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 if (fabs(PRVM_serveredictvector(ent, origin)[0] - org[0]) >= 0.03125 || fabs(PRVM_serveredictvector(ent, origin)[1] - org[1]) >= 0.03125)
1312 //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]);
1314 VectorCopy(PRVM_serveredictvector(ent, origin), trace.endpos);
1315 time_left *= 1 - trace.fraction;
1321 //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]);
1322 VectorCopy(org, PRVM_serveredictvector(ent, origin));
1327 // step - return it to caller
1329 // save the trace for player extrafriction
1331 VectorCopy(trace.plane.normal, stepnormal);
1333 if (trace.fraction >= 0.001)
1335 // actually covered some distance
1336 VectorCopy(PRVM_serveredictvector(ent, velocity), original_velocity);
1340 // clipped to another plane
1341 if (numplanes >= MAX_CLIP_PLANES)
1343 // this shouldn't really happen
1344 VectorClear(PRVM_serveredictvector(ent, velocity));
1350 for (i = 0;i < numplanes;i++)
1351 if (DotProduct(trace.plane.normal, planes[i]) > 0.99)
1355 VectorAdd(PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity));
1360 VectorCopy(trace.plane.normal, planes[numplanes]);
1363 // modify original_velocity so it parallels all of the clip planes
1364 for (i = 0;i < numplanes;i++)
1366 ClipVelocity(original_velocity, planes[i], new_velocity, 1);
1367 for (j = 0;j < numplanes;j++)
1372 if (DotProduct(new_velocity, planes[j]) < 0)
1382 // go along this plane
1383 VectorCopy(new_velocity, PRVM_serveredictvector(ent, velocity));
1387 // go along the crease
1390 VectorClear(PRVM_serveredictvector(ent, velocity));
1394 CrossProduct(planes[0], planes[1], dir);
1395 // LadyHavoc: thanks to taniwha of QuakeForge for pointing out this fix for slowed falling in corners
1396 VectorNormalize(dir);
1397 d = DotProduct(dir, PRVM_serveredictvector(ent, velocity));
1398 VectorScale(dir, d, PRVM_serveredictvector(ent, velocity));
1401 // if current velocity is against the original velocity,
1402 // stop dead to avoid tiny occilations in sloping corners
1403 if (DotProduct(PRVM_serveredictvector(ent, velocity), primal_velocity) <= 0)
1405 VectorClear(PRVM_serveredictvector(ent, velocity));
1410 //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]);
1413 if ((blocked & 1) == 0 && bumpcount > 1)
1415 // LadyHavoc: fix the 'fall to your death in a wedge corner' glitch
1416 // flag ONGROUND if there's ground under it
1417 trace = SV_TraceBox(PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, mins), PRVM_serveredictvector(ent, maxs), end, MOVE_NORMAL, ent, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
1421 // LadyHavoc: this came from QW and allows you to get out of water more easily
1422 if (sv_gameplayfix_easierwaterjump.integer && ((int)PRVM_serveredictfloat(ent, flags) & FL_WATERJUMP) && !(blocked & 8))
1423 VectorCopy(primal_velocity, PRVM_serveredictvector(ent, velocity));
1427 if(!sv_gameplayfix_nogravityonground.integer || !((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND))
1429 if (sv_gameplayfix_gravityunaffectedbyticrate.integer)
1430 PRVM_serveredictvector(ent, velocity)[2] -= gravity * 0.5f;
1443 static float SV_Gravity (prvm_edict_t *ent)
1445 prvm_prog_t *prog = SVVM_prog;
1448 ent_gravity = PRVM_serveredictfloat(ent, gravity);
1451 return ent_gravity * sv_gravity.value * sv.frametime;
1456 ===============================================================================
1460 ===============================================================================
1463 static qbool SV_NudgeOutOfSolid_PivotIsKnownGood(prvm_edict_t *ent, vec3_t pivot)
1465 prvm_prog_t *prog = SVVM_prog;
1469 vec3_t stuckmins, stuckmaxs;
1470 vec3_t goodmins, goodmaxs;
1474 VectorCopy(PRVM_serveredictvector(ent, origin), stuckorigin);
1475 VectorCopy(PRVM_serveredictvector(ent, mins), stuckmins);
1476 VectorCopy(PRVM_serveredictvector(ent, maxs), stuckmaxs);
1477 VectorCopy(pivot, goodmins);
1478 VectorCopy(pivot, goodmaxs);
1479 for (bump = 0;bump < 6;bump++)
1481 int coord = 2-(bump >> 1);
1482 //int coord = (bump >> 1);
1483 int dir = (bump & 1);
1486 for(subbump = 0; ; ++subbump)
1488 VectorCopy(stuckorigin, testorigin);
1492 testorigin[coord] += stuckmaxs[coord] - goodmaxs[coord];
1497 testorigin[coord] += stuckmins[coord] - goodmins[coord];
1500 stucktrace = SV_TraceBox(stuckorigin, goodmins, goodmaxs, testorigin, MOVE_NOMONSTERS, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
1501 if (stucktrace.bmodelstartsolid)
1503 // BAD BAD, can't fix that
1507 if (stucktrace.fraction >= 1)
1512 // BAD BAD, can't fix that
1516 // we hit something... let's move out of it
1517 VectorSubtract(stucktrace.endpos, testorigin, move);
1518 nudge = DotProduct(stucktrace.plane.normal, move) + 0.03125f; // FIXME cvar this constant
1519 VectorMA(stuckorigin, nudge, stucktrace.plane.normal, stuckorigin);
1523 Con_Printf("subbump: %d\n", subbump);
1529 goodmaxs[coord] = stuckmaxs[coord];
1534 goodmins[coord] = stuckmins[coord];
1539 VectorCopy(stuckorigin, PRVM_serveredictvector(ent, origin));
1544 qbool SV_NudgeOutOfSolid(prvm_edict_t *ent)
1546 prvm_prog_t *prog = SVVM_prog;
1550 vec3_t stuckmins, stuckmaxs;
1552 vec_t separation = sv_gameplayfix_nudgeoutofsolid_separation.value;
1553 if (sv.worldmodel && sv.worldmodel->brushq1.numclipnodes)
1554 separation = 0.0f; // when using hulls, it can not be enlarged
1555 VectorCopy(PRVM_serveredictvector(ent, mins), stuckmins);
1556 VectorCopy(PRVM_serveredictvector(ent, maxs), stuckmaxs);
1557 stuckmins[0] -= separation;
1558 stuckmins[1] -= separation;
1559 stuckmins[2] -= separation;
1560 stuckmaxs[0] += separation;
1561 stuckmaxs[1] += separation;
1562 stuckmaxs[2] += separation;
1563 // first pass we try to get it out of brush entities
1564 // second pass we try to get it out of world only (can't win them all)
1565 for (pass = 0;pass < 2;pass++)
1567 VectorCopy(PRVM_serveredictvector(ent, origin), stuckorigin);
1568 for (bump = 0;bump < 10;bump++)
1570 stucktrace = SV_TraceBox(stuckorigin, stuckmins, stuckmaxs, stuckorigin, pass ? MOVE_WORLDONLY : MOVE_NOMONSTERS, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
1571 if (!stucktrace.bmodelstartsolid || stucktrace.startdepth >= 0)
1573 // found a good location, use it
1574 VectorCopy(stuckorigin, PRVM_serveredictvector(ent, origin));
1577 nudge = -stucktrace.startdepth;
