]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - sv_phys.c
remove the -f makefile.bsd
[xonotic/darkplaces.git] / sv_phys.c
index e505b28949676e0c6c359d6dc7f5ddeef6369156..dcca2be3a97a0eae52e984d679fa620ee47ca63f 100644 (file)
--- a/sv_phys.c
+++ b/sv_phys.c
@@ -20,6 +20,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 // sv_phys.c
 
 #include "quakedef.h"
+// used only for VM_GetTempString
+#include "prvm_cmds.h"
 
 /*
 
@@ -45,12 +47,15 @@ cvar_t sv_gravity = {CVAR_NOTIFY, "sv_gravity","800", "how fast you fall (512 =
 cvar_t sv_maxvelocity = {CVAR_NOTIFY, "sv_maxvelocity","2000", "universal speed limit on all entities"};
 cvar_t sv_nostep = {CVAR_NOTIFY, "sv_nostep","0", "prevents MOVETYPE_STEP entities (monsters) from moving"};
 cvar_t sv_stepheight = {CVAR_NOTIFY, "sv_stepheight", "18", "how high you can step up (TW_SV_STEPCONTROL extension)"};
-cvar_t sv_jumpstep = {CVAR_NOTIFY, "sv_jumpstep", "1", "whether you can step up while jumping (sv_gameplayfix_stepwhilejumping must also be 1)"};
+cvar_t sv_jumpstep = {CVAR_NOTIFY, "sv_jumpstep", "0", "whether you can step up while jumping (sv_gameplayfix_stepwhilejumping must also be 1)"};
 cvar_t sv_wallfriction = {CVAR_NOTIFY, "sv_wallfriction", "1", "how much you slow down when sliding along a wall"};
 cvar_t sv_newflymove = {CVAR_NOTIFY, "sv_newflymove", "0", "enables simpler/buggier player physics (not recommended)"};
 cvar_t sv_freezenonclients = {CVAR_NOTIFY, "sv_freezenonclients", "0", "freezes time, except for players, allowing you to walk around and take screenshots of explosions"};
 cvar_t sv_playerphysicsqc = {CVAR_NOTIFY, "sv_playerphysicsqc", "1", "enables QuakeC function to override player physics"};
 
+cvar_t sv_sound_watersplash = {0, "sv_sound_watersplash", "misc/h2ohit1.wav", "sound to play when MOVETYPE_FLY/TOSS/BOUNCE/STEP entity enters or leaves water (empty cvar disables the sound)"};
+cvar_t sv_sound_land = {0, "sv_sound_land", "demon/dland2.wav", "sound to play when MOVETYPE_STEP entity hits the ground at high speed (empty cvar disables the sound)"};
+
 #define        MOVE_EPSILON    0.01
 
 void SV_Physics_Toss (prvm_edict_t *ent);
@@ -64,6 +69,21 @@ void SV_Phys_Init (void)
        Cvar_RegisterVariable(&sv_freezenonclients);
 
        Cvar_RegisterVariable(&sv_playerphysicsqc);
+
+       Cvar_RegisterVariable(&sv_sound_watersplash);
+       Cvar_RegisterVariable(&sv_sound_land);
+}
+
+/*
+============
+SV_TestEntityPosition
+
+returns true if the entity is in solid currently
+============
+*/
+static int SV_TestEntityPosition (prvm_edict_t *ent, int movemode)
+{
+       return SV_Move (ent->fields.server->origin, ent->fields.server->mins, ent->fields.server->maxs, ent->fields.server->origin, movemode, ent).startsolid;
 }
 
 /*
@@ -88,7 +108,7 @@ void SV_CheckAllEnts (void)
                 || check->fields.server->movetype == MOVETYPE_NOCLIP)
                        continue;
 
-               if (SV_TestEntityPosition (check))
+               if (SV_TestEntityPosition (check, MOVE_NORMAL))
                        Con_Print("entity in invalid position\n");
        }
 }
@@ -169,25 +189,73 @@ SV_Impact
 Two entities have touched, so run their touch functions
 ==================
 */
-void SV_Impact (prvm_edict_t *e1, prvm_edict_t *e2)
+void SV_Impact (prvm_edict_t *e1, trace_t *trace)
 {
        int old_self, old_other;
+       prvm_edict_t *e2 = (prvm_edict_t *)trace->ent;
+       prvm_eval_t *val;
 
        old_self = prog->globals.server->self;
        old_other = prog->globals.server->other;
 
