]> git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - sv_phys.c
Make stepping up while jumping reliable
[xonotic/darkplaces.git] / sv_phys.c
index b30ec499cdff11375624394f475efa96b8dfb65d..eb04a6dcb647a4bc357e184570af19c761e7de39 100644 (file)
--- a/sv_phys.c
+++ b/sv_phys.c
@@ -46,7 +46,7 @@ void SV_Physics_Toss (prvm_edict_t *ent);
 
 int SV_GetPitchSign(prvm_prog_t *prog, prvm_edict_t *ent)
 {
-       dp_model_t *model;
+       model_t *model;
        if (
                        (model = SV_GetModelFromEdict(ent))
                        ?
@@ -81,19 +81,19 @@ int SV_GenericHitSuperContentsMask(const prvm_edict_t *passedict)
                else if (PRVM_serveredictfloat(passedict, solid) == SOLID_SLIDEBOX)
                {
                        if ((int)PRVM_serveredictfloat(passedict, flags) & FL_MONSTER)
-                               return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_MONSTERCLIP | SUPERCONTENTS_SKY;
+                               return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_MONSTERCLIP;
                        else
-                               return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_PLAYERCLIP | SUPERCONTENTS_SKY;
+                               return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_PLAYERCLIP;
                }
                else if (PRVM_serveredictfloat(passedict, solid) == SOLID_CORPSE)
-                       return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_SKY;
+                       return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY;
                else if (PRVM_serveredictfloat(passedict, solid) == SOLID_TRIGGER)
-                       return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_SKY;
+                       return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY;
                else
-                       return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_CORPSE | SUPERCONTENTS_SKY;
+                       return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_CORPSE;
        }
        else
-               return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_CORPSE | SUPERCONTENTS_SKY;
+               return SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_CORPSE;
 }
 
 /*
@@ -101,7 +101,7 @@ int SV_GenericHitSuperContentsMask(const prvm_edict_t *passedict)
 SV_TracePoint
 ==================
 */
-trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int hitsupercontentsmask)
+trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
 {
        prvm_prog_t *prog = SVVM_prog;
        int i, bodysupercontents;
@@ -109,6 +109,8 @@ trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int
        float pitchsign = 1;
        prvm_edict_t *traceowner, *touch;
        trace_t trace;
+       // temporary storage because prvm_vec_t may differ from vec_t
+       vec3_t touchmins, touchmaxs;
        // bounding box of entire move area
        vec3_t clipboxmins, clipboxmaxs;
        // size when clipping against monsters
@@ -120,12 +122,13 @@ trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int
        // matrices to transform into/out of other entity's space
        matrix4x4_t matrix, imatrix;
        // model of other entity
-       dp_model_t *model;
+       model_t *model;
        // list of entities to test for collisions
        int numtouchedicts;
        static prvm_edict_t *touchedicts[MAX_EDICTS];
+       int clipgroup;
 
-       //return SV_TraceBox(start, vec3_origin, vec3_origin, end, type, passedict, hitsupercontentsmask);
+       //return SV_TraceBox(start, vec3_origin, vec3_origin, end, type, passedict, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
 
        VectorCopy(start, clipstart);
        VectorClear(clipmins2);
@@ -135,8 +138,8 @@ trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int
 #endif
 
        // clip to world
-       Collision_ClipPointToWorld(&cliptrace, sv.worldmodel, clipstart, hitsupercontentsmask);
-       cliptrace.bmodelstartsolid = cliptrace.startsolid;
+       Collision_ClipPointToWorld(&cliptrace, sv.worldmodel, clipstart, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
+       cliptrace.worldstartsolid = cliptrace.bmodelstartsolid = cliptrace.startsolid;
        if (cliptrace.startsolid || cliptrace.fraction < 1)
                cliptrace.ent = prog->edicts;
        if (type == MOVE_WORLDONLY)
@@ -144,7 +147,7 @@ trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int
 
        if (type == MOVE_MISSILE)
        {
-               // LordHavoc: modified this, was = -15, now -= 15
+               // LadyHavoc: modified this, was = -15, now -= 15
                for (i = 0;i < 3;i++)
                {
                        clipmins2[i] -= 15;
@@ -162,8 +165,8 @@ trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int
        // debug override to test against everything
        if (sv_debugmove.integer)
        {
-               clipboxmins[0] = clipboxmins[1] = clipboxmins[2] = -999999999;
-               clipboxmaxs[0] = clipboxmaxs[1] = clipboxmaxs[2] =  999999999;
+               clipboxmins[0] = clipboxmins[1] = clipboxmins[2] = (vec_t)-999999999;
+               clipboxmaxs[0] = clipboxmaxs[1] = clipboxmaxs[2] =  (vec_t)999999999;
        }
 
        // if the passedict is world, make it NULL (to avoid two checks each time)
@@ -174,6 +177,8 @@ trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int
        // precalculate passedict's owner edict pointer for comparisons
        traceowner = passedict ? PRVM_PROG_TO_EDICT(PRVM_serveredictedict(passedict, owner)) : 0;
 
+       clipgroup = passedict ? (int)PRVM_serveredictfloat(passedict, clipgroup) : 0;
+
        // clip to entities
        // because this uses World_EntitiestoBox, we know all entity boxes overlap
        // the clip region, so we can skip culling checks in the loop below
@@ -204,6 +209,9 @@ trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int
                        // don't clip owner against owned entities
                        if (passedictprog == PRVM_serveredictedict(touch, owner))
                                continue;
+                       // don't clip against any entities in the same clipgroup (DP_RM_CLIPGROUP)
+                       if (clipgroup && clipgroup == (int)PRVM_serveredictfloat(touch, clipgroup))
+                               continue;
                        // don't clip points against points (they can't collide)
                        if (VectorCompare(PRVM_serveredictvector(touch, mins), PRVM_serveredictvector(touch, maxs)) && (type != MOVE_MISSILE || !((int)PRVM_serveredictfloat(touch, flags) & FL_MONSTER)))
                                continue;
@@ -224,12 +232,14 @@ trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int
                        Matrix4x4_CreateTranslate(&matrix, PRVM_serveredictvector(touch, origin)[0], PRVM_serveredictvector(touch, origin)[1], PRVM_serveredictvector(touch, origin)[2]);
                Matrix4x4_Invert_Simple(&imatrix, &matrix);
                VM_GenerateFrameGroupBlend(prog, touch->priv.server->framegroupblend, touch);
-               VM_FrameBlendFromFrameGroupBlend(touch->priv.server->frameblend, touch->priv.server->framegroupblend, model);
+               VM_FrameBlendFromFrameGroupBlend(touch->priv.server->frameblend, touch->priv.server->framegroupblend, model, sv.time);
                VM_UpdateEdictSkeleton(prog, touch, model, touch->priv.server->frameblend);
+               VectorCopy(PRVM_serveredictvector(touch, mins), touchmins);
+               VectorCopy(PRVM_serveredictvector(touch, maxs), touchmaxs);
                if (type == MOVE_MISSILE && (int)PRVM_serveredictfloat(touch, flags) & FL_MONSTER)
-                       Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, PRVM_serveredictvector(touch, mins), PRVM_serveredictvector(touch, maxs), bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipstart, hitsupercontentsmask);
+                       Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipstart, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, 0.0f);
                else
-                       Collision_ClipPointToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, PRVM_serveredictvector(touch, mins), PRVM_serveredictvector(touch, maxs), bodysupercontents, &matrix, &imatrix, clipstart, hitsupercontentsmask);
+                       Collision_ClipPointToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
 
                Collision_CombineTraces(&cliptrace, &trace, (void *)touch, PRVM_serveredictfloat(touch, solid) == SOLID_BSP);
        }
@@ -243,11 +253,7 @@ finished:
 SV_TraceLine
 ==================
 */
-#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
-trace_t SV_TraceLine(const vec3_t start, const vec3_t pEnd, int type, prvm_edict_t *passedict, int hitsupercontentsmask)
-#else
-trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask)
-#endif
+trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask, float extend)
 {
        prvm_prog_t *prog = SVVM_prog;
        int i, bodysupercontents;
@@ -255,6 +261,8 @@ trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_
        float pitchsign = 1;
        prvm_edict_t *traceowner, *touch;
        trace_t trace;
+       // temporary storage because prvm_vec_t may differ from vec_t
+       vec3_t touchmins, touchmaxs;
        // bounding box of entire move area
        vec3_t clipboxmins, clipboxmaxs;
        // size when clipping against monsters
@@ -266,30 +274,13 @@ trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_
        // matrices to transform into/out of other entity's space
        matrix4x4_t matrix, imatrix;
        // model of other entity
-       dp_model_t *model;
+       model_t *model;
        // list of entities to test for collisions
        int numtouchedicts;
        static prvm_edict_t *touchedicts[MAX_EDICTS];
-#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
-       vec3_t end;
-       vec_t len = 0;
-
-       if (VectorCompare(start, pEnd))
-               return SV_TracePoint(start, type, passedict, hitsupercontentsmask);
-
-       if(collision_endposnudge.value > 0)
-       {
-               // TRICK: make the trace 1 qu longer!
-               VectorSubtract(pEnd, start, end);
-               len = VectorNormalizeLength(end);
-               VectorMA(pEnd, collision_endposnudge.value, end, end);
-       }
-       else
-               VectorCopy(pEnd, end);
-#else
+       int clipgroup;
        if (VectorCompare(start, end))
-               return SV_TracePoint(start, type, passedict, hitsupercontentsmask);
-#endif
+               return SV_TracePoint(start, type, passedict, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
 
        //return SV_TraceBox(start, vec3_origin, vec3_origin, end, type, passedict, hitsupercontentsmask);
 
@@ -302,8 +293,8 @@ trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_
 #endif
 
        // clip to world
-       Collision_ClipLineToWorld(&cliptrace, sv.worldmodel, clipstart, clipend, hitsupercontentsmask, false);
-       cliptrace.bmodelstartsolid = cliptrace.startsolid;
+       Collision_ClipLineToWorld(&cliptrace, sv.worldmodel, clipstart, clipend, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, extend, false);
+       cliptrace.worldstartsolid = cliptrace.bmodelstartsolid = cliptrace.startsolid;
        if (cliptrace.startsolid || cliptrace.fraction < 1)
                cliptrace.ent = prog->edicts;
        if (type == MOVE_WORLDONLY)
@@ -311,7 +302,7 @@ trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_
 
        if (type == MOVE_MISSILE)
        {
-               // LordHavoc: modified this, was = -15, now -= 15
+               // LadyHavoc: modified this, was = -15, now -= 15
                for (i = 0;i < 3;i++)
                {
                        clipmins2[i] -= 15;
@@ -329,8 +320,8 @@ trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_
        // debug override to test against everything
        if (sv_debugmove.integer)
        {
-               clipboxmins[0] = clipboxmins[1] = clipboxmins[2] = -999999999;
-               clipboxmaxs[0] = clipboxmaxs[1] = clipboxmaxs[2] =  999999999;
+               clipboxmins[0] = clipboxmins[1] = clipboxmins[2] = (vec_t)-999999999;
+               clipboxmaxs[0] = clipboxmaxs[1] = clipboxmaxs[2] =  (vec_t)999999999;
        }
 
