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.
20 // world.c -- world query functions
26 entities never clip against themselves, or their owner
28 line of sight checks trace->inopen and trace->inwater, but bullets don't
32 cvar_t sv_debugmove = {CVAR_NOTIFY, "sv_debugmove", "0"};
33 cvar_t sv_areagrid_mingridsize = {CVAR_NOTIFY, "sv_areagrid_mingridsize", "64"};
35 void SV_AreaStats_f(void);
37 void SV_World_Init(void)
39 Cvar_RegisterVariable(&sv_debugmove);
40 Cvar_RegisterVariable(&sv_areagrid_mingridsize);
41 Cmd_AddCommand("sv_areastats", SV_AreaStats_f);
45 //============================================================================
47 // ClearLink is used for new headnodes
48 static void ClearLink (link_t *l)
51 l->prev = l->next = l;
54 static void RemoveLink (link_t *l)
56 l->next->prev = l->prev;
57 l->prev->next = l->next;
60 static void InsertLinkBefore (link_t *l, link_t *before, int entitynumber)
62 l->entitynumber = entitynumber;
64 l->prev = before->prev;
71 ===============================================================================
75 ===============================================================================
78 int sv_areagrid_stats_calls = 0;
79 int sv_areagrid_stats_nodechecks = 0;
80 int sv_areagrid_stats_entitychecks = 0;
82 void SV_AreaStats_f(void)
84 Con_Printf("areagrid check stats: %d calls %d nodes (%f per call) %d entities (%f per call)\n", sv_areagrid_stats_calls, sv_areagrid_stats_nodechecks, (double) sv_areagrid_stats_nodechecks / (double) sv_areagrid_stats_calls, sv_areagrid_stats_entitychecks, (double) sv_areagrid_stats_entitychecks / (double) sv_areagrid_stats_calls);
85 sv_areagrid_stats_calls = 0;
86 sv_areagrid_stats_nodechecks = 0;
87 sv_areagrid_stats_entitychecks = 0;
90 typedef struct areagrid_s
97 #define AREA_GRIDNODES (AREA_GRID * AREA_GRID)
99 static areagrid_t sv_areagrid[AREA_GRIDNODES], sv_areagrid_outside;
100 static vec3_t sv_areagrid_bias, sv_areagrid_scale, sv_areagrid_mins, sv_areagrid_maxs, sv_areagrid_size;
101 static int sv_areagrid_marknumber = 1;
103 void SV_CreateAreaGrid (vec3_t mins, vec3_t maxs)
106 ClearLink (&sv_areagrid_outside.edicts);
107 // choose either the world box size, or a larger box to ensure the grid isn't too fine
108 sv_areagrid_size[0] = max(maxs[0] - mins[0], AREA_GRID * sv_areagrid_mingridsize.value);
109 sv_areagrid_size[1] = max(maxs[1] - mins[1], AREA_GRID * sv_areagrid_mingridsize.value);
110 sv_areagrid_size[2] = max(maxs[2] - mins[2], AREA_GRID * sv_areagrid_mingridsize.value);
111 // figure out the corners of such a box, centered at the center of the world box
112 sv_areagrid_mins[0] = (mins[0] + maxs[0] - sv_areagrid_size[0]) * 0.5f;
113 sv_areagrid_mins[1] = (mins[1] + maxs[1] - sv_areagrid_size[1]) * 0.5f;
114 sv_areagrid_mins[2] = (mins[2] + maxs[2] - sv_areagrid_size[2]) * 0.5f;
115 sv_areagrid_maxs[0] = (mins[0] + maxs[0] + sv_areagrid_size[0]) * 0.5f;
116 sv_areagrid_maxs[1] = (mins[1] + maxs[1] + sv_areagrid_size[1]) * 0.5f;
117 sv_areagrid_maxs[2] = (mins[2] + maxs[2] + sv_areagrid_size[2]) * 0.5f;
118 // now calculate the actual useful info from that
119 VectorNegate(sv_areagrid_mins, sv_areagrid_bias);
120 sv_areagrid_scale[0] = AREA_GRID / sv_areagrid_size[0];
121 sv_areagrid_scale[1] = AREA_GRID / sv_areagrid_size[1];
122 sv_areagrid_scale[2] = AREA_GRID / sv_areagrid_size[2];
123 for (i = 0;i < AREA_GRIDNODES;i++)
125 ClearLink (&sv_areagrid[i].edicts);
