729d6181c2
git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@3890 fc73d0e0-1445-4013-8a0c-d673dee63da5
216 lines
7 KiB
C
216 lines
7 KiB
C
/*
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Copyright (C) 1996-1997 Id Software, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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// world.h
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typedef struct plane_s
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{
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vec3_t normal;
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float dist;
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} plane_t;
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typedef struct csurface_s
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{
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char name[16];
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int flags;
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int value;
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} q2csurface_t;
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typedef struct cplane_s
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{
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vec3_t normal;
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float dist;
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qbyte type; // for fast side tests
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qbyte signbits; // signx + (signy<<1) + (signz<<1)
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qbyte pad[2];
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} cplane_t;
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/*
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typedef struct trace_s
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{
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qboolean allsolid; // if true, plane is not valid
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qboolean startsolid; // if true, the initial point was in a solid area
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qboolean inopen, inwater;
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float fraction; // time completed, 1.0 = didn't hit anything
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vec3_t endpos; // final position
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plane_t plane; // surface normal at impact
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edict_t *ent; // entity the surface is on
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} trace_t;
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*/
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//these two structures must match (except for extra qw members)
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typedef struct trace_s
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{
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//DON'T ADD ANYTHING BETWEEN THIS LINE
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//q2 game dll code will memcpy the lot from trace_t to q2trace_t.
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qboolean allsolid; // if true, plane is not valid
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qboolean startsolid; // if true, the initial point was in a solid area
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float fraction; // time completed, 1.0 = didn't hit anything
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vec3_t endpos; // final position
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cplane_t plane; // surface normal at impact
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q2csurface_t *surface; // surface hit
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int contents; // contents on other side of surface hit
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void *ent; // not set by CM_*() functions
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//AND THIS LINE
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int entnum;
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qboolean inopen, inwater;
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} trace_t;
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typedef struct q2trace_s
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{
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qboolean allsolid; // if true, plane is not valid
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qboolean startsolid; // if true, the initial point was in a solid area
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float fraction; // time completed, 1.0 = didn't hit anything
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vec3_t endpos; // final position
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cplane_t plane; // surface normal at impact
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q2csurface_t *surface; // surface hit
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int contents; // contents on other side of surface hit
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void *ent; // not set by CM_*() functions
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} q2trace_t;
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#define MOVE_NORMAL 0
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#define MOVE_NOMONSTERS 1
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#define MOVE_MISSILE 2
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#define MOVE_HITMODEL 4
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#define MOVE_RESERVED 8 //so we are less likly to get into tricky situations when we want to steal annother future DP extension.
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#define MOVE_TRIGGERS 16 //triggers must be marked with FINDABLE_NONSOLID (an alternative to solid-corpse)
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#define MOVE_EVERYTHING 32 //can return triggers and non-solid items if they're marked with FINDABLE_NONSOLID (works even if the items are not properly linked)
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#define MOVE_LAGGED 64 //trace touches current last-known-state, instead of actual ents (just affects players for now)
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typedef struct areanode_s
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{
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int axis; // -1 = leaf node
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float dist;
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struct areanode_s *children[2];
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link_t edicts;
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} areanode_t;
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#define AREA_DEPTH 4
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#define AREA_NODES 32 //pow(2, AREA_DEPTH+1)
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#define EDICT_FROM_AREA(l) STRUCT_FROM_LINK(l,wedict_t,area)
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typedef struct wedict_s wedict_t;
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typedef struct
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{
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qboolean present;
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vec3_t laggedpos;
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} laggedentinfo_t;
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struct world_s
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{
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void (*Event_Touch)(struct world_s *w, wedict_t *s, wedict_t *o);
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model_t *(*GetCModel)(struct world_s *w, int modelindex);
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int *global_self;
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unsigned int max_edicts; //limiting factor... 1024 fields*4*MAX_EDICTS == a heck of a lot.
