def eval_lfunction_FValuePlusOrMinus(r, context):
from mcdp_dp import UncertainGateSym, MinusValueDP, PlusValueDP
from .eval_lfunction_imp import eval_lfunction
from .eval_constant_imp import eval_constant
from .helpers import create_operation_lf
check_isinstance(r, CDP.FValuePlusOrMinus)
median = eval_lfunction(r.median, context)
extent = eval_constant(r.extent, context)
F = context.get_ftype(median)
# provides f = between 10 g and 20 g
# MinusValueDP : r + c ≥ f
# PlusValueDP : r ≥ f + c
# f <= f0 - c # pessimistic
# f <= f0 + c # optimistic
dpl = MinusValueDP(F, extent.value, extent.unit)
dpu = PlusValueDP(F, extent.value, extent.unit)
fl = create_operation_lf(context, dpl, functions=[median])
fu = create_operation_lf(context, dpu, functions=[median])
dp = UncertainGateSym(F)
return create_operation_lf(context, dp=dp, functions=[fl, fu])
def eval_lfunction_FValueBetween(r, context):
from mcdp_dp import UncertainGateSym
from .eval_lfunction_imp import eval_lfunction
from .helpers import create_operation_lf
fl = eval_lfunction(r.lower, context)
fu = eval_lfunction(r.upper, context)
F = context.get_ftype(fl)
dp = UncertainGateSym(F)
return create_operation_lf(context, dp=dp, functions=[fl, fu])
def eval_lfunction_FValuePlusOrMinusPercent(r, context):
from mcdp_lang.eval_lfunction_imp import eval_lfunction
from mcdp_lang.helpers import create_operation_lf
from mcdp_dp import InvMultValueDP, UncertainGateSym
check_isinstance(r, CDP.FValuePlusOrMinusPercent)
median = eval_lfunction(r.median, context)
check_isinstance(r.perc, CDP.ValueExpr)
p0 = r.perc.value
pl = 1 - p0 / 100.0
pu = 1 + p0 / 100.0
Rl = context.get_ftype(median)
dpl = InvMultValueDP(Rl, Rl, R_dimensionless, pl)
dpu = InvMultValueDP(Rl, Rl, R_dimensionless, pu)
rl = create_operation_lf(context, dpl, functions=[median])
ru = create_operation_lf(context, dpu, functions=[median])
dp = UncertainGateSym(Rl)
return create_operation_lf(context, dp=dp, functions=[rl, ru])
def eval_lfunction_Uncertain(r, context):
from mcdp_dp import UncertainGateSym
from .eval_lfunction_imp import eval_lfunction
from .helpers import create_operation_lf
assert isinstance(r, CDP.UncertainFun)
fl = eval_lfunction(r.lower, context)
fu = eval_lfunction(r.upper, context)
F = context.get_ftype(fl)
# Fu = context.get_rtype(fu)
mcdp_dev_warning('Do explicit check of types.')
dp = UncertainGateSym(F)
return create_operation_lf(context, dp=dp, functions=[fl, fu])
def eval_lfunction_Uncertain(r, context):
from .eval_lfunction_imp import eval_lfunction
from mcdp_dp import UncertainGateSym
from mcdp_lang.helpers import create_operation_lf
assert isinstance(r, CDP.UncertainFun)
fl = eval_lfunction(r.lower, context)
fu = eval_lfunction(r.upper, context)
F = context.get_ftype(fl)
# Fu = context.get_rtype(fu)
mcdp_dev_warning('Do explicit check of types.')
dp = UncertainGateSym(F)
return create_operation_lf(context, dp=dp, functions=[fl, fu],
name_prefix='_uncertainf', op_prefix='_functions',
res_prefix='_result')
