Complete PRESSPULL selection, face editing and extrusion history

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ramox81 committed 2026-09-04 15:31:30 +03:00
1 parent 509e4b7e7f
commit 9279384e9a
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+1284 -247

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@@ -11,6 +11,7 @@ pub mod mesh_model;
pub mod solid_model;
pub mod solid_history;
pub mod sweep_model;
pub mod presspull_model;
pub mod loft_command_model;
mod sweep_command_model;
pub mod visual_style_model;
+376
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@@ -0,0 +1,376 @@
//! PRESSPULL selection and curve-only previews. Geometry operations stay in the kernel.
use acadrust::entities::{AcisData, EmbeddedEntity, Region, Wire};
use acadrust::types::Vector3;
use acadrust::{EntityType, Handle};
use cadkernel::brep::{self, Body, FaceKey};
use cadkernel::geom2d::{contains, ring_nesting_depths, signed_area, Curve, Line, Tolerance};
use cadkernel::space::Plane;
use glam::DVec3;
use rustc_hash::FxHashMap;
use crate::command::WorkingPlane;
use crate::scene::{boundary_faces, exact_hatch_paths, ring_source_handles, BoundarySource, Scene};
use super::{sweep_model, wire_model::WireModel};
const BOUNDARY_TOLERANCE: f64 = 1e-6;
#[derive(Clone)]
pub enum PresspullTargetKind {
Profile { entity: EntityType, source: Option<Handle>, owner: Option<Handle> },
Face { handle: Handle, face: FaceKey, body: Body, offset: bool },
}
#[derive(Clone)]
pub struct PresspullTarget {
pub kind: PresspullTargetKind,
pub anchor: DVec3,
pub direction: DVec3,
}
/// Extract exact embedded REGION loops before falling back to polygonal entities.
/// In particular, preview and final extrusion must not approximate REGION arcs
/// from their display wires or discard holes.
pub fn profile_geometry(entity: &EntityType) -> Option<(Plane, Vec<Vec<Curve>>, bool)> {
if matches!(entity, EntityType::Ray(_) | EntityType::XLine(_)) {
return None;
}
let embedded = match entity {
EntityType::Region(region) => Some((
EmbeddedEntity::Region(region.clone()), glam::DMat4::IDENTITY.to_cols_array(),
)),
_ => sweep_model::embedded_revolve_profile(entity),
};
if let Some((entity, transform)) = embedded {
if let Ok(geometry) = cadkernel::acis::sweep_profile_geometry(&entity, transform) {
return Some(geometry);
}
// Exact modeler data is authoritative, not a hint to replace by chords.
if matches!(entity, EmbeddedEntity::Region(ref region) if region.acis_data.has_data()) {
return None;
}
}
let (profile, closed) = sweep_model::extrusion_profile_of(entity)?;
Some((profile.plane, vec![profile.pieces], closed))
}
/// Builds the final solid or surface without discarding exact REGION loops.
pub fn extrusion_body(entity: &EntityType, direction: [f64; 3]) -> Option<Body> {
let (plane, loops, closed) = profile_geometry(entity)?;
if closed {
brep::extrude_region(plane, &loops, direction)
} else if loops.len() == 1 {
brep::extrude_surface(plane, &loops[0], direction)
} else {
None
}
}
fn eligible(scene: &Scene, entity: &EntityType) -> bool {
let common = entity.common();
!common.invisible
&& !scene.entity_temporarily_hidden(common.handle)
&& !scene.layer_hidden(&common.layer)
&& !scene.interaction_layer_frozen(&common.layer)
&& !scene.is_layer_locked(common.handle)
&& scene.belongs_to_visible_block(
common.handle, common.owner_handle, scene.interaction_block_handle(),
)
&& !crate::scene::annotative::annotative_offscale_for(
&scene.document, common, scene.displayed_annotation_scale_handle(),
scene.annotation_all_visible(),
)
}
fn working_plane(plane: Plane) -> WorkingPlane {
WorkingPlane::new(
DVec3::from_array(plane.origin), DVec3::from_array(plane.x_axis),
DVec3::from_array(plane.y_axis),
)
}
fn curves_on_plane(source: Plane, curves: &[Curve], plane: WorkingPlane) -> Vec<Curve> {
let origin = plane.to_local(DVec3::from_array(source.origin));
let x_axis = plane.vector_to_local(DVec3::from_array(source.x_axis));
let y_axis = plane.vector_to_local(DVec3::from_array(source.y_axis));
let transform = cadkernel::geom2d::Transform {
origin: [origin.x, origin.y].into(),
x_axis: [x_axis.x, x_axis.y].into(),
y_axis: [y_axis.x, y_axis.y].into(),
};
curves.iter().filter_map(|curve| {
// A line belongs to more than one plane. Its arbitrary source axes
// must not disqualify an edge which lies in the requested work plane.