1578 VectorMA(stuckorigin, nudge, stucktrace.startdepthnormal, stuckorigin);
1588 Does not change the entities velocity at all
1589 The trace struct is filled with the trace that has been done.
1590 Returns true if the push did not result in the entity being teleported by QC code.
1593 static qbool SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, qbool dolink)
1595 prvm_prog_t *prog = SVVM_prog;
1603 solid = (int)PRVM_serveredictfloat(ent, solid);
1604 movetype = (int)PRVM_serveredictfloat(ent, movetype);
1605 VectorCopy(PRVM_serveredictvector(ent, mins), mins);
1606 VectorCopy(PRVM_serveredictvector(ent, maxs), maxs);
1608 // move start position out of solids
1609 if (sv_gameplayfix_nudgeoutofsolid.integer && sv_gameplayfix_nudgeoutofsolid_separation.value >= 0)
1611 SV_NudgeOutOfSolid(ent);
1614 VectorCopy(PRVM_serveredictvector(ent, origin), start);
1615 VectorAdd(start, push, end);
1617 if (movetype == MOVETYPE_FLYMISSILE)
1618 type = MOVE_MISSILE;
1619 else if (movetype == MOVETYPE_FLY_WORLDONLY)
1620 type = MOVE_WORLDONLY;
1621 else if (solid == SOLID_TRIGGER || solid == SOLID_NOT)
1622 type = MOVE_NOMONSTERS; // only clip against bmodels
1626 *trace = SV_TraceBox(start, mins, maxs, end, type, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
1627 // fail the move if stuck in world
1628 if (trace->worldstartsolid)
1631 VectorCopy(trace->endpos, PRVM_serveredictvector(ent, origin));
1633 ent->priv.required->mark = PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN; // -2: setorigin running
1638 if(!trace->startsolid)
1639 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)
1641 Con_Printf("something eeeeevil happened\n");
1646 SV_LinkEdict_TouchAreaGrid(ent);
1648 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))))
1649 SV_Impact (ent, trace);
1651 if(ent->priv.required->mark == PRVM_EDICT_MARK_SETORIGIN_CAUGHT)
1653 ent->priv.required->mark = 0;
1656 else if(ent->priv.required->mark == PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN)
1658 ent->priv.required->mark = 0;
1663 Con_Printf("The edict mark had been overwritten! Please debug this.\n");
1675 static void SV_PushMove (prvm_edict_t *pusher, float movetime)
1677 prvm_prog_t *prog = SVVM_prog;
1679 int pusherowner, pusherprog;
1682 float savesolid, movetime2, pushltime;
1683 vec3_t mins, maxs, move, move1, moveangle, pushorig, pushang, a, forward, left, up, org, pushermins, pushermaxs, checkorigin, checkmins, checkmaxs;
1685 int numcheckentities;
1686 static prvm_edict_t *checkentities[MAX_EDICTS];
1687 model_t *pushermodel;
1688 trace_t trace, trace2;
1689 matrix4x4_t pusherfinalmatrix, pusherfinalimatrix;
1690 static unsigned short moved_edicts[MAX_EDICTS];
1693 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])
1695 PRVM_serveredictfloat(pusher, ltime) += movetime;
1699 switch ((int) PRVM_serveredictfloat(pusher, solid))
1701 // LadyHavoc: valid pusher types
1704 case SOLID_SLIDEBOX:
1705 case SOLID_CORPSE: // LadyHavoc: this would be weird...
1707 // LadyHavoc: no collisions
1710 VectorMA (PRVM_serveredictvector(pusher, origin), movetime, PRVM_serveredictvector(pusher, velocity), PRVM_serveredictvector(pusher, origin));
1711 VectorMA (PRVM_serveredictvector(pusher, angles), movetime, PRVM_serveredictvector(pusher, avelocity), PRVM_serveredictvector(pusher, angles));
1712 PRVM_serveredictvector(pusher, angles)[0] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[0] * (1.0 / 360.0));
1713 PRVM_serveredictvector(pusher, angles)[1] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[1] * (1.0 / 360.0));
1714 PRVM_serveredictvector(pusher, angles)[2] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[2] * (1.0 / 360.0));
1715 PRVM_serveredictfloat(pusher, ltime) += movetime;
1716 SV_LinkEdict(pusher);
1719 Con_Printf("SV_PushMove: entity #%i, unrecognized solid type %f\n", PRVM_NUM_FOR_EDICT(pusher), PRVM_serveredictfloat(pusher, solid));
1722 index = (int) PRVM_serveredictfloat(pusher, modelindex);
1723 if (index < 1 || index >= MAX_MODELS)
1725 Con_Printf("SV_PushMove: entity #%i has an invalid modelindex %f\n", PRVM_NUM_FOR_EDICT(pusher), PRVM_serveredictfloat(pusher, modelindex));
1728 pushermodel = SV_GetModelByIndex(index);
1729 pusherowner = PRVM_serveredictedict(pusher, owner);
1730 pusherprog = PRVM_EDICT_TO_PROG(pusher);
1732 rotated = VectorLength2(PRVM_serveredictvector(pusher, angles)) + VectorLength2(PRVM_serveredictvector(pusher, avelocity)) > 0;
1734 movetime2 = movetime;
1735 VectorScale(PRVM_serveredictvector(pusher, velocity), movetime2, move1);
1736 VectorScale(PRVM_serveredictvector(pusher, avelocity), movetime2, moveangle);
1737 if (moveangle[0] || moveangle[2])
1739 for (i = 0;i < 3;i++)
1743 mins[i] = pushermodel->rotatedmins[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1744 maxs[i] = pushermodel->rotatedmaxs[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1748 mins[i] = pushermodel->rotatedmins[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1749 maxs[i] = pushermodel->rotatedmaxs[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1753 else if (moveangle[1])
1755 for (i = 0;i < 3;i++)
1759 mins[i] = pushermodel->yawmins[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1760 maxs[i] = pushermodel->yawmaxs[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1764 mins[i] = pushermodel->yawmins[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1765 maxs[i] = pushermodel->yawmaxs[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1771 for (i = 0;i < 3;i++)
1775 mins[i] = pushermodel->normalmins[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1776 maxs[i] = pushermodel->normalmaxs[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1780 mins[i] = pushermodel->normalmins[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1781 maxs[i] = pushermodel->normalmaxs[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1786 VectorNegate (moveangle, a);
1787 AngleVectorsFLU (a, forward, left, up);
1789 VectorCopy (PRVM_serveredictvector(pusher, origin), pushorig);
1790 VectorCopy (PRVM_serveredictvector(pusher, angles), pushang);
1791 pushltime = PRVM_serveredictfloat(pusher, ltime);
1793 // move the pusher to its final position
1795 VectorMA (PRVM_serveredictvector(pusher, origin), movetime, PRVM_serveredictvector(pusher, velocity), PRVM_serveredictvector(pusher, origin));
1796 VectorMA (PRVM_serveredictvector(pusher, angles), movetime, PRVM_serveredictvector(pusher, avelocity), PRVM_serveredictvector(pusher, angles));
1797 PRVM_serveredictfloat(pusher, ltime) += movetime;
1798 SV_LinkEdict(pusher);
1800 pushermodel = SV_GetModelFromEdict(pusher);
1801 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);
1802 Matrix4x4_Invert_Simple(&pusherfinalimatrix, &pusherfinalmatrix);
1804 savesolid = PRVM_serveredictfloat(pusher, solid);
1806 // see if any solid entities are inside the final position
1809 if (PRVM_serveredictfloat(pusher, movetype) == MOVETYPE_FAKEPUSH) // Tenebrae's MOVETYPE_PUSH variant that doesn't push...
