]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - sv_phys.c
changed use of GL_ARB_fragment_shader and friends to the core GL 2.0
[xonotic/darkplaces.git] / sv_phys.c
index 6a2979cac23ea64486b92f5da968027c597e3ef3..e55ae81e77c7fbe62ce505cc35cda37a7c36f535 100644 (file)
--- a/sv_phys.c
+++ b/sv_phys.c
@@ -43,6 +43,24 @@ solid_edge items only clip against bsp models.
 
 void SV_Physics_Toss (prvm_edict_t *ent);
 
+int SV_GetPitchSign(prvm_edict_t *ent)
+{
+       dp_model_t *model;
+       if (
+                       (model = SV_GetModelFromEdict(ent))
+                       ?
+                       model->type == mod_alias
+                       :
+                       (
+                        (((unsigned char)PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.pflags)->_float) & PFLAGS_FULLDYNAMIC)
+                        ||
+                        ((gamemode == GAME_TENEBRAE) && ((unsigned int)ent->fields.server->effects & (16 | 32)))
+                       )
+          )
+               return -1;
+       return 1;
+}
+
 /*
 ===============================================================================
 
@@ -103,7 +121,7 @@ trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int
        dp_model_t *model;
        // list of entities to test for collisions
        int numtouchedicts;
-       prvm_edict_t *touchedicts[MAX_EDICTS];
+       static prvm_edict_t *touchedicts[MAX_EDICTS];
 
        //return SV_TraceBox(start, vec3_origin, vec3_origin, end, type, passedict, hitsupercontentsmask);
 
@@ -195,33 +213,21 @@ trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int
                model = NULL;
                if ((int) touch->fields.server->solid == SOLID_BSP || type == MOVE_HITMODEL)
                {
-                       unsigned int modelindex = (unsigned int)touch->fields.server->modelindex;
-                       // if the modelindex is 0, it shouldn't be SOLID_BSP!
-                       if (modelindex > 0 && modelindex < MAX_MODELS)
-                               model = sv.models[(int)touch->fields.server->modelindex];
-                       //pitchsign = 1;
-                       if (
-                               ((modelindex = (int)touch->fields.server->modelindex) >= 1 && modelindex < MAX_MODELS && (model = sv.models[(int)touch->fields.server->modelindex]))
-                               ?
-                                       model->type == mod_alias
-                               :
-                                       (
-                                               (((unsigned char)PRVM_EDICTFIELDVALUE(touch, prog->fieldoffsets.pflags)->_float) & PFLAGS_FULLDYNAMIC)
-                                               ||
-                                               ((gamemode == GAME_TENEBRAE) && ((unsigned int)touch->fields.server->effects & (16 | 32)))
-                                       )
-                       )
-                               pitchsign = -1;
+                       model = SV_GetModelFromEdict(touch);
+                       pitchsign = SV_GetPitchSign(touch);
                }
                if (model)
                        Matrix4x4_CreateFromQuakeEntity(&matrix, touch->fields.server->origin[0], touch->fields.server->origin[1], touch->fields.server->origin[2], pitchsign * touch->fields.server->angles[0], touch->fields.server->angles[1], touch->fields.server->angles[2], 1);
                else
                        Matrix4x4_CreateTranslate(&matrix, touch->fields.server->origin[0], touch->fields.server->origin[1], touch->fields.server->origin[2]);
                Matrix4x4_Invert_Simple(&imatrix, &matrix);
+               VM_GenerateFrameGroupBlend(touch->priv.server->framegroupblend, touch);
+               VM_FrameBlendFromFrameGroupBlend(touch->priv.server->frameblend, touch->priv.server->framegroupblend, model);
+               VM_UpdateEdictSkeleton(touch, model, touch->priv.server->frameblend);
                if (type == MOVE_MISSILE && (int)touch->fields.server->flags & FL_MONSTER)
-                       Collision_ClipToGenericEntity(&trace, model, (int) touch->fields.server->frame, touch->fields.server->mins, touch->fields.server->maxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipstart, hitsupercontentsmask);
+                       Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touch->fields.server->mins, touch->fields.server->maxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipstart, hitsupercontentsmask);
                else
-                       Collision_ClipPointToGenericEntity(&trace, model, (int) touch->fields.server->frame, touch->fields.server->mins, touch->fields.server->maxs, bodysupercontents, &matrix, &imatrix, clipstart, hitsupercontentsmask);
+                       Collision_ClipPointToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touch->fields.server->mins, touch->fields.server->maxs, bodysupercontents, &matrix, &imatrix, clipstart, hitsupercontentsmask);
 
                Collision_CombineTraces(&cliptrace, &trace, (void *)touch, touch->fields.server->solid == SOLID_BSP);
        }
@@ -260,27 +266,30 @@ trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_
        dp_model_t *model;
        // list of entities to test for collisions
        int numtouchedicts;
-       prvm_edict_t *touchedicts[MAX_EDICTS];
+       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))
+       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);
-               VectorAdd(pEnd, end, end);
+               VectorMA(pEnd, collision_endposnudge.value, end, end);
        }
        else
                VectorCopy(pEnd, end);
+#else
+       if (VectorCompare(start, end))
+               return SV_TracePoint(start, type, passedict, hitsupercontentsmask);
 #endif
 
        //return SV_TraceBox(start, vec3_origin, vec3_origin, end, type, passedict, hitsupercontentsmask);
 
-       if (VectorCompare(start, end))
-               return SV_TracePoint(start, type, passedict, hitsupercontentsmask);
-
        VectorCopy(start, clipstart);
        VectorCopy(end, clipend);
        VectorClear(clipmins2);
@@ -370,41 +379,29 @@ trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_
                model = NULL;
                if ((int) touch->fields.server->solid == SOLID_BSP || type == MOVE_HITMODEL)
                {
-                       unsigned int modelindex = (unsigned int)touch->fields.server->modelindex;
-                       // if the modelindex is 0, it shouldn't be SOLID_BSP!
-                       if (modelindex > 0 && modelindex < MAX_MODELS)
-                               model = sv.models[(int)touch->fields.server->modelindex];
-                       //pitchsign = 1;
-                       if (
-                               ((modelindex = (int)touch->fields.server->modelindex) >= 1 && modelindex < MAX_MODELS && (model = sv.models[(int)touch->fields.server->modelindex]))
-                               ?
-                                       model->type == mod_alias
-                               :
-                                       (
-                                               (((unsigned char)PRVM_EDICTFIELDVALUE(touch, prog->fieldoffsets.pflags)->_float) & PFLAGS_FULLDYNAMIC)
-                                               ||
-                                               ((gamemode == GAME_TENEBRAE) && ((unsigned int)touch->fields.server->effects & (16 | 32)))
-                                       )
-                       )
-                               pitchsign = -1;
+                       model = SV_GetModelFromEdict(touch);
+                       pitchsign = SV_GetPitchSign(touch);
                }
                if (model)
                        Matrix4x4_CreateFromQuakeEntity(&matrix, touch->fields.server->origin[0], touch->fields.server->origin[1], touch->fields.server->origin[2], pitchsign * touch->fields.server->angles[0], touch->fields.server->angles[1], touch->fields.server->angles[2], 1);
                else
                        Matrix4x4_CreateTranslate(&matrix, touch->fields.server->origin[0], touch->fields.server->origin[1], touch->fields.server->origin[2]);
                Matrix4x4_Invert_Simple(&imatrix, &matrix);
+               VM_GenerateFrameGroupBlend(touch->priv.server->framegroupblend, touch);
+               VM_FrameBlendFromFrameGroupBlend(touch->priv.server->frameblend, touch->priv.server->framegroupblend, model);
+               VM_UpdateEdictSkeleton(touch, model, touch->priv.server->frameblend);
                if (type == MOVE_MISSILE && (int)touch->fields.server->flags & FL_MONSTER)
-                       Collision_ClipToGenericEntity(&trace, model, (int) touch->fields.server->frame, touch->fields.server->mins, touch->fields.server->maxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipend, hitsupercontentsmask);
+                       Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touch->fields.server->mins, touch->fields.server->maxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipend, hitsupercontentsmask);
                else
-                       Collision_ClipLineToGenericEntity(&trace, model, (int) touch->fields.server->frame, touch->fields.server->mins, touch->fields.server->maxs, bodysupercontents, &matrix, &imatrix, clipstart, clipend, hitsupercontentsmask);
+                       Collision_ClipLineToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touch->fields.server->mins, touch->fields.server->maxs, bodysupercontents, &matrix, &imatrix, clipstart, clipend, hitsupercontentsmask);
 
