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)
1258 if (trace.plane.normal[2])
1260 if (trace.plane.normal[2] > 0.7)
1267 Con_Printf ("SV_FlyMove: !trace.ent");
1268 trace.ent = prog->edicts;
1271 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) | FL_ONGROUND;
1272 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
1275 else if (stepheight)
1277 // step - handle it immediately
1283 //Con_Printf("step %f %f %f : ", PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2]);
1284 VectorSet(steppush, 0, 0, stepheight);
1285 VectorCopy(PRVM_serveredictvector(ent, origin), org);
1286 if(!SV_PushEntity(&steptrace, ent, steppush, false))
1291 //Con_Printf("%f %f %f : ", PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2]);
1292 if(!SV_PushEntity(&steptrace2, ent, push, false))
1297 //Con_Printf("%f %f %f : ", PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2]);
1298 VectorSet(steppush, 0, 0, org[2] - PRVM_serveredictvector(ent, origin)[2]);
1299 if(!SV_PushEntity(&steptrace3, ent, steppush, false))
1304 //Con_Printf("%f %f %f : ", PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2]);
1305 // accept the new position if it made some progress...
1306 if (fabs(PRVM_serveredictvector(ent, origin)[0] - org[0]) >= 0.03125 || fabs(PRVM_serveredictvector(ent, origin)[1] - org[1]) >= 0.03125)
1308 //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]);
1310 VectorCopy(PRVM_serveredictvector(ent, origin), trace.endpos);
1311 time_left *= 1 - trace.fraction;
1317 //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]);
1318 VectorCopy(org, PRVM_serveredictvector(ent, origin));
1323 // step - return it to caller
1325 // save the trace for player extrafriction
1327 VectorCopy(trace.plane.normal, stepnormal);
1329 if (trace.fraction >= 0.001)
1331 // actually covered some distance
1332 VectorCopy(PRVM_serveredictvector(ent, velocity), original_velocity);
1336 time_left *= 1 - trace.fraction;
1338 // clipped to another plane
1339 if (numplanes >= MAX_CLIP_PLANES)
1341 // this shouldn't really happen
1342 VectorClear(PRVM_serveredictvector(ent, velocity));
1348 for (i = 0;i < numplanes;i++)
1349 if (DotProduct(trace.plane.normal, planes[i]) > 0.99)
1353 VectorAdd(PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity));
1358 VectorCopy(trace.plane.normal, planes[numplanes]);
1361 // modify original_velocity so it parallels all of the clip planes
1362 for (i = 0;i < numplanes;i++)
1364 ClipVelocity(original_velocity, planes[i], new_velocity, 1);
1365 for (j = 0;j < numplanes;j++)
1370 if (DotProduct(new_velocity, planes[j]) < 0)
1380 // go along this plane
1381 VectorCopy(new_velocity, PRVM_serveredictvector(ent, velocity));
1385 // go along the crease
1388 VectorClear(PRVM_serveredictvector(ent, velocity));
1392 CrossProduct(planes[0], planes[1], dir);
1393 // LadyHavoc: thanks to taniwha of QuakeForge for pointing out this fix for slowed falling in corners
1394 VectorNormalize(dir);
1395 d = DotProduct(dir, PRVM_serveredictvector(ent, velocity));
1396 VectorScale(dir, d, PRVM_serveredictvector(ent, velocity));
1399 // if current velocity is against the original velocity,
1400 // stop dead to avoid tiny occilations in sloping corners
1401 if (DotProduct(PRVM_serveredictvector(ent, velocity), primal_velocity) <= 0)
1403 VectorClear(PRVM_serveredictvector(ent, velocity));
1408 //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]);
1411 if ((blocked & 1) == 0 && bumpcount > 1)
1413 // LadyHavoc: fix the 'fall to your death in a wedge corner' glitch
1414 // flag ONGROUND if there's ground under it
1415 trace = SV_TraceBox(PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, mins), PRVM_serveredictvector(ent, maxs), end, MOVE_NORMAL, ent, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
1419 // LadyHavoc: this came from QW and allows you to get out of water more easily
1420 if (sv_gameplayfix_easierwaterjump.integer && ((int)PRVM_serveredictfloat(ent, flags) & FL_WATERJUMP) && !(blocked & 8))
1421 VectorCopy(primal_velocity, PRVM_serveredictvector(ent, velocity));
1425 if(!sv_gameplayfix_nogravityonground.integer || !((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND))
1427 if (sv_gameplayfix_gravityunaffectedbyticrate.integer)
1428 PRVM_serveredictvector(ent, velocity)[2] -= gravity * 0.5f;
1441 static float SV_Gravity (prvm_edict_t *ent)
1443 prvm_prog_t *prog = SVVM_prog;
1446 ent_gravity = PRVM_serveredictfloat(ent, gravity);
1449 return ent_gravity * sv_gravity.value * sv.frametime;
1454 ===============================================================================
1458 ===============================================================================
1461 static qbool SV_NudgeOutOfSolid_PivotIsKnownGood(prvm_edict_t *ent, vec3_t pivot)
1463 prvm_prog_t *prog = SVVM_prog;
1467 vec3_t stuckmins, stuckmaxs;
1468 vec3_t goodmins, goodmaxs;
1472 VectorCopy(PRVM_serveredictvector(ent, origin), stuckorigin);
1473 VectorCopy(PRVM_serveredictvector(ent, mins), stuckmins);
1474 VectorCopy(PRVM_serveredictvector(ent, maxs), stuckmaxs);
1475 VectorCopy(pivot, goodmins);
1476 VectorCopy(pivot, goodmaxs);
1477 for (bump = 0;bump < 6;bump++)
1479 int coord = 2-(bump >> 1);
1480 //int coord = (bump >> 1);
1481 int dir = (bump & 1);
1484 for(subbump = 0; ; ++subbump)
1486 VectorCopy(stuckorigin, testorigin);
1490 testorigin[coord] += stuckmaxs[coord] - goodmaxs[coord];
1495 testorigin[coord] += stuckmins[coord] - goodmins[coord];
1498 stucktrace = SV_TraceBox(stuckorigin, goodmins, goodmaxs, testorigin, MOVE_NOMONSTERS, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
1499 if (stucktrace.bmodelstartsolid)
1501 // BAD BAD, can't fix that
1505 if (stucktrace.fraction >= 1)
1510 // BAD BAD, can't fix that
1514 // we hit something... let's move out of it
1515 VectorSubtract(stucktrace.endpos, testorigin, move);
1516 nudge = DotProduct(stucktrace.plane.normal, move) + 0.03125f; // FIXME cvar this constant
1517 VectorMA(stuckorigin, nudge, stucktrace.plane.normal, stuckorigin);
1521 Con_Printf("subbump: %d\n", subbump);
1527 goodmaxs[coord] = stuckmaxs[coord];
1532 goodmins[coord] = stuckmins[coord];
1537 VectorCopy(stuckorigin, PRVM_serveredictvector(ent, origin));
1542 qbool SV_NudgeOutOfSolid(prvm_edict_t *ent)
1544 prvm_prog_t *prog = SVVM_prog;
1548 vec3_t stuckmins, stuckmaxs;
1550 vec_t separation = sv_gameplayfix_nudgeoutofsolid_separation.value;
1551 if (sv.worldmodel && sv.worldmodel->brushq1.numclipnodes)
1552 separation = 0.0f; // when using hulls, it can not be enlarged
1553 VectorCopy(PRVM_serveredictvector(ent, mins), stuckmins);
1554 VectorCopy(PRVM_serveredictvector(ent, maxs), stuckmaxs);
1555 stuckmins[0] -= separation;
1556 stuckmins[1] -= separation;
1557 stuckmins[2] -= separation;
1558 stuckmaxs[0] += separation;
1559 stuckmaxs[1] += separation;
1560 stuckmaxs[2] += separation;
1561 // first pass we try to get it out of brush entities
1562 // second pass we try to get it out of world only (can't win them all)
1563 for (pass = 0;pass < 2;pass++)
1565 VectorCopy(PRVM_serveredictvector(ent, origin), stuckorigin);
1566 for (bump = 0;bump < 10;bump++)
1568 stucktrace = SV_TraceBox(stuckorigin, stuckmins, stuckmaxs, stuckorigin, pass ? MOVE_WORLDONLY : MOVE_NOMONSTERS, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
1569 if (!stucktrace.bmodelstartsolid || stucktrace.startdepth >= 0)
1571 // found a good location, use it
1572 VectorCopy(stuckorigin, PRVM_serveredictvector(ent, origin));
1575 nudge = -stucktrace.startdepth;
