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engine, ui: mesh.node.relax and relaxation fields, Relax Nodes tool with sphere and preview (#398)

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01UhhZMBTviDQxZvwnyP89fo
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jyvikoandClaude Opus 5.5 authored and Irakli Kourtis committed 2026-10-15 14:40:00 -04:00
1 parent 75f9e5ae6e
commit 94fdbf0fca
19 files changed
+1038 -9
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crates/ui-egui/src/viewport.rs
+10 -3
View File
@@ -47,8 +47,12 @@ pub fn show(app: &mut ModelApp, ui: &mut egui::Ui) {
if response.clicked()
&& let Some(at) = response.interact_pointer_pos()
{
let _ = app.select_at(at, mode(ui.input(|i| i.modifiers)));
probe_at(app, at, rect);
// With Relax Nodes open a click on the mesh places its sphere (#398).
let placed = app.relaxing() && app.surface_point(at).is_some_and(|p| app.relax_place(p));
if !placed {
let _ = app.select_at(at, mode(ui.input(|i| i.modifiers)));
probe_at(app, at, rect);
}
}
if !app.capturing {
hover(app, &response);
@@ -383,7 +387,10 @@ fn navigate(app: &mut ModelApp, ui: &egui::Ui, response: &egui::Response, rect:
let options = ui.ctx().options(|o| o.input_options);
let (scroll, pinch, at) = ui.input(|i| (wheel_points(i, &options), i.zoom_delta(), i.pointer.hover_pos()));
let factor = (-f64::from(scroll) * ZOOM_PER_POINT * zoom_sign(app)).exp() / f64::from(pinch).max(1e-3);
if (factor - 1.0).abs() > 1e-9 {
// Alt + scroll sizes the Relax Nodes sphere instead of zooming.
let sized =
app.relaxing() && ui.input(|i| i.modifiers.alt) && scroll != 0.0 && app.relax_scale_radius((f64::from(scroll) * ZOOM_PER_POINT).exp());
if !sized && (factor - 1.0).abs() > 1e-9 {
let anchor = at.and_then(|p| {
app.surface_point(p).or_else(|| app.cam.target_plane_point(f64::from(p.x - rect.left()), f64::from(p.y - rect.top()), w, h))
});