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quakequest/Projects/Android/jni/cl_collision.c
Simon 54a544769d Initial Commit - Work in progress..
2019-05-30 06:57:57 +01:00

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#include "quakedef.h"
#include "cl_collision.h"
#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
float CL_SelectTraceLine(const vec3_t start, const vec3_t pEnd, vec3_t impact, vec3_t normal, int *hitent, entity_render_t *ignoreent)
#else
float CL_SelectTraceLine(const vec3_t start, const vec3_t end, vec3_t impact, vec3_t normal, int *hitent, entity_render_t *ignoreent)
#endif
{
float maxfrac, maxrealfrac;
int n;
entity_render_t *ent;
vec_t tracemins[3], tracemaxs[3];
trace_t trace;
vec_t tempnormal[3], starttransformed[3], endtransformed[3];
#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
vec3_t end;
vec_t len = 0;
if(!VectorCompare(start, pEnd) && collision_endposnudge.value > 0)
{
// TRICK: make the trace 1 qu longer!
VectorSubtract(pEnd, start, end);
len = VectorNormalizeLength(end);
VectorMA(pEnd, collision_endposnudge.value, end, end);
}
else
VectorCopy(pEnd, end);
#endif
memset (&trace, 0 , sizeof(trace_t));
trace.fraction = 1;
trace.realfraction = 1;
VectorCopy (end, trace.endpos);
if (hitent)
*hitent = 0;
if (cl.worldmodel && cl.worldmodel->TraceLine)
cl.worldmodel->TraceLine(cl.worldmodel, NULL, NULL, &trace, start, end, SUPERCONTENTS_SOLID);
if (normal)
VectorCopy(trace.plane.normal, normal);
maxfrac = trace.fraction;
maxrealfrac = trace.realfraction;
tracemins[0] = min(start[0], end[0]);
tracemaxs[0] = max(start[0], end[0]);
tracemins[1] = min(start[1], end[1]);
tracemaxs[1] = max(start[1], end[1]);
tracemins[2] = min(start[2], end[2]);
tracemaxs[2] = max(start[2], end[2]);
// look for embedded bmodels
for (n = 0;n < cl.num_entities;n++)
{
if (!cl.entities_active[n])
continue;
ent = &cl.entities[n].render;
if (!BoxesOverlap(ent->mins, ent->maxs, tracemins, tracemaxs))
continue;
if (!ent->model || !ent->model->TraceLine)
continue;
if ((ent->flags & RENDER_EXTERIORMODEL) && !chase_active.integer)
continue;
// if transparent and not selectable, skip entity
if (!(cl.entities[n].state_current.effects & EF_SELECTABLE) && (ent->alpha < 1 || (ent->effects & (EF_ADDITIVE | EF_NODEPTHTEST))))
continue;
if (ent == ignoreent)
continue;
Matrix4x4_Transform(&ent->inversematrix, start, starttransformed);
Matrix4x4_Transform(&ent->inversematrix, end, endtransformed);
Collision_ClipTrace_Box(&trace, ent->model->normalmins, ent->model->normalmaxs, starttransformed, vec3_origin, vec3_origin, endtransformed, SUPERCONTENTS_SOLID, SUPERCONTENTS_SOLID, 0, NULL);
#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
if(!VectorCompare(start, pEnd) && collision_endposnudge.value > 0)
Collision_ShortenTrace(&trace, len / (len + collision_endposnudge.value), pEnd);
#endif
if (maxrealfrac < trace.realfraction)
continue;
ent->model->TraceLine(ent->model, ent->frameblend, ent->skeleton, &trace, starttransformed, endtransformed, SUPERCONTENTS_SOLID);
if (maxrealfrac > trace.realfraction)
{
if (hitent)
*hitent = n;
maxfrac = trace.fraction;
maxrealfrac = trace.realfraction;
if (normal)
{
VectorCopy(trace.plane.normal, tempnormal);
Matrix4x4_Transform3x3(&ent->matrix, tempnormal, normal);
}
}
}
maxfrac = bound(0, maxfrac, 1);
//maxrealfrac = bound(0, maxrealfrac, 1);
//if (maxfrac < 0 || maxfrac > 1) Con_Printf("fraction out of bounds %f %s:%d\n", maxfrac, __FILE__, __LINE__);
if (impact)
VectorLerp(start, maxfrac, end, impact);
return maxfrac;
}
void CL_FindNonSolidLocation(const vec3_t in, vec3_t out, vec_t radius)
{
// FIXME: check multiple brush models
if (cl.worldmodel && cl.worldmodel->brush.FindNonSolidLocation)
cl.worldmodel->brush.FindNonSolidLocation(cl.worldmodel, in, out, radius);
}
dp_model_t *CL_GetModelByIndex(int modelindex)
{
if(!modelindex)
return NULL;
if (modelindex < 0)
{
modelindex = -(modelindex+1);
if (modelindex < MAX_MODELS)
return cl.csqc_model_precache[modelindex];
}
else
{
if(modelindex < MAX_MODELS)
return cl.model_precache[modelindex];
}
return NULL;
}
dp_model_t *CL_GetModelFromEdict(prvm_edict_t *ed)
{
prvm_prog_t *prog = CLVM_prog;
if (!ed || ed->priv.server->free)
return NULL;
return CL_GetModelByIndex((int)PRVM_clientedictfloat(ed, modelindex));
}
void CL_LinkEdict(prvm_edict_t *ent)
{
prvm_prog_t *prog = CLVM_prog;
vec3_t mins, maxs;
if (ent == prog->edicts)
return; // don't add the world
if (ent->priv.server->free)
return;
// set the abs box
if (PRVM_clientedictfloat(ent, solid) == SOLID_BSP)
{
dp_model_t *model = CL_GetModelByIndex( (int)PRVM_clientedictfloat(ent, modelindex) );
if (model == NULL)
{
Con_Printf("edict %i: SOLID_BSP with invalid modelindex!\n", PRVM_NUM_FOR_EDICT(ent));
