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 // previously this checked if absolute distance >= 0.03125 which made stepping up unreliable
1307 if (PRVM_serveredictvector(ent, origin)[0] - org[0] || PRVM_serveredictvector(ent, origin)[1] - org[1])
1309 //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]);
1311 VectorCopy(PRVM_serveredictvector(ent, origin), trace.endpos);
1312 time_left *= 1 - trace.fraction;
1318 //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]);
1319 VectorCopy(org, PRVM_serveredictvector(ent, origin));
1324 // step - return it to caller
1326 // save the trace for player extrafriction
1328 VectorCopy(trace.plane.normal, stepnormal);
1330 if (trace.fraction >= 0.001)
1332 // actually covered some distance
1333 VectorCopy(PRVM_serveredictvector(ent, velocity), original_velocity);
1337 time_left *= 1 - trace.fraction;
1339 // clipped to another plane
1340 if (numplanes >= MAX_CLIP_PLANES)
1342 // this shouldn't really happen
1343 VectorClear(PRVM_serveredictvector(ent, velocity));
1349 for (i = 0;i < numplanes;i++)
1350 if (DotProduct(trace.plane.normal, planes[i]) > 0.99)
1354 VectorAdd(PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity));
1359 VectorCopy(trace.plane.normal, planes[numplanes]);
1362 // modify original_velocity so it parallels all of the clip planes
1363 for (i = 0;i < numplanes;i++)
1365 ClipVelocity(original_velocity, planes[i], new_velocity, 1);
1366 for (j = 0;j < numplanes;j++)
1371 if (DotProduct(new_velocity, planes[j]) < 0)
1381 // go along this plane
1382 VectorCopy(new_velocity, PRVM_serveredictvector(ent, velocity));
1386 // go along the crease
1389 VectorClear(PRVM_serveredictvector(ent, velocity));
1393 CrossProduct(planes[0], planes[1], dir);
1394 // LadyHavoc: thanks to taniwha of QuakeForge for pointing out this fix for slowed falling in corners
1395 VectorNormalize(dir);
1396 d = DotProduct(dir, PRVM_serveredictvector(ent, velocity));
1397 VectorScale(dir, d, PRVM_serveredictvector(ent, velocity));
1400 // if current velocity is against the original velocity,
1401 // stop dead to avoid tiny occilations in sloping corners
1402 if (DotProduct(PRVM_serveredictvector(ent, velocity), primal_velocity) <= 0)
1404 VectorClear(PRVM_serveredictvector(ent, velocity));
1409 //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]);
1412 if ((blocked & 1) == 0 && bumpcount > 1)
1414 // LadyHavoc: fix the 'fall to your death in a wedge corner' glitch
1415 // flag ONGROUND if there's ground under it
1416 trace = SV_TraceBox(PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, mins), PRVM_serveredictvector(ent, maxs), end, MOVE_NORMAL, ent, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
1420 // LadyHavoc: this came from QW and allows you to get out of water more easily
1421 if (sv_gameplayfix_easierwaterjump.integer && ((int)PRVM_serveredictfloat(ent, flags) & FL_WATERJUMP) && !(blocked & 8))
1422 VectorCopy(primal_velocity, PRVM_serveredictvector(ent, velocity));
1426 if(!sv_gameplayfix_nogravityonground.integer || !((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND))
1428 if (sv_gameplayfix_gravityunaffectedbyticrate.integer)
1429 PRVM_serveredictvector(ent, velocity)[2] -= gravity * 0.5f;
1442 static float SV_Gravity (prvm_edict_t *ent)
1444 prvm_prog_t *prog = SVVM_prog;
1447 ent_gravity = PRVM_serveredictfloat(ent, gravity);
1450 return ent_gravity * sv_gravity.value * sv.frametime;
1455 ===============================================================================
1459 ===============================================================================
1462 static qbool SV_NudgeOutOfSolid_PivotIsKnownGood(prvm_edict_t *ent, vec3_t pivot)
1464 prvm_prog_t *prog = SVVM_prog;
1468 vec3_t stuckmins, stuckmaxs;
1469 vec3_t goodmins, goodmaxs;
1473 VectorCopy(PRVM_serveredictvector(ent, origin), stuckorigin);
1474 VectorCopy(PRVM_serveredictvector(ent, mins), stuckmins);
1475 VectorCopy(PRVM_serveredictvector(ent, maxs), stuckmaxs);
1476 VectorCopy(pivot, goodmins);
1477 VectorCopy(pivot, goodmaxs);
1478 for (bump = 0;bump < 6;bump++)
1480 int coord = 2-(bump >> 1);
1481 //int coord = (bump >> 1);
1482 int dir = (bump & 1);
1485 for(subbump = 0; ; ++subbump)
1487 VectorCopy(stuckorigin, testorigin);
1491 testorigin[coord] += stuckmaxs[coord] - goodmaxs[coord];
1496 testorigin[coord] += stuckmins[coord] - goodmins[coord];
1499 stucktrace = SV_TraceBox(stuckorigin, goodmins, goodmaxs, testorigin, MOVE_NOMONSTERS, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
1500 if (stucktrace.bmodelstartsolid)
1502 // BAD BAD, can't fix that
1506 if (stucktrace.fraction >= 1)
1511 // BAD BAD, can't fix that
1515 // we hit something... let's move out of it
1516 VectorSubtract(stucktrace.endpos, testorigin, move);
1517 nudge = DotProduct(stucktrace.plane.normal, move) + 0.03125f; // FIXME cvar this constant
1518 VectorMA(stuckorigin, nudge, stucktrace.plane.normal, stuckorigin);
1522 Con_Printf("subbump: %d\n", subbump);
1528 goodmaxs[coord] = stuckmaxs[coord];
1533 goodmins[coord] = stuckmins[coord];
1538 VectorCopy(stuckorigin, PRVM_serveredictvector(ent, origin));
1543 qbool SV_NudgeOutOfSolid(prvm_edict_t *ent)
1545 prvm_prog_t *prog = SVVM_prog;
1549 vec3_t stuckmins, stuckmaxs;
1551 vec_t separation = sv_gameplayfix_nudgeoutofsolid_separation.value;
1552 if (sv.worldmodel && sv.worldmodel->brushq1.numclipnodes)
1553 separation = 0.0f; // when using hulls, it can not be enlarged
1554 VectorCopy(PRVM_serveredictvector(ent, mins), stuckmins);
1555 VectorCopy(PRVM_serveredictvector(ent, maxs), stuckmaxs);
1556 stuckmins[0] -= separation;
1557 stuckmins[1] -= separation;
1558 stuckmins[2] -= separation;
1559 stuckmaxs[0] += separation;
1560 stuckmaxs[1] += separation;
1561 stuckmaxs[2] += separation;
1562 // first pass we try to get it out of brush entities
1563 // second pass we try to get it out of world only (can't win them all)
1564 for (pass = 0;pass < 2;pass++)
1566 VectorCopy(PRVM_serveredictvector(ent, origin), stuckorigin);
1567 for (bump = 0;bump < 10;bump++)
1569 stucktrace = SV_TraceBox(stuckorigin, stuckmins, stuckmaxs, stuckorigin, pass ? MOVE_WORLDONLY : MOVE_NOMONSTERS, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
1570 if (!stucktrace.bmodelstartsolid || stucktrace.startdepth >= 0)
1572 // found a good location, use it
1573 VectorCopy(stuckorigin, PRVM_serveredictvector(ent, origin));
1576 nudge = -stucktrace.startdepth;