127 Con_DPrintf("sv_areagrid settings: divisions %ix%ix1 : box %f %f %f : %f %f %f size %f %f %f grid %f %f %f (mingrid %f)\n", AREA_GRID, AREA_GRID, sv_areagrid_mins[0], sv_areagrid_mins[1], sv_areagrid_mins[2], sv_areagrid_maxs[0], sv_areagrid_maxs[1], sv_areagrid_maxs[2], sv_areagrid_size[0], sv_areagrid_size[1], sv_areagrid_size[2], 1.0f / sv_areagrid_scale[0], 1.0f / sv_areagrid_scale[1], 1.0f / sv_areagrid_scale[2], sv_areagrid_mingridsize.value);
136 void SV_ClearWorld (void)
138 SV_CreateAreaGrid(sv.worldmodel->normalmins, sv.worldmodel->normalmaxs);
148 void SV_UnlinkEdict (prvm_edict_t *ent)
151 for (i = 0;i < ENTITYGRIDAREAS;i++)
153 if (ent->priv.server->areagrid[i].prev)
155 RemoveLink (&ent->priv.server->areagrid[i]);
156 ent->priv.server->areagrid[i].prev = ent->priv.server->areagrid[i].next = NULL;
161 int SV_EntitiesInBox(vec3_t mins, vec3_t maxs, int maxlist, prvm_edict_t **list)
167 int igrid[3], igridmins[3], igridmaxs[3];
169 sv_areagrid_stats_calls++;
170 sv_areagrid_marknumber++;
171 igridmins[0] = (int) ((mins[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]);
172 igridmins[1] = (int) ((mins[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]);
173 //igridmins[2] = (int) ((mins[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]);
174 igridmaxs[0] = (int) ((maxs[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]) + 1;
175 igridmaxs[1] = (int) ((maxs[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]) + 1;
176 //igridmaxs[2] = (int) ((maxs[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]) + 1;
177 igridmins[0] = max(0, igridmins[0]);
178 igridmins[1] = max(0, igridmins[1]);
179 //igridmins[2] = max(0, igridmins[2]);
180 igridmaxs[0] = min(AREA_GRID, igridmaxs[0]);
181 igridmaxs[1] = min(AREA_GRID, igridmaxs[1]);
182 //igridmaxs[2] = min(AREA_GRID, igridmaxs[2]);
185 // add entities not linked into areagrid because they are too big or
186 // outside the grid bounds
187 if (sv_areagrid_outside.edicts.next != &sv_areagrid_outside.edicts)
189 for (l = sv_areagrid_outside.edicts.next;l != &sv_areagrid_outside.edicts;l = l->next)
191 ent = PRVM_EDICT_NUM_UNSIGNED(l->entitynumber);
192 if (ent->priv.server->areagridmarknumber != sv_areagrid_marknumber)
194 ent->priv.server->areagridmarknumber = sv_areagrid_marknumber;
195 if (!ent->priv.server->free && BoxesOverlap(mins, maxs, ent->fields.server->absmin, ent->fields.server->absmax))
197 if (numlist < maxlist)
201 sv_areagrid_stats_entitychecks++;
205 // add grid linked entities
206 for (igrid[1] = igridmins[1];igrid[1] < igridmaxs[1];igrid[1]++)
208 grid = sv_areagrid + igrid[1] * AREA_GRID + igridmins[0];
209 for (igrid[0] = igridmins[0];igrid[0] < igridmaxs[0];igrid[0]++, grid++)
211 if (grid->edicts.next != &grid->edicts)
213 for (l = grid->edicts.next;l != &grid->edicts;l = l->next)
215 ent = PRVM_EDICT_NUM_UNSIGNED(l->entitynumber);
216 if (ent->priv.server->areagridmarknumber != sv_areagrid_marknumber)
218 ent->priv.server->areagridmarknumber = sv_areagrid_marknumber;
219 if (!ent->priv.server->free && BoxesOverlap(mins, maxs, ent->fields.server->absmin, ent->fields.server->absmax))
221 if (numlist < maxlist)
226 sv_areagrid_stats_entitychecks++;
234 void SV_TouchAreaGrid(prvm_edict_t *ent)
236 int i, numtouchedicts, old_self, old_other;
237 prvm_edict_t *touch, *touchedicts[MAX_EDICTS];
239 // build a list of edicts to touch, because the link loop can be corrupted
240 // by SV_IncreaseEdicts called during touch functions
