From f11115debf1c584ea3c6ac543f575298373bad8c Mon Sep 17 00:00:00 2001
From: David Vierra <codewarrior@hawaii.rr.com>
Date: Tue, 3 Mar 2015 05:50:27 -1000
Subject: [PATCH] Cache results of npRotate

---
 src/mcedit2/rendering/blockmodels.pyx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/mcedit2/rendering/blockmodels.pyx b/src/mcedit2/rendering/blockmodels.pyx
index 93863fd..4dab83a 100644
--- a/src/mcedit2/rendering/blockmodels.pyx
+++ b/src/mcedit2/rendering/blockmodels.pyx
@@ -17,6 +17,7 @@ from mcedit2.resourceloader import ResourceNotFound
 
 from mceditlib import faces
 from mceditlib.blocktypes import BlockType
+from mceditlib.cachefunc import lru_cache
 from mceditlib.geometry import Vector
 from mceditlib.selection import FloatBox, BoundingBox
 
@@ -501,6 +502,7 @@ cdef variantRotation(variantXrot, variantYrot, variantZrot):
             matrix *= npRotate("z", -variantZrot)
         return matrix
 
+@lru_cache()
 def npRotate(axis, angle, rescale=False):
     # ( xx(1-c)+c	xy(1-c)-zs  xz(1-c)+ys	 0  )
     # | yx(1-c)+zs	yy(1-c)+c   yz(1-c)-xs	 0  |