model = CL_GetModelByIndex( 0 );
}
if( model != NULL )
{
if (!model->TraceBox)
Con_DPrintf("edict %i: SOLID_BSP with non-collidable model\n", PRVM_NUM_FOR_EDICT(ent));
if (PRVM_clientedictvector(ent, angles)[0] || PRVM_clientedictvector(ent, angles)[2] || PRVM_clientedictvector(ent, avelocity)[0] || PRVM_clientedictvector(ent, avelocity)[2])
{
VectorAdd(PRVM_clientedictvector(ent, origin), model->rotatedmins, mins);
VectorAdd(PRVM_clientedictvector(ent, origin), model->rotatedmaxs, maxs);
}
else if (PRVM_clientedictvector(ent, angles)[1] || PRVM_clientedictvector(ent, avelocity)[1])
{
VectorAdd(PRVM_clientedictvector(ent, origin), model->yawmins, mins);
VectorAdd(PRVM_clientedictvector(ent, origin), model->yawmaxs, maxs);
}
else
{
VectorAdd(PRVM_clientedictvector(ent, origin), model->normalmins, mins);
VectorAdd(PRVM_clientedictvector(ent, origin), model->normalmaxs, maxs);
}
}
else
{
// SOLID_BSP with no model is valid, mainly because some QC setup code does so temporarily
VectorAdd(PRVM_clientedictvector(ent, origin), PRVM_clientedictvector(ent, mins), mins);
VectorAdd(PRVM_clientedictvector(ent, origin), PRVM_clientedictvector(ent, maxs), maxs);
}
}
else
{
VectorAdd(PRVM_clientedictvector(ent, origin), PRVM_clientedictvector(ent, mins), mins);
VectorAdd(PRVM_clientedictvector(ent, origin), PRVM_clientedictvector(ent, maxs), maxs);
}
VectorCopy(mins, PRVM_clientedictvector(ent, absmin));
VectorCopy(maxs, PRVM_clientedictvector(ent, absmax));
World_LinkEdict(&cl.world, ent, mins, maxs);
}
int CL_GenericHitSuperContentsMask(const prvm_edict_t *passedict)
{
prvm_prog_t *prog = CLVM_prog;
if (passedict)
{
int dphitcontentsmask = (int)PRVM_clientedictfloat(passedict, dphitcontentsmask);
if (dphitcontentsmask)
return dphitcontentsmask;
else if (PRVM_clientedictfloat(passedict, solid) == SOLID_SLIDEBOX)
{
if ((int)PRVM_clientedictfloat(passedict, flags) & FL_MONSTER)
return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_MONSTERCLIP;
else
return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_PLAYERCLIP;
}
else if (PRVM_clientedictfloat(passedict, solid) == SOLID_CORPSE)
return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY;
else if (PRVM_clientedictfloat(passedict, solid) == SOLID_TRIGGER)
return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY;
else
return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_CORPSE;
}
else
return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_CORPSE;
}
/*
==================
CL_Move
==================
*/
trace_t CL_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int hitsupercontentsmask, qboolean hitnetworkbrushmodels, qboolean hitnetworkplayers, int *hitnetworkentity, qboolean hitcsqcentities)
{
prvm_prog_t *prog = CLVM_prog;
int i, bodysupercontents;
int passedictprog;
prvm_edict_t *traceowner, *touch;
trace_t trace;
// temporary storage because prvm_vec_t may need conversion
vec3_t touchmins, touchmaxs;
// bounding box of entire move area
vec3_t clipboxmins, clipboxmaxs;
// size when clipping against monsters
vec3_t clipmins2, clipmaxs2;
// start and end origin of move
vec3_t clipstart;
// trace results
trace_t cliptrace;
// matrices to transform into/out of other entity's space
matrix4x4_t matrix, imatrix;
// model of other entity
dp_model_t *model;
// list of entities to test for collisions
int numtouchedicts;
static prvm_edict_t *touchedicts[MAX_EDICTS];
if (hitnetworkentity)
*hitnetworkentity = 0;
VectorCopy(start, clipstart);
VectorClear(clipmins2);
VectorClear(clipmaxs2);
#if COLLISIONPARANOID >= 3
Con_Printf("move(%f %f %f)", clipstart[0], clipstart[1], clipstart[2]);
#endif
// clip to world
Collision_ClipPointToWorld(&cliptrace, cl.worldmodel, clipstart, hitsupercontentsmask);
cliptrace.worldstartsolid = cliptrace.bmodelstartsolid = cliptrace.startsolid;
if (cliptrace.startsolid || cliptrace.fraction < 1)
cliptrace.ent = prog ? prog->edicts : NULL;
if (type == MOVE_WORLDONLY)
goto finished;
if (type == MOVE_MISSILE)
{
// LordHavoc: modified this, was = -15, now -= 15
for (i = 0;i < 3;i++)
{
clipmins2[i] -= 15;
clipmaxs2[i] += 15;
}
}
// create the bounding box of the entire move
for (i = 0;i < 3;i++)
{
clipboxmins[i] = clipstart[i] - 1;
clipboxmaxs[i] = clipstart[i] + 1;
}
// debug override to test against everything
if (sv_debugmove.integer)
{
clipboxmins[0] = clipboxmins[1] = clipboxmins[2] = -999999999;
clipboxmaxs[0] = clipboxmaxs[1] = clipboxmaxs[2] = 999999999;
}
// if the passedict is world, make it NULL (to avoid two checks each time)
// this checks prog because this function is often called without a CSQC
// VM context
if (prog == NULL || passedict == prog->edicts)
passedict = NULL;
// precalculate prog value for passedict for comparisons