                Collision_CombineTraces(&cliptrace, &trace, (void *)touch, touch->fields.server->solid == SOLID_BSP);
        }
 
 finished:
 #ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
-       if(!VectorCompare(start, pEnd))
-               Collision_ShortenTrace(&cliptrace, len / (len + 1), pEnd);
+       if(!VectorCompare(start, pEnd) && collision_endposnudge.value > 0)
+               Collision_ShortenTrace(&cliptrace, len / (len + collision_endposnudge.value), pEnd);
 #endif
        return cliptrace;
 }
@@ -451,22 +448,34 @@ trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, co
        dp_model_t *model;
        // list of entities to test for collisions
        int numtouchedicts;
-       prvm_edict_t *touchedicts[MAX_EDICTS];
+       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))
+       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);
-               VectorAdd(pEnd, end, end);
+               VectorMA(pEnd, collision_endposnudge.value, end, end);
        }
        else
                VectorCopy(pEnd, end);
-#endif
-
+#else
        if (VectorCompare(mins, maxs))
        {
                vec3_t shiftstart, shiftend;
@@ -479,6 +488,7 @@ trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, co
                VectorSubtract(trace.endpos, mins, trace.endpos);
                return trace;
        }
+#endif
 
        VectorCopy(start, clipstart);
        VectorCopy(end, clipend);
@@ -582,41 +592,29 @@ trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, co
                model = NULL;
                if ((int) touch->fields.server->solid == SOLID_BSP || type == MOVE_HITMODEL)
                {
-                       unsigned int modelindex = (unsigned int)touch->fields.server->modelindex;
-                       // if the modelindex is 0, it shouldn't be SOLID_BSP!
-                       if (modelindex > 0 && modelindex < MAX_MODELS)
-                               model = sv.models[(int)touch->fields.server->modelindex];
-                       //pitchsign = 1;
-                       if (
-                               ((modelindex = (int)touch->fields.server->modelindex) >= 1 && modelindex < MAX_MODELS && (model = sv.models[(int)touch->fields.server->modelindex]))
-                               ?
-                                       model->type == mod_alias
-                               :
-                                       (
-                                               (((unsigned char)PRVM_EDICTFIELDVALUE(touch, prog->fieldoffsets.pflags)->_float) & PFLAGS_FULLDYNAMIC)
-                                               ||
-                                               ((gamemode == GAME_TENEBRAE) && ((unsigned int)touch->fields.server->effects & (16 | 32)))
-                                       )
-                       )
-                               pitchsign = -1;
+                       model = SV_GetModelFromEdict(touch);
+                       pitchsign = SV_GetPitchSign(touch);
                }
                if (model)
                        Matrix4x4_CreateFromQuakeEntity(&matrix, touch->fields.server->origin[0], touch->fields.server->origin[1], touch->fields.server->origin[2], pitchsign * touch->fields.server->angles[0], touch->fields.server->angles[1], touch->fields.server->angles[2], 1);
                else
                        Matrix4x4_CreateTranslate(&matrix, touch->fields.server->origin[0], touch->fields.server->origin[1], touch->fields.server->origin[2]);
                Matrix4x4_Invert_Simple(&imatrix, &matrix);
+               VM_GenerateFrameGroupBlend(touch->priv.server->framegroupblend, touch);
+               VM_FrameBlendFromFrameGroupBlend(touch->priv.server->frameblend, touch->priv.server->framegroupblend, model);
+               VM_UpdateEdictSkeleton(touch, model, touch->priv.server->frameblend);
                if (type == MOVE_MISSILE && (int)touch->fields.server->flags & FL_MONSTER)
-                       Collision_ClipToGenericEntity(&trace, model, (int) touch->fields.server->frame, touch->fields.server->mins, touch->fields.server->maxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipend, hitsupercontentsmask);
+                       Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touch->fields.server->mins, touch->fields.server->maxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins2, clipmaxs2, clipend, hitsupercontentsmask);
                else
-                       Collision_ClipToGenericEntity(&trace, model, (int) touch->fields.server->frame, touch->fields.server->mins, touch->fields.server->maxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins, clipmaxs, clipend, hitsupercontentsmask);
+                       Collision_ClipToGenericEntity(&trace, model, touch->priv.server->frameblend, &touch->priv.server->skeleton, touch->fields.server->mins, touch->fields.server->maxs, bodysupercontents, &matrix, &imatrix, clipstart, clipmins, clipmaxs, clipend, hitsupercontentsmask);
 
                Collision_CombineTraces(&cliptrace, &trace, (void *)touch, touch->fields.server->solid == SOLID_BSP);
        }
 
 finished:
 #ifdef COLLISION_STUPID_TRACE_ENDPOS_IN_SOLID_WORKAROUND
-       if(!VectorCompare(start, pEnd))
-               Collision_ShortenTrace(&cliptrace, len / (len + 1), pEnd);
+       if(!VectorCompare(start, pEnd) && collision_endposnudge.value > 0)
+               Collision_ShortenTrace(&cliptrace, len / (len + collision_endposnudge.value), pEnd);
 #endif
        return cliptrace;
 }
@@ -651,11 +649,10 @@ int SV_PointSuperContents(const vec3_t point)
        matrix4x4_t matrix, imatrix;
        // model of other entity
        dp_model_t *model;
-       unsigned int modelindex;
        int frame;
        // list of entities to test for collisions
        int numtouchedicts;
-       prvm_edict_t *touchedicts[MAX_EDICTS];
+       static prvm_edict_t *touchedicts[MAX_EDICTS];
 
        // get world supercontents at this point
        if (sv.worldmodel && sv.worldmodel->PointSuperContents)
@@ -682,10 +679,7 @@ int SV_PointSuperContents(const vec3_t point)
                        continue;
 