if let Curve::Line(line) = curve {
let start = plane.to_local(DVec3::from_array(source.point_at(line.start)));
let end = plane.to_local(DVec3::from_array(source.point_at(line.end)));
return (start.z.abs() <= BOUNDARY_TOLERANCE && end.z.abs() <= BOUNDARY_TOLERANCE)
.then_some(Curve::Line(Line { start: [start.x, start.y], end: [end.x, end.y] }));
}
if origin.z.abs() > BOUNDARY_TOLERANCE || x_axis.z.abs() > 1e-9 || y_axis.z.abs() > 1e-9 {
return None;
}
curve.transformed(&transform)
}).collect()
}
fn boundary_source(curves: Vec<Curve>) -> Option<BoundarySource> {
let curves = curves.into_iter().filter(|curve| {
let length = curve.length();
length.is_finite() && length > BOUNDARY_TOLERANCE
}).collect::<Vec<_>>();
let segments = curves.iter().flat_map(|curve| {
curve.tessellate_angle(cadkernel::tessellation::DEFAULT_ANGLE)
.windows(2).filter_map(|pair| {
let start = pair[0];
let end = pair[1];
(start.iter().chain(&end).all(|value| value.is_finite()) && start != end)
.then_some(Line { start, end })
}).collect::<Vec<_>>()
}).collect::<Vec<_>>();
(!segments.is_empty()).then_some(BoundarySource { segments, curves })
}
fn boundary_sources(scene: &Scene, plane: WorkingPlane) -> FxHashMap<Handle, BoundarySource> {
// Read native curve geometry, not shaded meshes, face isolines, temporary
// construction-history overlays or camera-clipped display segments.
scene.document.entities().filter(|entity| eligible(scene, entity)).filter_map(|entity| {
let (source, loops, _) = profile_geometry(entity)?;
let curves = loops.iter().flat_map(|ring| curves_on_plane(source, ring, plane)).collect();
boundary_source(curves).map(|source| (entity.common().handle, source))
}).collect()
}
fn ring_curves(ring: &[[f64; 2]]) -> Vec<Curve> {
ring.iter().copied().zip(ring.iter().copied().cycle().skip(1))
.take(ring.len()).map(|(start, end)| Curve::Line(Line { start, end })).collect()
}
fn selected_rings(sources: &FxHashMap<Handle, BoundarySource>, point: [f64; 2]) -> Option<Vec<Vec<[f64; 2]>>> {
let rings = boundary_faces(sources, BOUNDARY_TOLERANCE);
let tolerance = Tolerance::new(BOUNDARY_TOLERANCE);
let outer = rings.iter().enumerate()
.filter(|(_, ring)| contains(&ring_curves(ring), point, tolerance))
.min_by(|(_, left), (_, right)| signed_area(left).abs().total_cmp(&signed_area(right).abs()))?
