animsmith-core 0.4.4

Engine-agnostic data model, sampling, measurements, and checks for the animsmith animation-clip linter
Documentation 
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//! `nan` — NaN/Inf anywhere in key times or values. Always an error:
//! a single non-finite value poisons interpolation and, in most
//! engines, the whole pose.

use super::tracks;
use crate::check::{Check, CheckCtx};
use crate::evaluation::CheckOutput;
use crate::finding::{Finding, Severity};
use crate::model::TrackValues;

pub struct Nan;

impl Check for Nan {
    fn id(&self) -> &'static str {
        "nan"
    }

    fn evaluate(&self, ctx: &CheckCtx) -> CheckOutput {
        let mut findings = Vec::new();
        let doc = ctx.doc;
        for (clip, bone, track) in tracks(doc) {
            if let Some(k) = track.times.iter().position(|t| !t.is_finite()) {
                findings.push(
                    Finding::new(
                        self.id(),
                        Severity::Error,
                        format!(
                            "non-finite key time in {} track (key {k})",
                            track.property.as_str()
                        ),
                    )
                    .clip(clip)
                    .bone(bone),
                );
            }
            let bad_value = match &track.values {
                TrackValues::Vec3s(v) => v.iter().position(|x| !x.is_finite()),
                TrackValues::Quats(v) => v.iter().position(|q| !q.is_finite()),
            };
            if let Some(i) = bad_value {
                findings.push(
                    Finding::new(
                        self.id(),
                        Severity::Error,
                        format!(
                            "non-finite value in {} track (element {i})",
                            track.property.as_str()
                        ),
                    )
                    .clip(clip)
                    .bone(bone),
                );
            }
        }
        CheckOutput::from_coverage(findings, Vec::new(), Vec::new())
    }
}