                // might interact, so do an exact clip
-               modelindex = (unsigned int)touch->fields.server->modelindex;
-               if (modelindex >= MAX_MODELS)
-                       continue;
-               model = sv.models[(int)touch->fields.server->modelindex];
+               model = SV_GetModelFromEdict(touch);
                if (!model || !model->PointSuperContents)
                        continue;
                Matrix4x4_CreateFromQuakeEntity(&matrix, touch->fields.server->origin[0], touch->fields.server->origin[1], touch->fields.server->origin[2], touch->fields.server->angles[0], touch->fields.server->angles[1], touch->fields.server->angles[2], 1);
@@ -706,10 +700,37 @@ Linking entities into the world culling system
 ===============================================================================
 */
 
+void SV_LinkEdict_TouchAreaGrid_Call(prvm_edict_t *touch, prvm_edict_t *ent)
+{
+       prvm_eval_t *val;
+       prog->globals.server->self = PRVM_EDICT_TO_PROG(touch);
+       prog->globals.server->other = PRVM_EDICT_TO_PROG(ent);
+       prog->globals.server->time = sv.time;
+       prog->globals.server->trace_allsolid = false;
+       prog->globals.server->trace_startsolid = false;
+       prog->globals.server->trace_fraction = 1;
+       prog->globals.server->trace_inwater = false;
+       prog->globals.server->trace_inopen = true;
+       VectorCopy (touch->fields.server->origin, prog->globals.server->trace_endpos);
+       VectorSet (prog->globals.server->trace_plane_normal, 0, 0, 1);
+       prog->globals.server->trace_plane_dist = 0;
+       prog->globals.server->trace_ent = PRVM_EDICT_TO_PROG(ent);
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dpstartcontents)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitcontents)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitq3surfaceflags)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphittexturename)))
+               val->string = 0;
+       PRVM_ExecuteProgram (touch->fields.server->touch, "QC function self.touch is missing");
+}
+
 void SV_LinkEdict_TouchAreaGrid(prvm_edict_t *ent)
 {
        int i, numtouchedicts, old_self, old_other;
-       prvm_edict_t *touch, *touchedicts[MAX_EDICTS];
+       prvm_edict_t *touch;
+       static prvm_edict_t *touchedicts[MAX_EDICTS];
 
        if (ent == prog->edicts)
                return;         // don't add the world
@@ -737,34 +758,44 @@ void SV_LinkEdict_TouchAreaGrid(prvm_edict_t *ent)
                touch = touchedicts[i];
                if (touch != ent && (int)touch->fields.server->solid == SOLID_TRIGGER && touch->fields.server->touch)
                {
-                       prvm_eval_t *val;
-                       prog->globals.server->self = PRVM_EDICT_TO_PROG(touch);
-                       prog->globals.server->other = PRVM_EDICT_TO_PROG(ent);
-                       prog->globals.server->time = sv.time;
-                       prog->globals.server->trace_allsolid = false;
-                       prog->globals.server->trace_startsolid = false;
-                       prog->globals.server->trace_fraction = 1;
-                       prog->globals.server->trace_inwater = false;
-                       prog->globals.server->trace_inopen = true;
-                       VectorCopy (touch->fields.server->origin, prog->globals.server->trace_endpos);
-                       VectorSet (prog->globals.server->trace_plane_normal, 0, 0, 1);
-                       prog->globals.server->trace_plane_dist = 0;
-                       prog->globals.server->trace_ent = PRVM_EDICT_TO_PROG(ent);
-                       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dpstartcontents)))
-                               val->_float = 0;
-                       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitcontents)))
-                               val->_float = 0;
-                       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitq3surfaceflags)))
-                               val->_float = 0;
-                       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphittexturename)))
-                               val->string = 0;
-                       PRVM_ExecuteProgram (touch->fields.server->touch, "QC function self.touch is missing");
+                       SV_LinkEdict_TouchAreaGrid_Call(touch, ent);
                }
        }
        prog->globals.server->self = old_self;
        prog->globals.server->other = old_other;
 }
 
+static void RotateBBox(const vec3_t mins, const vec3_t maxs, const vec3_t angles, vec3_t rotatedmins, vec3_t rotatedmaxs)
+{
+       vec3_t v, u;
+       matrix4x4_t m;
+       Matrix4x4_CreateFromQuakeEntity(&m, 0, 0, 0, angles[PITCH], angles[YAW], angles[ROLL], 1.0);
+
+       v[0] = mins[0]; v[1] = mins[1]; v[2] = mins[2]; Matrix4x4_Transform(&m, v, u);
+               VectorCopy(u, rotatedmins); VectorCopy(u, rotatedmaxs);
+       v[0] = maxs[0]; v[1] = mins[1]; v[2] = mins[2]; Matrix4x4_Transform(&m, v, u);
+               if(rotatedmins[0] > u[0]) rotatedmins[0] = u[0]; if(rotatedmins[1] > u[1]) rotatedmins[1] = u[1]; if(rotatedmins[2] > u[2]) rotatedmins[2] = u[2];
+               if(rotatedmaxs[0] < u[0]) rotatedmaxs[0] = u[0]; if(rotatedmaxs[1] < u[1]) rotatedmaxs[1] = u[1]; if(rotatedmaxs[2] < u[2]) rotatedmaxs[2] = u[2];
+       v[0] = mins[0]; v[1] = maxs[1]; v[2] = mins[2]; Matrix4x4_Transform(&m, v, u);
+               if(rotatedmins[0] > u[0]) rotatedmins[0] = u[0]; if(rotatedmins[1] > u[1]) rotatedmins[1] = u[1]; if(rotatedmins[2] > u[2]) rotatedmins[2] = u[2];
+               if(rotatedmaxs[0] < u[0]) rotatedmaxs[0] = u[0]; if(rotatedmaxs[1] < u[1]) rotatedmaxs[1] = u[1]; if(rotatedmaxs[2] < u[2]) rotatedmaxs[2] = u[2];
+       v[0] = maxs[0]; v[1] = maxs[1]; v[2] = mins[2]; Matrix4x4_Transform(&m, v, u);
+               if(rotatedmins[0] > u[0]) rotatedmins[0] = u[0]; if(rotatedmins[1] > u[1]) rotatedmins[1] = u[1]; if(rotatedmins[2] > u[2]) rotatedmins[2] = u[2];
+               if(rotatedmaxs[0] < u[0]) rotatedmaxs[0] = u[0]; if(rotatedmaxs[1] < u[1]) rotatedmaxs[1] = u[1]; if(rotatedmaxs[2] < u[2]) rotatedmaxs[2] = u[2];
+       v[0] = mins[0]; v[1] = mins[1]; v[2] = maxs[2]; Matrix4x4_Transform(&m, v, u);
+               if(rotatedmins[0] > u[0]) rotatedmins[0] = u[0]; if(rotatedmins[1] > u[1]) rotatedmins[1] = u[1]; if(rotatedmins[2] > u[2]) rotatedmins[2] = u[2];
+               if(rotatedmaxs[0] < u[0]) rotatedmaxs[0] = u[0]; if(rotatedmaxs[1] < u[1]) rotatedmaxs[1] = u[1]; if(rotatedmaxs[2] < u[2]) rotatedmaxs[2] = u[2];
+       v[0] = maxs[0]; v[1] = mins[1]; v[2] = maxs[2]; Matrix4x4_Transform(&m, v, u);
+               if(rotatedmins[0] > u[0]) rotatedmins[0] = u[0]; if(rotatedmins[1] > u[1]) rotatedmins[1] = u[1]; if(rotatedmins[2] > u[2]) rotatedmins[2] = u[2];
+               if(rotatedmaxs[0] < u[0]) rotatedmaxs[0] = u[0]; if(rotatedmaxs[1] < u[1]) rotatedmaxs[1] = u[1]; if(rotatedmaxs[2] < u[2]) rotatedmaxs[2] = u[2];
+       v[0] = mins[0]; v[1] = maxs[1]; v[2] = maxs[2]; Matrix4x4_Transform(&m, v, u);
+               if(rotatedmins[0] > u[0]) rotatedmins[0] = u[0]; if(rotatedmins[1] > u[1]) rotatedmins[1] = u[1]; if(rotatedmins[2] > u[2]) rotatedmins[2] = u[2];
+               if(rotatedmaxs[0] < u[0]) rotatedmaxs[0] = u[0]; if(rotatedmaxs[1] < u[1]) rotatedmaxs[1] = u[1]; if(rotatedmaxs[2] < u[2]) rotatedmaxs[2] = u[2];
+       v[0] = maxs[0]; v[1] = maxs[1]; v[2] = maxs[2]; Matrix4x4_Transform(&m, v, u);
+               if(rotatedmins[0] > u[0]) rotatedmins[0] = u[0]; if(rotatedmins[1] > u[1]) rotatedmins[1] = u[1]; if(rotatedmins[2] > u[2]) rotatedmins[2] = u[2];
+               if(rotatedmaxs[0] < u[0]) rotatedmaxs[0] = u[0]; if(rotatedmaxs[1] < u[1]) rotatedmaxs[1] = u[1]; if(rotatedmaxs[2] < u[2]) rotatedmaxs[2] = u[2];
+}
+
 /*
 ===============
 SV_LinkEdict
@@ -775,6 +806,7 @@ void SV_LinkEdict (prvm_edict_t *ent)
 {
        dp_model_t *model;
        vec3_t mins, maxs;
+       int modelindex;
 
