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doc: a hole decides whether it exits at its drill point's shoulder exactly

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Material past the depth needs a body with the point inside, air before it needs every body to
have it outside; a point within a body's tolerance of the exit face is neither.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01NvoxKQ2rEZvcXNQnhE3Sgs
This commit is contained in:
jyviko
2026-10-30 13:39:25 -04:00
committed by jyviko
parent 7b3e66cbae
commit 3b88f1acc5
1 changed files with 7 additions and 2 deletions
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crates/doc/src/eval.rs
+7 -2
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@@ -4247,8 +4247,13 @@ fn hole_tools_and_prisms(
// face, which would lie on the drill point's shoulder (a through hole, as drilled).
let at = |h: f64| *position + dir * (-h);
let eps = size * 1e-6;
let solid_at = |h: f64| st.bodies.iter().any(|b| b.body.contains(at(h)));
let exits_at_shoulder = solid_at(bottom + eps) && !solid_at(bottom - eps);
// Exact classification against every body: material where one has the point inside,
// air where all have it outside; a point within a body's tolerance of its boundary is
// neither, and the hole is then not taken to exit at its shoulder.
let classes = |h: f64| st.bodies.iter().map(|b| b.body.classify_point(at(h))).collect::<std::result::Result<Vec<_>, _>>();
let solid = classes(bottom + eps)?.contains(&kernel::PointClass::Inside);
let air = classes(bottom - eps)?.iter().all(|c| *c == kernel::PointClass::Outside);
let exits_at_shoulder = solid && air;
if depth.is_some() && half > 1e-3 && half < std::f64::consts::FRAC_PI_2 && !exits_at_shoulder {
// One revolved tool (cylinder with a drill point).
let tip = r / half.tan();