictvector(pusher, avelocity), PRVM_serveredictvector(pusher, angles));
1713 PRVM_serveredictvector(pusher, angles)[0] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[0] * (1.0 / 360.0));
1714 PRVM_serveredictvector(pusher, angles)[1] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[1] * (1.0 / 360.0));
1715 PRVM_serveredictvector(pusher, angles)[2] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[2] * (1.0 / 360.0));
1716 PRVM_serveredictfloat(pusher, ltime) += movetime;
1717 SV_LinkEdict(pusher);
1720 Con_Printf("SV_PushMove: entity #%i, unrecognized solid type %f\n", PRVM_NUM_FOR_EDICT(pusher), PRVM_serveredictfloat(pusher, solid));
1723 index = (int) PRVM_serveredictfloat(pusher, modelindex);
1724 if (index < 1 || index >= MAX_MODELS)
1726 Con_Printf("SV_PushMove: entity #%i has an invalid modelindex %f\n", PRVM_NUM_FOR_EDICT(pusher), PRVM_serveredictfloat(pusher, modelindex));
1729 pushermodel = SV_GetModelByIndex(index);
1730 pusherowner = PRVM_serveredictedict(pusher, owner);
1731 pusherprog = PRVM_EDICT_TO_PROG(pusher);
1733 rotated = VectorLength2(PRVM_serveredictvector(pusher, angles)) + VectorLength2(PRVM_serveredictvector(pusher, avelocity)) > 0;
1735 movetime2 = movetime;
1736 VectorScale(PRVM_serveredictvector(pusher, velocity), movetime2, move1);
1737 VectorScale(PRVM_serveredictvector(pusher, avelocity), movetime2, moveangle);
1738 if (moveangle[0] || moveangle[2])
1740 for (i = 0;i < 3;i++)
1744 mins[i] = pushermodel->rotatedmins[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1745 maxs[i] = pushermodel->rotatedmaxs[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1749 mins[i] = pushermodel->rotatedmins[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1750 maxs[i] = pushermodel->rotatedmaxs[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1754 else if (moveangle[1])
1756 for (i = 0;i < 3;i++)
1760 mins[i] = pushermodel->yawmins[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1761 maxs[i] = pushermodel->yawmaxs[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1765 mins[i] = pushermodel->yawmins[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1766 maxs[i] = pushermodel->yawmaxs[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1772 for (i = 0;i < 3;i++)
1776 mins[i] = pushermodel->normalmins[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1777 maxs[i] = pushermodel->normalmaxs[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1781 mins[i] = pushermodel->normalmins[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1782 maxs[i] = pushermodel->normalmaxs[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1787 VectorNegate (moveangle, a);
1788 AngleVectorsFLU (a, forward, left, up);
1790 VectorCopy (PRVM_serveredictvector(pusher, origin), pushorig);
1791 VectorCopy (PRVM_serveredictvector(pusher, angles), pushang);
1792 pushltime = PRVM_serveredictfloat(pusher, ltime);
1794 // move the pusher to its final position
1796 VectorMA (PRVM_serveredictvector(pusher, origin), movetime, PRVM_serveredictvector(pusher, velocity), PRVM_serveredictvector(pusher, origin));
1797 VectorMA (PRVM_serveredictvector(pusher, angles), movetime, PRVM_serveredictvector(pusher, avelocity), PRVM_serveredictvector(pusher, angles));
1798 PRVM_serveredictfloat(pusher, ltime) += movetime;
1799 SV_LinkEdict(pusher);
1801 pushermodel = SV_GetModelFromEdict(pusher);
1802 Matrix4x4_CreateFromQuakeEntity(&pusherfinalmatrix, PRVM_serveredictvector(pusher, origin)[0], PRVM_serveredictvector(pusher, origin)[1], PRVM_serveredictvector(pusher, origin)[2], PRVM_serveredictvector(pusher, angles)[0], PRVM_serveredictvector(pusher, angles)[1], PRVM_serveredictvector(pusher, angles)[2], 1);
1803 Matrix4x4_Invert_Simple(&pusherfinalimatrix, &pusherfinalmatrix);
1805 savesolid = PRVM_serveredictfloat(pusher, solid);
1807 // see if any solid entities are inside the final position
1810 if (PRVM_serveredictfloat(pusher, movetype) == MOVETYPE_FAKEPUSH) // Tenebrae's MOVETYPE_PUSH variant that doesn't push...
1811 numcheckentities = 0;
1812 else // MOVETYPE_PUSH
1813 numcheckentities = SV_EntitiesInBox(mins, maxs, MAX_EDICTS, checkentities);
1814 for (e = 0;e < numcheckentities;e++)
1816 prvm_edict_t *check = checkentities[e];
1817 int movetype = (int)PRVM_serveredictfloat(check, movetype);
1822 case MOVETYPE_FOLLOW:
1823 case MOVETYPE_NOCLIP:
1824 case MOVETYPE_FLY_WORLDONLY:
1830 if (PRVM_serveredictedict(check, owner) == pusherprog)
1833 if (pusherowner == PRVM_EDICT_TO_PROG(check))
1836 //Con_Printf("%i %s ", PRVM_NUM_FOR_EDICT(check), PRVM_GetString(PRVM_serveredictstring(check, classname)));
1838 // tell any MOVETYPE_STEP entity that it may need to check for water transitions
1839 check->priv.server->waterposition_forceupdate = true;
1841 checkcontents = SV_GenericHitSuperContentsMask(check);
1843 // if the entity is standing on the pusher, it will definitely be moved
1844 // if the entity is not standing on the pusher, but is in the pusher's
1845 // final position, move it
1846 if (!((int)PRVM_serveredictfloat(check, flags) & FL_ONGROUND) || PRVM_PROG_TO_EDICT(PRVM_serveredictedict(check, groundentity)) != pusher)
1848 VectorCopy(PRVM_serveredictvector(pusher, mins), pushermins);
1849 VectorCopy(PRVM_serveredictvector(pusher, maxs), pushermaxs);
1850 VectorCopy(PRVM_serveredictvector(check, origin), checkorigin);
1851 VectorCopy(PRVM_serveredictvector(check, mins), checkmins);
1852 VectorCopy(PRVM_serveredictvector(check, maxs), checkmaxs);
1853 Collision_ClipToGenericEntity(&trace, pushermodel, pusher->priv.server->frameblend, &pusher->priv.server->skeleton, pushermins, pushermaxs, SUPERCONTENTS_BODY, &pusherfinalmatrix, &pusherfinalimatrix, checkorigin, checkmins, checkmaxs, checkorigin, checkcontents, 0, 0, collision_extendmovelength.value);