241 numtouchedicts = SV_EntitiesInBox(ent->fields.server->absmin, ent->fields.server->absmax, MAX_EDICTS, touchedicts);
242 if (numtouchedicts > MAX_EDICTS)
244 // this never happens
245 Con_Printf("SV_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
246 numtouchedicts = MAX_EDICTS;
249 old_self = prog->globals.server->self;
250 old_other = prog->globals.server->other;
251 for (i = 0;i < numtouchedicts;i++)
253 touch = touchedicts[i];
254 if (touch != ent && (int)touch->fields.server->solid == SOLID_TRIGGER && touch->fields.server->touch)
256 prog->globals.server->self = PRVM_EDICT_TO_PROG(touch);
257 prog->globals.server->other = PRVM_EDICT_TO_PROG(ent);
258 prog->globals.server->time = sv.time;
259 PRVM_ExecuteProgram (touch->fields.server->touch, "QC function self.touch is missing");
262 prog->globals.server->self = old_self;
263 prog->globals.server->other = old_other;
266 void SV_LinkEdict_AreaGrid(prvm_edict_t *ent)
269 int igrid[3], igridmins[3], igridmaxs[3], gridnum, entitynumber = PRVM_NUM_FOR_EDICT(ent);
271 if (entitynumber <= 0 || entitynumber >= prog->max_edicts || PRVM_EDICT_NUM(entitynumber) != ent)
273 Con_Printf ("SV_LinkEdict_AreaGrid: invalid edict %p (edicts is %p, edict compared to prog->edicts is %i)\n", ent, prog->edicts, entitynumber);
277 igridmins[0] = (int) ((ent->fields.server->absmin[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]);
278 igridmins[1] = (int) ((ent->fields.server->absmin[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]);
279 //igridmins[2] = (int) ((ent->fields.server->absmin[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]);
280 igridmaxs[0] = (int) ((ent->fields.server->absmax[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]) + 1;
281 igridmaxs[1] = (int) ((ent->fields.server->absmax[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]) + 1;
282 //igridmaxs[2] = (int) ((ent->fields.server->absmax[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]) + 1;
283 if (igridmins[0] < 0 || igridmaxs[0] > AREA_GRID || igridmins[1] < 0 || igridmaxs[1] > AREA_GRID || ((igridmaxs[0] - igridmins[0]) * (igridmaxs[1] - igridmins[1])) > ENTITYGRIDAREAS)
285 // wow, something outside the grid, store it as such
286 InsertLinkBefore (&ent->priv.server->areagrid[0], &sv_areagrid_outside.edicts, entitynumber);
291 for (igrid[1] = igridmins[1];igrid[1] < igridmaxs[1];igrid[1]++)
293 grid = sv_areagrid + igrid[1] * AREA_GRID + igridmins[0];
294 for (igrid[0] = igridmins[0];igrid[0] < igridmaxs[0];igrid[0]++, grid++, gridnum++)
295 InsertLinkBefore (&ent->priv.server->areagrid[gridnum], &grid->edicts, entitynumber);
305 void SV_LinkEdict (prvm_edict_t *ent, qboolean touch_triggers)
309 if (ent->priv.server->areagrid[0].prev)
310 SV_UnlinkEdict (ent); // unlink from old position
312 if (ent == prog->edicts)
313 return; // don't add the world
315 if (ent->priv.server->free)
320 if (ent->fields.server->solid == SOLID_BSP)
322 int modelindex = ent->fields.server->modelindex;
323 if (modelindex < 0 || modelindex > MAX_MODELS)
325 Con_Printf("edict %i: SOLID_BSP with invalid modelindex!\n", PRVM_NUM_FOR_EDICT(ent));
328 model = sv.models[modelindex];
331 if (!model->TraceBox)
332 Con_Printf("edict %i: SOLID_BSP with non-collidable model\n", PRVM_NUM_FOR_EDICT(ent));
334 if (ent->fields.server->angles[0] || ent->fields.server->angles[2] || ent->fields.server->avelocity[0] || ent->fields.server->avelocity[2])
336 VectorAdd(ent->fields.server->origin, model->rotatedmins, ent->fields.server->absmin);
