forked from 1b-agent/opencadstudio-upstream
Hakan Seven
96be8214f9
Route curve, hatch, sweep, loft, surface, edge, and isoline tessellation through the shared kernel policy.
961 lines
35 KiB
Rust
961 lines
35 KiB
Rust
use acadrust::entities::{Polyline, Polyline2D, Polyline3D};
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use crate::t;
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use crate::command::EntityTransform;
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use crate::entities::common::{
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edit_prop as edit, parse_f64, ro_prop as ro, square_grip, stepper_prop as stepper,
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};
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use crate::entities::traits::{Grippable, PropertyEditable, Transformable, RenderConvertible};
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use crate::scene::convert::acad_to_render::{extrusion_wall_tris, RenderEntity, RenderObject};
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use crate::scene::model::object::{GripApply, GripDef, PropSection, PropValue, Property};
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use crate::scene::model::wire_model::TangentGeom;
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// ── Polyline (old-style 3D heavy polyline) ────────────────────────────────────
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fn tessellate_polyline(pl: &Polyline) -> RenderEntity {
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let pts: Vec<[f64; 3]> = pl
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.vertices
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.iter()
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.map(|v| [v.location.x, v.location.y, v.location.z])
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.collect();
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let mut points = pts.clone();
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if pl.flags.is_closed() && pts.len() >= 2 {
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points.push(pts[0]);
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}
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let key_verts = pts.clone();
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RenderEntity {
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pick_tris: Vec::new(),
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object: RenderObject::Lines(points),
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snap_pts: vec![],
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tangent_geoms: vec![],
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key_vertices: key_verts,
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fill_tris: vec![],
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}
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}
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impl RenderConvertible for Polyline {
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fn to_render(&self, _document: &acadrust::CadDocument) -> Option<RenderEntity> {
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Some(tessellate_polyline(self))
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}
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}
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impl Grippable for Polyline {
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fn grips(&self) -> Vec<GripDef> {
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self.vertices
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.iter()
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.enumerate()
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.map(|(i, v)| {
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square_grip(
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i,
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glam::DVec3::new(v.location.x, v.location.y, v.location.z),
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)
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})
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.collect()
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}
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fn apply_grip(&mut self, grip_id: usize, apply: GripApply) {
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if let Some(v) = self.vertices.get_mut(grip_id) {
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match apply {
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GripApply::Translate(d) => {
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v.location.x += d.x as f64;
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v.location.y += d.y as f64;
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v.location.z += d.z as f64;
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}
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GripApply::Absolute(p) => {
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v.location.x = p.x as f64;
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v.location.y = p.y as f64;
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v.location.z = p.z as f64;
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}
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}
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}
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}
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fn grip_menu(&self, _grip_id: usize) -> Vec<crate::scene::model::object::GripMenuItem> {
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use crate::scene::model::object::{GripMenuAction, GripMenuItem};
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vec![
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GripMenuItem {
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label: "Stretch",
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action: GripMenuAction::Stretch,
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},
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GripMenuItem {
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label: "Add Vertex",
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action: GripMenuAction::AddVertex,
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},
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GripMenuItem {
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label: "Remove Vertex",
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action: GripMenuAction::RemoveVertex,
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},
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]
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}
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fn apply_grip_menu(&mut self, grip_id: usize, action: crate::scene::model::object::GripMenuAction) {
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use crate::scene::model::object::GripMenuAction as A;
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let n = self.vertices.len();
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match action {
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A::AddVertex if grip_id < n => {
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if grip_id == n - 1 && !self.is_closed() {
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self.vertices.push(self.vertices[grip_id].clone());
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return;
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}
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let i1 = (grip_id + 1) % n;
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let v0 = self.vertices[grip_id].clone();
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let v1 = self.vertices[i1].clone();
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let mx = (v0.location.x + v1.location.x) * 0.5;
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let my = (v0.location.y + v1.location.y) * 0.5;
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let mz = (v0.location.z + v1.location.z) * 0.5;
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let mut new_v = v0.clone();
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new_v.location.x = mx;
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new_v.location.y = my;
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new_v.location.z = mz;
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let insert_at = (grip_id + 1).min(self.vertices.len());
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self.vertices.insert(insert_at, new_v);
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}
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A::RemoveVertex if grip_id < n && n > 2 => {
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self.vertices.remove(grip_id);
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}
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_ => {}
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}
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}
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}
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impl PropertyEditable for Polyline {
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fn geometry_properties(&self, _text_style_names: &[String]) -> Vec<PropSection> {
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vec![PropSection {
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title: t!("Geometry").into_owned(),
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props: vec![
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ro(t!("Vertices").as_ref(), "vertices", self.vertices.len().to_string()),
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Property {
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label: t!("Closed").into_owned(),
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field: "pl_closed",
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value: PropValue::BoolToggle {
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field: "pl_closed",
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value: self.flags.is_closed(),
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},
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},
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],
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}]
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}
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fn apply_geom_prop(&mut self, field: &str, value: &str) {
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if field == "pl_closed" {
