]> git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - sv_phys.c
prevent creation of a cvar named "", as that breaks cvar()
[xonotic/darkplaces.git] / sv_phys.c
index db221566c2a5b20b007f420be6ffc236d9a74a67..bd8b50ce30262ed9a36b8092fd8f49a009552867 100644 (file)
--- a/sv_phys.c
+++ b/sv_phys.c
@@ -690,6 +690,32 @@ Linking entities into the world culling system
 ===============================================================================
 */
 
+void SV_LinkEdict_TouchAreaGrid_Call(prvm_edict_t *touch, prvm_edict_t *ent)
+{
+       prvm_eval_t *val;
+       prog->globals.server->self = PRVM_EDICT_TO_PROG(touch);
+       prog->globals.server->other = PRVM_EDICT_TO_PROG(ent);
+       prog->globals.server->time = sv.time;
+       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 (touch->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(ent);
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dpstartcontents)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitcontents)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitq3surfaceflags)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphittexturename)))
+               val->string = 0;
+       PRVM_ExecuteProgram (touch->fields.server->touch, "QC function self.touch is missing");
+}
+
 void SV_LinkEdict_TouchAreaGrid(prvm_edict_t *ent)
 {
        int i, numtouchedicts, old_self, old_other;
@@ -721,34 +747,44 @@ void SV_LinkEdict_TouchAreaGrid(prvm_edict_t *ent)
                touch = touchedicts[i];
                if (touch != ent && (int)touch->fields.server->solid == SOLID_TRIGGER && touch->fields.server->touch)
                {
-                       prvm_eval_t *val;
-                       prog->globals.server->self = PRVM_EDICT_TO_PROG(touch);
-                       prog->globals.server->other = PRVM_EDICT_TO_PROG(ent);
-                       prog->globals.server->time = sv.time;
-                       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 (touch->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(ent);
-                       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dpstartcontents)))
-                               val->_float = 0;
-                       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitcontents)))
-                               val->_float = 0;
-                       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitq3surfaceflags)))
-                               val->_float = 0;
-                       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphittexturename)))
-                               val->string = 0;
-                       PRVM_ExecuteProgram (touch->fields.server->touch, "QC function self.touch is missing");
+                       SV_LinkEdict_TouchAreaGrid_Call(touch, ent);
                }
        }
        prog->globals.server->self = old_self;
        prog->globals.server->other = old_other;
 }
 
