*/
-cvar_t sv_useareanodes = {CVAR_NOTIFY, "sv_useareanodes", "1"};
+cvar_t sv_debugmove = {CVAR_NOTIFY, "sv_debugmove", "0"};
cvar_t sv_polygoncollisions = {CVAR_NOTIFY, "sv_polygoncollisions", "0"};
+cvar_t sv_areagrid_mingridsize = {CVAR_NOTIFY, "sv_areagrid_mingridsize", "64"};
+
+void SV_AreaStats_f(void);
void SV_World_Init(void)
{
- Cvar_RegisterVariable(&sv_useareanodes);
+ Cvar_RegisterVariable(&sv_debugmove);
Cvar_RegisterVariable(&sv_polygoncollisions);
+ Cvar_RegisterVariable(&sv_areagrid_mingridsize);
+ Cmd_AddCommand("sv_areastats", SV_AreaStats_f);
Collision_Init();
}
}
moveclip_t;
-//#define EDICT_FROM_AREA(l) ((edict_t *)((qbyte *)l - (int)&(((edict_t *)0)->area)))
-#define EDICT_FROM_AREA(l) ((edict_t *)l->entity)
-
//============================================================================
// ClearLink is used for new headnodes
-void ClearLink (link_t *l)
+static void ClearLink (link_t *l)
{
- l->entity = NULL;
+ l->entitynumber = 0;
l->prev = l->next = l;
}
-void RemoveLink (link_t *l)
+static void RemoveLink (link_t *l)
{
l->next->prev = l->prev;
l->prev->next = l->next;
}
-void InsertLinkBefore (link_t *l, link_t *before, void *ent)
+static void InsertLinkBefore (link_t *l, link_t *before, int entitynumber)
{
- l->entity = ent;
+ l->entitynumber = entitynumber;
l->next = before;
l->prev = before->prev;
l->prev->next = l;
l->next->prev = l;
}
-void InsertLinkAfter (link_t *l, link_t *after)
-{
- l->next = after->next;
- l->prev = after;
- l->prev->next = l;
- l->next->prev = l;
-}
-
/*
===============================================================================
===============================================================================
*/
-typedef struct areanode_s
-{
- // -1 = leaf node
- int axis;
- float dist;
- struct areanode_s *children[2];
- link_t trigger_edicts;
- link_t solid_edicts;
-}
-areanode_t;
-
-#define AREA_DEPTH 1
-#define AREA_NODES (1 << (AREA_DEPTH + 1))
-
-static areanode_t sv_areanodes[AREA_NODES];
-static int sv_numareanodes;
-
-/*
-===============
-SV_CreateAreaNode
+int sv_areagrid_stats_calls = 0;
+int sv_areagrid_stats_nodechecks = 0;
+int sv_areagrid_stats_entitychecks = 0;
-===============
-*/
-areanode_t *SV_CreateAreaNode (int depth, vec3_t mins, vec3_t maxs)
+void SV_AreaStats_f(void)
{
- areanode_t *anode;
- vec3_t size, mins1, maxs1, mins2, maxs2;
-
- anode = &sv_areanodes[sv_numareanodes];
- sv_numareanodes++;
-
- ClearLink (&anode->trigger_edicts);
- ClearLink (&anode->solid_edicts);
-
- if (depth == AREA_DEPTH)
- {
- anode->axis = -1;
- anode->children[0] = anode->children[1] = NULL;
- return anode;
- }
-
- VectorSubtract (maxs, mins, size);
- if (size[0] > size[1])
- anode->axis = 0;
- else
- anode->axis = 1;
-
- anode->dist = 0.5 * (maxs[anode->axis] + mins[anode->axis]);
- VectorCopy (mins, mins1);
- VectorCopy (mins, mins2);
- VectorCopy (maxs, maxs1);
- VectorCopy (maxs, maxs2);
-
- maxs1[anode->axis] = mins2[anode->axis] = anode->dist;
-
- anode->children[0] = SV_CreateAreaNode (depth+1, mins2, maxs2);
- anode->children[1] = SV_CreateAreaNode (depth+1, mins1, maxs1);
-
- return anode;
+ 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);
+ sv_areagrid_stats_calls = 0;
+ sv_areagrid_stats_nodechecks = 0;
+ sv_areagrid_stats_entitychecks = 0;
}
typedef struct areagrid_s
}
areagrid_t;
-#define AREA_GRID 16
+#define AREA_GRID 512
#define AREA_GRIDNODES (AREA_GRID * AREA_GRID)
-static areagrid_t sv_areagrid[AREA_GRIDNODES];
-static vec3_t sv_areagridbias, sv_areagridscale;
+static areagrid_t sv_areagrid[AREA_GRIDNODES], sv_areagrid_outside;
+static vec3_t sv_areagrid_bias, sv_areagrid_scale, sv_areagrid_mins, sv_areagrid_maxs, sv_areagrid_size;