1577 VectorMA(stuckorigin, nudge, stucktrace.startdepthnormal, stuckorigin);
1587 Does not change the entities velocity at all
1588 The trace struct is filled with the trace that has been done.
1589 Returns true if the push did not result in the entity being teleported by QC code.
1592 static qbool SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, qbool dolink)
1594 prvm_prog_t *prog = SVVM_prog;
1602 solid = (int)PRVM_serveredictfloat(ent, solid);
1603 movetype = (int)PRVM_serveredictfloat(ent, movetype);
1604 VectorCopy(PRVM_serveredictvector(ent, mins), mins);
1605 VectorCopy(PRVM_serveredictvector(ent, maxs), maxs);
1607 // move start position out of solids
1608 if (sv_gameplayfix_nudgeoutofsolid.integer && sv_gameplayfix_nudgeoutofsolid_separation.value >= 0)
1610 SV_NudgeOutOfSolid(ent);
1613 VectorCopy(PRVM_serveredictvector(ent, origin), start);
1614 VectorAdd(start, push, end);
1616 if (movetype == MOVETYPE_FLYMISSILE)
1617 type = MOVE_MISSILE;
1618 else if (movetype == MOVETYPE_FLY_WORLDONLY)
1619 type = MOVE_WORLDONLY;
1620 else if (solid == SOLID_TRIGGER || solid == SOLID_NOT)
1621 type = MOVE_NOMONSTERS; // only clip against bmodels
1625 *trace = SV_TraceBox(start, mins, maxs, end, type, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
1626 // fail the move if stuck in world
1627 if (trace->worldstartsolid)
1630 VectorCopy(trace->endpos, PRVM_serveredictvector(ent, origin));
1632 ent->priv.required->mark = PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN; // -2: setorigin running
1637 if(!trace->startsolid)
1638 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)
1640 Con_Printf("something eeeeevil happened\n");
1645 SV_LinkEdict_TouchAreaGrid(ent);
1647 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))))
1648 SV_Impact (ent, trace);
1650 if(ent->priv.required->mark == PRVM_EDICT_MARK_SETORIGIN_CAUGHT)
1652 ent->priv.required->mark = 0;
1655 else if(ent->priv.required->mark == PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN)
1657 ent->priv.required->mark = 0;
1662 Con_Printf("The edict mark had been overwritten! Please debug this.\n");
1674 static void SV_PushMove (prvm_edict_t *pusher, float movetime)
1676 prvm_prog_t *prog = SVVM_prog;
1678 int pusherowner, pusherprog;
1681 float savesolid, movetime2, pushltime;
1682 vec3_t mins, maxs, move, move1, moveangle, pushorig, pushang, a, forward, left, up, org, pushermins, pushermaxs, checkorigin, checkmins, checkmaxs;
1684 int numcheckentities;
1685 static prvm_edict_t *checkentities[MAX_EDICTS];
1686 model_t *pushermodel;
1687 trace_t trace, trace2;
1688 matrix4x4_t pusherfinalmatrix, pusherfinalimatrix;
1689 static unsigned short moved_edicts[MAX_EDICTS];
1692 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])
1694 PRVM_serveredictfloat(pusher, ltime) += movetime;
1698 switch ((int) PRVM_serveredictfloat(pusher, solid))
1700 // LadyHavoc: valid pusher types
1703 case SOLID_SLIDEBOX:
1704 case SOLID_CORPSE: // LadyHavoc: this would be weird...
1706 // LadyHavoc: no collisions
1709 VectorMA (PRVM_serveredictvector(pusher, origin), movetime, PRVM_serveredictvector(pusher, velocity), PRVM_serveredictvector(pusher, origin));
1710 VectorMA (PRVM_serveredictvector(pusher, angles), movetime, PRVM_serveredictvector(pusher, avelocity), PRVM_serveredictvector(pusher, angles));
1711 PRVM_serveredictvector(pusher, angles)[0] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[0] * (1.0 / 360.0));
1712 PRVM_serveredictvector(pusher, angles)[1] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[1] * (1.0 / 360.0));
1713 PRVM_serveredictvector(pusher, angles)[2] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[2] * (1.0 / 360.0));
1714 PRVM_serveredictfloat(pusher, ltime) += movetime;
1715 SV_LinkEdict(pusher);
1718 Con_Printf("SV_PushMove: entity #%i, unrecognized solid type %f\n", PRVM_NUM_FOR_EDICT(pusher), PRVM_serveredictfloat(pusher, solid));
1721 index = (int) PRVM_serveredictfloat(pusher, modelindex);
1722 if (index < 1 || index >= MAX_MODELS)
1724 Con_Printf("SV_PushMove: entity #%i has an invalid modelindex %f\n", PRVM_NUM_FOR_EDICT(pusher), PRVM_serveredictfloat(pusher, modelindex));
1727 pushermodel = SV_GetModelByIndex(index);
1728 pusherowner = PRVM_serveredictedict(pusher, owner);
1729 pusherprog = PRVM_EDICT_TO_PROG(pusher);
1731 rotated = VectorLength2(PRVM_serveredictvector(pusher, angles)) + VectorLength2(PRVM_serveredictvector(pusher, avelocity)) > 0;
1733 movetime2 = movetime;
1734 VectorScale(PRVM_serveredictvector(pusher, velocity), movetime2, move1);
1735 VectorScale(PRVM_serveredictvector(pusher, avelocity), movetime2, moveangle);
1736 if (moveangle[0] || moveangle[2])
1738 for (i = 0;i < 3;i++)
1742 mins[i] = pushermodel->rotatedmins[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1743 maxs[i] = pushermodel->rotatedmaxs[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1747 mins[i] = pushermodel->rotatedmins[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1748 maxs[i] = pushermodel->rotatedmaxs[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1752 else if (moveangle[1])
1754 for (i = 0;i < 3;i++)
1758 mins[i] = pushermodel->yawmins[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1759 maxs[i] = pushermodel->yawmaxs[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1763 mins[i] = pushermodel->yawmins[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1764 maxs[i] = pushermodel->yawmaxs[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1770 for (i = 0;i < 3;i++)
1774 mins[i] = pushermodel->normalmins[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1775 maxs[i] = pushermodel->normalmaxs[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1779 mins[i] = pushermodel->normalmins[i] + move1[i] + PRVM_serveredictvector(pusher, origin)[i] - 1;
1780 maxs[i] = pushermodel->normalmaxs[i] + PRVM_serveredictvector(pusher, origin)[i] + 1;
1785 VectorNegate (moveangle, a);
1786 AngleVectorsFLU (a, forward, left, up);
1788 VectorCopy (PRVM_serveredictvector(pusher, origin), pushorig);
1789 VectorCopy (PRVM_serveredictvector(pusher, angles), pushang);
1790 pushltime = PRVM_serveredictfloat(pusher, ltime);
1792 // move the pusher to its final position
1794 VectorMA (PRVM_serveredictvector(pusher, origin), movetime, PRVM_serveredictvector(pusher, velocity), PRVM_serveredictvector(pusher, origin));
1795 VectorMA (PRVM_serveredictvector(pusher, angles), movetime, PRVM_serveredictvector(pusher, avelocity), PRVM_serveredictvector(pusher, angles));
1796 PRVM_serveredictfloat(pusher, ltime) += movetime;
1797 SV_LinkEdict(pusher);
1799 pushermodel = SV_GetModelFromEdict(pusher);
1800 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);
1801 Matrix4x4_Invert_Simple(&pusherfinalimatrix, &pusherfinalmatrix);
1803 savesolid = PRVM_serveredictfloat(pusher, solid);
1805 // see if any solid entities are inside the final position
1808 if (PRVM_serveredictfloat(pusher, movetype) == MOVETYPE_FAKEPUSH) // Tenebrae's MOVETYPE_PUSH variant that doesn't push...