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let closed = if value == "toggle" {
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!self.flags.is_closed()
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} else {
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value == "true"
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};
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self.flags.set_closed(closed);
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}
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}
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}
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impl Transformable for Polyline {
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fn apply_transform(&mut self, t: &EntityTransform) {
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crate::scene::view::transform::apply_standard_entity_transform(self, t, |entity, p1, p2| {
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for v in &mut entity.vertices {
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crate::scene::view::transform::reflect_xy_point(
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&mut v.location.x,
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&mut v.location.y,
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p1,
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p2,
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);
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}
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});
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}
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}
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// ── Polyline2D (heavy 2D polyline with bulge) ─────────────────────────────────
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/// The vertices a curve-/spline-fit 2D polyline actually DRAWS: the
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/// fit-generated points (VertexFlags 8 / 1) plus any unflagged originals,
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/// with the spline-frame CONTROL points (flag 16) dropped — those are editing
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/// scaffolding shown only under SPLFRAME, and chaining through them draws
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/// spokes across the fitted curve (#408). `None` = no fit data, draw the
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/// stored vertices as-is. A fit-flagged polyline whose fit points are missing
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/// falls back to the stored vertices rather than drawing nothing.
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pub fn drawn_vertices2d(
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pl: &Polyline2D,
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) -> Option<Vec<acadrust::entities::Vertex2D>> {
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use acadrust::entities::polyline::VertexFlags;
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let has_fit = pl.vertices.iter().any(|v| {
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v.flags.bits()
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& (VertexFlags::SPLINE_VERTEX.bits() | VertexFlags::EXTRA_VERTEX.bits())
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!= 0
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});
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if !has_fit {
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return None;
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}
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let kept: Vec<_> = pl
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.vertices
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.iter()
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.filter(|v| v.flags.bits() & VertexFlags::SPLINE_CONTROL.bits() == 0)
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.cloned()
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.collect();
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(kept.len() >= 2).then_some(kept)
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}
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fn tessellate_polyline2d(pl: &Polyline2D) -> RenderEntity {
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let filtered = drawn_vertices2d(pl);
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let verts: &[acadrust::entities::Vertex2D] = filtered.as_deref().unwrap_or(&pl.vertices);
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if verts.is_empty() {
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return RenderEntity {
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pick_tris: Vec::new(),
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object: RenderObject::Lines(vec![]),
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snap_pts: vec![],
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tangent_geoms: vec![],
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key_vertices: vec![],
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fill_tris: vec![],
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};
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}
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let elev = pl.elevation;
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let normal = (pl.normal.x, pl.normal.y, pl.normal.z);
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let count = verts.len();
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let seg_count = if pl.is_closed() { count } else { count - 1 };
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let mut tangents: Vec<TangentGeom> = Vec::new();
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let mut key_verts: Vec<[f64; 3]> = Vec::new();
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let to_wcs = |x: f64, y: f64| -> (f64, f64, f64) {
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crate::scene::view::transform::ocs_point_to_wcs((x, y, elev), normal)
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};
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let to_pt = |v: &acadrust::entities::Vertex2D| -> [f64; 3] {
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let (wx, wy, wz) = to_wcs(v.location.x, v.location.y);
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[wx, wy, wz]
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};
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if pl.thickness.abs() > 1e-10 {
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let (nx, ny, nz) = normal;
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let t = pl.thickness;
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let off = |p: [f64; 3]| -> [f64; 3] { [p[0] + t * nx, p[1] + t * ny, p[2] + t * nz] };
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let to_f32 = |p: [f64; 3]| -> [f32; 3] { [p[0] as f32, p[1] as f32, p[2] as f32] };
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let mut path: Vec<[f64; 3]> = Vec::new();
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let mut kv: Vec<[f64; 3]> = Vec::new();
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let mut tgs: Vec<TangentGeom> = Vec::new();
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let (w0x, w0y, w0z) = to_wcs(verts[0].location.x, verts[0].location.y);
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path.push([w0x, w0y, w0z]);
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kv.push([w0x, w0y, w0z]);
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for i in 0..seg_count {
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let va = &verts[i];
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let vb = &verts[(i + 1) % count];
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let (ox0, oy0) = (va.location.x, va.location.y);
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let (ox1, oy1) = (vb.location.x, vb.location.y);
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let bulge = va.bulge;
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if bulge.abs() < 1e-9 {
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let (wx, wy, wz) = to_wcs(ox1, oy1);
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path.push([wx, wy, wz]);
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let p1_pt = path[path.len() - 2];
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let p2_pt = *path.last().unwrap();
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tgs.push(TangentGeom::Line {
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p1: to_f32(p1_pt),
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p2: to_f32(p2_pt),
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});
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} else if let Some(arc) =
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crate::entities::common::BulgeArc::from_bulge([ox0, oy0], [ox1, oy1], bulge)
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{
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let (wcx, wcy, wcz) = to_wcs(arc.center[0], arc.center[1]);
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tgs.push(TangentGeom::Circle {
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center: [wcx as f32, wcy as f32, wcz as f32],
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radius: arc.radius as f32,
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});
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for s in arc
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.tessellate_angle(acadrust::kernel::tessellation::DEFAULT_ANGLE)
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.into_iter()
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.skip(1)
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{
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let (wx, wy, wz) = to_wcs(s[0], s[1]);
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path.push([wx, wy, wz]);
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}
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}
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let (wbx, wby, wbz) = to_wcs(ox1, oy1);
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kv.push([wbx, wby, wbz]);
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}
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// A wide Polyline2D extrudes its whole band into a solid tube (walls +
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// caps), same as a thickened LwPolyline; a zero-width one falls through
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// to the centre-line extrusion below.
