]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - world.c
changed a lot of Con_DPrint/Con_DPrintf calls to Con_Print/Con_Printf (non-technical...
[xonotic/darkplaces.git] / world.c
diff --git a/world.c b/world.c
index 7505c86f4003f149ba2915f4269f929fbd8079a2..cdf9451802385753343243c000271fbdcf8c69e0 100644 (file)
--- a/world.c
+++ b/world.c
@@ -29,79 +29,43 @@ line of sight checks trace->inopen and trace->inwater, but bullets don't
 
 */
 
-cvar_t sv_useareanodes = {CVAR_NOTIFY, "sv_useareanodes", "1"};
-cvar_t sv_polygoncollisions = {CVAR_NOTIFY, "sv_polygoncollisions", "0"};
+cvar_t sv_debugmove = {CVAR_NOTIFY, "sv_debugmove", "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_polygoncollisions);
+       Cvar_RegisterVariable(&sv_debugmove);
+       Cvar_RegisterVariable(&sv_areagrid_mingridsize);
+       Cmd_AddCommand("sv_areastats", SV_AreaStats_f);
        Collision_Init();
 }
 
-typedef struct
-{
-       // bounding box of entire move area
-       vec3_t boxmins, boxmaxs;
-
-       // size of the moving object
-       vec3_t mins, maxs;
-
-       // size when clipping against monsters
-       vec3_t mins2, maxs2;
-
-       // size when clipping against brush models
-       vec3_t hullmins, hullmaxs;
-
-       // start and end origin of move
-       vec3_t start, end;
-
-       // trace results
-       trace_t trace;
-
-       // type of move (like ignoring monsters, or similar)
-       int type;
-
-       // the edict that is moving (if any)
-       edict_t *passedict;
-}
-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;
-}
-
 
 /*
 ===============================================================================
@@ -111,92 +75,56 @@ ENTITY AREA CHECKING
 ===============================================================================
 */
 
-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
 {
-       link_t trigger_edicts;
-       link_t solid_edicts;
+       link_t edicts;
 }
 areagrid_t;
 
-#define AREA_GRID 32
+#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.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);
+               ClearLink (&sv_areagrid[i].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);
 }
 
 /*
@@ -207,10 +135,7 @@ SV_ClearWorld
 */
 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);
 }
 
@@ -226,94 +151,30 @@ void SV_UnlinkEdict (edict_t *ent)
        int i;
        for (i = 0;i < ENTITYGRIDAREAS;i++)
        {
-               if (ent->areagrid[i].prev)
-               {
-                       RemoveLink (&ent->areagrid[i]);
-                       ent->areagrid[i].prev = ent->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 )
-{
-       link_t *l, *next;
-       edict_t *touch;
-       int old_self, old_other;
-
-loc0:
-// touch linked edicts
-       for (l = node->trigger_edicts.next ; l != &node->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;
-               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->absmax[1] < touch->v->absmin[1]
-                || ent->v->absmax[2] < touch->v->absmin[2])
-                       continue;
-               old_self = pr_global_struct->self;
-               old_other = pr_global_struct->other;
-
-               pr_global_struct->self = EDICT_TO_PROG(touch);
-               pr_global_struct->other = EDICT_TO_PROG(ent);
-               pr_global_struct->time = sv.time;
-               PR_ExecuteProgram (touch->v->touch, "");
-
-               pr_global_struct->self = old_self;
-               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)
+               if (ent->e->areagrid[i].prev)
                {
-                       node = node->children[1];
-                       goto loc0;
+                       RemoveLink (&ent->e->areagrid[i]);
+                       ent->e->areagrid[i].prev = ent->e->areagrid[i].next = NULL;
                }
        }
 }
 
-void SV_TouchAreaGrid(edict_t *ent, areanode_t *node)
+int SV_EntitiesInBox(vec3_t mins, vec3_t maxs, int maxlist, edict_t **list)
 {
-       link_t *l, *next;
-       edict_t *touch;
+       int numlist;
        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;
+       link_t *l;
+       edict_t *ent;
+       int igrid[3], igridmins[3], igridmaxs[3];
+
+       sv_areagrid_stats_calls++;
+       sv_areagrid_marknumber++;
+       igridmins[0] = (int) ((mins[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]);
+       igridmins[1] = (int) ((mins[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]);
+       //igridmins[2] = (int) ((mins[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]);
+       igridmaxs[0] = (int) ((maxs[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]) + 1;
+       igridmaxs[1] = (int) ((maxs[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]) + 1;
+       //igridmaxs[2] = (int) ((maxs[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]);
@@ -321,93 +182,116 @@ void SV_TouchAreaGrid(edict_t *ent, areanode_t *node)
        igridmaxs[1] = min(AREA_GRID, igridmaxs[1]);
        //igridmaxs[2] = min(AREA_GRID, igridmaxs[2]);
 