        // if the passedict is world, make it NULL (to avoid two checks each time)
@@ -341,6 +332,8 @@ trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_
        // precalculate passedict's owner edict pointer for comparisons
        traceowner = passedict ? PRVM_PROG_TO_EDICT(PRVM_serveredictedict(passedict, owner)) : 0;
 
+       clipgroup = passedict ? (int)PRVM_serveredictfloat(passedict, clipgroup) : 0;
+
        // clip to entities
        // because this uses World_EntitiestoBox, we know all entity boxes overlap
        // the clip region, so we can skip culling checks in the loop below
@@ -371,6 +364,9 @@ trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_
                        // don't clip owner against owned entities
                        if (passedictprog == PRVM_serveredictedict(touch, owner))
                                continue;
+                       // don't clip against any entities in the same clipgroup (DP_RM_CLIPGROUP)
+                       if (clipgroup && clipgroup == (int)PRVM_serveredictfloat(touch, clipgroup))
+                               continue;
                        // don't clip points against points (they can't collide)
                        if (VectorCompare(PRVM_serveredictvector(touch, mins), PRVM_serveredictvector(touch, maxs)) && (type != MOVE_MISSILE || !((int)PRVM_serveredictfloat(touch, flags) & FL_MONSTER)))
                                continue;
@@ -391,21 +387,19 @@ trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_
                        Matrix4x4_CreateTranslate(&matrix, PRVM_serveredictvector(touch, origin)[0], PRVM_serveredictvector(touch, origin)[1], PRVM_serveredictvector(touch, origin)[2]);
                Matrix4x4_Invert_Simple(&imatrix, &matrix);
                VM_GenerateFrameGroupBlend(prog, touch->priv.server->framegroupblend, touch);
-               VM_FrameBlendFromFrameGroupBlend(touch->priv.server->frameblend, touch->priv.server->framegroupblend, model);
+               VM_FrameBlendFromFrameGroupBlend(touch->priv.server->frameblend, touch->priv.server->framegroupblend, model, sv.time);
                VM_UpdateEdictSkeleton(prog, touch, model, touch->priv.server->frameblend);
+               VectorCopy(PRVM_serveredictvector(touch, mins), touchmins);
+               VectorCopy(PRVM_serveredictvector(touch, maxs), touchmaxs);
                if (type == MOVE_MISSILE && (int)PRVM_serveredictfloat(touch, flags) & FL_MONSTER)
-                       Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, PRVM_serveredictvector(touch, mins), PRVM_serveredictvector(touch, maxs), bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipend, hitsupercontentsmask);
+                       Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipend, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, extend);
                else
-                       Collision_ClipLineToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, PRVM_serveredictvector(touch, mins), PRVM_serveredictvector(touch, maxs), bodysupercontents, &matrix, &imatrix, clipstart, clipend, hitsupercontentsmask, false);
+                       Collision_ClipLineToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipend, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, extend, false);
 
                Collision_CombineTraces(&cliptrace, &trace, (void *)touch, PRVM_serveredictfloat(touch, solid) == SOLID_BSP);
        }
 
 finished:
-#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
-       if(!VectorCompare(start, pEnd) && collision_endposnudge.value > 0)
-               Collision_ShortenTrace(&cliptrace, len / (len + collision_endposnudge.value), pEnd);
-#endif
        return cliptrace;
 }
 
@@ -414,18 +408,10 @@ finished:
 SV_Move
 ==================
 */
-#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
-#if COLLISIONPARANOID >= 1
-trace_t SV_TraceBox_(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t pEnd, int type, prvm_edict_t *passedict, int hitsupercontentsmask)
-#else
-trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t pEnd, int type, prvm_edict_t *passedict, int hitsupercontentsmask)
-#endif
-#else
 #if COLLISIONPARANOID >= 1
-trace_t SV_TraceBox_(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask)
+trace_t SV_TraceBox_(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask, float extend)
 #else
-trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask)
-#endif
+trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask, float extend)
 #endif
 {
        prvm_prog_t *prog = SVVM_prog;
@@ -433,9 +419,11 @@ trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, co
        int i, bodysupercontents;
        int passedictprog;
        float pitchsign = 1;
-       qboolean pointtrace;
+       qbool pointtrace;
        prvm_edict_t *traceowner, *touch;
        trace_t trace;
+       // temporary storage because prvm_vec_t may differ from vec_t
+       vec3_t touchmins, touchmaxs;
        // bounding box of entire move area
        vec3_t clipboxmins, clipboxmaxs;
        // size of the moving object
@@ -449,50 +437,23 @@ trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, co
        // matrices to transform into/out of other entity's space
        matrix4x4_t matrix, imatrix;
        // model of other entity
-       dp_model_t *model;
+       model_t *model;
        // list of entities to test for collisions
        int numtouchedicts;
        static prvm_edict_t *touchedicts[MAX_EDICTS];
-#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
-       vec3_t end;
-       vec_t len = 0;
-
-       if (VectorCompare(mins, maxs))
-       {
-               vec3_t shiftstart, shiftend;
-               VectorAdd(start, mins, shiftstart);
-               VectorAdd(pEnd, mins, shiftend);
-               if (VectorCompare(start, pEnd))
-                       trace = SV_TracePoint(shiftstart, type, passedict, hitsupercontentsmask);
-               else
-                       trace = SV_TraceLine(shiftstart, shiftend, type, passedict, hitsupercontentsmask);
-               VectorSubtract(trace.endpos, mins, trace.endpos);
-               return trace;
-       }
-
-       if(!VectorCompare(start, pEnd) && collision_endposnudge.value > 0)
-       {
-               // TRICK: make the trace 1 qu longer!
-               VectorSubtract(pEnd, start, end);
-               len = VectorNormalizeLength(end);
-               VectorMA(pEnd, collision_endposnudge.value, end, end);
-       }
-       else
-               VectorCopy(pEnd, end);
-#else
+       int clipgroup;
        if (VectorCompare(mins, maxs))
        {
                vec3_t shiftstart, shiftend;
                VectorAdd(start, mins, shiftstart);
                VectorAdd(end, mins, shiftend);
                if (VectorCompare(start, end))
-                       trace = SV_TracePoint(shiftstart, type, passedict, hitsupercontentsmask);
+                       trace = SV_TracePoint(shiftstart, type, passedict, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
                else
-                       trace = SV_TraceLine(shiftstart, shiftend, type, passedict, hitsupercontentsmask);
+                       trace = SV_TraceLine(shiftstart, shiftend, type, passedict, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, extend);
                VectorSubtract(trace.endpos, mins, trace.endpos);
                return trace;
        }
-#endif
 
        VectorCopy(start, clipstart);
        VectorCopy(end, clipend);
@@ -505,8 +466,8 @@ trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, co
 #endif
 
        // clip to world
-       Collision_ClipToWorld(&cliptrace, sv.worldmodel, clipstart, clipmins, clipmaxs, clipend, hitsupercontentsmask);
-       cliptrace.bmodelstartsolid = cliptrace.startsolid;
+       Collision_ClipToWorld(&cliptrace, sv.worldmodel, clipstart, clipmins, clipmaxs, clipend, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, extend);
+       cliptrace.worldstartsolid = cliptrace.bmodelstartsolid = cliptrace.startsolid;
        if (cliptrace.startsolid || cliptrace.fraction < 1)
                cliptrace.ent = prog->edicts;
        if (type == MOVE_WORLDONLY)
@@ -514,7 +475,7 @@ trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, co
 
        if (type == MOVE_MISSILE)
        {
-               // LordHavoc: modified this, was = -15, now -= 15
+               // LadyHavoc: modified this, was = -15, now -= 15
                for (i = 0;i < 3;i++)
                {
                        clipmins2[i] -= 15;
@@ -541,8 +502,8 @@ trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, co
        // debug override to test against everything
        if (sv_debugmove.integer)
        {
-               clipboxmins[0] = clipboxmins[1] = clipboxmins[2] = -999999999;
-               clipboxmaxs[0] = clipboxmaxs[1] = clipboxmaxs[2] =  999999999;
+               clipboxmins[0] = clipboxmins[1] = clipboxmins[2] = (vec_t)-999999999;
+               clipboxmaxs[0] = clipboxmaxs[1] = clipboxmaxs[2] =  (vec_t)999999999;
        }
 
        // if the passedict is world, make it NULL (to avoid two checks each time)
@@ -555,6 +516,8 @@ trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, co
        // precalculate passedict's owner edict pointer for comparisons
        traceowner = passedict ? PRVM_PROG_TO_EDICT(PRVM_serveredictedict(passedict, owner)) : 0;
 
+       clipgroup = passedict ? (int)PRVM_serveredictfloat(passedict, clipgroup) : 0;
+
        // clip to entities
        // because this uses World_EntitiestoBox, we know all entity boxes overlap
        // the clip region, so we can skip culling checks in the loop below
@@ -585,6 +548,9 @@ trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, co
                        // don't clip owner against owned entities
                        if (passedictprog == PRVM_serveredictedict(touch, owner))
                                continue;
+                       // don't clip against any entities in the same clipgroup (DP_RM_CLIPGROUP)
+                       if (clipgroup && clipgroup == (int)PRVM_serveredictfloat(touch, clipgroup))
+                               continue;
                        // don't clip points against points (they can't collide)
                        if (pointtrace && VectorCompare(PRVM_serveredictvector(touch, mins), PRVM_serveredictvector(touch, maxs)) && (type != MOVE_MISSILE || !((int)PRVM_serveredictfloat(touch, flags) & FL_MONSTER)))
                                continue;
@@ -605,35 +571,34 @@ trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, co
                        Matrix4x4_CreateTranslate(&matrix, PRVM_serveredictvector(touch, origin)[0], PRVM_serveredictvector(touch, origin)[1], PRVM_serveredictvector(touch, origin)[2]);
                Matrix4x4_Invert_Simple(&imatrix, &matrix);
                VM_GenerateFrameGroupBlend(prog, touch->priv.server->framegroupblend, touch);
-               VM_FrameBlendFromFrameGroupBlend(touch->priv.server->frameblend, touch->priv.server->framegroupblend, model);
+               VM_FrameBlendFromFrameGroupBlend(touch->priv.server->frameblend, touch->priv.server->framegroupblend, model, sv.time);
                VM_UpdateEdictSkeleton(prog, touch, model, touch->priv.server->frameblend);
+               VectorCopy(PRVM_serveredictvector(touch, mins), touchmins);
+               VectorCopy(PRVM_serveredictvector(touch, maxs), touchmaxs);
                if (type == MOVE_MISSILE && (int)PRVM_serveredictfloat(touch, flags) & FL_MONSTER)
-                       Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, PRVM_serveredictvector(touch, mins), PRVM_serveredictvector(touch, maxs), bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipend, hitsupercontentsmask);
+                       Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipend, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, extend);
                else
-                       Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, PRVM_serveredictvector(touch, mins), PRVM_serveredictvector(touch, maxs), bodysupercontents, &matrix, &imatrix, clipstart, clipmins, clipmaxs, clipend, hitsupercontentsmask);
+                       Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touchmins, touchmaxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins, clipmaxs, clipend, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, extend);
 