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let is_wide = pl.start_width > 1e-9
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|| pl.end_width > 1e-9
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|| pl
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.vertices
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.iter()
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.any(|v| v.start_width > 1e-9 || v.end_width > 1e-9);
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if is_wide {
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let (origin, fills) = wide_fills(pl);
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let (fill_tris, lines) =
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crate::entities::common::thick_band_tube(origin, &fills, t, normal, &to_wcs);
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return RenderEntity {
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pick_tris: fill_tris.clone(),
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object: RenderObject::Lines(lines),
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snap_pts: vec![],
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tangent_geoms: tgs,
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key_vertices: kv,
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fill_tris,
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};
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}
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let mut pts: Vec<[f64; 3]> = Vec::with_capacity(path.len() * 2 + kv.len() * 3 + 4);
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pts.extend_from_slice(&path);
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pts.push([f64::NAN; 3]);
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for &p in &path {
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pts.push(off(p));
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}
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if !kv.is_empty() {
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pts.push([f64::NAN; 3]);
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for (i, &pb) in kv.iter().enumerate() {
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pts.push(pb);
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pts.push(off(pb));
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if i + 1 < kv.len() {
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pts.push([f64::NAN; 3]);
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}
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}
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}
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return RenderEntity {
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pick_tris: extrusion_wall_tris(&path, [t * nx, t * ny, t * nz]),
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object: RenderObject::Lines(pts),
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snap_pts: vec![],
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tangent_geoms: tgs,
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key_vertices: kv,
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fill_tris: vec![],
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};
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}
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for i in 0..seg_count {
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let v0 = &verts[i];
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let v1 = &verts[(i + 1) % count];
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let p0 = to_pt(v0);
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let p1 = to_pt(v1);
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let bulge = v0.bulge;
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if bulge.abs() < 1e-9 {
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tangents.push(TangentGeom::Line {
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p1: [p0[0] as f32, p0[1] as f32, p0[2] as f32],
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p2: [p1[0] as f32, p1[1] as f32, p1[2] as f32],
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});
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} else if let Some(arc) = crate::entities::common::BulgeArc::from_bulge(
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[v0.location.x, v0.location.y],
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[v1.location.x, v1.location.y],
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bulge,
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) {
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let (wcx, wcy, wcz) = to_wcs(arc.center[0], arc.center[1]);
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tangents.push(TangentGeom::Circle {
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center: [wcx as f32, wcy as f32, wcz as f32],
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radius: arc.radius as f32,
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});
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}
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if i == 0 {
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key_verts.push([p0[0], p0[1], p0[2]]);
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}
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key_verts.push([p1[0], p1[1], p1[2]]);
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}
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let (fill_origin, fills) = wide_fills(pl);
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// A wide Polyline2D whose per-vertex widths VARY renders a smooth taper; a
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// uniform-width one keeps the constant-band Contour.
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let object = match tapered_band_verts_2d(pl) {
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Some(band_verts) => {
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let (pts, widths) = crate::entities::common::tapered_band_points(
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&band_verts,
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pl.is_closed(),
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&to_wcs,
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);
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RenderObject::TaperedLines(pts, widths)
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}
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None => RenderObject::Lines(
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crate::entities::curve::polyline2d_curve(pl)
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.map(|planar| crate::entities::curve::curve_points(&planar))
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.unwrap_or_default(),
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),
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};
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RenderEntity {
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pick_tris: crate::entities::common::wide_band_tris(fill_origin, &fills),
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object,
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snap_pts: vec![],
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tangent_geoms: tangents,
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key_vertices: key_verts,
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fill_tris: vec![],
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}
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}
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/// Per-vertex `(location, bulge, start_width, end_width)` band description for a
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/// wide Polyline2D whose width VARIES — `None` when the width is uniform.
