#include "quakedef.h" #define Q2NUM_FOR_EDICT(ent) (((char *)ent - (char *)ge->edicts) / ge->edict_size) #ifndef Q2SERVER qboolean SVQ2_InitGameProgs(void) { return false; } #else game_export_t *ge; int svq2_maxclients; dllhandle_t *q2gamedll; void SVQ2_UnloadGame (void) { if (q2gamedll) Sys_CloseLibrary(q2gamedll); q2gamedll = NULL; } void *SVQ2_GetGameAPI (void *parms) { void *(VARGS *GetGameAPI)(void *); dllfunction_t funcs[] = { {(void**)&GetGameAPI, "GetGameAPI"}, {NULL,NULL} }; char name[MAX_OSPATH]; char syspath[MAX_OSPATH]; char gamepath[MAX_OSPATH]; void *iterator; int o; const char *gamename[] = { "", "", #ifdef _DEBUG "debug/game" ARCH_CPU_POSTFIX ARCH_DL_POSTFIX, #endif #if defined(__linux__) && defined(__i386__) "game" "i386" ARCH_DL_POSTFIX, //compat is often better than consistancy #endif "game" ARCH_CPU_POSTFIX ARCH_DL_POSTFIX, "game" ARCH_DL_POSTFIX, NULL }; void *ret; #ifdef _DEBUG Con_DPrintf("Searching for %s\n", gamename[3]); #else Con_DPrintf("Searching for %s\n", gamename[2]); #endif iterator = NULL; while(COM_IteratePaths(&iterator, syspath, sizeof(syspath), gamepath, sizeof(gamepath))) { for (o = 0; gamename[o]; o++) { if (o == 0) { //nice and specific if (!host_parms.binarydir) continue; Q_snprintfz(name, sizeof(name), "%sq2game"ARCH_CPU_POSTFIX"_%s"ARCH_DL_POSTFIX, host_parms.binarydir, gamepath); } else if (o == 1) { //because some people don't like knowing what cpu arch they're compiling for if (!host_parms.binarydir) continue; Q_snprintfz(name, sizeof(name), "%slibgame_%s"ARCH_DL_POSTFIX, host_parms.binarydir, gamepath); } else { //gamedir paths as specified above. if (com_nogamedirnativecode.ival) continue; Q_snprintfz(name, sizeof(name), "%s%s", syspath, gamename[o]); } q2gamedll = Sys_LoadLibrary(name, funcs); if (q2gamedll) { ret = GetGameAPI(parms); if (ret) { return ret; } Sys_CloseLibrary(q2gamedll); q2gamedll = 0; } } } #ifdef _WIN64 //if we found 32bit q2 gamecode that cannot be loaded, print out a warning about it. //this should make it a little obvious when people try using 64bit builds to run q2. if (COM_FCheckExists("gamex86.dll")) Con_Printf(CON_ERROR "WARNING: 32bit q2 gamecode found, but it cannot be used in a 64bit process.\nIf you wish to run this q2 mod, you will need to use a 32bit engine build.\n"); #endif return NULL; } /* =============== PF_Unicast Sends the contents of the mutlicast buffer to a single client =============== */ static void VARGS PFQ2_Unicast (q2edict_t *ent, qboolean reliable) { int p; client_t *client; if (!ent) return; p = Q2NUM_FOR_EDICT(ent); if (p < 1 || p > svs.allocated_client_slots) return; client = svs.clients + (p-1); if (client->state < cs_connected) return; if (client->controller) { client_t *peer; for (p = 0, peer = client->controller; peer; peer = peer->controlled, p++) { if (peer == client) break; } client = client->controller; //svcq2_playerinfo is not normally valid except within the svc_frame message. //this means its 'free' to repurpose for things like splitscreen. woot. MSG_WriteShort(&sv.q2multicast, 