passedictprog = prog != NULL ? PRVM_EDICT_TO_PROG(passedict) : 0;
// precalculate passedict's owner edict pointer for comparisons
traceowner = passedict ? PRVM_PROG_TO_EDICT(PRVM_clientedictedict(passedict, owner)) : NULL;
// collide against network entities
if (hitnetworkbrushmodels)
{
for (i = 0;i < cl.num_brushmodel_entities;i++)
{
entity_render_t *ent = &cl.entities[cl.brushmodel_entities[i]].render;
if (!BoxesOverlap(clipboxmins, clipboxmaxs, ent->mins, ent->maxs))
continue;
Collision_ClipPointToGenericEntity(&trace, ent->model, ent->frameblend, ent->skeleton, vec3_origin, vec3_origin, 0, &ent->matrix, &ent->inversematrix, start, hitsupercontentsmask);
if (cliptrace.realfraction > trace.realfraction && hitnetworkentity)
*hitnetworkentity = cl.brushmodel_entities[i];
Collision_CombineTraces(&cliptrace, &trace, NULL, true);
}
}
// collide against player entities
if (hitnetworkplayers)
{
vec3_t origin, entmins, entmaxs;
matrix4x4_t entmatrix, entinversematrix;
if(gamemode == GAME_NEXUIZ || gamemode == GAME_XONOTIC)
{
// don't hit network players, if we are a nonsolid player
if(cl.scores[cl.playerentity-1].frags == -666 || cl.scores[cl.playerentity-1].frags == -616)
goto skipnetworkplayers;
}
for (i = 1;i <= cl.maxclients;i++)
{
entity_render_t *ent = &cl.entities[i].render;
// don't hit ourselves
if (i == cl.playerentity)
continue;
// don't hit players that don't exist
if (!cl.scores[i-1].name[0])
continue;
if(gamemode == GAME_NEXUIZ || gamemode == GAME_XONOTIC)
{
// don't hit spectators or nonsolid players
if(cl.scores[i-1].frags == -666 || cl.scores[i-1].frags == -616)
continue;
}
Matrix4x4_OriginFromMatrix(&ent->matrix, origin);
VectorAdd(origin, cl.playerstandmins, entmins);
VectorAdd(origin, cl.playerstandmaxs, entmaxs);
if (!BoxesOverlap(clipboxmins, clipboxmaxs, entmins, entmaxs))
continue;
Matrix4x4_CreateTranslate(&entmatrix, origin[0], origin[1], origin[2]);
Matrix4x4_CreateTranslate(&entinversematrix, -origin[0], -origin[1], -origin[2]);
Collision_ClipPointToGenericEntity(&trace, NULL, NULL, NULL, cl.playerstandmins, cl.playerstandmaxs, SUPERCONTENTS_BODY, &entmatrix, &entinversematrix, start, hitsupercontentsmask);
if (cliptrace.realfraction > trace.realfraction && hitnetworkentity)
*hitnetworkentity = i;
Collision_CombineTraces(&cliptrace, &trace, NULL, false);
}
skipnetworkplayers:
;
}
// clip to entities
// because this uses World_EntitiestoBox, we know all entity boxes overlap
// the clip region, so we can skip culling checks in the loop below
// note: if prog is NULL then there won't be any linked entities
numtouchedicts = 0;
if (hitcsqcentities && prog != NULL)
{
numtouchedicts = World_EntitiesInBox(&cl.world, clipboxmins, clipboxmaxs, MAX_EDICTS, touchedicts);
if (numtouchedicts > MAX_EDICTS)
{
// this never happens
Con_Printf("CL_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
numtouchedicts = MAX_EDICTS;
}
}
for (i = 0;i < numtouchedicts;i++)
{
touch = touchedicts[i];
if (PRVM_clientedictfloat(touch, solid) < SOLID_BBOX)
continue;
if (type == MOVE_NOMONSTERS && PRVM_clientedictfloat(touch, solid) != SOLID_BSP)
continue;
if (passedict)
{
// don't clip against self
if (passedict == touch)
continue;
// don't clip owned entities against owner
if (traceowner == touch)
continue;
// don't clip owner against owned entities
if (passedictprog == PRVM_clientedictedict(touch, owner))
continue;
// don't clip points against points (they can't collide)
if (VectorCompare(PRVM_clientedictvector(touch, mins), PRVM_clientedictvector(touch, maxs)) && (type != MOVE_MISSILE || !((int)PRVM_clientedictfloat(touch, flags) & FL_MONSTER)))
continue;
}
bodysupercontents = PRVM_clientedictfloat(touch, solid) == SOLID_CORPSE ? SUPERCONTENTS_CORPSE : SUPERCONTENTS_BODY;
// might interact, so do an exact clip
model = NULL;
if ((int) PRVM_clientedictfloat(touch, solid) == SOLID_BSP || type == MOVE_HITMODEL)
model = CL_GetModelFromEdict(touch);
if (model)
Matrix4x4_CreateFromQuakeEntity(&matrix, PRVM_clientedictvector(touch, origin)[0], PRVM_clientedictvector(touch, origin)[1], PRVM_clientedictvector(touch, origin)[2], PRVM_clientedictvector(touch, angles)[0], PRVM_clientedictvector(touch, angles)[1], PRVM_clientedictvector(touch, angles)[2], 1);
else
Matrix4x4_CreateTranslate(&matrix, PRVM_clientedictvector(touch, origin)[0], PRVM_clientedictvector(touch, origin)[1], PRVM_clientedictvector(touch, origin)[2]);
Matrix4x4_Invert_Simple(&imatrix, &matrix);
VectorCopy(PRVM_clientedictvector(touch, mins), touchmins);
VectorCopy(PRVM_clientedictvector(touch, maxs), touchmaxs);
if ((int)PRVM_clientedictfloat(touch, flags) & FL_MONSTER)
Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipstart, hitsupercontentsmask);
else