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fn tapered_band_verts_2d(
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pl: &acadrust::entities::Polyline2D,
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) -> Option<Vec<([f64; 2], f64, f64, f64)>> {
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let default_start = pl.start_width;
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let default_end = pl.end_width;
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let filtered = drawn_vertices2d(pl);
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let verts: &[acadrust::entities::Vertex2D] = filtered.as_deref().unwrap_or(&pl.vertices);
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let band: Vec<([f64; 2], f64, f64, f64)> = verts
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.iter()
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.map(|v| {
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let sw = if v.start_width > 1e-9 {
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v.start_width
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} else {
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default_start
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};
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let ew = if v.end_width > 1e-9 {
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v.end_width
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} else {
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default_end
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};
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([v.location.x, v.location.y], v.bulge, sw, ew)
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})
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.collect();
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let w0 = band.first().map_or(0.0, |v| v.2);
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let varies = band
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.iter()
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.any(|&(_, _, sw, ew)| (sw - w0).abs() > 1e-9 || (ew - w0).abs() > 1e-9);
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if varies && w0.max(band.iter().map(|v| v.3).fold(0.0, f64::max)) > 1e-9 {
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Some(band)
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} else {
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None
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}
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}
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impl RenderConvertible for Polyline2D {
|
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fn to_render(&self, _document: &acadrust::CadDocument) -> Option<RenderEntity> {
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Some(tessellate_polyline2d(self))
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}
|
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}
|
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|
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impl Grippable for Polyline2D {
|
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fn grips(&self) -> Vec<GripDef> {
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let elev = self.elevation;
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self.vertices
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.iter()
|
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.enumerate()
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.map(|(i, v)| square_grip(i, glam::DVec3::new(v.location.x, v.location.y, elev)))
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.collect()
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}
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|
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fn apply_grip(&mut self, grip_id: usize, apply: GripApply) {
|
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if let Some(v) = self.vertices.get_mut(grip_id) {
|
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match apply {
|
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GripApply::Translate(d) => {
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v.location.x += d.x as f64;
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v.location.y += d.y as f64;
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}
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GripApply::Absolute(p) => {
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v.location.x = p.x as f64;
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v.location.y = p.y as f64;
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}
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}
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}
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}
|
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|
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fn grip_menu(&self, _grip_id: usize) -> Vec<crate::scene::model::object::GripMenuItem> {