+       numlist = 0;
+       // add entities not linked into areagrid because they are too big or
+       // outside the grid bounds
+       if (sv_areagrid_outside.edicts.next != &sv_areagrid_outside.edicts)
+       {
+               for (l = sv_areagrid_outside.edicts.next;l != &sv_areagrid_outside.edicts;l = l->next)
+               {
+                       ent = EDICT_NUM_UNSIGNED(l->entitynumber);
+                       if (ent->e->areagridmarknumber != sv_areagrid_marknumber)
+                       {
+                               ent->e->areagridmarknumber = sv_areagrid_marknumber;
+                               if (!ent->e->free && BoxesOverlap(mins, maxs, ent->v->absmin, ent->v->absmax))
+                               {
+                                       if (numlist < maxlist)
+                                               list[numlist] = ent;
+                                       numlist++;
+                               }
+                               sv_areagrid_stats_entitychecks++;
+                       }
+               }
+       }
+       // add grid linked entities
        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++)
                {
-                       for (l = grid->trigger_edicts.next;l != &grid->trigger_edicts;l = next)
+                       if (grid->edicts.next != &grid->edicts)
                        {
-                               next = l->next;
-                               touch = EDICT_FROM_AREA(l);
-                               if (touch == ent)
-                                       continue;
-                               if (!touch->v->touch || touch->v->solid != SOLID_TRIGGER)
-                                       continue;
-                               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->absmax[1] < touch->v->absmin[1]
-                                || ent->v->absmax[2] < touch->v->absmin[2])
-                                       continue;
-                               old_self = pr_global_struct->self;
-                               old_other = pr_global_struct->other;
-
-                               pr_global_struct->self = EDICT_TO_PROG(touch);
-                               pr_global_struct->other = EDICT_TO_PROG(ent);
-                               pr_global_struct->time = sv.time;
-                               PR_ExecuteProgram (touch->v->touch, "");
-
-                               pr_global_struct->self = old_self;
-                               pr_global_struct->other = old_other;
+                               for (l = grid->edicts.next;l != &grid->edicts;l = l->next)
+                               {
+                                       ent = EDICT_NUM_UNSIGNED(l->entitynumber);
+                                       if (ent->e->areagridmarknumber != sv_areagrid_marknumber)
+                                       {
+                                               ent->e->areagridmarknumber = sv_areagrid_marknumber;
+                                               if (!ent->e->free && BoxesOverlap(mins, maxs, ent->v->absmin, ent->v->absmax))
+                                               {
+                                                       if (numlist < maxlist)
+                                                               list[numlist] = ent;
+                                                       numlist++;
+                                               }
+                                       }
+                                       sv_areagrid_stats_entitychecks++;
+                               }
                        }
                }
        }
+       return numlist;
 }
 
-void SV_LinkEdict_AreaNode(edict_t *ent)
+void SV_TouchAreaGrid(edict_t *ent)
 {
-       areanode_t *node;
-       // find the first node that the ent's box crosses
-       node = sv_areanodes;
-       while (1)
+       int i, numtouchedicts, old_self, old_other;
+       edict_t *touch, *touchedicts[MAX_EDICTS];
+
+       // build a list of edicts to touch, because the link loop can be corrupted
+       // by SV_IncreaseEdicts called during touch functions
+       numtouchedicts = SV_EntitiesInBox(ent->v->absmin, ent->v->absmax, MAX_EDICTS, touchedicts);
+       if (numtouchedicts > MAX_EDICTS)
        {
-               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
+               // this never happens
+               Con_Printf("SV_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
+               numtouchedicts = MAX_EDICTS;
        }
 
