+#include "bgmscript.qh"
+
+
+#include "../lib/csqcmodel/interpolate.qh"
+
+.float alpha;
+.float scale;
+.vector movedir;
+
+void Ent_Wall_PreDraw()
+{SELFPARAM();
+ if (self.inactive)
+ {
+ self.alpha = 0;
+ }
+ else
+ {
+ vector org = getpropertyvec(VF_ORIGIN);
+ if(!checkpvs(org, self))
+ self.alpha = 0;
+ else if(self.fade_start || self.fade_end) {
+ vector offset = '0 0 0';
+ offset_z = self.fade_vertical_offset;
+ float player_dist = vlen(org - self.origin - 0.5 * (self.mins + self.maxs) + offset);
+ if (self.fade_end == self.fade_start)
+ {
+ if (player_dist >= self.fade_start)
+ self.alpha = 0;
+ else
+ self.alpha = 1;
+ }
+ else
+ {
+ self.alpha = (self.alpha_min + self.alpha_max * bound(0,
+ (self.fade_end - player_dist)
+ / (self.fade_end - self.fade_start), 1)) / 100.0;
+ }
+ }
+ else
+ {
+ self.alpha = 1;
+ }
+ }
+ if(self.alpha <= 0)
+ self.drawmask = 0;
+ else
+ self.drawmask = MASK_NORMAL;
+}
+
+void Ent_Wall_Draw(entity this)