337 VectorAdd(ent->fields.server->origin, model->rotatedmaxs, ent->fields.server->absmax);
339 else if (ent->fields.server->angles[1] || ent->fields.server->avelocity[1])
341 VectorAdd(ent->fields.server->origin, model->yawmins, ent->fields.server->absmin);
342 VectorAdd(ent->fields.server->origin, model->yawmaxs, ent->fields.server->absmax);
346 VectorAdd(ent->fields.server->origin, model->normalmins, ent->fields.server->absmin);
347 VectorAdd(ent->fields.server->origin, model->normalmaxs, ent->fields.server->absmax);
352 // SOLID_BSP with no model is valid, mainly because some QC setup code does so temporarily
353 VectorAdd(ent->fields.server->origin, ent->fields.server->mins, ent->fields.server->absmin);
354 VectorAdd(ent->fields.server->origin, ent->fields.server->maxs, ent->fields.server->absmax);
359 VectorAdd(ent->fields.server->origin, ent->fields.server->mins, ent->fields.server->absmin);
360 VectorAdd(ent->fields.server->origin, ent->fields.server->maxs, ent->fields.server->absmax);
364 // to make items easier to pick up and allow them to be grabbed off
365 // of shelves, the abs sizes are expanded
367 if ((int)ent->fields.server->flags & FL_ITEM)
369 ent->fields.server->absmin[0] -= 15;
370 ent->fields.server->absmin[1] -= 15;
371 ent->fields.server->absmin[2] -= 1;
372 ent->fields.server->absmax[0] += 15;
373 ent->fields.server->absmax[1] += 15;
374 ent->fields.server->absmax[2] += 1;
378 // because movement is clipped an epsilon away from an actual edge,
379 // we must fully check even when bounding boxes don't quite touch
380 ent->fields.server->absmin[0] -= 1;
381 ent->fields.server->absmin[1] -= 1;
382 ent->fields.server->absmin[2] -= 1;
383 ent->fields.server->absmax[0] += 1;
384 ent->fields.server->absmax[1] += 1;
385 ent->fields.server->absmax[2] += 1;
388 if (ent->fields.server->solid == SOLID_NOT)
391 SV_LinkEdict_AreaGrid(ent);
393 // if touch_triggers, touch all entities at this node and descend for more
395 SV_TouchAreaGrid(ent);
401 ===============================================================================
403 POINT TESTING IN HULLS
405 ===============================================================================
410 SV_TestEntityPosition
412 This could be a lot more efficient...
415 int SV_TestEntityPosition (prvm_edict_t *ent)
417 return SV_Move (ent->fields.server->origin, ent->fields.server->mins, ent->fields.server->maxs, ent->fields.server->origin, MOVE_NORMAL, ent).startsolid;
422 ===============================================================================
424 LINE TESTING IN HULLS
426 ===============================================================================
433 Handles selection or creation of a clipping hull, and offseting (and
434 eventually rotation) of the end points
437 trace_t SV_ClipMoveToEntity(prvm_edict_t *ent, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int movetype, int hitsupercontents)
440 model_t *model = NULL;
441 matrix4x4_t matrix, imatrix;
442 float tempnormal[3], starttransformed[3], endtransformed[3];
443 float starttransformedmins[3], starttransformedmaxs[3], endtransformedmins[3], endtransformedmaxs[3];
445 memset(&trace, 0, sizeof(trace));
446 trace.fraction = trace.realfraction = 1;
447 VectorCopy(end, trace.endpos);
449 if ((int) ent->fields.server->solid == SOLID_BSP || movetype == MOVE_HITMODEL)
451 unsigned int modelindex = ent->fields.server->modelindex;
452 // if the modelindex is 0, it shouldn't be SOLID_BSP!