+static int sv_areagrid_marknumber = 1;
void SV_CreateAreaGrid (vec3_t mins, vec3_t maxs)
{
int i;
- VectorNegate(mins, sv_areagridbias);
- sv_areagridscale[0] = AREA_GRID / (maxs[0] + sv_areagridbias[0]);
- sv_areagridscale[1] = AREA_GRID / (maxs[1] + sv_areagridbias[1]);
- sv_areagridscale[2] = AREA_GRID / (maxs[2] + sv_areagridbias[2]);
+ ClearLink (&sv_areagrid_outside.trigger_edicts);
+ ClearLink (&sv_areagrid_outside.solid_edicts);
+ // choose either the world box size, or a larger box to ensure the grid isn't too fine
+ sv_areagrid_size[0] = max(maxs[0] - mins[0], AREA_GRID * sv_areagrid_mingridsize.value);
+ sv_areagrid_size[1] = max(maxs[1] - mins[1], AREA_GRID * sv_areagrid_mingridsize.value);
+ sv_areagrid_size[2] = max(maxs[2] - mins[2], AREA_GRID * sv_areagrid_mingridsize.value);
+ // figure out the corners of such a box, centered at the center of the world box
+ sv_areagrid_mins[0] = (mins[0] + maxs[0] - sv_areagrid_size[0]) * 0.5f;
+ sv_areagrid_mins[1] = (mins[1] + maxs[1] - sv_areagrid_size[1]) * 0.5f;
+ sv_areagrid_mins[2] = (mins[2] + maxs[2] - sv_areagrid_size[2]) * 0.5f;
+ sv_areagrid_maxs[0] = (mins[0] + maxs[0] + sv_areagrid_size[0]) * 0.5f;
+ sv_areagrid_maxs[1] = (mins[1] + maxs[1] + sv_areagrid_size[1]) * 0.5f;
+ sv_areagrid_maxs[2] = (mins[2] + maxs[2] + sv_areagrid_size[2]) * 0.5f;
+ // now calculate the actual useful info from that
+ VectorNegate(sv_areagrid_mins, sv_areagrid_bias);
+ sv_areagrid_scale[0] = AREA_GRID / sv_areagrid_size[0];
+ sv_areagrid_scale[1] = AREA_GRID / sv_areagrid_size[1];
+ sv_areagrid_scale[2] = AREA_GRID / sv_areagrid_size[2];
for (i = 0;i < AREA_GRIDNODES;i++)
{
ClearLink (&sv_areagrid[i].trigger_edicts);
ClearLink (&sv_areagrid[i].solid_edicts);
}
+ 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);
}
/*
*/
void SV_ClearWorld (void)
{
- memset(sv_areanodes, 0, sizeof(sv_areanodes));
- sv_numareanodes = 0;
Mod_CheckLoaded(sv.worldmodel);
- SV_CreateAreaNode(0, sv.worldmodel->normalmins, sv.worldmodel->normalmaxs);
SV_CreateAreaGrid(sv.worldmodel->normalmins, sv.worldmodel->normalmaxs);
}
int i;
for (i = 0;i < ENTITYGRIDAREAS;i++)
{
- if (ent->areagrid[i].prev)
+ if (ent->e->areagrid[i].prev)
{
- RemoveLink (&ent->areagrid[i]);
- ent->areagrid[i].prev = ent->areagrid[i].next = NULL;
+ RemoveLink (&ent->e->areagrid[i]);
+ ent->e->areagrid[i].prev = ent->e->areagrid[i].next = NULL;
}
}
- if (ent->area.prev)
- {
- RemoveLink (&ent->area);
- ent->area.prev = ent->area.next = NULL;
- }
}
-/*
-====================
-SV_TouchAreaNodes
-====================
-*/
-void SV_TouchAreaNodes ( edict_t *ent, areanode_t *node )
+void SV_TouchAreaGrid(edict_t *ent)
{
link_t *l, *next;
edict_t *touch;
- int old_self, old_other;
+ areagrid_t *grid;
+ int old_self, old_other, igrid[3], igridmins[3], igridmaxs[3];
-loc0:
-// touch linked edicts
- for (l = node->trigger_edicts.next ; l != &node->trigger_edicts ; l = next)
+ sv_areagrid_marknumber++;
+ igridmins[0] = (int) ((ent->v->absmin[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]);
+ igridmins[1] = (int) ((ent->v->absmin[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]);
+ //igridmins[2] = (int) ((ent->v->absmin[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]);
+ igridmaxs[0] = (int) ((ent->v->absmax[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]) + 1;
+ igridmaxs[1] = (int) ((ent->v->absmax[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]) + 1;
+ //igridmaxs[2] = (int) ((ent->v->absmax[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]) + 1;
+ igridmins[0] = max(0, igridmins[0]);
+ igridmins[1] = max(0, igridmins[1]);