1854 //trace = SV_TraceBox(PRVM_serveredictvector(check, origin), PRVM_serveredictvector(check, mins), PRVM_serveredictvector(check, maxs), PRVM_serveredictvector(check, origin), MOVE_NOMONSTERS, check, checkcontents);
1855 if (!trace.startsolid)
1857 //Con_Printf("- not in solid\n");
1862 VectorLerp(PRVM_serveredictvector(check, mins), 0.5f, PRVM_serveredictvector(check, maxs), pivot);
1863 //VectorClear(pivot);
1868 VectorSubtract (PRVM_serveredictvector(check, origin), PRVM_serveredictvector(pusher, origin), org);
1869 VectorAdd (org, pivot, org);
1870 org2[0] = DotProduct (org, forward);
1871 org2[1] = DotProduct (org, left);
1872 org2[2] = DotProduct (org, up);
1873 VectorSubtract (org2, org, move);
1874 VectorAdd (move, move1, move);
1877 VectorCopy (move1, move);
1879 //Con_Printf("- pushing %f %f %f\n", move[0], move[1], move[2]);
1881 VectorCopy (PRVM_serveredictvector(check, origin), check->priv.server->moved_from);
1882 VectorCopy (PRVM_serveredictvector(check, angles), check->priv.server->moved_fromangles);
1883 moved_edicts[num_moved++] = PRVM_NUM_FOR_EDICT(check);
1885 // physics objects need better collisions than this code can do
1886 if (movetype == MOVETYPE_PHYSICS)
1888 VectorAdd(PRVM_serveredictvector(check, origin), move, PRVM_serveredictvector(check, origin));
1889 SV_LinkEdict(check);
1890 SV_LinkEdict_TouchAreaGrid(check);
1894 // try moving the contacted entity
1895 PRVM_serveredictfloat(pusher, solid) = SOLID_NOT;
1896 if(!SV_PushEntity (&trace, check, move, true))
1898 // entity "check" got teleported
1899 PRVM_serveredictvector(check, angles)[1] += trace.fraction * moveangle[1];
1900 PRVM_serveredictfloat(pusher, solid) = savesolid; // was SOLID_BSP
1901 continue; // pushed enough
1903 // FIXME: turn players specially
1904 PRVM_serveredictvector(check, angles)[1] += trace.fraction * moveangle[1];
1905 PRVM_serveredictfloat(pusher, solid) = savesolid; // was SOLID_BSP
1906 //Con_Printf("%s:%d frac %f startsolid %d bmodelstartsolid %d allsolid %d\n", __FILE__, __LINE__, trace.fraction, trace.startsolid, trace.bmodelstartsolid, trace.allsolid);
1908 // this trace.fraction < 1 check causes items to fall off of pushers
1909 // if they pass under or through a wall
1910 // the groundentity check causes items to fall off of ledges
1911 if (PRVM_serveredictfloat(check, movetype) != MOVETYPE_WALK && (trace.fraction < 1 || PRVM_PROG_TO_EDICT(PRVM_serveredictedict(check, groundentity)) != pusher))
1912 PRVM_serveredictfloat(check, flags) = (int)PRVM_serveredictfloat(check, flags) & ~FL_ONGROUND;
1914 // if it is still inside the pusher, block
1915 VectorCopy(PRVM_serveredictvector(pusher, mins), pushermins);
1916 VectorCopy(PRVM_serveredictvector(pusher, maxs), pushermaxs);
1917 VectorCopy(PRVM_serveredictvector(check, origin), checkorigin);
1918 VectorCopy(PRVM_serveredictvector(check, mins), checkmins);
1919 VectorCopy(PRVM_serveredictvector(check, maxs), checkmaxs);
1920 Collision_ClipToGenericEntity(&trace, pushermodel, pusher->priv.server->frameblend, &pusher->priv.server->skeleton, pushermins, pushermaxs, SUPERCONTENTS_BODY, &pusherfinalmatrix, &pusherfinalimatrix, checkorigin, checkmins, checkmaxs, checkorigin, checkcontents, 0, 0, collision_extendmovelength.value);
1921 if (trace.startsolid)
1924 if(SV_NudgeOutOfSolid_PivotIsKnownGood(check, pivot))
1926 // hack to invoke all necessary movement triggers
1928 if(!SV_PushEntity(&trace2, check, move2, true))
1930 // entity "check" got teleported
1937 // still inside pusher, so it's really blocked
1940 if (PRVM_serveredictvector(check, mins)[0] == PRVM_serveredictvector(check, maxs)[0])
1942 if (PRVM_serveredictfloat(check, solid) == SOLID_NOT || PRVM_serveredictfloat(check, solid) == SOLID_TRIGGER)
1945 PRVM_serveredictvector(check, mins)[0] = PRVM_serveredictvector(check, mins)[1] = 0;
1946 VectorCopy (PRVM_serveredictvector(check, mins), PRVM_serveredictvector(check, maxs));
1950 VectorCopy (pushorig, PRVM_serveredictvector(pusher, origin));
1951 VectorCopy (pushang, PRVM_serveredictvector(pusher, angles));
1952 PRVM_serveredictfloat(pusher, ltime) = pushltime;
1953 SV_LinkEdict(pusher);
1955 // move back any entities we already moved
1956 for (i = 0;i < num_moved;i++)
1958 prvm_edict_t *ed = PRVM_EDICT_NUM(moved_edicts[i]);
1959 VectorCopy (ed->priv.server->moved_from, PRVM_serveredictvector(ed, origin));
1960 VectorCopy (ed->priv.server->moved_fromangles, PRVM_serveredictvector(ed, angles));
1964 // if the pusher has a "blocked" function, call it, otherwise just stay in place until the obstacle is gone
1965 if (PRVM_serveredictfunction(pusher, blocked))
1967 PRVM_serverglobalfloat(time) = sv.time;
1968 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(pusher);
1969 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(check);
1970 prog->ExecuteProgram(prog, PRVM_serveredictfunction(pusher, blocked), "QC function self.blocked is missing");
1975 PRVM_serveredictvector(pusher, angles)[0] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[0] * (1.0 / 360.0));
1976 PRVM_serveredictvector(pusher, angles)[1] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[1] * (1.0 / 360.0));
1977 PRVM_serveredictvector(pusher, angles)[2] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[2] * (1.0 / 360.0));
1986 static void SV_Physics_Pusher (prvm_edict_t *ent)
1988 prvm_prog_t *prog = SVVM_prog;
1989 prvm_vec_t thinktime, oldltime, movetime;
1991 oldltime = PRVM_serveredictfloat(ent, ltime);
1993 thinktime = PRVM_serveredictfloat(ent, nextthink);
1994 if (thinktime < PRVM_serveredictfloat(ent, ltime) + sv.frametime)
1996 movetime = thinktime - PRVM_serveredictfloat(ent, ltime);
2001 movetime = sv.frametime;
2004 // advances PRVM_serveredictfloat(ent, ltime) if not blocked
2005 SV_PushMove (ent, movetime);
2007 if (thinktime > oldltime && thinktime <= PRVM_serveredictfloat(ent, ltime))