455 Con_Printf("SV_ClipMoveToEntity: edict %i: SOLID_BSP with no model\n", PRVM_NUM_FOR_EDICT(ent));
458 if (modelindex >= MAX_MODELS)
460 Con_Printf("SV_ClipMoveToEntity: edict %i: SOLID_BSP with invalid modelindex\n", PRVM_NUM_FOR_EDICT(ent));
463 model = sv.models[modelindex];
464 if (modelindex != 0 && model == NULL)
466 Con_Printf("SV_ClipMoveToEntity: edict %i: SOLID_BSP with invalid modelindex\n", PRVM_NUM_FOR_EDICT(ent));
470 if ((int) ent->fields.server->solid == SOLID_BSP)
472 if (!model->TraceBox)
474 Con_Printf("SV_ClipMoveToEntity: edict %i: SOLID_BSP with a non-collidable model\n", PRVM_NUM_FOR_EDICT(ent));
477 //if ((int) ent->fields.server->movetype != MOVETYPE_PUSH)
479 // Con_Printf("SV_ClipMoveToEntity: edict %i: SOLID_BSP without MOVETYPE_PUSH\n", PRVM_NUM_FOR_EDICT(ent));
483 Matrix4x4_CreateFromQuakeEntity(&matrix, ent->fields.server->origin[0], ent->fields.server->origin[1], ent->fields.server->origin[2], ent->fields.server->angles[0], ent->fields.server->angles[1], ent->fields.server->angles[2], 1);
486 Matrix4x4_CreateTranslate(&matrix, ent->fields.server->origin[0], ent->fields.server->origin[1], ent->fields.server->origin[2]);
488 Matrix4x4_Invert_Simple(&imatrix, &matrix);
489 Matrix4x4_Transform(&imatrix, start, starttransformed);
490 Matrix4x4_Transform(&imatrix, end, endtransformed);
491 #if COLLISIONPARANOID >= 3
492 Con_Printf("trans(%f %f %f -> %f %f %f, %f %f %f -> %f %f %f)", start[0], start[1], start[2], starttransformed[0], starttransformed[1], starttransformed[2], end[0], end[1], end[2], endtransformed[0], endtransformed[1], endtransformed[2]);
495 if (model && model->TraceBox)
498 frame = (int)ent->fields.server->frame;
499 frame = bound(0, frame, (model->numframes - 1));
500 VectorAdd(starttransformed, maxs, starttransformedmaxs);
501 VectorAdd(endtransformed, maxs, endtransformedmaxs);
502 VectorAdd(starttransformed, mins, starttransformedmins);
503 VectorAdd(endtransformed, mins, endtransformedmins);
504 model->TraceBox(model, frame, &trace, starttransformedmins, starttransformedmaxs, endtransformedmins, endtransformedmaxs, hitsupercontents);
507 Collision_ClipTrace_Box(&trace, ent->fields.server->mins, ent->fields.server->maxs, starttransformed, mins, maxs, endtransformed, hitsupercontents, SUPERCONTENTS_SOLID);
508 trace.fraction = bound(0, trace.fraction, 1);
509 trace.realfraction = bound(0, trace.realfraction, 1);
511 if (trace.fraction < 1)
513 VectorLerp(start, trace.fraction, end, trace.endpos);
514 VectorCopy(trace.plane.normal, tempnormal);
515 Matrix4x4_Transform3x3(&matrix, tempnormal, trace.plane.normal);
516 // FIXME: should recalc trace.plane.dist
519 VectorCopy(end, trace.endpos);
529 trace_t SV_ClipMoveToWorld(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int movetype, int hitsupercontents)
532 float starttransformedmins[3], starttransformedmaxs[3], endtransformedmins[3], endtransformedmaxs[3];
533 memset(&trace, 0, sizeof(trace));
534 trace.fraction = trace.realfraction = 1;
535 VectorAdd(start, maxs, starttransformedmaxs);
536 VectorAdd(end, maxs, endtransformedmaxs);
537 VectorAdd(start, mins, starttransformedmins);
538 VectorAdd(end, mins, endtransformedmins);
539 sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, starttransformedmins, starttransformedmaxs, endtransformedmins, endtransformedmaxs, hitsupercontents);