|
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use crate::scene::model::object::{GripMenuAction, GripMenuItem};
|
|
vec![
|
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GripMenuItem {
|
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label: "Stretch",
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|
action: GripMenuAction::Stretch,
|
|
},
|
|
GripMenuItem {
|
|
label: "Add Vertex",
|
|
action: GripMenuAction::AddVertex,
|
|
},
|
|
GripMenuItem {
|
|
label: "Remove Vertex",
|
|
action: GripMenuAction::RemoveVertex,
|
|
},
|
|
]
|
|
}
|
|
|
|
fn apply_grip_menu(&mut self, grip_id: usize, action: crate::scene::model::object::GripMenuAction) {
|
|
use crate::scene::model::object::GripMenuAction as A;
|
|
let n = self.vertices.len();
|
|
let elev = self.elevation;
|
|
match action {
|
|
A::AddVertex if grip_id < n => {
|
|
if grip_id == n - 1 && !self.is_closed() {
|
|
self.vertices[grip_id].bulge = 0.0;
|
|
let mut new_v = self.vertices[grip_id].clone();
|
|
new_v.bulge = 0.0;
|
|
new_v.id = 0;
|
|
self.vertices.push(new_v);
|
|
return;
|
|
}
|
|
let i1 = (grip_id + 1) % n;
|
|
let v0 = self.vertices[grip_id].clone();
|
|
let v1 = self.vertices[i1].clone();
|
|
let midpoint = if v0.bulge.abs() >= 1e-9 {
|
|
crate::entities::common::BulgeArc::from_bulge(
|
|
[v0.location.x, v0.location.y],
|
|
[v1.location.x, v1.location.y],
|
|
v0.bulge,
|
|
)
|
|
.map(|arc| arc.sample(0.5))
|
|
.unwrap_or([
|
|
(v0.location.x + v1.location.x) * 0.5,
|
|
(v0.location.y + v1.location.y) * 0.5,
|
|
])
|
|
} else {
|
|
[
|
|
(v0.location.x + v1.location.x) * 0.5,
|
|
(v0.location.y + v1.location.y) * 0.5,
|
|
]
|
|
};
|
|
let mut new_v = v0.clone();
|
|
new_v.location.x = midpoint[0];
|
|
new_v.location.y = midpoint[1];
|
|
new_v.location.z = elev;
|
|
new_v.id = 0;
|
|
let effective_start = if v0.start_width > 1e-9 {
|
|
v0.start_width
|
|
} else {
|
|
self.start_width
|
|
};
|
|
let effective_end = if v0.end_width > 1e-9 {
|
|
v0.end_width
|
|
} else {
|
|
self.end_width
|
|
};
|
|
let middle_width = (effective_start + effective_end) * 0.5;
|
|
self.vertices[grip_id].end_width = middle_width;
|
|
new_v.start_width = middle_width;
|
|
if v0.bulge.abs() >= 1e-9 {
|
|
new_v.bulge = (v0.bulge.atan() * 0.5).tan();
|
|
}
|
|
let insert_at = (grip_id + 1).min(self.vertices.len());
|
|
if v0.bulge.abs() >= 1e-9 {
|
|
self.vertices[grip_id].bulge = new_v.bulge;
|
|
}
|
|
self.vertices.insert(insert_at, new_v);
|
|
}
|
|
A::RemoveVertex if grip_id < n && n > 2 => {
|
|
self.vertices.remove(grip_id);
|
|
}
|
|
_ => {}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl PropertyEditable for Polyline2D {
|
|
fn geometry_properties(&self, _text_style_names: &[String]) -> Vec<PropSection> {
|
|
let n = self.vertices.len();
|
|
let mut area = 0.0;
|
|
let mut length = 0.0;
|
|
let seg_count = if self.is_closed() { n } else { n.saturating_sub(1) };
|
|
for i in 0..seg_count {
|
|
let a = &self.vertices[i].location;
|
|
let b = &self.vertices[(i + 1) % n].location;
|
|
area += a.x * b.y - b.x * a.y;
|
|
length += ((b.x - a.x).powi(2) + (b.y - a.y).powi(2)).sqrt();
|
|
}
|
|
area = (area * 0.5).abs();
|
|
|
|
let vi = if n == 0 {
|
|
0
|
|
} else {
|
|
crate::scene::view::dispatch::prop_current_vertex().min(n - 1)
|
|
};
|
|
let v = self.vertices.get(vi);
|
|
let vertex_x = v.map(|v| v.location.x).unwrap_or_default();
|
|
let vertex_y = v.map(|v| v.location.y).unwrap_or_default();
|
|
let seg_start_w = v.map(|v| v.start_width).unwrap_or_default();
|
|
let seg_end_w = v.map(|v| v.end_width).unwrap_or_default();
|
|
let vertex_label = if n == 0 {
|
|
"—".to_string()
|
|
} else {
|
|
format!("{} / {}", vi + 1, n)
|
|
};
|
|
|
|
vec![
|
|
PropSection {
|
|
title: t!("Geometry").into_owned(),
|
|
props: vec![
|
|
stepper(t!("Current Vertex").as_ref(), "pl2_current_vertex", vertex_label),
|
|
edit(t!("Vertex X").as_ref(), "pl2_vertex_x", vertex_x),
|
|
edit(t!("Vertex Y").as_ref(), "pl2_vertex_y", vertex_y),
|
|
edit(t!("Start segment width").as_ref(), "pl2_seg_start_w", seg_start_w),
|
|
edit(t!("End segment width").as_ref(), "pl2_seg_end_w", seg_end_w),
|
|
edit(t!("Global width").as_ref(), "pl2_start_w", self.start_width),
|
|
edit(t!("Elevation").as_ref(), "pl2_elevation", self.elevation),
|
|
ro(t!("Area").as_ref(), "pl2_area", format!("{area:.4}")),
|
|
ro(t!("Length").as_ref(), "pl2_length", format!("{length:.4}")),
|
|
],
|
|
},
|
|
PropSection {
|
|
title: t!("Misc").into_owned(),
|
|
props: vec![
|
|
Property {
|
|
label: t!("Closed").into_owned(),
|
|
field: "pl2_closed",
|
|
value: PropValue::BoolToggle {
|
|
field: "pl2_closed",
|
|
value: self.is_closed(),
|
|
},
|
|
},
|
|
Property {
|
|
label: t!("Linetype generation").into_owned(),
|
|
field: "pl2_ltype_gen",
|
|
value: PropValue::BoolToggle {
|
|
field: "pl2_ltype_gen",
|
|
value: self.flags.bits() & 128 != 0,
|
|
},
|
|
},
|
|
],
|
|
},
|
|
]
|
|
}
|
|
|
|
fn apply_geom_prop(&mut self, field: &str, value: &str) {
|
|
// Per-vertex edits target the vertex the panel is focused on.