2009 PRVM_serveredictfloat(ent, nextthink) = 0;
2010 PRVM_serverglobalfloat(time) = sv.time;
2011 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2012 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(prog->edicts);
2013 prog->ExecuteProgram(prog, PRVM_serveredictfunction(ent, think), "QC function self.think is missing");
2019 ===============================================================================
2023 ===============================================================================
2026 static float unstickoffsets[] =
2028 // poutting -/+z changes first as they are least weird
2043 typedef enum unstickresult_e
2051 static unstickresult_t SV_UnstickEntityReturnOffset (prvm_edict_t *ent, vec3_t offset)
2053 prvm_prog_t *prog = SVVM_prog;
2056 // if not stuck in a bmodel, just return
2057 if (!SV_TestEntityPosition(ent, vec3_origin))
2058 return UNSTICK_GOOD;
2060 for (i = 0;i < (int)(sizeof(unstickoffsets) / sizeof(unstickoffsets[0]));i += 3)
2062 if (!SV_TestEntityPosition(ent, unstickoffsets + i))
2064 VectorCopy(unstickoffsets + i, offset);
2066 //SV_LinkEdict_TouchAreaGrid(ent);
2067 return UNSTICK_UNSTUCK;
2071 maxunstick = (int) ((PRVM_serveredictvector(ent, maxs)[2] - PRVM_serveredictvector(ent, mins)[2]) * 0.36);
2072 // magic number 0.36 allows unsticking by up to 17 units with the largest supported bbox
2074 for(i = 2; i <= maxunstick; ++i)
2076 VectorClear(offset);
2078 if (!SV_TestEntityPosition(ent, offset))
2081 //SV_LinkEdict_TouchAreaGrid(ent);
2082 return UNSTICK_UNSTUCK;
2085 if (!SV_TestEntityPosition(ent, offset))
2088 //SV_LinkEdict_TouchAreaGrid(ent);
2089 return UNSTICK_UNSTUCK;
2093 return UNSTICK_STUCK;
2096 qbool SV_UnstickEntity (prvm_edict_t *ent)
2098 prvm_prog_t *prog = SVVM_prog;
2100 switch(SV_UnstickEntityReturnOffset(ent, offset))
2104 case UNSTICK_UNSTUCK:
2105 Con_DPrintf("Unstuck entity %i (classname \"%s\") with offset %f %f %f.\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)), offset[0], offset[1], offset[2]);
2108 if (developer_extra.integer)
2109 Con_DPrintf("Stuck entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)));
2112 Con_Printf("SV_UnstickEntityReturnOffset returned a value outside its enum.\n");
2121 This is a big hack to try and fix the rare case of getting stuck in the world
2125 static void SV_CheckStuck (prvm_edict_t *ent)
2127 prvm_prog_t *prog = SVVM_prog;
2130 switch(SV_UnstickEntityReturnOffset(ent, offset))
2133 VectorCopy (PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, oldorigin));
2135 case UNSTICK_UNSTUCK:
2136 Con_DPrintf("Unstuck player entity %i (classname \"%s\") with offset %f %f %f.\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)), offset[0], offset[1], offset[2]);
2139 VectorSubtract(PRVM_serveredictvector(ent, oldorigin), PRVM_serveredictvector(ent, origin), offset);
2140 if (!SV_TestEntityPosition(ent, offset))
2142 Con_DPrintf("Unstuck player entity %i (classname \"%s\") by restoring oldorigin.\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)));
2144 //SV_LinkEdict_TouchAreaGrid(ent);
2147 Con_DPrintf("Stuck player entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)));
2150 Con_Printf("SV_UnstickEntityReturnOffset returned a value outside its enum.\n");
2160 static qbool SV_CheckWater (prvm_edict_t *ent)
2162 prvm_prog_t *prog = SVVM_prog;
2164 int nNativeContents;
2167 point[0] = PRVM_serveredictvector(ent, origin)[0];
2168 point[1] = PRVM_serveredictvector(ent, origin)[1];
2169 point[2] = PRVM_serveredictvector(ent, origin)[2] + PRVM_serveredictvector(ent, mins)[2] + 1;
2171 // DRESK - Support for Entity Contents Transition Event
2172 // NOTE: Some logic needed to be slightly re-ordered
2173 // to not affect performance and allow for the feature.
2175 // Acquire Super Contents Prior to Resets
2176 cont = SV_PointSuperContents(point);
2177 // Acquire Native Contents Here
2178 nNativeContents = Mod_Q1BSP_NativeContentsFromSuperContents(cont);
2180 // DRESK - Support for Entity Contents Transition Event
2181 if(PRVM_serveredictfloat(ent, watertype))
2182 // Entity did NOT Spawn; Check
2183 SV_CheckContentsTransition(ent, nNativeContents);
2186 PRVM_serveredictfloat(ent, waterlevel) = 0;
2187 PRVM_serveredictfloat(ent, watertype) = CONTENTS_EMPTY;
2188 cont = SV_PointSuperContents(point);
2189 if (cont & (SUPERCONTENTS_LIQUIDSMASK))
2191 PRVM_serveredictfloat(ent, watertype) = nNativeContents;
2192 PRVM_serveredictfloat(ent, waterlevel) = 1;
2193 point[2] = PRVM_serveredictvector(ent, origin)[2] + (PRVM_serveredictvector(ent, mins)[2] + PRVM_serveredictvector(ent, maxs)[2])*0.5;
2194 if (SV_PointSuperContents(point) & (SUPERCONTENTS_LIQUIDSMASK))
2196 PRVM_serveredictfloat(ent, waterlevel) = 2;
2197 point[2] = PRVM_serveredictvector(ent, origin)[2] + PRVM_serveredictvector(ent, view_ofs)[2];
2198 if (SV_PointSuperContents(point) & (SUPERCONTENTS_LIQUIDSMASK))
2199 PRVM_serveredictfloat(ent, waterlevel) = 3;
2203 return PRVM_serveredictfloat(ent, waterlevel) > 1;
2212 static void SV_WallFriction (prvm_edict_t *ent, float *stepnormal)
2214 prvm_prog_t *prog = SVVM_prog;
2216 vec3_t forward, into, side, v_angle;
2218 VectorCopy(PRVM_serveredictvector(ent, v_angle), v_angle);
2219 AngleVectors (v_angle, forward, NULL, NULL);
2220 if ((d = DotProduct (stepnormal, forward) + 0.5) < 0)
2222 // cut the tangential velocity
2223 i = DotProduct (stepnormal, PRVM_serveredictvector(ent, velocity));
2224 VectorScale (stepnormal, i, into);
2225 VectorSubtract (PRVM_serveredictvector(ent, velocity), into, side);
2226 PRVM_serveredictvector(ent, velocity)[0] = side[0] * (1 + d);
2227 PRVM_serveredictvector(ent, velocity)[1] = side[1] * (1 + d);
2233 =====================
2236 Player has come to a dead stop, possibly due to the problem with limited
2237 float precision at some angle joins in the BSP hull.
