[Bf-extensions-cvs] SVN commit: /data/svn/bf-extensions [2270] trunk/py/scripts/addons/mocap/ mocap_tools.py: use slightly improved py syntax
Campbell Barton
ideasman42 at gmail.com
Fri Aug 26 08:40:51 CEST 2011
Revision: 2270
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-extensions&revision=2270
Author: campbellbarton
Date: 2011-08-26 06:40:51 +0000 (Fri, 26 Aug 2011)
Log Message:
-----------
use slightly improved py syntax
Modified Paths:
--------------
trunk/py/scripts/addons/mocap/mocap_tools.py
Modified: trunk/py/scripts/addons/mocap/mocap_tools.py
===================================================================
--- trunk/py/scripts/addons/mocap/mocap_tools.py 2011-08-26 06:39:29 UTC (rev 2269)
+++ trunk/py/scripts/addons/mocap/mocap_tools.py 2011-08-26 06:40:51 UTC (rev 2270)
@@ -37,15 +37,17 @@
return len(self.vec)
def __mul__(self, otherMember):
- if (isinstance(otherMember, int) or
- isinstance(otherMember, float)):
- return NdVector([otherMember * x for x in self.vec])
- else:
+ # assume anything with list access is a vector
+ if isinstance(otherMember, NdVector):
a = self.vec
b = otherMember.vec
n = len(self)
return sum([a[i] * b[i] for i in range(n)])
+ else:
+ # int/float
+ return NdVector([otherMember * x for x in self.vec])
+
def __sub__(self, otherVec):
a = self.vec
b = otherVec.vec
@@ -61,10 +63,12 @@
def __div__(self, scalar):
return NdVector([x / scalar for x in self.vec])
- def vecLength(self):
+ @property
+ def length(self):
return sqrt(self * self)
- def vecLengthSq(self):
+ @property
+ def lengthSq(self):
return (self * self)
def normalize(self):
@@ -77,21 +81,18 @@
def __getitem__(self, i):
return self.vec[i]
+ @property
def x(self):
return self.vec[0]
+ @property
def y(self):
return self.vec[1]
def resize_2d(self):
return Vector((self.x, self.y))
- length = property(vecLength)
- lengthSq = property(vecLengthSq)
- x = property(x)
- y = property(y)
-
#Sampled Data Point class for Simplify Curves
class dataPoint:
index = 0
@@ -266,12 +267,13 @@
# get binomial coefficient lookup table, this function/table is only called with args
# (3,0),(3,1),(3,2),(3,3),(2,0),(2,1),(2,2)!
binomDict = {(3, 0): 1,
- (3, 1): 3,
- (3, 2): 3,
- (3, 3): 1,
- (2, 0): 1,
- (2, 1): 2,
- (2, 2): 1}
+ (3, 1): 3,
+ (3, 2): 3,
+ (3, 3): 1,
+ (2, 0): 1,
+ (2, 1): 2,
+ (2, 2): 1,
+ }
#value at pt t of a single bernstein Polynomial
def bernsteinPoly(n, i, t):
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