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split out --keep-int-precision and "round near zero"

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Split out --keep-int-precision and "round near zero" to simplify PR #131
merge of '--set-c-precision'
This commit is contained in:
pborunda 2017-02-22 07:56:13 -07:00
parent 3bcff5e9c4
commit de5aa60b0d
1 changed files with 1 additions and 32 deletions
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31
scour/scour.py
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@ -2630,23 +2630,9 @@ def scourUnitlessLength(length, needsRendererWorkaround=False, isControlPoint=Fa
# reduce numeric precision
# plus() corresponds to the unary prefix plus operator and applies context precision and rounding
sContext = scouringContext
roundNearZero = scouringRoundNearZero
if(isControlPoint):
sContext = scouringContextC
roundNearZero = scouringRoundNearZeroC
if(roundNearZero and length > -1 and length < 1):
length = getcontext().create_decimal(str(int(round(length))))
else:
if(scouringKeepIntPrecision):
length_as_int = int(round(length))
len_length_as_int = len(str(abs(length_as_int)))
if(sContext.prec < len_length_as_int):
length = getcontext().create_decimal(str(int(round(length))))
else:
# preserve all digits left of the decimal point
length = sContext.plus(length)
else:
length = sContext.plus(length)
# remove trailing zeroes as we do not care for significance
@ -3282,24 +3268,10 @@ def scourString(in_string, options=None):
# to minimize errors
global scouringContext
global scouringContextC
global scouringKeepIntPrecision
global scouringRoundNearZero
global scouringRoundNearZeroC
scouringKeepIntPrecision = options.keep_int_precision
scouringRoundNearZero = False
scouringRoundNearZeroC = False
# must have at least 1 significant digit
# interrept digits == 0 as rounding to nearest int for values between -1 and 1
if(options.cdigits < 0):
# cdigits is negative value so use digits instead
options.cdigits = options.digits
if(options.digits == 0):
options.digits = 1
scouringRoundNearZero = True
if(options.cdigits == 0):
options.cdigits = 1
scouringRoundNearZeroC = True
scouringContext = Context(prec=options.digits)
# cdigits cannot have higher precision, limit to digits
@ -3645,9 +3617,6 @@ _option_group_optimization.add_option("-p", "--set-precision",
_option_group_optimization.add_option("-c", "--set-c-precision",
action="store", type=int, dest="cdigits", default=-1, metavar="NUM",
help="set no. of sig. digits (path [c/s] control points) (default: %default)")
_option_group_optimization.add_option("-k", "--keep-int-precision",
action="store_true", dest="keep_int_precision", default=False,
help="keep all digits left of decimal point regardless of set precision")
_option_group_optimization.add_option("--disable-simplify-colors",
action="store_false", dest="simple_colors", default=True,
help="won't convert all colors to #RRGGBB format")