+ //igridmins[2] = max(0, igridmins[2]);
+ igridmaxs[0] = min(AREA_GRID, igridmaxs[0]);
+ igridmaxs[1] = min(AREA_GRID, igridmaxs[1]);
+ //igridmaxs[2] = min(AREA_GRID, igridmaxs[2]);
+
+ for (l = sv_areagrid_outside.trigger_edicts.next;l != &sv_areagrid_outside.trigger_edicts;l = next)
{
next = l->next;
- touch = EDICT_FROM_AREA(l);
- if (touch == ent)
- continue;
- if (!touch->v->touch || touch->v->solid != SOLID_TRIGGER)
- continue;
+ touch = EDICT_NUM(l->entitynumber);
if (ent->v->absmin[0] > touch->v->absmax[0]
- || ent->v->absmin[1] > touch->v->absmax[1]
- || ent->v->absmin[2] > touch->v->absmax[2]
|| ent->v->absmax[0] < touch->v->absmin[0]
+ || ent->v->absmin[1] > touch->v->absmax[1]
|| ent->v->absmax[1] < touch->v->absmin[1]
+ || ent->v->absmin[2] > touch->v->absmax[2]
|| ent->v->absmax[2] < touch->v->absmin[2])
continue;
+ if (touch == ent)
+ continue;
+ if (!touch->v->touch || touch->v->solid != SOLID_TRIGGER)
+ continue;
old_self = pr_global_struct->self;
old_other = pr_global_struct->other;
pr_global_struct->other = old_other;
}
-// recurse down both sides
- if (node->axis == -1)
- return;
-
- if (ent->v->absmax[node->axis] > node->dist)
- {
- if (ent->v->absmin[node->axis] < node->dist)
- SV_TouchAreaNodes(ent, node->children[1]); // order reversed to reduce code
- node = node->children[0];
- goto loc0;
- }
- else
- {
- if (ent->v->absmin[node->axis] < node->dist)
- {
- node = node->children[1];
- goto loc0;
- }
- }
-}
-
-void SV_TouchAreaGrid(edict_t *ent, areanode_t *node)
-{
- link_t *l, *next;
- edict_t *touch;
- areagrid_t *grid;
- int old_self, old_other, igrid[3], igridmins[3], igridmaxs[3];
-
- igridmins[0] = (int) ((ent->v->absmin[0] + sv_areagridbias[0]) * sv_areagridscale[0]);
- igridmins[1] = (int) ((ent->v->absmin[1] + sv_areagridbias[1]) * sv_areagridscale[1]);
- //igridmins[2] = (int) ((ent->v->absmin[2] + sv_areagridbias[2]) * sv_areagridscale[2]);
- igridmaxs[0] = (int) ((ent->v->absmax[0] + sv_areagridbias[0]) * sv_areagridscale[0]) + 1;
- igridmaxs[1] = (int) ((ent->v->absmax[1] + sv_areagridbias[1]) * sv_areagridscale[1]) + 1;
- //igridmaxs[2] = (int) ((ent->v->absmax[2] + sv_areagridbias[2]) * sv_areagridscale[2]) + 1;
- igridmins[0] = max(0, igridmins[0]);
- igridmins[1] = max(0, igridmins[1]);
- //igridmins[2] = max(0, igridmins[2]);
- igridmaxs[0] = min(AREA_GRID, igridmaxs[0]);
- igridmaxs[1] = min(AREA_GRID, igridmaxs[1]);
- //igridmaxs[2] = min(AREA_GRID, igridmaxs[2]);
-
for (igrid[1] = igridmins[1];igrid[1] < igridmaxs[1];igrid[1]++)
{
grid = sv_areagrid + igrid[1] * AREA_GRID + igridmins[0];
for (l = grid->trigger_edicts.next;l != &grid->trigger_edicts;l = next)
{
next = l->next;
- touch = EDICT_FROM_AREA(l);
- if (touch == ent)
- continue;
- if (!touch->v->touch || touch->v->solid != SOLID_TRIGGER)
+ touch = EDICT_NUM(l->entitynumber);
+ if (touch->e->areagridmarknumber == sv_areagrid_marknumber)
continue;
+ touch->e->areagridmarknumber = sv_areagrid_marknumber;
if (ent->v->absmin[0] > touch->v->absmax[0]
- || ent->v->absmin[1] > touch->v->absmax[1]
- || ent->v->absmin[2] > touch->v->absmax[2]
|| ent->v->absmax[0] < touch->v->absmin[0]
+ || ent->v->absmin[1] > touch->v->absmax[1]
|| ent->v->absmax[1] < touch->v->absmin[1]
+ || ent->v->absmin[2] > touch->v->absmax[2]
|| ent->v->absmax[2] < touch->v->absmin[2])
continue;
+ // LordHavoc: id bug that won't be fixed: triggers do not ignore their owner like solid objects do
+ if (touch == ent)
+ continue;
+ if (!touch->v->touch || touch->v->solid != SOLID_TRIGGER)
+ continue;
old_self = pr_global_struct->self;
old_other = pr_global_struct->other;
}
}
