ui: one number or one per axis for conductivity, expansion and point mass

A PerAxis field kind: one value for every direction, or Per axis ticked
for one per axis. Thermal conductivity and expansion and the point mass
use it instead of a JSON box (#449).

Co-Authored-By: Claude Opus 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01UhhZMBTviDQxZvwnyP89fo
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jyvikoandClaude Opus 5.5 authored and Irakli Kourtis committed 2026-10-16 01:38:26 -04:00
1 parent b18195ff89
commit e4d1f6c7da
4 files changed
+106 -9

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@@ -186,18 +186,19 @@ const HYPERELASTIC: Field = variants(
.help("A large-strain rubber model (nonlinear steps), built on the isotropic constants.")
.hint("large strain in nonlinear steps, from the isotropic constants");
/// The material axes 1, 2, 3 (the global X, Y, Z until material orientations land).
const AXES_123: &[&str] = &["1", "2", "3"];
const THERMAL: Field = group(
"thermal",
"Thermal",
&[
json("conductivity", "Conductivity")
.help("Thermal conductivity, one value or one per axis. Steel ≈ 50 W/(m·K), i.e. 50 in mm-t-s-N.")
.hint("k or [k1, k2, k3]"),
per_axis("conductivity", "Conductivity", D::Conductivity, Some(0.0), AXES_123)
.help("Thermal conductivity, one value or one per material axis. Steel ≈ 50 W/(m·K), i.e. 50 in mm-t-s-N."),
positive("specific_heat", "Specific heat", D::SpecificHeat)
.help("Heat that raises a unit mass by one degree. Steel ≈ 460 J/(kg·K), 4.6e8 in mm-t-s."),
json("expansion", "Expansion")
.help("Thermal expansion coefficient, one value or one per axis, in 1/K. Steel ≈ 1.2e-5, aluminium ≈ 2.3e-5.")
.hint("α or [α1, α2, α3], 1/K"),
per_axis("expansion", "Expansion", D::Expansion, None, AXES_123)
.help("Thermal expansion coefficient, one value or one per material axis. Steel ≈ 1.2e-5, aluminium ≈ 2.3e-5."),
num("reference_temperature", "Reference temperature", D::Temperature).help("The temperature at which there is no thermal strain.").def("0"),
],
)
@@ -371,7 +372,9 @@ pub const COUPLING: &[Field] = &[
pub const MASS: &[Field] = &[
NAME,
TARGET,
positive("mass", "Mass", D::Mass).help("A lumped mass at each node of the target.").hint("per node; [mx, my, mz] in JSON"),
per_axis("mass", "Mass", D::Mass, Some(0.0), XYZ)
.help("A lumped mass at each node of the target: one value, or one per direction X, Y, Z.")
.hint("per node"),
vector("inertia", "Inertia", D::Inertia, &["I11", "I22", "I33", "I12", "I13", "I23"])
.help("Rotary inertia about the reference point: three moments and three products.")
.hint("about the node; needs a reference point"),