Example #1
0
File: em.py Project: felipeh/hedge
    def bind(self, discr, **extra_context):
        "Convert the abstract operator template into compiled code."
        from hedge.mesh import check_bc_coverage
        check_bc_coverage(discr.mesh, [
            self.pec_tag, self.absorb_tag, self.incident_tag])

        compiled_op_template = discr.compile(self.op_template())

        from hedge.tools import full_to_subset_indices
        e_indices = full_to_subset_indices(self.get_eh_subset()[0:3])
        all_indices = full_to_subset_indices(self.get_eh_subset())

        def rhs(t, w):
            if self.current is not None:
                j = self.current.volume_interpolant(t, discr)[e_indices]
            else:
                j = 0

            if self.incident_bc_data is not None:
                incident_bc_data = self.incident_bc_data.boundary_interpolant(
                        t, discr, self.incident_tag)[all_indices]
            else:
                incident_bc_data = 0

            kwargs = {}
            kwargs.update(extra_context)
            if not self.fixed_material:
                kwargs["epsilon"] = self.epsilon.volume_interpolant(t, discr)
                kwargs["mu"] = self.mu.volume_interpolant(t, discr)

            return compiled_op_template(
                    w=w, j=j, incident_bc=incident_bc_data,
                    **kwargs)

        return rhs
Example #2
0
    def bind(self, discr, sensor=None):
        from hedge.mesh import check_bc_coverage
        check_bc_coverage(discr.mesh, [
            self.dirichlet_tag,
            self.neumann_tag,
            self.radiation_tag])

        compiled_op_template = discr.compile(self.op_template(
            with_sensor=sensor is not None))

        def rhs(t, w):
            kwargs = {}
            if sensor is not None:
                kwargs["sensor"] = sensor(t, w)

            rhs = compiled_op_template(w=w,
                    c=self.c.volume_interpolant(t, discr),
                    **kwargs)

            if self.source is not None:
                rhs[0] += self.source.volume_interpolant(t, discr)

            return rhs

        return rhs
Example #3
0
    def bind(self, discr):
        """Return a :class:`BoundPoissonOperator`."""

        assert self.dimensions == discr.dimensions

        from hedge.mesh import check_bc_coverage
        check_bc_coverage(discr.mesh, [self.dirichlet_tag, self.neumann_tag])

        return BoundDiffusionOperator(self, discr)
Example #4
0
    def bind(self, discr):
        compiled_op_template = discr.compile(self.op_template())

        from hedge.mesh import check_bc_coverage
        check_bc_coverage(discr.mesh, [self.inflow_tag, self.outflow_tag])

        def rhs(t, u):
            bc_in = self.inflow_u.boundary_interpolant(t, discr, self.inflow_tag)
            return compiled_op_template(u=u, bc_in=bc_in)

        return rhs
    def bind(self, discr):
        check_bc_coverage(discr.mesh, self.boundaryconditions_tag.values())
        compiled_op_template = discr.compile(self.op_template())

        def rhs(t, q):
            extra_kwargs = self.bind_sources(t, discr)
            extra_kwargs['state_null'] = self.state_null.volume_interpolant(t, discr)
            q[0] = self.material.volume_interpolant(t, discr)
            return compiled_op_template(q=q, **extra_kwargs)

        return rhs
Example #6
0
    def bind(self, discr):
        compiled_op_template = discr.compile(self.op_template())

        from hedge.mesh import check_bc_coverage
        check_bc_coverage(discr.mesh, [self.inflow_tag, self.outflow_tag])

        def rhs(t, u):
            bc_in = self.inflow_u.boundary_interpolant(t, discr,
                                                       self.inflow_tag)
            return compiled_op_template(u=u, bc_in=bc_in)

        return rhs
Example #7
0
    def bind(self,
             discr,
             sensor=None,
             sensor_scaling=None,
             viscosity_only=False):
        if (sensor is None and self.artificial_viscosity_mode is not None):
            raise ValueError("must specify a sensor if using "
                             "artificial viscosity")

        bound_op = discr.compile(
            self.op_template(sensor_scaling=sensor_scaling,
                             viscosity_only=False))

        from hedge.mesh import check_bc_coverage
        check_bc_coverage(discr.mesh, [
            self.inflow_tag,
            self.outflow_tag,
            self.noslip_tag,
            self.wall_tag,
            self.supersonic_inflow_tag,
            self.supersonic_outflow_tag,
        ])

        if self.mu == 0 and not discr.get_boundary(self.noslip_tag).is_empty():
            raise RuntimeError("no-slip BCs only make sense for "
                               "viscous problems")