        prog->globals.server->time = sv.time;
-       if (e1->fields.server->touch && e1->fields.server->solid != SOLID_NOT)
+       if (!e1->priv.server->free && !e2->priv.server->free && e1->fields.server->touch && e1->fields.server->solid != SOLID_NOT)
        {
                prog->globals.server->self = PRVM_EDICT_TO_PROG(e1);
                prog->globals.server->other = PRVM_EDICT_TO_PROG(e2);
+               prog->globals.server->trace_allsolid = trace->allsolid;
+               prog->globals.server->trace_startsolid = trace->startsolid;
+               prog->globals.server->trace_fraction = trace->fraction;
+               prog->globals.server->trace_inwater = trace->inwater;
+               prog->globals.server->trace_inopen = trace->inopen;
+               VectorCopy (trace->endpos, prog->globals.server->trace_endpos);
+               VectorCopy (trace->plane.normal, prog->globals.server->trace_plane_normal);
+               prog->globals.server->trace_plane_dist =  trace->plane.dist;
+               if (trace->ent)
+                       prog->globals.server->trace_ent = PRVM_EDICT_TO_PROG(trace->ent);
+               else
+                       prog->globals.server->trace_ent = PRVM_EDICT_TO_PROG(prog->edicts);
+               if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dpstartcontents)))
+                       val->_float = trace->startsupercontents;
+               if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dphitcontents)))
+                       val->_float = trace->hitsupercontents;
+               if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dphitq3surfaceflags)))
+                       val->_float = trace->hitq3surfaceflags;
+               if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dphittexturename)))
+               {
+                       if (trace->hittexture)
+                       {
+                               char *s = VM_GetTempString();
+                               strlcpy(s, trace->hittexture->name, VM_STRINGTEMP_LENGTH);
+                               val->string = PRVM_SetEngineString(s);
+                       }
+                       else
+                               val->string = 0;
+               }
                PRVM_ExecuteProgram (e1->fields.server->touch, "QC function self.touch is missing");
        }
 
-       if (e2->fields.server->touch && e2->fields.server->solid != SOLID_NOT)
+       if (!e1->priv.server->free && !e2->priv.server->free && e2->fields.server->touch && e2->fields.server->solid != SOLID_NOT)
        {
                prog->globals.server->self = PRVM_EDICT_TO_PROG(e2);
                prog->globals.server->other = PRVM_EDICT_TO_PROG(e1);
+               prog->globals.server->trace_allsolid = false;
+               prog->globals.server->trace_startsolid = false;
+               prog->globals.server->trace_fraction = 1;
+               prog->globals.server->trace_inwater = false;
+               prog->globals.server->trace_inopen = true;
+               VectorCopy (e2->fields.server->origin, prog->globals.server->trace_endpos);
+               VectorSet (prog->globals.server->trace_plane_normal, 0, 0, 1);
+               prog->globals.server->trace_plane_dist = 0;
+               prog->globals.server->trace_ent = PRVM_EDICT_TO_PROG(e1);
+               if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dpstartcontents)))
+                       val->_float = 0;
+               if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dphitcontents)))
+                       val->_float = 0;
+               if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dphitq3surfaceflags)))
+                       val->_float = 0;
+               if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dphittexturename)))
+                       val->string = 0;
                PRVM_ExecuteProgram (e2->fields.server->touch, "QC function self.touch is missing");
        }
 
@@ -359,7 +427,7 @@ int SV_FlyMove (prvm_edict_t *ent, float time, float *stepnormal)
                // run the impact function
                if (impact)
                {
-                       SV_Impact(ent, (prvm_edict_t *)trace.ent);
+                       SV_Impact(ent, &trace);
 
                        // break if removed by the impact function
                        if (ent->priv.server->free)
@@ -512,7 +580,7 @@ trace_t SV_PushEntity (prvm_edict_t *ent, vec3_t push)
        SV_LinkEdict (ent, true);
 
        if (trace.ent && (!((int)ent->fields.server->flags & FL_ONGROUND) || ent->fields.server->groundentity != PRVM_EDICT_TO_PROG(trace.ent)))
-               SV_Impact (ent, (prvm_edict_t *)trace.ent);
+               SV_Impact (ent, &trace);
        return trace;
 }
 
@@ -657,7 +725,7 @@ void SV_PushMove (prvm_edict_t *pusher, float movetime)
                if (!(((int)check->fields.server->flags & FL_ONGROUND) && PRVM_PROG_TO_EDICT(check->fields.server->groundentity) == pusher))
                {
                        // if the entity is not inside the pusher's final position, leave it alone
-                       if (!SV_ClipMoveToEntity(pusher, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, 0, SUPERCONTENTS_SOLID).startsolid)
+                       if (!SV_ClipMoveToEntity(pusher, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, 0, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY).startsolid)
                                continue;
                        // remove the onground flag for non-players
                        if (check->fields.server->movetype != MOVETYPE_WALK)
@@ -813,7 +881,7 @@ void SV_CheckStuck (prvm_edict_t *ent)
        int i, j, z;
        vec3_t org;
 
-       if (!SV_TestEntityPosition(ent))
+       if (!SV_TestEntityPosition(ent, MOVE_NORMAL))
        {
                VectorCopy (ent->fields.server->origin, ent->fields.server->oldorigin);
                return;
@@ -821,7 +889,7 @@ void SV_CheckStuck (prvm_edict_t *ent)
 
