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Linux dedicated server: set nice -19 while spawning server (can be turned off by...
[xonotic/darkplaces.git] / host.c
diff --git a/host.c b/host.c
index f3de7a18522be5a4761e7b41edb5bd1c81e8d4c5..4d27f3835f13f8b924b449655cac7526a3958c59 100644 (file)
--- a/host.c
+++ b/host.c
@@ -24,7 +24,6 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include <time.h>
 #include "libcurl.h"
 #include "cdaudio.h"
-#include "cl_gecko.h"
 #include "cl_video.h"
 #include "progsvm.h"
 #include "csprogs.h"
@@ -60,6 +59,7 @@ double host_starttime = 0;
 
 // pretend frames take this amount of time (in seconds), 0 = realtime
 cvar_t host_framerate = {0, "host_framerate","0", "locks frame timing to this value in seconds, 0.05 is 20fps for example, note that this can easily run too fast, use cl_maxfps if you want to limit your framerate instead, or sys_ticrate to limit server speed"};
+cvar_t cl_maxphysicsframesperserverframe = {0, "cl_maxphysicsframesperserverframe","10", "maximum number of physics frames per server frame"};
 // shows time used by certain subsystems
 cvar_t host_speeds = {0, "host_speeds","0", "reports how much time is used in server/graphics/sound"};
 cvar_t host_maxwait = {0, "host_maxwait","1000", "maximum sleep time requested from the operating system in millisecond. Larger sleeps will be done using multiple host_maxwait length sleeps. Lowering this value will increase CPU load, but may help working around problems with accuracy of sleep times."};
@@ -92,6 +92,9 @@ aborts the current host frame and goes on with the next one
 */
 void Host_AbortCurrentFrame(void)
 {
+       // in case we were previously nice, make us mean again
+       Sys_MakeProcessMean();
+
        longjmp (host_abortframe, 1);
 }
 
@@ -217,6 +220,7 @@ static void Host_InitLocal (void)
        Cmd_AddCommand("saveconfig", Host_SaveConfig_f, "save settings to config.cfg (or a specified filename) immediately (also automatic when quitting)");
        Cmd_AddCommand("loadconfig", Host_LoadConfig_f, "reset everything and reload configs");
 
+       Cvar_RegisterVariable (&cl_maxphysicsframesperserverframe);
        Cvar_RegisterVariable (&host_framerate);
        Cvar_RegisterVariable (&host_speeds);
        Cvar_RegisterVariable (&host_maxwait);
@@ -445,7 +449,7 @@ void SV_DropClient(qboolean crash)
 
        if (host_client->netconnection)
        {
-               // free the client (the body stays around)
+               // tell the client to be gone
                if (!crash)
                {
                        // LordHavoc: no opportunity for resending, so use unreliable 3 times
@@ -459,9 +463,6 @@ void SV_DropClient(qboolean crash)
                        NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, false);
                        NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, false);
                }
-               // break the net connection
-               NetConn_Close(host_client->netconnection);
-               host_client->netconnection = NULL;
        }
 
        // call qc ClientDisconnect function
@@ -471,11 +472,18 @@ void SV_DropClient(qboolean crash)
        {
                // call the prog function for removing a client
                // this will set the body to a dead frame, among other things
-               int saveSelf = prog->globals.server->self;
+               int saveSelf = PRVM_serverglobaledict(self);
                host_client->clientconnectcalled = false;
-               prog->globals.server->self = PRVM_EDICT_TO_PROG(host_client->edict);
-               PRVM_ExecuteProgram(prog->globals.server->ClientDisconnect, "QC function ClientDisconnect is missing");
-               prog->globals.server->self = saveSelf;
+               PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
+               PRVM_ExecuteProgram(PRVM_serverfunction(ClientDisconnect), "QC function ClientDisconnect is missing");
+               PRVM_serverglobaledict(self) = saveSelf;
+       }
+
+       if (host_client->netconnection)
+       {
+               // break the net connection
+               NetConn_Close(host_client->netconnection);
+               host_client->netconnection = NULL;
        }
 
        // if a download is active, close it
@@ -563,10 +571,10 @@ void Host_ShutdownServer(void)
        SV_VM_Begin();
        World_End(&sv.world);
        if(prog->loaded)
-               if(prog->funcoffsets.SV_Shutdown)
+               if(PRVM_serverfunction(SV_Shutdown))
                {
-                       func_t s = prog->funcoffsets.SV_Shutdown;
-                       prog->funcoffsets.SV_Shutdown = 0; // prevent it from getting called again
+                       func_t s = PRVM_serverfunction(SV_Shutdown);
+                       PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
                        PRVM_ExecuteProgram(s,"SV_Shutdown() required");
                }
        for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
@@ -786,6 +794,9 @@ void Host_Main(void)
                        double advancetime, aborttime = 0;
                        float offset;
 