1810 numcheckentities = 0;
1811 else // MOVETYPE_PUSH
1812 numcheckentities = SV_EntitiesInBox(mins, maxs, MAX_EDICTS, checkentities);
1813 for (e = 0;e < numcheckentities;e++)
1815 prvm_edict_t *check = checkentities[e];
1816 int movetype = (int)PRVM_serveredictfloat(check, movetype);
1821 case MOVETYPE_FOLLOW:
1822 case MOVETYPE_NOCLIP:
1823 case MOVETYPE_FLY_WORLDONLY:
1829 if (PRVM_serveredictedict(check, owner) == pusherprog)
1832 if (pusherowner == PRVM_EDICT_TO_PROG(check))
1835 //Con_Printf("%i %s ", PRVM_NUM_FOR_EDICT(check), PRVM_GetString(PRVM_serveredictstring(check, classname)));
1837 // tell any MOVETYPE_STEP entity that it may need to check for water transitions
1838 check->priv.server->waterposition_forceupdate = true;
1840 checkcontents = SV_GenericHitSuperContentsMask(check);
1842 // if the entity is standing on the pusher, it will definitely be moved
1843 // if the entity is not standing on the pusher, but is in the pusher's
1844 // final position, move it
1845 if (!((int)PRVM_serveredictfloat(check, flags) & FL_ONGROUND) || PRVM_PROG_TO_EDICT(PRVM_serveredictedict(check, groundentity)) != pusher)
1847 VectorCopy(PRVM_serveredictvector(pusher, mins), pushermins);
1848 VectorCopy(PRVM_serveredictvector(pusher, maxs), pushermaxs);
1849 VectorCopy(PRVM_serveredictvector(check, origin), checkorigin);
1850 VectorCopy(PRVM_serveredictvector(check, mins), checkmins);
1851 VectorCopy(PRVM_serveredictvector(check, maxs), checkmaxs);
1852 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);
1853 //trace = SV_TraceBox(PRVM_serveredictvector(check, origin), PRVM_serveredictvector(check, mins), PRVM_serveredictvector(check, maxs), PRVM_serveredictvector(check, origin), MOVE_NOMONSTERS, check, checkcontents);
1854 if (!trace.startsolid)
1856 //Con_Printf("- not in solid\n");
1861 VectorLerp(PRVM_serveredictvector(check, mins), 0.5f, PRVM_serveredictvector(check, maxs), pivot);
1862 //VectorClear(pivot);
1867 VectorSubtract (PRVM_serveredictvector(check, origin), PRVM_serveredictvector(pusher, origin), org);
1868 VectorAdd (org, pivot, org);
1869 org2[0] = DotProduct (org, forward);
1870 org2[1] = DotProduct (org, left);
1871 org2[2] = DotProduct (org, up);
1872 VectorSubtract (org2, org, move);
1873 VectorAdd (move, move1, move);
1876 VectorCopy (move1, move);
1878 //Con_Printf("- pushing %f %f %f\n", move[0], move[1], move[2]);
1880 VectorCopy (PRVM_serveredictvector(check, origin), check->priv.server->moved_from);
1881 VectorCopy (PRVM_serveredictvector(check, angles), check->priv.server->moved_fromangles);
1882 moved_edicts[num_moved++] = PRVM_NUM_FOR_EDICT(check);
1884 // physics objects need better collisions than this code can do
1885 if (movetype == MOVETYPE_PHYSICS)
1887 VectorAdd(PRVM_serveredictvector(check, origin), move, PRVM_serveredictvector(check, origin));
1888 SV_LinkEdict(check);
1889 SV_LinkEdict_TouchAreaGrid(check);
1893 // try moving the contacted entity
1894 PRVM_serveredictfloat(pusher, solid) = SOLID_NOT;
1895 if(!SV_PushEntity (&trace, check, move, true))
1897 // entity "check" got teleported
1898 PRVM_serveredictvector(check, angles)[1] += trace.fraction * moveangle[1];
1899 PRVM_serveredictfloat(pusher, solid) = savesolid; // was SOLID_BSP
1900 continue; // pushed enough
1902 // FIXME: turn players specially
1903 PRVM_serveredictvector(check, angles)[1] += trace.fraction * moveangle[1];
1904 PRVM_serveredictfloat(pusher, solid) = savesolid; // was SOLID_BSP
1905 //Con_Printf("%s:%d frac %f startsolid %d bmodelstartsolid %d allsolid %d\n", __FILE__, __LINE__, trace.fraction, trace.startsolid, trace.bmodelstartsolid, trace.allsolid);
1907 // this trace.fraction < 1 check causes items to fall off of pushers
1908 // if they pass under or through a wall
1909 // the groundentity check causes items to fall off of ledges
1910 if (PRVM_serveredictfloat(check, movetype) != MOVETYPE_WALK && (trace.fraction < 1 || PRVM_PROG_TO_EDICT(PRVM_serveredictedict(check, groundentity)) != pusher))
1911 PRVM_serveredictfloat(check, flags) = (int)PRVM_serveredictfloat(check, flags) & ~FL_ONGROUND;
1913 // if it is still inside the pusher, block
1914 VectorCopy(PRVM_serveredictvector(pusher, mins), pushermins);
1915 VectorCopy(PRVM_serveredictvector(pusher, maxs), pushermaxs);
1916 VectorCopy(PRVM_serveredictvector(check, origin), checkorigin);
1917 VectorCopy(PRVM_serveredictvector(check, mins), checkmins);
1918 VectorCopy(PRVM_serveredictvector(check, maxs), checkmaxs);
1919 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);
1920 if (trace.startsolid)
1923 if(SV_NudgeOutOfSolid_PivotIsKnownGood(check, pivot))
1925 // hack to invoke all necessary movement triggers
1927 if(!SV_PushEntity(&trace2, check, move2, true))
1929 // entity "check" got teleported
1936 // still inside pusher, so it's really blocked
1939 if (PRVM_serveredictvector(check, mins)[0] == PRVM_serveredictvector(check, maxs)[0])
1941 if (PRVM_serveredictfloat(check, solid) == SOLID_NOT || PRVM_serveredictfloat(check, solid) == SOLID_TRIGGER)
1944 PRVM_serveredictvector(check, mins)[0] = PRVM_serveredictvector(check, mins)[1] = 0;
1945 VectorCopy (PRVM_serveredictvector(check, mins), PRVM_serveredictvector(check, maxs));
1949 VectorCopy (pushorig, PRVM_serveredictvector(pusher, origin));
1950 VectorCopy (pushang, PRVM_serveredictvector(pusher, angles));
1951 PRVM_serveredictfloat(pusher, ltime) = pushltime;
1952 SV_LinkEdict(pusher);
1954 // move back any entities we already moved
1955 for (i = 0;i < num_moved;i++)
1957 prvm_edict_t *ed = PRVM_EDICT_NUM(moved_edicts[i]);
1958 VectorCopy (ed->priv.server->moved_from, PRVM_serveredictvector(ed, origin));
1959 VectorCopy (ed->priv.server->moved_fromangles, PRVM_serveredictvector(ed, angles));
1963 // if the pusher has a "blocked" function, call it, otherwise just stay in place until the obstacle is gone
1964 if (PRVM_serveredictfunction(pusher, blocked))
1966 PRVM_serverglobalfloat(time) = sv.time;
1967 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(pusher);
1968 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(check);
1969 prog->ExecuteProgram(prog, PRVM_serveredictfunction(pusher, blocked), "QC function self.blocked is missing");
1974 PRVM_serveredictvector(pusher, angles)[0] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[0] * (1.0 / 360.0));