1576 VectorMA(stuckorigin, nudge, stucktrace.startdepthnormal, stuckorigin);
1586 Does not change the entities velocity at all
1587 The trace struct is filled with the trace that has been done.
1588 Returns true if the push did not result in the entity being teleported by QC code.
1591 static qbool SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, qbool dolink)
1593 prvm_prog_t *prog = SVVM_prog;
1601 solid = (int)PRVM_serveredictfloat(ent, solid);
1602 movetype = (int)PRVM_serveredictfloat(ent, movetype);
1603 VectorCopy(PRVM_serveredictvector(ent, mins), mins);
1604 VectorCopy(PRVM_serveredictvector(ent, maxs), maxs);
1606 // move start position out of solids
1607 if (sv_gameplayfix_nudgeoutofsolid.integer && sv_gameplayfix_nudgeoutofsolid_separation.value >= 0)
1609 SV_NudgeOutOfSolid(ent);
1612 VectorCopy(PRVM_serveredictvector(ent, origin), start);
1613 VectorAdd(start, push, end);
1615 if (movetype == MOVETYPE_FLYMISSILE)
1616 type = MOVE_MISSILE;
1617 else if (movetype == MOVETYPE_FLY_WORLDONLY)
1618 type = MOVE_WORLDONLY;
1619 else if (solid == SOLID_TRIGGER || solid == SOLID_NOT)
1620 type = MOVE_NOMONSTERS; // only clip against bmodels
1624 *trace = SV_TraceBox(start, mins, maxs, end, type, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
1625 // fail the move if stuck in world
1626 if (trace->worldstartsolid)
1629 VectorCopy(trace->endpos, PRVM_serveredictvector(ent, origin));
1631 ent->priv.required->mark = PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN; // -2: setorigin running
1636 if(!trace->startsolid)
1637 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)
1639 Con_Printf("something eeeeevil happened\n");
1644 SV_LinkEdict_TouchAreaGrid(ent);
1646 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))))
1647 SV_Impact (ent, trace);
1649 if(ent->priv.required->mark == PRVM_EDICT_MARK_SETORIGIN_CAUGHT)
1651 ent->priv.required->mark = 0;
1654 else if(ent->priv.required->mark == PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN)
1656 ent->priv.required->mark = 0;
1661 Con_Printf("The edict mark had been overwritten! Please debug this.\n");
1673 static void SV_PushMove (prvm_edict_t *pusher, float movetime)
1675 prvm_prog_t *prog = SVVM_prog;
1677 int pusherowner, pusherprog;
1680 float savesolid, movetime2, pushltime;
1681 vec3_t mins, maxs, move, move1, moveangle, pushorig, pushang, a, forward, left, up, org, pushermins, pushermaxs, checkorigin, checkmins, checkmaxs;
1683 int numcheckentities;
1684 static prvm_edict_t *checkentities[MAX_EDICTS];
1685 model_t *pushermodel;
1686 trace_t trace, trace2;
1687 matrix4x4_t pusherfinalmatrix, pusherfinalimatrix;
1688 static unsigned short moved_edicts[MAX_EDICTS];
1691 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])
1693 PRVM_serveredictfloat(pusher, ltime) += movetime;
1697 switch ((int) PRVM_serveredictfloat(pusher, solid))
1699 // LadyHavoc: valid pusher types
1702 case SOLID_SLIDEBOX:
1703 case SOLID_CORPSE: // LadyHavoc: this would be weird...
1705 // LadyHavoc: no collisions
1708 VectorMA (PRVM_serveredictvector(pusher, origin), movetime, PRVM_serveredictvector(pusher, velocity), PRVM_serveredictvector(pusher, origin));
1709 VectorMA (PRVM_serveredictvector(pusher, angles), movetime, PRVM_serveredictvector(pusher, avelocity), PRVM_serveredictvector(pusher, angles));
1710 PRVM_serveredictvector(pusher, angles)[0] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[0] * (1.0 / 360.0));
1711 PRVM_serveredictvector(pusher, angles)[1] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[1] * (1.0 / 360.0));
1712 PRVM_serveredictvector(pusher, angles)[2] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[2] * (1.0 / 360.0));
1713 PRVM_serveredictfloat(pusher, ltime) += movetime;
1714 SV_LinkEdict(pusher);
1717 Con_Printf("SV_PushMove: entity #%i, unrecognized solid type %f\n", PRVM_NUM_FOR_EDICT(pusher), PRVM_serveredictfloat(pusher, solid));
1720 index = (int) PRVM_serveredictfloat(pusher, modelindex);
1721 if (index < 1 || index >= MAX_MODELS)
1723 Con_Printf("SV_PushMove: entity #%i has an invalid modelindex %f\n", PRVM_NUM_FOR_EDICT(pusher), PRVM_serveredictfloat(pusher, modelindex));
1726 pushermodel = SV_GetModelByIndex(index);
1727 pusherowner = PRVM_serveredictedict(pusher, owner);
1728 pusherprog = PRVM_EDICT_TO_PROG(pusher);
1730 rotated = VectorLength2(PRVM_serveredictvector(pusher, angles)) + VectorLength2(PRVM_serveredictvector(pusher, avelocity)) > 0;
1732 movetime2 = movetime;
1733 VectorScale(PRVM_serveredictvector(pusher, velocity), movetime2, move1);
1734 VectorScale(PRVM_serveredictvector(pusher, avelocity), movetime2, moveangle);
1735 if (moveangle[0] || moveangle[2])
1737 for (i = 0;i < 3;i++)
1741 mins[i] = pushermodel->rotatedmins[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1742 maxs[i] = pushermodel->rotatedmaxs[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1746 mins[i] = pushermodel->rotatedmins[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1747 maxs[i] = pushermodel->rotatedmaxs[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1751 else if (moveangle[1])
1753 for (i = 0;i < 3;i++)
1757 mins[i] = pushermodel->yawmins[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1758 maxs[i] = pushermodel->yawmaxs[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1762 mins[i] = pushermodel->yawmins[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1763 maxs[i] = pushermodel->yawmaxs[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1769 for (i = 0;i < 3;i++)
1773 mins[i] = pushermodel->normalmins[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1774 maxs[i] = pushermodel->normalmaxs[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1778 mins[i] = pushermodel->normalmins[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1779 maxs[i] = pushermodel->normalmaxs[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1784 VectorNegate (moveangle, a);
1785 AngleVectorsFLU (a, forward, left, up);
1787 VectorCopy (PRVM_serveredictvector(pusher, origin), pushorig);
1788 VectorCopy (PRVM_serveredictvector(pusher, angles), pushang);
1789 pushltime = PRVM_serveredictfloat(pusher, ltime);
1791 // move the pusher to its final position
1793 VectorMA (PRVM_serveredictvector(pusher, origin), movetime, PRVM_serveredictvector(pusher, velocity), PRVM_serveredictvector(pusher, origin));
1794 VectorMA (PRVM_serveredictvector(pusher, angles), movetime, PRVM_serveredictvector(pusher, avelocity), PRVM_serveredictvector(pusher, angles));
1795 PRVM_serveredictfloat(pusher, ltime) += movetime;
1796 SV_LinkEdict(pusher);
1798 pushermodel = SV_GetModelFromEdict(pusher);
1799 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);
1800 Matrix4x4_Invert_Simple(&pusherfinalimatrix, &pusherfinalmatrix);
1802 savesolid = PRVM_serveredictfloat(pusher, solid);
1804 // see if any solid entities are inside the final position
1807 if (PRVM_serveredictfloat(pusher, movetype) == MOVETYPE_FAKEPUSH) // Tenebrae's MOVETYPE_PUSH variant that doesn't push...