2239 Try fixing by pushing one pixel in each direction.
2241 This is a hack, but in the interest of good gameplay...
2242 ======================
2244 int SV_TryUnstick (prvm_edict_t *ent, vec3_t oldvel)
2249 VectorCopy (PRVM_serveredictvector(ent, origin), oldorg);
2252 for (i=0 ; i<8 ; i++)
2254 // try pushing a little in an axial direction
2257 case 0: dir[0] = 2; dir[1] = 0; break;
2258 case 1: dir[0] = 0; dir[1] = 2; break;
2259 case 2: dir[0] = -2; dir[1] = 0; break;
2260 case 3: dir[0] = 0; dir[1] = -2; break;
2261 case 4: dir[0] = 2; dir[1] = 2; break;
2262 case 5: dir[0] = -2; dir[1] = 2; break;
2263 case 6: dir[0] = 2; dir[1] = -2; break;
2264 case 7: dir[0] = -2; dir[1] = -2; break;
2267 SV_PushEntity (&trace, ent, dir, false, true);
2269 // retry the original move
2270 PRVM_serveredictvector(ent, velocity)[0] = oldvel[0];
2271 PRVM_serveredictvector(ent, velocity)[1] = oldvel[1];
2272 PRVM_serveredictvector(ent, velocity)[2] = 0;
2273 clip = SV_FlyMove (ent, 0.1, NULL, SV_GenericHitSuperContentsMask(ent), 0);
2275 if (fabs(oldorg[1] - PRVM_serveredictvector(ent, origin)[1]) > 4
2276 || fabs(oldorg[0] - PRVM_serveredictvector(ent, origin)[0]) > 4)
2278 Con_DPrint("TryUnstick - success.\n");
2282 // go back to the original pos and try again
2283 VectorCopy (oldorg, PRVM_serveredictvector(ent, origin));
2287 VectorClear (PRVM_serveredictvector(ent, velocity));
2288 Con_DPrint("TryUnstick - failure.\n");
2294 =====================
2297 Only used by players
2298 ======================
2300 static void SV_WalkMove (prvm_edict_t *ent)
2302 prvm_prog_t *prog = SVVM_prog;
2305 //int originalmove_clip;
2306 int originalmove_flags;
2307 int originalmove_groundentity;
2308 int hitsupercontentsmask = SV_GenericHitSuperContentsMask(ent);
2309 int skipsupercontentsmask = 0;
2310 int skipmaterialflagsmask = 0;
2312 vec3_t upmove, downmove, start_origin, start_velocity, stepnormal, originalmove_origin, originalmove_velocity, entmins, entmaxs;
2313 trace_t downtrace, trace;
2316 // if frametime is 0 (due to client sending the same timestamp twice),
2318 if (sv.frametime <= 0)
2321 if (sv_gameplayfix_unstickplayers.integer)
2322 SV_CheckStuck (ent);
2324 applygravity = !SV_CheckWater (ent) && PRVM_serveredictfloat(ent, movetype) == MOVETYPE_WALK && ! ((int)PRVM_serveredictfloat(ent, flags) & FL_WATERJUMP);
2326 SV_CheckVelocity(ent);
2328 // do a regular slide move unless it looks like you ran into a step
2329 oldonground = (int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND;
2331 VectorCopy (PRVM_serveredictvector(ent, origin), start_origin);
2332 VectorCopy (PRVM_serveredictvector(ent, velocity), start_velocity);
2334 clip = SV_FlyMove (ent, sv.frametime, applygravity, NULL, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, sv_gameplayfix_stepmultipletimes.integer ? sv_stepheight.value : 0);
2336 if(sv_gameplayfix_downtracesupportsongroundflag.integer)
2339 // only try this if there was no floor in the way in the trace (no,
2340 // this check seems to be not REALLY necessary, because if clip & 1,
2341 // our trace will hit that thing too)
2342 VectorSet(upmove, PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2] + 1);
2343 VectorSet(downmove, PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2] - 1);
2344 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_FLYMISSILE)
2345 type = MOVE_MISSILE;
2346 else if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_FLY_WORLDONLY)
2347 type = MOVE_WORLDONLY;
2348 else if (PRVM_serveredictfloat(ent, solid) == SOLID_TRIGGER || PRVM_serveredictfloat(ent, solid) == SOLID_NOT)
2349 type = MOVE_NOMONSTERS; // only clip against bmodels
2352 VectorCopy(PRVM_serveredictvector(ent, mins), entmins);
2353 VectorCopy(PRVM_serveredictvector(ent, maxs), entmaxs);
2354 trace = SV_TraceBox(upmove, entmins, entmaxs, downmove, type, ent, SV_GenericHitSuperContentsMask(ent), skipsupercontentsmask, skipmaterialflagsmask, collision_extendmovelength.value);
2355 if(trace.fraction < 1 && trace.plane.normal[2] > 0.7)
2357 clip |= 1; // but we HAVE found a floor
2358 // set groundentity so we get carried when walking onto a mover with sv_gameplayfix_nogravityonground
2359 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
2363 // if the move did not hit the ground at any point, we're not on ground
2365 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2367 SV_CheckVelocity(ent);
2369 SV_LinkEdict_TouchAreaGrid(ent);
2371 if(clip & 8) // teleport
2374 if ((int)PRVM_serveredictfloat(ent, flags) & FL_WATERJUMP)
2377 if (sv_nostep.integer)
2380 VectorCopy(PRVM_serveredictvector(ent, origin), originalmove_origin);
2381 VectorCopy(PRVM_serveredictvector(ent, velocity), originalmove_velocity);
2382 //originalmove_clip = clip;
2383 originalmove_flags = (int)PRVM_serveredictfloat(ent, flags);
2384 originalmove_groundentity = PRVM_serveredictedict(ent, groundentity);
2386 // if move didn't block on a step, return
2389 // if move was not trying to move into the step, return
2390 if (fabs(start_velocity[0]) < 0.03125 && fabs(start_velocity[1]) < 0.03125)
2393 if (PRVM_serveredictfloat(ent, movetype) != MOVETYPE_FLY)
2395 // return if gibbed by a trigger
2396 if (PRVM_serveredictfloat(ent, movetype) != MOVETYPE_WALK)
2399 // return if attempting to jump while airborn (unless sv_jumpstep)
2400 if (!sv_jumpstep.integer)
2401 if (!oldonground && PRVM_serveredictfloat(ent, waterlevel) == 0)
2405 // try moving up and forward to go up a step
2406 // back to start pos
2407 VectorCopy (start_origin, PRVM_serveredictvector(ent, origin));
2408 VectorCopy (start_velocity, PRVM_serveredictvector(ent, velocity));
2411 VectorClear (upmove);
2412 upmove[2] = sv_stepheight.value;
2413 if(!SV_PushEntity(&trace, ent, upmove, true))
2415 // we got teleported when upstepping... must abort the move
2420 PRVM_serveredictvector(ent, velocity)[2] = 0;
2421 clip = SV_FlyMove (ent, sv.frametime, applygravity, stepnormal, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, 0);
2422 PRVM_serveredictvector(ent, velocity)[2] += start_velocity[2];
2425 // we got teleported when upstepping... must abort the move
2426 // note that z velocity handling may not be what QC expects here, but we cannot help it