1975 PRVM_serveredictvector(pusher, angles)[1] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[1] * (1.0 / 360.0));
1976 PRVM_serveredictvector(pusher, angles)[2] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[2] * (1.0 / 360.0));
1985 static void SV_Physics_Pusher (prvm_edict_t *ent)
1987 prvm_prog_t *prog = SVVM_prog;
1988 prvm_vec_t thinktime, oldltime, movetime;
1990 oldltime = PRVM_serveredictfloat(ent, ltime);
1992 thinktime = PRVM_serveredictfloat(ent, nextthink);
1993 if (thinktime < PRVM_serveredictfloat(ent, ltime) + sv.frametime)
1995 movetime = thinktime - PRVM_serveredictfloat(ent, ltime);
2000 movetime = sv.frametime;
2003 // advances PRVM_serveredictfloat(ent, ltime) if not blocked
2004 SV_PushMove (ent, movetime);
2006 if (thinktime > oldltime && thinktime <= PRVM_serveredictfloat(ent, ltime))
2008 PRVM_serveredictfloat(ent, nextthink) = 0;
2009 PRVM_serverglobalfloat(time) = sv.time;
2010 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2011 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(prog->edicts);
2012 prog->ExecuteProgram(prog, PRVM_serveredictfunction(ent, think), "QC function self.think is missing");
2018 ===============================================================================
2022 ===============================================================================
2025 static float unstickoffsets[] =
2027 // poutting -/+z changes first as they are least weird
2042 typedef enum unstickresult_e
2050 static unstickresult_t SV_UnstickEntityReturnOffset (prvm_edict_t *ent, vec3_t offset)
2052 prvm_prog_t *prog = SVVM_prog;
2055 // if not stuck in a bmodel, just return
2056 if (!SV_TestEntityPosition(ent, vec3_origin))
2057 return UNSTICK_GOOD;
2059 for (i = 0;i < (int)(sizeof(unstickoffsets) / sizeof(unstickoffsets[0]));i += 3)
2061 if (!SV_TestEntityPosition(ent, unstickoffsets + i))
2063 VectorCopy(unstickoffsets + i, offset);
2065 //SV_LinkEdict_TouchAreaGrid(ent);
2066 return UNSTICK_UNSTUCK;
2070 maxunstick = (int) ((PRVM_serveredictvector(ent, maxs)[2] - PRVM_serveredictvector(ent, mins)[2]) * 0.36);
2071 // magic number 0.36 allows unsticking by up to 17 units with the largest supported bbox
2073 for(i = 2; i <= maxunstick; ++i)
2075 VectorClear(offset);
2077 if (!SV_TestEntityPosition(ent, offset))
2080 //SV_LinkEdict_TouchAreaGrid(ent);
2081 return UNSTICK_UNSTUCK;
2084 if (!SV_TestEntityPosition(ent, offset))
2087 //SV_LinkEdict_TouchAreaGrid(ent);
2088 return UNSTICK_UNSTUCK;
2092 return UNSTICK_STUCK;
2095 qbool SV_UnstickEntity (prvm_edict_t *ent)
2097 prvm_prog_t *prog = SVVM_prog;
2099 switch(SV_UnstickEntityReturnOffset(ent, offset))
2103 case UNSTICK_UNSTUCK:
2104 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]);
2107 if (developer_extra.integer)
2108 Con_DPrintf("Stuck entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)));
2111 Con_Printf("SV_UnstickEntityReturnOffset returned a value outside its enum.\n");
2120 This is a big hack to try and fix the rare case of getting stuck in the world
2124 static void SV_CheckStuck (prvm_edict_t *ent)
2126 prvm_prog_t *prog = SVVM_prog;
2129 switch(SV_UnstickEntityReturnOffset(ent, offset))
2132 VectorCopy (PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, oldorigin));
2134 case UNSTICK_UNSTUCK:
2135 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]);
2138 VectorSubtract(PRVM_serveredictvector(ent, oldorigin), PRVM_serveredictvector(ent, origin), offset);
2139 if (!SV_TestEntityPosition(ent, offset))
2141 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)));
2143 //SV_LinkEdict_TouchAreaGrid(ent);
2146 Con_DPrintf("Stuck player entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)));
2149 Con_Printf("SV_UnstickEntityReturnOffset returned a value outside its enum.\n");
2159 static qbool SV_CheckWater (prvm_edict_t *ent)
2161 prvm_prog_t *prog = SVVM_prog;
2163 int nNativeContents;
2166 point[0] = PRVM_serveredictvector(ent, origin)[0];
2167 point[1] = PRVM_serveredictvector(ent, origin)[1];
2168 point[2] = PRVM_serveredictvector(ent, origin)[2] + PRVM_serveredictvector(ent, mins)[2] + 1;
2170 // DRESK - Support for Entity Contents Transition Event
2171 // NOTE: Some logic needed to be slightly re-ordered
2172 // to not affect performance and allow for the feature.
2174 // Acquire Super Contents Prior to Resets
2175 cont = SV_PointSuperContents(point);
2176 // Acquire Native Contents Here
2177 nNativeContents = Mod_Q1BSP_NativeContentsFromSuperContents(cont);
2179 // DRESK - Support for Entity Contents Transition Event
2180 if(PRVM_serveredictfloat(ent, watertype))
2181 // Entity did NOT Spawn; Check
2182 SV_CheckContentsTransition(ent, nNativeContents);
2185 PRVM_serveredictfloat(ent, waterlevel) = 0;
2186 PRVM_serveredictfloat(ent, watertype) = CONTENTS_EMPTY;
2187 cont = SV_PointSuperContents(point);
2188 if (cont & (SUPERCONTENTS_LIQUIDSMASK))
2190 PRVM_serveredictfloat(ent, watertype) = nNativeContents;
2191 PRVM_serveredictfloat(ent, waterlevel) = 1;
2192 point[2] = PRVM_serveredictvector(ent, origin)[2] + (PRVM_serveredictvector(ent, mins)[2] + PRVM_serveredictvector(ent, maxs)[2])*0.5;
2193 if (SV_PointSuperContents(point) & (SUPERCONTENTS_LIQUIDSMASK))
2195 PRVM_serveredictfloat(ent, waterlevel) = 2;
2196 point[2] = PRVM_serveredictvector(ent, origin)[2] + PRVM_serveredictvector(ent, view_ofs)[2];
2197 if (SV_PointSuperContents(point) & (SUPERCONTENTS_LIQUIDSMASK))
2198 PRVM_serveredictfloat(ent, waterlevel) = 3;
2202 return PRVM_serveredictfloat(ent, waterlevel) > 1;
2211 static void SV_WallFriction (prvm_edict_t *ent, float *stepnormal)
2213 prvm_prog_t *prog = SVVM_prog;
2215 vec3_t forward, into, side, v_angle;
2217 VectorCopy(PRVM_serveredictvector(ent, v_angle), v_angle);
2218 AngleVectors (v_angle, forward, NULL, NULL);
2219 if ((d = DotProduct (stepnormal, forward) + 0.5) < 0)
2221 // cut the tangential velocity
2222 i = DotProduct (stepnormal, PRVM_serveredictvector(ent, velocity));
2223 VectorScale (stepnormal, i, into);
2224 VectorSubtract (PRVM_serveredictvector(ent, velocity), into, side);
2225 PRVM_serveredictvector(ent, velocity)[0] = side[0] * (1 + d);
2226 PRVM_serveredictvector(ent, velocity)[1] = side[1] * (1 + d);
2232 =====================
2235 Player has come to a dead stop, possibly due to the problem with limited
2236 float precision at some angle joins in the BSP hull.