1808 numcheckentities = 0;
1809 else // MOVETYPE_PUSH
1810 numcheckentities = SV_EntitiesInBox(mins, maxs, MAX_EDICTS, checkentities);
1811 for (e = 0;e < numcheckentities;e++)
1813 prvm_edict_t *check = checkentities[e];
1814 int movetype = (int)PRVM_serveredictfloat(check, movetype);
1819 case MOVETYPE_FOLLOW:
1820 case MOVETYPE_NOCLIP:
1821 case MOVETYPE_FLY_WORLDONLY:
1827 if (PRVM_serveredictedict(check, owner) == pusherprog)
1830 if (pusherowner == PRVM_EDICT_TO_PROG(check))
1833 //Con_Printf("%i %s ", PRVM_NUM_FOR_EDICT(check), PRVM_GetString(PRVM_serveredictstring(check, classname)));
1835 // tell any MOVETYPE_STEP entity that it may need to check for water transitions
1836 check->priv.server->waterposition_forceupdate = true;
1838 checkcontents = SV_GenericHitSuperContentsMask(check);
1840 // if the entity is standing on the pusher, it will definitely be moved
1841 // if the entity is not standing on the pusher, but is in the pusher's
1842 // final position, move it
1843 if (!((int)PRVM_serveredictfloat(check, flags) & FL_ONGROUND) || PRVM_PROG_TO_EDICT(PRVM_serveredictedict(check, groundentity)) != pusher)
1845 VectorCopy(PRVM_serveredictvector(pusher, mins), pushermins);
1846 VectorCopy(PRVM_serveredictvector(pusher, maxs), pushermaxs);
1847 VectorCopy(PRVM_serveredictvector(check, origin), checkorigin);
1848 VectorCopy(PRVM_serveredictvector(check, mins), checkmins);
1849 VectorCopy(PRVM_serveredictvector(check, maxs), checkmaxs);
1850 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);
1851 //trace = SV_TraceBox(PRVM_serveredictvector(check, origin), PRVM_serveredictvector(check, mins), PRVM_serveredictvector(check, maxs), PRVM_serveredictvector(check, origin), MOVE_NOMONSTERS, check, checkcontents);
1852 if (!trace.startsolid)
1854 //Con_Printf("- not in solid\n");
1859 VectorLerp(PRVM_serveredictvector(check, mins), 0.5f, PRVM_serveredictvector(check, maxs), pivot);
1860 //VectorClear(pivot);
1865 VectorSubtract (PRVM_serveredictvector(check, origin), PRVM_serveredictvector(pusher, origin), org);
1866 VectorAdd (org, pivot, org);
1867 org2[0] = DotProduct (org, forward);
1868 org2[1] = DotProduct (org, left);
1869 org2[2] = DotProduct (org, up);
1870 VectorSubtract (org2, org, move);
1871 VectorAdd (move, move1, move);
1874 VectorCopy (move1, move);
1876 //Con_Printf("- pushing %f %f %f\n", move[0], move[1], move[2]);
1878 VectorCopy (PRVM_serveredictvector(check, origin), check->priv.server->moved_from);
1879 VectorCopy (PRVM_serveredictvector(check, angles), check->priv.server->moved_fromangles);
1880 moved_edicts[num_moved++] = PRVM_NUM_FOR_EDICT(check);
1882 // physics objects need better collisions than this code can do
1883 if (movetype == MOVETYPE_PHYSICS)
1885 VectorAdd(PRVM_serveredictvector(check, origin), move, PRVM_serveredictvector(check, origin));
1886 SV_LinkEdict(check);
1887 SV_LinkEdict_TouchAreaGrid(check);
1891 // try moving the contacted entity
1892 PRVM_serveredictfloat(pusher, solid) = SOLID_NOT;
1893 if(!SV_PushEntity (&trace, check, move, true))
1895 // entity "check" got teleported
1896 PRVM_serveredictvector(check, angles)[1] += trace.fraction * moveangle[1];
1897 PRVM_serveredictfloat(pusher, solid) = savesolid; // was SOLID_BSP
1898 continue; // pushed enough
1900 // FIXME: turn players specially
1901 PRVM_serveredictvector(check, angles)[1] += trace.fraction * moveangle[1];
1902 PRVM_serveredictfloat(pusher, solid) = savesolid; // was SOLID_BSP
1903 //Con_Printf("%s:%d frac %f startsolid %d bmodelstartsolid %d allsolid %d\n", __FILE__, __LINE__, trace.fraction, trace.startsolid, trace.bmodelstartsolid, trace.allsolid);
1905 // this trace.fraction < 1 check causes items to fall off of pushers
1906 // if they pass under or through a wall
1907 // the groundentity check causes items to fall off of ledges
1908 if (PRVM_serveredictfloat(check, movetype) != MOVETYPE_WALK && (trace.fraction < 1 || PRVM_PROG_TO_EDICT(PRVM_serveredictedict(check, groundentity)) != pusher))
1909 PRVM_serveredictfloat(check, flags) = (int)PRVM_serveredictfloat(check, flags) & ~FL_ONGROUND;
1911 // if it is still inside the pusher, block
1912 VectorCopy(PRVM_serveredictvector(pusher, mins), pushermins);
1913 VectorCopy(PRVM_serveredictvector(pusher, maxs), pushermaxs);
1914 VectorCopy(PRVM_serveredictvector(check, origin), checkorigin);
1915 VectorCopy(PRVM_serveredictvector(check, mins), checkmins);
1916 VectorCopy(PRVM_serveredictvector(check, maxs), checkmaxs);
1917 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);
1918 if (trace.startsolid)
1921 if(SV_NudgeOutOfSolid_PivotIsKnownGood(check, pivot))
1923 // hack to invoke all necessary movement triggers
1925 if(!SV_PushEntity(&trace2, check, move2, true))
1927 // entity "check" got teleported
1934 // still inside pusher, so it's really blocked
1937 if (PRVM_serveredictvector(check, mins)[0] == PRVM_serveredictvector(check, maxs)[0])
1939 if (PRVM_serveredictfloat(check, solid) == SOLID_NOT || PRVM_serveredictfloat(check, solid) == SOLID_TRIGGER)
1942 PRVM_serveredictvector(check, mins)[0] = PRVM_serveredictvector(check, mins)[1] = 0;
1943 VectorCopy (PRVM_serveredictvector(check, mins), PRVM_serveredictvector(check, maxs));
1947 VectorCopy (pushorig, PRVM_serveredictvector(pusher, origin));
1948 VectorCopy (pushang, PRVM_serveredictvector(pusher, angles));
1949 PRVM_serveredictfloat(pusher, ltime) = pushltime;
1950 SV_LinkEdict(pusher);
1952 // move back any entities we already moved
1953 for (i = 0;i < num_moved;i++)
1955 prvm_edict_t *ed = PRVM_EDICT_NUM(moved_edicts[i]);
1956 VectorCopy (ed->priv.server->moved_from, PRVM_serveredictvector(ed, origin));
1957 VectorCopy (ed->priv.server->moved_fromangles, PRVM_serveredictvector(ed, angles));
1961 // if the pusher has a "blocked" function, call it, otherwise just stay in place until the obstacle is gone
1962 if (PRVM_serveredictfunction(pusher, blocked))
1964 PRVM_serverglobalfloat(time) = sv.time;
1965 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(pusher);
1966 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(check);
1967 prog->ExecuteProgram(prog, PRVM_serveredictfunction(pusher, blocked), "QC function self.blocked is missing");
1972 PRVM_serveredictvector(pusher, angles)[0] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[0] * (1.0 / 360.0));