Collision_ClipPointToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, hitsupercontentsmask);
if (cliptrace.realfraction > trace.realfraction && hitnetworkentity)
*hitnetworkentity = 0;
Collision_CombineTraces(&cliptrace, &trace, (void *)touch, PRVM_clientedictfloat(touch, solid) == SOLID_BSP);
}
finished:
return cliptrace;
}
/*
==================
CL_TraceLine
==================
*/
#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
trace_t CL_TraceLine(const vec3_t start, const vec3_t pEnd, int type, prvm_edict_t *passedict, int hitsupercontentsmask, qboolean hitnetworkbrushmodels, qboolean hitnetworkplayers, int *hitnetworkentity, qboolean hitcsqcentities, qboolean hitsurfaces)
#else
trace_t CL_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask, qboolean hitnetworkbrushmodels, qboolean hitnetworkplayers, int *hitnetworkentity, qboolean hitcsqcentities, qboolean hitsurfaces)
#endif
{
prvm_prog_t *prog = CLVM_prog;
int i, bodysupercontents;
int passedictprog;
prvm_edict_t *traceowner, *touch;
trace_t trace;
// temporary storage because prvm_vec_t may need conversion
vec3_t touchmins, touchmaxs;
// bounding box of entire move area
vec3_t clipboxmins, clipboxmaxs;
// size when clipping against monsters
vec3_t clipmins2, clipmaxs2;
// start and end origin of move
vec3_t clipstart, clipend;
// trace results
trace_t cliptrace;
// matrices to transform into/out of other entity's space
matrix4x4_t matrix, imatrix;
// model of other entity
dp_model_t *model;
// list of entities to test for collisions
int numtouchedicts;
static prvm_edict_t *touchedicts[MAX_EDICTS];
#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
vec3_t end;
vec_t len = 0;
if (VectorCompare(start, pEnd))
return CL_TracePoint(start, type, passedict, hitsupercontentsmask, hitnetworkbrushmodels, hitnetworkplayers, hitnetworkentity, hitcsqcentities);
if(collision_endposnudge.value > 0)
{
// TRICK: make the trace 1 qu longer!
VectorSubtract(pEnd, start, end);
len = VectorNormalizeLength(end);
VectorMA(pEnd, collision_endposnudge.value, end, end);
}
else
VectorCopy(pEnd, end);
#else
if (VectorCompare(start, end))
return CL_TracePoint(start, type, passedict, hitsupercontentsmask, hitnetworkbrushmodels, hitnetworkplayers, hitnetworkentity, hitcsqcentities);
#endif
if (hitnetworkentity)
*hitnetworkentity = 0;
VectorCopy(start, clipstart);
VectorCopy(end, clipend);
VectorClear(clipmins2);
VectorClear(clipmaxs2);
#if COLLISIONPARANOID >= 3
Con_Printf("move(%f %f %f,%f %f %f)", clipstart[0], clipstart[1], clipstart[2], clipend[0], clipend[1], clipend[2]);
#endif
// clip to world
Collision_ClipLineToWorld(&cliptrace, cl.worldmodel, clipstart, clipend, hitsupercontentsmask, hitsurfaces);
cliptrace.worldstartsolid = cliptrace.bmodelstartsolid = cliptrace.startsolid;
if (cliptrace.startsolid || cliptrace.fraction < 1)
cliptrace.ent = prog ? prog->edicts : NULL;
if (type == MOVE_WORLDONLY)
goto finished;
if (type == MOVE_MISSILE)
{
// LordHavoc: modified this, was = -15, now -= 15
for (i = 0;i < 3;i++)
{
clipmins2[i] -= 15;
clipmaxs2[i] += 15;
}
}
// create the bounding box of the entire move
for (i = 0;i < 3;i++)
{
clipboxmins[i] = min(clipstart[i], cliptrace.endpos[i]) + clipmins2[i] - 1;
clipboxmaxs[i] = max(clipstart[i], cliptrace.endpos[i]) + clipmaxs2[i] + 1;
}
// debug override to test against everything
if (sv_debugmove.integer)
{
clipboxmins[0] = clipboxmins[1] = clipboxmins[2] = -999999999;
clipboxmaxs[0] = clipboxmaxs[1] = clipboxmaxs[2] = 999999999;
}
// if the passedict is world, make it NULL (to avoid two checks each time)
// this checks prog because this function is often called without a CSQC
// VM context
if (prog == NULL || passedict == prog->edicts)
passedict = NULL;
// precalculate prog value for passedict for comparisons
passedictprog = prog != NULL ? PRVM_EDICT_TO_PROG(passedict) : 0;
// precalculate passedict's owner edict pointer for comparisons
traceowner = passedict ? PRVM_PROG_TO_EDICT(PRVM_clientedictedict(passedict, owner)) : NULL;
// collide against network entities
if (hitnetworkbrushmodels)
{
for (i = 0;i < cl.num_brushmodel_entities;i++)
{
entity_render_t *ent = &cl.entities[cl.brushmodel_entities[i]].render;
if (!BoxesOverlap(clipboxmins, clipboxmaxs, ent->mins, ent->maxs))
continue;
Collision_ClipLineToGenericEntity(&trace, ent->model, ent->frameblend, ent->skeleton, vec3_origin, vec3_origin, 0, &ent->matrix, &ent->inversematrix, start, end, hitsupercontentsmask, hitsurfaces);
if (cliptrace.realfraction > trace.realfraction && hitnetworkentity)
*hitnetworkentity = cl.brushmodel_entities[i];
Collision_CombineTraces(&cliptrace, &trace, NULL, true);
}
}
// collide against player entities
if (hitnetworkplayers)
{
vec3_t origin, entmins, entmaxs;