0); memmove(sv.q2multicast.data+2, sv.q2multicast.data, sv.q2multicast.cursize-2); sv.q2multicast.data[0] = svcq2_playerinfo; sv.q2multicast.data[1] = p; } if (reliable) SZ_Write (&client->netchan.message, sv.q2multicast.data, sv.q2multicast.cursize); else SZ_Write (&client->datagram, sv.q2multicast.data, sv.q2multicast.cursize); SZ_Clear (&sv.q2multicast); } /* =============== PF_dprintf Debug print to server console =============== */ static void VARGS PFQ2_dprintf (const char *fmt, ...) { char msg[1024]; va_list argptr; va_start (argptr,fmt); vsnprintf (msg, sizeof(msg), fmt, argptr); va_end (argptr); Con_Printf ("%s", msg); } /* =============== PF_cprintf Print to a single client =============== */ static void VARGS PFQ2_cprintf (q2edict_t *ent, int level, const char *fmt, ...) { char msg[1024]; va_list argptr; int n=0; if (ent) { n = Q2NUM_FOR_EDICT(ent); if (n < 1 || n > svs.allocated_client_slots) { Sys_Error ("cprintf to a non-client"); return; } if (svs.clients[n-1].state < cs_connected) { Sys_Error ("cprintf to a disconnected client"); return; } } va_start (argptr,fmt); vsnprintf (msg, sizeof(msg), fmt, argptr); va_end (argptr); if (ent) SV_ClientPrintf (svs.clients+(n-1), level, "%s", msg); else Con_Printf ("%s", msg); } /* =============== PF_centerprintf centerprint to a single client =============== */ static void VARGS PFQ2_centerprintf (q2edict_t *ent, const char *fmt, ...) { char msg[1024]; va_list argptr; int n; n = Q2NUM_FOR_EDICT(ent); if (n < 1 || n > svs.allocated_client_slots) return; // Com_Error (ERR_DROP, "centerprintf to a non-client"); if (svs.clients[n-1].state < cs_connected) return; va_start (argptr,fmt); vsprintf (msg, fmt, argptr); va_end (argptr); MSG_WriteByte (&sv.q2multicast,svcq2_centerprint); MSG_WriteString (&sv.q2multicast,msg); PFQ2_Unicast (ent, true); } /* =============== PF_error Abort the server with a game error =============== */ static void VARGS PFQ2_error (const char *fmt, ...) { char msg[1024]; va_list argptr; va_start (argptr,fmt); vsnprintf (msg, sizeof(msg), fmt, argptr); va_end (argptr); SV_Error("Game Error: %s", msg); } /* =============== PF_Configstring =============== */ static void VARGS PFQ2_Configstring (int i, const char *val) { if (i < 0 || i >= Q2MAX_CONFIGSTRINGS) Sys_Error ("configstring: bad index %i\n", i); if (!val) val = ""; Z_Free((char*)sv.strings.configstring[i]); sv.strings.configstring[i] = Z_StrDup(val); if (i == Q2CS_NAME) Q_strncpyz(sv.mapname, val, sizeof(sv.mapname)); if (sv.state != ss_loading) { // send the update to everyone SZ_Clear (&sv.q2multicast); MSG_WriteChar (&sv.q2multicast, svcq2_configstring); MSG_WriteShort (&sv.q2multicast, i); MSG_WriteString (&sv.q2multicast, val); SV_Multicast (vec3_origin, MULTICAST_ALL_R); } } static int SVQ2_FindIndex (const char *name, int start, int max, int overflowtype) { int i; const char *strings; if (!name || !name[0]) return 0; for (i=1 ; is.modelindex = 0; return; } i = SVQ2_ModelIndex (name); // ent->model = name; ent->s.modelindex = i; // if it is an inline model, get the size information for it if (name[0] == '*') { mod = Mod_FindName (Mod_FixName(name, sv.modelname)); if (mod->loadstate == MLS_LOADING) COM_WorkerPartialSync(mod, &mod->loadstate, MLS_LOADING); //wait for it if needed VectorCopy (mod->mins, ent->mins); VectorCopy (mod->maxs, ent->maxs); WorldQ2_LinkEdict (&sv.world, ent); } } /* static qboolean PFQ2_Q1BSP_AreasConnected (int area1, int area2) { return true; } static qboolean CMQ2_Q1BSP_SetAreaPortalState (int portalnum, qboolean open) { return true; }*/ static void VARGS PFQ2_WriteChar (int c) {MSG_WriteChar (&sv.q2multicast, c & 0xff);} static void VARGS PFQ2_WriteByte (int c) {MSG_WriteByte (&sv.q2multicast, c & 0xff);} static void VARGS PFQ2_WriteShort (int c) {MSG_WriteShort (&sv.q2multicast, c & 0xffff);} static void VARGS PFQ2_WriteLong (int c) {MSG_WriteLong (&sv.q2multicast, c);} static void VARGS PFQ2_WriteFloat (float f) {MSG_WriteFloat (&sv.q2multicast, f);} static void VARGS PFQ2_WriteString (const char *s) {MSG_WriteString (&sv.q2multicast, s);} static void VARGS PFQ2_WriteAngle (float f) {MSG_WriteAngle (&sv.q2multicast, f);} static void VARGS PFQ2_WritePos (vec3_t pos) { MSG_WriteCoord (&sv.q2multicast, pos[0]); MSG_WriteCoord (&sv.q2multicast, pos[1]); MSG_WriteCoord (&sv.q2multicast, pos[2]); } static void VARGS PFQ2_WriteDir (vec3_t dir) {MSG_WriteDir (&sv.q2multicast, dir);} /* ================= PF_inPVS Also checks portalareas so that doors block sight ================= */ static qboolean VARGS PFQ2_inPVS (vec3_t p1, vec3_t p2) { int leafnum; int cluster; int area1, area2; qbyte *mask; //FIXME: requires q2/q3 bsp leafnum = CM_PointLeafnum (sv.world.worldmodel, p1); cluster = CM_LeafCluster (sv.world.worldmodel, leafnum); area1 = CM_LeafArea (sv.world.worldmodel, leafnum); mask = CM_ClusterPVS (sv.world.worldmodel, cluster, NULL, PVM_FAST); leafnum = CM_PointLeafnum (sv.world.worldmodel, p2); cluster = CM_LeafCluster (sv.world.worldmodel, leafnum); area2 = CM_LeafArea (sv.world.worldmodel, leafnum); if ( mask && (!(mask[cluster>>3] & (1<<(cluster&7)) ) ) ) return false; if (!CM_AreasConnected (sv.world.worldmodel, area1, area2)) return false; // a door blocks sight return true; } /* ================= PF_inPHS Also checks portalareas so that doors block sound ================= */ static qboolean VARGS PFQ2_inPHS (vec3_t p1, vec3_t p2) { int leafnum; int cluster; int area1, area2; qbyte *mask; //FIXME: requires q2/q3 bsp leafnum = CM_PointLeafnum (sv.world.worldmodel, p1); cluster = CM_LeafCluster (sv.world.worldmodel, leafnum); area1 = CM_LeafArea (sv.world.worldmodel, leafnum); mask = CM_ClusterPHS (sv.world.worldmodel, cluster, NULL); leafnum = CM_PointLeafnum (sv.world.worldmodel, p2); cluster = CM_LeafCluster (sv.world.worldmodel, leafnum); area2 = CM_LeafArea (sv.world.worldmodel, leafnum); if ( mask && (!