                Collision_CombineTraces(&cliptrace, &trace, (void *)touch, PRVM_serveredictfloat(touch, solid) == SOLID_BSP);
        }
 
 finished:
-#ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
-       if(!VectorCompare(start, pEnd) && collision_endposnudge.value > 0)
-               Collision_ShortenTrace(&cliptrace, len / (len + collision_endposnudge.value), pEnd);
-#endif
        return cliptrace;
 }
 
 #if COLLISIONPARANOID >= 1
-trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask)
+trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
 {
+       prvm_prog_t *prog = SVVM_prog;
        int endstuck;
        trace_t trace;
        vec3_t temp;
-       trace = SV_TraceBox_(start, mins, maxs, end, type, passedict, hitsupercontentsmask);
+       trace = SV_TraceBox_(start, mins, maxs, end, type, passedict, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
        if (passedict)
        {
                VectorCopy(trace.endpos, temp);
-               endstuck = SV_TraceBox_(temp, mins, maxs, temp, type, passedict, hitsupercontentsmask).startsolid;
+               endstuck = SV_TraceBox_(temp, mins, maxs, temp, type, passedict, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask).startsolid;
 #if COLLISIONPARANOID < 3
                if (trace.startsolid || endstuck)
 #endif
@@ -653,7 +618,7 @@ int SV_PointSuperContents(const vec3_t point)
        // matrices to transform into/out of other entity's space
        matrix4x4_t matrix, imatrix;
        // model of other entity
-       dp_model_t *model;
+       model_t *model;
        int frame;
        // list of entities to test for collisions
        int numtouchedicts;
@@ -711,8 +676,11 @@ int SV_EntitiesInBox(const vec3_t mins, const vec3_t maxs, int maxedicts, prvm_e
        vec3_t paddedmins, paddedmaxs;
        if (maxedicts < 1 || resultedicts == NULL)
                return 0;
-       VectorSet(paddedmins, mins[0] - 10, mins[1] - 10, mins[2] - 1);
-       VectorSet(paddedmaxs, maxs[0] + 10, maxs[1] + 10, maxs[2] + 1);
+       // LadyHavoc: discovered this actually causes its own bugs (dm6 teleporters being too close to info_teleport_destination)
+       //VectorSet(paddedmins, mins[0] - 10, mins[1] - 10, mins[2] - 1);
+       //VectorSet(paddedmaxs, maxs[0] + 10, maxs[1] + 10, maxs[2] + 1);
+       VectorCopy(mins, paddedmins);
+       VectorCopy(maxs, paddedmaxs);
        if (sv_areadebug.integer)
        {
                int numresultedicts = 0;
@@ -721,7 +689,7 @@ int SV_EntitiesInBox(const vec3_t mins, const vec3_t maxs, int maxedicts, prvm_e
                for (edictindex = 1;edictindex < prog->num_edicts;edictindex++)
                {
                        ed = PRVM_EDICT_NUM(edictindex);
-                       if (!ed->priv.required->free && BoxesOverlap(PRVM_serveredictvector(ed, absmin), PRVM_serveredictvector(ed, absmax), paddedmins, paddedmaxs))
+                       if (!ed->free && BoxesOverlap(PRVM_serveredictvector(ed, absmin), PRVM_serveredictvector(ed, absmax), paddedmins, paddedmaxs))
                        {
                                resultedicts[numresultedicts++] = ed;
                                if (numresultedicts == maxedicts)
@@ -766,7 +734,7 @@ void SV_LinkEdict_TouchAreaGrid(prvm_edict_t *ent)
        if (ent == prog->edicts)
                return;         // don't add the world
 
-       if (ent->priv.server->free)
+       if (ent->free)
                return;
 
        if (PRVM_serveredictfloat(ent, solid) == SOLID_NOT)
@@ -805,26 +773,26 @@ static void RotateBBox(const vec3_t mins, const vec3_t maxs, const vec3_t angles
        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];
+               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];
+               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];
+               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];
+               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];
+               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];
+               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];
+               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]; }
 }
 
 /*
@@ -836,14 +804,14 @@ SV_LinkEdict
 void SV_LinkEdict (prvm_edict_t *ent)
 {
        prvm_prog_t *prog = SVVM_prog;
-       dp_model_t *model;
-       vec3_t mins, maxs;
+       model_t *model;
+       vec3_t mins, maxs, entmins, entmaxs, entangles;
        int modelindex;
 
        if (ent == prog->edicts)
                return;         // don't add the world
 
-       if (ent->priv.server->free)
+       if (ent->free)
                return;
 
        modelindex = (int)PRVM_serveredictfloat(ent, modelindex);
@@ -855,7 +823,7 @@ void SV_LinkEdict (prvm_edict_t *ent)
        model = SV_GetModelByIndex(modelindex);
 
        VM_GenerateFrameGroupBlend(prog, ent->priv.server->framegroupblend, ent);
-       VM_FrameBlendFromFrameGroupBlend(ent->priv.server->frameblend, ent->priv.server->framegroupblend, model);
+       VM_FrameBlendFromFrameGroupBlend(ent->priv.server->frameblend, ent->priv.server->framegroupblend, model, sv.time);
        VM_UpdateEdictSkeleton(prog, ent, model, ent->priv.server->frameblend);
 
 // set the abs box
@@ -864,7 +832,10 @@ void SV_LinkEdict (prvm_edict_t *ent)
        {
                // TODO maybe should do this for rotating SOLID_BSP too? Would behave better with rotating doors
                // TODO special handling for spheres?
-               RotateBBox(PRVM_serveredictvector(ent, mins), PRVM_serveredictvector(ent, maxs), PRVM_serveredictvector(ent, angles), mins, maxs);
+               VectorCopy(PRVM_serveredictvector(ent, mins), entmins);
+               VectorCopy(PRVM_serveredictvector(ent, maxs), entmaxs);
+               VectorCopy(PRVM_serveredictvector(ent, angles), entangles);
+               RotateBBox(entmins, entmaxs, entangles, mins, maxs);
                VectorAdd(PRVM_serveredictvector(ent, origin), mins, mins);
                VectorAdd(PRVM_serveredictvector(ent, origin), maxs, maxs);
        }
@@ -953,13 +924,17 @@ returns true if the entity is in solid currently
 static int SV_TestEntityPosition (prvm_edict_t *ent, vec3_t offset)
 {
        prvm_prog_t *prog = SVVM_prog;
-       int contents;
-       vec3_t org;
+       int hitsupercontentsmask = SV_GenericHitSuperContentsMask(ent);
+       int skipsupercontentsmask = 0;
+       int skipmaterialflagsmask = 0;
+       vec3_t org, entorigin, entmins, entmaxs;
        trace_t trace;
-       contents = SV_GenericHitSuperContentsMask(ent);
        VectorAdd(PRVM_serveredictvector(ent, origin), offset, org);
-       trace = SV_TraceBox(org, PRVM_serveredictvector(ent, mins), PRVM_serveredictvector(ent, maxs), PRVM_serveredictvector(ent, origin), ((PRVM_serveredictfloat(ent, movetype) == MOVETYPE_FLY_WORLDONLY) ? MOVE_WORLDONLY : MOVE_NOMONSTERS), ent, contents);
-       if (trace.startsupercontents & contents)
+       VectorCopy(PRVM_serveredictvector(ent, origin), entorigin);
+       VectorCopy(PRVM_serveredictvector(ent, mins), entmins);
+       VectorCopy(PRVM_serveredictvector(ent, maxs), entmaxs);
+       trace = SV_TraceBox(org, entmins, entmaxs, entorigin, ((PRVM_serveredictfloat(ent, movetype) == MOVETYPE_FLY_WORLDONLY) ? MOVE_WORLDONLY : MOVE_NOMONSTERS), ent, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, collision_extendmovelength.value);
+       if (trace.startsupercontents & hitsupercontentsmask)
                return true;
        else
        {
@@ -971,8 +946,8 @@ static int SV_TestEntityPosition (prvm_edict_t *ent, vec3_t offset)
                        // FIXME: this breaks entities larger than the hull size
                        int i;
                        vec3_t v, m1, m2, s;
-                       VectorAdd(org, PRVM_serveredictvector(ent, mins), m1);
-                       VectorAdd(org, PRVM_serveredictvector(ent, maxs), m2);
+                       VectorAdd(org, entmins, m1);
+                       VectorAdd(org, entmaxs, m2);
                        VectorSubtract(m2, m1, s);
 #define EPSILON (1.0f / 32.0f)
                        if (s[0] >= EPSILON*2) {m1[0] += EPSILON;m2[0] -= EPSILON;}
@@ -983,7 +958,7 @@ static int SV_TestEntityPosition (prvm_edict_t *ent, vec3_t offset)
                                v[0] = (i & 1) ? m2[0] : m1[0];
                                v[1] = (i & 2) ? m2[1] : m1[1];
                                v[2] = (i & 4) ? m2[2] : m1[2];
-                               if (SV_PointSuperContents(v) & contents)
+                               if (SV_PointSuperContents(v) & hitsupercontentsmask)
                                        return true;
                        }
                }
@@ -997,7 +972,7 @@ static int SV_TestEntityPosition (prvm_edict_t *ent, vec3_t offset)
 #else
                // verify if the endpos is REALLY outside solid
                VectorCopy(trace.endpos, org);
-               trace = SV_TraceBox(org, PRVM_serveredictvector(ent, mins), PRVM_serveredictvector(ent, maxs), org, MOVE_NOMONSTERS, ent, contents);
+               trace = SV_TraceBox(org, entmins, entmaxs, org, MOVE_NOMONSTERS, ent, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, collision_extendmovelength.value);
                if(trace.startsolid)
                        Con_Printf("SV_TestEntityPosition: trace.endpos detected to be in solid. NOT using it.\n");
                else
@@ -1065,25 +1040,25 @@ void SV_CheckVelocity (prvm_edict_t *ent)
 //
        for (i=0 ; i<3 ; i++)
        {
-               if (IS_NAN(PRVM_serveredictvector(ent, velocity)[i]))
+               if (PRVM_IS_NAN(PRVM_serveredictvector(ent, velocity)[i]))
                {
                        Con_Printf("Got a NaN velocity on entity #%i (%s)\n", PRVM_NUM_FOR_EDICT(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)));
                        PRVM_serveredictvector(ent, velocity)[i] = 0;
                }
-               if (IS_NAN(PRVM_serveredictvector(ent, origin)[i]))
+               if (PRVM_IS_NAN(PRVM_serveredictvector(ent, origin)[i]))
                {
                        Con_Printf("Got a NaN origin on entity #%i (%s)\n", PRVM_NUM_FOR_EDICT(ent), PRVM_GetString(prog, PRVM_serveredictstring(ent, classname)));
                        PRVM_serveredictvector(ent, origin)[i] = 0;
                }
        }
 