|
|
let n = self.vertices.len();
|
|
let vi = if n == 0 {
|
|
0
|
|
} else {
|
|
crate::scene::view::dispatch::prop_current_vertex().min(n - 1)
|
|
};
|
|
match field {
|
|
"pl2_closed" => {
|
|
let closed = if value == "toggle" {
|
|
!self.is_closed()
|
|
} else {
|
|
value == "true"
|
|
};
|
|
if closed {
|
|
self.close();
|
|
} else {
|
|
self.flags.set_closed(false);
|
|
}
|
|
}
|
|
"pl2_elevation" => {
|
|
if let Some(v) = parse_f64(value) {
|
|
self.elevation = v;
|
|
}
|
|
}
|
|
"pl2_start_w" => {
|
|
if let Some(v) = parse_f64(value) {
|
|
if v >= 0.0 {
|
|
self.start_width = v;
|
|
self.end_width = v;
|
|
}
|
|
}
|
|
}
|
|
"pl2_vertex_x" => {
|
|
if let (Some(v), Some(vert)) = (parse_f64(value), self.vertices.get_mut(vi)) {
|
|
vert.location.x = v;
|
|
}
|
|
}
|
|
"pl2_vertex_y" => {
|
|
if let (Some(v), Some(vert)) = (parse_f64(value), self.vertices.get_mut(vi)) {
|
|
vert.location.y = v;
|
|
}
|
|
}
|
|
"pl2_seg_start_w" => {
|
|
if let (Some(v), Some(vert)) = (parse_f64(value), self.vertices.get_mut(vi)) {
|
|
if v >= 0.0 {
|
|
vert.start_width = v;
|
|
}
|
|
}
|
|
}
|
|
"pl2_seg_end_w" => {
|
|
if let (Some(v), Some(vert)) = (parse_f64(value), self.vertices.get_mut(vi)) {
|
|
if v >= 0.0 {
|
|
vert.end_width = v;
|
|
}
|
|
}
|
|
}
|
|
"pl2_ltype_gen" => {
|
|
let on = if value == "toggle" {
|
|
self.flags.bits() & 128 == 0
|
|
} else {
|
|
value == "true"
|
|
};
|
|
let bits = if on {
|
|
self.flags.bits() | 128
|
|
} else {
|
|
self.flags.bits() & !128
|
|
};
|
|
self.flags = acadrust::entities::polyline::PolylineFlags::from_bits(bits);
|
|
}
|
|
_ => {}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Transformable for Polyline2D {
|
|
fn apply_transform(&mut self, t: &EntityTransform) {
|
|
crate::scene::view::transform::apply_standard_entity_transform(self, t, |entity, p1, p2| {
|
|
for v in &mut entity.vertices {
|
|
crate::scene::view::transform::reflect_xy_point(
|
|
&mut v.location.x,
|
|
&mut v.location.y,
|
|
p1,
|
|
p2,
|
|
);
|
|
// Bulge encodes which side the arc bows to; a reflection
|
|
// reverses it or every curved segment flips to the wrong side.
|
|
v.bulge = -v.bulge;
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
// ── Polyline3D ────────────────────────────────────────────────────────────────
|
|
|
|
fn tessellate_polyline3d(pl: &Polyline3D) -> RenderEntity {
|
|
let to_pt = |v: &acadrust::entities::Vertex3DPolyline| -> [f64; 3] {
|
|
[v.position.x, v.position.y, v.position.z]
|
|
};
|
|
|
|
// DXF vertex flags: 8 = spline-fit curve point, 16 = spline frame control point.
|
|
// When spline-fit vertices are present use them for the wire and control points for snap;
|
|
// otherwise treat all vertices uniformly.