        def rhs(t, q):
            extra_kwargs = {}
            if self.source is not None:
                extra_kwargs["source_vect"] = self.source.volume_interpolant(
                    t, q, discr)

            if sensor is not None:
                extra_kwargs["sensor"] = sensor(q)

            opt_result = bound_op(
                q=q,
                bc_q_in=self.bc_inflow.boundary_interpolant(
                    t, discr, self.inflow_tag),
                bc_q_out=self.bc_outflow.boundary_interpolant(
                    t, discr, self.outflow_tag),
                bc_q_noslip=self.bc_noslip.boundary_interpolant(
                    t, discr, self.noslip_tag),
                bc_q_supersonic_in=self.bc_supersonic_inflow.
                boundary_interpolant(t, discr, self.supersonic_inflow_tag),
                **extra_kwargs)

            max_speed = opt_result[-1]
            ode_rhs = opt_result[:-1]
            return ode_rhs, discr.nodewise_max(max_speed)

        return rhs
Example #8
0
    def bind(self, discr):
        from hedge.mesh import check_bc_coverage
        check_bc_coverage(discr.mesh, [
            self.dirichlet_tag,
            self.neumann_tag,
            self.radiation_tag])

        compiled_op_template = discr.compile(self.op_template())

        def rhs(t, w, **extra_context):
            return compiled_op_template(t=t, w=w, **extra_context)

        return rhs
Example #9
0
    def bind(self, discr, sensor=None, sensor_scaling=None, viscosity_only=False):
        if (sensor is None and 
                self.artificial_viscosity_mode is not None):
            raise ValueError("must specify a sensor if using "
                    "artificial viscosity")

        bound_op = discr.compile(self.op_template(
            sensor_scaling=sensor_scaling,
            viscosity_only=False))

        from hedge.mesh import check_bc_coverage
        check_bc_coverage(discr.mesh, [
            self.inflow_tag,
            self.outflow_tag,
            self.noslip_tag,
            self.wall_tag,
            self.supersonic_inflow_tag,
            self.supersonic_outflow_tag,
            ])

        if self.mu == 0 and not discr.get_boundary(self.noslip_tag).is_empty():
            raise RuntimeError("no-slip BCs only make sense for "
                    "viscous problems")

        def rhs(t, q):
            extra_kwargs = {}
            if self.source is not None:
                extra_kwargs["source_vect"] = self.source.volume_interpolant(
                        t, q, discr)

            if sensor is not None:
                extra_kwargs["sensor"] = sensor(q)

            opt_result = bound_op(q=q,
                    bc_q_in=self.bc_inflow.boundary_interpolant(
                        t, discr, self.inflow_tag),
                    bc_q_out=self.bc_outflow.boundary_interpolant(
                        t, discr, self.outflow_tag),
                    bc_q_noslip=self.bc_noslip.boundary_interpolant(
                        t, discr, self.noslip_tag),
                    bc_q_supersonic_in=self.bc_supersonic_inflow
                    .boundary_interpolant(t, discr, 
                        self.supersonic_inflow_tag),
                    **extra_kwargs
                    )

            max_speed = opt_result[-1]
            ode_rhs = opt_result[:-1]
            return ode_rhs, discr.nodewise_max(max_speed)

        return rhs
Example #10
0
    def bind(self, discr, u0=1, sensor=None):
        compiled_op_template = discr.compile(
            self.op_template(with_sensor=sensor is not None))

        from hedge.mesh import check_bc_coverage
        check_bc_coverage(discr.mesh, [])

        def rhs(t, u):
            kwargs = {}
            if sensor is not None:
                kwargs["sensor"] = sensor(u)
            return compiled_op_template(u=u, u0=u0, **kwargs)

        return rhs
Example #11
0
    def bind(self, discr, u0=1, sensor=None):
        compiled_op_template = discr.compile(
                self.op_template(with_sensor=sensor is not None))

        from hedge.mesh import check_bc_coverage
        check_bc_coverage(discr.mesh, [])

        def rhs(t, u):
            kwargs = {}
            if sensor is not None:
                kwargs["sensor"] = sensor(u)
            return compiled_op_template(u=u, u0=u0, **kwargs)

        return rhs
Example #12
0
    def bind(self, discr):
        "Convert the abstract operator template into compiled code."
        from hedge.mesh import check_bc_coverage
        check_bc_coverage(discr.mesh, [
            self.pec_tag, self.absorb_tag, self.incident_tag])

        compiled_op_template = discr.compile(self.op_template())

        def rhs(t, w, **extra_context):
            kwargs = {}
            kwargs.update(extra_context)

            return compiled_op_template(w=w, t=t, **kwargs)