-void SV_LinkEdict_AreaNode(edict_t *ent)
+void SV_LinkEdict_AreaGrid(edict_t *ent)
{
- areanode_t *node;
- // find the first node that the ent's box crosses
- node = sv_areanodes;
- while (1)
- {
- if (node->axis == -1)
- break;
- if (ent->v->absmin[node->axis] > node->dist)
- node = node->children[0];
- else if (ent->v->absmax[node->axis] < node->dist)
- node = node->children[1];
- else
- break; // crosses the node
- }
-
- // link it in
+ areagrid_t *grid;
+ int igrid[3], igridmins[3], igridmaxs[3], gridnum, entitynumber = NUM_FOR_EDICT(ent);
- if (ent->v->solid == SOLID_TRIGGER)
- InsertLinkBefore (&ent->area, &node->trigger_edicts, ent);
- else
- InsertLinkBefore (&ent->area, &node->solid_edicts, ent);
-}
+ if (entitynumber <= 0 || entitynumber >= sv.max_edicts || EDICT_NUM(entitynumber) != ent)
+ Host_Error("SV_LinkEdict_AreaGrid: invalid edict %p (sv.edicts is %p, edict compared to sv.edicts is %i)\n", ent, sv.edicts, entitynumber);
-int SV_LinkEdict_AreaGrid(edict_t *ent)
-{
- areagrid_t *grid;
- int igrid[3], igridmins[3], igridmaxs[3], gridnum;
-
- igridmins[0] = (int) ((ent->v->absmin[0] + sv_areagridbias[0]) * sv_areagridscale[0]);
- igridmins[1] = (int) ((ent->v->absmin[1] + sv_areagridbias[1]) * sv_areagridscale[1]);
- //igridmins[2] = (int) ((ent->v->absmin[2] + sv_areagridbias[2]) * sv_areagridscale[2]);
- igridmaxs[0] = (int) ((ent->v->absmax[0] + sv_areagridbias[0]) * sv_areagridscale[0]) + 1;
- igridmaxs[1] = (int) ((ent->v->absmax[1] + sv_areagridbias[1]) * sv_areagridscale[1]) + 1;
- //igridmaxs[2] = (int) ((ent->v->absmax[2] + sv_areagridbias[2]) * sv_areagridscale[2]) + 1;
+ igridmins[0] = (int) ((ent->v->absmin[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]);
+ igridmins[1] = (int) ((ent->v->absmin[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]);
+ //igridmins[2] = (int) ((ent->v->absmin[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]);
+ igridmaxs[0] = (int) ((ent->v->absmax[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]) + 1;
+ igridmaxs[1] = (int) ((ent->v->absmax[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]) + 1;
+ //igridmaxs[2] = (int) ((ent->v->absmax[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]) + 1;
if (igridmins[0] < 0 || igridmaxs[0] > AREA_GRID || igridmins[1] < 0 || igridmaxs[1] > AREA_GRID || ((igridmaxs[0] - igridmins[0]) * (igridmaxs[1] - igridmins[1])) > ENTITYGRIDAREAS)
- return false;
+ {
+ // wow, something outside the grid, store it as such
+ if (ent->v->solid == SOLID_TRIGGER)
+ InsertLinkBefore (&ent->e->areagrid[0], &sv_areagrid_outside.trigger_edicts, entitynumber);
+ else
+ InsertLinkBefore (&ent->e->areagrid[0], &sv_areagrid_outside.solid_edicts, entitynumber);
+ return;
+ }
gridnum = 0;
for (igrid[1] = igridmins[1];igrid[1] < igridmaxs[1];igrid[1]++)
for (igrid[0] = igridmins[0];igrid[0] < igridmaxs[0];igrid[0]++, grid++, gridnum++)
{
if (ent->v->solid == SOLID_TRIGGER)
- InsertLinkBefore (&ent->areagrid[gridnum], &grid->trigger_edicts, ent);
+ InsertLinkBefore (&ent->e->areagrid[gridnum], &grid->trigger_edicts, entitynumber);
else
- InsertLinkBefore (&ent->areagrid[gridnum], &grid->solid_edicts, ent);
+ InsertLinkBefore (&ent->e->areagrid[gridnum], &grid->solid_edicts, entitynumber);
}
}
- return true;
}
/*
{
model_t *model;
- if (ent->area.prev || ent->areagrid[0].prev)
+ if (ent->e->areagrid[0].prev)
SV_UnlinkEdict (ent); // unlink from old position
if (ent == sv.edicts)
return; // don't add the world
- if (ent->free)
+ if (ent->e->free)
return;
// set the abs box
model = sv.models[(int) ent->v->modelindex];
if (model != NULL)
{
+ Mod_CheckLoaded(model);
if (model->type != mod_brush)