(mask[cluster>>3] & (1<<(cluster&7)) ) ) ) return false; // more than one bounce away if (!CM_AreasConnected (sv.world.worldmodel, area1, area2)) return false; // a door blocks hearing return true; } qboolean VARGS PFQ2_AreasConnected(unsigned int area1, unsigned int area2) { //FIXME: requires q2/q3 bsp return CM_AreasConnected(sv.world.worldmodel, area1, area2); } #define Q2ATTN_NONE 0 // full volume the entire level #define Q2ATTN_NORM 1/* #define Q2CHAN_AUTO 0 #define Q2CHAN_WEAPON 1 #define Q2CHAN_VOICE 2 #define Q2CHAN_ITEM 3 #define Q2CHAN_BODY 4*/ #define Q2CHAN_NO_PHS_ADD 8 #define Q2CHAN_RELIABLE 16 static void VARGS SVQ2_StartSound (vec3_t origin, q2edict_t *entity, int channel, int soundindex, float volume, float attenuation, float timeofs) { int sendchan; int flags; int i; int ent; vec3_t origin_v; qboolean use_phs; unsigned int needext = 0; if (volume < 0 || volume > 1.0) Sys_Error ("SV_StartSound: volume = %f", volume); if (attenuation < 0 || attenuation > 4) Sys_Error ("SV_StartSound: attenuation = %f", attenuation); // if (channel < 0 || channel > 15) // Sys_Error ("SV_StartSound: channel = %i", channel); if (timeofs < 0 || timeofs > 0.255) Sys_Error ("SV_StartSound: timeofs = %f", timeofs); ent = Q2NUM_FOR_EDICT(entity); if (channel & Q2CHAN_NO_PHS_ADD) // no PHS flag use_phs = false; else use_phs = true; sendchan = (ent<<3) | (channel&7); flags = 0; if (volume != Q2DEFAULT_SOUND_PACKET_VOLUME) flags |= Q2SND_VOLUME; if (attenuation != Q2DEFAULT_SOUND_PACKET_ATTENUATION) flags |= Q2SND_ATTENUATION; if (soundindex > 0xff) { flags |= Q2SND_LARGEIDX; needext |= PEXT_SOUNDDBL; } // the client doesn't know that bmodels have weird origins // the origin can also be explicitly set if ( (entity->svflags & SVF_NOCLIENT) || (entity->solid == Q2SOLID_BSP) || origin ) flags |= Q2SND_POS; // always send the entity number for channel overrides flags |= Q2SND_ENT; if (timeofs) flags |= Q2SND_OFFSET; // use the entity origin unless it is a bmodel or explicitly specified if (!origin) { origin = origin_v; if (entity->solid == Q2SOLID_BSP) { for (i=0 ; i<3 ; i++) origin_v[i] = entity->s.origin[i]+0.5*(entity->mins[i]+entity->maxs[i]); } else { VectorCopy (entity->s.origin, origin_v); } if (flags & Q2SND_POS) { for (i=0 ; i<3 ; i++) if (-32768/8.0 > origin_v[i] || origin_v[i] > 32767/8.0) { flags |= Q2SND_LARGEPOS; needext |= PEXT_FLOATCOORDS; break; } } } MSG_WriteByte (&sv.q2multicast, svcq2_sound); MSG_WriteByte (&sv.q2multicast, flags); if (flags & Q2SND_LARGEIDX) MSG_WriteShort (&sv.q2multicast, soundindex); else MSG_WriteByte (&sv.q2multicast, soundindex); if (flags & Q2SND_VOLUME) MSG_WriteByte (&sv.q2multicast, volume*255); if (flags & Q2SND_ATTENUATION) MSG_WriteByte (&sv.q2multicast, attenuation*64); if (flags & Q2SND_OFFSET) MSG_WriteByte (&sv.q2multicast, timeofs*1000); if (flags & Q2SND_ENT) MSG_WriteShort (&sv.q2multicast, sendchan); if (flags & Q2SND_POS) { if (flags & Q2SND_LARGEPOS) { MSG_WriteFloat (&sv.q2multicast, origin[0]); MSG_WriteFloat (&sv.q2multicast, origin[1]); MSG_WriteFloat (&sv.q2multicast, origin[2]); } else { MSG_WriteCoord (&sv.q2multicast, origin[0]); MSG_WriteCoord (&sv.q2multicast, origin[1]); MSG_WriteCoord (&sv.q2multicast, origin[2]); } } // if the sound doesn't attenuate,send it to everyone // (global radio chatter, voiceovers, etc) if (attenuation == Q2ATTN_NONE) use_phs = false; if (channel & Q2CHAN_RELIABLE) SV_MulticastProtExt(origin, use_phs?MULTICAST_PHS_R:MULTICAST_ALL_R, FULLDIMENSIONMASK, needext, 