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assigned issue to
metadata kwarg of Measure ignored
Issue #85
invalid
from dolfin import *
import instant
instant.set_log_level(1)
mesh = UnitSquareMesh(1, 1)
V = FunctionSpace(mesh, "CG", 1)
u = Function(V)
F = u*dx(metadata={'representation': 'quadrature', 'optimize': True})
assemble(F)
generates code
// This code was generated with the following parameters:
//
// convert_exceptions_to_warnings: False
// cpp_optimize: True
// cpp_optimize_flags: '-O2'
// epsilon: 1e-14
// error_control: False
// form_postfix: False
// format: 'ufc'
// no-evaluate_basis_derivatives: True
// optimize: False
// precision: 15
// quadrature_degree: -1
// quadrature_rule: 'auto'
// representation: 'auto'
// split: False
Comments (7)
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reporter -
reporter Actually, not everything is ignored, but comment with parameters does not count for metadata.
from dolfin import * import instant instant.set_log_level(1) mesh = UnitSquareMesh(1, 1) V = FunctionSpace(mesh, "CG", 1) u = Function(V) # Generates same code! F = u*dx(metadata={'representation': 'quadrature', 'optimize': True}) assemble(F) F = u*dx(metadata={'representation': 'quadrature', 'optimize': False}) assemble(F) # Generates different code F = u*dx(metadata={'representation': 'quadrature', 'optimize': True}) assemble(F) F = u*dx(metadata={'representation': 'uflacs'}) assemble(F)
representation
is not ignored butoptimize
seems to be ignored. -
At first I was open to this being my fault but it never worked.
git blame ffc/analysis.py shows:
f96444d2 (Anders Logg 2010-01-21 21:56:39 +0100 288) # Recognized metadata keys 575449b3 (Kristian B. Ølgaard 2010-01-25 11:37:12 +0100 289) metadata_keys = ("representation", "quadrature_degree", "quadrature_rule")
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- removed responsible
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This is a bug or missing feature in ffc.
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reporter -
assigned issue to
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assigned issue to
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reporter - changed status to invalid
This is not UFL issue. Filed as https://bitbucket.org/fenics-project/ffc/issues/129.
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Might be a bug in FFC. Feel free to reassign.