-       // link it in
-
-       if (ent->v->solid == SOLID_TRIGGER)
-               InsertLinkBefore (&ent->area, &node->trigger_edicts, ent);
-       else
-               InsertLinkBefore (&ent->area, &node->solid_edicts, ent);
+       old_self = pr_global_struct->self;
+       old_other = pr_global_struct->other;
+       for (i = 0;i < numtouchedicts;i++)
+       {
+               touch = touchedicts[i];
+               if (touch != ent && (int)touch->v->solid == SOLID_TRIGGER && touch->v->touch)
+               {
+                       pr_global_struct->self = EDICT_TO_PROG(touch);
+                       pr_global_struct->other = EDICT_TO_PROG(ent);
+                       pr_global_struct->time = sv.time;
+                       PR_ExecuteProgram (touch->v->touch, "QC function self.touch is missing");
+               }
+       }
+       pr_global_struct->self = old_self;
+       pr_global_struct->other = old_other;
 }
 
-int SV_LinkEdict_AreaGrid(edict_t *ent)
+void 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;
+       int igrid[3], igridmins[3], igridmaxs[3], gridnum, entitynumber = NUM_FOR_EDICT(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);
+
+       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
+               InsertLinkBefore (&ent->e->areagrid[0], &sv_areagrid_outside.edicts, entitynumber);
+               return;
+       }
 
        gridnum = 0;
        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++, gridnum++)
-               {
-                       if (ent->v->solid == SOLID_TRIGGER)
-                               InsertLinkBefore (&ent->areagrid[gridnum], &grid->trigger_edicts, ent);
-                       else
-                               InsertLinkBefore (&ent->areagrid[gridnum], &grid->solid_edicts, ent);
-               }
+                       InsertLinkBefore (&ent->e->areagrid[gridnum], &grid->edicts, entitynumber);
        }
-       return true;
 }
 
 /*
@@ -420,26 +304,31 @@ void SV_LinkEdict (edict_t *ent, qboolean touch_triggers)
 {
        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
 
        if (ent->v->solid == SOLID_BSP)
        {
-               if (ent->v->modelindex < 0 || ent->v->modelindex > MAX_MODELS)
-                       Host_Error("SOLID_BSP with invalid modelindex!\n");
-               model = sv.models[(int) ent->v->modelindex];
+               int modelindex = ent->v->modelindex;
+               if (modelindex < 0 || modelindex > MAX_MODELS)
+               {
+                       Con_Printf("edict %i: SOLID_BSP with invalid modelindex!\n", NUM_FOR_EDICT(ent));
+                       modelindex = 0;
+               }
+               model = sv.models[modelindex];
                if (model != NULL)
                {
-                       if (model->type != mod_brush)
-                               Host_Error("SOLID_BSP with non-BSP model\n");
+                       Mod_CheckLoaded(model);
+                       if (!model->TraceBox)
+                               Con_Printf("edict %i: SOLID_BSP with non-collidable model\n", NUM_FOR_EDICT(ent));
 
                        if (ent->v->angles[0] || ent->v->angles[2] || ent->v->avelocity[0] || ent->v->avelocity[2])
                        {
@@ -498,16 +387,11 @@ void SV_LinkEdict (edict_t *ent, qboolean touch_triggers)
        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);
 }
 
 
@@ -549,36 +433,88 @@ Handles selection or creation of a clipping hull, and offseting (and
 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 movetype)
 {
-       int i;
        trace_t trace;
-       model_t *model;
+       model_t *model = NULL;
+       matrix4x4_t matrix, imatrix;
+       float tempnormal[3], starttransformed[3], endtransformed[3];
+       float starttransformedmins[3], starttransformedmaxs[3], endtransformedmins[3], endtransformedmaxs[3];
 
-       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");
+       memset(&trace, 0, sizeof(trace));
+       trace.fraction = trace.realfraction = 1;
+       VectorCopy(end, trace.endpos);
 