|
|
let spline_curve: Vec<_> = pl.vertices.iter().filter(|v| v.flags & 8 != 0).collect();
|
|
let ctrl_pts: Vec<_> = pl.vertices.iter().filter(|v| v.flags & 16 != 0).collect();
|
|
|
|
let (wire_pts, key_verts) = if !spline_curve.is_empty() {
|
|
let wire: Vec<[f64; 3]> = spline_curve.iter().map(|v| to_pt(v)).collect();
|
|
let ctrl: Vec<[f64; 3]> = ctrl_pts.iter().map(|v| to_pt(v)).collect();
|
|
(wire, ctrl)
|
|
} else {
|
|
let pts: Vec<[f64; 3]> = pl.vertices.iter().map(to_pt).collect();
|
|
(pts.clone(), pts)
|
|
};
|
|
|
|
let mut points = wire_pts.clone();
|
|
if pl.is_closed() && wire_pts.len() >= 2 {
|
|
points.push(wire_pts[0]);
|
|
}
|
|
|
|
RenderEntity {
|
|
pick_tris: Vec::new(),
|
|
object: RenderObject::Lines(points),
|
|
snap_pts: vec![],
|
|
tangent_geoms: vec![],
|
|
key_vertices: key_verts,
|
|
fill_tris: vec![],
|
|
}
|
|
}
|
|
|
|
impl RenderConvertible for Polyline3D {
|
|
fn to_render(&self, _document: &acadrust::CadDocument) -> Option<RenderEntity> {
|
|
Some(tessellate_polyline3d(self))
|
|
}
|
|
}
|
|
|
|
impl Grippable for Polyline3D {
|
|
fn grips(&self) -> Vec<GripDef> {
|
|
self.vertices
|
|
.iter()
|
|
.enumerate()
|
|
.map(|(i, v)| {
|
|
square_grip(
|
|
i,
|
|
glam::DVec3::new(v.position.x, v.position.y, v.position.z),
|
|
)
|
|
})
|
|
.collect()
|
|
}
|
|
|
|
fn apply_grip(&mut self, grip_id: usize, apply: GripApply) {
|
|
if let Some(v) = self.vertices.get_mut(grip_id) {
|
|
match apply {
|
|
GripApply::Translate(d) => {
|
|
v.position.x += d.x as f64;
|
|
v.position.y += d.y as f64;
|
|
v.position.z += d.z as f64;
|
|
}
|
|
GripApply::Absolute(p) => {
|
|
v.position.x = p.x as f64;
|
|
v.position.y = p.y as f64;
|
|
v.position.z = p.z as f64;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
fn grip_menu(&self, _grip_id: usize) -> Vec<crate::scene::model::object::GripMenuItem> {
|
|
use crate::scene::model::object::{GripMenuAction, GripMenuItem};
|
|
vec![
|
|
GripMenuItem {
|
|
label: "Stretch",
|
|
action: GripMenuAction::Stretch,
|
|
},
|
|
GripMenuItem {
|
|
label: "Add Vertex",
|
|
action: GripMenuAction::AddVertex,
|
|
},
|
|
GripMenuItem {
|
|
label: "Remove Vertex",
|
|
action: GripMenuAction::RemoveVertex,
|
|
},
|
|
]
|
|
}
|
|
|
|
fn apply_grip_menu(&mut self, grip_id: usize, action: crate::scene::model::object::GripMenuAction) {
|
|
use crate::scene::model::object::GripMenuAction as A;
|
|
let n = self.vertices.len();
|
|
match action {
|
|
A::AddVertex if grip_id < n => {
|
|
if grip_id == n - 1 && !self.is_closed() {
|
|
let mut new_v = self.vertices[grip_id].clone();
|
|
new_v.handle = acadrust::Handle::NULL;
|
|
self.vertices.push(new_v);
|
|
return;
|
|
}
|
|
let i1 = (grip_id + 1) % n;
|
|
let v0 = &self.vertices[grip_id];
|
|
let v1 = &self.vertices[i1];
|
|
let mx = (v0.position.x + v1.position.x) * 0.5;
|
|
let my = (v0.position.y + v1.position.y) * 0.5;
|
|
let mz = (v0.position.z + v1.position.z) * 0.5;
|
|
let mut new_v = v0.clone();
|
|
new_v.position.x = mx;
|
|
new_v.position.y = my;
|
|
new_v.position.z = mz;
|
|
new_v.handle = acadrust::Handle::NULL;
|
|
let insert_at = (grip_id + 1).min(self.vertices.len());
|
|
self.vertices.insert(insert_at, new_v);
|
|
}
|
|
A::RemoveVertex if grip_id < n && n > 2 => {
|
|
self.vertices.remove(grip_id);
|
|
}
|
|
_ => {}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl PropertyEditable for Polyline3D {
|
|
fn geometry_properties(&self, _text_style_names: &[String]) -> Vec<PropSection> {
|
|
use acadrust::entities::polyline3d::SmoothSurfaceType as SST;
|
|
let n = self.vertices.len();
|
|
let v0 = self.vertices.first();
|
|
let vertex_x = v0.map(|v| v.position.x).unwrap_or_default();
|
|
let vertex_y = v0.map(|v| v.position.y).unwrap_or_default();
|
|
let vertex_z = v0.map(|v| v.position.z).unwrap_or_default();
|
|
let fit_smooth = match self.smooth_type {