.0;
let depths = ring_nesting_depths(&rings);
let boundary = ring_curves(&rings[outer]);
let mut result = vec![rings[outer].clone()];
for (index, ring) in rings.iter().enumerate() {
if index != outer && depths.get(index) == depths.get(outer).map(|depth| depth + 1).as_ref()
&& ring.first().is_some_and(|point| contains(&boundary, *point, tolerance))
{
result.push(ring.clone());
}
}
Some(result)
}
fn boundary_region(
sources: &FxHashMap<Handle, BoundarySource>, rings: &[Vec<[f64; 2]>], plane: WorkingPlane,
) -> Option<EntityType> {
let exterior = (0..rings.len()).map(|index| index == 0).collect::<Vec<_>>();
let paths = exact_hatch_paths(rings, &exterior, sources, BOUNDARY_TOLERANCE);
if paths.len() != rings.len() {
return None;
}
let loops = paths.iter().map(|path| {
path.edges.iter().map(crate::entities::hatch::edge_curve).collect::<Option<Vec<_>>>()
}).collect::<Option<Vec<_>>>()?;
let kernel_plane = Plane::from_axes(plane.origin.to_array(), plane.x.to_array(), plane.y.to_array());
let sheet = brep::planar_region(kernel_plane, &loops)?;
let document = crate::scene::convert::acis_export::solid_to_sat(&sheet)?;
let mut region = Region::new();
region.acis_data = AcisData::from_sat(&document.to_sat_string());
region.point_of_reference = Vector3::new(plane.origin.x, plane.origin.y, plane.origin.z);
region.wires = loops.iter().map(|ring| {
let mut points = Vec::new();
for curve in ring {
let skip = usize::from(!points.is_empty());
points.extend(curve.tessellate_angle(cadkernel::tessellation::DEFAULT_ANGLE)
.into_iter().skip(skip).map(|point| {
let world = kernel_plane.point_at(point);
Vector3::new(world[0], world[1], world[2])
}));
}
Wire::from_points(points)
}).collect();
Some(EntityType::Region(region))
}
fn face_at_point(scene: &Scene, point: DVec3, preferred: Option<Handle>) -> Option<(Handle, FaceKey, &Body)> {
let mut handles = scene.solid_models.keys().copied().collect::<Vec<_>>();
handles.sort_by_key(|handle| handle.value());
for handle in handles {
if preferred.is_some_and(|preferred| preferred != handle) {
continue;
}
let Some(entity) = scene.document.get_entity(handle) else { continue; };
if !matches!(entity, EntityType::Solid3D(_)) || !eligible(scene, entity) {
continue;
}
let body = &scene.solid_models[&handle];
if let Some(face) = brep::planar_face_at_point(body, point.to_array(), BOUNDARY_TOLERANCE) {
return Some((handle, face, body));
}
}
None
}
fn profile_owner(scene: &Scene, plane: WorkingPlane, anchor: DVec3) -> Option<(Handle, DVec3)> {
let mut handles = scene.solid_models.keys().copied().collect::<Vec<_>>();
handles.sort_by_key(|handle| handle.value());
for handle in handles {
let Some(entity) = scene.document.get_entity(handle) else { continue; };
if !matches!(entity, EntityType::Solid3D(_)) || !eligible(scene, entity) {
continue;
}
let body = &scene.solid_models[&handle];
for face in body.face_keys() {
let Some(profile) = brep::planar_face_profile(body, face) else { continue; };
let outward = DVec3::from_array(profile.outward);
if outward.dot(plane.z).abs() < 1.0 - 1e-9
|| profile.plane.distance_to(anchor.to_array())?.abs() > BOUNDARY_TOLERANCE
{
continue;
}
let local = profile.plane.project(anchor.to_array())?;
let boundary = profile.loops.into_iter().flatten().collect::<Vec<_>>();
if contains(&boundary, local, Tolerance::new(BOUNDARY_TOLERANCE)) {
return Some((handle, outward));
}
}
}
None
}
/// A supplied curve handle means explicit edge/preselection. An absent handle
/// means a bounded-area pick; closed profiles therefore retain their distinct
/// edge and interior behaviors. A solid handle prefers its exact trimmed face.