Host_Error("SOLID_BSP with non-BSP model\n");
if (ent->v->solid == SOLID_NOT)
return;
- // try to link into areagrid, if that fails fall back on areanode
- if (!SV_LinkEdict_AreaGrid(ent))
- SV_LinkEdict_AreaNode(ent);
+ SV_LinkEdict_AreaGrid(ent);
// if touch_triggers, touch all entities at this node and descend for more
if (touch_triggers)
- {
- SV_TouchAreaNodes(ent, sv_areanodes);
- SV_TouchAreaGrid(ent, sv_areanodes);
- }
+ SV_TouchAreaGrid(ent);
}
eventually rotation) of the end points
==================
*/
-trace_t SV_ClipMoveToEntity (edict_t *ent, vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end)
+trace_t SV_ClipMoveToEntity(edict_t *ent, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end)
{
int i;
trace_t trace;
- model_t *model;
-
- i = ent->v->modelindex;
- if ((unsigned int) i >= MAX_MODELS)
- Host_Error("SV_ClipMoveToEntity: invalid modelindex\n");
- model = sv.models[i];
- if (i != 0 && model == NULL)
- Host_Error("SV_ClipMoveToEntity: invalid modelindex\n");
+ model_t *model = NULL;
+ matrix4x4_t matrix, imatrix;
+ float tempnormal[3], starttransformed[3], endtransformed[3];
+ float starttransformedmins[3], starttransformedmaxs[3], endtransformedmins[3], endtransformedmaxs[3];
if ((int) ent->v->solid == SOLID_BSP)
{
+ i = ent->v->modelindex;
+ if ((unsigned int) i >= MAX_MODELS)
+ Host_Error("SV_ClipMoveToEntity: invalid modelindex\n");
+ model = sv.models[i];
+ if (i != 0 && model == NULL)
+ Host_Error("SV_ClipMoveToEntity: invalid modelindex\n");
+
Mod_CheckLoaded(model);
if (model->type != mod_brush)
{
Host_Error ("SV_ClipMoveToEntity: SOLID_BSP without MOVETYPE_PUSH");
}
- if (sv_polygoncollisions.integer && (mins[0] != maxs[0] || mins[1] != maxs[1] || mins[2] != maxs[2]))
- Collision_PolygonClipTrace(&trace, ent, model, ent->v->origin, ent->v->angles, ent->v->mins, ent->v->maxs, start, mins, maxs, end);
+ Matrix4x4_CreateFromQuakeEntity(&matrix, ent->v->origin[0], ent->v->origin[1], ent->v->origin[2], ent->v->angles[0], ent->v->angles[1], ent->v->angles[2], 1);
+ Matrix4x4_Invert_Simple(&imatrix, &matrix);
+ Matrix4x4_Transform(&imatrix, start, starttransformed);
+ Matrix4x4_Transform(&imatrix, end, endtransformed);
+ VectorAdd(starttransformed, maxs, starttransformedmaxs);
+ VectorAdd(endtransformed, maxs, endtransformedmaxs);
+ VectorAdd(starttransformed, mins, starttransformedmins);
+ VectorAdd(endtransformed, mins, endtransformedmins);
+
+ // FIXME: the PolygonClipTrace should go away (should all be done in model code)
+ if (sv_polygoncollisions.integer == 1)
+ Collision_PolygonClipTrace(&trace, ent, model, vec3_origin, vec3_origin, ent->v->mins, ent->v->maxs, starttransformed, mins, maxs, endtransformed);
+ else if (model && model->brush.TraceBox)
+ model->brush.TraceBox(model, &trace, starttransformedmins, starttransformedmaxs, endtransformedmins, endtransformedmaxs);
else
- Collision_ClipTrace(&trace, ent, model, ent->v->origin, ent->v->angles, ent->v->mins, ent->v->maxs, start, mins, maxs, end);
+ Collision_ClipTrace_Box(&trace, ent->v->mins, ent->v->maxs, starttransformed, mins, maxs, endtransformed);
+
+ if (trace.fraction < 1 || trace.startsolid)
+ trace.ent = ent;
+ VectorLerp(start, trace.fraction, end, trace.endpos);
+ VectorCopy(trace.plane.normal, tempnormal);
+ Matrix4x4_Transform3x3(&matrix, tempnormal, trace.plane.normal);
+ // FIXME: should recalc trace.plane.dist
return trace;
}
//===========================================================================
-/*
-====================
-SV_ClipToAreaNodes
-
-Mins and maxs enclose the entire area swept by the move
-====================
-*/
-void SV_ClipToAreaNodes ( areanode_t *node, moveclip_t *clip )