-       // LordHavoc: a hack to ensure that the (rather silly) id1 quakec
+       // LadyHavoc: a hack to ensure that the (rather silly) id1 quakec
        // player_run/player_stand1 does not horribly malfunction if the
        // velocity becomes a denormalized float
-       if (VectorLength2(PRVM_serveredictvector(ent, velocity)) < 0.0001)
+       if (VectorLength2(PRVM_serveredictvector(ent, velocity)) < 0.0000001)
                VectorClear(PRVM_serveredictvector(ent, velocity));
 
-       // LordHavoc: max velocity fix, inspired by Maddes's source fixes, but this is faster
+       // LadyHavoc: max velocity fix, inspired by Maddes's source fixes, but this is faster
        wishspeed = DotProduct(PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, velocity));
        if (wishspeed > sv_maxvelocity.value * sv_maxvelocity.value)
        {
@@ -1104,7 +1079,7 @@ in a frame.  Not used for pushmove objects, because they must be exact.
 Returns false if the entity removed itself.
 =============
 */
-static qboolean SV_RunThink (prvm_edict_t *ent)
+static qbool SV_RunThink (prvm_edict_t *ent)
 {
        prvm_prog_t *prog = SVVM_prog;
        int iterations;
@@ -1114,7 +1089,7 @@ static qboolean SV_RunThink (prvm_edict_t *ent)
        if (PRVM_serveredictfloat(ent, nextthink) <= 0 || PRVM_serveredictfloat(ent, nextthink) > sv.time + sv.frametime)
                return true;
 
-       for (iterations = 0;iterations < 128  && !ent->priv.server->free;iterations++)
+       for (iterations = 0;iterations < 128  && !ent->free;iterations++)
        {
                PRVM_serverglobalfloat(time) = max(sv.time, PRVM_serveredictfloat(ent, nextthink));
                PRVM_serveredictfloat(ent, nextthink) = 0;
@@ -1128,7 +1103,7 @@ static qboolean SV_RunThink (prvm_edict_t *ent)
                if (PRVM_serveredictfloat(ent, nextthink) <= PRVM_serverglobalfloat(time) || PRVM_serveredictfloat(ent, nextthink) > sv.time + sv.frametime || !sv_gameplayfix_multiplethinksperframe.integer)
                        break;
        }
-       return !ent->priv.server->free;
+       return !ent->free;
 }
 
 /*
@@ -1151,7 +1126,7 @@ static void SV_Impact (prvm_edict_t *e1, trace_t *trace)
 
        VM_SetTraceGlobals(prog, trace);
 
-       if (!e1->priv.server->free && !e2->priv.server->free && PRVM_serveredictfunction(e1, touch) && PRVM_serveredictfloat(e1, solid) != SOLID_NOT)
+       if (!e1->free && !e2->free && PRVM_serveredictfunction(e1, touch) && PRVM_serveredictfloat(e1, solid) != SOLID_NOT)
        {
                PRVM_serverglobalfloat(time) = sv.time;
                PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(e1);
@@ -1159,7 +1134,7 @@ static void SV_Impact (prvm_edict_t *e1, trace_t *trace)
                prog->ExecuteProgram(prog, PRVM_serveredictfunction(e1, touch), "QC function self.touch is missing");
        }
 
-       if (!e1->priv.server->free && !e2->priv.server->free && PRVM_serveredictfunction(e2, touch) && PRVM_serveredictfloat(e2, solid) != SOLID_NOT)
+       if (!e1->free && !e2->free && PRVM_serveredictfunction(e2, touch) && PRVM_serveredictfloat(e2, solid) != SOLID_NOT)
        {
                PRVM_serverglobalfloat(time) = sv.time;
                PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(e2);
@@ -1190,7 +1165,7 @@ returns the blocked flags (1 = floor, 2 = step / wall)
 ==================
 */
 #define STOP_EPSILON 0.1
-static void ClipVelocity (vec3_t in, vec3_t normal, vec3_t out, float overbounce)
+static void ClipVelocity (prvm_vec3_t in, vec3_t normal, prvm_vec3_t out, prvm_vec_t overbounce)
 {
        int i;
        float backoff;
@@ -1218,15 +1193,16 @@ If stepnormal is not NULL, the plane normal of any vertical wall hit will be sto
 ============
 */
 static float SV_Gravity (prvm_edict_t *ent);
-static qboolean SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, qboolean failonbmodelstartsolid, qboolean dolink);
+static qbool SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, qbool dolink);
 #define MAX_CLIP_PLANES 5
-static int SV_FlyMove (prvm_edict_t *ent, float time, qboolean applygravity, float *stepnormal, int hitsupercontentsmask, float stepheight)
+static int SV_FlyMove (prvm_edict_t *ent, float time, qbool applygravity, float *stepnormal, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask, float stepheight)
 {
        prvm_prog_t *prog = SVVM_prog;
        int blocked, bumpcount;
        int i, j, numplanes;
        float d, time_left, gravity;
-       vec3_t dir, push, planes[MAX_CLIP_PLANES], primal_velocity, original_velocity, new_velocity;
+       vec3_t dir, push, planes[MAX_CLIP_PLANES];
+       prvm_vec3_t primal_velocity, original_velocity, new_velocity, restore_velocity;
 #if 0
        vec3_t end;
 #endif
@@ -1235,23 +1211,21 @@ static int SV_FlyMove (prvm_edict_t *ent, float time, qboolean applygravity, flo
                return 0;
        gravity = 0;
 
-       if(sv_gameplayfix_nogravityonground.integer)
-               if((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND)
-                       applygravity = false;
+       VectorCopy(PRVM_serveredictvector(ent, velocity), restore_velocity);
 
-       if (applygravity)
+       if(applygravity)
        {
-               if (sv_gameplayfix_gravityunaffectedbyticrate.integer)
-               {
-                       gravity = SV_Gravity(ent) * 0.5f;
-                       PRVM_serveredictvector(ent, velocity)[2] -= gravity;
-               }
-               else
+               gravity = SV_Gravity(ent);
+
+               if(!sv_gameplayfix_nogravityonground.integer || !((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND))
                {
-                       applygravity = false;
-                       PRVM_serveredictvector(ent, velocity)[2] -= SV_Gravity(ent);
+                       if (sv_gameplayfix_gravityunaffectedbyticrate.integer)
+                               PRVM_serveredictvector(ent, velocity)[2] -= gravity * 0.5f;
+                       else
+                               PRVM_serveredictvector(ent, velocity)[2] -= gravity;
                }
        }
+
        blocked = 0;
        VectorCopy(PRVM_serveredictvector(ent, velocity), original_velocity);
        VectorCopy(PRVM_serveredictvector(ent, velocity), primal_velocity);
@@ -1263,7 +1237,7 @@ static int SV_FlyMove (prvm_edict_t *ent, float time, qboolean applygravity, flo
                        break;
 
                VectorScale(PRVM_serveredictvector(ent, velocity), time_left, push);
-               if(!SV_PushEntity(&trace, ent, push, false, false))
+               if(!SV_PushEntity(&trace, ent, push, false))
                {
                        // we got teleported by a touch function
                        // let's abort the move
@@ -1271,6 +1245,14 @@ static int SV_FlyMove (prvm_edict_t *ent, float time, qboolean applygravity, flo
                        break;
                }
 
+               // this code is used by MOVETYPE_WALK and MOVETYPE_STEP and SV_UnstickEntity
+               // abort move if we're stuck in the world (and didn't make it out)
+               if (trace.worldstartsolid && trace.allsolid)
+               {
+                       VectorCopy(restore_velocity, PRVM_serveredictvector(ent, velocity));
+                       return 3;
+               }
+
                if (trace.fraction == 1)
                        break;
                if (trace.plane.normal[2])
@@ -1301,27 +1283,28 @@ static int SV_FlyMove (prvm_edict_t *ent, float time, qboolean applygravity, flo
                        //Con_Printf("step %f %f %f : ", PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2]);
                        VectorSet(steppush, 0, 0, stepheight);
                        VectorCopy(PRVM_serveredictvector(ent, origin), org);
-                       if(!SV_PushEntity(&steptrace, ent, steppush, false, false))
+                       if(!SV_PushEntity(&steptrace, ent, steppush, false))
                        {
                                blocked |= 8;
                                break;
                        }
                        //Con_Printf("%f %f %f : ", PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2]);
-                       if(!SV_PushEntity(&steptrace2, ent, push, false, false))
+                       if(!SV_PushEntity(&steptrace2, ent, push, false))
                        {
                                blocked |= 8;
                                break;
                        }
                        //Con_Printf("%f %f %f : ", PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2]);
                        VectorSet(steppush, 0, 0, org[2] - PRVM_serveredictvector(ent, origin)[2]);
-                       if(!SV_PushEntity(&steptrace3, ent, steppush, false, false))
+                       if(!SV_PushEntity(&steptrace3, ent, steppush, false))
                        {
                                blocked |= 8;
                                break;
                        }
                        //Con_Printf("%f %f %f : ", PRVM_serveredictvector(ent, origin)[0], PRVM_serveredictvector(ent, origin)[1], PRVM_serveredictvector(ent, origin)[2]);
                        // accept the new position if it made some progress...
-                       if (fabs(PRVM_serveredictvector(ent, origin)[0] - org[0]) >= 0.03125 || fabs(PRVM_serveredictvector(ent, origin)[1] - org[1]) >= 0.03125)
+                       // previously this checked if absolute distance >= 0.03125 which made stepping up unreliable
+                       if (PRVM_serveredictvector(ent, origin)[0] - org[0] || PRVM_serveredictvector(ent, origin)[1] - org[1])
                        {
                                //Con_Printf("accepted (delta %f %f %f)\n", PRVM_serveredictvector(ent, origin)[0] - org[0], PRVM_serveredictvector(ent, origin)[1] - org[1], PRVM_serveredictvector(ent, origin)[2] - org[2]);
                                trace = steptrace2;
@@ -1408,7 +1391,7 @@ static int SV_FlyMove (prvm_edict_t *ent, float time, qboolean applygravity, flo
                                break;
                        }
                        CrossProduct(planes[0], planes[1], dir);
-                       // LordHavoc: thanks to taniwha of QuakeForge for pointing out this fix for slowed falling in corners
+                       // LadyHavoc: thanks to taniwha of QuakeForge for pointing out this fix for slowed falling in corners
                        VectorNormalize(dir);
                        d = DotProduct(dir, PRVM_serveredictvector(ent, velocity));
                        VectorScale(dir, d, PRVM_serveredictvector(ent, velocity));
@@ -1428,17 +1411,25 @@ static int SV_FlyMove (prvm_edict_t *ent, float time, qboolean applygravity, flo
        /*
        if ((blocked & 1) == 0 && bumpcount > 1)
        {
-               // LordHavoc: fix the 'fall to your death in a wedge corner' glitch
+               // LadyHavoc: fix the 'fall to your death in a wedge corner' glitch
                // flag ONGROUND if there's ground under it
-               trace = SV_TraceBox(PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, mins), PRVM_serveredictvector(ent, maxs), end, MOVE_NORMAL, ent, hitsupercontentsmask);
+               trace = SV_TraceBox(PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, mins), PRVM_serveredictvector(ent, maxs), end, MOVE_NORMAL, ent, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
        }
        */
 