        if (ent == prog->edicts)
                return;         // don't add the world
@@ -782,21 +814,34 @@ void SV_LinkEdict (prvm_edict_t *ent)
        if (ent->priv.server->free)
                return;
 
+       modelindex = (int)ent->fields.server->modelindex;
+       if (modelindex < 0 || modelindex >= MAX_MODELS)
+       {
+               Con_Printf("edict %i: SOLID_BSP with invalid modelindex!\n", PRVM_NUM_FOR_EDICT(ent));
+               modelindex = 0;
+       }
+       model = SV_GetModelByIndex(modelindex);
+
+       VM_GenerateFrameGroupBlend(ent->priv.server->framegroupblend, ent);
+       VM_FrameBlendFromFrameGroupBlend(ent->priv.server->frameblend, ent->priv.server->framegroupblend, model);
+       VM_UpdateEdictSkeleton(ent, model, ent->priv.server->frameblend);
+
 // set the abs box
 
-       if (ent->fields.server->solid == SOLID_BSP)
+       if (ent->fields.server->movetype == MOVETYPE_PHYSICS)
+       {
+               // TODO maybe should do this for rotating SOLID_BSP too? Would behave better with rotating doors
+               // TODO special handling for spheres?
+               RotateBBox(ent->fields.server->mins, ent->fields.server->maxs, ent->fields.server->angles, mins, maxs);
+               VectorAdd(ent->fields.server->origin, mins, mins);
+               VectorAdd(ent->fields.server->origin, maxs, maxs);
+       }
+       else if (ent->fields.server->solid == SOLID_BSP)
        {
-               int modelindex = (int)ent->fields.server->modelindex;
-               if (modelindex < 0 || modelindex >= MAX_MODELS)
-               {
-                       Con_Printf("edict %i: SOLID_BSP with invalid modelindex!\n", PRVM_NUM_FOR_EDICT(ent));
-                       modelindex = 0;
-               }
-               model = sv.models[modelindex];
                if (model != NULL)
                {
-                       if (!model->TraceBox && developer.integer >= 1)
-                               Con_Printf("edict %i: SOLID_BSP with non-collidable model\n", PRVM_NUM_FOR_EDICT(ent));
+                       if (!model->TraceBox)
+                               Con_DPrintf("edict %i: SOLID_BSP with non-collidable model\n", PRVM_NUM_FOR_EDICT(ent));
 
                        if (ent->fields.server->angles[0] || ent->fields.server->angles[2] || ent->fields.server->avelocity[0] || ent->fields.server->avelocity[2])
                        {
@@ -1083,16 +1128,14 @@ qboolean SV_RunThink (prvm_edict_t *ent)
 SV_Impact
 
 Two entities have touched, so run their touch functions
-returns true if the impact kept the origin of the touching entity intact
 ==================
 */
 extern void VM_SetTraceGlobals(const trace_t *trace);
 extern sizebuf_t vm_tempstringsbuf;
-qboolean SV_Impact (prvm_edict_t *e1, trace_t *trace)
+void SV_Impact (prvm_edict_t *e1, trace_t *trace)
 {
        int restorevm_tempstringsbuf_cursize;
        int old_self, old_other;
-       vec3_t org;
        prvm_edict_t *e2 = (prvm_edict_t *)trace->ent;
        prvm_eval_t *val;
 
@@ -1100,8 +1143,6 @@ qboolean SV_Impact (prvm_edict_t *e1, trace_t *trace)
        old_other = prog->globals.server->other;
        restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
 
-       VectorCopy(e1->fields.server->origin, org);
-
        VM_SetTraceGlobals(trace);
 
        prog->globals.server->time = sv.time;
@@ -1134,8 +1175,6 @@ qboolean SV_Impact (prvm_edict_t *e1, trace_t *trace)
        prog->globals.server->self = old_self;
        prog->globals.server->other = old_other;
        vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
-
-       return VectorCompare(e1->fields.server->origin, org);
 }
 
 
@@ -1178,7 +1217,7 @@ 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);
 #define MAX_CLIP_PLANES 5
-static int SV_FlyMove (prvm_edict_t *ent, float time, qboolean applygravity, float *stepnormal, int hitsupercontentsmask)
+static int SV_FlyMove (prvm_edict_t *ent, float time, qboolean applygravity, float *stepnormal, int hitsupercontentsmask, float stepheight)
 {
        int blocked, bumpcount;
        int i, j, numplanes;
@@ -1191,6 +1230,11 @@ static int SV_FlyMove (prvm_edict_t *ent, float time, qboolean applygravity, flo
        if (time <= 0)
                return 0;
        gravity = 0;
+
+       if(sv_gameplayfix_nogravityonground.integer)
+               if((int)ent->fields.server->flags & FL_ONGROUND)
+                       applygravity = false;
+
        if (applygravity)
        {
                if (sv_gameplayfix_gravityunaffectedbyticrate.integer)
@@ -1215,9 +1259,6 @@ static int SV_FlyMove (prvm_edict_t *ent, float time, qboolean applygravity, flo
                        break;
 
