use crate::{
constitutive::solid::elastic_viscoplastic::ElasticViscoplastic,
fem::{
ElementModelError, NodalCoordinates,
block::{
Block,
element::{
FiniteElementError, solid::elastic_viscoplastic::ElasticViscoplasticFiniteElement,
},
},
solid::{
NodalForcesSolid, NodalStiffnessesSolid,
elastic_viscoplastic::ElasticViscoplasticElements,
},
},
math::{
Scalar, Tensor, TensorTupleListVec, TensorTupleListVec2D, optimize::EqualityConstraint,
},
mechanics::DeformationGradientPlastic,
};
use std::array::from_fn;
pub type ViscoplasticStateVariables<const G: usize, Y> =
TensorTupleListVec<DeformationGradientPlastic, Y, G>;
pub type ViscoplasticStateVariablesHistory<const G: usize, Y> =
TensorTupleListVec2D<DeformationGradientPlastic, Y, G>;
pub type ElasticViscoplasticBCs = fn(Scalar) -> EqualityConstraint;
impl<C, F, const G: usize, const M: usize, const N: usize, const P: usize, Y>
ElasticViscoplasticElements<ViscoplasticStateVariables<G, Y>, 3> for Block<C, F, G, M, N, P>
where
C: ElasticViscoplastic<Y>,
F: ElasticViscoplasticFiniteElement<C, G, M, N, P, Y>,
Y: Tensor,
{
fn initial_state(&self) -> ViscoplasticStateVariables<G, Y> {
self.elements()
.iter()
.map(|_| from_fn(|_| self.constitutive_model().initial_state()).into())
.collect()
}
fn nodal_forces_into(
&self,
nodal_coordinates: &NodalCoordinates<3>,
state_variables: &ViscoplasticStateVariables<G, Y>,
nodal_forces: &mut NodalForcesSolid<3>,
) -> Result<(), ElementModelError> {
match self
.elements()
.iter()
.zip(self.connectivity())
.zip(state_variables)
.try_for_each(|((element, nodes), state_variables_element)| {
element
.nodal_forces(
self.constitutive_model(),
&Self::element_coordinates(nodal_coordinates, nodes),
state_variables_element,
)?
.into_iter()
.zip(nodes)
.for_each(|(nodal_force, &node)| nodal_forces[node] += nodal_force);
Ok::<(), FiniteElementError>(())
}) {
Ok(()) => Ok(()),
Err(error) => Err(ElementModelError::Upstream(
format!("{error}"),
format!("{self:?}"),
)),
}
}
fn nodal_stiffnesses_into(
&self,
nodal_coordinates: &NodalCoordinates<3>,
state_variables: &ViscoplasticStateVariables<G, Y>,
nodal_stiffnesses: &mut NodalStiffnessesSolid<3>,
) -> Result<(), ElementModelError> {
match self
.elements()
.iter()
.zip(self.connectivity())
.zip(state_variables)
.try_for_each(|((element, nodes), state_variables_element)| {
element
.nodal_stiffnesses(
self.constitutive_model(),
&Self::element_coordinates(nodal_coordinates, nodes),
state_variables_element,
)?
.into_iter()
.zip(nodes)
.for_each(|(object, &node_a)| {
object
.into_iter()
.zip(nodes)
.for_each(|(nodal_stiffness, &node_b)| {
nodal_stiffnesses[node_a][node_b] += nodal_stiffness
})
});
Ok::<(), FiniteElementError>(())
}) {
Ok(()) => Ok(()),
Err(error) => Err(ElementModelError::Upstream(
format!("{error}"),
format!("{self:?}"),
)),
}
}
fn state_variables_evolution(
&self,
nodal_coordinates: &NodalCoordinates<3>,
state_variables: &ViscoplasticStateVariables<G, Y>,
) -> Result<ViscoplasticStateVariables<G, Y>, ElementModelError> {
match self
.elements()
.iter()
.zip(self.connectivity())
.zip(state_variables)
.map(|((element, nodes), element_state_variables)| {
element.state_variables_evolution(
self.constitutive_model(),
&Self::element_coordinates(nodal_coordinates, nodes),
element_state_variables,
)
})
.collect()
{
Ok(state_variables_evolution) => Ok(state_variables_evolution),
Err(error) => Err(ElementModelError::Upstream(
format!("{error}"),
format!("{self:?}"),
)),
}
}
}