-       // LordHavoc: this came from QW and allows you to get out of water more easily
+       // LadyHavoc: this came from QW and allows you to get out of water more easily
        if (sv_gameplayfix_easierwaterjump.integer && ((int)PRVM_serveredictfloat(ent, flags) & FL_WATERJUMP) && !(blocked & 8))
                VectorCopy(primal_velocity, PRVM_serveredictvector(ent, velocity));
-       if (applygravity && !((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND))
-               PRVM_serveredictvector(ent, velocity)[2] -= gravity;
+
+       if(applygravity)
+       {
+               if(!sv_gameplayfix_nogravityonground.integer || !((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND))
+               {
+                       if (sv_gameplayfix_gravityunaffectedbyticrate.integer)
+                               PRVM_serveredictvector(ent, velocity)[2] -= gravity * 0.5f;
+               }
+       }
+
        return blocked;
 }
 
@@ -1468,7 +1459,7 @@ PUSHMOVE
 ===============================================================================
 */
 
-static qboolean SV_NudgeOutOfSolid_PivotIsKnownGood(prvm_edict_t *ent, vec3_t pivot)
+static qbool SV_NudgeOutOfSolid_PivotIsKnownGood(prvm_edict_t *ent, vec3_t pivot)
 {
        prvm_prog_t *prog = SVVM_prog;
        int bump;
@@ -1505,7 +1496,7 @@ static qboolean SV_NudgeOutOfSolid_PivotIsKnownGood(prvm_edict_t *ent, vec3_t pi
                                testorigin[coord] += stuckmins[coord] - goodmins[coord];
                        }
 
-                       stucktrace = SV_TraceBox(stuckorigin, goodmins, goodmaxs, testorigin, MOVE_NOMONSTERS, ent, SV_GenericHitSuperContentsMask(ent));
+                       stucktrace = SV_TraceBox(stuckorigin, goodmins, goodmaxs, testorigin, MOVE_NOMONSTERS, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
                        if (stucktrace.bmodelstartsolid)
                        {
                                // BAD BAD, can't fix that
@@ -1549,10 +1540,10 @@ static qboolean SV_NudgeOutOfSolid_PivotIsKnownGood(prvm_edict_t *ent, vec3_t pi
        return true;
 }
 
-static qboolean SV_NudgeOutOfSolid(prvm_edict_t *ent)
+qbool SV_NudgeOutOfSolid(prvm_edict_t *ent)
 {
        prvm_prog_t *prog = SVVM_prog;
-       int bump;
+       int bump, pass;
        trace_t stucktrace;
        vec3_t stuckorigin;
        vec3_t stuckmins, stuckmaxs;
@@ -1560,7 +1551,6 @@ static qboolean SV_NudgeOutOfSolid(prvm_edict_t *ent)
        vec_t separation = sv_gameplayfix_nudgeoutofsolid_separation.value;
        if (sv.worldmodel && sv.worldmodel->brushq1.numclipnodes)
                separation = 0.0f; // when using hulls, it can not be enlarged
-       VectorCopy(PRVM_serveredictvector(ent, origin), stuckorigin);
        VectorCopy(PRVM_serveredictvector(ent, mins), stuckmins);
        VectorCopy(PRVM_serveredictvector(ent, maxs), stuckmaxs);
        stuckmins[0] -= separation;
@@ -1569,17 +1559,23 @@ static qboolean SV_NudgeOutOfSolid(prvm_edict_t *ent)
        stuckmaxs[0] += separation;
        stuckmaxs[1] += separation;
        stuckmaxs[2] += separation;
-       for (bump = 0;bump < 10;bump++)
+       // first pass we try to get it out of brush entities
+       // second pass we try to get it out of world only (can't win them all)
+       for (pass = 0;pass < 2;pass++)
        {
-               stucktrace = SV_TraceBox(stuckorigin, stuckmins, stuckmaxs, stuckorigin, MOVE_NOMONSTERS, ent, SV_GenericHitSuperContentsMask(ent));
-               if (!stucktrace.bmodelstartsolid || stucktrace.startdepth >= 0)
+               VectorCopy(PRVM_serveredictvector(ent, origin), stuckorigin);
+               for (bump = 0;bump < 10;bump++)
                {
-                       // found a good location, use it
-                       VectorCopy(stuckorigin, PRVM_serveredictvector(ent, origin));
-                       return true;
+                       stucktrace = SV_TraceBox(stuckorigin, stuckmins, stuckmaxs, stuckorigin, pass ? MOVE_WORLDONLY : MOVE_NOMONSTERS, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
+                       if (!stucktrace.bmodelstartsolid || stucktrace.startdepth >= 0)
+                       {
+                               // found a good location, use it
+                               VectorCopy(stuckorigin, PRVM_serveredictvector(ent, origin));
+                               return true;
+                       }
+                       nudge = -stucktrace.startdepth;
+                       VectorMA(stuckorigin, nudge, stucktrace.startdepthnormal, stuckorigin);
                }
-               nudge = -stucktrace.startdepth;
-               VectorMA(stuckorigin, nudge, stucktrace.startdepthnormal, stuckorigin);
        }
        return false;
 }
@@ -1593,14 +1589,13 @@ The trace struct is filled with the trace that has been done.
 Returns true if the push did not result in the entity being teleported by QC code.
 ============
 */
-static qboolean SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, qboolean failonbmodelstartsolid, qboolean dolink)
+static qbool SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, qbool dolink)
 {
        prvm_prog_t *prog = SVVM_prog;
        int solid;
        int movetype;
        int type;
        vec3_t mins, maxs;
-       vec3_t original, original_velocity;
        vec3_t start;
        vec3_t end;
 
@@ -1627,20 +1622,20 @@ static qboolean SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, q
        else
                type = MOVE_NORMAL;
 
-       *trace = SV_TraceBox(start, mins, maxs, end, type, ent, SV_GenericHitSuperContentsMask(ent));
-       if (trace->bmodelstartsolid && failonbmodelstartsolid)
+       *trace = SV_TraceBox(start, mins, maxs, end, type, ent, SV_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value);
+       // fail the move if stuck in world
+       if (trace->worldstartsolid)
                return true;
 
        VectorCopy(trace->endpos, PRVM_serveredictvector(ent, origin));
 
-       VectorCopy(PRVM_serveredictvector(ent, origin), original);
-       VectorCopy(PRVM_serveredictvector(ent, velocity), original_velocity);
+       ent->priv.required->mark = PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN; // -2: setorigin running
 
        SV_LinkEdict(ent);
 
 #if 0
        if(!trace->startsolid)
-       if(SV_TraceBox(PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, mins), PRVM_serveredictvector(ent, maxs), PRVM_serveredictvector(ent, origin), type, ent, SV_GenericHitSuperContentsMask(ent)).startsolid)
+       if(SV_TraceBox(PRVM_serveredictvector(ent, origin), PRVM_serveredictvector(ent, mins), PRVM_serveredictvector(ent, maxs), PRVM_serveredictvector(ent, origin), type, ent, SV_GenericHitSuperContentsMask(ent), 0).startsolid)
        {
                Con_Printf("something eeeeevil happened\n");
        }
@@ -1652,7 +1647,21 @@ static qboolean SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, q
        if((PRVM_serveredictfloat(ent, solid) >= SOLID_TRIGGER && trace->ent && (!((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND) || PRVM_serveredictedict(ent, groundentity) != PRVM_EDICT_TO_PROG(trace->ent))))
                SV_Impact (ent, trace);
 
-       return VectorCompare(PRVM_serveredictvector(ent, origin), original);// && VectorCompare(PRVM_serveredictvector(ent, velocity), original_velocity);
+       if(ent->priv.required->mark == PRVM_EDICT_MARK_SETORIGIN_CAUGHT)
+       {
+               ent->priv.required->mark = 0;
+               return false;
+       }
+       else if(ent->priv.required->mark == PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN)
+       {
+               ent->priv.required->mark = 0;
+               return true;
+       }
+       else
+       {
+               Con_Printf("The edict mark had been overwritten! Please debug this.\n");
+               return true;
+       }
 }
 
 
@@ -1668,13 +1677,13 @@ static void SV_PushMove (prvm_edict_t *pusher, float movetime)
        int i, e, index;
        int pusherowner, pusherprog;
        int checkcontents;
-       qboolean rotated;
+       qbool rotated;
        float savesolid, movetime2, pushltime;
-       vec3_t mins, maxs, move, move1, moveangle, pushorig, pushang, a, forward, left, up, org;
+       vec3_t mins, maxs, move, move1, moveangle, pushorig, pushang, a, forward, left, up, org, pushermins, pushermaxs, checkorigin, checkmins, checkmaxs;
        int num_moved;
        int numcheckentities;
        static prvm_edict_t *checkentities[MAX_EDICTS];
-       dp_model_t *pushermodel;
+       model_t *pushermodel;
        trace_t trace, trace2;
        matrix4x4_t pusherfinalmatrix, pusherfinalimatrix;
        static unsigned short moved_edicts[MAX_EDICTS];
@@ -1688,13 +1697,13 @@ static void SV_PushMove (prvm_edict_t *pusher, float movetime)
 
        switch ((int) PRVM_serveredictfloat(pusher, solid))
        {
-       // LordHavoc: valid pusher types
+       // LadyHavoc: valid pusher types
        case SOLID_BSP:
        case SOLID_BBOX:
        case SOLID_SLIDEBOX:
-       case SOLID_CORPSE: // LordHavoc: this would be weird...
+       case SOLID_CORPSE: // LadyHavoc: this would be weird...
                break;
-       // LordHavoc: no collisions
+       // LadyHavoc: no collisions
        case SOLID_NOT:
        case SOLID_TRIGGER:
                VectorMA (PRVM_serveredictvector(pusher, origin), movetime, PRVM_serveredictvector(pusher, velocity), PRVM_serveredictvector(pusher, origin));
@@ -1834,7 +1843,12 @@ static void SV_PushMove (prvm_edict_t *pusher, float movetime)
                // final position, move it
                if (!((int)PRVM_serveredictfloat(check, flags) & FL_ONGROUND) || PRVM_PROG_TO_EDICT(PRVM_serveredictedict(check, groundentity)) != pusher)
                {
-                       Collision_ClipToGenericEntity(&trace, pushermodel, pusher->priv.server->frameblend, &pusher->priv.server->skeleton, PRVM_serveredictvector(pusher, mins), PRVM_serveredictvector(pusher, maxs), SUPERCONTENTS_BODY, &pusherfinalmatrix, &pusherfinalimatrix, PRVM_serveredictvector(check, origin), PRVM_serveredictvector(check, mins), PRVM_serveredictvector(check, maxs), PRVM_serveredictvector(check, origin), checkcontents);
+                       VectorCopy(PRVM_serveredictvector(pusher, mins), pushermins);
+                       VectorCopy(PRVM_serveredictvector(pusher, maxs), pushermaxs);
+                       VectorCopy(PRVM_serveredictvector(check, origin), checkorigin);
+                       VectorCopy(PRVM_serveredictvector(check, mins), checkmins);
+                       VectorCopy(PRVM_serveredictvector(check, maxs), checkmaxs);
+                       Collision_ClipToGenericEntity(&trace, pushermodel, pusher->priv.server->frameblend, &pusher->priv.server->skeleton, pushermins, pushermaxs, SUPERCONTENTS_BODY, &pusherfinalmatrix, &pusherfinalimatrix, checkorigin, checkmins, checkmaxs, checkorigin, checkcontents, 0, 0, collision_extendmovelength.value);
                        //trace = SV_TraceBox(PRVM_serveredictvector(check, origin), PRVM_serveredictvector(check, mins), PRVM_serveredictvector(check, maxs), PRVM_serveredictvector(check, origin), MOVE_NOMONSTERS, check, checkcontents);
                        if (!trace.startsolid)
                        {
@@ -1877,7 +1891,7 @@ static void SV_PushMove (prvm_edict_t *pusher, float movetime)
 