2238 Try fixing by pushing one pixel in each direction.
2240 This is a hack, but in the interest of good gameplay...
2241 ======================
2243 int SV_TryUnstick (prvm_edict_t *ent, vec3_t oldvel)
2248 VectorCopy (PRVM_serveredictvector(ent, origin), oldorg);
2251 for (i=0 ; i<8 ; i++)
2253 // try pushing a little in an axial direction
2256 case 0: dir[0] = 2; dir[1] = 0; break;
2257 case 1: dir[0] = 0; dir[1] = 2; break;
2258 case 2: dir[0] = -2; dir[1] = 0; break;
2259 case 3: dir[0] = 0; dir[1] = -2; break;
2260 case 4: dir[0] = 2; dir[1] = 2; break;
2261 case 5: dir[0] = -2; dir[1] = 2; break;
2262 case 6: dir[0] = 2; dir[1] = -2; break;
2263 case 7: dir[0] = -2; dir[1] = -2; break;
2266 SV_PushEntity (&trace, ent, dir, false, true);
2268 // retry the original move
2269 PRVM_serveredictvector(ent, velocity)[0] = oldvel[0];
2270 PRVM_serveredictvector(ent, velocity)[1] = oldvel[1];
2271 PRVM_serveredictvector(ent, velocity)[2] = 0;
2272 clip = SV_FlyMove (ent, 0.1, NULL, SV_GenericHitSuperContentsMask(ent), 0);
2274 if (fabs(oldorg[1] - PRVM_serveredictvector(ent, origin)[1]) > 4
2275 || fabs(oldorg[0] - PRVM_serveredictvector(ent, origin)[0]) > 4)
2277 Con_DPrint("TryUnstick - success.\n");
2281 // go back to the original pos and try again
2282 VectorCopy (oldorg, PRVM_serveredictvector(ent, origin));
2286 VectorClear (PRVM_serveredictvector(ent, velocity));
2287 Con_DPrint("TryUnstick - failure.\n");
2293 =====================
2296 Only used by players
2297 ======================
2299 static void SV_WalkMove (prvm_edict_t *ent)
2301 prvm_prog_t *prog = SVVM_prog;
2304 //int originalmove_clip;
2305 int originalmove_flags;
2306 int originalmove_groundentity;
2307 int hitsupercontentsmask = SV_GenericHitSuperContentsMask(ent);
2308 int skipsupercontentsmask = 0;
2309 int skipmaterialflagsmask = 0;
2311 vec3_t upmove, downmove, start_origin, start_velocity, stepnormal, originalmove_origin, originalmove_velocity, entmins, entmaxs;
2312 trace_t downtrace, trace;
2315 // if frametime is 0 (due to client sending the same timestamp twice),
2317 if (sv.frametime <= 0)
2320 if (sv_gameplayfix_unstickplayers.integer)
2321 SV_CheckStuck (ent);
2323 applygravity = !SV_CheckWater (ent) && PRVM_serveredictfloat(ent, movetype) == MOVETYPE_WALK && ! ((int)PRVM_serveredictfloat(ent, flags) & FL_WATERJUMP);
2325 SV_CheckVelocity(ent);
2327 // do a regular slide move unless it looks like you ran into a step
2328 oldonground = (int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND;
2330 VectorCopy (PRVM_serveredictvector(ent, origin), start_origin);
2331 VectorCopy (PRVM_serveredictvector(ent, velocity), start_velocity);
2333 clip = SV_FlyMove (ent, sv.frametime, applygravity, NULL, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, sv_gameplayfix_stepmultipletimes.integer ? sv_stepheight.value : 0);
2335 if(sv_gameplayfix_downtracesupportsongroundflag.integer)
2338 // only try this if there was no floor in the way in the trace (no,
2339 // this check seems to be not REALLY necessary, because if clip & 1,
2340 // our trace will hit that thing too)
2341 VectorSet(upmove, PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2] + 1);
2342 VectorSet(downmove, PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2] - 1);
2343 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_FLYMISSILE)
2344 type = MOVE_MISSILE;
2345 else if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_FLY_WORLDONLY)
2346 type = MOVE_WORLDONLY;
2347 else if (PRVM_serveredictfloat(ent, solid) == SOLID_TRIGGER || PRVM_serveredictfloat(ent, solid) == SOLID_NOT)
2348 type = MOVE_NOMONSTERS; // only clip against bmodels
2351 VectorCopy(PRVM_serveredictvector(ent, mins), entmins);
2352 VectorCopy(PRVM_serveredictvector(ent, maxs), entmaxs);
2353 trace = SV_TraceBox(upmove, entmins, entmaxs, downmove, type, ent, SV_GenericHitSuperContentsMask(ent), skipsupercontentsmask, skipmaterialflagsmask, collision_extendmovelength.value);
2354 if(trace.fraction < 1 && trace.plane.normal[2] > 0.7)
2355 clip |= 1; // but we HAVE found a floor
2358 // if the move did not hit the ground at any point, we're not on ground
2360 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2362 SV_CheckVelocity(ent);
2364 SV_LinkEdict_TouchAreaGrid(ent);
2366 if(clip & 8) // teleport
2369 if ((int)PRVM_serveredictfloat(ent, flags) & FL_WATERJUMP)
2372 if (sv_nostep.integer)
2375 VectorCopy(PRVM_serveredictvector(ent, origin), originalmove_origin);
2376 VectorCopy(PRVM_serveredictvector(ent, velocity), originalmove_velocity);
2377 //originalmove_clip = clip;
2378 originalmove_flags = (int)PRVM_serveredictfloat(ent, flags);
2379 originalmove_groundentity = PRVM_serveredictedict(ent, groundentity);
2381 // if move didn't block on a step, return
2384 // if move was not trying to move into the step, return
2385 if (fabs(start_velocity[0]) < 0.03125 && fabs(start_velocity[1]) < 0.03125)
2388 if (PRVM_serveredictfloat(ent, movetype) != MOVETYPE_FLY)
2390 // return if gibbed by a trigger
2391 if (PRVM_serveredictfloat(ent, movetype) != MOVETYPE_WALK)
2394 // return if attempting to jump while airborn (unless sv_jumpstep)
2395 if (!sv_jumpstep.integer)
2396 if (!oldonground && PRVM_serveredictfloat(ent, waterlevel) == 0)
2400 // try moving up and forward to go up a step
2401 // back to start pos
2402 VectorCopy (start_origin, PRVM_serveredictvector(ent, origin));
2403 VectorCopy (start_velocity, PRVM_serveredictvector(ent, velocity));
2406 VectorClear (upmove);
2407 upmove[2] = sv_stepheight.value;
2408 if(!SV_PushEntity(&trace, ent, upmove, true))
2410 // we got teleported when upstepping... must abort the move
2415 PRVM_serveredictvector(ent, velocity)[2] = 0;
2416 clip = SV_FlyMove (ent, sv.frametime, applygravity, stepnormal, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, 0);
2417 PRVM_serveredictvector(ent, velocity)[2] += start_velocity[2];
2420 // we got teleported when upstepping... must abort the move
2421 // note that z velocity handling may not be what QC expects here, but we cannot help it
2425 SV_CheckVelocity(ent);
2427 SV_LinkEdict_TouchAreaGrid(ent);
2429 // check for stuckness, possibly due to the limited precision of floats
2430 // in the clipping hulls
2432 && fabs(originalmove_origin[1] - PRVM_serveredictvector(ent, origin)[1]) < 0.03125
2433 && fabs(originalmove_origin[0] - PRVM_serveredictvector(ent, origin)[0]) < 0.03125)
2435 //Con_Printf("wall\n");
2436 // stepping up didn't make any progress, revert to original move
2437 VectorCopy(originalmove_origin, PRVM_serveredictvector(ent, origin));
2438 VectorCopy(originalmove_velocity, PRVM_serveredictvector(ent, velocity));
2439 //clip = originalmove_clip;
2440 PRVM_serveredictfloat(ent, flags) = originalmove_flags;
2441 PRVM_serveredictedict(ent, groundentity) = originalmove_groundentity;
2442 // now try to unstick if needed
2443 //clip = SV_TryUnstick (ent, oldvel);
2447 //Con_Printf("step - ");
2449 // extra friction based on view angle
2450 if (clip & 2 && sv_wallfriction.integer)
2451 SV_WallFriction (ent, stepnormal);
2453 // don't do the down move if stepdown is disabled, moving upward, not in water, or the move started offground or ended onground
2454 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))
2458 VectorClear (downmove);
2459 downmove[2] = -sv_stepheight.value + start_velocity[2]*sv.frametime;
2460 if(!SV_PushEntity (&downtrace, ent, downmove, true))
2462 // we got teleported when downstepping... must abort the move
2466 if (downtrace.fraction < 1 && downtrace.plane.normal[2] > 0.7)
2468 // this has been disabled so that you can't jump when you are stepping
2469 // up while already jumping (also known as the Quake2 double jump bug)
2471 // LadyHavoc: disabled this check so you can walk on monsters/players
2472 //if (PRVM_serveredictfloat(ent, solid) == SOLID_BSP)
2474 //Con_Printf("onground\n");
2475 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) | FL_ONGROUND;
2476 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(downtrace.ent);
2482 //Con_Printf("slope\n");
2483 // if the push down didn't end up on good ground, use the move without
2484 // the step up. This happens near wall / slope combinations, and can
2485 // cause the player to hop up higher on a slope too steep to climb
2486 VectorCopy(originalmove_origin, PRVM_serveredictvector(ent, origin));
2487 VectorCopy(originalmove_velocity, PRVM_serveredictvector(ent, velocity));
2488 //clip = originalmove_clip;