1973 PRVM_serveredictvector(pusher, angles)[1] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[1] * (1.0 / 360.0));
1974 PRVM_serveredictvector(pusher, angles)[2] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[2] * (1.0 / 360.0));
1983 static void SV_Physics_Pusher (prvm_edict_t *ent)
1985 prvm_prog_t *prog = SVVM_prog;
1986 prvm_vec_t thinktime, oldltime, movetime;
1988 oldltime = PRVM_serveredictfloat(ent, ltime);
1990 thinktime = PRVM_serveredictfloat(ent, nextthink);
1991 if (thinktime < PRVM_serveredictfloat(ent, ltime) + sv.frametime)
1993 movetime = thinktime - PRVM_serveredictfloat(ent, ltime);
1998 movetime = sv.frametime;
2001 // advances PRVM_serveredictfloat(ent, ltime) if not blocked
2002 SV_PushMove (ent, movetime);
2004 if (thinktime > oldltime && thinktime <= PRVM_serveredictfloat(ent, ltime))
2006 PRVM_serveredictfloat(ent, nextthink) = 0;
2007 PRVM_serverglobalfloat(time) = sv.time;
2008 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2009 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(prog->edicts);
2010 prog->ExecuteProgram(prog, PRVM_serveredictfunction(ent, think), "QC function self.think is missing");
2016 ===============================================================================
2020 ===============================================================================
2023 static float unstickoffsets[] =
2025 // poutting -/+z changes first as they are least weird
2040 typedef enum unstickresult_e
2048 static unstickresult_t SV_UnstickEntityReturnOffset (prvm_edict_t *ent, vec3_t offset)
2050 prvm_prog_t *prog = SVVM_prog;
2053 // if not stuck in a bmodel, just return
2054 if (!SV_TestEntityPosition(ent, vec3_origin))
2055 return UNSTICK_GOOD;
2057 for (i = 0;i < (int)(sizeof(unstickoffsets) / sizeof(unstickoffsets[0]));i += 3)
2059 if (!SV_TestEntityPosition(ent, unstickoffsets + i))
2061 VectorCopy(unstickoffsets + i, offset);
2063 //SV_LinkEdict_TouchAreaGrid(ent);
2064 return UNSTICK_UNSTUCK;
2068 maxunstick = (int) ((PRVM_serveredictvector(ent, maxs)[2] - PRVM_serveredictvector(ent, mins)[2]) * 0.36);
2069 // magic number 0.36 allows unsticking by up to 17 units with the largest supported bbox
2071 for(i = 2; i <= maxunstick; ++i)
2073 VectorClear(offset);
2075 if (!SV_TestEntityPosition(ent, offset))
2078 //SV_LinkEdict_TouchAreaGrid(ent);
2079 return UNSTICK_UNSTUCK;
2082 if (!SV_TestEntityPosition(ent, offset))
2085 //SV_LinkEdict_TouchAreaGrid(ent);
2086 return UNSTICK_UNSTUCK;
2090 return UNSTICK_STUCK;
2093 qbool SV_UnstickEntity (prvm_edict_t *ent)
2095 prvm_prog_t *prog = SVVM_prog;
2097 switch(SV_UnstickEntityReturnOffset(ent, offset))
2101 case UNSTICK_UNSTUCK:
2102 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]);
2105 if (developer_extra.integer)
2106 Con_DPrintf("Stuck entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)));
2109 Con_Printf("SV_UnstickEntityReturnOffset returned a value outside its enum.\n");
2118 This is a big hack to try and fix the rare case of getting stuck in the world
2122 static void SV_CheckStuck (prvm_edict_t *ent)
2124 prvm_prog_t *prog = SVVM_prog;
2127 switch(SV_UnstickEntityReturnOffset(ent, offset))
2130 VectorCopy (PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, oldorigin));
2132 case UNSTICK_UNSTUCK:
2133 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]);
2136 VectorSubtract(PRVM_serveredictvector(ent, oldorigin), PRVM_serveredictvector(ent, origin), offset);
2137 if (!SV_TestEntityPosition(ent, offset))
2139 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)));
2141 //SV_LinkEdict_TouchAreaGrid(ent);
2144 Con_DPrintf("Stuck player entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)));
2147 Con_Printf("SV_UnstickEntityReturnOffset returned a value outside its enum.\n");
2157 static qbool SV_CheckWater (prvm_edict_t *ent)
2159 prvm_prog_t *prog = SVVM_prog;
2161 int nNativeContents;
2164 point[0] = PRVM_serveredictvector(ent, origin)[0];
2165 point[1] = PRVM_serveredictvector(ent, origin)[1];
2166 point[2] = PRVM_serveredictvector(ent, origin)[2] + PRVM_serveredictvector(ent, mins)[2] + 1;
2168 // DRESK - Support for Entity Contents Transition Event
2169 // NOTE: Some logic needed to be slightly re-ordered
2170 // to not affect performance and allow for the feature.
2172 // Acquire Super Contents Prior to Resets
2173 cont = SV_PointSuperContents(point);
2174 // Acquire Native Contents Here
2175 nNativeContents = Mod_Q1BSP_NativeContentsFromSuperContents(cont);
2177 // DRESK - Support for Entity Contents Transition Event
2178 if(PRVM_serveredictfloat(ent, watertype))
2179 // Entity did NOT Spawn; Check
2180 SV_CheckContentsTransition(ent, nNativeContents);
2183 PRVM_serveredictfloat(ent, waterlevel) = 0;
2184 PRVM_serveredictfloat(ent, watertype) = CONTENTS_EMPTY;
2185 cont = SV_PointSuperContents(point);
2186 if (cont & (SUPERCONTENTS_LIQUIDSMASK))
2188 PRVM_serveredictfloat(ent, watertype) = nNativeContents;
2189 PRVM_serveredictfloat(ent, waterlevel) = 1;
2190 point[2] = PRVM_serveredictvector(ent, origin)[2] + (PRVM_serveredictvector(ent, mins)[2] + PRVM_serveredictvector(ent, maxs)[2])*0.5;
2191 if (SV_PointSuperContents(point) & (SUPERCONTENTS_LIQUIDSMASK))
2193 PRVM_serveredictfloat(ent, waterlevel) = 2;
2194 point[2] = PRVM_serveredictvector(ent, origin)[2] + PRVM_serveredictvector(ent, view_ofs)[2];
2195 if (SV_PointSuperContents(point) & (SUPERCONTENTS_LIQUIDSMASK))
2196 PRVM_serveredictfloat(ent, waterlevel) = 3;
2200 return PRVM_serveredictfloat(ent, waterlevel) > 1;
2209 static void SV_WallFriction (prvm_edict_t *ent, float *stepnormal)
2211 prvm_prog_t *prog = SVVM_prog;
2213 vec3_t forward, into, side, v_angle;
2215 VectorCopy(PRVM_serveredictvector(ent, v_angle), v_angle);
2216 AngleVectors (v_angle, forward, NULL, NULL);
2217 if ((d = DotProduct (stepnormal, forward) + 0.5) < 0)
2219 // cut the tangential velocity
2220 i = DotProduct (stepnormal, PRVM_serveredictvector(ent, velocity));
2221 VectorScale (stepnormal, i, into);
2222 VectorSubtract (PRVM_serveredictvector(ent, velocity), into, side);
2223 PRVM_serveredictvector(ent, velocity)[0] = side[0] * (1 + d);
2224 PRVM_serveredictvector(ent, velocity)[1] = side[1] * (1 + d);
2230 =====================
2233 Player has come to a dead stop, possibly due to the problem with limited
2234 float precision at some angle joins in the BSP hull.