                // try moving the contacted entity
                PRVM_serveredictfloat(pusher, solid) = SOLID_NOT;
-               if(!SV_PushEntity (&trace, check, move, true, true))
+               if(!SV_PushEntity (&trace, check, move, true))
                {
                        // entity "check" got teleported
                        PRVM_serveredictvector(check, angles)[1] += trace.fraction * moveangle[1];
@@ -1896,7 +1910,12 @@ static void SV_PushMove (prvm_edict_t *pusher, float movetime)
                        PRVM_serveredictfloat(check, flags) = (int)PRVM_serveredictfloat(check, flags) & ~FL_ONGROUND;
 
                // if it is still inside the pusher, block
-               Collision_ClipToGenericEntity(&trace, pushermodel, pusher->priv.server->frameblend, &pusher->priv.server->skeleton, PRVM_serveredictvector(pusher, mins), PRVM_serveredictvector(pusher, maxs), SUPERCONTENTS_BODY, &pusherfinalmatrix, &pusherfinalimatrix, PRVM_serveredictvector(check, origin), PRVM_serveredictvector(check, mins), PRVM_serveredictvector(check, maxs), PRVM_serveredictvector(check, origin), checkcontents);
+               VectorCopy(PRVM_serveredictvector(pusher, mins), pushermins);
+               VectorCopy(PRVM_serveredictvector(pusher, maxs), pushermaxs);
+               VectorCopy(PRVM_serveredictvector(check, origin), checkorigin);
+               VectorCopy(PRVM_serveredictvector(check, mins), checkmins);
+               VectorCopy(PRVM_serveredictvector(check, maxs), checkmaxs);
+               Collision_ClipToGenericEntity(&trace, pushermodel, pusher->priv.server->frameblend, &pusher->priv.server->skeleton, pushermins, pushermaxs, SUPERCONTENTS_BODY, &pusherfinalmatrix, &pusherfinalimatrix, checkorigin, checkmins, checkmaxs, checkorigin, checkcontents, 0, 0, collision_extendmovelength.value);
                if (trace.startsolid)
                {
                        vec3_t move2;
@@ -1904,7 +1923,7 @@ static void SV_PushMove (prvm_edict_t *pusher, float movetime)
                        {
                                // hack to invoke all necessary movement triggers
                                VectorClear(move2);
-                               if(!SV_PushEntity(&trace2, check, move2, true, true))
+                               if(!SV_PushEntity(&trace2, check, move2, true))
                                {
                                        // entity "check" got teleported
                                        continue;
@@ -1965,7 +1984,7 @@ SV_Physics_Pusher
 static void SV_Physics_Pusher (prvm_edict_t *ent)
 {
        prvm_prog_t *prog = SVVM_prog;
-       float thinktime, oldltime, movetime;
+       prvm_vec_t thinktime, oldltime, movetime;
 
        oldltime = PRVM_serveredictfloat(ent, ltime);
 
@@ -2072,7 +2091,7 @@ static unstickresult_t SV_UnstickEntityReturnOffset (prvm_edict_t *ent, vec3_t o
        return UNSTICK_STUCK;
 }
 
-qboolean SV_UnstickEntity (prvm_edict_t *ent)
+qbool SV_UnstickEntity (prvm_edict_t *ent)
 {
        prvm_prog_t *prog = SVVM_prog;
        vec3_t offset;
@@ -2136,7 +2155,7 @@ static void SV_CheckStuck (prvm_edict_t *ent)
 SV_CheckWater
 =============
 */
-static qboolean SV_CheckWater (prvm_edict_t *ent)
+static qbool SV_CheckWater (prvm_edict_t *ent)
 {
        prvm_prog_t *prog = SVVM_prog;
        int cont;
@@ -2154,7 +2173,7 @@ static qboolean SV_CheckWater (prvm_edict_t *ent)
        // Acquire Super Contents Prior to Resets
        cont = SV_PointSuperContents(point);
        // Acquire Native Contents Here
-       nNativeContents = Mod_Q1BSP_NativeContentsFromSuperContents(NULL, cont);
+       nNativeContents = Mod_Q1BSP_NativeContentsFromSuperContents(cont);
 
        // DRESK - Support for Entity Contents Transition Event
        if(PRVM_serveredictfloat(ent, watertype))
@@ -2192,9 +2211,10 @@ static void SV_WallFriction (prvm_edict_t *ent, float *stepnormal)
 {
        prvm_prog_t *prog = SVVM_prog;
        float d, i;
-       vec3_t forward, into, side;
+       vec3_t forward, into, side, v_angle;
 
-       AngleVectors (PRVM_serveredictvector(ent, v_angle), forward, NULL, NULL);
+       VectorCopy(PRVM_serveredictvector(ent, v_angle), v_angle);
+       AngleVectors (v_angle, forward, NULL, NULL);
        if ((d = DotProduct (stepnormal, forward) + 0.5) < 0)
        {
                // cut the tangential velocity
@@ -2248,7 +2268,7 @@ int SV_TryUnstick (prvm_edict_t *ent, vec3_t oldvel)
                PRVM_serveredictvector(ent, velocity)[0] = oldvel[0];
                PRVM_serveredictvector(ent, velocity)[1] = oldvel[1];
                PRVM_serveredictvector(ent, velocity)[2] = 0;
-               clip = SV_FlyMove (ent, 0.1, NULL, SV_GenericHitSuperContentsMask(ent));
+               clip = SV_FlyMove (ent, 0.1, NULL, SV_GenericHitSuperContentsMask(ent), 0);
 
                if (fabs(oldorg[1] - PRVM_serveredictvector(ent, origin)[1]) > 4
                 || fabs(oldorg[0] - PRVM_serveredictvector(ent, origin)[0]) > 4)
@@ -2283,11 +2303,13 @@ static void SV_WalkMove (prvm_edict_t *ent)
        //int originalmove_clip;
        int originalmove_flags;
        int originalmove_groundentity;
-       int hitsupercontentsmask;
+       int hitsupercontentsmask = SV_GenericHitSuperContentsMask(ent);
+       int skipsupercontentsmask = 0;
+       int skipmaterialflagsmask = 0;
        int type;
-       vec3_t upmove, downmove, start_origin, start_velocity, stepnormal, originalmove_origin, originalmove_velocity;
+       vec3_t upmove, downmove, start_origin, start_velocity, stepnormal, originalmove_origin, originalmove_velocity, entmins, entmaxs;
        trace_t downtrace, trace;
-       qboolean applygravity;
+       qbool applygravity;
 
        // if frametime is 0 (due to client sending the same timestamp twice),
        // don't move
@@ -2299,8 +2321,6 @@ static void SV_WalkMove (prvm_edict_t *ent)
 
        applygravity = !SV_CheckWater (ent) && PRVM_serveredictfloat(ent, movetype) == MOVETYPE_WALK && ! ((int)PRVM_serveredictfloat(ent, flags) & FL_WATERJUMP);
 
-       hitsupercontentsmask = SV_GenericHitSuperContentsMask(ent);
-
        SV_CheckVelocity(ent);
 
        // do a regular slide move unless it looks like you ran into a step
@@ -2309,7 +2329,7 @@ static void SV_WalkMove (prvm_edict_t *ent)
        VectorCopy (PRVM_serveredictvector(ent, origin), start_origin);
        VectorCopy (PRVM_serveredictvector(ent, velocity), start_velocity);
 
-       clip = SV_FlyMove (ent, sv.frametime, applygravity, NULL, hitsupercontentsmask, sv_gameplayfix_stepmultipletimes.integer ? sv_stepheight.value : 0);
+       clip = SV_FlyMove (ent, sv.frametime, applygravity, NULL, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, sv_gameplayfix_stepmultipletimes.integer ? sv_stepheight.value : 0);
 
        if(sv_gameplayfix_downtracesupportsongroundflag.integer)
        if(!(clip & 1))
@@ -2327,7 +2347,9 @@ static void SV_WalkMove (prvm_edict_t *ent)
                        type = MOVE_NOMONSTERS; // only clip against bmodels
                else
                        type = MOVE_NORMAL;
-               trace = SV_TraceBox(upmove, PRVM_serveredictvector(ent, mins), PRVM_serveredictvector(ent, maxs), downmove, type, ent, SV_GenericHitSuperContentsMask(ent));
+               VectorCopy(PRVM_serveredictvector(ent, mins), entmins);
+               VectorCopy(PRVM_serveredictvector(ent, maxs), entmaxs);
+               trace = SV_TraceBox(upmove, entmins, entmaxs, downmove, type, ent, SV_GenericHitSuperContentsMask(ent), skipsupercontentsmask, skipmaterialflagsmask, collision_extendmovelength.value);
                if(trace.fraction < 1 && trace.plane.normal[2] > 0.7)
                        clip |= 1; // but we HAVE found a floor
        }
@@ -2368,8 +2390,8 @@ static void SV_WalkMove (prvm_edict_t *ent)
                        if (PRVM_serveredictfloat(ent, movetype) != MOVETYPE_WALK)
                                return;
 
-                       // only step up while jumping if that is enabled
-                       if (!(sv_jumpstep.integer && sv_gameplayfix_stepwhilejumping.integer))
+                       // return if attempting to jump while airborn (unless sv_jumpstep)
+                       if (!sv_jumpstep.integer)
                                if (!oldonground && PRVM_serveredictfloat(ent, waterlevel) == 0)
                                        return;
                }
@@ -2382,7 +2404,7 @@ static void SV_WalkMove (prvm_edict_t *ent)
                // move up
                VectorClear (upmove);
                upmove[2] = sv_stepheight.value;
-               if(!SV_PushEntity(&trace, ent, upmove, false, true))
+               if(!SV_PushEntity(&trace, ent, upmove, true))
                {
                        // we got teleported when upstepping... must abort the move
                        return;
@@ -2390,7 +2412,7 @@ static void SV_WalkMove (prvm_edict_t *ent)
 