0); else SV_MulticastProtExt(origin, use_phs?MULTICAST_PHS:MULTICAST_ALL, FULLDIMENSIONMASK, needext, 0); } static void VARGS PFQ2_StartSound (q2edict_t *entity, int channel, int sound_num, float volume, float attenuation, float timeofs) { if (!entity) return; SVQ2_StartSound (NULL, entity, channel, sound_num, volume, attenuation, timeofs); } static q2trace_t VARGS SVQ2_Trace (vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, q2edict_t *passedict, int contentmask) { q2trace_t ret; trace_t tr; if (!mins) mins = vec3_origin; if (!maxs) maxs = vec3_origin; tr = WorldQ2_Move(&sv.world, start, mins, maxs, end, contentmask, passedict); ret.allsolid = tr.allsolid; ret.startsolid = tr.startsolid; ret.contents = tr.contents; ret.surface = tr.surface; ret.fraction = tr.fraction; VectorCopy(tr.endpos, ret.endpos); memset(&ret.plane, 0, sizeof(ret.plane)); VectorCopy(tr.plane.normal, ret.plane.normal); ret.plane.dist = tr.plane.dist; ret.ent = tr.ent; return ret; } static int VARGS SVQ2_PointContents (vec3_t p) { q2trace_t tr = SVQ2_Trace(p, vec3_origin, vec3_origin, p, NULL, ~0); return tr.contents; // return CM_PointContents(p, 0); } static cvar_t *VARGS Q2Cvar_Get (const char *var_name, const char *value, int flags) { cvar_t *var; //q2 gamecode knows about these flags. anything else is probably a bug, or 3rd-party extension. flags &= (CVAR_NOSET|CVAR_SERVERINFO|CVAR_USERINFO|CVAR_ARCHIVE|CVAR_LATCH); if (!strcmp(var_name, "gamedir")) var_name = "fs_gamedir"; var = Cvar_Get(var_name, value, flags, "Quake2 game variables"); if (!var) { Con_Printf("Q2Cvar_Get: variable %s not creatable\n", var_name); return NULL; } //allow this to change all < cvar_latch values. //this allows q2 dlls to apply different flags to a cvar without destroying our important ones (like cheat). flags |= var->flags; if (flags != var->flags) { var->flags = flags; Cvar_Set(var, var->string); } return var; } cvar_t *VARGS Q2Cvar_Set (const char *var_name, const char *value) { cvar_t *var = Cvar_FindVar(var_name); if (!var) { Con_Printf("Q2Cvar_Set: variable %s not found\n", var_name); return NULL; } return Cvar_Set(var, value); } cvar_t *VARGS Q2Cvar_ForceSet (const char *var_name, const char *value) { cvar_t *var = Cvar_FindVar(var_name); if (!var) { Con_Printf("Q2Cvar_Set: variable %s not found\n", var_name); return NULL; } return Cvar_ForceSet(var, value); } //============================================== /* =============== SV_ShutdownGameProgs Called when either the entire server is being killed, or it is changing to a different game directory. =============== */ void VARGS SVQ2_ShutdownGameProgs (void) { if (!ge) return; ge->Shutdown (); SVQ2_UnloadGame (); ge = NULL; } static void VARGS AddCommandString(const char *command) { Cbuf_AddText(command, RESTRICT_LOCAL); } /* =============== SV_InitGameProgs Init the game subsystem for a new map =============== */ static void VARGS Q2SCR_DebugGraph(float value, int color) {return;} static void VARGS SVQ2_LinkEdict (q2edict_t *ent) { WorldQ2_LinkEdict(&sv.world, ent); } static