                VectorScale(ent->fields.server->velocity, time_left, push);
-#if 0
-               VectorAdd(ent->fields.server->origin, push, end);
-#endif
                if(!SV_PushEntity(&trace, ent, push, false, false))
                {
                        // we got teleported by a touch function
@@ -1226,64 +1267,6 @@ static int SV_FlyMove (prvm_edict_t *ent, float time, qboolean applygravity, flo
                        break;
                }
 
-#if 0
-               //if (trace.fraction < 0.002)
-               {
-#if 1
-                       vec3_t start;
-                       trace_t testtrace;
-                       VectorCopy(ent->fields.server->origin, start);
-                       start[2] += 3;//0.03125;
-                       VectorMA(ent->fields.server->origin, time_left, ent->fields.server->velocity, end);
-                       end[2] += 3;//0.03125;
-                       testtrace = SV_TraceBox(start, ent->fields.server->mins, ent->fields.server->maxs, end, MOVE_NORMAL, ent, hitsupercontentsmask);
-                       if (trace.fraction < testtrace.fraction && !testtrace.startsolid && (testtrace.fraction == 1 || DotProduct(trace.plane.normal, ent->fields.server->velocity) < DotProduct(testtrace.plane.normal, ent->fields.server->velocity)))
-                       {
-                               Con_Printf("got further (new %f > old %f)\n", testtrace.fraction, trace.fraction);
-                               trace = testtrace;
-                       }
-#endif
-#if 0
-                       //j = -1;
-                       for (i = 0;i < numplanes;i++)
-                       {
-                               VectorCopy(ent->fields.server->origin, start);
-                               VectorMA(ent->fields.server->origin, time_left, ent->fields.server->velocity, end);
-                               VectorMA(start, 3, planes[i], start);
-                               VectorMA(end, 3, planes[i], end);
-                               testtrace = SV_TraceBox(start, ent->fields.server->mins, ent->fields.server->maxs, end, MOVE_NORMAL, ent, hitsupercontentsmask);
-                               if (trace.fraction < testtrace.fraction)
-                               {
-                                       trace = testtrace;
-                                       VectorCopy(start, ent->fields.server->origin);
-                                       //j = i;
-                               }
-                       }
-                       //if (j >= 0)
-                       //      VectorAdd(ent->fields.server->origin, planes[j], start);
-#endif
-               }
-#endif
-
-#if 0
-               Con_Printf("entity %i bump %i: velocity %f %f %f trace %f", ent - prog->edicts, bumpcount, ent->fields.server->velocity[0], ent->fields.server->velocity[1], ent->fields.server->velocity[2], trace.fraction);
-               if (trace.fraction < 1)
-                       Con_Printf(" : %f %f %f", trace.plane.normal[0], trace.plane.normal[1], trace.plane.normal[2]);
-               Con_Print("\n");
-#endif
-
-#if 0
-               if (trace.bmodelstartsolid)
-               {
-                       // LordHavoc: note: this code is what makes entities stick in place
-                       // if embedded in world only (you can walk through other objects if
-                       // stuck)
-                       // entity is trapped in another solid
-                       VectorClear(ent->fields.server->velocity);
-                       return 3;
-               }
-#endif
-
                if (trace.fraction == 1)
                        break;
                if (trace.plane.normal[2])
@@ -1303,9 +1286,55 @@ static int SV_FlyMove (prvm_edict_t *ent, float time, qboolean applygravity, flo
                                ent->fields.server->groundentity = PRVM_EDICT_TO_PROG(trace.ent);
                        }
                }
+               else if (stepheight)
+               {
+                       // step - handle it immediately
+                       vec3_t org;
+                       vec3_t steppush;
+                       trace_t steptrace;
+                       trace_t steptrace2;
+                       trace_t steptrace3;
+                       //Con_Printf("step %f %f %f : ", ent->fields.server->origin[0], ent->fields.server->origin[1], ent->fields.server->origin[2]);
+                       VectorSet(steppush, 0, 0, stepheight);
+                       VectorCopy(ent->fields.server->origin, org);
+                       if(!SV_PushEntity(&steptrace, ent, steppush, false, false))
+                       {
+                               blocked |= 8;
+                               break;
+                       }
+                       //Con_Printf("%f %f %f : ", ent->fields.server->origin[0], ent->fields.server->origin[1], ent->fields.server->origin[2]);
+                       if(!SV_PushEntity(&steptrace2, ent, push, false, false))
+                       {
+                               blocked |= 8;
+                               break;
+                       }
+                       //Con_Printf("%f %f %f : ", ent->fields.server->origin[0], ent->fields.server->origin[1], ent->fields.server->origin[2]);
+                       VectorSet(steppush, 0, 0, org[2] - ent->fields.server->origin[2]);
+                       if(!SV_PushEntity(&steptrace3, ent, steppush, false, false))
+                       {
+                               blocked |= 8;
+                               break;
+                       }
+                       //Con_Printf("%f %f %f : ", ent->fields.server->origin[0], ent->fields.server->origin[1], ent->fields.server->origin[2]);
+                       // accept the new position if it made some progress...
+                       if (fabs(ent->fields.server->origin[0] - org[0]) >= 0.03125 || fabs(ent->fields.server->origin[1] - org[1]) >= 0.03125)
+                       {
+                               //Con_Printf("accepted (delta %f %f %f)\n", ent->fields.server->origin[0] - org[0], ent->fields.server->origin[1] - org[1], ent->fields.server->origin[2] - org[2]);
+                               trace = steptrace2;
+                               VectorCopy(ent->fields.server->origin, trace.endpos);
+                               time_left *= 1 - trace.fraction;
+                               numplanes = 0;
+                               continue;
+                       }
+                       else
+                       {
+                               //Con_Printf("REJECTED (delta %f %f %f)\n", ent->fields.server->origin[0] - org[0], ent->fields.server->origin[1] - org[1], ent->fields.server->origin[2] - org[2]);
+                               VectorCopy(org, ent->fields.server->origin);
+                       }
+               }
                else
                {
-                       // step
+                       // step - return it to caller
                        blocked |= 2;
                        // save the trace for player extrafriction
                        if (stepnormal)
@@ -1343,47 +1372,42 @@ static int SV_FlyMove (prvm_edict_t *ent, float time, qboolean applygravity, flo
                VectorCopy(trace.plane.normal, planes[numplanes]);
                numplanes++;
 
-               if (sv_newflymove.integer)
-                       ClipVelocity(ent->fields.server->velocity, trace.plane.normal, ent->fields.server->velocity, 1);
-               else
+               // modify original_velocity so it parallels all of the clip planes
+               for (i = 0;i < numplanes;i++)
                {
-                       // modify original_velocity so it parallels all of the clip planes
-                       for (i = 0;i < numplanes;i++)
+                       ClipVelocity(original_velocity, planes[i], new_velocity, 1);
+                       for (j = 0;j < numplanes;j++)
                        {
-                               ClipVelocity(original_velocity, planes[i], new_velocity, 1);
-                               for (j = 0;j < numplanes;j++)
+                               if (j != i)
                                {
-                                       if (j != i)
-                                       {
-                                               // not ok
-                                               if (DotProduct(new_velocity, planes[j]) < 0)
-                                                       break;
-                                       }
+                                       // not ok
+                                       if (DotProduct(new_velocity, planes[j]) < 0)
+                                               break;
                                }
-                               if (j == numplanes)
-                                       break;
                        }
+                       if (j == numplanes)
+                               break;
+               }
 