        VectorCopy (ent->fields.server->origin, org);
        VectorCopy (ent->fields.server->oldorigin, ent->fields.server->origin);
-       if (!SV_TestEntityPosition(ent))
+       if (!SV_TestEntityPosition(ent, MOVE_NORMAL))
        {
                Con_DPrintf("Unstuck entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(ent->fields.server->classname));
                SV_LinkEdict (ent, true);
@@ -835,7 +903,7 @@ void SV_CheckStuck (prvm_edict_t *ent)
                                ent->fields.server->origin[0] = org[0] + i;
                                ent->fields.server->origin[1] = org[1] + j;
                                ent->fields.server->origin[2] = org[2] + z;
-                               if (!SV_TestEntityPosition(ent))
+                               if (!SV_TestEntityPosition(ent, MOVE_NORMAL))
                                {
                                        Con_DPrintf("Unstuck entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(ent->fields.server->classname));
                                        SV_LinkEdict (ent, true);
@@ -847,11 +915,15 @@ void SV_CheckStuck (prvm_edict_t *ent)
        Con_DPrintf("Stuck entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(ent->fields.server->classname));
 }
 
-void SV_UnstickEntity (prvm_edict_t *ent)
+static void SV_UnstickEntity (prvm_edict_t *ent)
 {
        int i, j, z;
        vec3_t org;
 
+       // if not stuck in a bmodel, just return
+       if (!SV_TestEntityPosition(ent, MOVE_NOMONSTERS))
+               return;
+
        VectorCopy (ent->fields.server->origin, org);
 
        for (z=0 ; z< 18 ; z += 6)
@@ -861,7 +933,7 @@ void SV_UnstickEntity (prvm_edict_t *ent)
                                ent->fields.server->origin[0] = org[0] + i;
                                ent->fields.server->origin[1] = org[1] + j;
                                ent->fields.server->origin[2] = org[2] + z;
-                               if (!SV_TestEntityPosition(ent))
+                               if (!SV_TestEntityPosition(ent, MOVE_NOMONSTERS))
                                {
                                        Con_DPrintf("Unstuck entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(ent->fields.server->classname));
                                        SV_LinkEdict (ent, true);
@@ -1102,6 +1174,9 @@ void SV_WalkMove (prvm_edict_t *ent)
 
        if (downtrace.fraction < 1 && downtrace.plane.normal[2] > 0.7)
        {
+               // this has been disabled so that you can't jump when you are stepping
+               // up while already jumping (also known as the Quake2 stair jump bug)
+#if 0
                // LordHavoc: disabled this check so you can walk on monsters/players
                //if (ent->fields.server->solid == SOLID_BSP)
                {
@@ -1109,6 +1184,7 @@ void SV_WalkMove (prvm_edict_t *ent)
                        ent->fields.server->flags =     (int)ent->fields.server->flags | FL_ONGROUND;
                        ent->fields.server->groundentity = PRVM_EDICT_TO_PROG(downtrace.ent);
                }
+#endif
        }
        else
        {
@@ -1199,8 +1275,8 @@ void SV_CheckWaterTransition (prvm_edict_t *ent)
        }
 
        // check if the entity crossed into or out of water
-       if (gamemode != GAME_NEXUIZ && ((ent->fields.server->watertype == CONTENTS_WATER || ent->fields.server->watertype == CONTENTS_SLIME) != (cont == CONTENTS_WATER || cont == CONTENTS_SLIME)))
-               SV_StartSound (ent, 0, "misc/h2ohit1.wav", 255, 1);
+       if (sv_sound_watersplash.string && ((ent->fields.server->watertype == CONTENTS_WATER || ent->fields.server->watertype == CONTENTS_SLIME) != (cont == CONTENTS_WATER || cont == CONTENTS_SLIME)))
+               SV_StartSound (ent, 0, sv_sound_watersplash.string, 255, 1);
 
        if (cont <= CONTENTS_WATER)
        {
@@ -1263,7 +1339,7 @@ void SV_Physics_Toss (prvm_edict_t *ent)
        trace = SV_PushEntity (ent, move);
        if (ent->priv.server->free)
                return;
-       if (trace.startsolid)
+       if (trace.bmodelstartsolid)
        {
                // try to unstick the entity
                SV_UnstickEntity(ent);
@@ -1381,8 +1457,8 @@ void SV_Physics_Step (prvm_edict_t *ent)
                        SV_LinkEdict(ent, true);
 
                        // just hit ground
-                       if (hitsound && (int)ent->fields.server->flags & FL_ONGROUND && gamemode != GAME_NEXUIZ)
-                               SV_StartSound(ent, 0, "demon/dland2.wav", 255, 1);
+                       if (hitsound && (int)ent->fields.server->flags & FL_ONGROUND && sv_sound_land.string)
+                               SV_StartSound(ent, 0, sv_sound_land.string, 255, 1);
                }
        }