matrix4x4_t entmatrix, entinversematrix;
if(gamemode == GAME_NEXUIZ || gamemode == GAME_XONOTIC)
{
// don't hit network players, if we are a nonsolid player
if(cl.scores[cl.playerentity-1].frags == -666 || cl.scores[cl.playerentity-1].frags == -616)
goto skipnetworkplayers;
}
for (i = 1;i <= cl.maxclients;i++)
{
entity_render_t *ent = &cl.entities[i].render;
// don't hit ourselves
if (i == cl.playerentity)
continue;
// don't hit players that don't exist
if (!cl.scores[i-1].name[0])
continue;
if(gamemode == GAME_NEXUIZ || gamemode == GAME_XONOTIC)
{
// don't hit spectators or nonsolid players
if(cl.scores[i-1].frags == -666 || cl.scores[i-1].frags == -616)
continue;
}
Matrix4x4_OriginFromMatrix(&ent->matrix, origin);
VectorAdd(origin, cl.playerstandmins, entmins);
VectorAdd(origin, cl.playerstandmaxs, entmaxs);
if (!BoxesOverlap(clipboxmins, clipboxmaxs, entmins, entmaxs))
continue;
Matrix4x4_CreateTranslate(&entmatrix, origin[0], origin[1], origin[2]);
Matrix4x4_CreateTranslate(&entinversematrix, -origin[0], -origin[1], -origin[2]);
Collision_ClipLineToGenericEntity(&trace, NULL, NULL, NULL, cl.playerstandmins, cl.playerstandmaxs, SUPERCONTENTS_BODY, &entmatrix, &entinversematrix, start, end, hitsupercontentsmask, hitsurfaces);
if (cliptrace.realfraction > trace.realfraction && hitnetworkentity)
*hitnetworkentity = i;
Collision_CombineTraces(&cliptrace, &trace, NULL, false);
}
skipnetworkplayers:
;
}
// clip to entities
// because this uses World_EntitiestoBox, we know all entity boxes overlap
// the clip region, so we can skip culling checks in the loop below
// note: if prog is NULL then there won't be any linked entities
numtouchedicts = 0;
if (hitcsqcentities && prog != NULL)
{
numtouchedicts = World_EntitiesInBox(&cl.world, clipboxmins, clipboxmaxs, MAX_EDICTS, touchedicts);
if (numtouchedicts > MAX_EDICTS)
{
// this never happens
Con_Printf("CL_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
numtouchedicts = MAX_EDICTS;
}
}
for (i = 0;i < numtouchedicts;i++)
{
touch = touchedicts[i];
if (PRVM_clientedictfloat(touch, solid) < SOLID_BBOX)
continue;
if (type == MOVE_NOMONSTERS && PRVM_clientedictfloat(touch, solid) != SOLID_BSP)
continue;
if (passedict)
{
// don't clip against self
if (passedict == touch)
continue;
// don't clip owned entities against owner
if (traceowner == touch)
continue;
// don't clip owner against owned entities
if (passedictprog == PRVM_clientedictedict(touch, owner))
continue;
// don't clip points against points (they can't collide)
if (VectorCompare(PRVM_clientedictvector(touch, mins), PRVM_clientedictvector(touch, maxs)) && (type != MOVE_MISSILE || !((int)PRVM_clientedictfloat(touch, flags) & FL_MONSTER)))
continue;
}
bodysupercontents = PRVM_clientedictfloat(touch, solid) == SOLID_CORPSE ? SUPERCONTENTS_CORPSE : SUPERCONTENTS_BODY;
// might interact, so do an exact clip
model = NULL;
if ((int) PRVM_clientedictfloat(touch, solid) == SOLID_BSP || type == MOVE_HITMODEL)
model = CL_GetModelFromEdict(touch);
if (model)
Matrix4x4_CreateFromQuakeEntity(&matrix, PRVM_clientedictvector(touch, origin)[0], PRVM_clientedictvector(touch, origin)[1], PRVM_clientedictvector(touch, origin)[2], PRVM_clientedictvector(touch, angles)[0], PRVM_clientedictvector(touch, angles)[1], PRVM_clientedictvector(touch, angles)[2], 1);
else
Matrix4x4_CreateTranslate(&matrix, PRVM_clientedictvector(touch, origin)[0], PRVM_clientedictvector(touch, origin)[1], PRVM_clientedictvector(touch, origin)[2]);
Matrix4x4_Invert_Simple(&imatrix, &matrix);
VectorCopy(PRVM_clientedictvector(touch, mins), touchmins);
VectorCopy(PRVM_clientedictvector(touch, maxs), touchmaxs);
if (type == MOVE_MISSILE && (int)PRVM_clientedictfloat(touch, flags) & FL_MONSTER)
Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipend, hitsupercontentsmask);
else
Collision_ClipLineToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipend, hitsupercontentsmask, hitsurfaces);
if (cliptrace.realfraction > trace.realfraction && hitnetworkentity)
*hitnetworkentity = 0;
Collision_CombineTraces(&cliptrace, &trace, (void *)touch, PRVM_clientedictfloat(touch, solid) == SOLID_BSP);
}
finished:
#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
if(!VectorCompare(start, pEnd) && collision_endposnudge.value > 0)
Collision_ShortenTrace(&cliptrace, len / (len + collision_endposnudge.value), pEnd);
#endif
return cliptrace;
}
/*
==================
CL_Move
==================
*/
#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
trace_t CL_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t pEnd, int type, prvm_edict_t *passedict, int hitsupercontentsmask, qboolean hitnetworkbrushmodels, qboolean hitnetworkplayers, int *hitnetworkentity, qboolean hitcsqcentities)