2236 Try fixing by pushing one pixel in each direction.
2238 This is a hack, but in the interest of good gameplay...
2239 ======================
2241 int SV_TryUnstick (prvm_edict_t *ent, vec3_t oldvel)
2246 VectorCopy (PRVM_serveredictvector(ent, origin), oldorg);
2249 for (i=0 ; i<8 ; i++)
2251 // try pushing a little in an axial direction
2254 case 0: dir[0] = 2; dir[1] = 0; break;
2255 case 1: dir[0] = 0; dir[1] = 2; break;
2256 case 2: dir[0] = -2; dir[1] = 0; break;
2257 case 3: dir[0] = 0; dir[1] = -2; break;
2258 case 4: dir[0] = 2; dir[1] = 2; break;
2259 case 5: dir[0] = -2; dir[1] = 2; break;
2260 case 6: dir[0] = 2; dir[1] = -2; break;
2261 case 7: dir[0] = -2; dir[1] = -2; break;
2264 SV_PushEntity (&trace, ent, dir, false, true);
2266 // retry the original move
2267 PRVM_serveredictvector(ent, velocity)[0] = oldvel[0];
2268 PRVM_serveredictvector(ent, velocity)[1] = oldvel[1];
2269 PRVM_serveredictvector(ent, velocity)[2] = 0;
2270 clip = SV_FlyMove (ent, 0.1, NULL, SV_GenericHitSuperContentsMask(ent), 0);
2272 if (fabs(oldorg[1] - PRVM_serveredictvector(ent, origin)[1]) > 4
2273 || fabs(oldorg[0] - PRVM_serveredictvector(ent, origin)[0]) > 4)
2275 Con_DPrint("TryUnstick - success.\n");
2279 // go back to the original pos and try again
2280 VectorCopy (oldorg, PRVM_serveredictvector(ent, origin));
2284 VectorClear (PRVM_serveredictvector(ent, velocity));
2285 Con_DPrint("TryUnstick - failure.\n");
2291 =====================
2294 Only used by players
2295 ======================
2297 static void SV_WalkMove (prvm_edict_t *ent)
2299 prvm_prog_t *prog = SVVM_prog;
2302 //int originalmove_clip;
2303 int originalmove_flags;
2304 int originalmove_groundentity;
2305 int hitsupercontentsmask = SV_GenericHitSuperContentsMask(ent);
2306 int skipsupercontentsmask = 0;
2307 int skipmaterialflagsmask = 0;
2309 vec3_t upmove, downmove, start_origin, start_velocity, stepnormal, originalmove_origin, originalmove_velocity, entmins, entmaxs;
2310 trace_t downtrace, trace;
2313 // if frametime is 0 (due to client sending the same timestamp twice),
2315 if (sv.frametime <= 0)
2318 if (sv_gameplayfix_unstickplayers.integer)
2319 SV_CheckStuck (ent);
2321 applygravity = !SV_CheckWater (ent) && PRVM_serveredictfloat(ent, movetype) == MOVETYPE_WALK && ! ((int)PRVM_serveredictfloat(ent, flags) & FL_WATERJUMP);
2323 SV_CheckVelocity(ent);
2325 // do a regular slide move unless it looks like you ran into a step
2326 oldonground = (int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND;
2328 VectorCopy (PRVM_serveredictvector(ent, origin), start_origin);
2329 VectorCopy (PRVM_serveredictvector(ent, velocity), start_velocity);
2331 clip = SV_FlyMove (ent, sv.frametime, applygravity, NULL, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, sv_gameplayfix_stepmultipletimes.integer ? sv_stepheight.value : 0);
2333 if(sv_gameplayfix_downtracesupportsongroundflag.integer)
2336 // only try this if there was no floor in the way in the trace (no,
2337 // this check seems to be not REALLY necessary, because if clip & 1,
2338 // our trace will hit that thing too)
2339 VectorSet(upmove, PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2] + 1);
2340 VectorSet(downmove, PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2] - 1);
2341 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_FLYMISSILE)
2342 type = MOVE_MISSILE;
2343 else if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_FLY_WORLDONLY)
2344 type = MOVE_WORLDONLY;
2345 else if (PRVM_serveredictfloat(ent, solid) == SOLID_TRIGGER || PRVM_serveredictfloat(ent, solid) == SOLID_NOT)
2346 type = MOVE_NOMONSTERS; // only clip against bmodels
2349 VectorCopy(PRVM_serveredictvector(ent, mins), entmins);
2350 VectorCopy(PRVM_serveredictvector(ent, maxs), entmaxs);
2351 trace = SV_TraceBox(upmove, entmins, entmaxs, downmove, type, ent, SV_GenericHitSuperContentsMask(ent), skipsupercontentsmask, skipmaterialflagsmask, collision_extendmovelength.value);
2352 if(trace.fraction < 1 && trace.plane.normal[2] > 0.7)
2354 clip |= 1; // but we HAVE found a floor
2355 // set groundentity so we get carried when walking onto a mover with sv_gameplayfix_nogravityonground
2356 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
2360 // if the move did not hit the ground at any point, we're not on ground
2362 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2364 SV_CheckVelocity(ent);
2366 SV_LinkEdict_TouchAreaGrid(ent);
2368 if(clip & 8) // teleport
2371 if ((int)PRVM_serveredictfloat(ent, flags) & FL_WATERJUMP)
2374 if (sv_nostep.integer)
2377 VectorCopy(PRVM_serveredictvector(ent, origin), originalmove_origin);
2378 VectorCopy(PRVM_serveredictvector(ent, velocity), originalmove_velocity);
2379 //originalmove_clip = clip;
2380 originalmove_flags = (int)PRVM_serveredictfloat(ent, flags);
2381 originalmove_groundentity = PRVM_serveredictedict(ent, groundentity);
2383 // if move didn't block on a step, return
2386 // if move was not trying to move into the step, return
2387 if (fabs(start_velocity[0]) < 0.03125 && fabs(start_velocity[1]) < 0.03125)
2390 if (PRVM_serveredictfloat(ent, movetype) != MOVETYPE_FLY)
2392 // return if gibbed by a trigger
2393 if (PRVM_serveredictfloat(ent, movetype) != MOVETYPE_WALK)
2396 // return if attempting to jump while airborn (unless sv_jumpstep)
2397 if (!sv_jumpstep.integer)
2398 if (!oldonground && PRVM_serveredictfloat(ent, waterlevel) == 0)
2402 // try moving up and forward to go up a step
2403 // back to start pos
2404 VectorCopy (start_origin, PRVM_serveredictvector(ent, origin));
2405 VectorCopy (start_velocity, PRVM_serveredictvector(ent, velocity));
2408 VectorClear (upmove);
2409 upmove[2] = sv_stepheight.value;
2410 if(!SV_PushEntity(&trace, ent, upmove, true))
2412 // we got teleported when upstepping... must abort the move
2417 PRVM_serveredictvector(ent, velocity)[2] = 0;
2418 clip = SV_FlyMove (ent, sv.frametime, applygravity, stepnormal, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, 0);
2419 PRVM_serveredictvector(ent, velocity)[2] += start_velocity[2];
2422 // we got teleported when upstepping... must abort the move
2423 // note that z velocity handling may not be what QC expects here, but we cannot help it
2427 SV_CheckVelocity(ent);
2429 SV_LinkEdict_TouchAreaGrid(ent);
2431 // check for stuckness, possibly due to the limited precision of floats
2432 // in the clipping hulls
2434 && fabs(originalmove_origin[1] - PRVM_serveredictvector(ent, origin)[1]) < 0.03125
2435 && fabs(originalmove_origin[0] - PRVM_serveredictvector(ent, origin)[0]) < 0.03125)
2437 //Con_Printf("wall\n");
2438 // stepping up didn't make any progress, revert to original move
2439 VectorCopy(originalmove_origin, PRVM_serveredictvector(ent, origin));
2440 VectorCopy(originalmove_velocity, PRVM_serveredictvector(ent, velocity));
2441 //clip = originalmove_clip;
2442 PRVM_serveredictfloat(ent, flags) = originalmove_flags;
2443 PRVM_serveredictedict(ent, groundentity) = originalmove_groundentity;
2444 // now try to unstick if needed
2445 //clip = SV_TryUnstick (ent, oldvel);
2449 //Con_Printf("step - ");
2451 // extra friction based on view angle
2452 if (clip & 2 && sv_wallfriction.integer)
2453 SV_WallFriction (ent, stepnormal);
2455 // don't do the down move if stepdown is disabled, moving upward, not in water, or the move started offground or ended onground
2456 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))
2460 VectorClear (downmove);
2461 downmove[2] = -sv_stepheight.value + start_velocity[2]*sv.frametime;
2462 if(!SV_PushEntity (&downtrace, ent, downmove, true))
2464 // we got teleported when downstepping... must abort the move
2468 if (downtrace.fraction < 1 && downtrace.plane.normal[2] > 0.7)
2470 // this has been disabled so that you can't jump when you are stepping
2471 // up while already jumping (also known as the Quake2 double jump bug)
2473 // LadyHavoc: disabled this check so you can walk on monsters/players
2474 //if (PRVM_serveredictfloat(ent, solid) == SOLID_BSP)
2476 //Con_Printf("onground\n");
2477 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) | FL_ONGROUND;
2478 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(downtrace.ent);
2484 //Con_Printf("slope\n");
2485 // if the push down didn't end up on good ground, use the move without
2486 // the step up. This happens near wall / slope combinations, and can
2487 // cause the player to hop up higher on a slope too steep to climb
2488 VectorCopy(originalmove_origin, PRVM_serveredictvector(ent, origin));