2489 PRVM_serveredictfloat(ent, flags) = originalmove_flags;
2490 PRVM_serveredictedict(ent, groundentity) = originalmove_groundentity;
2493 SV_CheckVelocity(ent);
2495 SV_LinkEdict_TouchAreaGrid(ent);
2498 //============================================================================
2504 Entities that are "stuck" to another entity
2507 static void SV_Physics_Follow (prvm_edict_t *ent)
2509 prvm_prog_t *prog = SVVM_prog;
2510 vec3_t vf, vr, vu, angles, v;
2513 // LadyHavoc: implemented rotation on MOVETYPE_FOLLOW objects
2514 e = PRVM_PROG_TO_EDICT(PRVM_serveredictedict(ent, aiment));
2515 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])
2517 // quick case for no rotation
2518 VectorAdd(PRVM_serveredictvector(e, origin), PRVM_serveredictvector(ent, view_ofs), PRVM_serveredictvector(ent, origin));
2522 angles[0] = -PRVM_serveredictvector(ent, punchangle)[0];
2523 angles[1] = PRVM_serveredictvector(ent, punchangle)[1];
2524 angles[2] = PRVM_serveredictvector(ent, punchangle)[2];
2525 AngleVectors (angles, vf, vr, vu);
2526 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];
2527 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];
2528 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];
2529 angles[0] = -PRVM_serveredictvector(e, angles)[0];
2530 angles[1] = PRVM_serveredictvector(e, angles)[1];
2531 angles[2] = PRVM_serveredictvector(e, angles)[2];
2532 AngleVectors (angles, vf, vr, vu);
2533 PRVM_serveredictvector(ent, origin)[0] = v[0] * vf[0] + v[1] * vf[1] + v[2] * vf[2] + PRVM_serveredictvector(e, origin)[0];
2534 PRVM_serveredictvector(ent, origin)[1] = v[0] * vr[0] + v[1] * vr[1] + v[2] * vr[2] + PRVM_serveredictvector(e, origin)[1];
2535 PRVM_serveredictvector(ent, origin)[2] = v[0] * vu[0] + v[1] * vu[1] + v[2] * vu[2] + PRVM_serveredictvector(e, origin)[2];
2537 VectorAdd (PRVM_serveredictvector(e, angles), PRVM_serveredictvector(ent, v_angle), PRVM_serveredictvector(ent, angles));
2539 //SV_LinkEdict_TouchAreaGrid(ent);
2543 ==============================================================================
2547 ==============================================================================
2552 SV_CheckWaterTransition
2556 static void SV_CheckWaterTransition (prvm_edict_t *ent)
2559 prvm_prog_t *prog = SVVM_prog;
2560 // 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
2562 VectorCopy(PRVM_serveredictvector(ent, origin), entorigin);
2563 cont = Mod_Q1BSP_NativeContentsFromSuperContents(SV_PointSuperContents(entorigin));
2564 if (!PRVM_serveredictfloat(ent, watertype))
2566 // just spawned here
2567 if (!sv_gameplayfix_fixedcheckwatertransition.integer)
2569 PRVM_serveredictfloat(ent, watertype) = cont;
2570 PRVM_serveredictfloat(ent, waterlevel) = 1;
2574 // DRESK - Support for Entity Contents Transition Event
2575 // NOTE: Call here BEFORE updating the watertype below,
2576 // and suppress watersplash sound if a valid function
2577 // call was made to allow for custom "splash" sounds.
2578 else if( !SV_CheckContentsTransition(ent, cont) )
2579 { // Contents Transition Function Invalid; Potentially Play Water Sound
2580 // check if the entity crossed into or out of water
2581 if (sv_sound_watersplash.string && ((PRVM_serveredictfloat(ent, watertype) == CONTENTS_WATER || PRVM_serveredictfloat(ent, watertype) == CONTENTS_SLIME) != (cont == CONTENTS_WATER || cont == CONTENTS_SLIME)))
2582 SV_StartSound (ent, 0, sv_sound_watersplash.string, 255, 1, false, 1.0f);
2585 if (cont <= CONTENTS_WATER)
2587 PRVM_serveredictfloat(ent, watertype) = cont;
2588 PRVM_serveredictfloat(ent, waterlevel) = 1;
2592 PRVM_serveredictfloat(ent, watertype) = CONTENTS_EMPTY;
2593 PRVM_serveredictfloat(ent, waterlevel) = sv_gameplayfix_fixedcheckwatertransition.integer ? 0 : cont;
2601 Toss, bounce, and fly movement. When onground, do nothing.
2605 void SV_Physics_Toss (prvm_edict_t *ent)
2607 prvm_prog_t *prog = SVVM_prog;
2612 prvm_edict_t *groundentity;
2613 float d, ent_gravity;
2617 // if onground, return without moving
2618 if ((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND)
2620 groundentity = PRVM_PROG_TO_EDICT(PRVM_serveredictedict(ent, groundentity));
2621 if (PRVM_serveredictvector(ent, velocity)[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer)
2623 // don't stick to ground if onground and moving upward
2624 PRVM_serveredictfloat(ent, flags) -= FL_ONGROUND;
2626 else if (!PRVM_serveredictedict(ent, groundentity) || !sv_gameplayfix_noairborncorpse.integer)
2628 // we can trust FL_ONGROUND if groundentity is world because it never moves
2631 else if (ent->priv.server->suspendedinairflag && groundentity->free)
2633 // if ent was supported by a brush model on previous frame,
2634 // and groundentity is now freed, set groundentity to 0 (world)
2635 // which leaves it suspended in the air
2636 PRVM_serveredictedict(ent, groundentity) = 0;
2637 if (sv_gameplayfix_noairborncorpse_allowsuspendeditems.integer)
2640 else if (BoxesOverlap(ent->priv.server->cullmins, ent->priv.server->cullmaxs, groundentity->priv.server->cullmins, groundentity->priv.server->cullmaxs))
2642 // don't slide if still touching the groundentity
2646 ent->priv.server->suspendedinairflag = false;
2648 SV_CheckVelocity (ent);
2651 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_TOSS || PRVM_serveredictfloat(ent, movetype) == MOVETYPE_BOUNCE)
2652 PRVM_serveredictvector(ent, velocity)[2] -= SV_Gravity(ent);
2655 VectorMA (PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
2657 movetime = sv.frametime;
2658 for (bump = 0;bump < MAX_CLIP_PLANES && movetime > 0;bump++)
2661 VectorScale(PRVM_serveredictvector(ent, velocity), movetime, move);
2662 if(!SV_PushEntity(&trace, ent, move, true))
2663 return; // teleported
2666 if (trace.bmodelstartsolid && sv_gameplayfix_unstickentities.integer)
2668 // try to unstick the entity
2669 SV_UnstickEntity(ent);
2670 if(!SV_PushEntity(&trace, ent, move, true))
2671 return; // teleported
2675 if (trace.fraction == 1)
2677 movetime *= 1 - min(1, trace.fraction);
2678 switch((int)PRVM_serveredictfloat(ent, movetype))
2680 case MOVETYPE_BOUNCEMISSILE:
2681 bouncefactor = PRVM_serveredictfloat(ent, bouncefactor);
2683 bouncefactor = 1.0f;
2685 ClipVelocity(PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity), 1 + bouncefactor);
2686 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2687 if (!sv_gameplayfix_slidemoveprojectiles.integer)
2690 case MOVETYPE_BOUNCE:
2691 bouncefactor = PRVM_serveredictfloat(ent, bouncefactor);
2693 bouncefactor = 0.5f;
2695 bouncestop = PRVM_serveredictfloat(ent, bouncestop);
2697 bouncestop = 60.0f / 800.0f;
2699 ClipVelocity(PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity), 1 + bouncefactor);
2700 ent_gravity = PRVM_serveredictfloat(ent, gravity);
2703 // LadyHavoc: fixed grenades not bouncing when fired down a slope
2704 if (sv_gameplayfix_grenadebouncedownslopes.integer)
2705 d = fabs(DotProduct(trace.plane.normal, PRVM_serveredictvector(ent, velocity)));
2707 d = PRVM_serveredictvector(ent, velocity)[2];
2708 if (trace.plane.normal[2] > 0.7 && d < sv_gravity.value * bouncestop * ent_gravity)
2710 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) | FL_ONGROUND;
2711 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
2712 VectorClear(PRVM_serveredictvector(ent, velocity));
2713 VectorClear(PRVM_serveredictvector(ent, avelocity));
2718 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2719 if (!sv_gameplayfix_slidemoveprojectiles.integer)
2724 ClipVelocity (PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity), 1.0);
2725 if (trace.plane.normal[2] > 0.7)
2727 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) | FL_ONGROUND;
2728 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
2729 if (PRVM_serveredictfloat(((prvm_edict_t *)trace.ent), solid) == SOLID_BSP)
2730 ent->priv.server->suspendedinairflag = true;
2731 VectorClear (PRVM_serveredictvector(ent, velocity));
2732 VectorClear (PRVM_serveredictvector(ent, avelocity));
2737 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2738 if (!sv_gameplayfix_slidemoveprojectiles.integer)
2745 // check for in water
2746 SV_CheckWaterTransition (ent);
2750 ===============================================================================
2754 ===============================================================================
2761 Monsters freefall when they don't have a ground entity, otherwise
2762 all movement is done with discrete steps.