+static void RotateBBox(const vec3_t mins, const vec3_t maxs, const vec3_t angles, vec3_t rotatedmins, vec3_t rotatedmaxs)
+{
+       vec3_t v, u;
+       matrix4x4_t m;
+       Matrix4x4_CreateFromQuakeEntity(&m, 0, 0, 0, angles[PITCH], angles[YAW], angles[ROLL], 1.0);
+
+       v[0] = mins[0]; v[1] = mins[1]; v[2] = mins[2]; Matrix4x4_Transform(&m, v, u);
+               VectorCopy(u, rotatedmins); VectorCopy(u, rotatedmaxs);
+       v[0] = maxs[0]; v[1] = mins[1]; v[2] = mins[2]; Matrix4x4_Transform(&m, v, u);
+               if(rotatedmins[0] > u[0]) rotatedmins[0] = u[0]; if(rotatedmins[1] > u[1]) rotatedmins[1] = u[1]; if(rotatedmins[2] > u[2]) rotatedmins[2] = u[2];
+               if(rotatedmaxs[0] < u[0]) rotatedmaxs[0] = u[0]; if(rotatedmaxs[1] < u[1]) rotatedmaxs[1] = u[1]; if(rotatedmaxs[2] < u[2]) rotatedmaxs[2] = u[2];
+       v[0] = mins[0]; v[1] = maxs[1]; v[2] = mins[2]; Matrix4x4_Transform(&m, v, u);
+               if(rotatedmins[0] > u[0]) rotatedmins[0] = u[0]; if(rotatedmins[1] > u[1]) rotatedmins[1] = u[1]; if(rotatedmins[2] > u[2]) rotatedmins[2] = u[2];
+               if(rotatedmaxs[0] < u[0]) rotatedmaxs[0] = u[0]; if(rotatedmaxs[1] < u[1]) rotatedmaxs[1] = u[1]; if(rotatedmaxs[2] < u[2]) rotatedmaxs[2] = u[2];
+       v[0] = maxs[0]; v[1] = maxs[1]; v[2] = mins[2]; Matrix4x4_Transform(&m, v, u);
+               if(rotatedmins[0] > u[0]) rotatedmins[0] = u[0]; if(rotatedmins[1] > u[1]) rotatedmins[1] = u[1]; if(rotatedmins[2] > u[2]) rotatedmins[2] = u[2];
+               if(rotatedmaxs[0] < u[0]) rotatedmaxs[0] = u[0]; if(rotatedmaxs[1] < u[1]) rotatedmaxs[1] = u[1]; if(rotatedmaxs[2] < u[2]) rotatedmaxs[2] = u[2];
+       v[0] = mins[0]; v[1] = mins[1]; v[2] = maxs[2]; Matrix4x4_Transform(&m, v, u);
+               if(rotatedmins[0] > u[0]) rotatedmins[0] = u[0]; if(rotatedmins[1] > u[1]) rotatedmins[1] = u[1]; if(rotatedmins[2] > u[2]) rotatedmins[2] = u[2];
+               if(rotatedmaxs[0] < u[0]) rotatedmaxs[0] = u[0]; if(rotatedmaxs[1] < u[1]) rotatedmaxs[1] = u[1]; if(rotatedmaxs[2] < u[2]) rotatedmaxs[2] = u[2];
+       v[0] = maxs[0]; v[1] = mins[1]; v[2] = maxs[2]; Matrix4x4_Transform(&m, v, u);
+               if(rotatedmins[0] > u[0]) rotatedmins[0] = u[0]; if(rotatedmins[1] > u[1]) rotatedmins[1] = u[1]; if(rotatedmins[2] > u[2]) rotatedmins[2] = u[2];
+               if(rotatedmaxs[0] < u[0]) rotatedmaxs[0] = u[0]; if(rotatedmaxs[1] < u[1]) rotatedmaxs[1] = u[1]; if(rotatedmaxs[2] < u[2]) rotatedmaxs[2] = u[2];
+       v[0] = mins[0]; v[1] = maxs[1]; v[2] = maxs[2]; Matrix4x4_Transform(&m, v, u);
+               if(rotatedmins[0] > u[0]) rotatedmins[0] = u[0]; if(rotatedmins[1] > u[1]) rotatedmins[1] = u[1]; if(rotatedmins[2] > u[2]) rotatedmins[2] = u[2];
+               if(rotatedmaxs[0] < u[0]) rotatedmaxs[0] = u[0]; if(rotatedmaxs[1] < u[1]) rotatedmaxs[1] = u[1]; if(rotatedmaxs[2] < u[2]) rotatedmaxs[2] = u[2];
+       v[0] = maxs[0]; v[1] = maxs[1]; v[2] = maxs[2]; Matrix4x4_Transform(&m, v, u);
+               if(rotatedmins[0] > u[0]) rotatedmins[0] = u[0]; if(rotatedmins[1] > u[1]) rotatedmins[1] = u[1]; if(rotatedmins[2] > u[2]) rotatedmins[2] = u[2];
+               if(rotatedmaxs[0] < u[0]) rotatedmaxs[0] = u[0]; if(rotatedmaxs[1] < u[1]) rotatedmaxs[1] = u[1]; if(rotatedmaxs[2] < u[2]) rotatedmaxs[2] = u[2];
+}
+
 /*
 ===============
 SV_LinkEdict
@@ -768,7 +804,15 @@ void SV_LinkEdict (prvm_edict_t *ent)
 