#else
trace_t CL_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, qboolean hitnetworkbrushmodels, qboolean hitnetworkplayers, int *hitnetworkentity, qboolean hitcsqcentities)
#endif
{
prvm_prog_t *prog = CLVM_prog;
vec3_t hullmins, hullmaxs;
int i, bodysupercontents;
int passedictprog;
qboolean pointtrace;
prvm_edict_t *traceowner, *touch;
trace_t trace;
// temporary storage because prvm_vec_t may need conversion
vec3_t touchmins, touchmaxs;
// bounding box of entire move area
vec3_t clipboxmins, clipboxmaxs;
// size of the moving object
vec3_t clipmins, clipmaxs;
// size when clipping against monsters
vec3_t clipmins2, clipmaxs2;
// start and end origin of move
vec3_t clipstart, clipend;
// trace results
trace_t cliptrace;
// matrices to transform into/out of other entity's space
matrix4x4_t matrix, imatrix;
// model of other entity
dp_model_t *model;
// list of entities to test for collisions
int numtouchedicts;
static prvm_edict_t *touchedicts[MAX_EDICTS];
#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
vec3_t end;
vec_t len = 0;
if (VectorCompare(mins, maxs))
{
vec3_t shiftstart, shiftend;
VectorAdd(start, mins, shiftstart);
VectorAdd(pEnd, mins, shiftend);
if (VectorCompare(start, pEnd))
trace = CL_TracePoint(shiftstart, type, passedict, hitsupercontentsmask, hitnetworkbrushmodels, hitnetworkplayers, hitnetworkentity, hitcsqcentities);
else
trace = CL_TraceLine(shiftstart, shiftend, type, passedict, hitsupercontentsmask, hitnetworkbrushmodels, hitnetworkplayers, hitnetworkentity, hitcsqcentities, false);
VectorSubtract(trace.endpos, mins, trace.endpos);
return trace;
}
if(!VectorCompare(start, pEnd) && collision_endposnudge.value > 0)
{
// TRICK: make the trace 1 qu longer!
VectorSubtract(pEnd, start, end);
len = VectorNormalizeLength(end);
VectorMA(pEnd, collision_endposnudge.value, end, end);
}
else
VectorCopy(pEnd, end);
#else
if (VectorCompare(mins, maxs))
{
vec3_t shiftstart, shiftend;
VectorAdd(start, mins, shiftstart);
VectorAdd(end, mins, shiftend);
if (VectorCompare(start, end))
trace = CL_TracePoint(shiftstart, type, passedict, hitsupercontentsmask, hitnetworkbrushmodels, hitnetworkplayers, hitnetworkentity, hitcsqcentities);
else
trace = CL_TraceLine(shiftstart, shiftend, type, passedict, hitsupercontentsmask, hitnetworkbrushmodels, hitnetworkplayers, hitnetworkentity, hitcsqcentities, false);
VectorSubtract(trace.endpos, mins, trace.endpos);
return trace;
}
#endif
if (hitnetworkentity)
*hitnetworkentity = 0;
VectorCopy(start, clipstart);
VectorCopy(end, clipend);
VectorCopy(mins, clipmins);
VectorCopy(maxs, clipmaxs);
VectorCopy(mins, clipmins2);
VectorCopy(maxs, clipmaxs2);
#if COLLISIONPARANOID >= 3
Con_Printf("move(%f %f %f,%f %f %f)", clipstart[0], clipstart[1], clipstart[2], clipend[0], clipend[1], clipend[2]);
#endif
// clip to world
Collision_ClipToWorld(&cliptrace, cl.worldmodel, clipstart, clipmins, clipmaxs, clipend, hitsupercontentsmask);
cliptrace.worldstartsolid = cliptrace.bmodelstartsolid = cliptrace.startsolid;
if (cliptrace.startsolid || cliptrace.fraction < 1)
cliptrace.ent = prog ? prog->edicts : NULL;
if (type == MOVE_WORLDONLY)
goto finished;
if (type == MOVE_MISSILE)
{
// LordHavoc: modified this, was = -15, now -= 15
for (i = 0;i < 3;i++)
{
clipmins2[i] -= 15;
clipmaxs2[i] += 15;
}
}
// get adjusted box for bmodel collisions if the world is q1bsp or hlbsp
if (cl.worldmodel && cl.worldmodel->brush.RoundUpToHullSize)
cl.worldmodel->brush.RoundUpToHullSize(cl.worldmodel, clipmins, clipmaxs, hullmins, hullmaxs);
else
{
VectorCopy(clipmins, hullmins);
VectorCopy(clipmaxs, hullmaxs);
}
// create the bounding box of the entire move
for (i = 0;i < 3;i++)
{
clipboxmins[i] = min(clipstart[i], cliptrace.endpos[i]) + min(hullmins[i], clipmins2[i]) - 1;
clipboxmaxs[i] = max(clipstart[i], cliptrace.endpos[i]) + max(hullmaxs[i], clipmaxs2[i]) + 1;
}
// debug override to test against everything
if (sv_debugmove.integer)
{
clipboxmins[0] = clipboxmins[1] = clipboxmins[2] = -999999999;
clipboxmaxs[0] = clipboxmaxs[1] = clipboxmaxs[2] = 999999999;
}
// if the passedict is world, make it NULL (to avoid two checks each time)
// this checks prog because this function is often called without a CSQC
// VM context
if (prog == NULL || passedict == prog->edicts)
passedict = NULL;
// precalculate prog value for passedict for comparisons
passedictprog = prog != NULL ? PRVM_EDICT_TO_PROG(passedict) : 0;
// figure out whether this is a point trace for comparisons
pointtrace = VectorCompare(clipmins, clipmaxs);
// precalculate passedict's owner edict pointer for comparisons
traceowner = passedict ? PRVM_PROG_TO_EDICT(PRVM_clientedictedict(passedict, owner)) : NULL;
// collide against network entities