2489 VectorCopy(originalmove_velocity, PRVM_serveredictvector(ent, velocity));
2490 //clip = originalmove_clip;
2491 PRVM_serveredictfloat(ent, flags) = originalmove_flags;
2492 PRVM_serveredictedict(ent, groundentity) = originalmove_groundentity;
2495 SV_CheckVelocity(ent);
2497 SV_LinkEdict_TouchAreaGrid(ent);
2500 //============================================================================
2506 Entities that are "stuck" to another entity
2509 static void SV_Physics_Follow (prvm_edict_t *ent)
2511 prvm_prog_t *prog = SVVM_prog;
2512 vec3_t vf, vr, vu, angles, v;
2515 // LadyHavoc: implemented rotation on MOVETYPE_FOLLOW objects
2516 e = PRVM_PROG_TO_EDICT(PRVM_serveredictedict(ent, aiment));
2517 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])
2519 // quick case for no rotation
2520 VectorAdd(PRVM_serveredictvector(e, origin), PRVM_serveredictvector(ent, view_ofs), PRVM_serveredictvector(ent, origin));
2524 angles[0] = -PRVM_serveredictvector(ent, punchangle)[0];
2525 angles[1] = PRVM_serveredictvector(ent, punchangle)[1];
2526 angles[2] = PRVM_serveredictvector(ent, punchangle)[2];
2527 AngleVectors (angles, vf, vr, vu);
2528 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];
2529 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];
2530 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];
2531 angles[0] = -PRVM_serveredictvector(e, angles)[0];
2532 angles[1] = PRVM_serveredictvector(e, angles)[1];
2533 angles[2] = PRVM_serveredictvector(e, angles)[2];
2534 AngleVectors (angles, vf, vr, vu);
2535 PRVM_serveredictvector(ent, origin)[0] = v[0] * vf[0] + v[1] * vf[1] + v[2] * vf[2] + PRVM_serveredictvector(e, origin)[0];
2536 PRVM_serveredictvector(ent, origin)[1] = v[0] * vr[0] + v[1] * vr[1] + v[2] * vr[2] + PRVM_serveredictvector(e, origin)[1];
2537 PRVM_serveredictvector(ent, origin)[2] = v[0] * vu[0] + v[1] * vu[1] + v[2] * vu[2] + PRVM_serveredictvector(e, origin)[2];
2539 VectorAdd (PRVM_serveredictvector(e, angles), PRVM_serveredictvector(ent, v_angle), PRVM_serveredictvector(ent, angles));
2541 //SV_LinkEdict_TouchAreaGrid(ent);
2545 ==============================================================================
2549 ==============================================================================
2554 SV_CheckWaterTransition
2558 static void SV_CheckWaterTransition (prvm_edict_t *ent)
2561 prvm_prog_t *prog = SVVM_prog;
2562 // 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
2564 VectorCopy(PRVM_serveredictvector(ent, origin), entorigin);
2565 cont = Mod_Q1BSP_NativeContentsFromSuperContents(SV_PointSuperContents(entorigin));
2566 if (!PRVM_serveredictfloat(ent, watertype))
2568 // just spawned here
2569 if (!sv_gameplayfix_fixedcheckwatertransition.integer)
2571 PRVM_serveredictfloat(ent, watertype) = cont;
2572 PRVM_serveredictfloat(ent, waterlevel) = 1;
2576 // DRESK - Support for Entity Contents Transition Event
2577 // NOTE: Call here BEFORE updating the watertype below,
2578 // and suppress watersplash sound if a valid function
2579 // call was made to allow for custom "splash" sounds.
2580 else if( !SV_CheckContentsTransition(ent, cont) )
2581 { // Contents Transition Function Invalid; Potentially Play Water Sound
2582 // check if the entity crossed into or out of water
2583 if (sv_sound_watersplash.string && ((PRVM_serveredictfloat(ent, watertype) == CONTENTS_WATER || PRVM_serveredictfloat(ent, watertype) == CONTENTS_SLIME) != (cont == CONTENTS_WATER || cont == CONTENTS_SLIME)))
2584 SV_StartSound (ent, 0, sv_sound_watersplash.string, 255, 1, false, 1.0f);
2587 if (cont <= CONTENTS_WATER)
2589 PRVM_serveredictfloat(ent, watertype) = cont;
2590 PRVM_serveredictfloat(ent, waterlevel) = 1;
2594 PRVM_serveredictfloat(ent, watertype) = CONTENTS_EMPTY;
2595 PRVM_serveredictfloat(ent, waterlevel) = sv_gameplayfix_fixedcheckwatertransition.integer ? 0 : cont;
2603 Toss, bounce, and fly movement. When onground, do nothing.
2607 void SV_Physics_Toss (prvm_edict_t *ent)
2609 prvm_prog_t *prog = SVVM_prog;
2614 prvm_edict_t *groundentity;
2615 float d, ent_gravity;
2619 // if onground, return without moving
2620 if ((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND)
2622 groundentity = PRVM_PROG_TO_EDICT(PRVM_serveredictedict(ent, groundentity));
2623 if (PRVM_serveredictvector(ent, velocity)[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer)
2625 // don't stick to ground if onground and moving upward
2626 PRVM_serveredictfloat(ent, flags) -= FL_ONGROUND;
2628 else if (!PRVM_serveredictedict(ent, groundentity) || !sv_gameplayfix_noairborncorpse.integer)
2630 // we can trust FL_ONGROUND if groundentity is world because it never moves
2633 else if (ent->priv.server->suspendedinairflag && groundentity->free)
2635 // if ent was supported by a brush model on previous frame,
2636 // and groundentity is now freed, set groundentity to 0 (world)
2637 // which leaves it suspended in the air
2638 PRVM_serveredictedict(ent, groundentity) = 0;
2639 if (sv_gameplayfix_noairborncorpse_allowsuspendeditems.integer)
2642 else if (BoxesOverlap(ent->priv.server->cullmins, ent->priv.server->cullmaxs, groundentity->priv.server->cullmins, groundentity->priv.server->cullmaxs))
2644 // don't slide if still touching the groundentity
2648 ent->priv.server->suspendedinairflag = false;
2650 SV_CheckVelocity (ent);
2653 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_TOSS || PRVM_serveredictfloat(ent, movetype) == MOVETYPE_BOUNCE)
2654 PRVM_serveredictvector(ent, velocity)[2] -= SV_Gravity(ent);
2657 VectorMA (PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
2659 movetime = sv.frametime;
2660 for (bump = 0;bump < MAX_CLIP_PLANES && movetime > 0;bump++)
2663 VectorScale(PRVM_serveredictvector(ent, velocity), movetime, move);
2664 if(!SV_PushEntity(&trace, ent, move, true))
2665 return; // teleported
2668 if (trace.bmodelstartsolid && sv_gameplayfix_unstickentities.integer)
2670 // try to unstick the entity
2671 SV_UnstickEntity(ent);
2672 if(!SV_PushEntity(&trace, ent, move, true))
2673 return; // teleported
2677 if (trace.fraction == 1)
2679 movetime *= 1 - min(1, trace.fraction);
2680 switch((int)PRVM_serveredictfloat(ent, movetype))
2682 case MOVETYPE_BOUNCEMISSILE:
2683 bouncefactor = PRVM_serveredictfloat(ent, bouncefactor);
2685 bouncefactor = 1.0f;
2687 ClipVelocity(PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity), 1 + bouncefactor);
2688 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2689 if (!sv_gameplayfix_slidemoveprojectiles.integer)
2692 case MOVETYPE_BOUNCE:
2693 bouncefactor = PRVM_serveredictfloat(ent, bouncefactor);
2695 bouncefactor = 0.5f;
2697 bouncestop = PRVM_serveredictfloat(ent, bouncestop);
2699 bouncestop = 60.0f / 800.0f;
2701 ClipVelocity(PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity), 1 + bouncefactor);
2702 ent_gravity = PRVM_serveredictfloat(ent, gravity);
2705 // LadyHavoc: fixed grenades not bouncing when fired down a slope
2706 if (sv_gameplayfix_grenadebouncedownslopes.integer)
2707 d = fabs(DotProduct(trace.plane.normal, PRVM_serveredictvector(ent, velocity)));
2709 d = PRVM_serveredictvector(ent, velocity)[2];
2710 if (trace.plane.normal[2] > 0.7 && d < sv_gravity.value * bouncestop * ent_gravity)
2712 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) | FL_ONGROUND;
2713 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
2714 VectorClear(PRVM_serveredictvector(ent, velocity));
2715 VectorClear(PRVM_serveredictvector(ent, avelocity));
2720 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2721 if (!sv_gameplayfix_slidemoveprojectiles.integer)
2726 ClipVelocity (PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity), 1.0);
2727 if (trace.plane.normal[2] > 0.7)
2729 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) | FL_ONGROUND;
2730 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
2731 if (PRVM_serveredictfloat(((prvm_edict_t *)trace.ent), solid) == SOLID_BSP)
2732 ent->priv.server->suspendedinairflag = true;
2733 VectorClear (PRVM_serveredictvector(ent, velocity));
2734 VectorClear (PRVM_serveredictvector(ent, avelocity));
2739 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2740 if (!sv_gameplayfix_slidemoveprojectiles.integer)
2747 // check for in water
2748 SV_CheckWaterTransition (ent);
2752 ===============================================================================
2756 ===============================================================================
2763 Monsters freefall when they don't have a ground entity, otherwise
2764 all movement is done with discrete steps.