540 trace.fraction = bound(0, trace.fraction, 1);
541 trace.realfraction = bound(0, trace.realfraction, 1);
542 VectorLerp(start, trace.fraction, end, trace.endpos);
546 //===========================================================================
553 #if COLLISIONPARANOID >= 1
554 trace_t SV_Move_(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict)
556 trace_t SV_Move(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict)
559 vec3_t hullmins, hullmaxs;
561 int hitsupercontentsmask;
564 prvm_edict_t *traceowner, *touch;
566 // bounding box of entire move area
567 vec3_t clipboxmins, clipboxmaxs;
568 // size of the moving object
569 vec3_t clipmins, clipmaxs;
570 // size when clipping against monsters
571 vec3_t clipmins2, clipmaxs2;
572 // start and end origin of move
573 vec3_t clipstart, clipend;
577 prvm_edict_t *touchedicts[MAX_EDICTS];
579 VectorCopy(start, clipstart);
580 VectorCopy(end, clipend);
581 VectorCopy(mins, clipmins);
582 VectorCopy(maxs, clipmaxs);
583 VectorCopy(mins, clipmins2);
584 VectorCopy(maxs, clipmaxs2);
585 #if COLLISIONPARANOID >= 3
586 Con_Printf("move(%f %f %f,%f %f %f)", clipstart[0], clipstart[1], clipstart[2], clipend[0], clipend[1], clipend[2]);
589 hitsupercontentsmask = SUPERCONTENTS_SOLID;
592 if (passedict->fields.server->solid == SOLID_SLIDEBOX)
593 hitsupercontentsmask |= SUPERCONTENTS_PLAYERCLIP;
594 if ((int)passedict->fields.server->flags & FL_MONSTER)
595 hitsupercontentsmask |= SUPERCONTENTS_MONSTERCLIP;
599 cliptrace = SV_ClipMoveToWorld(clipstart, clipmins, clipmaxs, clipend, type, hitsupercontentsmask);
600 if (cliptrace.startsolid || cliptrace.fraction < 1)
601 cliptrace.ent = prog->edicts;
602 if (type == MOVE_WORLDONLY)
605 if (type == MOVE_MISSILE)
607 // LordHavoc: modified this, was = -15, now -= 15
608 for (i = 0;i < 3;i++)
615 // get adjusted box for bmodel collisions if the world is q1bsp or hlbsp
616 if (sv.worldmodel && sv.worldmodel->brush.RoundUpToHullSize)
617 sv.worldmodel->brush.RoundUpToHullSize(sv.worldmodel, clipmins, clipmaxs, hullmins, hullmaxs);
620 VectorCopy(clipmins, hullmins);
621 VectorCopy(clipmaxs, hullmaxs);
624 // create the bounding box of the entire move
625 for (i = 0;i < 3;i++)
627 clipboxmins[i] = min(clipstart[i], cliptrace.endpos[i]) + min(hullmins[i], clipmins2[i]) - 1;
628 clipboxmaxs[i] = max(clipstart[i], cliptrace.endpos[i]) + max(hullmaxs[i], clipmaxs2[i]) + 1;
631 // debug override to test against everything
632 if (sv_debugmove.integer)
634 clipboxmins[0] = clipboxmins[1] = clipboxmins[2] = -999999999;
635 clipboxmaxs[0] = clipboxmaxs[1] = clipboxmaxs[2] = 999999999;
638 // if the passedict is world, make it NULL (to avoid two checks each time)
639 if (passedict == prog->edicts)
641 // precalculate prog value for passedict for comparisons
642 passedictprog = PRVM_EDICT_TO_PROG(passedict);
643 // figure out whether this is a point trace for comparisons
644 pointtrace = VectorCompare(clipmins, clipmaxs);
645 // precalculate passedict's owner edict pointer for comparisons
646 traceowner = passedict ? PRVM_PROG_TO_EDICT(passedict->fields.server->owner) : 0;
649 numtouchedicts = SV_EntitiesInBox(clipboxmins, clipboxmaxs, MAX_EDICTS, touchedicts);
650 if (numtouchedicts > MAX_EDICTS)