2764 This is also used for objects that have become still on the ground, but
2765 will fall if the floor is pulled out from under them.
2768 static void SV_Physics_Step (prvm_edict_t *ent)
2770 prvm_prog_t *prog = SVVM_prog;
2771 int flags = (int)PRVM_serveredictfloat(ent, flags);
2774 // Backup Velocity in the event that movetypesteplandevent is called,
2775 // to provide a parameter with the entity's velocity at impact.
2776 vec3_t backupVelocity;
2777 VectorCopy(PRVM_serveredictvector(ent, velocity), backupVelocity);
2778 // don't fall at all if fly/swim
2779 if (!(flags & (FL_FLY | FL_SWIM)))
2781 if (flags & FL_ONGROUND)
2783 // freefall if onground and moving upward
2784 // freefall if not standing on a world surface (it may be a lift or trap door)
2785 if (PRVM_serveredictvector(ent, velocity)[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer)
2787 PRVM_serveredictfloat(ent, flags) -= FL_ONGROUND;
2788 SV_CheckVelocity(ent);
2789 SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent), 0, 0, 0);
2791 SV_LinkEdict_TouchAreaGrid(ent);
2792 ent->priv.server->waterposition_forceupdate = true;
2797 // freefall if not onground
2798 int hitsound = PRVM_serveredictvector(ent, velocity)[2] < sv_gravity.value * -0.1;
2800 SV_CheckVelocity(ent);
2801 SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent), 0, 0, 0);
2803 SV_LinkEdict_TouchAreaGrid(ent);
2806 if (hitsound && (int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND)
2808 // DRESK - Check for Entity Land Event Function
2809 if(PRVM_serveredictfunction(ent, movetypesteplandevent))
2810 { // Valid Function; Execute
2811 // Prepare Parameters
2812 // Assign Velocity at Impact
2813 PRVM_G_VECTOR(OFS_PARM0)[0] = backupVelocity[0];
2814 PRVM_G_VECTOR(OFS_PARM0)[1] = backupVelocity[1];
2815 PRVM_G_VECTOR(OFS_PARM0)[2] = backupVelocity[2];
2817 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2819 PRVM_serverglobalfloat(time) = sv.time;
2820 // Execute VM Function
2821 prog->ExecuteProgram(prog, PRVM_serveredictfunction(ent, movetypesteplandevent), "movetypesteplandevent: NULL function");
2824 // Check for Engine Landing Sound
2825 if(sv_sound_land.string)
2826 SV_StartSound(ent, 0, sv_sound_land.string, 255, 1, false, 1.0f);
2828 ent->priv.server->waterposition_forceupdate = true;
2833 //============================================================================
2835 static void SV_Physics_Entity (prvm_edict_t *ent)
2837 prvm_prog_t *prog = SVVM_prog;
2838 // don't run think/move on newly spawned projectiles as it messes up
2839 // movement interpolation and rocket trails, and is inconsistent with
2840 // respect to entities spawned in the same frame
2841 // (if an ent spawns a higher numbered ent, it moves in the same frame,
2842 // but if it spawns a lower numbered ent, it doesn't - this never moves
2843 // ents in the first frame regardless)
2844 qbool runmove = ent->priv.server->move;
2845 ent->priv.server->move = true;
2846 if (!runmove && sv_gameplayfix_delayprojectiles.integer > 0)
2848 switch ((int) PRVM_serveredictfloat(ent, movetype))
2851 case MOVETYPE_FAKEPUSH:
2852 SV_Physics_Pusher (ent);
2855 // LadyHavoc: manually inlined the thinktime check here because MOVETYPE_NONE is used on so many objects
2856 if (PRVM_serveredictfloat(ent, nextthink) > 0 && PRVM_serveredictfloat(ent, nextthink) <= sv.time + sv.frametime)
2859 case MOVETYPE_FOLLOW:
2860 if(SV_RunThink(ent))
2861 SV_Physics_Follow (ent);
2863 case MOVETYPE_NOCLIP:
2864 if (SV_RunThink(ent))
2867 VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
2868 VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
2873 SV_Physics_Step (ent);
2875 if (SV_RunThink(ent))
2876 if (ent->priv.server->waterposition_forceupdate || !VectorCompare(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin))
2878 ent->priv.server->waterposition_forceupdate = false;
2879 VectorCopy(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin);
2880 SV_CheckWaterTransition(ent);
2884 if (SV_RunThink (ent))
2888 case MOVETYPE_BOUNCE:
2889 case MOVETYPE_BOUNCEMISSILE:
2890 case MOVETYPE_FLYMISSILE:
2892 case MOVETYPE_FLY_WORLDONLY:
2894 if (SV_RunThink (ent))
2895 SV_Physics_Toss (ent);
2897 case MOVETYPE_PHYSICS:
2898 if (SV_RunThink(ent))
2901 SV_LinkEdict_TouchAreaGrid(ent);
2905 if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
2907 Con_Printf ("SV_Physics: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
2912 static void SV_Physics_ClientEntity_NoThink (prvm_edict_t *ent)
2914 prvm_prog_t *prog = SVVM_prog;
2916 // don't run think at all, that is done during server frames
2917 // instead, call the movetypes directly so they match client input
2919 // This probably only makes sense for CSQC-networked (SendEntity field set) player entities
2920 switch ((int) PRVM_serveredictfloat(ent, movetype))
2923 case MOVETYPE_FAKEPUSH:
2924 // push physics relies heavily on think times and calls, and so cannot be predicted currently
2925 Con_Printf ("SV_Physics_ClientEntity_NoThink: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
2929 case MOVETYPE_FOLLOW:
2930 SV_Physics_Follow (ent);
2932 case MOVETYPE_NOCLIP:
2933 VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
2934 VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
2937 SV_Physics_Step (ent);
2943 case MOVETYPE_BOUNCE:
2944 case MOVETYPE_BOUNCEMISSILE:
2945 case MOVETYPE_FLYMISSILE:
2946 SV_Physics_Toss (ent);
2949 case MOVETYPE_FLY_WORLDONLY:
2952 case MOVETYPE_PHYSICS:
2955 if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
2957 Con_Printf ("SV_Physics_ClientEntity_NoThink: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
2962 void SV_Physics_ClientMove(void)
2964 prvm_prog_t *prog = SVVM_prog;
2966 ent = host_client->edict;
2968 // call player physics, this needs the proper frametime
2969 PRVM_serverglobalfloat(frametime) = sv.frametime;
2972 // call standard client pre-think, with frametime = 0
2973 PRVM_serverglobalfloat(time) = sv.time;
2974 PRVM_serverglobalfloat(frametime) = 0;
2975 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2976 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPreThink), "QC function PlayerPreThink is missing");
2977 PRVM_serverglobalfloat(frametime) = sv.frametime;
2979 // make sure the velocity is sane (not a NaN)
2980 SV_CheckVelocity(ent);
2982 // perform movetype behaviour
2983 // note: will always be MOVETYPE_WALK if disableclientprediction = 0
2984 SV_Physics_ClientEntity_NoThink (ent);
2986 // call standard player post-think, with frametime = 0
2987 PRVM_serverglobalfloat(time) = sv.time;
2988 PRVM_serverglobalfloat(frametime) = 0;
2989 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2990 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPostThink), "QC function PlayerPostThink is missing");
2991 PRVM_serverglobalfloat(frametime) = sv.frametime;
2993 if(PRVM_serveredictfloat(ent, fixangle))
2995 // angle fixing was requested by physics code...
