X-Git-Url: http://git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=world.h;h=1b60ac6c2b48cbd74db530237db1db418e98ec4d;hp=e01b831c0ca8b00f89c26b2ee484ba9bc7ed1f22;hb=6167697dced0c996142de886b52c3e9a119537a2;hpb=e80a362bdb11a1192b828defe4ecc6953a4b8dbe diff --git a/world.h b/world.h index e01b831c..1b60ac6c 100644 --- a/world.h +++ b/world.h @@ -22,6 +22,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. #ifndef WORLD_H #define WORLD_H +#include "qtypes.h" #include "collision.h" #define MOVE_NORMAL 0 @@ -30,35 +31,108 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. #define MOVE_WORLDONLY 3 #define MOVE_HITMODEL 4 - -// called after the world model has been loaded, before linking any entities -void SV_ClearWorld (void); - -// call before removing an entity, and before trying to move one, -// so it doesn't clip against itself -void SV_UnlinkEdict (prvm_edict_t *ent); - -// Needs to be called any time an entity changes origin, mins, maxs, or solid -// sets ent->v.absmin and ent->v.absmax -// if touchtriggers, calls prog functions for the intersected triggers -void SV_LinkEdict (prvm_edict_t *ent, qboolean touch_triggers); - -// returns list of entities touching a box -int SV_EntitiesInBox(vec3_t mins, vec3_t maxs, int maxlist, prvm_edict_t **list); - -// mins and maxs are relative -// if the entire move stays in a solid volume, trace.allsolid will be set - -// if the starting point is in a solid, it will be allowed to move out -// to an open area - -// nomonsters is used for line of sight or edge testing, where mosnters -// shouldn't be considered solid objects - -// passedict is explicitly excluded from clipping checks (normally NULL) -trace_t SV_Move(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict); - -#define SV_PointSuperContents(point) (SV_Move((point), vec3_origin, vec3_origin, (point), sv_gameplayfix_swiminbmodels.integer ? MOVE_NOMONSTERS : MOVE_WORLDONLY, NULL).startsupercontents) +#define AREA_GRID 128 +#define AREA_GRIDNODES (AREA_GRID * AREA_GRID) + +typedef struct link_s +{ + llist_t list; + int entitynumber; +} link_t; + +typedef struct world_physics_s +{ + // for ODE physics engine + qbool 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; + +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; + +// 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 World_Init(void); +void World_Shutdown(void); + +/// 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); + +void World_PrintAreaStats(world_t *world, const char *worldname); + +/// 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); + +/// 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); + +/// \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); + +void World_Start(world_t *world); +void World_End(world_t *world); + +// update physics +// this is called by SV_Physics +void World_Physics_Frame(world_t *world, double frametime, double gravity); + +// 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); + +// 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); #endif