1809 numcheckentities = 0;
1810 else // MOVETYPE_PUSH
1811 numcheckentities = SV_EntitiesInBox(mins, maxs, MAX_EDICTS, checkentities);
1812 for (e = 0;e < numcheckentities;e++)
1814 prvm_edict_t *check = checkentities[e];
1815 int movetype = (int)PRVM_serveredictfloat(check, movetype);
1820 case MOVETYPE_FOLLOW:
1821 case MOVETYPE_NOCLIP:
1822 case MOVETYPE_FLY_WORLDONLY:
1828 if (PRVM_serveredictedict(check, owner) == pusherprog)
1831 if (pusherowner == PRVM_EDICT_TO_PROG(check))
1834 //Con_Printf("%i %s ", PRVM_NUM_FOR_EDICT(check), PRVM_GetString(PRVM_serveredictstring(check, classname)));
1836 // tell any MOVETYPE_STEP entity that it may need to check for water transitions
1837 check->priv.server->waterposition_forceupdate = true;
1839 checkcontents = SV_GenericHitSuperContentsMask(check);
1841 // if the entity is standing on the pusher, it will definitely be moved
1842 // if the entity is not standing on the pusher, but is in the pusher's
1843 // final position, move it
1844 if (!((int)PRVM_serveredictfloat(check, flags) & FL_ONGROUND) || PRVM_PROG_TO_EDICT(PRVM_serveredictedict(check, groundentity)) != pusher)
1846 VectorCopy(PRVM_serveredictvector(pusher, mins), pushermins);
1847 VectorCopy(PRVM_serveredictvector(pusher, maxs), pushermaxs);
1848 VectorCopy(PRVM_serveredictvector(check, origin), checkorigin);
1849 VectorCopy(PRVM_serveredictvector(check, mins), checkmins);
1850 VectorCopy(PRVM_serveredictvector(check, maxs), checkmaxs);
1851 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);
1852 //trace = SV_TraceBox(PRVM_serveredictvector(check, origin), PRVM_serveredictvector(check, mins), PRVM_serveredictvector(check, maxs), PRVM_serveredictvector(check, origin), MOVE_NOMONSTERS, check, checkcontents);
1853 if (!trace.startsolid)
1855 //Con_Printf("- not in solid\n");
1860 VectorLerp(PRVM_serveredictvector(check, mins), 0.5f, PRVM_serveredictvector(check, maxs), pivot);
1861 //VectorClear(pivot);
1866 VectorSubtract (PRVM_serveredictvector(check, origin), PRVM_serveredictvector(pusher, origin), org);
1867 VectorAdd (org, pivot, org);
1868 org2[0] = DotProduct (org, forward);
1869 org2[1] = DotProduct (org, left);
1870 org2[2] = DotProduct (org, up);
1871 VectorSubtract (org2, org, move);
1872 VectorAdd (move, move1, move);
1875 VectorCopy (move1, move);
1877 //Con_Printf("- pushing %f %f %f\n", move[0], move[1], move[2]);
1879 VectorCopy (PRVM_serveredictvector(check, origin), check->priv.server->moved_from);
1880 VectorCopy (PRVM_serveredictvector(check, angles), check->priv.server->moved_fromangles);
1881 moved_edicts[num_moved++] = PRVM_NUM_FOR_EDICT(check);
1883 // physics objects need better collisions than this code can do
1884 if (movetype == MOVETYPE_PHYSICS)
1886 VectorAdd(PRVM_serveredictvector(check, origin), move, PRVM_serveredictvector(check, origin));
1887 SV_LinkEdict(check);
1888 SV_LinkEdict_TouchAreaGrid(check);
1892 // try moving the contacted entity
1893 PRVM_serveredictfloat(pusher, solid) = SOLID_NOT;
1894 if(!SV_PushEntity (&trace, check, move, true))
1896 // entity "check" got teleported
1897 PRVM_serveredictvector(check, angles)[1] += trace.fraction * moveangle[1];
1898 PRVM_serveredictfloat(pusher, solid) = savesolid; // was SOLID_BSP
1899 continue; // pushed enough
1901 // FIXME: turn players specially
1902 PRVM_serveredictvector(check, angles)[1] += trace.fraction * moveangle[1];
1903 PRVM_serveredictfloat(pusher, solid) = savesolid; // was SOLID_BSP
1904 //Con_Printf("%s:%d frac %f startsolid %d bmodelstartsolid %d allsolid %d\n", __FILE__, __LINE__, trace.fraction, trace.startsolid, trace.bmodelstartsolid, trace.allsolid);
1906 // this trace.fraction < 1 check causes items to fall off of pushers
1907 // if they pass under or through a wall
1908 // the groundentity check causes items to fall off of ledges
1909 if (PRVM_serveredictfloat(check, movetype) != MOVETYPE_WALK && (trace.fraction < 1 || PRVM_PROG_TO_EDICT(PRVM_serveredictedict(check, groundentity)) != pusher))
1910 PRVM_serveredictfloat(check, flags) = (int)PRVM_serveredictfloat(check, flags) & ~FL_ONGROUND;
1912 // if it is still inside the pusher, block
1913 VectorCopy(PRVM_serveredictvector(pusher, mins), pushermins);
1914 VectorCopy(PRVM_serveredictvector(pusher, maxs), pushermaxs);
1915 VectorCopy(PRVM_serveredictvector(check, origin), checkorigin);
1916 VectorCopy(PRVM_serveredictvector(check, mins), checkmins);
1917 VectorCopy(PRVM_serveredictvector(check, maxs), checkmaxs);
1918 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);
1919 if (trace.startsolid)
1922 if(SV_NudgeOutOfSolid_PivotIsKnownGood(check, pivot))
1924 // hack to invoke all necessary movement triggers
1926 if(!SV_PushEntity(&trace2, check, move2, true))
1928 // entity "check" got teleported
1935 // still inside pusher, so it's really blocked
1938 if (PRVM_serveredictvector(check, mins)[0] == PRVM_serveredictvector(check, maxs)[0])
1940 if (PRVM_serveredictfloat(check, solid) == SOLID_NOT || PRVM_serveredictfloat(check, solid) == SOLID_TRIGGER)
1943 PRVM_serveredictvector(check, mins)[0] = PRVM_serveredictvector(check, mins)[1] = 0;
1944 VectorCopy (PRVM_serveredictvector(check, mins), PRVM_serveredictvector(check, maxs));
1948 VectorCopy (pushorig, PRVM_serveredictvector(pusher, origin));
1949 VectorCopy (pushang, PRVM_serveredictvector(pusher, angles));
1950 PRVM_serveredictfloat(pusher, ltime) = pushltime;
1951 SV_LinkEdict(pusher);
1953 // move back any entities we already moved
1954 for (i = 0;i < num_moved;i++)
1956 prvm_edict_t *ed = PRVM_EDICT_NUM(moved_edicts[i]);
1957 VectorCopy (ed->priv.server->moved_from, PRVM_serveredictvector(ed, origin));
1958 VectorCopy (ed->priv.server->moved_fromangles, PRVM_serveredictvector(ed, angles));
1962 // if the pusher has a "blocked" function, call it, otherwise just stay in place until the obstacle is gone
1963 if (PRVM_serveredictfunction(pusher, blocked))
1965 PRVM_serverglobalfloat(time) = sv.time;
1966 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(pusher);
1967 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(check);
1968 prog->ExecuteProgram(prog, PRVM_serveredictfunction(pusher, blocked), "QC function self.blocked is missing");
1973 PRVM_serveredictvector(pusher, angles)[0] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[0] * (1.0 / 360.0));