+void SV_ClipToNode(moveclip_t *clip, link_t *list)
{
link_t *l, *next;
edict_t *touch;
trace_t trace;
-loc0:
- if (clip->trace.allsolid)
- return;
-// touch linked edicts
- for (l = node->solid_edicts.next ; l != &node->solid_edicts ; l = next)
+ sv_areagrid_stats_nodechecks++;
+ for (l = list->next;l != list;l = next)
{
next = l->next;
- touch = EDICT_FROM_AREA(l);
- if (touch->v->solid == SOLID_NOT)
- continue;
- if (touch == clip->passedict)
- continue;
- if (touch->v->solid == SOLID_TRIGGER)
- {
- ED_Print(touch);
- Host_Error ("Trigger in clipping list");
- }
-
- if (clip->type == MOVE_NOMONSTERS && touch->v->solid != SOLID_BSP)
+ touch = EDICT_NUM(l->entitynumber);
+ if (touch->e->areagridmarknumber == sv_areagrid_marknumber)
continue;
+ touch->e->areagridmarknumber = sv_areagrid_marknumber;
+ sv_areagrid_stats_entitychecks++;
if (clip->boxmins[0] > touch->v->absmax[0]
|| clip->boxmaxs[0] < touch->v->absmin[0]
|| clip->boxmaxs[2] < touch->v->absmin[2])
continue;
+ if (clip->type == MOVE_NOMONSTERS && touch->v->solid != SOLID_BSP)
+ continue;
+
+ if (touch->v->solid == SOLID_NOT)
+ continue;
+
if (clip->passedict)
{
- if (clip->passedict->v->size[0] && !touch->v->size[0])
+ if (!clip->passedict->v->size[0] && !touch->v->size[0])
continue; // points never interact
- if (PROG_TO_EDICT(touch->v->owner) == clip->passedict)
+ if (PROG_TO_EDICT(touch->v->owner) == clip->passedict)
continue; // don't clip against own missiles
if (PROG_TO_EDICT(clip->passedict->v->owner) == touch)
continue; // don't clip against owner
continue;
}
+ if (touch == clip->passedict)
+ continue;
+ if (touch->v->solid == SOLID_TRIGGER)
+ {
+ ED_Print(touch);
+ Host_Error ("Trigger in clipping list");
+ }
+
// might interact, so do an exact clip
if (touch->v->solid == SOLID_BSP)
trace = SV_ClipMoveToEntity (touch, clip->start, clip->hullmins, clip->hullmaxs, clip->end);
clip->trace.fraction = trace.fraction;
VectorCopy(trace.endpos, clip->trace.endpos);
clip->trace.plane = trace.plane;
- clip->trace.endcontents = trace.endcontents;
- clip->trace.ent = trace.ent;
+ //clip->trace.endcontents = trace.endcontents;
+ clip->trace.ent = touch;
}
- }
-
-// recurse down both sides
- if (node->axis == -1)
- return;
-
- if (clip->boxmaxs[node->axis] > node->dist)
- {
- if (clip->boxmins[node->axis] < node->dist)
- SV_ClipToAreaNodes(node->children[1], clip);
- node = node->children[0];
- goto loc0;
- }
- else if (clip->boxmins[node->axis] < node->dist)
- {
- node = node->children[1];
- goto loc0;
- }
-}
-
-/*
-====================
-SV_ClipToAreaGrid
-
-Mins and maxs enclose the entire area swept by the move
-====================
-*/
-void SV_ClipToAreaGrid(moveclip_t *clip)
-{
- link_t *l, *next;
- edict_t *touch;
- areagrid_t *grid;
- int igrid[3], igridmins[3], igridmaxs[3];
- trace_t trace;
-
- if (clip->trace.allsolid)
- return;
-
- igridmins[0] = (int) ((clip->boxmins[0] + sv_areagridbias[0]) * sv_areagridscale[0]);
- igridmins[1] = (int) ((clip->boxmins[1] + sv_areagridbias[1]) * sv_areagridscale[1]);
- //igridmins[2] = (int) ((clip->boxmins[2] + sv_areagridbias[2]) * sv_areagridscale[2]);
- igridmaxs[0] = (int) ((clip->boxmaxs[0] + sv_areagridbias[0]) * sv_areagridscale[0]) + 1;
- igridmaxs[1] = (int) ((clip->boxmaxs[1] + sv_areagridbias[1]) * sv_areagridscale[1]) + 1;
- //igridmaxs[2] = (int) ((clip->boxmaxs[2] + sv_areagridbias[2]) * sv_areagridscale[2]) + 1;
- igridmins[0] = max(0, igridmins[0]);
- igridmins[1] = max(0, igridmins[1]);
- //igridmins[2] = max(0, igridmins[2]);
- igridmaxs[0] = min(AREA_GRID, igridmaxs[0]);
- igridmaxs[1] = min(AREA_GRID, igridmaxs[1]);