-                       if (i != numplanes)
-                       {
-                               // go along this plane
-                               VectorCopy(new_velocity, ent->fields.server->velocity);
-                       }
-                       else
+               if (i != numplanes)
+               {
+                       // go along this plane
+                       VectorCopy(new_velocity, ent->fields.server->velocity);
+               }
+               else
+               {
+                       // go along the crease
+                       if (numplanes != 2)
                        {
-                               // go along the crease
-                               if (numplanes != 2)
-                               {
-                                       VectorClear(ent->fields.server->velocity);
-                                       blocked = 7;
-                                       break;
-                               }
-                               CrossProduct(planes[0], planes[1], dir);
-                               // LordHavoc: thanks to taniwha of QuakeForge for pointing out this fix for slowed falling in corners
-                               VectorNormalize(dir);
-                               d = DotProduct(dir, ent->fields.server->velocity);
-                               VectorScale(dir, d, ent->fields.server->velocity);
+                               VectorClear(ent->fields.server->velocity);
+                               blocked = 7;
+                               break;
                        }
+                       CrossProduct(planes[0], planes[1], dir);
+                       // LordHavoc: thanks to taniwha of QuakeForge for pointing out this fix for slowed falling in corners
+                       VectorNormalize(dir);
+                       d = DotProduct(dir, ent->fields.server->velocity);
+                       VectorScale(dir, d, ent->fields.server->velocity);
                }
 
                // if current velocity is against the original velocity,
@@ -1454,8 +1478,11 @@ Returns true if the push did not result in the entity being teleported by QC cod
 static qboolean SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, qboolean failonbmodelstartsolid, qboolean dolink)
 {
        int type;
+       int bump;
+       vec3_t original, original_velocity;
        vec3_t end;
 
+       VectorCopy(ent->fields.server->origin, original);
        VectorAdd (ent->fields.server->origin, push, end);
 
        if (ent->fields.server->movetype == MOVETYPE_FLYMISSILE)
@@ -1466,10 +1493,27 @@ static qboolean SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, q
                type = MOVE_NORMAL;
 
        *trace = SV_TraceBox(ent->fields.server->origin, ent->fields.server->mins, ent->fields.server->maxs, end, type, ent, SV_GenericHitSuperContentsMask(ent));
+       bump = 0;
+       while (trace->bmodelstartsolid && sv_gameplayfix_nudgeoutofsolid.integer)
+       {
+               vec_t nudge = -trace->startdepth + sv_gameplayfix_nudgeoutofsolid_bias.value;
+               VectorMA(ent->fields.server->origin, nudge, trace->startdepthnormal, ent->fields.server->origin);
+               *trace = SV_TraceBox(ent->fields.server->origin, ent->fields.server->mins, ent->fields.server->maxs, end, type, ent, SV_GenericHitSuperContentsMask(ent));
+               bump++;
+               if (bump > 10)
+               {
+                       VectorCopy(original, ent->fields.server->origin);
+                       break;
+               }
+       }
        if (trace->bmodelstartsolid && failonbmodelstartsolid)
                return true;
 
        VectorCopy (trace->endpos, ent->fields.server->origin);
+
+       VectorCopy(ent->fields.server->origin, original);
+       VectorCopy(ent->fields.server->velocity, original_velocity);
+
        SV_LinkEdict(ent);
 
 #if 0
@@ -1484,9 +1528,9 @@ static qboolean SV_PushEntity (trace_t *trace, prvm_edict_t *ent, vec3_t push, q
                SV_LinkEdict_TouchAreaGrid(ent);
 
        if((ent->fields.server->solid >= SOLID_TRIGGER && trace->ent && (!((int)ent->fields.server->flags & FL_ONGROUND) || ent->fields.server->groundentity != PRVM_EDICT_TO_PROG(trace->ent))))
-               return SV_Impact (ent, trace);
+               SV_Impact (ent, trace);
 
-       return true;
+       return VectorCompare(ent->fields.server->origin, original) && VectorCompare(ent->fields.server->velocity, original_velocity);
 }
 
 
@@ -1510,7 +1554,7 @@ void SV_PushMove (prvm_edict_t *pusher, float movetime)
        dp_model_t *pushermodel;
        trace_t trace, trace2;
        matrix4x4_t pusherfinalmatrix, pusherfinalimatrix;
-       unsigned short moved_edicts[MAX_EDICTS];
+       static unsigned short moved_edicts[MAX_EDICTS];
 
        if (!pusher->fields.server->velocity[0] && !pusher->fields.server->velocity[1] && !pusher->fields.server->velocity[2] && !pusher->fields.server->avelocity[0] && !pusher->fields.server->avelocity[1] && !pusher->fields.server->avelocity[2])
        {
@@ -1547,7 +1591,7 @@ void SV_PushMove (prvm_edict_t *pusher, float movetime)
                Con_Printf("SV_PushMove: entity #%i has an invalid modelindex %f\n", PRVM_NUM_FOR_EDICT(pusher), pusher->fields.server->modelindex);
                return;
        }
-       pushermodel = sv.models[index];
+       pushermodel = SV_GetModelByIndex(index);
        pusherowner = pusher->fields.server->owner;
        pusherprog = PRVM_EDICT_TO_PROG(pusher);
 
@@ -1619,9 +1663,7 @@ void SV_PushMove (prvm_edict_t *pusher, float movetime)
        pusher->fields.server->ltime += movetime;
        SV_LinkEdict(pusher);
 
-       pushermodel = NULL;
-       if (pusher->fields.server->modelindex >= 1 && pusher->fields.server->modelindex < MAX_MODELS)
-               pushermodel = sv.models[(int)pusher->fields.server->modelindex];
+       pushermodel = SV_GetModelFromEdict(pusher);
        Matrix4x4_CreateFromQuakeEntity(&pusherfinalmatrix, pusher->fields.server->origin[0], pusher->fields.server->origin[1], pusher->fields.server->origin[2], pusher->fields.server->angles[0], pusher->fields.server->angles[1], pusher->fields.server->angles[2], 1);
        Matrix4x4_Invert_Simple(&pusherfinalimatrix, &pusherfinalmatrix);
 