1974 PRVM_serveredictvector(pusher, angles)[1] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[1] * (1.0 / 360.0));
1975 PRVM_serveredictvector(pusher, angles)[2] -= 360.0 * floor(PRVM_serveredictvector(pusher, angles)[2] * (1.0 / 360.0));
1984 static void SV_Physics_Pusher (prvm_edict_t *ent)
1986 prvm_prog_t *prog = SVVM_prog;
1987 prvm_vec_t thinktime, oldltime, movetime;
1989 oldltime = PRVM_serveredictfloat(ent, ltime);
1991 thinktime = PRVM_serveredictfloat(ent, nextthink);
1992 if (thinktime < PRVM_serveredictfloat(ent, ltime) + sv.frametime)
1994 movetime = thinktime - PRVM_serveredictfloat(ent, ltime);
1999 movetime = sv.frametime;
2002 // advances PRVM_serveredictfloat(ent, ltime) if not blocked
2003 SV_PushMove (ent, movetime);
2005 if (thinktime > oldltime && thinktime <= PRVM_serveredictfloat(ent, ltime))
2007 PRVM_serveredictfloat(ent, nextthink) = 0;
2008 PRVM_serverglobalfloat(time) = sv.time;
2009 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2010 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(prog->edicts);
2011 prog->ExecuteProgram(prog, PRVM_serveredictfunction(ent, think), "QC function self.think is missing");
2017 ===============================================================================
2021 ===============================================================================
2024 static float unstickoffsets[] =
2026 // poutting -/+z changes first as they are least weird
2041 typedef enum unstickresult_e
2049 static unstickresult_t SV_UnstickEntityReturnOffset (prvm_edict_t *ent, vec3_t offset)
2051 prvm_prog_t *prog = SVVM_prog;
2054 // if not stuck in a bmodel, just return
2055 if (!SV_TestEntityPosition(ent, vec3_origin))
2056 return UNSTICK_GOOD;
2058 for (i = 0;i < (int)(sizeof(unstickoffsets) / sizeof(unstickoffsets[0]));i += 3)
2060 if (!SV_TestEntityPosition(ent, unstickoffsets + i))
2062 VectorCopy(unstickoffsets + i, offset);
2064 //SV_LinkEdict_TouchAreaGrid(ent);
2065 return UNSTICK_UNSTUCK;
2069 maxunstick = (int) ((PRVM_serveredictvector(ent, maxs)[2] - PRVM_serveredictvector(ent, mins)[2]) * 0.36);
2070 // magic number 0.36 allows unsticking by up to 17 units with the largest supported bbox
2072 for(i = 2; i <= maxunstick; ++i)
2074 VectorClear(offset);
2076 if (!SV_TestEntityPosition(ent, offset))
2079 //SV_LinkEdict_TouchAreaGrid(ent);
2080 return UNSTICK_UNSTUCK;
2083 if (!SV_TestEntityPosition(ent, offset))
2086 //SV_LinkEdict_TouchAreaGrid(ent);
2087 return UNSTICK_UNSTUCK;
2091 return UNSTICK_STUCK;
2094 qbool SV_UnstickEntity (prvm_edict_t *ent)
2096 prvm_prog_t *prog = SVVM_prog;
2098 switch(SV_UnstickEntityReturnOffset(ent, offset))
2102 case UNSTICK_UNSTUCK:
2103 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]);
2106 if (developer_extra.integer)
2107 Con_DPrintf("Stuck entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)));
2110 Con_Printf("SV_UnstickEntityReturnOffset returned a value outside its enum.\n");
2119 This is a big hack to try and fix the rare case of getting stuck in the world
2123 static void SV_CheckStuck (prvm_edict_t *ent)
2125 prvm_prog_t *prog = SVVM_prog;
2128 switch(SV_UnstickEntityReturnOffset(ent, offset))
2131 VectorCopy (PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, oldorigin));
2133 case UNSTICK_UNSTUCK:
2134 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]);
2137 VectorSubtract(PRVM_serveredictvector(ent, oldorigin), PRVM_serveredictvector(ent, origin), offset);
2138 if (!SV_TestEntityPosition(ent, offset))
2140 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)));
2142 //SV_LinkEdict_TouchAreaGrid(ent);
2145 Con_DPrintf("Stuck player entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)));
2148 Con_Printf("SV_UnstickEntityReturnOffset returned a value outside its enum.\n");
2158 static qbool SV_CheckWater (prvm_edict_t *ent)
2160 prvm_prog_t *prog = SVVM_prog;
2162 int nNativeContents;
2165 point[0] = PRVM_serveredictvector(ent, origin)[0];
2166 point[1] = PRVM_serveredictvector(ent, origin)[1];
2167 point[2] = PRVM_serveredictvector(ent, origin)[2] + PRVM_serveredictvector(ent, mins)[2] + 1;
2169 // DRESK - Support for Entity Contents Transition Event
2170 // NOTE: Some logic needed to be slightly re-ordered
2171 // to not affect performance and allow for the feature.
2173 // Acquire Super Contents Prior to Resets
2174 cont = SV_PointSuperContents(point);
2175 // Acquire Native Contents Here
2176 nNativeContents = Mod_Q1BSP_NativeContentsFromSuperContents(cont);
2178 // DRESK - Support for Entity Contents Transition Event
2179 if(PRVM_serveredictfloat(ent, watertype))
2180 // Entity did NOT Spawn; Check
2181 SV_CheckContentsTransition(ent, nNativeContents);
2184 PRVM_serveredictfloat(ent, waterlevel) = 0;
2185 PRVM_serveredictfloat(ent, watertype) = CONTENTS_EMPTY;
2186 cont = SV_PointSuperContents(point);
2187 if (cont & (SUPERCONTENTS_LIQUIDSMASK))
2189 PRVM_serveredictfloat(ent, watertype) = nNativeContents;
2190 PRVM_serveredictfloat(ent, waterlevel) = 1;
2191 point[2] = PRVM_serveredictvector(ent, origin)[2] + (PRVM_serveredictvector(ent, mins)[2] + PRVM_serveredictvector(ent, maxs)[2])*0.5;
2192 if (SV_PointSuperContents(point) & (SUPERCONTENTS_LIQUIDSMASK))
2194 PRVM_serveredictfloat(ent, waterlevel) = 2;
2195 point[2] = PRVM_serveredictvector(ent, origin)[2] + PRVM_serveredictvector(ent, view_ofs)[2];
2196 if (SV_PointSuperContents(point) & (SUPERCONTENTS_LIQUIDSMASK))
2197 PRVM_serveredictfloat(ent, waterlevel) = 3;
2201 return PRVM_serveredictfloat(ent, waterlevel) > 1;
2210 static void SV_WallFriction (prvm_edict_t *ent, float *stepnormal)
2212 prvm_prog_t *prog = SVVM_prog;
2214 vec3_t forward, into, side, v_angle;
2216 VectorCopy(PRVM_serveredictvector(ent, v_angle), v_angle);
2217 AngleVectors (v_angle, forward, NULL, NULL);
2218 if ((d = DotProduct (stepnormal, forward) + 0.5) < 0)
2220 // cut the tangential velocity
2221 i = DotProduct (stepnormal, PRVM_serveredictvector(ent, velocity));
2222 VectorScale (stepnormal, i, into);
2223 VectorSubtract (PRVM_serveredictvector(ent, velocity), into, side);
2224 PRVM_serveredictvector(ent, velocity)[0] = side[0] * (1 + d);
2225 PRVM_serveredictvector(ent, velocity)[1] = side[1] * (1 + d);
2231 =====================
2234 Player has come to a dead stop, possibly due to the problem with limited
2235 float precision at some angle joins in the BSP hull.