- //igridmaxs[2] = min(AREA_GRID, igridmaxs[2]);
-
- for (igrid[1] = igridmins[1];igrid[1] < igridmaxs[1];igrid[1]++)
- {
- grid = sv_areagrid + igrid[1] * AREA_GRID + igridmins[0];
- for (igrid[0] = igridmins[0];igrid[0] < igridmaxs[0];igrid[0]++, grid++)
+ // FIXME: the handling of endcontents is really broken but works well enough for point checks
+ if (trace.endcontents < clip->trace.endcontents || trace.endcontents == CONTENTS_SOLID)
{
- for (l = grid->solid_edicts.next;l != &grid->solid_edicts;l = next)
- {
- next = l->next;
- touch = EDICT_FROM_AREA(l);
- if (touch->v->solid == SOLID_NOT)
- continue;
- if (touch == clip->passedict)
- continue;
- if (touch->v->solid == SOLID_TRIGGER)
- {
- ED_Print(touch);
- Host_Error ("Trigger in clipping list");
- }
-
- if (clip->type == MOVE_NOMONSTERS && touch->v->solid != SOLID_BSP)
- continue;
-
- if (clip->boxmins[0] > touch->v->absmax[0]
- || clip->boxmaxs[0] < touch->v->absmin[0]
- || clip->boxmins[1] > touch->v->absmax[1]
- || clip->boxmaxs[1] < touch->v->absmin[1]
- || clip->boxmins[2] > touch->v->absmax[2]
- || clip->boxmaxs[2] < touch->v->absmin[2])
- continue;
-
- if (clip->passedict)
- {
- if (clip->passedict->v->size[0] && !touch->v->size[0])
- continue; // points never interact
- if (PROG_TO_EDICT(touch->v->owner) == clip->passedict)
- continue; // don't clip against own missiles
- if (PROG_TO_EDICT(clip->passedict->v->owner) == touch)
- continue; // don't clip against owner
- // LordHavoc: corpse code
- if (clip->passedict->v->solid == SOLID_CORPSE && (touch->v->solid == SOLID_SLIDEBOX || touch->v->solid == SOLID_CORPSE))
- continue;
- if (clip->passedict->v->solid == SOLID_SLIDEBOX && touch->v->solid == SOLID_CORPSE)
- continue;
- }
-
- // might interact, so do an exact clip
- if (touch->v->solid == SOLID_BSP)
- trace = SV_ClipMoveToEntity (touch, clip->start, clip->hullmins, clip->hullmaxs, clip->end);
- else if ((int)touch->v->flags & FL_MONSTER)
- trace = SV_ClipMoveToEntity (touch, clip->start, clip->mins2, clip->maxs2, clip->end);
- else
- trace = SV_ClipMoveToEntity (touch, clip->start, clip->mins, clip->maxs, clip->end);
- // LordHavoc: take the 'best' answers from the new trace and combine with existing data
- if (trace.allsolid)
- clip->trace.allsolid = true;
- if (trace.startsolid)
- {
- clip->trace.startsolid = true;
- if (!clip->trace.ent)
- clip->trace.ent = trace.ent;
- }
- if (trace.inopen)
- clip->trace.inopen = true;
- if (trace.inwater)
- clip->trace.inwater = true;
- if (trace.fraction < clip->trace.fraction)
- {
- clip->trace.fraction = trace.fraction;
- VectorCopy(trace.endpos, clip->trace.endpos);
- clip->trace.plane = trace.plane;
- clip->trace.endcontents = trace.endcontents;
- clip->trace.ent = trace.ent;
- }
- if (clip->trace.allsolid)
- return;
- }
- }
- }
-}
-
-
-/*
-==================
-SV_MoveBounds
-==================
-*/
-void SV_MoveBounds (vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, vec3_t boxmins, vec3_t boxmaxs)
-{
- if (sv_useareanodes.integer)
- {
- int i;
-
- for (i=0 ; i<3 ; i++)
- {
- if (end[i] > start[i])
- {
- boxmins[i] = start[i] + mins[i] - 1;
- boxmaxs[i] = end[i] + maxs[i] + 1;
- }
- else
- {
- boxmins[i] = end[i] + mins[i] - 1;
- boxmaxs[i] = start[i] + maxs[i] + 1;
- }
+ // lower numbered (lava is lower than water, for example)
+ // contents override higher numbered contents, except for
+ // CONTENTS_SOLID which overrides everything
+ clip->trace.endcontents = trace.endcontents;
}
- }
- else
- {
- // debug to test against everything
- boxmins[0] = boxmins[1] = boxmins[2] = -999999999;
- boxmaxs[0] = boxmaxs[1] = boxmaxs[2] = 999999999;
+ if (clip->trace.allsolid)
+ return;