2996 // so store the current angles for later use
2997 VectorCopy(PRVM_serveredictvector(ent, angles), host_client->fixangle_angles);
2998 host_client->fixangle_angles_set = true;
3000 // and clear fixangle for the next frame
3001 PRVM_serveredictfloat(ent, fixangle) = 0;
3005 static void SV_Physics_ClientEntity_PreThink(prvm_edict_t *ent)
3007 prvm_prog_t *prog = SVVM_prog;
3008 // don't do physics on disconnected clients, FrikBot relies on this
3009 if (!host_client->begun)
3012 // make sure the velocity is sane (not a NaN)
3013 SV_CheckVelocity(ent);
3015 // don't run physics here if running asynchronously
3016 if (host_client->clmovement_inputtimeout <= 0)
3019 //host_client->cmd.time = max(host_client->cmd.time, sv.time);
3022 // make sure the velocity is still sane (not a NaN)
3023 SV_CheckVelocity(ent);
3025 // call standard client pre-think
3026 PRVM_serverglobalfloat(time) = sv.time;
3027 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
3028 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPreThink), "QC function PlayerPreThink is missing");
3030 // make sure the velocity is still sane (not a NaN)
3031 SV_CheckVelocity(ent);
3034 static void SV_Physics_ClientEntity_PostThink(prvm_edict_t *ent)
3036 prvm_prog_t *prog = SVVM_prog;
3037 // don't do physics on disconnected clients, FrikBot relies on this
3038 if (!host_client->begun)
3041 // make sure the velocity is sane (not a NaN)
3042 SV_CheckVelocity(ent);
3044 // call standard player post-think
3045 PRVM_serverglobalfloat(time) = sv.time;
3046 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
3047 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPostThink), "QC function PlayerPostThink is missing");
3049 // make sure the velocity is still sane (not a NaN)
3050 SV_CheckVelocity(ent);
3052 if(PRVM_serveredictfloat(ent, fixangle))
3054 // angle fixing was requested by physics code...
3055 // so store the current angles for later use
3056 VectorCopy(PRVM_serveredictvector(ent, angles), host_client->fixangle_angles);
3057 host_client->fixangle_angles_set = true;
3059 // and clear fixangle for the next frame
3060 PRVM_serveredictfloat(ent, fixangle) = 0;
3063 // decrement the countdown variable used to decide when to go back to
3064 // synchronous physics
3065 if (host_client->clmovement_inputtimeout > sv.frametime)
3066 host_client->clmovement_inputtimeout -= sv.frametime;
3068 host_client->clmovement_inputtimeout = 0;
3071 static void SV_Physics_ClientEntity(prvm_edict_t *ent)
3073 prvm_prog_t *prog = SVVM_prog;
3074 // don't do physics on disconnected clients, FrikBot relies on this
3075 if (!host_client->begun)
3077 memset(&host_client->cmd, 0, sizeof(host_client->cmd));
3081 // make sure the velocity is sane (not a NaN)
3082 SV_CheckVelocity(ent);
3084 switch ((int) PRVM_serveredictfloat(ent, movetype))
3087 case MOVETYPE_FAKEPUSH:
3088 SV_Physics_Pusher (ent);
3091 // LadyHavoc: manually inlined the thinktime check here because MOVETYPE_NONE is used on so many objects
3092 if (PRVM_serveredictfloat(ent, nextthink) > 0 && PRVM_serveredictfloat(ent, nextthink) <= sv.time + sv.frametime)
3095 case MOVETYPE_FOLLOW:
3097 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3098 SV_Physics_Follow (ent);
3100 case MOVETYPE_NOCLIP:
3102 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3105 VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
3106 VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
3110 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3111 SV_Physics_Step (ent);
3112 if (SV_RunThink(ent))
3113 if (ent->priv.server->waterposition_forceupdate || !VectorCompare(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin))
3115 ent->priv.server->waterposition_forceupdate = false;
3116 VectorCopy(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin);
3117 SV_CheckWaterTransition(ent);
3122 // don't run physics here if running asynchronously
3123 if (host_client->clmovement_inputtimeout <= 0)
3127 case MOVETYPE_BOUNCE:
3128 case MOVETYPE_BOUNCEMISSILE:
3129 case MOVETYPE_FLYMISSILE:
3132 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3133 SV_Physics_Toss (ent);
3136 case MOVETYPE_FLY_WORLDONLY:
3138 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3141 case MOVETYPE_PHYSICS:
3145 if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
3147 Con_Printf ("SV_Physics_ClientEntity: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
3151 SV_CheckVelocity (ent);
3154 SV_LinkEdict_TouchAreaGrid(ent);
3156 SV_CheckVelocity (ent);
3165 void SV_Physics (void)
3167 prvm_prog_t *prog = SVVM_prog;
3171 // free memory for resources that are no longer referenced
3172 PRVM_GarbageCollection(prog);
3174 // let the progs know that a new frame has started
3175 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(prog->edicts);
3176 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(prog->edicts);
3177 PRVM_serverglobalfloat(time) = sv.time;
3178 PRVM_serverglobalfloat(frametime) = sv.frametime;
3179 prog->ExecuteProgram(prog, PRVM_serverfunction(StartFrame), "QC function StartFrame is missing");
3182 // run physics engine
3183 World_Physics_Frame(&sv.world, sv.frametime, sv_gravity.value);
3187 // treat each object in turn
3190 // if force_retouch, relink all the entities
3191 if (PRVM_serverglobalfloat(force_retouch) > 0)
3192 for (i = 1, ent = PRVM_EDICT_NUM(i);i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
3194 SV_LinkEdict_TouchAreaGrid(ent); // force retouch even for stationary
3196 if (sv_gameplayfix_consistentplayerprethink.integer)
3198 // run physics on the client entities in 3 stages
3199 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3201 SV_Physics_ClientEntity_PreThink(ent);
3203 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3205 SV_Physics_ClientEntity(ent);
3207 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3209 SV_Physics_ClientEntity_PostThink(ent);
3213 // run physics on the client entities
3214 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3218 SV_Physics_ClientEntity_PreThink(ent);
3219 SV_Physics_ClientEntity(ent);
3220 SV_Physics_ClientEntity_PostThink(ent);
3225 // run physics on all the non-client entities
3226 if (!sv_freezenonclients.integer)
3228 for (;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
3230 SV_Physics_Entity(ent);
3231 // make a second pass to see if any ents spawned this frame and make
3232 // sure they run their move/think
3233 if (sv_gameplayfix_delayprojectiles.integer < 0)
3234 for (i = svs.maxclients + 1, ent = PRVM_EDICT_NUM(i);i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
3235 if (!ent->priv.server->move && !ent->free)
3236 SV_Physics_Entity(ent);
3239 if (PRVM_serverglobalfloat(force_retouch) > 0)
3240 PRVM_serverglobalfloat(force_retouch) = max(0, PRVM_serverglobalfloat(force_retouch) - 1);
3242 // LadyHavoc: endframe support
3243 if (PRVM_serverfunction(EndFrame))
3245 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(prog->edicts);
3246 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(prog->edicts);
3247 PRVM_serverglobalfloat(time) = sv.time;
3248 prog->ExecuteProgram(prog, PRVM_serverfunction(EndFrame), "QC function EndFrame is missing");
3251 // decrement prog->num_edicts if the highest number entities died
3252 for (;PRVM_ED_CanAlloc(prog, PRVM_EDICT_NUM(prog->num_edicts - 1));prog->num_edicts--);
3254 if (!sv_freezenonclients.integer)
3255 sv.time += sv.frametime;