2430 SV_CheckVelocity(ent);
2432 SV_LinkEdict_TouchAreaGrid(ent);
2434 // check for stuckness, possibly due to the limited precision of floats
2435 // in the clipping hulls
2437 && fabs(originalmove_origin[1] - PRVM_serveredictvector(ent, origin)[1]) < 0.03125
2438 && fabs(originalmove_origin[0] - PRVM_serveredictvector(ent, origin)[0]) < 0.03125)
2440 //Con_Printf("wall\n");
2441 // stepping up didn't make any progress, revert to original move
2442 VectorCopy(originalmove_origin, PRVM_serveredictvector(ent, origin));
2443 VectorCopy(originalmove_velocity, PRVM_serveredictvector(ent, velocity));
2444 //clip = originalmove_clip;
2445 PRVM_serveredictfloat(ent, flags) = originalmove_flags;
2446 PRVM_serveredictedict(ent, groundentity) = originalmove_groundentity;
2447 // now try to unstick if needed
2448 //clip = SV_TryUnstick (ent, oldvel);
2452 //Con_Printf("step - ");
2454 // extra friction based on view angle
2455 if (clip & 2 && sv_wallfriction.integer)
2456 SV_WallFriction (ent, stepnormal);
2458 // don't do the down move if stepdown is disabled, moving upward, not in water, or the move started offground or ended onground
2459 else if (!sv_gameplayfix_stepdown.integer || PRVM_serveredictfloat(ent, waterlevel) >= 3 || start_velocity[2] >= (1.0 / 32.0) || !oldonground || ((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND))
2463 VectorClear (downmove);
2464 downmove[2] = -sv_stepheight.value + start_velocity[2]*sv.frametime;
2465 if(!SV_PushEntity (&downtrace, ent, downmove, true))
2467 // we got teleported when downstepping... must abort the move
2471 if (downtrace.fraction < 1 && downtrace.plane.normal[2] > 0.7)
2473 // this has been disabled so that you can't jump when you are stepping
2474 // up while already jumping (also known as the Quake2 double jump bug)
2476 // LadyHavoc: disabled this check so you can walk on monsters/players
2477 //if (PRVM_serveredictfloat(ent, solid) == SOLID_BSP)
2479 //Con_Printf("onground\n");
2480 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) | FL_ONGROUND;
2481 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(downtrace.ent);
2487 //Con_Printf("slope\n");
2488 // if the push down didn't end up on good ground, use the move without
2489 // the step up. This happens near wall / slope combinations, and can
2490 // cause the player to hop up higher on a slope too steep to climb
2491 VectorCopy(originalmove_origin, PRVM_serveredictvector(ent, origin));
2492 VectorCopy(originalmove_velocity, PRVM_serveredictvector(ent, velocity));
2493 //clip = originalmove_clip;
2494 PRVM_serveredictfloat(ent, flags) = originalmove_flags;
2495 PRVM_serveredictedict(ent, groundentity) = originalmove_groundentity;
2498 SV_CheckVelocity(ent);
2500 SV_LinkEdict_TouchAreaGrid(ent);
2503 //============================================================================
2509 Entities that are "stuck" to another entity
2512 static void SV_Physics_Follow (prvm_edict_t *ent)
2514 prvm_prog_t *prog = SVVM_prog;
2515 vec3_t vf, vr, vu, angles, v;
2518 // LadyHavoc: implemented rotation on MOVETYPE_FOLLOW objects
2519 e = PRVM_PROG_TO_EDICT(PRVM_serveredictedict(ent, aiment));
2520 if (PRVM_serveredictvector(e, angles)[0] == PRVM_serveredictvector(ent, punchangle)[0] && PRVM_serveredictvector(e, angles)[1] == PRVM_serveredictvector(ent, punchangle)[1] && PRVM_serveredictvector(e, angles)[2] == PRVM_serveredictvector(ent, punchangle)[2])
2522 // quick case for no rotation
2523 VectorAdd(PRVM_serveredictvector(e, origin), PRVM_serveredictvector(ent, view_ofs), PRVM_serveredictvector(ent, origin));
2527 angles[0] = -PRVM_serveredictvector(ent, punchangle)[0];
2528 angles[1] = PRVM_serveredictvector(ent, punchangle)[1];
2529 angles[2] = PRVM_serveredictvector(ent, punchangle)[2];
2530 AngleVectors (angles, vf, vr, vu);
2531 v[0] = PRVM_serveredictvector(ent, view_ofs)[0] * vf[0] + PRVM_serveredictvector(ent, view_ofs)[1] * vr[0] + PRVM_serveredictvector(ent, view_ofs)[2] * vu[0];
2532 v[1] = PRVM_serveredictvector(ent, view_ofs)[0] * vf[1] + PRVM_serveredictvector(ent, view_ofs)[1] * vr[1] + PRVM_serveredictvector(ent, view_ofs)[2] * vu[1];
2533 v[2] = PRVM_serveredictvector(ent, view_ofs)[0] * vf[2] + PRVM_serveredictvector(ent, view_ofs)[1] * vr[2] + PRVM_serveredictvector(ent, view_ofs)[2] * vu[2];
2534 angles[0] = -PRVM_serveredictvector(e, angles)[0];
2535 angles[1] = PRVM_serveredictvector(e, angles)[1];
2536 angles[2] = PRVM_serveredictvector(e, angles)[2];
2537 AngleVectors (angles, vf, vr, vu);
2538 PRVM_serveredictvector(ent, origin)[0] = v[0] * vf[0] + v[1] * vf[1] + v[2] * vf[2] + PRVM_serveredictvector(e, origin)[0];
2539 PRVM_serveredictvector(ent, origin)[1] = v[0] * vr[0] + v[1] * vr[1] + v[2] * vr[2] + PRVM_serveredictvector(e, origin)[1];
2540 PRVM_serveredictvector(ent, origin)[2] = v[0] * vu[0] + v[1] * vu[1] + v[2] * vu[2] + PRVM_serveredictvector(e, origin)[2];
2542 VectorAdd (PRVM_serveredictvector(e, angles), PRVM_serveredictvector(ent, v_angle), PRVM_serveredictvector(ent, angles));
2544 //SV_LinkEdict_TouchAreaGrid(ent);
2548 ==============================================================================
2552 ==============================================================================
2557 SV_CheckWaterTransition
2561 static void SV_CheckWaterTransition (prvm_edict_t *ent)
2564 prvm_prog_t *prog = SVVM_prog;
2565 // LadyHavoc: bugfixes in this function are keyed to the sv_gameplayfix_bugfixedcheckwatertransition cvar - if this cvar is 0 then all the original bugs should be reenabled for compatibility
2567 VectorCopy(PRVM_serveredictvector(ent, origin), entorigin);
2568 cont = Mod_Q1BSP_NativeContentsFromSuperContents(SV_PointSuperContents(entorigin));
2569 if (!PRVM_serveredictfloat(ent, watertype))
2571 // just spawned here
2572 if (!sv_gameplayfix_fixedcheckwatertransition.integer)
2574 PRVM_serveredictfloat(ent, watertype) = cont;
2575 PRVM_serveredictfloat(ent, waterlevel) = 1;
2579 // DRESK - Support for Entity Contents Transition Event
2580 // NOTE: Call here BEFORE updating the watertype below,
2581 // and suppress watersplash sound if a valid function
2582 // call was made to allow for custom "splash" sounds.