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unsigned int num_edicts; // increases towards MAX_EDICTS
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/*FTE_DEPRECATED*/ unsigned int edict_size; //still used in copyentity
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wedict_t *edicts; // can NOT be array indexed.
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struct progfuncs_s *progs;
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qboolean usesolidcorpse;
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model_t *worldmodel;
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areanode_t areanodes[AREA_NODES];
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int numareanodes;
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double physicstime;
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int lastcheck; // used by PF_checkclient
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double lastchecktime; // for monster ai
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float lagentsfrac;
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laggedentinfo_t *lagents;
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unsigned int maxlagents;
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#ifdef USEODE
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worldode_t ode;
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#endif
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};
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typedef struct world_s world_t;
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#ifdef USEODE
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void World_Physics_RemoveFromEntity(world_t *world, wedict_t *ed);
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void World_Physics_RemoveJointFromEntity(world_t *world, wedict_t *ed);
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void World_Physics_Frame(world_t *world, double frametime, double gravity);
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void World_Physics_Init(void);
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void World_Physics_Start(world_t *world);
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void World_Physics_End(world_t *world);
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void World_Physics_Shutdown(void);
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#endif
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void World_ClearWorld (world_t *w);
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// called after the world model has been loaded, before linking any entities
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void World_UnlinkEdict (wedict_t *ent);
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// call before removing an entity, and before trying to move one,
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// so it doesn't clip against itself
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// flags ent->v.modified
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void World_LinkEdict (world_t *w, wedict_t *ent, qboolean touch_triggers);
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// Needs to be called any time an entity changes origin, mins, maxs, or solid
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// flags ent->v.modified
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// sets ent->v.absmin and ent->v.absmax
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// if touchtriggers, calls prog functions for the intersected triggers
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void World_TouchLinks (world_t *w, wedict_t *ent, areanode_t *node);
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int World_PointContents (world_t *w, vec3_t p);
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// returns the CONTENTS_* value from the world at the given point.
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// does not check any entities at all
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wedict_t *World_TestEntityPosition (world_t *w, wedict_t *ent);
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/*
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World_Move:
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mins and maxs are reletive
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if the entire move stays in a solid volume, trace.allsolid will be set
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if the starting point is in a solid, it will be allowed to move out
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to an open area
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nomonsters is used for line of sight or edge testing, where mosnters
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shouldn't be considered solid objects
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passedict is explicitly excluded from clipping checks (normally NULL)
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*/
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trace_t World_Move (world_t *w, vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, int type, wedict_t *passedict);
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#ifdef Q2SERVER
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typedef struct q2edict_s q2edict_t;
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void VARGS WorldQ2_LinkEdict(world_t *w, q2edict_t *ent);
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void VARGS WorldQ2_UnlinkEdict(world_t *w, q2edict_t *ent);
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int VARGS WorldQ2_AreaEdicts (world_t *w, vec3_t mins, vec3_t maxs, q2edict_t **list,
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int maxcount, int areatype);
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trace_t WorldQ2_Move (world_t *w, vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, int type, q2edict_t *passedict);
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unsigned int Q2BSP_FatPVS (model_t *mod, vec3_t org, qbyte *buffer, unsigned int buffersize, qboolean add);
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qboolean Q2BSP_EdictInFatPVS(model_t *mod, struct pvscache_s *ent, qbyte *pvs);
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void Q2BSP_FindTouchedLeafs(model_t *mod, struct pvscache_s *ent, float *mins, float *maxs);
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#endif
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/*sv_move.c*/
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qboolean World_CheckBottom (world_t *world, wedict_t *ent);
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qboolean World_movestep (world_t *world, wedict_t *ent, vec3_t move, qboolean relink, qboolean noenemy, void (*set_move_trace)(trace_t *trace, struct globalvars_s *pr_globals), struct globalvars_s *set_trace_globs);
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qboolean World_MoveToGoal (world_t *world, wedict_t *ent, float dist);
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