+                       if (cls.state == ca_dedicated)
+                               Collision_Cache_NewFrame();
+
                        // run the world state
                        // don't allow simulation to run too fast or too slow or logic glitches can occur
 
@@ -796,7 +807,7 @@ void Host_Main(void)
                        {
                                // synchronize to the client frametime, but no less than 10ms and no more than sys_ticrate
                                advancetime = bound(0.01, cl_timer, sys_ticrate.value);
-                               framelimit = 10;
+                               framelimit = cl_maxphysicsframesperserverframe.integer;
                                aborttime = realtime + 0.1;
                        }
                        else
@@ -805,7 +816,7 @@ void Host_Main(void)
                                // listen servers can run multiple server frames per client frame
                                if (cls.state == ca_connected)
                                {
-                                       framelimit = 10;
+                                       framelimit = cl_maxphysicsframesperserverframe.integer;
                                        aborttime = realtime + 0.1;
                                }
                        }
@@ -854,7 +865,7 @@ void Host_Main(void)
                        
                        if (sv.paused == 1 && realtime > sv.pausedstart && sv.pausedstart > 0) {
                                prog->globals.generic[OFS_PARM0] = realtime - sv.pausedstart;
-                               PRVM_ExecuteProgram(prog->funcoffsets.SV_PausedTic, "QC function SV_PausedTic is missing");
+                               PRVM_ExecuteProgram(PRVM_serverfunction(SV_PausedTic), "QC function SV_PausedTic is missing");
                        }
 
                        // end the server VM frame
@@ -880,6 +891,8 @@ void Host_Main(void)
                if (cls.state != ca_dedicated && (cl_timer > 0 || cls.timedemo || ((vid_activewindow ? cl_maxfps : cl_maxidlefps).value < 1)))
                {
                        R_TimeReport("---");
+                       Collision_Cache_NewFrame();
+                       R_TimeReport("collisioncache");
                        // decide the simulation time
                        if (cls.capturevideo.active)
                        {
@@ -958,7 +971,6 @@ void Host_Main(void)
                        R_TimeReport("lerpworld");
 
                        CL_Video_Frame();
-                       CL_Gecko_Frame();
 
                        R_TimeReport("client");
 
@@ -1073,7 +1085,7 @@ static void Host_Init (void)
                developer.string = "1";
        }
 
-       if (COM_CheckParm("-developer2"))
+       if (COM_CheckParm("-developer2") || COM_CheckParm("-developer3"))
        {
                developer.value = developer.integer = 1;
                developer.string = "1";
@@ -1087,6 +1099,12 @@ static void Host_Init (void)
                developer_memorydebug.string = "1";
        }
 
+       if (COM_CheckParm("-developer3"))
+       {
+               gl_paranoid.integer = 1;gl_paranoid.string = "1";
+               gl_printcheckerror.integer = 1;gl_printcheckerror.string = "1";
+       }
+
 // COMMANDLINEOPTION: Console: -nostdout disables text output to the terminal the game was launched from
        if (COM_CheckParm("-nostdout"))
                sys_nostdout = 1;
@@ -1125,6 +1143,9 @@ static void Host_Init (void)
        dpsnprintf (engineversion, sizeof (engineversion), "%s %s %s", gamename, os, buildstring);
        Con_Printf("%s\n", engineversion);
 
+       // initialize process nice level
+       Sys_InitProcessNice();
+
        // initialize ixtable
        Mathlib_Init();
 
@@ -1148,6 +1169,8 @@ static void Host_Init (void)
        Host_InitLocal();
        Host_ServerOptions();
 
+       Thread_Init();
+
        if (cls.state == ca_dedicated)
                Cmd_AddCommand ("disconnect", CL_Disconnect_f, "disconnect from server (or disconnect all clients if running a server)");
        else
@@ -1157,7 +1180,6 @@ static void Host_Init (void)
                R_Modules_Init();
                Palette_Init();
                MR_Init_Commands();
-               Thread_Init();
                VID_Shared_Init();
                VID_Init();
                Render_Init();
@@ -1285,7 +1307,6 @@ void Host_Shutdown(void)
        // AK shutdown PRVM
        // AK hmm, no PRVM_Shutdown(); yet
 
-       CL_Gecko_Shutdown();
        CL_Video_Shutdown();
 
        Host_SaveConfig();
@@ -1300,9 +1321,9 @@ void Host_Shutdown(void)
        {
                R_Modules_Shutdown();
                VID_Shutdown();
-               Thread_Shutdown();
        }
 
+       Thread_Shutdown();
        Cmd_Shutdown();
        Key_Shutdown();
        CL_Shutdown();