runmat-meshing-core 0.6.0

Deterministic meshing preparation contracts for RunMat
Documentation 
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use crate::contracts::{AnalysisMeshArtifact, SourceEntityKind};

use super::AnalysisMeshValidationError;

const SOLID_BACKEND: &str = "solid";

pub(super) fn validate_boundary_source_provenance(
    mesh: &AnalysisMeshArtifact,
    require_source_edge_provenance: bool,
) -> Result<(), AnalysisMeshValidationError> {
    if mesh.backend.backend != SOLID_BACKEND {
        return Ok(());
    }
    for face in &mesh.boundary_faces {
        if !face.provenance.iter().any(|provenance| {
            provenance.source_entity_kind == SourceEntityKind::Face
                && !provenance.source_entity_id.is_empty()
        }) {
            return Err(
                AnalysisMeshValidationError::MissingBoundarySourceFaceProvenance {
                    face_id: face.face_id.clone(),
                },
            );
        }
    }

    if !require_source_edge_provenance {
        return Ok(());
    }
    let required_edge_count = mesh.backend.plc_input_protected_edge_count;
    if required_edge_count == 0 {
        return Ok(());
    }
    let recovered_edge_count = mesh
        .boundary_edges
        .iter()
        .filter(|edge| {
            edge.provenance.iter().any(|provenance| {
                provenance.source_entity_kind == SourceEntityKind::Edge
                    && !provenance.source_entity_id.is_empty()
            })
        })
        .count();

    if recovered_edge_count < required_edge_count {
        return Err(
            AnalysisMeshValidationError::MissingBoundarySourceEdgeProvenance {
                recovered_edge_count,
                required_edge_count,
            },
        );
    }
    Ok(())
}