*/
// world.h
-typedef struct
+#ifndef WORLD_H
+#define WORLD_H
+
+#include "collision.h"
+
+#define MOVE_NORMAL 0
+#define MOVE_NOMONSTERS 1
+#define MOVE_MISSILE 2
+#define MOVE_WORLDONLY 3
+#define MOVE_HITMODEL 4
+
+#define AREA_GRID 128
+#define AREA_GRIDNODES (AREA_GRID * AREA_GRID)
+
+typedef struct link_s
{
- vec3_t normal;
- float dist;
-} plane_t;
+ int entitynumber;
+ struct link_s *prev, *next;
+} link_t;
-typedef struct
+typedef struct world_physics_s
{
- qboolean allsolid; // if true, plane is not valid
- qboolean startsolid; // if true, the initial point was in a solid area
- qboolean inopen, inwater;
- float fraction; // time completed, 1.0 = didn't hit anything
- vec3_t endpos; // final position
- plane_t plane; // surface normal at impact
- edict_t *ent; // entity the surface is on
- int startcontents; // if not zero, treats this value as empty, and
- // all others as solid (impact on content change)
- int endcontents; // set to the contents that was hit at the end point
-} trace_t;
+ // for ODE physics engine
+ qboolean ode; // if true then ode is activated
+ void *ode_world;
+ void *ode_space;
+ void *ode_contactgroup;
+ // number of constraint solver iterations to use (for dWorldQuickStep)
+ int ode_iterations;
+ // actual step (server frametime / ode_iterations)
+ vec_t ode_step;
+ // time we need to simulate, for constantstep
+ vec_t ode_time;
+ // stats
+ int ode_numobjects; // total objects cound
+ int ode_activeovjects; // active objects count
+ // max velocity for a 1-unit radius object at current step to prevent
+ // missed collisions
+ vec_t ode_movelimit;
+}
+world_physics_t;
+struct prvm_prog_s;
-#define MOVE_NORMAL 0
-#define MOVE_NOMONSTERS 1
-#define MOVE_MISSILE 2
+typedef struct world_s
+{
+ // convenient fields
+ char filename[MAX_QPATH];
+ vec3_t mins;
+ vec3_t maxs;
+ struct prvm_prog_s *prog;
+
+ int areagrid_stats_calls;
+ int areagrid_stats_nodechecks;
+ int areagrid_stats_entitychecks;
+
+ link_t areagrid[AREA_GRIDNODES];
+ link_t areagrid_outside;
+ vec3_t areagrid_bias;
+ vec3_t areagrid_scale;
+ vec3_t areagrid_mins;
+ vec3_t areagrid_maxs;
+ vec3_t areagrid_size;
+ int areagrid_marknumber;
+
+ // if the QC uses a physics engine, the data for it is here
+ world_physics_t physics;
+}
+world_t;
+struct prvm_edict_s;
-void SV_ClearWorld (void);
-// called after the world model has been loaded, before linking any entities
+// cyclic doubly-linked list functions
+void World_ClearLink(link_t *l);
+void World_RemoveLink(link_t *l);
+void World_InsertLinkBefore(link_t *l, link_t *before, int entitynumber);
-void SV_UnlinkEdict (edict_t *ent);
-// call before removing an entity, and before trying to move one,
-// so it doesn't clip against itself
-// flags ent->v.modified
+void World_Init(void);
+void World_Shutdown(void);
-void SV_LinkEdict (edict_t *ent, qboolean touch_triggers);
-// Needs to be called any time an entity changes origin, mins, maxs, or solid
-// flags ent->v.modified
-// sets ent->v.absmin and ent->v.absmax
-// if touchtriggers, calls prog functions for the intersected triggers
+/// called after the world model has been loaded, before linking any entities
+void World_SetSize(world_t *world, const char *filename, const vec3_t mins, const vec3_t maxs, struct prvm_prog_s *prog);
+/// unlinks all entities (used before reallocation of edicts)
+void World_UnlinkAll(world_t *world);
-extern int SV_HullPointContents (hull_t *hull, int num, vec3_t p);
-// LordHavoc: waste of time to wrap it
-//int SV_PointContents (vec3_t p);
-#define SV_PointContents(testpoint) SV_HullPointContents(&sv.worldmodel->hulls[0], 0, (testpoint))
-// returns the CONTENTS_* value from the world at the given point.
-// does not check any entities at all
-// the non-true version remaps the water current contents to content_water
+void World_PrintAreaStats(world_t *world, const char *worldname);
-edict_t *SV_TestEntityPosition (edict_t *ent);
+/// call before removing an entity, and before trying to move one,
+/// so it doesn't clip against itself
+void World_UnlinkEdict(struct prvm_edict_s *ent);
-trace_t SV_Move (vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, int type, edict_t *passedict);
-// mins and maxs are reletive
+/// Needs to be called any time an entity changes origin, mins, maxs
+void World_LinkEdict(world_t *world, struct prvm_edict_s *ent, const vec3_t mins, const vec3_t maxs);
-// if the entire move stays in a solid volume, trace.allsolid will be set
+/// \returns list of entities touching a box
+int World_EntitiesInBox(world_t *world, const vec3_t mins, const vec3_t maxs, int maxlist, struct prvm_edict_s **list);
-// if the starting point is in a solid, it will be allowed to move out
-// to an open area
+void World_Start(world_t *world);
+void World_End(world_t *world);
-// nomonsters is used for line of sight or edge testing, where mosnters
-// shouldn't be considered solid objects
+// update physics
+// this is called by SV_Physics
+void World_Physics_Frame(world_t *world, double frametime, double gravity);
-// passedict is explicitly excluded from clipping checks (normally NULL)
+// change physics properties of entity
+struct prvm_edict_s;
+struct edict_odefunc_s;
+void World_Physics_ApplyCmd(struct prvm_edict_s *ed, struct edict_odefunc_s *f);
-int SV_RecursiveHullCheck (int num, float p1f, float p2f, vec3_t p1, vec3_t p2);
+// remove physics data from entity
+// this is called by entity removal
+void World_Physics_RemoveFromEntity(world_t *world, struct prvm_edict_s *ed);
+void World_Physics_RemoveJointFromEntity(world_t *world, struct prvm_edict_s *ed);
-typedef struct
-{
- hull_t *hull;
- trace_t *trace;
- vec3_t start;
- vec3_t dist;
-}
-RecursiveHullCheckTraceInfo_t;
+#endif
-// LordHavoc: FIXME: this is not thread safe, if threading matters here, pass
-// this as a struct to RecursiveHullCheck, RecursiveHullCheck_Impact, etc...
-extern RecursiveHullCheckTraceInfo_t RecursiveHullCheckInfo;
projects / xonotic / darkplaces.git / blobdiff