float PreviewExists(string name);
-vector rotate(vector v, float a);
+vector Rotate(vector v, float a);
#define IS_DEAD(s) (((s).classname == "csqcmodel") ? (s).csqcmodel_isdead : ((s).health <= 0))
void drawcolorcodedstring_aspect_expanding(vector pos, string text, vector sz, float theAlpha, float drawflag, float fadelerp);
+void update_mousepos();
+
// this draws the triangles of a model DIRECTLY. Don't expect high performance, really...
float PolyDrawModelSurface(entity e, float i_s);
void PolyDrawModel(entity e);