2237 Try fixing by pushing one pixel in each direction.
2239 This is a hack, but in the interest of good gameplay...
2240 ======================
2242 int SV_TryUnstick (prvm_edict_t *ent, vec3_t oldvel)
2247 VectorCopy (PRVM_serveredictvector(ent, origin), oldorg);
2250 for (i=0 ; i<8 ; i++)
2252 // try pushing a little in an axial direction
2255 case 0: dir[0] = 2; dir[1] = 0; break;
2256 case 1: dir[0] = 0; dir[1] = 2; break;
2257 case 2: dir[0] = -2; dir[1] = 0; break;
2258 case 3: dir[0] = 0; dir[1] = -2; break;
2259 case 4: dir[0] = 2; dir[1] = 2; break;
2260 case 5: dir[0] = -2; dir[1] = 2; break;
2261 case 6: dir[0] = 2; dir[1] = -2; break;
2262 case 7: dir[0] = -2; dir[1] = -2; break;
2265 SV_PushEntity (&trace, ent, dir, false, true);
2267 // retry the original move
2268 PRVM_serveredictvector(ent, velocity)[0] = oldvel[0];
2269 PRVM_serveredictvector(ent, velocity)[1] = oldvel[1];
2270 PRVM_serveredictvector(ent, velocity)[2] = 0;
2271 clip = SV_FlyMove (ent, 0.1, NULL, SV_GenericHitSuperContentsMask(ent), 0);
2273 if (fabs(oldorg[1] - PRVM_serveredictvector(ent, origin)[1]) > 4
2274 || fabs(oldorg[0] - PRVM_serveredictvector(ent, origin)[0]) > 4)
2276 Con_DPrint("TryUnstick - success.\n");
2280 // go back to the original pos and try again
2281 VectorCopy (oldorg, PRVM_serveredictvector(ent, origin));
2285 VectorClear (PRVM_serveredictvector(ent, velocity));
2286 Con_DPrint("TryUnstick - failure.\n");
2292 =====================
2295 Only used by players
2296 ======================
2298 static void SV_WalkMove (prvm_edict_t *ent)
2300 prvm_prog_t *prog = SVVM_prog;
2303 //int originalmove_clip;
2304 int originalmove_flags;
2305 int originalmove_groundentity;
2306 int hitsupercontentsmask = SV_GenericHitSuperContentsMask(ent);
2307 int skipsupercontentsmask = 0;
2308 int skipmaterialflagsmask = 0;
2310 vec3_t upmove, downmove, start_origin, start_velocity, stepnormal, originalmove_origin, originalmove_velocity, entmins, entmaxs;
2311 trace_t downtrace, trace;
2314 // if frametime is 0 (due to client sending the same timestamp twice),
2316 if (sv.frametime <= 0)
2319 if (sv_gameplayfix_unstickplayers.integer)
2320 SV_CheckStuck (ent);
2322 applygravity = !SV_CheckWater (ent) && PRVM_serveredictfloat(ent, movetype) == MOVETYPE_WALK && ! ((int)PRVM_serveredictfloat(ent, flags) & FL_WATERJUMP);
2324 SV_CheckVelocity(ent);
2326 // do a regular slide move unless it looks like you ran into a step
2327 oldonground = (int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND;
2329 VectorCopy (PRVM_serveredictvector(ent, origin), start_origin);
2330 VectorCopy (PRVM_serveredictvector(ent, velocity), start_velocity);
2332 clip = SV_FlyMove (ent, sv.frametime, applygravity, NULL, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, sv_gameplayfix_stepmultipletimes.integer ? sv_stepheight.value : 0);
2334 if(sv_gameplayfix_downtracesupportsongroundflag.integer)
2337 // only try this if there was no floor in the way in the trace (no,
2338 // this check seems to be not REALLY necessary, because if clip & 1,
2339 // our trace will hit that thing too)
2340 VectorSet(upmove, PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2] + 1);
2341 VectorSet(downmove, PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2] - 1);
2342 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_FLYMISSILE)
2343 type = MOVE_MISSILE;
2344 else if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_FLY_WORLDONLY)
2345 type = MOVE_WORLDONLY;
2346 else if (PRVM_serveredictfloat(ent, solid) == SOLID_TRIGGER || PRVM_serveredictfloat(ent, solid) == SOLID_NOT)
2347 type = MOVE_NOMONSTERS; // only clip against bmodels
2350 VectorCopy(PRVM_serveredictvector(ent, mins), entmins);
2351 VectorCopy(PRVM_serveredictvector(ent, maxs), entmaxs);
2352 trace = SV_TraceBox(upmove, entmins, entmaxs, downmove, type, ent, SV_GenericHitSuperContentsMask(ent), skipsupercontentsmask, skipmaterialflagsmask, collision_extendmovelength.value);
2353 if(trace.fraction < 1 && trace.plane.normal[2] > 0.7)
2355 clip |= 1; // but we HAVE found a floor
2356 // set groundentity so we get carried when walking onto a mover with sv_gameplayfix_nogravityonground
2357 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
2361 // if the move did not hit the ground at any point, we're not on ground
2363 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2365 SV_CheckVelocity(ent);
2367 SV_LinkEdict_TouchAreaGrid(ent);
2369 if(clip & 8) // teleport
2372 if ((int)PRVM_serveredictfloat(ent, flags) & FL_WATERJUMP)
2375 if (sv_nostep.integer)
2378 VectorCopy(PRVM_serveredictvector(ent, origin), originalmove_origin);
2379 VectorCopy(PRVM_serveredictvector(ent, velocity), originalmove_velocity);
2380 //originalmove_clip = clip;
2381 originalmove_flags = (int)PRVM_serveredictfloat(ent, flags);
2382 originalmove_groundentity = PRVM_serveredictedict(ent, groundentity);
2384 // if move didn't block on a step, return
2387 // if move was not trying to move into the step, return
2388 if (fabs(start_velocity[0]) < 0.03125 && fabs(start_velocity[1]) < 0.03125)
2391 if (PRVM_serveredictfloat(ent, movetype) != MOVETYPE_FLY)
2393 // return if gibbed by a trigger
2394 if (PRVM_serveredictfloat(ent, movetype) != MOVETYPE_WALK)
2397 // return if attempting to jump while airborn (unless sv_jumpstep)
2398 if (!sv_jumpstep.integer)
2399 if (!oldonground && PRVM_serveredictfloat(ent, waterlevel) == 0)
2403 // try moving up and forward to go up a step
2404 // back to start pos
2405 VectorCopy (start_origin, PRVM_serveredictvector(ent, origin));
2406 VectorCopy (start_velocity, PRVM_serveredictvector(ent, velocity));
2409 VectorClear (upmove);
2410 upmove[2] = sv_stepheight.value;
2411 if(!SV_PushEntity(&trace, ent, upmove, true))
2413 // we got teleported when upstepping... must abort the move
2418 PRVM_serveredictvector(ent, velocity)[2] = 0;
2419 clip = SV_FlyMove (ent, sv.frametime, applygravity, stepnormal, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, 0);
2420 PRVM_serveredictvector(ent, velocity)[2] += start_velocity[2];
2423 // we got teleported when upstepping... must abort the move
2424 // note that z velocity handling may not be what QC expects here, but we cannot help it
2428 SV_CheckVelocity(ent);
2430 SV_LinkEdict_TouchAreaGrid(ent);
2432 // check for stuckness, possibly due to the limited precision of floats
2433 // in the clipping hulls
2435 && fabs(originalmove_origin[1] - PRVM_serveredictvector(ent, origin)[1]) < 0.03125
2436 && fabs(originalmove_origin[0] - PRVM_serveredictvector(ent, origin)[0]) < 0.03125)
2438 //Con_Printf("wall\n");
2439 // stepping up didn't make any progress, revert to original move
2440 VectorCopy(originalmove_origin, PRVM_serveredictvector(ent, origin));
2441 VectorCopy(originalmove_velocity, PRVM_serveredictvector(ent, velocity));
2442 //clip = originalmove_clip;
2443 PRVM_serveredictfloat(ent, flags) = originalmove_flags;
2444 PRVM_serveredictedict(ent, groundentity) = originalmove_groundentity;
2445 // now try to unstick if needed
2446 //clip = SV_TryUnstick (ent, oldvel);
2450 //Con_Printf("step - ");
2452 // extra friction based on view angle
2453 if (clip & 2 && sv_wallfriction.integer)
2454 SV_WallFriction (ent, stepnormal);
2456 // don't do the down move if stepdown is disabled, moving upward, not in water, or the move started offground or ended onground
2457 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))
2461 VectorClear (downmove);
2462 downmove[2] = -sv_stepheight.value + start_velocity[2]*sv.frametime;
2463 if(!SV_PushEntity (&downtrace, ent, downmove, true))
2465 // we got teleported when downstepping... must abort the move
2469 if (downtrace.fraction < 1 && downtrace.plane.normal[2] > 0.7)
2471 // this has been disabled so that you can't jump when you are stepping
2472 // up while already jumping (also known as the Quake2 double jump bug)
2474 // LadyHavoc: disabled this check so you can walk on monsters/players
2475 //if (PRVM_serveredictfloat(ent, solid) == SOLID_BSP)
2477 //Con_Printf("onground\n");
2478 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) | FL_ONGROUND;
2479 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(downtrace.ent);
2485 //Con_Printf("slope\n");
2486 // if the push down didn't end up on good ground, use the move without
2487 // the step up. This happens near wall / slope combinations, and can
2488 // cause the player to hop up higher on a slope too steep to climb
2489 VectorCopy(originalmove_origin, PRVM_serveredictvector(ent, origin));
2490 VectorCopy(originalmove_velocity, PRVM_serveredictvector(ent, velocity));