void VARGS SVQ2_UnlinkEdict (q2edict_t *ent) { WorldQ2_UnlinkEdict(&sv.world, ent); } static int VARGS SVQ2_AreaEdicts (vec3_t mins, vec3_t maxs, q2edict_t **list, int maxcount, int areatype) { return WorldQ2_AreaEdicts(&sv.world, mins, maxs, list, maxcount, areatype); } static model_t *QDECL SVQ2_GetCModel(world_t *w, int modelindex) { if ((unsigned int)modelindex < MAX_PRECACHE_MODELS) return sv.models[modelindex]; else return NULL; } void SVQ2_InitWorld(void) { World_ClearWorld_Nodes (&sv.world, false); sv.world.Get_CModel = SVQ2_GetCModel; } static void QDECL PFQ2_SetAreaPortalState(unsigned int p, qboolean s) { CMQ2_SetAreaPortalState(sv.world.worldmodel, p, s); } qboolean SVQ2_InitGameProgs(void) { extern cvar_t maxclients; static volatile game_import_t import; //volatile because msvc sucks if (COM_CheckParm("-noq2dll")) { SVQ2_ShutdownGameProgs(); return false; } if (ge) { SVQ2_InitWorld(); return true; } // calc the imports. import.multicast = SV_Multicast; import.unicast = PFQ2_Unicast; import.bprintf = SV_BroadcastPrintf; import.dprintf = PFQ2_dprintf; import.cprintf = PFQ2_cprintf; import.centerprintf = PFQ2_centerprintf; import.error = PFQ2_error; import.linkentity = SVQ2_LinkEdict; import.unlinkentity = SVQ2_UnlinkEdict; import.BoxEdicts = SVQ2_AreaEdicts; import.trace = SVQ2_Trace; import.pointcontents = SVQ2_PointContents; import.setmodel = PFQ2_setmodel; import.inPVS = PFQ2_inPVS; import.inPHS = PFQ2_inPHS; import.Pmove = Q2_Pmove; import.modelindex = SVQ2_ModelIndex; import.soundindex = SVQ2_SoundIndex; import.imageindex = SVQ2_ImageIndex; import.configstring = PFQ2_Configstring; import.sound = PFQ2_StartSound; import.positioned_sound = SVQ2_StartSound; import.WriteChar = PFQ2_WriteChar; import.WriteByte = PFQ2_WriteByte; import.WriteShort = PFQ2_WriteShort; import.WriteLong = PFQ2_WriteLong; import.WriteFloat = PFQ2_WriteFloat; import.WriteString = PFQ2_WriteString; import.WritePosition = PFQ2_WritePos; import.WriteDir = PFQ2_WriteDir; import.WriteAngle = PFQ2_WriteAngle; import.TagMalloc = Z_TagMalloc; import.TagFree = Z_TagFree; import.FreeTags = Z_FreeTags; import.cvar = Q2Cvar_Get; import.cvar_set = Q2Cvar_Set; import.cvar_forceset = Q2Cvar_ForceSet; import.argc = Cmd_Argc; import.argv = Cmd_Argv; import.args = Cmd_Args; import.AddCommandString = AddCommandString; import.DebugGraph = Q2SCR_DebugGraph; import.SetAreaPortalState = PFQ2_SetAreaPortalState; import.AreasConnected = PFQ2_AreasConnected; ge = (game_export_t *)SVQ2_GetGameAPI ((game_import_t*)&import); if (!ge) return false; if (ge->apiversion != Q2GAME_API_VERSION) { Con_Printf("game is version %i, not %i", ge->apiversion, Q2GAME_API_VERSION); SVQ2_UnloadGame (); return false; } //stop q2 from crashing. if (!deathmatch.value && !coop.value) maxclients.value = 1; else maxclients.value = maxclients.ival; if (maxclients.value > MAX_CLIENTS) Cvar_SetValue(&maxclients, MAX_CLIENTS); svq2_maxclients = maxclients.value; maxclients.flags |= CVAR_LATCH; deathmatch.flags |= CVAR_LATCH; coop.flags |= CVAR_LATCH; SVQ2_InitWorld(); ge->Init (); return true; } #endif