652 // this never happens
653 Con_Printf("SV_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
654 numtouchedicts = MAX_EDICTS;
656 for (i = 0;i < numtouchedicts;i++)
658 touch = touchedicts[i];
660 if (touch->fields.server->solid < SOLID_BBOX)
662 if (type == MOVE_NOMONSTERS && touch->fields.server->solid != SOLID_BSP)
667 // don't clip against self
668 if (passedict == touch)
670 // don't clip owned entities against owner
671 if (traceowner == touch)
673 // don't clip owner against owned entities
674 if (passedictprog == touch->fields.server->owner)
676 // don't clip points against points (they can't collide)
677 if (pointtrace && VectorCompare(touch->fields.server->mins, touch->fields.server->maxs) && (type != MOVE_MISSILE || !((int)touch->fields.server->flags & FL_MONSTER)))
679 // don't clip corpse against character
680 if (passedict->fields.server->solid == SOLID_CORPSE && (touch->fields.server->solid == SOLID_SLIDEBOX || touch->fields.server->solid == SOLID_CORPSE))
682 // don't clip character against corpse
683 if (passedict->fields.server->solid == SOLID_SLIDEBOX && touch->fields.server->solid == SOLID_CORPSE)
687 // might interact, so do an exact clip
688 if ((int)touch->fields.server->flags & FL_MONSTER)
689 trace = SV_ClipMoveToEntity(touch, clipstart, clipmins2, clipmaxs2, clipend, type, hitsupercontentsmask);
691 trace = SV_ClipMoveToEntity(touch, clipstart, clipmins, clipmaxs, clipend, type, hitsupercontentsmask);
692 // LordHavoc: take the 'best' answers from the new trace and combine with existing data
694 cliptrace.allsolid = true;
695 if (trace.startsolid)
697 cliptrace.startsolid = true;
698 if (cliptrace.realfraction == 1)
699 cliptrace.ent = touch;
701 // don't set this except on the world, because it can easily confuse
702 // monsters underwater if there's a bmodel involved in the trace
703 // (inopen && inwater is how they check water visibility)
705 // cliptrace.inopen = true;
707 cliptrace.inwater = true;
708 if (trace.realfraction < cliptrace.realfraction)
710 cliptrace.fraction = trace.fraction;
711 cliptrace.realfraction = trace.realfraction;
712 VectorCopy(trace.endpos, cliptrace.endpos);
713 cliptrace.plane = trace.plane;
714 cliptrace.ent = touch;
716 cliptrace.startsupercontents |= trace.startsupercontents;
722 #if COLLISIONPARANOID >= 1
723 trace_t SV_Move(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict)
728 trace = SV_Move_(start, mins, maxs, end, type, passedict);
731 VectorCopy(trace.endpos, temp);
732 endstuck = SV_Move_(temp, mins, maxs, temp, type, passedict).startsolid;
733 #if COLLISIONPARANOID < 3
734 if (trace.startsolid || endstuck)
736 Con_Printf("%s{e%i:%f %f %f:%f %f %f:%f:%f %f %f%s%s}\n", (trace.startsolid || endstuck) ? "\002" : "", passedict ? passedict - prog->edicts : -1, passedict->fields.server->origin[0], passedict->fields.server->origin[1], passedict->fields.server->origin[2], end[0] - passedict->fields.server->origin[0], end[1] - passedict->fields.server->origin[1], end[2] - passedict->fields.server->origin[2], trace.fraction, trace.endpos[0] - passedict->fields.server->origin[0], trace.endpos[1] - passedict->fields.server->origin[1], trace.endpos[2] - passedict->fields.server->origin[2], trace.startsolid ? " startstuck" : "", endstuck ? " endstuck" : "");