@@ -1634,12 +1676,18 @@ void SV_PushMove (prvm_edict_t *pusher, float movetime)
        for (e = 0;e < numcheckentities;e++)
        {
                prvm_edict_t *check = checkentities[e];
-               if (check->fields.server->movetype == MOVETYPE_NONE
-                || check->fields.server->movetype == MOVETYPE_PUSH
-                || check->fields.server->movetype == MOVETYPE_FOLLOW
-                || check->fields.server->movetype == MOVETYPE_NOCLIP
-                || check->fields.server->movetype == MOVETYPE_FAKEPUSH)
+               int movetype = (int)check->fields.server->movetype;
+               switch(movetype)
+               {
+               case MOVETYPE_NONE:
+               case MOVETYPE_PUSH:
+               case MOVETYPE_FOLLOW:
+               case MOVETYPE_NOCLIP:
+               case MOVETYPE_FAKEPUSH:
                        continue;
+               default:
+                       break;
+               }
 
                if (check->fields.server->owner == pusherprog)
                        continue;
@@ -1659,7 +1707,7 @@ void SV_PushMove (prvm_edict_t *pusher, float movetime)
                // final position, move it
                if (!((int)check->fields.server->flags & FL_ONGROUND) || PRVM_PROG_TO_EDICT(check->fields.server->groundentity) != pusher)
                {
-                       Collision_ClipToGenericEntity(&trace, pushermodel, (int) pusher->fields.server->frame, pusher->fields.server->mins, pusher->fields.server->maxs, SUPERCONTENTS_BODY, &pusherfinalmatrix, &pusherfinalimatrix, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, checkcontents);
+                       Collision_ClipToGenericEntity(&trace, pushermodel, pusher->priv.server->frameblend, &pusher->priv.server->skeleton, pusher->fields.server->mins, pusher->fields.server->maxs, SUPERCONTENTS_BODY, &pusherfinalmatrix, &pusherfinalimatrix, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, checkcontents);
                        //trace = SV_TraceBox(check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, MOVE_NOMONSTERS, check, checkcontents);
                        if (!trace.startsolid)
                        {
@@ -1687,6 +1735,15 @@ void SV_PushMove (prvm_edict_t *pusher, float movetime)
                VectorCopy (check->fields.server->angles, check->priv.server->moved_fromangles);
                moved_edicts[num_moved++] = PRVM_NUM_FOR_EDICT(check);
 
+               // physics objects need better collisions than this code can do
+               if (movetype == MOVETYPE_PHYSICS)
+               {
+                       VectorAdd(check->fields.server->origin, move, check->fields.server->origin);
+                       SV_LinkEdict(check);
+                       SV_LinkEdict_TouchAreaGrid(check);
+                       continue;
+               }
+
                // try moving the contacted entity
                pusher->fields.server->solid = SOLID_NOT;
                if(!SV_PushEntity (&trace, check, move, true, true))
@@ -1708,7 +1765,7 @@ void SV_PushMove (prvm_edict_t *pusher, float movetime)
                        check->fields.server->flags = (int)check->fields.server->flags & ~FL_ONGROUND;
 
                // if it is still inside the pusher, block
-               Collision_ClipToGenericEntity(&trace, pushermodel, (int) pusher->fields.server->frame, pusher->fields.server->mins, pusher->fields.server->maxs, SUPERCONTENTS_BODY, &pusherfinalmatrix, &pusherfinalimatrix, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, checkcontents);
+               Collision_ClipToGenericEntity(&trace, pushermodel, pusher->priv.server->frameblend, &pusher->priv.server->skeleton, pusher->fields.server->mins, pusher->fields.server->maxs, SUPERCONTENTS_BODY, &pusherfinalmatrix, &pusherfinalimatrix, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, checkcontents);
                if (trace.startsolid)
                {
                        // try moving the contacted entity a tiny bit further to account for precision errors
@@ -1723,7 +1780,7 @@ void SV_PushMove (prvm_edict_t *pusher, float movetime)
                                continue;
                        }
                        pusher->fields.server->solid = savesolid;
-                       Collision_ClipToGenericEntity(&trace, pushermodel, (int) pusher->fields.server->frame, pusher->fields.server->mins, pusher->fields.server->maxs, SUPERCONTENTS_BODY, &pusherfinalmatrix, &pusherfinalimatrix, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, checkcontents);
+                       Collision_ClipToGenericEntity(&trace, pushermodel, pusher->priv.server->frameblend, &pusher->priv.server->skeleton, pusher->fields.server->mins, pusher->fields.server->maxs, SUPERCONTENTS_BODY, &pusherfinalmatrix, &pusherfinalimatrix, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, checkcontents);
                        if (trace.startsolid)
                        {
                                // try moving the contacted entity a tiny bit less to account for precision errors
@@ -1737,7 +1794,7 @@ void SV_PushMove (prvm_edict_t *pusher, float movetime)
                                        continue;
                                }
                                pusher->fields.server->solid = savesolid;
-                               Collision_ClipToGenericEntity(&trace, pushermodel, (int) pusher->fields.server->frame, pusher->fields.server->mins, pusher->fields.server->maxs, SUPERCONTENTS_BODY, &pusherfinalmatrix, &pusherfinalimatrix, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, checkcontents);
+                               Collision_ClipToGenericEntity(&trace, pushermodel, pusher->priv.server->frameblend, &pusher->priv.server->skeleton, pusher->fields.server->mins, pusher->fields.server->maxs, SUPERCONTENTS_BODY, &pusherfinalmatrix, &pusherfinalimatrix, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, checkcontents);
                                if (trace.startsolid)
                                {
                                        // still inside pusher, so it's really blocked
@@ -1909,8 +1966,8 @@ qboolean SV_UnstickEntity (prvm_edict_t *ent)
                        Con_DPrintf("Unstuck entity %i (classname \"%s\") with offset %f %f %f.\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(ent->fields.server->classname), offset[0], offset[1], offset[2]);
                        return true;
                case UNSTICK_STUCK:
-                       if (developer.integer >= 100)
-                               Con_Printf("Stuck entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(ent->fields.server->classname));
+                       if (developer_extra.integer)
+                               Con_DPrintf("Stuck entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(ent->fields.server->classname));
                        return false;
                default:
                        Con_Printf("SV_UnstickEntityReturnOffset returned a value outside its enum.\n");
@@ -2099,7 +2156,13 @@ Only used by players
 */
 void SV_WalkMove (prvm_edict_t *ent)
 {
-       int clip, oldonground, originalmove_clip, originalmove_flags, originalmove_groundentity, hitsupercontentsmask;
+       int clip;
+       int oldonground;
+       //int originalmove_clip;
+       int originalmove_flags;
+       int originalmove_groundentity;
+       int hitsupercontentsmask;
+       int type;
        vec3_t upmove, downmove, start_origin, start_velocity, stepnormal, originalmove_origin, originalmove_velocity;
        trace_t downtrace, trace;
        qboolean applygravity;
@@ -2123,10 +2186,29 @@ void SV_WalkMove (prvm_edict_t *ent)
        VectorCopy (ent->fields.server->origin, start_origin);
        VectorCopy (ent->fields.server->velocity, start_velocity);
 
-       clip = SV_FlyMove (ent, sv.frametime, applygravity, NULL, hitsupercontentsmask);
+       clip = SV_FlyMove (ent, sv.frametime, applygravity, NULL, hitsupercontentsmask, sv_gameplayfix_stepmultipletimes.integer ? sv_stepheight.value : 0);
+
+       if(sv_gameplayfix_downtracesupportsongroundflag.integer)
+       if(!(clip & 1))
+       {
+               // only try this if there was no floor in the way in the trace (no,
+               // this check seems to be not REALLY necessary, because if clip & 1,
+               // our trace will hit that thing too)
+               VectorSet(upmove, ent->fields.server->origin[0], ent->fields.server->origin[1], ent->fields.server->origin[2] + 1);
+               VectorSet(downmove, ent->fields.server->origin[0], ent->fields.server->origin[1], ent->fields.server->origin[2] - 1);
+               if (ent->fields.server->movetype == MOVETYPE_FLYMISSILE)
+                       type = MOVE_MISSILE;
+               else if (ent->fields.server->solid == SOLID_TRIGGER || ent->fields.server->solid == SOLID_NOT)
+                       type = MOVE_NOMONSTERS; // only clip against bmodels
+               else
+                       type = MOVE_NORMAL;
+               trace = SV_TraceBox(upmove, ent->fields.server->mins, ent->fields.server->maxs, downmove, type, ent, SV_GenericHitSuperContentsMask(ent));
+               if(trace.fraction < 1 && trace.plane.normal[2] > 0.7)
+                       clip |= 1; // but we HAVE found a floor
+       }
 