                // move forward
                PRVM_serveredictvector(ent, velocity)[2] = 0;
-               clip = SV_FlyMove (ent, sv.frametime, applygravity, stepnormal, hitsupercontentsmask, 0);
+               clip = SV_FlyMove (ent, sv.frametime, applygravity, stepnormal, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, 0);
                PRVM_serveredictvector(ent, velocity)[2] += start_velocity[2];
                if(clip & 8)
                {
@@ -2434,7 +2456,7 @@ static void SV_WalkMove (prvm_edict_t *ent)
        // move down
        VectorClear (downmove);
        downmove[2] = -sv_stepheight.value + start_velocity[2]*sv.frametime;
-       if(!SV_PushEntity (&downtrace, ent, downmove, false, true))
+       if(!SV_PushEntity (&downtrace, ent, downmove, true))
        {
                // we got teleported when downstepping... must abort the move
                return;
@@ -2445,7 +2467,7 @@ static void SV_WalkMove (prvm_edict_t *ent)
                // this has been disabled so that you can't jump when you are stepping
                // up while already jumping (also known as the Quake2 double jump bug)
 #if 0
-               // LordHavoc: disabled this check so you can walk on monsters/players
+               // LadyHavoc: disabled this check so you can walk on monsters/players
                //if (PRVM_serveredictfloat(ent, solid) == SOLID_BSP)
                {
                        //Con_Printf("onground\n");
@@ -2487,11 +2509,7 @@ static void SV_Physics_Follow (prvm_edict_t *ent)
        vec3_t vf, vr, vu, angles, v;
        prvm_edict_t *e;
 
-       // regular thinking
-       if (!SV_RunThink (ent))
-               return;
-
-       // LordHavoc: implemented rotation on MOVETYPE_FOLLOW objects
+       // LadyHavoc: implemented rotation on MOVETYPE_FOLLOW objects
        e = PRVM_PROG_TO_EDICT(PRVM_serveredictedict(ent, aiment));
        if (PRVM_serveredictvector(e, angles)[0] == PRVM_serveredictvector(ent, punchangle)[0] && PRVM_serveredictvector(e, angles)[1] == PRVM_serveredictvector(ent, punchangle)[1] && PRVM_serveredictvector(e, angles)[2] == PRVM_serveredictvector(ent, punchangle)[2])
        {
@@ -2536,10 +2554,12 @@ SV_CheckWaterTransition
 */
 static void SV_CheckWaterTransition (prvm_edict_t *ent)
 {
+       vec3_t entorigin;
        prvm_prog_t *prog = SVVM_prog;
-       // LordHavoc: bugfixes in this function are keyed to the sv_gameplayfix_bugfixedcheckwatertransition cvar - if this cvar is 0 then all the original bugs should be reenabled for compatibility
+       // LadyHavoc: bugfixes in this function are keyed to the sv_gameplayfix_bugfixedcheckwatertransition cvar - if this cvar is 0 then all the original bugs should be reenabled for compatibility
        int cont;
-       cont = Mod_Q1BSP_NativeContentsFromSuperContents(NULL, SV_PointSuperContents(PRVM_serveredictvector(ent, origin)));
+       VectorCopy(PRVM_serveredictvector(ent, origin), entorigin);
+       cont = Mod_Q1BSP_NativeContentsFromSuperContents(SV_PointSuperContents(entorigin));
        if (!PRVM_serveredictfloat(ent, watertype))
        {
                // just spawned here
@@ -2607,7 +2627,7 @@ 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 && groundentity->priv.server->free)
+               else if (ent->priv.server->suspendedinairflag && groundentity->free)
                {
                        // if ent was supported by a brush model on previous frame,
                        // and groundentity is now freed, set groundentity to 0 (world)
@@ -2638,18 +2658,17 @@ void SV_Physics_Toss (prvm_edict_t *ent)
        {
        // move origin
                VectorScale(PRVM_serveredictvector(ent, velocity), movetime, move);
-               if(!SV_PushEntity(&trace, ent, move, true, true))
+               if(!SV_PushEntity(&trace, ent, move, true))
                        return; // teleported
-               if (ent->priv.server->free)
+               if (ent->free)
                        return;
-               if (trace.bmodelstartsolid)
+               if (trace.bmodelstartsolid && sv_gameplayfix_unstickentities.integer)
                {
                        // try to unstick the entity
-                       if (sv_gameplayfix_unstickentities.integer)
-                               SV_UnstickEntity(ent);
-                       if(!SV_PushEntity(&trace, ent, move, false, true))
+                       SV_UnstickEntity(ent);
+                       if(!SV_PushEntity(&trace, ent, move, true))
                                return; // teleported
-                       if (ent->priv.server->free)
+                       if (ent->free)
                                return;
                }
                if (trace.fraction == 1)
@@ -2680,7 +2699,7 @@ void SV_Physics_Toss (prvm_edict_t *ent)
                        ent_gravity = PRVM_serveredictfloat(ent, gravity);
                        if (!ent_gravity)
                                ent_gravity = 1.0f;
-                       // LordHavoc: fixed grenades not bouncing when fired down a slope
+                       // LadyHavoc: fixed grenades not bouncing when fired down a slope
                        if (sv_gameplayfix_grenadebouncedownslopes.integer)
                                d = fabs(DotProduct(trace.plane.normal, PRVM_serveredictvector(ent, velocity)));
                        else
@@ -2710,10 +2729,14 @@ void SV_Physics_Toss (prvm_edict_t *ent)
                                        ent->priv.server->suspendedinairflag = true;
                                VectorClear (PRVM_serveredictvector(ent, velocity));
                                VectorClear (PRVM_serveredictvector(ent, avelocity));
+                               movetime = 0;
                        }
                        else
+                       {
                                PRVM_serveredictfloat(ent, flags) = (int)PRVM_serveredictfloat(ent, flags) & ~FL_ONGROUND;
-                       movetime = 0;
+                               if (!sv_gameplayfix_slidemoveprojectiles.integer)
+                                       movetime = 0;
+                       }
                        break;
                }
        }
@@ -2762,7 +2785,7 @@ static void SV_Physics_Step (prvm_edict_t *ent)
                        {
                                PRVM_serveredictfloat(ent, flags) -= FL_ONGROUND;
                                SV_CheckVelocity(ent);
-                               SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent), 0);
+                               SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent), 0, 0, 0);
                                SV_LinkEdict(ent);
                                SV_LinkEdict_TouchAreaGrid(ent);
                                ent->priv.server->waterposition_forceupdate = true;
@@ -2774,7 +2797,7 @@ static void SV_Physics_Step (prvm_edict_t *ent)
                        int hitsound = PRVM_serveredictvector(ent, velocity)[2] < sv_gravity.value * -0.1;
 
                        SV_CheckVelocity(ent);
-                       SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent), 0);
+                       SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent), 0, 0, 0);
                        SV_LinkEdict(ent);
                        SV_LinkEdict_TouchAreaGrid(ent);
 
@@ -2804,17 +2827,6 @@ static void SV_Physics_Step (prvm_edict_t *ent)
                        ent->priv.server->waterposition_forceupdate = true;
                }
        }
-
-// regular thinking
-       if (!SV_RunThink(ent))
-               return;
-
-       if (ent->priv.server->waterposition_forceupdate || !VectorCompare(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin))
-       {
-               ent->priv.server->waterposition_forceupdate = false;
-               VectorCopy(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin);
-               SV_CheckWaterTransition(ent);
-       }
 }
 
 //============================================================================
@@ -2828,7 +2840,7 @@ static void SV_Physics_Entity (prvm_edict_t *ent)
        // (if an ent spawns a higher numbered ent, it moves in the same frame,
        //  but if it spawns a lower numbered ent, it doesn't - this never moves
        //  ents in the first frame regardless)
-       qboolean runmove = ent->priv.server->move;
+       qbool runmove = ent->priv.server->move;
        ent->priv.server->move = true;
        if (!runmove && sv_gameplayfix_delayprojectiles.integer > 0)
                return;
@@ -2839,12 +2851,13 @@ static void SV_Physics_Entity (prvm_edict_t *ent)
                SV_Physics_Pusher (ent);
                break;
        case MOVETYPE_NONE:
-               // LordHavoc: manually inlined the thinktime check here because MOVETYPE_NONE is used on so many objects
+               // LadyHavoc: manually inlined the thinktime check here because MOVETYPE_NONE is used on so many objects
                if (PRVM_serveredictfloat(ent, nextthink) > 0 && PRVM_serveredictfloat(ent, nextthink) <= sv.time + sv.frametime)
                        SV_RunThink (ent);
                break;
        case MOVETYPE_FOLLOW:
-               SV_Physics_Follow (ent);
+               if(SV_RunThink(ent))
+                       SV_Physics_Follow (ent);
                break;
        case MOVETYPE_NOCLIP:
                if (SV_RunThink(ent))
@@ -2857,6 +2870,14 @@ static void SV_Physics_Entity (prvm_edict_t *ent)
                break;
        case MOVETYPE_STEP:
                SV_Physics_Step (ent);
+               // regular thinking
+               if (SV_RunThink(ent))
+               if (ent->priv.server->waterposition_forceupdate || !VectorCompare(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin))
+               {
+                       ent->priv.server->waterposition_forceupdate = false;
+                       VectorCopy(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin);
+                       SV_CheckWaterTransition(ent);
+               }
                break;
        case MOVETYPE_WALK:
                if (SV_RunThink (ent))
@@ -2880,11 +2901,63 @@ static void SV_Physics_Entity (prvm_edict_t *ent)
                }
                break;
        default:
+               if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
+                       break;
                Con_Printf ("SV_Physics: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
                break;
        }
 }
 
+static void SV_Physics_ClientEntity_NoThink (prvm_edict_t *ent)
+{
+       prvm_prog_t *prog = SVVM_prog;
+
+       // don't run think at all, that is done during server frames
+       // instead, call the movetypes directly so they match client input
+
+       // This probably only makes sense for CSQC-networked (SendEntity field set) player entities
+       switch ((int) PRVM_serveredictfloat(ent, movetype))
+       {
+       case MOVETYPE_PUSH:
+       case MOVETYPE_FAKEPUSH:
+               // push physics relies heavily on think times and calls, and so cannot be predicted currently
+               Con_Printf ("SV_Physics_ClientEntity_NoThink: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
+               break;
+       case MOVETYPE_NONE:
+               break;
+       case MOVETYPE_FOLLOW:
+               SV_Physics_Follow (ent);
+               break;
+       case MOVETYPE_NOCLIP:
+               VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
+               VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
+               break;
+       case MOVETYPE_STEP:
+               SV_Physics_Step (ent);
+               break;
+       case MOVETYPE_WALK:
+               SV_WalkMove (ent);
+               break;
+       case MOVETYPE_TOSS:
+       case MOVETYPE_BOUNCE:
+       case MOVETYPE_BOUNCEMISSILE:
+       case MOVETYPE_FLYMISSILE:
+               SV_Physics_Toss (ent);
+               break;
+       case MOVETYPE_FLY:
+       case MOVETYPE_FLY_WORLDONLY:
+               SV_WalkMove (ent);
+               break;
+       case MOVETYPE_PHYSICS:
+               break;
+       default:
+               if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
+                       break;
+               Con_Printf ("SV_Physics_ClientEntity_NoThink: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
+               break;
+       }
+}
+
 void SV_Physics_ClientMove(void)
 {
        prvm_prog_t *prog = SVVM_prog;
@@ -2893,7 +2966,7 @@ void SV_Physics_ClientMove(void)
 