}
}
SV_Move
==================
*/
-trace_t SV_Move (vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, int type, edict_t *passedict)
+trace_t SV_Move(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, edict_t *passedict)
{
- moveclip_t clip;
- vec3_t bigmins, bigmaxs;
- int i;
+ moveclip_t clip;
+ vec3_t bigmins, bigmaxs;
+ areagrid_t *grid;
+ int i, igrid[3], igridmins[3], igridmaxs[3];
- memset ( &clip, 0, sizeof ( moveclip_t ) );
+ memset(&clip, 0, sizeof(moveclip_t));
VectorCopy(start, clip.start);
VectorCopy(end, clip.end);
Collision_RoundUpToHullSize(sv.worldmodel, clip.mins, clip.maxs, clip.hullmins, clip.hullmaxs);
- if (type == MOVE_MISSILE)
+ // clip to world
+ clip.trace = SV_ClipMoveToEntity(sv.edicts, clip.start, clip.hullmins, clip.hullmaxs, clip.end);
+ //if (clip.trace.allsolid)
+ // return clip.trace;
+
+ if (clip.type == MOVE_MISSILE)
{
// LordHavoc: modified this, was = -15, now = clip.mins[i] - 15
for (i=0 ; i<3 ; i++)
bigmins[2] = min(clip.mins2[2], clip.hullmins[2]);
bigmaxs[2] = max(clip.maxs2[2], clip.hullmaxs[2]);
- // clip to world
- clip.trace = SV_ClipMoveToEntity (sv.edicts, start, mins, maxs, end);
-
- // clip to entities
// create the bounding box of the entire move
- SV_MoveBounds ( start, bigmins, bigmaxs, end, clip.boxmins, clip.boxmaxs );
+ if (!sv_debugmove.integer)
+ {
+ int i;
- SV_ClipToAreaNodes(sv_areanodes, &clip);
- SV_ClipToAreaGrid(&clip);
+ for (i=0 ; i<3 ; i++)
+ {
+ if (clip.trace.endpos[i] > clip.start[i])
+ {
+ clip.boxmins[i] = clip.start[i] + bigmins[i] - 1;
+ clip.boxmaxs[i] = clip.trace.endpos[i] + bigmaxs[i] + 1;
+ }
+ else
+ {
+ clip.boxmins[i] = clip.trace.endpos[i] + bigmins[i] - 1;
+ clip.boxmaxs[i] = clip.start[i] + bigmaxs[i] + 1;
+ }
+ }
+ }
+ else
+ {
+ // debug to test against everything
+ clip.boxmins[0] = clip.boxmins[1] = clip.boxmins[2] = -999999999;
+ clip.boxmaxs[0] = clip.boxmaxs[1] = clip.boxmaxs[2] = 999999999;
+ }
+
+ // clip to enttiies
+ sv_areagrid_stats_calls++;
+ sv_areagrid_marknumber++;
+ igridmins[0] = (int) ((clip.boxmins[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]);
+ igridmins[1] = (int) ((clip.boxmins[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]);
+ //igridmins[2] = (int) ((clip->boxmins[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]);
+ igridmaxs[0] = (int) ((clip.boxmaxs[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]) + 1;
+ igridmaxs[1] = (int) ((clip.boxmaxs[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]) + 1;
+ //igridmaxs[2] = (int) ((clip->boxmaxs[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]) + 1;
+ igridmins[0] = max(0, igridmins[0]);
+ igridmins[1] = max(0, igridmins[1]);
+ //igridmins[2] = max(0, igridmins[2]);
+ igridmaxs[0] = min(AREA_GRID, igridmaxs[0]);
+ igridmaxs[1] = min(AREA_GRID, igridmaxs[1]);
+ //igridmaxs[2] = min(AREA_GRID, igridmaxs[2]);
+
+ if (sv_areagrid_outside.solid_edicts.next != &sv_areagrid_outside.solid_edicts)
+ SV_ClipToNode(&clip, &sv_areagrid_outside.solid_edicts);
+
+ for (igrid[1] = igridmins[1];igrid[1] < igridmaxs[1];igrid[1]++)
+ for (grid = sv_areagrid + igrid[1] * AREA_GRID + igridmins[0], igrid[0] = igridmins[0];igrid[0] < igridmaxs[0];igrid[0]++, grid++)
+ if (grid->solid_edicts.next != &grid->solid_edicts)
+ SV_ClipToNode(&clip, &grid->solid_edicts);
return clip.trace;
}
+int SV_PointContents(const vec3_t point)
+{
+#if 1
+ return SV_Move(point, vec3_origin, vec3_origin, point, MOVE_NOMONSTERS, NULL).endcontents;
+#else
+ if (sv.worldmodel && sv.worldmodel->brush.PointContents)
+ return sv.worldmodel->brush.PointContents(sv.worldmodel, point);
+ return CONTENTS_SOLID;
+#endif
+}
+