-       if ((int) ent->v->solid == SOLID_BSP)
+       if ((int) ent->v->solid == SOLID_BSP || movetype == MOVE_HITMODEL)
        {
+               unsigned int modelindex = ent->v->modelindex;
+               // if the modelindex is 0, it shouldn't be SOLID_BSP!
+               if (modelindex == 0)
+               {
+                       Con_Printf("SV_ClipMoveToEntity: edict %i: SOLID_BSP with no model\n", NUM_FOR_EDICT(ent));
+                       return trace;
+               }
+               if (modelindex >= MAX_MODELS)
+               {
+                       Con_Printf("SV_ClipMoveToEntity: edict %i: SOLID_BSP with invalid modelindex\n", NUM_FOR_EDICT(ent));
+                       return trace;
+               }
+               model = sv.models[modelindex];
+               if (modelindex != 0 && model == NULL)
+               {
+                       Con_Printf("SV_ClipMoveToEntity: edict %i: SOLID_BSP with invalid modelindex\n", NUM_FOR_EDICT(ent));
+                       return trace;
+               }
+
                Mod_CheckLoaded(model);
-               if (model->type != mod_brush)
+               if ((int) ent->v->solid == SOLID_BSP)
                {
-                       Con_Printf ("SV_ClipMoveToEntity: SOLID_BSP with a non bsp model, entity dump:\n");
-                       ED_Print (ent);
-                       Host_Error ("SV_ClipMoveToEntity: SOLID_BSP with a non bsp model\n");
+                       if (!model->TraceBox)
+                       {
+                               Con_Printf("SV_ClipMoveToEntity: edict %i: SOLID_BSP with a non-collidable model\n", NUM_FOR_EDICT(ent));
+                               return trace;
+                       }
+                       //if (ent->v->movetype != MOVETYPE_PUSH)
+                       //{
+                       //      Con_Printf("SV_ClipMoveToEntity: edict %i: SOLID_BSP without MOVETYPE_PUSH\n", NUM_FOR_EDICT(ent));
+                       //      return trace;
+                       //}
                }
-               if (ent->v->movetype != MOVETYPE_PUSH)
-                       Host_Error ("SV_ClipMoveToEntity: SOLID_BSP without MOVETYPE_PUSH");
+               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);
        }
+       else
+               Matrix4x4_CreateTranslate(&matrix, ent->v->origin[0], ent->v->origin[1], ent->v->origin[2]);
+
+       Matrix4x4_Invert_Simple(&imatrix, &matrix);
+       Matrix4x4_Transform(&imatrix, start, starttransformed);
+       Matrix4x4_Transform(&imatrix, end, endtransformed);
+#if COLLISIONPARANOID >= 3
+       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]);
+#endif
 
-       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);
+       if (model && model->TraceBox)
+       {
+               int frame;
+               frame = (int)ent->v->frame;
+               frame = bound(0, frame, (model->numframes - 1));
+               VectorAdd(starttransformed, maxs, starttransformedmaxs);
+               VectorAdd(endtransformed, maxs, endtransformedmaxs);
+               VectorAdd(starttransformed, mins, starttransformedmins);
+               VectorAdd(endtransformed, mins, endtransformedmins);
+               model->TraceBox(model, frame, &trace, starttransformedmins, starttransformedmaxs, endtransformedmins, endtransformedmaxs, SUPERCONTENTS_SOLID);
+       }
        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, SUPERCONTENTS_SOLID, SUPERCONTENTS_SOLID);
+
+       if (trace.fraction < 1)
+       {
+               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
+       }
+       else
+               VectorCopy(end, trace.endpos);
 
        return trace;
 }
@@ -586,309 +522,197 @@ trace_t SV_ClipMoveToEntity (edict_t *ent, vec3_t start, vec3_t mins, vec3_t max
 //===========================================================================
 
 /*
-====================
-SV_ClipToAreaNodes
-
-Mins and maxs enclose the entire area swept by the move
-====================
+==================
+SV_Move
+==================
 */
-void SV_ClipToAreaNodes ( areanode_t *node, moveclip_t *clip )
+#if COLLISIONPARANOID >= 1
+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)
+#else
+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)
+#endif
 {
-       link_t *l, *next;
-       edict_t *touch;
+       vec3_t hullmins, hullmaxs;
+       int i;
+       int passedictprog;
+       qboolean pointtrace;
+       edict_t *traceowner, *touch;
        trace_t trace;
+       // 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;
+       int numtouchedicts;
+       edict_t *touchedicts[MAX_EDICTS];
+
+       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
 
-loc0:
-       if (clip->trace.allsolid)
-               return;
-// touch linked edicts
-       for (l = node->solid_edicts.next ; l != &node->solid_edicts ; l = next)
+       // clip to world
+       cliptrace = SV_ClipMoveToEntity(sv.edicts, clipstart, clipmins, clipmaxs, clipend, type);
+       if (cliptrace.startsolid || cliptrace.fraction < 1)
+               cliptrace.ent = sv.edicts;
+       if (type == MOVE_WORLDONLY)
+               return cliptrace;
+
+       if (type == MOVE_MISSILE)
        {
-               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)
+               // LordHavoc: modified this, was = -15, now -= 15
+               for (i = 0;i < 3;i++)
                {
-                       ED_Print(touch);
-                       Host_Error ("Trigger in clipping list");
+                       clipmins2[i] -= 15;
+                       clipmaxs2[i] += 15;
                }
+       }
 