2583 else if( !SV_CheckContentsTransition(ent, cont) )
2584 { // Contents Transition Function Invalid; Potentially Play Water Sound
2585 // check if the entity crossed into or out of water
2586 if (sv_sound_watersplash.string && ((PRVM_serveredictfloat(ent, watertype) == CONTENTS_WATER || PRVM_serveredictfloat(ent, watertype) == CONTENTS_SLIME) != (cont == CONTENTS_WATER || cont == CONTENTS_SLIME)))
2587 SV_StartSound (ent, 0, sv_sound_watersplash.string, 255, 1, false, 1.0f);
2590 if (cont <= CONTENTS_WATER)
2592 PRVM_serveredictfloat(ent, watertype) = cont;
2593 PRVM_serveredictfloat(ent, waterlevel) = 1;
2597 PRVM_serveredictfloat(ent, watertype) = CONTENTS_EMPTY;
2598 PRVM_serveredictfloat(ent, waterlevel) = sv_gameplayfix_fixedcheckwatertransition.integer ? 0 : cont;
2606 Toss, bounce, and fly movement. When onground, do nothing.
2610 void SV_Physics_Toss (prvm_edict_t *ent)
2612 prvm_prog_t *prog = SVVM_prog;
2617 prvm_edict_t *groundentity;
2618 float d, ent_gravity;
2622 // if onground, return without moving
2623 if ((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND)
2625 groundentity = PRVM_PROG_TO_EDICT(PRVM_serveredictedict(ent, groundentity));
2626 if (PRVM_serveredictvector(ent, velocity)[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer)
2628 // don't stick to ground if onground and moving upward
2629 PRVM_serveredictfloat(ent, flags) -= FL_ONGROUND;
2631 else if (!PRVM_serveredictedict(ent, groundentity) || !sv_gameplayfix_noairborncorpse.integer)
2633 // we can trust FL_ONGROUND if groundentity is world because it never moves
2636 else if (ent->priv.server->suspendedinairflag && groundentity->free)
2638 // if ent was supported by a brush model on previous frame,
2639 // and groundentity is now freed, set groundentity to 0 (world)
2640 // which leaves it suspended in the air
2641 PRVM_serveredictedict(ent, groundentity) = 0;
2642 if (sv_gameplayfix_noairborncorpse_allowsuspendeditems.integer)
2645 else if (BoxesOverlap(ent->priv.server->cullmins, ent->priv.server->cullmaxs, groundentity->priv.server->cullmins, groundentity->priv.server->cullmaxs))
2647 // don't slide if still touching the groundentity
2651 ent->priv.server->suspendedinairflag = false;
2653 SV_CheckVelocity (ent);
2656 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_TOSS || PRVM_serveredictfloat(ent, movetype) == MOVETYPE_BOUNCE)
2657 PRVM_serveredictvector(ent, velocity)[2] -= SV_Gravity(ent);
2660 VectorMA (PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
2662 movetime = sv.frametime;
2663 for (bump = 0;bump < MAX_CLIP_PLANES && movetime > 0;bump++)
2666 VectorScale(PRVM_serveredictvector(ent, velocity), movetime, move);
2667 if(!SV_PushEntity(&trace, ent, move, true))
2668 return; // teleported
2671 if (trace.bmodelstartsolid && sv_gameplayfix_unstickentities.integer)
2673 // try to unstick the entity
2674 SV_UnstickEntity(ent);
2675 if(!SV_PushEntity(&trace, ent, move, true))
2676 return; // teleported
2680 if (trace.fraction == 1)
2682 movetime *= 1 - min(1, trace.fraction);
2683 switch((int)PRVM_serveredictfloat(ent, movetype))
2685 case MOVETYPE_BOUNCEMISSILE:
2686 bouncefactor = PRVM_serveredictfloat(ent, bouncefactor);
2688 bouncefactor = 1.0f;
2690 ClipVelocity(PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity), 1 + bouncefactor);
2691 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2692 if (!sv_gameplayfix_slidemoveprojectiles.integer)
2695 case MOVETYPE_BOUNCE:
2696 bouncefactor = PRVM_serveredictfloat(ent, bouncefactor);
2698 bouncefactor = 0.5f;
2700 bouncestop = PRVM_serveredictfloat(ent, bouncestop);
2702 bouncestop = 60.0f / 800.0f;
2704 ClipVelocity(PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity), 1 + bouncefactor);
2705 ent_gravity = PRVM_serveredictfloat(ent, gravity);
2708 // LadyHavoc: fixed grenades not bouncing when fired down a slope
2709 if (sv_gameplayfix_grenadebouncedownslopes.integer)
2710 d = fabs(DotProduct(trace.plane.normal, PRVM_serveredictvector(ent, velocity)));
2712 d = PRVM_serveredictvector(ent, velocity)[2];
2713 if (trace.plane.normal[2] > 0.7 && d < sv_gravity.value * bouncestop * ent_gravity)
2715 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) | FL_ONGROUND;
2716 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
2717 VectorClear(PRVM_serveredictvector(ent, velocity));
2718 VectorClear(PRVM_serveredictvector(ent, avelocity));
2723 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2724 if (!sv_gameplayfix_slidemoveprojectiles.integer)
2729 ClipVelocity (PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity), 1.0);
2730 if (trace.plane.normal[2] > 0.7)
2732 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) | FL_ONGROUND;
2733 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
2734 if (PRVM_serveredictfloat(((prvm_edict_t *)trace.ent), solid) == SOLID_BSP)
2735 ent->priv.server->suspendedinairflag = true;
2736 VectorClear (PRVM_serveredictvector(ent, velocity));
2737 VectorClear (PRVM_serveredictvector(ent, avelocity));
2742 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2743 if (!sv_gameplayfix_slidemoveprojectiles.integer)
2750 // check for in water
2751 SV_CheckWaterTransition (ent);
2755 ===============================================================================
2759 ===============================================================================
2766 Monsters freefall when they don't have a ground entity, otherwise
2767 all movement is done with discrete steps.
2769 This is also used for objects that have become still on the ground, but
2770 will fall if the floor is pulled out from under them.
2773 static void SV_Physics_Step (prvm_edict_t *ent)
2775 prvm_prog_t *prog = SVVM_prog;
2776 int flags = (int)PRVM_serveredictfloat(ent, flags);
2779 // Backup Velocity in the event that movetypesteplandevent is called,
2780 // to provide a parameter with the entity's velocity at impact.