2491 //clip = originalmove_clip;
2492 PRVM_serveredictfloat(ent, flags) = originalmove_flags;
2493 PRVM_serveredictedict(ent, groundentity) = originalmove_groundentity;
2496 SV_CheckVelocity(ent);
2498 SV_LinkEdict_TouchAreaGrid(ent);
2501 //============================================================================
2507 Entities that are "stuck" to another entity
2510 static void SV_Physics_Follow (prvm_edict_t *ent)
2512 prvm_prog_t *prog = SVVM_prog;
2513 vec3_t vf, vr, vu, angles, v;
2516 // LadyHavoc: implemented rotation on MOVETYPE_FOLLOW objects
2517 e = PRVM_PROG_TO_EDICT(PRVM_serveredictedict(ent, aiment));
2518 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])
2520 // quick case for no rotation
2521 VectorAdd(PRVM_serveredictvector(e, origin), PRVM_serveredictvector(ent, view_ofs), PRVM_serveredictvector(ent, origin));
2525 angles[0] = -PRVM_serveredictvector(ent, punchangle)[0];
2526 angles[1] = PRVM_serveredictvector(ent, punchangle)[1];
2527 angles[2] = PRVM_serveredictvector(ent, punchangle)[2];
2528 AngleVectors (angles, vf, vr, vu);
2529 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];
2530 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];
2531 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];
2532 angles[0] = -PRVM_serveredictvector(e, angles)[0];
2533 angles[1] = PRVM_serveredictvector(e, angles)[1];
2534 angles[2] = PRVM_serveredictvector(e, angles)[2];
2535 AngleVectors (angles, vf, vr, vu);
2536 PRVM_serveredictvector(ent, origin)[0] = v[0] * vf[0] + v[1] * vf[1] + v[2] * vf[2] + PRVM_serveredictvector(e, origin)[0];
2537 PRVM_serveredictvector(ent, origin)[1] = v[0] * vr[0] + v[1] * vr[1] + v[2] * vr[2] + PRVM_serveredictvector(e, origin)[1];
2538 PRVM_serveredictvector(ent, origin)[2] = v[0] * vu[0] + v[1] * vu[1] + v[2] * vu[2] + PRVM_serveredictvector(e, origin)[2];
2540 VectorAdd (PRVM_serveredictvector(e, angles), PRVM_serveredictvector(ent, v_angle), PRVM_serveredictvector(ent, angles));
2542 //SV_LinkEdict_TouchAreaGrid(ent);
2546 ==============================================================================
2550 ==============================================================================
2555 SV_CheckWaterTransition
2559 static void SV_CheckWaterTransition (prvm_edict_t *ent)
2562 prvm_prog_t *prog = SVVM_prog;
2563 // 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
2565 VectorCopy(PRVM_serveredictvector(ent, origin), entorigin);
2566 cont = Mod_Q1BSP_NativeContentsFromSuperContents(SV_PointSuperContents(entorigin));
2567 if (!PRVM_serveredictfloat(ent, watertype))
2569 // just spawned here
2570 if (!sv_gameplayfix_fixedcheckwatertransition.integer)
2572 PRVM_serveredictfloat(ent, watertype) = cont;
2573 PRVM_serveredictfloat(ent, waterlevel) = 1;
2577 // DRESK - Support for Entity Contents Transition Event
2578 // NOTE: Call here BEFORE updating the watertype below,
2579 // and suppress watersplash sound if a valid function
2580 // call was made to allow for custom "splash" sounds.
2581 else if( !SV_CheckContentsTransition(ent, cont) )
2582 { // Contents Transition Function Invalid; Potentially Play Water Sound
2583 // check if the entity crossed into or out of water
2584 if (sv_sound_watersplash.string && ((PRVM_serveredictfloat(ent, watertype) == CONTENTS_WATER || PRVM_serveredictfloat(ent, watertype) == CONTENTS_SLIME) != (cont == CONTENTS_WATER || cont == CONTENTS_SLIME)))
2585 SV_StartSound (ent, 0, sv_sound_watersplash.string, 255, 1, false, 1.0f);
2588 if (cont <= CONTENTS_WATER)
2590 PRVM_serveredictfloat(ent, watertype) = cont;
2591 PRVM_serveredictfloat(ent, waterlevel) = 1;
2595 PRVM_serveredictfloat(ent, watertype) = CONTENTS_EMPTY;
2596 PRVM_serveredictfloat(ent, waterlevel) = sv_gameplayfix_fixedcheckwatertransition.integer ? 0 : cont;
2604 Toss, bounce, and fly movement. When onground, do nothing.
2608 void SV_Physics_Toss (prvm_edict_t *ent)
2610 prvm_prog_t *prog = SVVM_prog;
2615 prvm_edict_t *groundentity;
2616 float d, ent_gravity;
2620 // if onground, return without moving
2621 if ((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND)
2623 groundentity = PRVM_PROG_TO_EDICT(PRVM_serveredictedict(ent, groundentity));
2624 if (PRVM_serveredictvector(ent, velocity)[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer)
2626 // don't stick to ground if onground and moving upward
2627 PRVM_serveredictfloat(ent, flags) -= FL_ONGROUND;
2629 else if (!PRVM_serveredictedict(ent, groundentity) || !sv_gameplayfix_noairborncorpse.integer)
2631 // we can trust FL_ONGROUND if groundentity is world because it never moves
2634 else if (ent->priv.server->suspendedinairflag && groundentity->free)
2636 // if ent was supported by a brush model on previous frame,
2637 // and groundentity is now freed, set groundentity to 0 (world)
2638 // which leaves it suspended in the air
2639 PRVM_serveredictedict(ent, groundentity) = 0;
2640 if (sv_gameplayfix_noairborncorpse_allowsuspendeditems.integer)
2643 else if (BoxesOverlap(ent->priv.server->cullmins, ent->priv.server->cullmaxs, groundentity->priv.server->cullmins, groundentity->priv.server->cullmaxs))
2645 // don't slide if still touching the groundentity
2649 ent->priv.server->suspendedinairflag = false;
2651 SV_CheckVelocity (ent);
2654 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_TOSS || PRVM_serveredictfloat(ent, movetype) == MOVETYPE_BOUNCE)
2655 PRVM_serveredictvector(ent, velocity)[2] -= SV_Gravity(ent);
2658 VectorMA (PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
2660 movetime = sv.frametime;
2661 for (bump = 0;bump < MAX_CLIP_PLANES && movetime > 0;bump++)
2664 VectorScale(PRVM_serveredictvector(ent, velocity), movetime, move);
2665 if(!SV_PushEntity(&trace, ent, move, true))
2666 return; // teleported
2669 if (trace.bmodelstartsolid && sv_gameplayfix_unstickentities.integer)
2671 // try to unstick the entity
2672 SV_UnstickEntity(ent);
2673 if(!SV_PushEntity(&trace, ent, move, true))
2674 return; // teleported
2678 if (trace.fraction == 1)
2680 movetime *= 1 - min(1, trace.fraction);
2681 switch((int)PRVM_serveredictfloat(ent, movetype))
2683 case MOVETYPE_BOUNCEMISSILE:
2684 bouncefactor = PRVM_serveredictfloat(ent, bouncefactor);
2686 bouncefactor = 1.0f;
2688 ClipVelocity(PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity), 1 + bouncefactor);
2689 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2690 if (!sv_gameplayfix_slidemoveprojectiles.integer)
2693 case MOVETYPE_BOUNCE:
2694 bouncefactor = PRVM_serveredictfloat(ent, bouncefactor);
2696 bouncefactor = 0.5f;
2698 bouncestop = PRVM_serveredictfloat(ent, bouncestop);
2700 bouncestop = 60.0f / 800.0f;
2702 ClipVelocity(PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity), 1 + bouncefactor);
2703 ent_gravity = PRVM_serveredictfloat(ent, gravity);
2706 // LadyHavoc: fixed grenades not bouncing when fired down a slope
2707 if (sv_gameplayfix_grenadebouncedownslopes.integer)
2708 d = fabs(DotProduct(trace.plane.normal, PRVM_serveredictvector(ent, velocity)));
2710 d = PRVM_serveredictvector(ent, velocity)[2];
2711 if (trace.plane.normal[2] > 0.7 && d < sv_gravity.value * bouncestop * ent_gravity)
2713 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) | FL_ONGROUND;
2714 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
2715 VectorClear(PRVM_serveredictvector(ent, velocity));
2716 VectorClear(PRVM_serveredictvector(ent, avelocity));
2721 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2722 if (!sv_gameplayfix_slidemoveprojectiles.integer)
2727 ClipVelocity (PRVM_serveredictvector(ent, velocity), trace.plane.normal, PRVM_serveredictvector(ent, velocity), 1.0);
2728 if (trace.plane.normal[2] > 0.7)
2730 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) | FL_ONGROUND;
2731 PRVM_serveredictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
2732 if (PRVM_serveredictfloat(((prvm_edict_t *)trace.ent), solid) == SOLID_BSP)
2733 ent->priv.server->suspendedinairflag = true;
2734 VectorClear (PRVM_serveredictvector(ent, velocity));
2735 VectorClear (PRVM_serveredictvector(ent, avelocity));
2740 PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
2741 if (!sv_gameplayfix_slidemoveprojectiles.integer)
2748 // check for in water
2749 SV_CheckWaterTransition (ent);
2753 ===============================================================================
2757 ===============================================================================
2764 Monsters freefall when they don't have a ground entity, otherwise
2765 all movement is done with discrete steps.