2766 This is also used for objects that have become still on the ground, but
2767 will fall if the floor is pulled out from under them.
2770 static void SV_Physics_Step (prvm_edict_t *ent)
2772 prvm_prog_t *prog = SVVM_prog;
2773 int flags = (int)PRVM_serveredictfloat(ent, flags);
2776 // Backup Velocity in the event that movetypesteplandevent is called,
2777 // to provide a parameter with the entity's velocity at impact.
2778 vec3_t backupVelocity;
2779 VectorCopy(PRVM_serveredictvector(ent, velocity), backupVelocity);
2780 // don't fall at all if fly/swim
2781 if (!(flags & (FL_FLY | FL_SWIM)))
2783 if (flags & FL_ONGROUND)
2785 // freefall if onground and moving upward
2786 // freefall if not standing on a world surface (it may be a lift or trap door)
2787 if (PRVM_serveredictvector(ent, velocity)[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer)
2789 PRVM_serveredictfloat(ent, flags) -= FL_ONGROUND;
2790 SV_CheckVelocity(ent);
2791 SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent), 0, 0, 0);
2793 SV_LinkEdict_TouchAreaGrid(ent);
2794 ent->priv.server->waterposition_forceupdate = true;
2799 // freefall if not onground
2800 int hitsound = PRVM_serveredictvector(ent, velocity)[2] < sv_gravity.value * -0.1;
2802 SV_CheckVelocity(ent);
2803 SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent), 0, 0, 0);
2805 SV_LinkEdict_TouchAreaGrid(ent);
2808 if (hitsound && (int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND)
2810 // DRESK - Check for Entity Land Event Function
2811 if(PRVM_serveredictfunction(ent, movetypesteplandevent))
2812 { // Valid Function; Execute
2813 // Prepare Parameters
2814 // Assign Velocity at Impact
2815 PRVM_G_VECTOR(OFS_PARM0)[0] = backupVelocity[0];
2816 PRVM_G_VECTOR(OFS_PARM0)[1] = backupVelocity[1];
2817 PRVM_G_VECTOR(OFS_PARM0)[2] = backupVelocity[2];
2819 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2821 PRVM_serverglobalfloat(time) = sv.time;
2822 // Execute VM Function
2823 prog->ExecuteProgram(prog, PRVM_serveredictfunction(ent, movetypesteplandevent), "movetypesteplandevent: NULL function");
2826 // Check for Engine Landing Sound
2827 if(sv_sound_land.string)
2828 SV_StartSound(ent, 0, sv_sound_land.string, 255, 1, false, 1.0f);
2830 ent->priv.server->waterposition_forceupdate = true;
2835 //============================================================================
2837 static void SV_Physics_Entity (prvm_edict_t *ent)
2839 prvm_prog_t *prog = SVVM_prog;
2840 // don't run think/move on newly spawned projectiles as it messes up
2841 // movement interpolation and rocket trails, and is inconsistent with
2842 // respect to entities spawned in the same frame
2843 // (if an ent spawns a higher numbered ent, it moves in the same frame,
2844 // but if it spawns a lower numbered ent, it doesn't - this never moves
2845 // ents in the first frame regardless)
2846 qbool runmove = ent->priv.server->move;
2847 ent->priv.server->move = true;
2848 if (!runmove && sv_gameplayfix_delayprojectiles.integer > 0)
2850 switch ((int) PRVM_serveredictfloat(ent, movetype))
2853 case MOVETYPE_FAKEPUSH:
2854 SV_Physics_Pusher (ent);
2857 // LadyHavoc: manually inlined the thinktime check here because MOVETYPE_NONE is used on so many objects
2858 if (PRVM_serveredictfloat(ent, nextthink) > 0 && PRVM_serveredictfloat(ent, nextthink) <= sv.time + sv.frametime)
2861 case MOVETYPE_FOLLOW:
2862 if(SV_RunThink(ent))
2863 SV_Physics_Follow (ent);
2865 case MOVETYPE_NOCLIP:
2866 if (SV_RunThink(ent))
2869 VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
2870 VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
2875 SV_Physics_Step (ent);
2877 if (SV_RunThink(ent))
2878 if (ent->priv.server->waterposition_forceupdate || !VectorCompare(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin))
2880 ent->priv.server->waterposition_forceupdate = false;
2881 VectorCopy(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin);
2882 SV_CheckWaterTransition(ent);
2886 if (SV_RunThink (ent))
2890 case MOVETYPE_BOUNCE:
2891 case MOVETYPE_BOUNCEMISSILE:
2892 case MOVETYPE_FLYMISSILE:
2894 case MOVETYPE_FLY_WORLDONLY:
2896 if (SV_RunThink (ent))
2897 SV_Physics_Toss (ent);
2899 case MOVETYPE_PHYSICS:
2900 if (SV_RunThink(ent))
2903 SV_LinkEdict_TouchAreaGrid(ent);
2907 if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
2909 Con_Printf ("SV_Physics: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
2914 static void SV_Physics_ClientEntity_NoThink (prvm_edict_t *ent)
2916 prvm_prog_t *prog = SVVM_prog;
2918 // don't run think at all, that is done during server frames
2919 // instead, call the movetypes directly so they match client input
2921 // This probably only makes sense for CSQC-networked (SendEntity field set) player entities
2922 switch ((int) PRVM_serveredictfloat(ent, movetype))
2925 case MOVETYPE_FAKEPUSH:
2926 // push physics relies heavily on think times and calls, and so cannot be predicted currently
2927 Con_Printf ("SV_Physics_ClientEntity_NoThink: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
2931 case MOVETYPE_FOLLOW:
2932 SV_Physics_Follow (ent);
2934 case MOVETYPE_NOCLIP:
2935 VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
2936 VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
2939 SV_Physics_Step (ent);
2945 case MOVETYPE_BOUNCE:
2946 case MOVETYPE_BOUNCEMISSILE:
2947 case MOVETYPE_FLYMISSILE:
2948 SV_Physics_Toss (ent);
2951 case MOVETYPE_FLY_WORLDONLY:
2954 case MOVETYPE_PHYSICS:
2957 if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
2959 Con_Printf ("SV_Physics_ClientEntity_NoThink: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
2964 void SV_Physics_ClientMove(void)
2966 prvm_prog_t *prog = SVVM_prog;
2968 ent = host_client->edict;
2970 // call player physics, this needs the proper frametime
2971 PRVM_serverglobalfloat(frametime) = sv.frametime;
2974 // call standard client pre-think, with frametime = 0
2975 PRVM_serverglobalfloat(time) = sv.time;
2976 PRVM_serverglobalfloat(frametime) = 0;
2977 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2978 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPreThink), "QC function PlayerPreThink is missing");
2979 PRVM_serverglobalfloat(frametime) = sv.frametime;
2981 // make sure the velocity is sane (not a NaN)
2982 SV_CheckVelocity(ent);
2984 // perform movetype behaviour
2985 // note: will always be MOVETYPE_WALK if disableclientprediction = 0
2986 SV_Physics_ClientEntity_NoThink (ent);
2988 // call standard player post-think, with frametime = 0
2989 PRVM_serverglobalfloat(time) = sv.time;
2990 PRVM_serverglobalfloat(frametime) = 0;
2991 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2992 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPostThink), "QC function PlayerPostThink is missing");
2993 PRVM_serverglobalfloat(frametime) = sv.frametime;
2995 if(PRVM_serveredictfloat(ent, fixangle))
2997 // angle fixing was requested by physics code...