        return rhs
Example #13
0
    def bind(self, discr):
        "Convert the abstract operator template into compiled code."
        from hedge.mesh import check_bc_coverage
        check_bc_coverage(discr.mesh,
                          [self.pec_tag, self.absorb_tag, self.incident_tag])

        compiled_op_template = discr.compile(self.op_template())

        def rhs(t, w, **extra_context):
            kwargs = {}
            kwargs.update(extra_context)

            return compiled_op_template(w=w, t=t, **kwargs)

        return rhs
Example #14
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    def bind(self, discr, sensor=None):
        from hedge.mesh import check_bc_coverage
        check_bc_coverage(discr.mesh, [
            self.dirichlet_tag,
            self.neumann_tag,
            self.radiation_tag])

        compiled_op_template = discr.compile(self.op_template(
            with_sensor=sensor is not None))

        def rhs(t, w):
            kwargs = {}
            if sensor is not None:
                kwargs["sensor"] = sensor(t, w)

            return compiled_op_template(t=t, w=w, **kwargs)

        return rhs
    def bind(self, discr, coefs):
        check_bc_coverage(discr.mesh, self.boundaryconditions_tag.values())
        compiled_op_template = discr.compile(self.op_template())

        def rhs(t, q):
            extra_kwargs = self.bind_sources(t, discr)
            extra_kwargs['state_null'] = self.state_null.volume_interpolant(t, discr)

            dim = self.dimensions
            q2 = q[0:dim+self.len_f+1]
            q2[0] = self.material.volume_interpolant(t, discr)
            return compiled_op_template(q=q2,
                                        f2=q[dim+self.len_f+1:dim+self.len_f+self.len_f2+1],
                                        sigma=coefs.sigma,
                                        alpha=coefs.alpha,
                                        kappa=coefs.kappa,
                                        **extra_kwargs)

        return rhs
Example #16
0
    def bind(self, discr):
        from hedge.mesh import check_bc_coverage
        check_bc_coverage(
            discr.mesh,
            [self.dirichlet_tag, self.neumann_tag, self.radiation_tag])

        compiled_op_template = discr.compile(self.op_template())

        def rhs(t, w):
            kwargs = {"w": w}
            if self.dirichlet_bc_f:
                kwargs["dir_bc_u"] = self.dirichlet_bc_f.boundary_interpolant(
                    t, discr, self.dirichlet_tag)

            if self.source_f is not None:
                kwargs["source_u"] = self.source_f.volume_interpolant(t, discr)

            return compiled_op_template(**kwargs)

        return rhs
Example #17
0
    def bind(self, discr, **extra_context):
        "Convert the abstract operator template into compiled code."
        from hedge.mesh import check_bc_coverage
        check_bc_coverage(discr.mesh, [
            self.dirichlet_tag, self.traction_tag])

        compiled_op_template = discr.compile(self.op_template())
        
        def rhs(t, w):
            if self.dirichlet_bc_data is not None:
                dirichlet_bc_data = self.dirichlet_bc_data.boundary_interpolant(
                        t, discr, self.dirichlet_tag)[0:3]
            else:
                dirichlet_bc_data = 0

            kwargs = {}
            kwargs.update(extra_context)
            return compiled_op_template(w=w, 
                    dirichlet_bc=dirichlet_bc_data, **kwargs)

        return rhs
Example #18
0
    def bind(self, discr, sensor=None):
        compiled_op_template = discr.compile(
                self.op_template(with_sensor=sensor is not None))

        from hedge.mesh import check_bc_coverage, TAG_ALL
        check_bc_coverage(discr.mesh, [TAG_ALL])

        def rhs(t, u):
            kwargs = {}
            if sensor is not None:
                kwargs["sensor"] = sensor(t, u)

            if self.bc_u_f is not "None":
                kwargs["bc_u"] = \
                        self.bc_u_f.boundary_interpolant(t, discr, tag=TAG_ALL)

            return compiled_op_template(
                    u=u,
                    v=self.advec_v.volume_interpolant(t, discr),
                    **kwargs)

        return rhs
Example #19
0
    def bind(self, discr, sensor=None):
        compiled_op_template = discr.compile(
            self.op_template(with_sensor=sensor is not None))

        from hedge.mesh import check_bc_coverage, TAG_ALL
        check_bc_coverage(discr.mesh, [TAG_ALL])

        def rhs(t, u):
            kwargs = {}
            if sensor is not None:
                kwargs["sensor"] = sensor(t, u)

            if self.bc_u_f is not "None":
                kwargs["bc_u"] = \
                        self.bc_u_f.boundary_interpolant(t, discr, tag=TAG_ALL)

            return compiled_op_template(u=u,
                                        v=self.advec_v.volume_interpolant(
                                            t, discr),
                                        **kwargs)

        return rhs