2767 This is also used for objects that have become still on the ground, but
2768 will fall if the floor is pulled out from under them.
2771 static void SV_Physics_Step (prvm_edict_t *ent)
2773 prvm_prog_t *prog = SVVM_prog;
2774 int flags = (int)PRVM_serveredictfloat(ent, flags);
2777 // Backup Velocity in the event that movetypesteplandevent is called,
2778 // to provide a parameter with the entity's velocity at impact.
2779 vec3_t backupVelocity;
2780 VectorCopy(PRVM_serveredictvector(ent, velocity), backupVelocity);
2781 // don't fall at all if fly/swim
2782 if (!(flags & (FL_FLY | FL_SWIM)))
2784 if (flags & FL_ONGROUND)
2786 // freefall if onground and moving upward
2787 // freefall if not standing on a world surface (it may be a lift or trap door)
2788 if (PRVM_serveredictvector(ent, velocity)[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer)
2790 PRVM_serveredictfloat(ent, flags) -= FL_ONGROUND;
2791 SV_CheckVelocity(ent);
2792 SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent), 0, 0, 0);
2794 SV_LinkEdict_TouchAreaGrid(ent);
2795 ent->priv.server->waterposition_forceupdate = true;
2800 // freefall if not onground
2801 int hitsound = PRVM_serveredictvector(ent, velocity)[2] < sv_gravity.value * -0.1;
2803 SV_CheckVelocity(ent);
2804 SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent), 0, 0, 0);
2806 SV_LinkEdict_TouchAreaGrid(ent);
2809 if (hitsound && (int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND)
2811 // DRESK - Check for Entity Land Event Function
2812 if(PRVM_serveredictfunction(ent, movetypesteplandevent))
2813 { // Valid Function; Execute
2814 // Prepare Parameters
2815 // Assign Velocity at Impact
2816 PRVM_G_VECTOR(OFS_PARM0)[0] = backupVelocity[0];
2817 PRVM_G_VECTOR(OFS_PARM0)[1] = backupVelocity[1];
2818 PRVM_G_VECTOR(OFS_PARM0)[2] = backupVelocity[2];
2820 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2822 PRVM_serverglobalfloat(time) = sv.time;
2823 // Execute VM Function
2824 prog->ExecuteProgram(prog, PRVM_serveredictfunction(ent, movetypesteplandevent), "movetypesteplandevent: NULL function");
2827 // Check for Engine Landing Sound
2828 if(sv_sound_land.string)
2829 SV_StartSound(ent, 0, sv_sound_land.string, 255, 1, false, 1.0f);
2831 ent->priv.server->waterposition_forceupdate = true;
2836 //============================================================================
2838 static void SV_Physics_Entity (prvm_edict_t *ent)
2840 prvm_prog_t *prog = SVVM_prog;
2841 // don't run think/move on newly spawned projectiles as it messes up
2842 // movement interpolation and rocket trails, and is inconsistent with
2843 // respect to entities spawned in the same frame
2844 // (if an ent spawns a higher numbered ent, it moves in the same frame,
2845 // but if it spawns a lower numbered ent, it doesn't - this never moves
2846 // ents in the first frame regardless)
2847 qbool runmove = ent->priv.server->move;
2848 ent->priv.server->move = true;
2849 if (!runmove && sv_gameplayfix_delayprojectiles.integer > 0)
2851 switch ((int) PRVM_serveredictfloat(ent, movetype))
2854 case MOVETYPE_FAKEPUSH:
2855 SV_Physics_Pusher (ent);
2858 // LadyHavoc: manually inlined the thinktime check here because MOVETYPE_NONE is used on so many objects
2859 if (PRVM_serveredictfloat(ent, nextthink) > 0 && PRVM_serveredictfloat(ent, nextthink) <= sv.time + sv.frametime)
2862 case MOVETYPE_FOLLOW:
2863 if(SV_RunThink(ent))
2864 SV_Physics_Follow (ent);
2866 case MOVETYPE_NOCLIP:
2867 if (SV_RunThink(ent))
2870 VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
2871 VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
2876 SV_Physics_Step (ent);
2878 if (SV_RunThink(ent))
2879 if (ent->priv.server->waterposition_forceupdate || !VectorCompare(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin))
2881 ent->priv.server->waterposition_forceupdate = false;
2882 VectorCopy(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin);
2883 SV_CheckWaterTransition(ent);
2887 if (SV_RunThink (ent))
2891 case MOVETYPE_BOUNCE:
2892 case MOVETYPE_BOUNCEMISSILE:
2893 case MOVETYPE_FLYMISSILE:
2895 case MOVETYPE_FLY_WORLDONLY:
2897 if (SV_RunThink (ent))
2898 SV_Physics_Toss (ent);
2900 case MOVETYPE_PHYSICS:
2901 if (SV_RunThink(ent))
2904 SV_LinkEdict_TouchAreaGrid(ent);
2908 if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
2910 Con_Printf ("SV_Physics: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
2915 static void SV_Physics_ClientEntity_NoThink (prvm_edict_t *ent)
2917 prvm_prog_t *prog = SVVM_prog;
2919 // don't run think at all, that is done during server frames
2920 // instead, call the movetypes directly so they match client input
2922 // This probably only makes sense for CSQC-networked (SendEntity field set) player entities
2923 switch ((int) PRVM_serveredictfloat(ent, movetype))
2926 case MOVETYPE_FAKEPUSH:
2927 // push physics relies heavily on think times and calls, and so cannot be predicted currently
2928 Con_Printf ("SV_Physics_ClientEntity_NoThink: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
2932 case MOVETYPE_FOLLOW:
2933 SV_Physics_Follow (ent);
2935 case MOVETYPE_NOCLIP:
2936 VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
2937 VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
2940 SV_Physics_Step (ent);
2946 case MOVETYPE_BOUNCE:
2947 case MOVETYPE_BOUNCEMISSILE:
2948 case MOVETYPE_FLYMISSILE:
2949 SV_Physics_Toss (ent);
2952 case MOVETYPE_FLY_WORLDONLY:
2955 case MOVETYPE_PHYSICS:
2958 if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
2960 Con_Printf ("SV_Physics_ClientEntity_NoThink: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
2965 void SV_Physics_ClientMove(void)
2967 prvm_prog_t *prog = SVVM_prog;
2969 ent = host_client->edict;
2971 // call player physics, this needs the proper frametime
2972 PRVM_serverglobalfloat(frametime) = sv.frametime;
2975 // call standard client pre-think, with frametime = 0
2976 PRVM_serverglobalfloat(time) = sv.time;
2977 PRVM_serverglobalfloat(frametime) = 0;
2978 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2979 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPreThink), "QC function PlayerPreThink is missing");
2980 PRVM_serverglobalfloat(frametime) = sv.frametime;
2982 // make sure the velocity is sane (not a NaN)
2983 SV_CheckVelocity(ent);
2985 // perform movetype behaviour
2986 // note: will always be MOVETYPE_WALK if disableclientprediction = 0
2987 SV_Physics_ClientEntity_NoThink (ent);
2989 // call standard player post-think, with frametime = 0
2990 PRVM_serverglobalfloat(time) = sv.time;
2991 PRVM_serverglobalfloat(frametime) = 0;
2992 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
2993 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPostThink), "QC function PlayerPostThink is missing");
2994 PRVM_serverglobalfloat(frametime) = sv.frametime;
2996 if(PRVM_serveredictfloat(ent, fixangle))
2998 // angle fixing was requested by physics code...