        // if the move did not hit the ground at any point, we're not on ground
-       if (!(clip & 1))
+       if(!(clip & 1))
                ent->fields.server->flags = (int)ent->fields.server->flags & ~FL_ONGROUND;
 
        SV_CheckVelocity(ent);
@@ -2144,7 +2226,7 @@ void SV_WalkMove (prvm_edict_t *ent)
 
        VectorCopy(ent->fields.server->origin, originalmove_origin);
        VectorCopy(ent->fields.server->velocity, originalmove_velocity);
-       originalmove_clip = clip;
+       //originalmove_clip = clip;
        originalmove_flags = (int)ent->fields.server->flags;
        originalmove_groundentity = ent->fields.server->groundentity;
 
@@ -2183,7 +2265,7 @@ void SV_WalkMove (prvm_edict_t *ent)
 
                // move forward
                ent->fields.server->velocity[2] = 0;
-               clip = SV_FlyMove (ent, sv.frametime, applygravity, stepnormal, hitsupercontentsmask);
+               clip = SV_FlyMove (ent, sv.frametime, applygravity, stepnormal, hitsupercontentsmask, 0);
                ent->fields.server->velocity[2] += start_velocity[2];
                if(clip & 8)
                {
@@ -2374,10 +2456,12 @@ void SV_Physics_Toss (prvm_edict_t *ent)
        vec3_t move;
        vec_t movetime;
        int bump;
+       prvm_edict_t *groundentity;
 
 // if onground, return without moving
        if ((int)ent->fields.server->flags & FL_ONGROUND)
        {
+               groundentity = PRVM_PROG_TO_EDICT(ent->fields.server->groundentity);
                if (ent->fields.server->velocity[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer)
                {
                        // don't stick to ground if onground and moving upward
@@ -2388,7 +2472,7 @@ void SV_Physics_Toss (prvm_edict_t *ent)
                        // we can trust FL_ONGROUND if groundentity is world because it never moves
                        return;
                }
-               else if (ent->priv.server->suspendedinairflag && PRVM_PROG_TO_EDICT(ent->fields.server->groundentity)->priv.server->free)
+               else if (ent->priv.server->suspendedinairflag && groundentity->priv.server->free)
                {
                        // if ent was supported by a brush model on previous frame,
                        // and groundentity is now freed, set groundentity to 0 (world)
@@ -2397,6 +2481,11 @@ void SV_Physics_Toss (prvm_edict_t *ent)
                        if (sv_gameplayfix_noairborncorpse_allowsuspendeditems.integer)
                                return;
                }
+               else if (BoxesOverlap(ent->priv.server->cullmins, ent->priv.server->cullmaxs, groundentity->priv.server->cullmins, groundentity->priv.server->cullmaxs))
+               {
+                       // don't slide if still touching the groundentity
+                       return;
+               }
        }
        ent->priv.server->suspendedinairflag = false;
 
@@ -2432,7 +2521,13 @@ void SV_Physics_Toss (prvm_edict_t *ent)
                movetime *= 1 - min(1, trace.fraction);
                if (ent->fields.server->movetype == MOVETYPE_BOUNCEMISSILE)
                {
-                       ClipVelocity (ent->fields.server->velocity, trace.plane.normal, ent->fields.server->velocity, 2.0);
+                       prvm_eval_t *val;
+                       float bouncefactor = 1.0f;
+                       val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.bouncefactor);
+                       if (val!=0 && val->_float)
+                               bouncefactor = val->_float;
+
+                       ClipVelocity (ent->fields.server->velocity, trace.plane.normal, ent->fields.server->velocity, 1 + bouncefactor);
                        ent->fields.server->flags = (int)ent->fields.server->flags & ~FL_ONGROUND;
                }
                else if (ent->fields.server->movetype == MOVETYPE_BOUNCE)
@@ -2542,11 +2637,11 @@ void SV_Physics_Step (prvm_edict_t *ent)
                {
                        // freefall if onground and moving upward
                        // freefall if not standing on a world surface (it may be a lift or trap door)
-                       if ((ent->fields.server->velocity[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer) || ent->fields.server->groundentity)
+                       if (ent->fields.server->velocity[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer)
                        {
                                ent->fields.server->flags -= FL_ONGROUND;
                                SV_CheckVelocity(ent);
-                               SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent));
+                               SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent), 0);
                                SV_LinkEdict(ent);
                                SV_LinkEdict_TouchAreaGrid(ent);
                                ent->priv.server->waterposition_forceupdate = true;
@@ -2558,7 +2653,7 @@ void SV_Physics_Step (prvm_edict_t *ent)
                        int hitsound = ent->fields.server->velocity[2] < sv_gravity.value * -0.1;
 
                        SV_CheckVelocity(ent);
-                       SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent));
+                       SV_FlyMove(ent, sv.frametime, true, NULL, SV_GenericHitSuperContentsMask(ent), 0);
                        SV_LinkEdict(ent);
                        SV_LinkEdict_TouchAreaGrid(ent);
 
@@ -2654,6 +2749,13 @@ static void SV_Physics_Entity (prvm_edict_t *ent)
                if (SV_RunThink (ent))
                        SV_Physics_Toss (ent);
                break;
+       case MOVETYPE_PHYSICS:
+               if (SV_RunThink(ent))
+               {
+                       SV_LinkEdict(ent);
+                       SV_LinkEdict_TouchAreaGrid(ent);
+               }
+               break;
        default:
                Con_Printf ("SV_Physics: bad movetype %i\n", (int)ent->fields.server->movetype);
                break;
@@ -2731,6 +2833,10 @@ static void SV_Physics_ClientEntity_PreThink(prvm_edict_t *ent)
 
 static void SV_Physics_ClientEntity_PostThink(prvm_edict_t *ent)
 {
+       // don't do physics on disconnected clients, FrikBot relies on this
+       if (!host_client->spawned)
+               return;
+
        // make sure the velocity is sane (not a NaN)
        SV_CheckVelocity(ent);
 
@@ -2814,6 +2920,9 @@ static void SV_Physics_ClientEntity(prvm_edict_t *ent)
                SV_RunThink (ent);
                SV_WalkMove (ent);
                break;
+       case MOVETYPE_PHYSICS:
+               SV_RunThink (ent);
+               break;
        default:
                Con_Printf ("SV_Physics_ClientEntity: bad movetype %i\n", (int)ent->fields.server->movetype);
                break;
@@ -2845,6 +2954,9 @@ void SV_Physics (void)
        prog->globals.server->frametime = sv.frametime;
        PRVM_ExecuteProgram (prog->globals.server->StartFrame, "QC function StartFrame is missing");
 
+       // run physics engine
+       World_Physics_Frame(&sv.world, sv.frametime, sv_gravity.value);
+
 //
 // treat each object in turn
 //