|
|
SST::None => "None",
|
|
SST::QuadraticBSpline => "Quadratic",
|
|
SST::CubicBSpline => "Cubic",
|
|
SST::Bezier => "Bezier",
|
|
};
|
|
|
|
vec![
|
|
PropSection {
|
|
title: t!("Geometry").into_owned(),
|
|
props: vec![
|
|
ro(t!("Vertex").as_ref(), "pl3_vertex", if n > 0 { "1" } else { "" }),
|
|
edit(t!("Vertex X").as_ref(), "pl3_vertex_x", vertex_x),
|
|
edit(t!("Vertex Y").as_ref(), "pl3_vertex_y", vertex_y),
|
|
edit(t!("Vertex Z").as_ref(), "pl3_vertex_z", vertex_z),
|
|
],
|
|
},
|
|
PropSection {
|
|
title: t!("Misc").into_owned(),
|
|
props: vec![
|
|
Property {
|
|
label: t!("Closed").into_owned(),
|
|
field: "pl3_closed",
|
|
value: PropValue::BoolToggle {
|
|
field: "pl3_closed",
|
|
value: self.is_closed(),
|
|
},
|
|
},
|
|
ro(t!("Fit/Smooth").as_ref(), "pl3_smooth", fit_smooth),
|
|
],
|
|
},
|
|
]
|
|
}
|
|
|
|
fn apply_geom_prop(&mut self, field: &str, value: &str) {
|
|
match field {
|
|
"pl3_closed" => {
|
|
let closed = if value == "toggle" {
|
|
!self.is_closed()
|
|
} else {
|
|
value == "true"
|
|
};
|
|
if closed {
|
|
self.close();
|
|
} else {
|
|
self.open();
|
|
}
|
|
}
|
|
"pl3_vertex_x" => {
|
|
if let (Some(v), Some(vert)) = (parse_f64(value), self.vertices.first_mut()) {
|
|
vert.position.x = v;
|
|
}
|
|
}
|
|
"pl3_vertex_y" => {
|
|
if let (Some(v), Some(vert)) = (parse_f64(value), self.vertices.first_mut()) {
|
|
vert.position.y = v;
|
|
}
|
|
}
|
|
"pl3_vertex_z" => {
|
|
if let (Some(v), Some(vert)) = (parse_f64(value), self.vertices.first_mut()) {
|
|
vert.position.z = v;
|
|
}
|
|
}
|
|
_ => {}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Transformable for Polyline3D {
|
|
fn apply_transform(&mut self, t: &EntityTransform) {
|
|
crate::scene::view::transform::apply_standard_entity_transform(self, t, |entity, p1, p2| {
|
|
for v in &mut entity.vertices {
|
|
crate::scene::view::transform::reflect_xy_point(
|
|
&mut v.position.x,
|
|
&mut v.position.y,
|
|
p1,
|
|
p2,
|
|
);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
/// Generate solid-fill boundary polygons for each wide segment of a Polyline2D.
|
|
/// Solid-fill bands for a wide Polyline2D, plus the `world_origin` they are
|
|
/// relative to (the first vertex). See `lwpolyline::wide_fills` — offsets are
|
|
/// f32 from `origin` so the band stays precise at UTM-scale coordinates.
|
|
pub(crate) fn wide_fills(pl: &acadrust::entities::Polyline2D) -> ([f64; 2], Vec<Vec<[f32; 2]>>) {
|
|
// The stored widths are the band's FULL width and `polyline_segment_fill`
|
|
// offsets ±hw about the centreline — halve them. See `lwpolyline::wide_fills`.
|
|
let hw_default_start = pl.start_width as f32 * 0.5;
|
|
let hw_default_end = pl.end_width as f32 * 0.5;
|
|
let filtered = drawn_vertices2d(pl);
|
|
let verts: &[acadrust::entities::Vertex2D] = filtered.as_deref().unwrap_or(&pl.vertices);
|
|
let n = verts.len();
|
|
if n < 2 {
|
|
return ([0.0; 2], vec![]);
|
|
}
|
|
let origin = [verts[0].location.x, verts[0].location.y];
|
|
let seg_count = if pl.is_closed() { n } else { n - 1 };
|
|
let mut out = Vec::new();
|
|
for i in 0..seg_count {
|
|
let v0 = &verts[i];
|
|
let v1 = &verts[(i + 1) % n];
|
|
let hw0 = if v0.start_width > 1e-9 {
|
|
v0.start_width as f32 * 0.5
|
|
} else {
|
|
hw_default_start
|
|
};
|
|
let hw1 = if v0.end_width > 1e-9 {
|
|
v0.end_width as f32 * 0.5
|
|
} else {
|
|
hw_default_end
|
|
};
|
|
if hw0 < 1e-6 && hw1 < 1e-6 {
|
|
continue;
|
|
}
|
|
let p0 = [
|
|
(v0.location.x - origin[0]) as f32,
|
|
(v0.location.y - origin[1]) as f32,
|
|
];
|
|
let p1 = [
|
|
(v1.location.x - origin[0]) as f32,
|
|
(v1.location.y - origin[1]) as f32,
|
|
];
|
|
if let Some(poly) =
|
|
crate::entities::common::polyline_segment_fill(p0, p1, hw0, hw1, v0.bulge as f32)
|
|
{
|
|
out.push(poly);
|
|
}
|
|
}
|
|
(origin, out)
|
|
}
|