if (hitnetworkbrushmodels)
{
for (i = 0;i < cl.num_brushmodel_entities;i++)
{
entity_render_t *ent = &cl.entities[cl.brushmodel_entities[i]].render;
if (!BoxesOverlap(clipboxmins, clipboxmaxs, ent->mins, ent->maxs))
continue;
Collision_ClipToGenericEntity(&trace, ent->model, ent->frameblend, ent->skeleton, vec3_origin, vec3_origin, 0, &ent->matrix, &ent->inversematrix, start, mins, maxs, end, hitsupercontentsmask);
if (cliptrace.realfraction > trace.realfraction && hitnetworkentity)
*hitnetworkentity = cl.brushmodel_entities[i];
Collision_CombineTraces(&cliptrace, &trace, NULL, true);
}
}
// collide against player entities
if (hitnetworkplayers)
{
vec3_t origin, entmins, entmaxs;
matrix4x4_t entmatrix, entinversematrix;
if(gamemode == GAME_NEXUIZ || gamemode == GAME_XONOTIC)
{
// don't hit network players, if we are a nonsolid player
if(cl.scores[cl.playerentity-1].frags == -666 || cl.scores[cl.playerentity-1].frags == -616)
goto skipnetworkplayers;
}
for (i = 1;i <= cl.maxclients;i++)
{
entity_render_t *ent = &cl.entities[i].render;
// don't hit ourselves
if (i == cl.playerentity)
continue;
// don't hit players that don't exist
if (!cl.scores[i-1].name[0])
continue;
if(gamemode == GAME_NEXUIZ || gamemode == GAME_XONOTIC)
{
// don't hit spectators or nonsolid players
if(cl.scores[i-1].frags == -666 || cl.scores[i-1].frags == -616)
continue;
}
Matrix4x4_OriginFromMatrix(&ent->matrix, origin);
VectorAdd(origin, cl.playerstandmins, entmins);
VectorAdd(origin, cl.playerstandmaxs, entmaxs);
if (!BoxesOverlap(clipboxmins, clipboxmaxs, entmins, entmaxs))
continue;
Matrix4x4_CreateTranslate(&entmatrix, origin[0], origin[1], origin[2]);
Matrix4x4_CreateTranslate(&entinversematrix, -origin[0], -origin[1], -origin[2]);
Collision_ClipToGenericEntity(&trace, NULL, NULL, NULL, cl.playerstandmins, cl.playerstandmaxs, SUPERCONTENTS_BODY, &entmatrix, &entinversematrix, start, mins, maxs, end, hitsupercontentsmask);
if (cliptrace.realfraction > trace.realfraction && hitnetworkentity)
*hitnetworkentity = i;
Collision_CombineTraces(&cliptrace, &trace, NULL, false);
}
skipnetworkplayers:
;
}
// clip to entities
// because this uses World_EntitiestoBox, we know all entity boxes overlap
// the clip region, so we can skip culling checks in the loop below
// note: if prog is NULL then there won't be any linked entities
numtouchedicts = 0;
if (hitcsqcentities && prog != NULL)
{
numtouchedicts = World_EntitiesInBox(&cl.world, clipboxmins, clipboxmaxs, MAX_EDICTS, touchedicts);
if (numtouchedicts > MAX_EDICTS)
{
// this never happens
Con_Printf("CL_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
numtouchedicts = MAX_EDICTS;
}
}
for (i = 0;i < numtouchedicts;i++)
{
touch = touchedicts[i];
if (PRVM_clientedictfloat(touch, solid) < SOLID_BBOX)
continue;
if (type == MOVE_NOMONSTERS && PRVM_clientedictfloat(touch, solid) != SOLID_BSP)
continue;
if (passedict)
{
// don't clip against self
if (passedict == touch)
continue;
// don't clip owned entities against owner
if (traceowner == touch)
continue;
// don't clip owner against owned entities
if (passedictprog == PRVM_clientedictedict(touch, owner))
continue;
// don't clip points against points (they can't collide)
if (pointtrace && VectorCompare(PRVM_clientedictvector(touch, mins), PRVM_clientedictvector(touch, maxs)) && (type != MOVE_MISSILE || !((int)PRVM_clientedictfloat(touch, flags) & FL_MONSTER)))
continue;
}
bodysupercontents = PRVM_clientedictfloat(touch, solid) == SOLID_CORPSE ? SUPERCONTENTS_CORPSE : SUPERCONTENTS_BODY;
// might interact, so do an exact clip
model = NULL;
if ((int) PRVM_clientedictfloat(touch, solid) == SOLID_BSP || type == MOVE_HITMODEL)
model = CL_GetModelFromEdict(touch);
if (model)
Matrix4x4_CreateFromQuakeEntity(&matrix, PRVM_clientedictvector(touch, origin)[0], PRVM_clientedictvector(touch, origin)[1], PRVM_clientedictvector(touch, origin)[2], PRVM_clientedictvector(touch, angles)[0], PRVM_clientedictvector(touch, angles)[1], PRVM_clientedictvector(touch, angles)[2], 1);
else
Matrix4x4_CreateTranslate(&matrix, PRVM_clientedictvector(touch, origin)[0], PRVM_clientedictvector(touch, origin)[1], PRVM_clientedictvector(touch, origin)[2]);
Matrix4x4_Invert_Simple(&imatrix, &matrix);
VectorCopy(PRVM_clientedictvector(touch, mins), touchmins);
VectorCopy(PRVM_clientedictvector(touch, maxs), touchmaxs);
if ((int)PRVM_clientedictfloat(touch, flags) & FL_MONSTER)
Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipend, hitsupercontentsmask);
else
Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins, clipmaxs, clipend, hitsupercontentsmask);
if (cliptrace.realfraction > trace.realfraction && hitnetworkentity)
*hitnetworkentity = 0;
