+static const vec3_t nomodelmins = {-16, -16, -16};
+static const vec3_t nomodelmaxs = {16, 16, 16};
+void CL_BoundingBoxForEntity(entity_render_t *ent)
+{
+ if (ent->model)
+ {
+ if (ent->angles[0] || ent->angles[2])
+ {
+ // pitch or roll
+ VectorAdd(ent->origin, ent->model->rotatedmins, ent->mins);
+ VectorAdd(ent->origin, ent->model->rotatedmaxs, ent->maxs);
+ }
+ else if (ent->angles[1])
+ {
+ // yaw
+ VectorAdd(ent->origin, ent->model->yawmins, ent->mins);
+ VectorAdd(ent->origin, ent->model->yawmaxs, ent->maxs);
+ }
+ else
+ {
+ VectorAdd(ent->origin, ent->model->normalmins, ent->mins);
+ VectorAdd(ent->origin, ent->model->normalmaxs, ent->maxs);
+ }
+ }
+ else
+ {
+ VectorAdd(ent->origin, nomodelmins, ent->mins);
+ VectorAdd(ent->origin, nomodelmaxs, ent->maxs);
+ }
+}
+
+void CL_LerpUpdate(entity_t *e)
+{
+ entity_persistent_t *p;
+ entity_render_t *r;
+ p = &e->persistent;
+ r = &e->render;
+
+ if (p->modelindex != e->state_current.modelindex)
+ {
+ // reset all interpolation information
+ p->modelindex = e->state_current.modelindex;
+ p->frame1 = p->frame2 = e->state_current.frame;
+ p->frame1time = p->frame2time = cl.time;
+ p->framelerp = 1;
+ }
+ else if (p->frame2 != e->state_current.frame)
+ {
+ // transition to new frame
+ p->frame1 = p->frame2;
+ p->frame1time = p->frame2time;
+ p->frame2 = e->state_current.frame;
+ p->frame2time = cl.time;
+ p->framelerp = 0;
+ }
+ else
+ {
+ // update transition
+ p->framelerp = (cl.time - p->frame2time) * 10;
+ p->framelerp = bound(0, p->framelerp, 1);
+ }
+
+ r->model = cl.model_precache[e->state_current.modelindex];
+ Mod_CheckLoaded(r->model);
+ r->frame = e->state_current.frame;
+ r->frame1 = p->frame1;
+ r->frame2 = p->frame2;
+ r->framelerp = p->framelerp;
+ r->frame1time = p->frame1time;
+ r->frame2time = p->frame2time;
+}