        // call player physics, this needs the proper frametime
        PRVM_serverglobalfloat(frametime) = sv.frametime;
-       SV_ClientThink();
+       SV_PlayerPhysics();
 
        // call standard client pre-think, with frametime = 0
        PRVM_serverglobalfloat(time) = sv.time;
@@ -2905,8 +2978,9 @@ void SV_Physics_ClientMove(void)
        // make sure the velocity is sane (not a NaN)
        SV_CheckVelocity(ent);
 
-       // perform MOVETYPE_WALK behavior
-       SV_WalkMove (ent);
+       // perform movetype behaviour
+       // note: will always be MOVETYPE_WALK if disableclientprediction = 0
+       SV_Physics_ClientEntity_NoThink (ent);
 
        // call standard player post-think, with frametime = 0
        PRVM_serverglobalfloat(time) = sv.time;
@@ -2919,8 +2993,8 @@ void SV_Physics_ClientMove(void)
        {
                // angle fixing was requested by physics code...
                // so store the current angles for later use
-               memcpy(host_client->fixangle_angles, PRVM_serveredictvector(ent, angles), sizeof(host_client->fixangle_angles));
-               host_client->fixangle_angles_set = TRUE;
+               VectorCopy(PRVM_serveredictvector(ent, angles), host_client->fixangle_angles);
+               host_client->fixangle_angles_set = true;
 
                // and clear fixangle for the next frame
                PRVM_serveredictfloat(ent, fixangle) = 0;
@@ -2931,7 +3005,7 @@ static void SV_Physics_ClientEntity_PreThink(prvm_edict_t *ent)
 {
        prvm_prog_t *prog = SVVM_prog;
        // don't do physics on disconnected clients, FrikBot relies on this
-       if (!host_client->spawned)
+       if (!host_client->begun)
                return;
 
        // make sure the velocity is sane (not a NaN)
@@ -2940,7 +3014,7 @@ static void SV_Physics_ClientEntity_PreThink(prvm_edict_t *ent)
        // don't run physics here if running asynchronously
        if (host_client->clmovement_inputtimeout <= 0)
        {
-               SV_ClientThink();
+               SV_PlayerPhysics();
                //host_client->cmd.time = max(host_client->cmd.time, sv.time);
        }
 
@@ -2960,7 +3034,7 @@ static void SV_Physics_ClientEntity_PostThink(prvm_edict_t *ent)
 {
        prvm_prog_t *prog = SVVM_prog;
        // don't do physics on disconnected clients, FrikBot relies on this
-       if (!host_client->spawned)
+       if (!host_client->begun)
                return;
 
        // make sure the velocity is sane (not a NaN)
@@ -2978,8 +3052,8 @@ static void SV_Physics_ClientEntity_PostThink(prvm_edict_t *ent)
        {
                // angle fixing was requested by physics code...
                // so store the current angles for later use
-               memcpy(host_client->fixangle_angles, PRVM_serveredictvector(ent, angles), sizeof(host_client->fixangle_angles));
-               host_client->fixangle_angles_set = TRUE;
+               VectorCopy(PRVM_serveredictvector(ent, angles), host_client->fixangle_angles);
+               host_client->fixangle_angles_set = true;
 
                // and clear fixangle for the next frame
                PRVM_serveredictfloat(ent, fixangle) = 0;
@@ -2997,7 +3071,7 @@ static void SV_Physics_ClientEntity(prvm_edict_t *ent)
 {
        prvm_prog_t *prog = SVVM_prog;
        // don't do physics on disconnected clients, FrikBot relies on this
-       if (!host_client->spawned)
+       if (!host_client->begun)
        {
                memset(&host_client->cmd, 0, sizeof(host_client->cmd));
                return;
@@ -3013,21 +3087,34 @@ static void SV_Physics_ClientEntity(prvm_edict_t *ent)
                SV_Physics_Pusher (ent);
                break;
        case MOVETYPE_NONE:
-               // LordHavoc: manually inlined the thinktime check here because MOVETYPE_NONE is used on so many objects
+               // LadyHavoc: manually inlined the thinktime check here because MOVETYPE_NONE is used on so many objects
                if (PRVM_serveredictfloat(ent, nextthink) > 0 && PRVM_serveredictfloat(ent, nextthink) <= sv.time + sv.frametime)
                        SV_RunThink (ent);
                break;
        case MOVETYPE_FOLLOW:
-               SV_Physics_Follow (ent);
+               SV_RunThink (ent);
+               if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
+                       SV_Physics_Follow (ent);
                break;
        case MOVETYPE_NOCLIP:
                SV_RunThink(ent);
-               SV_CheckWater(ent);
-               VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
-               VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
+               if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
+               {
+                       SV_CheckWater(ent);
+                       VectorMA(PRVM_serveredictvector(ent, origin), sv.frametime, PRVM_serveredictvector(ent, velocity), PRVM_serveredictvector(ent, origin));
+                       VectorMA(PRVM_serveredictvector(ent, angles), sv.frametime, PRVM_serveredictvector(ent, avelocity), PRVM_serveredictvector(ent, angles));
+               }
                break;
        case MOVETYPE_STEP:
-               SV_Physics_Step (ent);
+               if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
+                       SV_Physics_Step (ent);
+               if (SV_RunThink(ent))
+               if (ent->priv.server->waterposition_forceupdate || !VectorCompare(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin))
+               {
+                       ent->priv.server->waterposition_forceupdate = false;
+                       VectorCopy(PRVM_serveredictvector(ent, origin), ent->priv.server->waterposition_origin);
+                       SV_CheckWaterTransition(ent);
+               }
                break;
        case MOVETYPE_WALK:
                SV_RunThink (ent);
@@ -3041,17 +3128,21 @@ static void SV_Physics_ClientEntity(prvm_edict_t *ent)
        case MOVETYPE_FLYMISSILE:
                // regular thinking
                SV_RunThink (ent);
-               SV_Physics_Toss (ent);
+               if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
+                       SV_Physics_Toss (ent);
                break;
        case MOVETYPE_FLY:
        case MOVETYPE_FLY_WORLDONLY:
                SV_RunThink (ent);
-               SV_WalkMove (ent);
+               if (host_client->clmovement_inputtimeout <= 0) // don't run physics here if running asynchronously
+                       SV_WalkMove (ent);
                break;
        case MOVETYPE_PHYSICS:
                SV_RunThink (ent);
                break;
        default:
+               if((int) PRVM_serveredictfloat(ent, movetype) >= MOVETYPE_USER_FIRST && (int) PRVM_serveredictfloat(ent, movetype) <= MOVETYPE_USER_LAST)
+                       break;
                Con_Printf ("SV_Physics_ClientEntity: bad movetype %i\n", (int)PRVM_serveredictfloat(ent, movetype));
                break;
        }
@@ -3076,6 +3167,9 @@ void SV_Physics (void)
        int i;
        prvm_edict_t *ent;
 
+       // free memory for resources that are no longer referenced
+       PRVM_GarbageCollection(prog);
+
 // let the progs know that a new frame has started
        PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(prog->edicts);
        PRVM_serverglobaledict(other) = PRVM_EDICT_TO_PROG(prog->edicts);
@@ -3083,8 +3177,10 @@ void SV_Physics (void)
        PRVM_serverglobalfloat(frametime) = sv.frametime;
        prog->ExecuteProgram(prog, PRVM_serverfunction(StartFrame), "QC function StartFrame is missing");
 
+#ifdef USEODE
        // run physics engine
        World_Physics_Frame(&sv.world, sv.frametime, sv_gravity.value);
+#endif
 
 //
 // treat each object in turn
@@ -3093,22 +3189,22 @@ void SV_Physics (void)
        // if force_retouch, relink all the entities
        if (PRVM_serverglobalfloat(force_retouch) > 0)
                for (i = 1, ent = PRVM_EDICT_NUM(i);i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
-                       if (!ent->priv.server->free)
+                       if (!ent->free)
                                SV_LinkEdict_TouchAreaGrid(ent); // force retouch even for stationary
 
        if (sv_gameplayfix_consistentplayerprethink.integer)
        {
                // run physics on the client entities in 3 stages
                for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
-                       if (!ent->priv.server->free)
+                       if (!ent->free)
                                SV_Physics_ClientEntity_PreThink(ent);
 
                for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
-                       if (!ent->priv.server->free)
+                       if (!ent->free)
                                SV_Physics_ClientEntity(ent);
 
                for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
-                       if (!ent->priv.server->free)
+                       if (!ent->free)
                                SV_Physics_ClientEntity_PostThink(ent);
        }
        else
@@ -3116,7 +3212,7 @@ void SV_Physics (void)
                // run physics on the client entities
                for (i = 1, ent = PRVM_EDICT_NUM(i), host_client = svs.clients;i <= svs.maxclients;i++, ent = PRVM_NEXT_EDICT(ent), host_client++)
                {
-                       if (!ent->priv.server->free)
+                       if (!ent->free)
                        {
                                SV_Physics_ClientEntity_PreThink(ent);
                                SV_Physics_ClientEntity(ent);
@@ -3129,20 +3225,20 @@ void SV_Physics (void)
        if (!sv_freezenonclients.integer)
        {
                for (;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
-                       if (!ent->priv.server->free)
+                       if (!ent->free)
                                SV_Physics_Entity(ent);
                // make a second pass to see if any ents spawned this frame and make
                // sure they run their move/think
                if (sv_gameplayfix_delayprojectiles.integer < 0)
                        for (i = svs.maxclients + 1, ent = PRVM_EDICT_NUM(i);i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
-                               if (!ent->priv.server->move && !ent->priv.server->free)
+                               if (!ent->priv.server->move && !ent->free)
                                        SV_Physics_Entity(ent);
        }
 
        if (PRVM_serverglobalfloat(force_retouch) > 0)
                PRVM_serverglobalfloat(force_retouch) = max(0, PRVM_serverglobalfloat(force_retouch) - 1);
 
-       // LordHavoc: endframe support
+       // LadyHavoc: endframe support
        if (PRVM_serverfunction(EndFrame))
        {
                PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(prog->edicts);