Collision_CombineTraces(&cliptrace, &trace, (void *)touch, PRVM_clientedictfloat(touch, solid) == SOLID_BSP);
}
finished:
#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
if(!VectorCompare(start, pEnd) && collision_endposnudge.value > 0)
Collision_ShortenTrace(&cliptrace, len / (len + collision_endposnudge.value), pEnd);
#endif
return cliptrace;
}
/*
==================
CL_Cache_TraceLine
==================
*/
#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
trace_t CL_Cache_TraceLineSurfaces(const vec3_t start, const vec3_t pEnd, int type, int hitsupercontentsmask)
#else
trace_t CL_Cache_TraceLineSurfaces(const vec3_t start, const vec3_t end, int type, int hitsupercontentsmask)
#endif
{
prvm_prog_t *prog = CLVM_prog;
int i;
prvm_edict_t *touch;
trace_t trace;
// bounding box of entire move area
vec3_t clipboxmins, clipboxmaxs;
// start and end origin of move
vec3_t clipstart, clipend;
// trace results
trace_t cliptrace;
// matrices to transform into/out of other entity's space
matrix4x4_t matrix, imatrix;
// model of other entity
dp_model_t *model;
// list of entities to test for collisions
int numtouchedicts;
static prvm_edict_t *touchedicts[MAX_EDICTS];
#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
vec3_t end;
vec_t len = 0;
if(collision_endposnudge.value > 0 && !VectorCompare(start, pEnd))
{
// TRICK: make the trace 1 qu longer!
VectorSubtract(pEnd, start, end);
len = VectorNormalizeLength(end);
VectorMA(pEnd, collision_endposnudge.value, end, end);
}
else
VectorCopy(pEnd, end);
#endif
VectorCopy(start, clipstart);
VectorCopy(end, clipend);
#if COLLISIONPARANOID >= 3
Con_Printf("move(%f %f %f,%f %f %f)", clipstart[0], clipstart[1], clipstart[2], clipend[0], clipend[1], clipend[2]);
#endif
// clip to world
Collision_Cache_ClipLineToWorldSurfaces(&cliptrace, cl.worldmodel, clipstart, clipend, hitsupercontentsmask);
cliptrace.worldstartsolid = cliptrace.bmodelstartsolid = cliptrace.startsolid;
if (cliptrace.startsolid || cliptrace.fraction < 1)
cliptrace.ent = prog ? prog->edicts : NULL;
if (type == MOVE_WORLDONLY)
goto finished;
// create the bounding box of the entire move
for (i = 0;i < 3;i++)
{
clipboxmins[i] = min(clipstart[i], cliptrace.endpos[i]) - 1;
clipboxmaxs[i] = max(clipstart[i], cliptrace.endpos[i]) + 1;
}
// if the passedict is world, make it NULL (to avoid two checks each time)
// this checks prog because this function is often called without a CSQC
// VM context
// collide against network entities
for (i = 0;i < cl.num_brushmodel_entities;i++)
{
entity_render_t *ent = &cl.entities[cl.brushmodel_entities[i]].render;
if (!BoxesOverlap(clipboxmins, clipboxmaxs, ent->mins, ent->maxs))
continue;
Collision_Cache_ClipLineToGenericEntitySurfaces(&trace, ent->model, &ent->matrix, &ent->inversematrix, start, end, hitsupercontentsmask);
Collision_CombineTraces(&cliptrace, &trace, NULL, true);
}
// clip to entities
// because this uses World_EntitiestoBox, we know all entity boxes overlap
// the clip region, so we can skip culling checks in the loop below
// note: if prog is NULL then there won't be any linked entities
numtouchedicts = 0;
if (prog != NULL)
{
numtouchedicts = World_EntitiesInBox(&cl.world, clipboxmins, clipboxmaxs, MAX_EDICTS, touchedicts);
if (numtouchedicts > MAX_EDICTS)
{
// this never happens
Con_Printf("CL_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
numtouchedicts = MAX_EDICTS;
}
}
for (i = 0;i < numtouchedicts;i++)
{
touch = touchedicts[i];
// might interact, so do an exact clip
// only hit entity models, not collision shapes
model = CL_GetModelFromEdict(touch);
if (!model)
continue;
// animated models are too slow to collide against and can't be cached
if (touch->priv.server->frameblend || touch->priv.server->skeleton.relativetransforms)
continue;
if (type == MOVE_NOMONSTERS && PRVM_clientedictfloat(touch, solid) != SOLID_BSP)
continue;
Matrix4x4_CreateFromQuakeEntity(&matrix, PRVM_clientedictvector(touch, origin)[0], PRVM_clientedictvector(touch, origin)[1], PRVM_clientedictvector(touch, origin)[2], PRVM_clientedictvector(touch, angles)[0], PRVM_clientedictvector(touch, angles)[1], PRVM_clientedictvector(touch, angles)[2], 1);
Matrix4x4_Invert_Simple(&imatrix, &matrix);
Collision_Cache_ClipLineToGenericEntitySurfaces(&trace, model, &matrix, &imatrix, clipstart, clipend, hitsupercontentsmask);
Collision_CombineTraces(&cliptrace, &trace, (void *)touch, PRVM_clientedictfloat(touch, solid) == SOLID_BSP);
}
finished:
#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
if(!VectorCompare(start, pEnd) && collision_endposnudge.value > 0)
Collision_ShortenTrace(&cliptrace, len / (len + collision_endposnudge.value), pEnd);
#endif
return cliptrace;
}
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