2999 // so store the current angles for later use
3000 VectorCopy(PRVM_serveredictvector(ent, angles), host_client->fixangle_angles);
3001 host_client->fixangle_angles_set = true;
3003 // and clear fixangle for the next frame
3004 PRVM_serveredictfloat(ent, fixangle) = 0;
3008 static void SV_Physics_ClientEntity_PreThink(prvm_edict_t *ent)
3010 prvm_prog_t *prog = SVVM_prog;
3011 // don't do physics on disconnected clients, FrikBot relies on this
3012 if (!host_client->begun)
3015 // make sure the velocity is sane (not a NaN)
3016 SV_CheckVelocity(ent);
3018 // don't run physics here if running asynchronously
3019 if (host_client->clmovement_inputtimeout <= 0)
3022 //host_client->cmd.time = max(host_client->cmd.time, sv.time);
3025 // make sure the velocity is still sane (not a NaN)
3026 SV_CheckVelocity(ent);
3028 // call standard client pre-think
3029 PRVM_serverglobalfloat(time) = sv.time;
3030 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
3031 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPreThink), "QC function PlayerPreThink is missing");
3033 // make sure the velocity is still sane (not a NaN)
3034 SV_CheckVelocity(ent);
3037 static void SV_Physics_ClientEntity_PostThink(prvm_edict_t *ent)
3039 prvm_prog_t *prog = SVVM_prog;
3040 // don't do physics on disconnected clients, FrikBot relies on this
3041 if (!host_client->begun)
3044 // make sure the velocity is sane (not a NaN)
3045 SV_CheckVelocity(ent);
3047 // call standard player post-think
3048 PRVM_serverglobalfloat(time) = sv.time;
3049 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
3050 prog->ExecuteProgram(prog, PRVM_serverfunction(PlayerPostThink), "QC function PlayerPostThink is missing");
3052 // make sure the velocity is still sane (not a NaN)
3053 SV_CheckVelocity(ent);
3055 if(PRVM_serveredictfloat(ent, fixangle))
3057 // angle fixing was requested by physics code...
3058 // so store the current angles for later use
3059 VectorCopy(PRVM_serveredictvector(ent, angles), host_client->fixangle_angles);
3060 host_client->fixangle_angles_set = true;
3062 // and clear fixangle for the next frame
3063 PRVM_serveredictfloat(ent, fixangle) = 0;
3066 // decrement the countdown variable used to decide when to go back to
3067 // synchronous physics
3068 if (host_client->clmovement_inputtimeout > sv.frametime)
3069 host_client->clmovement_inputtimeout -= sv.frametime;
3071 host_client->clmovement_inputtimeout = 0;
3074 static void SV_Physics_ClientEntity(prvm_edict_t *ent)
3076 prvm_prog_t *prog = SVVM_prog;
3077 // don't do physics on disconnected clients, FrikBot relies on this
3078 if (!host_client->begun)
3080 memset(&host_client->cmd, 0, sizeof(host_client->cmd));
3084 // make sure the velocity is sane (not a NaN)
3085 SV_CheckVelocity(ent);
3087 switch ((int) PRVM_serveredictfloat(ent, movetype))
3090 case MOVETYPE_FAKEPUSH:
3091 SV_Physics_Pusher (ent);
3094 // LadyHavoc: manually inlined the thinktime check here because MOVETYPE_NONE is used on so many objects
3095 if (PRVM_serveredictfloat(ent, nextthink) > 0 && PRVM_serveredictfloat(ent, nextthink) <= sv.time + sv.frametime)
3098 case MOVETYPE_FOLLOW:
3100 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3101 SV_Physics_Follow (ent);
3103 case MOVETYPE_NOCLIP:
3105 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3108 VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
3109 VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
3113 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3114 SV_Physics_Step (ent);
3115 if (SV_RunThink(ent))
3116 if (ent->priv.server->waterposition_forceupdate || !VectorCompare(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin))
3118 ent->priv.server->waterposition_forceupdate = false;
3119 VectorCopy(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin);
3120 SV_CheckWaterTransition(ent);
3125 // don't run physics here if running asynchronously
3126 if (host_client->clmovement_inputtimeout <= 0)
3130 case MOVETYPE_BOUNCE:
3131 case MOVETYPE_BOUNCEMISSILE:
3132 case MOVETYPE_FLYMISSILE:
3135 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3136 SV_Physics_Toss (ent);
3139 case MOVETYPE_FLY_WORLDONLY:
3141 if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
3144 case MOVETYPE_PHYSICS:
3148 if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
3150 Con_Printf ("SV_Physics_ClientEntity: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
3154 SV_CheckVelocity (ent);
3157 SV_LinkEdict_TouchAreaGrid(ent);
3159 SV_CheckVelocity (ent);
3168 void SV_Physics (void)
3170 prvm_prog_t *prog = SVVM_prog;
3174 // free memory for resources that are no longer referenced
3175 PRVM_GarbageCollection(prog);
3177 // let the progs know that a new frame has started
3178 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(prog->edicts);
3179 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(prog->edicts);
3180 PRVM_serverglobalfloat(time) = sv.time;
3181 PRVM_serverglobalfloat(frametime) = sv.frametime;
3182 prog->ExecuteProgram(prog, PRVM_serverfunction(StartFrame), "QC function StartFrame is missing");
3185 // run physics engine
3186 World_Physics_Frame(&sv.world, sv.frametime, sv_gravity.value);
3190 // treat each object in turn
3193 // if force_retouch, relink all the entities
3194 if (PRVM_serverglobalfloat(force_retouch) > 0)
3195 for (i = 1, ent = PRVM_EDICT_NUM(i);i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
3197 SV_LinkEdict_TouchAreaGrid(ent); // force retouch even for stationary
3199 if (sv_gameplayfix_consistentplayerprethink.integer)
3201 // run physics on the client entities in 3 stages
3202 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3204 SV_Physics_ClientEntity_PreThink(ent);
3206 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3208 SV_Physics_ClientEntity(ent);
3210 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3212 SV_Physics_ClientEntity_PostThink(ent);
3216 // run physics on the client entities
3217 for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
3221 SV_Physics_ClientEntity_PreThink(ent);
3222 SV_Physics_ClientEntity(ent);
3223 SV_Physics_ClientEntity_PostThink(ent);
3228 // run physics on all the non-client entities
3229 if (!sv_freezenonclients.integer)
3231 for (;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
3233 SV_Physics_Entity(ent);
3234 // make a second pass to see if any ents spawned this frame and make
3235 // sure they run their move/think
3236 if (sv_gameplayfix_delayprojectiles.integer < 0)
3237 for (i = svs.maxclients + 1, ent = PRVM_EDICT_NUM(i);i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
3238 if (!ent->priv.server->move && !ent->free)
3239 SV_Physics_Entity(ent);
3242 if (PRVM_serverglobalfloat(force_retouch) > 0)
3243 PRVM_serverglobalfloat(force_retouch) = max(0, PRVM_serverglobalfloat(force_retouch) - 1);
3245 // LadyHavoc: endframe support
3246 if (PRVM_serverfunction(EndFrame))
3248 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(prog->edicts);
3249 PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(prog->edicts);
3250 PRVM_serverglobalfloat(time) = sv.time;
3251 prog->ExecuteProgram(prog, PRVM_serverfunction(EndFrame), "QC function EndFrame is missing");
3254 // decrement prog->num_edicts if the highest number entities died
3255 for (;PRVM_ED_CanAlloc(prog, PRVM_EDICT_NUM(prog->num_edicts - 1));prog->num_edicts--);
3257 if (!sv_freezenonclients.integer)
3258 sv.time += sv.frametime;