-               if (clip->type == MOVE_NOMONSTERS && touch->v->solid != SOLID_BSP)
-                       continue;
+       // get adjusted box for bmodel collisions if the world is q1bsp or hlbsp
+       if (sv.worldmodel && sv.worldmodel->brush.RoundUpToHullSize)
+               sv.worldmodel->brush.RoundUpToHullSize(sv.worldmodel, clipmins, clipmaxs, hullmins, hullmaxs);
+       else
+       {
+               VectorCopy(clipmins, hullmins);
+               VectorCopy(clipmaxs, hullmaxs);
+       }
 
-               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])
+       // 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)
+       if (passedict == sv.edicts)
+               passedict = NULL;
+       // precalculate prog value for passedict for comparisons
+       passedictprog = EDICT_TO_PROG(passedict);
+       // figure out whether this is a point trace for comparisons
+       pointtrace = VectorCompare(clipmins, clipmaxs);
+       // precalculate passedict's owner edict pointer for comparisons
+       traceowner = passedict ? PROG_TO_EDICT(passedict->v->owner) : 0;
+
+       // clip to enttiies
+       numtouchedicts = SV_EntitiesInBox(clipboxmins, clipboxmaxs, MAX_EDICTS, touchedicts);
+       if (numtouchedicts > MAX_EDICTS)
+       {
+               // this never happens
+               Con_Printf("SV_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
+               numtouchedicts = MAX_EDICTS;
+       }
+       for (i = 0;i < numtouchedicts;i++)
+       {
+               touch = touchedicts[i];
+
+               if (touch->v->solid < SOLID_BBOX)
+                       continue;
+               if (type == MOVE_NOMONSTERS && touch->v->solid != SOLID_BSP)
                        continue;
 
-               if (clip->passedict)
+               if (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))
+                       // 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 == touch->v->owner)
                                continue;
-                       if (clip->passedict->v->solid == SOLID_SLIDEBOX && touch->v->solid == SOLID_CORPSE)
+                       // don't clip points against points (they can't collide)
+                       if (pointtrace && VectorCompare(touch->v->mins, touch->v->maxs) && (type != MOVE_MISSILE || !((int)touch->v->flags & FL_MONSTER)))
+                               continue;
+                       // don't clip corpse against character
+                       if (passedict->v->solid == SOLID_CORPSE && (touch->v->solid == SOLID_SLIDEBOX || touch->v->solid == SOLID_CORPSE))
+                               continue;
+                       // don't clip character against corpse
+                       if (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);
+               if ((int)touch->v->flags & FL_MONSTER)
+                       trace = SV_ClipMoveToEntity(touch, clipstart, clipmins2, clipmaxs2, clipend, type);
                else
-                       trace = SV_ClipMoveToEntity (touch, clip->start, clip->mins, clip->maxs, clip->end);
+                       trace = SV_ClipMoveToEntity(touch, clipstart, clipmins, clipmaxs, clipend, type);
                // LordHavoc: take the 'best' answers from the new trace and combine with existing data
                if (trace.allsolid)
-                       clip->trace.allsolid = true;
+                       cliptrace.allsolid = true;
                if (trace.startsolid)
                {
-                       clip->trace.startsolid = true;
-                       if (!clip->trace.ent)
-                               clip->trace.ent = trace.ent;
+                       cliptrace.startsolid = true;
+                       if (cliptrace.realfraction == 1)
+                               cliptrace.ent = touch;
                }
-               if (trace.inopen)
-                       clip->trace.inopen = true;
+               // don't set this except on the world, because it can easily confuse
+               // monsters underwater if there's a bmodel involved in the trace
+               // (inopen && inwater is how they check water visibility)
+               //if (trace.inopen)
+               //      cliptrace.inopen = true;
                if (trace.inwater)
-                       clip->trace.inwater = true;
-               if (trace.fraction < clip->trace.fraction)
+                       cliptrace.inwater = true;
+               if (trace.realfraction < cliptrace.realfraction)
                {
-                       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;
+                       cliptrace.fraction = trace.fraction;
+                       cliptrace.realfraction = trace.realfraction;
+                       VectorCopy(trace.endpos, cliptrace.endpos);
+                       cliptrace.plane = trace.plane;
+                       cliptrace.ent = touch;
                }
+               cliptrace.startsupercontents |= trace.startsupercontents;
        }
 
-// 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;
-       }
+       return cliptrace;
 }
 