2998 // so store the current angles for later use
2999 VectorCopy(PRVM_serveredictvector(ent, angles), host_client->fixangle_angles);
3000 host_client->fixangle_angles_set = true;
3002 // and clear fixangle for the next frame
3003 PRVM_serveredictfloat(ent, fixangle) = 0;
3007 static void SV_Physics_ClientEntity_PreThink(prvm_edict_t *ent)
3009 prvm_prog_t *prog = SVVM_prog;
3010 // don't do physics on disconnected clients, FrikBot relies on this
3011 if (!host_client->begun)
3014 // make sure the velocity is sane (not a NaN)
3015 SV_CheckVelocity(ent);
3017 // don't run physics here if running asynchronously
3018 if (host_client->clmovement_inputtimeout <= 0)
3021 //host_client->cmd.time = max(host_client->cmd.time, sv.time);
3024 // make sure the velocity is still sane (not a NaN)
3025 SV_CheckVelocity(ent);
3027 // call standard client pre-think
3028 PRVM_serverglobalfloat(time) = sv.time;
3029 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
3030 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPreThink), "QC function PlayerPreThink is missing");
3032 // make sure the velocity is still sane (not a NaN)
3033 SV_CheckVelocity(ent);
3036 static void SV_Physics_ClientEntity_PostThink(prvm_edict_t *ent)
3038 prvm_prog_t *prog = SVVM_prog;
3039 // don't do physics on disconnected clients, FrikBot relies on this
3040 if (!host_client->begun)
3043 // make sure the velocity is sane (not a NaN)
3044 SV_CheckVelocity(ent);
3046 // call standard player post-think
3047 PRVM_serverglobalfloat(time) = sv.time;
3048 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
3049 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPostThink), "QC function PlayerPostThink is missing");
3051 // make sure the velocity is still sane (not a NaN)
3052 SV_CheckVelocity(ent);
3054 if(PRVM_serveredictfloat(ent, fixangle))
3056 // angle fixing was requested by physics code...
3057 // so store the current angles for later use
3058 VectorCopy(PRVM_serveredictvector(ent, angles), host_client->fixangle_angles);
3059 host_client->fixangle_angles_set = true;
3061 // and clear fixangle for the next frame
3062 PRVM_serveredictfloat(ent, fixangle) = 0;
3065 // decrement the countdown variable used to decide when to go back to
3066 // synchronous physics
3067 if (host_client->clmovement_inputtimeout > sv.frametime)
3068 host_client->clmovement_inputtimeout -= sv.frametime;
3070 host_client->clmovement_inputtimeout = 0;
3073 static void SV_Physics_ClientEntity(prvm_edict_t *ent)
3075 prvm_prog_t *prog = SVVM_prog;
3076 // don't do physics on disconnected clients, FrikBot relies on this
3077 if (!host_client->begun)
3079 memset(&host_client->cmd, 0, sizeof(host_client->cmd));
3083 // make sure the velocity is sane (not a NaN)
3084 SV_CheckVelocity(ent);
3086 switch ((int) PRVM_serveredictfloat(ent, movetype))
3089 case MOVETYPE_FAKEPUSH:
3090 SV_Physics_Pusher (ent);
3093 // LadyHavoc: manually inlined the thinktime check here because MOVETYPE_NONE is used on so many objects
3094 if (PRVM_serveredictfloat(ent, nextthink) > 0 && PRVM_serveredictfloat(ent, nextthink) <= sv.time + sv.frametime)
3097 case MOVETYPE_FOLLOW:
3099 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3100 SV_Physics_Follow (ent);
3102 case MOVETYPE_NOCLIP:
3104 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3107 VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
3108 VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
3112 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3113 SV_Physics_Step (ent);
3114 if (SV_RunThink(ent))
3115 if (ent->priv.server->waterposition_forceupdate || !VectorCompare(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin))
3117 ent->priv.server->waterposition_forceupdate = false;
3118 VectorCopy(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin);
3119 SV_CheckWaterTransition(ent);
3124 // don't run physics here if running asynchronously
3125 if (host_client->clmovement_inputtimeout <= 0)
3129 case MOVETYPE_BOUNCE:
3130 case MOVETYPE_BOUNCEMISSILE:
3131 case MOVETYPE_FLYMISSILE:
3134 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3135 SV_Physics_Toss (ent);
3138 case MOVETYPE_FLY_WORLDONLY:
3140 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3143 case MOVETYPE_PHYSICS:
3147 if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
3149 Con_Printf ("SV_Physics_ClientEntity: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
3153 SV_CheckVelocity (ent);
3156 SV_LinkEdict_TouchAreaGrid(ent);
3158 SV_CheckVelocity (ent);
3167 void SV_Physics (void)
3169 prvm_prog_t *prog = SVVM_prog;
3173 // free memory for resources that are no longer referenced
3174 PRVM_GarbageCollection(prog);
3176 // let the progs know that a new frame has started
3177 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(prog->edicts);
3178 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(prog->edicts);
3179 PRVM_serverglobalfloat(time) = sv.time;
3180 PRVM_serverglobalfloat(frametime) = sv.frametime;
3181 prog->ExecuteProgram(prog, PRVM_serverfunction(StartFrame), "QC function StartFrame is missing");
3184 // run physics engine
3185 World_Physics_Frame(&sv.world, sv.frametime, sv_gravity.value);
3189 // treat each object in turn
3192 // if force_retouch, relink all the entities
3193 if (PRVM_serverglobalfloat(force_retouch) > 0)
3194 for (i = 1, ent = PRVM_EDICT_NUM(i);i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
3196 SV_LinkEdict_TouchAreaGrid(ent); // force retouch even for stationary
3198 if (sv_gameplayfix_consistentplayerprethink.integer)
3200 // run physics on the client entities in 3 stages
3201 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3203 SV_Physics_ClientEntity_PreThink(ent);
3205 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3207 SV_Physics_ClientEntity(ent);
3209 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3211 SV_Physics_ClientEntity_PostThink(ent);
3215 // run physics on the client entities
3216 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3220 SV_Physics_ClientEntity_PreThink(ent);
3221 SV_Physics_ClientEntity(ent);
3222 SV_Physics_ClientEntity_PostThink(ent);
3227 // run physics on all the non-client entities
3228 if (!sv_freezenonclients.integer)
3230 for (;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
3232 SV_Physics_Entity(ent);
3233 // make a second pass to see if any ents spawned this frame and make
3234 // sure they run their move/think
3235 if (sv_gameplayfix_delayprojectiles.integer < 0)
3236 for (i = svs.maxclients + 1, ent = PRVM_EDICT_NUM(i);i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
3237 if (!ent->priv.server->move && !ent->free)
3238 SV_Physics_Entity(ent);
3241 if (PRVM_serverglobalfloat(force_retouch) > 0)
3242 PRVM_serverglobalfloat(force_retouch) = max(0, PRVM_serverglobalfloat(force_retouch) - 1);
3244 // LadyHavoc: endframe support
3245 if (PRVM_serverfunction(EndFrame))
3247 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(prog->edicts);
3248 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(prog->edicts);
3249 PRVM_serverglobalfloat(time) = sv.time;
3250 prog->ExecuteProgram(prog, PRVM_serverfunction(EndFrame), "QC function EndFrame is missing");
3253 // decrement prog->num_edicts if the highest number entities died
3254 for (;PRVM_ED_CanAlloc(prog, PRVM_EDICT_NUM(prog->num_edicts - 1));prog->num_edicts--);
3256 if (!sv_freezenonclients.integer)
3257 sv.time += sv.frametime;