2781 vec3_t backupVelocity;
2782 VectorCopy(PRVM_serveredictvector(ent, velocity), backupVelocity);
2783 // don't fall at all if fly/swim
2784 if (!(flags & (FL_FLY | FL_SWIM)))
2786 if (flags & FL_ONGROUND)
2788 // freefall if onground and moving upward
2789 // freefall if not standing on a world surface (it may be a lift or trap door)
2790 if (PRVM_serveredictvector(ent, velocity)[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer)
2792 PRVM_serveredictfloat(ent, flags) -= FL_ONGROUND;
2793 SV_CheckVelocity(ent);
2794 SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent), 0, 0, 0);
2796 SV_LinkEdict_TouchAreaGrid(ent);
2797 ent->priv.server->waterposition_forceupdate = true;
2802 // freefall if not onground
2803 int hitsound = PRVM_serveredictvector(ent, velocity)[2] < sv_gravity.value * -0.1;
2805 SV_CheckVelocity(ent);
2806 SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent), 0, 0, 0);
2808 SV_LinkEdict_TouchAreaGrid(ent);
2811 if (hitsound && (int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND)
2813 // DRESK - Check for Entity Land Event Function
2814 if(PRVM_serveredictfunction(ent, movetypesteplandevent))
2815 { // Valid Function; Execute
2816 // Prepare Parameters
2817 // Assign Velocity at Impact
2818 PRVM_G_VECTOR(OFS_PARM0)[0] = backupVelocity[0];
2819 PRVM_G_VECTOR(OFS_PARM0)[1] = backupVelocity[1];
2820 PRVM_G_VECTOR(OFS_PARM0)[2] = backupVelocity[2];
2822 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2824 PRVM_serverglobalfloat(time) = sv.time;
2825 // Execute VM Function
2826 prog->ExecuteProgram(prog, PRVM_serveredictfunction(ent, movetypesteplandevent), "movetypesteplandevent: NULL function");
2829 // Check for Engine Landing Sound
2830 if(sv_sound_land.string)
2831 SV_StartSound(ent, 0, sv_sound_land.string, 255, 1, false, 1.0f);
2833 ent->priv.server->waterposition_forceupdate = true;
2838 //============================================================================
2840 static void SV_Physics_Entity (prvm_edict_t *ent)
2842 prvm_prog_t *prog = SVVM_prog;
2843 // don't run think/move on newly spawned projectiles as it messes up
2844 // movement interpolation and rocket trails, and is inconsistent with
2845 // respect to entities spawned in the same frame
2846 // (if an ent spawns a higher numbered ent, it moves in the same frame,
2847 // but if it spawns a lower numbered ent, it doesn't - this never moves
2848 // ents in the first frame regardless)
2849 qbool runmove = ent->priv.server->move;
2850 ent->priv.server->move = true;
2851 if (!runmove && sv_gameplayfix_delayprojectiles.integer > 0)
2853 switch ((int) PRVM_serveredictfloat(ent, movetype))
2856 case MOVETYPE_FAKEPUSH:
2857 SV_Physics_Pusher (ent);
2860 // LadyHavoc: manually inlined the thinktime check here because MOVETYPE_NONE is used on so many objects
2861 if (PRVM_serveredictfloat(ent, nextthink) > 0 && PRVM_serveredictfloat(ent, nextthink) <= sv.time + sv.frametime)
2864 case MOVETYPE_FOLLOW:
2865 if(SV_RunThink(ent))
2866 SV_Physics_Follow (ent);
2868 case MOVETYPE_NOCLIP:
2869 if (SV_RunThink(ent))
2872 VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
2873 VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
2878 SV_Physics_Step (ent);
2880 if (SV_RunThink(ent))
2881 if (ent->priv.server->waterposition_forceupdate || !VectorCompare(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin))
2883 ent->priv.server->waterposition_forceupdate = false;
2884 VectorCopy(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin);
2885 SV_CheckWaterTransition(ent);
2889 if (SV_RunThink (ent))
2893 case MOVETYPE_BOUNCE:
2894 case MOVETYPE_BOUNCEMISSILE:
2895 case MOVETYPE_FLYMISSILE:
2897 case MOVETYPE_FLY_WORLDONLY:
2899 if (SV_RunThink (ent))
2900 SV_Physics_Toss (ent);
2902 case MOVETYPE_PHYSICS:
2903 if (SV_RunThink(ent))
2906 SV_LinkEdict_TouchAreaGrid(ent);
2910 if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
2912 Con_Printf ("SV_Physics: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
2917 static void SV_Physics_ClientEntity_NoThink (prvm_edict_t *ent)
2919 prvm_prog_t *prog = SVVM_prog;
2921 // don't run think at all, that is done during server frames
2922 // instead, call the movetypes directly so they match client input
2924 // This probably only makes sense for CSQC-networked (SendEntity field set) player entities
2925 switch ((int) PRVM_serveredictfloat(ent, movetype))
2928 case MOVETYPE_FAKEPUSH:
2929 // push physics relies heavily on think times and calls, and so cannot be predicted currently
2930 Con_Printf ("SV_Physics_ClientEntity_NoThink: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
2934 case MOVETYPE_FOLLOW:
2935 SV_Physics_Follow (ent);
2937 case MOVETYPE_NOCLIP:
2938 VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
2939 VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
2942 SV_Physics_Step (ent);
2948 case MOVETYPE_BOUNCE:
2949 case MOVETYPE_BOUNCEMISSILE:
2950 case MOVETYPE_FLYMISSILE:
2951 SV_Physics_Toss (ent);
2954 case MOVETYPE_FLY_WORLDONLY:
2957 case MOVETYPE_PHYSICS:
2960 if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
2962 Con_Printf ("SV_Physics_ClientEntity_NoThink: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
2967 void SV_Physics_ClientMove(void)
2969 prvm_prog_t *prog = SVVM_prog;
2971 ent = host_client->edict;
2973 // call player physics, this needs the proper frametime
2974 PRVM_serverglobalfloat(frametime) = sv.frametime;
2977 // call standard client pre-think, with frametime = 0
2978 PRVM_serverglobalfloat(time) = sv.time;
2979 PRVM_serverglobalfloat(frametime) = 0;
2980 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2981 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPreThink), "QC function PlayerPreThink is missing");
2982 PRVM_serverglobalfloat(frametime) = sv.frametime;
2984 // make sure the velocity is sane (not a NaN)
2985 SV_CheckVelocity(ent);
2987 // perform movetype behaviour
2988 // note: will always be MOVETYPE_WALK if disableclientprediction = 0
2989 SV_Physics_ClientEntity_NoThink (ent);
2991 // call standard player post-think, with frametime = 0
2992 PRVM_serverglobalfloat(time) = sv.time;
2993 PRVM_serverglobalfloat(frametime) = 0;
2994 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2995 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPostThink), "QC function PlayerPostThink is missing");
2996 PRVM_serverglobalfloat(frametime) = sv.frametime;
2998 if(PRVM_serveredictfloat(ent, fixangle))
3000 // angle fixing was requested by physics code...