-/*
-====================
-SV_ClipToAreaGrid
-
-Mins and maxs enclose the entire area swept by the move
-====================
-*/
-void SV_ClipToAreaGrid(moveclip_t *clip)
+#if COLLISIONPARANOID >= 1
+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)
 {
-       link_t *l, *next;
-       edict_t *touch;
-       areagrid_t *grid;
-       int igrid[3], igridmins[3], igridmaxs[3];
+       int endstuck;
        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]++)
+       vec3_t temp;
+       trace = SV_Move_(start, mins, maxs, end, type, passedict);
+       if (passedict)
        {
-               grid = sv_areagrid + igrid[1] * AREA_GRID + igridmins[0];
-               for (igrid[0] = igridmins[0];igrid[0] < igridmaxs[0];igrid[0]++, grid++)
-               {
-                       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;
-                       }
-               }
+               VectorCopy(trace.endpos, temp);
+               endstuck = SV_Move_(temp, mins, maxs, temp, type, passedict).startsolid;
+#if COLLISIONPARANOID < 3
+               if (trace.startsolid || endstuck)
+#endif
+                       Con_Printf("%s{e%i:%f %f %f:%f %f %f:%f:%f %f %f%s%s}\n", (trace.startsolid || endstuck) ? "\002" : "", passedict ? passedict - sv.edicts : -1, passedict->v->origin[0], passedict->v->origin[1], passedict->v->origin[2], end[0] - passedict->v->origin[0], end[1] - passedict->v->origin[1], end[2] - passedict->v->origin[2], trace.fraction, trace.endpos[0] - passedict->v->origin[0], trace.endpos[1] - passedict->v->origin[1], trace.endpos[2] - passedict->v->origin[2], trace.startsolid ? " startstuck" : "", endstuck ? " endstuck" : "");
        }
+       return trace;
 }
+#endif
 
-
-/*
-==================
-SV_MoveBounds
-==================
-*/
-void SV_MoveBounds (vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, vec3_t boxmins, vec3_t boxmaxs)
+int SV_PointSuperContents(const vec3_t point)
 {
-       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;
-                       }
-               }
-       }
-       else
-       {
-               // debug to test against everything
-               boxmins[0] = boxmins[1] = boxmins[2] = -999999999;
-               boxmaxs[0] = boxmaxs[1] = boxmaxs[2] =  999999999;
-       }
+       return SV_Move(point, vec3_origin, vec3_origin, point, sv_gameplayfix_swiminbmodels.integer ? MOVE_NOMONSTERS : MOVE_WORLDONLY, NULL).startsupercontents;
 }
 
-/*
-==================
-SV_Move
-==================
-*/
-trace_t SV_Move (vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, int type, edict_t *passedict)
+int SV_PointQ1Contents(const vec3_t point)
 {
-       moveclip_t      clip;
-       vec3_t          bigmins, bigmaxs;
-       int                     i;
-
-       memset ( &clip, 0, sizeof ( moveclip_t ) );
-
-       VectorCopy(start, clip.start);
-       VectorCopy(end, clip.end);
-       VectorCopy(mins, clip.mins);
-       VectorCopy(maxs, clip.maxs);
-       clip.type = type;
-       clip.passedict = passedict;
-
-       Collision_RoundUpToHullSize(sv.worldmodel, clip.mins, clip.maxs, clip.hullmins, clip.hullmaxs);
-
-       if (type == MOVE_MISSILE)
-       {
-               // LordHavoc: modified this, was = -15, now = clip.mins[i] - 15
-               for (i=0 ; i<3 ; i++)
-               {
-                       clip.mins2[i] = clip.mins[i] - 15;
-                       clip.maxs2[i] = clip.maxs[i] + 15;
-               }
-       }
-       else
-       {
-               VectorCopy (clip.mins, clip.mins2);
-               VectorCopy (clip.maxs, clip.maxs2);
-       }
-
-       bigmins[0] = min(clip.mins2[0], clip.hullmins[0]);
-       bigmaxs[0] = max(clip.maxs2[0], clip.hullmaxs[0]);
-       bigmins[1] = min(clip.mins2[1], clip.hullmins[1]);
-       bigmaxs[1] = max(clip.maxs2[1], clip.hullmaxs[1]);
-       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 );
-
-       SV_ClipToAreaNodes(sv_areanodes, &clip);
-       SV_ClipToAreaGrid(&clip);
-
-       return clip.trace;
+       return Mod_Q1BSP_NativeContentsFromSuperContents(NULL, SV_PointSuperContents(point));
 }
 
+