 // set the abs box
 
-       if (ent->fields.server->solid == SOLID_BSP)
+       if (ent->fields.server->movetype == MOVETYPE_PHYSICS)
+       {
+               // TODO maybe should do this for rotating SOLID_BSP too? Would behave better with rotating doors
+               // TODO special handling for spheres?
+               RotateBBox(ent->fields.server->mins, ent->fields.server->maxs, ent->fields.server->angles, mins, maxs);
+               VectorAdd(ent->fields.server->origin, mins, mins);
+               VectorAdd(ent->fields.server->origin, maxs, maxs);
+       }
+       else if (ent->fields.server->solid == SOLID_BSP)
        {
                int modelindex = (int)ent->fields.server->modelindex;
                if (modelindex < 0 || modelindex >= MAX_MODELS)
@@ -1438,8 +1482,11 @@ Returns true if the push did not result in the entity being teleported by QC cod
 static qboolean SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, qboolean failonbmodelstartsolid, qboolean dolink)
 {
        int type;
+       int bump;
+       vec3_t original;
        vec3_t end;
 
+       VectorCopy(ent->fields.server->origin, original);
        VectorAdd (ent->fields.server->origin, push, end);
 
        if (ent->fields.server->movetype == MOVETYPE_FLYMISSILE)
@@ -1450,9 +1497,23 @@ static qboolean SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, q
                type = MOVE_NORMAL;
 
        *trace = SV_TraceBox(ent->fields.server->origin, ent->fields.server->mins, ent->fields.server->maxs, end, type, ent, SV_GenericHitSuperContentsMask(ent));
+       bump = 0;
+       while (trace->startsolid && sv_gameplayfix_nudgeoutofsolid.integer)
+       {
+               vec_t nudge = -trace->startdepth + sv_gameplayfix_nudgeoutofsolid_bias.value;
+               VectorMA(ent->fields.server->origin, nudge, trace->startdepthnormal, ent->fields.server->origin);
+               *trace = SV_TraceBox(ent->fields.server->origin, ent->fields.server->mins, ent->fields.server->maxs, end, type, ent, SV_GenericHitSuperContentsMask(ent));
+               bump++;
+               if (bump > 10)
+               {
+                       VectorCopy(original, ent->fields.server->origin);
+                       break;
+               }
+       }
        if (trace->bmodelstartsolid && failonbmodelstartsolid)
                return true;
 
+
        VectorCopy (trace->endpos, ent->fields.server->origin);
        SV_LinkEdict(ent);
 
@@ -2373,10 +2434,12 @@ void SV_Physics_Toss (prvm_edict_t *ent)
        vec3_t move;
        vec_t movetime;
        int bump;
+       prvm_edict_t *groundentity;
 
 // if onground, return without moving
        if ((int)ent->fields.server->flags & FL_ONGROUND)
        {
+               groundentity = PRVM_PROG_TO_EDICT(ent->fields.server->groundentity);
                if (ent->fields.server->velocity[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer)
                {
                        // don't stick to ground if onground and moving upward
@@ -2387,7 +2450,7 @@ void SV_Physics_Toss (prvm_edict_t *ent)
                        // we can trust FL_ONGROUND if groundentity is world because it never moves
                        return;
                }
-               else if (ent->priv.server->suspendedinairflag && PRVM_PROG_TO_EDICT(ent->fields.server->groundentity)->priv.server->free)
+               else if (ent->priv.server->suspendedinairflag && groundentity->priv.server->free)
                {
                        // if ent was supported by a brush model on previous frame,
                        // and groundentity is now freed, set groundentity to 0 (world)
@@ -2396,6 +2459,11 @@ void SV_Physics_Toss (prvm_edict_t *ent)
                        if (sv_gameplayfix_noairborncorpse_allowsuspendeditems.integer)
                                return;
                }
+               else if (BoxesOverlap(ent->priv.server->cullmins, ent->priv.server->cullmaxs, groundentity->priv.server->cullmins, groundentity->priv.server->cullmaxs))
+               {
+                       // don't slide if still touching the groundentity
+                       return;
+               }
        }
        ent->priv.server->suspendedinairflag = false;
 
@@ -2547,7 +2615,7 @@ void SV_Physics_Step (prvm_edict_t *ent)
                {
                        // freefall if onground and moving upward
                        // freefall if not standing on a world surface (it may be a lift or trap door)
-                       if ((ent->fields.server->velocity[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer) || ent->fields.server->groundentity)
+                       if (ent->fields.server->velocity[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer)
                        {
                                ent->fields.server->flags -= FL_ONGROUND;
                                SV_CheckVelocity(ent);