3001 // so store the current angles for later use
3002 VectorCopy(PRVM_serveredictvector(ent, angles), host_client->fixangle_angles);
3003 host_client->fixangle_angles_set = true;
3005 // and clear fixangle for the next frame
3006 PRVM_serveredictfloat(ent, fixangle) = 0;
3010 static void SV_Physics_ClientEntity_PreThink(prvm_edict_t *ent)
3012 prvm_prog_t *prog = SVVM_prog;
3013 // don't do physics on disconnected clients, FrikBot relies on this
3014 if (!host_client->begun)
3017 // make sure the velocity is sane (not a NaN)
3018 SV_CheckVelocity(ent);
3020 // don't run physics here if running asynchronously
3021 if (host_client->clmovement_inputtimeout <= 0)
3024 //host_client->cmd.time = max(host_client->cmd.time, sv.time);
3027 // make sure the velocity is still sane (not a NaN)
3028 SV_CheckVelocity(ent);
3030 // call standard client pre-think
3031 PRVM_serverglobalfloat(time) = sv.time;
3032 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
3033 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPreThink), "QC function PlayerPreThink is missing");
3035 // make sure the velocity is still sane (not a NaN)
3036 SV_CheckVelocity(ent);
3039 static void SV_Physics_ClientEntity_PostThink(prvm_edict_t *ent)
3041 prvm_prog_t *prog = SVVM_prog;
3042 // don't do physics on disconnected clients, FrikBot relies on this
3043 if (!host_client->begun)
3046 // make sure the velocity is sane (not a NaN)
3047 SV_CheckVelocity(ent);
3049 // call standard player post-think
3050 PRVM_serverglobalfloat(time) = sv.time;
3051 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
3052 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPostThink), "QC function PlayerPostThink is missing");
3054 // make sure the velocity is still sane (not a NaN)
3055 SV_CheckVelocity(ent);
3057 if(PRVM_serveredictfloat(ent, fixangle))
3059 // angle fixing was requested by physics code...
3060 // so store the current angles for later use
3061 VectorCopy(PRVM_serveredictvector(ent, angles), host_client->fixangle_angles);
3062 host_client->fixangle_angles_set = true;
3064 // and clear fixangle for the next frame
3065 PRVM_serveredictfloat(ent, fixangle) = 0;
3068 // decrement the countdown variable used to decide when to go back to
3069 // synchronous physics
3070 if (host_client->clmovement_inputtimeout > sv.frametime)
3071 host_client->clmovement_inputtimeout -= sv.frametime;
3073 host_client->clmovement_inputtimeout = 0;
3076 static void SV_Physics_ClientEntity(prvm_edict_t *ent)
3078 prvm_prog_t *prog = SVVM_prog;
3079 // don't do physics on disconnected clients, FrikBot relies on this
3080 if (!host_client->begun)
3082 memset(&host_client->cmd, 0, sizeof(host_client->cmd));
3086 // make sure the velocity is sane (not a NaN)
3087 SV_CheckVelocity(ent);
3089 switch ((int) PRVM_serveredictfloat(ent, movetype))
3092 case MOVETYPE_FAKEPUSH:
3093 SV_Physics_Pusher (ent);
3096 // LadyHavoc: manually inlined the thinktime check here because MOVETYPE_NONE is used on so many objects
3097 if (PRVM_serveredictfloat(ent, nextthink) > 0 && PRVM_serveredictfloat(ent, nextthink) <= sv.time + sv.frametime)
3100 case MOVETYPE_FOLLOW:
3102 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3103 SV_Physics_Follow (ent);
3105 case MOVETYPE_NOCLIP:
3107 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3110 VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
3111 VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
3115 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3116 SV_Physics_Step (ent);
3117 if (SV_RunThink(ent))
3118 if (ent->priv.server->waterposition_forceupdate || !VectorCompare(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin))
3120 ent->priv.server->waterposition_forceupdate = false;
3121 VectorCopy(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin);
3122 SV_CheckWaterTransition(ent);
3127 // don't run physics here if running asynchronously
3128 if (host_client->clmovement_inputtimeout <= 0)
3132 case MOVETYPE_BOUNCE:
3133 case MOVETYPE_BOUNCEMISSILE:
3134 case MOVETYPE_FLYMISSILE:
3137 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3138 SV_Physics_Toss (ent);
3141 case MOVETYPE_FLY_WORLDONLY:
3143 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3146 case MOVETYPE_PHYSICS:
3150 if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
3152 Con_Printf ("SV_Physics_ClientEntity: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
3156 SV_CheckVelocity (ent);
3159 SV_LinkEdict_TouchAreaGrid(ent);
3161 SV_CheckVelocity (ent);
3170 void SV_Physics (void)
3172 prvm_prog_t *prog = SVVM_prog;
3176 // free memory for resources that are no longer referenced
3177 PRVM_GarbageCollection(prog);
3179 // let the progs know that a new frame has started
3180 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(prog->edicts);
3181 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(prog->edicts);
3182 PRVM_serverglobalfloat(time) = sv.time;
3183 PRVM_serverglobalfloat(frametime) = sv.frametime;
3184 prog->ExecuteProgram(prog, PRVM_serverfunction(StartFrame), "QC function StartFrame is missing");
3187 // run physics engine
3188 World_Physics_Frame(&sv.world, sv.frametime, sv_gravity.value);
3192 // treat each object in turn
3195 // if force_retouch, relink all the entities
3196 if (PRVM_serverglobalfloat(force_retouch) > 0)
3197 for (i = 1, ent = PRVM_EDICT_NUM(i);i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
3199 SV_LinkEdict_TouchAreaGrid(ent); // force retouch even for stationary
3201 if (sv_gameplayfix_consistentplayerprethink.integer)
3203 // run physics on the client entities in 3 stages
3204 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3206 SV_Physics_ClientEntity_PreThink(ent);
3208 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3210 SV_Physics_ClientEntity(ent);
3212 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3214 SV_Physics_ClientEntity_PostThink(ent);
3218 // run physics on the client entities
3219 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3223 SV_Physics_ClientEntity_PreThink(ent);
3224 SV_Physics_ClientEntity(ent);
3225 SV_Physics_ClientEntity_PostThink(ent);
3230 // run physics on all the non-client entities
3231 if (!sv_freezenonclients.integer)
3233 for (;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
3235 SV_Physics_Entity(ent);
3236 // make a second pass to see if any ents spawned this frame and make
3237 // sure they run their move/think
3238 if (sv_gameplayfix_delayprojectiles.integer < 0)
3239 for (i = svs.maxclients + 1, ent = PRVM_EDICT_NUM(i);i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
3240 if (!ent->priv.server->move && !ent->free)
3241 SV_Physics_Entity(ent);
3244 if (PRVM_serverglobalfloat(force_retouch) > 0)
3245 PRVM_serverglobalfloat(force_retouch) = max(0, PRVM_serverglobalfloat(force_retouch) - 1);
3247 // LadyHavoc: endframe support
3248 if (PRVM_serverfunction(EndFrame))
3250 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(prog->edicts);
3251 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(prog->edicts);
3252 PRVM_serverglobalfloat(time) = sv.time;
3253 prog->ExecuteProgram(prog, PRVM_serverfunction(EndFrame), "QC function EndFrame is missing");
3256 // decrement prog->num_edicts if the highest number entities died
3257 for (;PRVM_ED_CanAlloc(prog, PRVM_EDICT_NUM(prog->num_edicts - 1));prog->num_edicts--);
3259 if (!sv_freezenonclients.integer)
3260 sv.time += sv.frametime;