pub fn resolve_target(
scene: &Scene, handle: Option<Handle>, point: DVec3, plane: WorkingPlane, offset: bool,
) -> Result<PresspullTarget, String> {
if !point.is_finite() {
return Err("PRESSPULL: the selected point is not finite.".to_owned());
}
if let Some(handle) = handle {
let entity = scene.document.get_entity(handle)
.ok_or("PRESSPULL: the selected object no longer exists.")?;
if !eligible(scene, entity) {
return Err("PRESSPULL: select a visible object on an unlocked layer.".to_owned());
}
if let Some((source_plane, _, closed)) = profile_geometry(entity) {
let profile_plane = working_plane(source_plane);
let local = profile_plane.to_local(point);
let anchor = profile_plane.to_world(DVec3::new(local.x, local.y, 0.0));
let attached = closed.then(|| profile_owner(scene, profile_plane, anchor)).flatten();
let owner = attached.map(|(owner, _)| owner);
let direction = attached.map(|(_, outward)| outward).unwrap_or(profile_plane.z);
return Ok(PresspullTarget {
kind: PresspullTargetKind::Profile { entity: entity.clone(), source: Some(handle), owner },
anchor, direction,
});
}
if !matches!(entity, EntityType::Solid3D(_)) {
return Err("PRESSPULL: select a planar curve, bounded area or planar solid face.".to_owned());
}
}
if let Some((owner, face, body)) = face_at_point(scene, point, handle) {
let profile = brep::planar_face_profile(body, face)
.ok_or("PRESSPULL: the selected solid face has no valid planar boundary.")?;
let face_plane = working_plane(profile.plane);
let local = face_plane.to_local(point);
let anchor = face_plane.to_world(DVec3::new(local.x, local.y, 0.0));
let direction = DVec3::from_array(profile.outward);
if !offset {
let mut sources = boundary_sources(scene, face_plane);
if let Some(source) = boundary_source(profile.loops.into_iter().flatten().collect()) {
sources.insert(owner, source);
}
if let Some(rings) = selected_rings(&sources, [local.x, local.y]) {
let bounded_by_drawing = rings.iter().any(|ring| {
ring_source_handles(ring, &sources).into_iter().any(|source| source != owner)
});
if bounded_by_drawing {
let entity = boundary_region(&sources, &rings, face_plane)
.ok_or("PRESSPULL: the selected boundary could not be reconstructed exactly.")?;
return Ok(PresspullTarget {
kind: PresspullTargetKind::Profile { entity, source: None, owner: Some(owner) },
anchor, direction,
});
}
}
}
return Ok(PresspullTarget {
kind: PresspullTargetKind::Face { handle: owner, face, body: body.clone(), offset },
anchor, direction,
});
}
if handle.is_some() {
return Err("PRESSPULL: select inside a trimmed planar face, outside its holes.".to_owned());
}
let local = plane.to_local(point);
if local.z.abs() > BOUNDARY_TOLERANCE {
return Err("PRESSPULL: the bounded area is not on the current working plane.".to_owned());
}
let sources = boundary_sources(scene, plane);
let rings = selected_rings(&sources, [local.x, local.y])
.ok_or("PRESSPULL: no closed boundary contains the selected point.")?;
let entity = boundary_region(&sources, &rings, plane)
.ok_or("PRESSPULL: the selected boundary could not be reconstructed exactly.")?;
Ok(PresspullTarget {
kind: PresspullTargetKind::Profile { entity, source: None, owner: None },
anchor: point, direction: plane.z,
})
}
/// Curves only: mouse movement never triangulates a preview body.
pub fn preview_wires(target: &PresspullTarget, distance: f64, color: [f32; 4], isolines: usize) -> Vec<WireModel> {
if !distance.is_finite() || distance.abs() <= 1e-9 {
return Vec::new();
}
if let PresspullTargetKind::Face { body, face, offset: true, .. } = &target.kind {
// Offset changes the intersections with neighbouring surfaces, so a
// constant-section prism would misrepresent sloped walls and caps.
// The kernel's analytic offset performs no Boolean or triangulation;
// the command memoizes this candidate by selected targets and distance.
// Only return an overlay: failure never hides or edits the resident body.
return brep::presspull_face(body, *face, distance, brep::PresspullMode::Offset)
.map(|candidate| preview_body_wires(&candidate, color, isolines))
.unwrap_or_default();
}
let geometry = match &target.kind {
PresspullTargetKind::Profile { entity, .. } => profile_geometry(entity)
.map(|(plane, loops, _)| (plane, loops, (target.direction * distance).to_array())),
PresspullTargetKind::Face { body, face, .. } => {
// The resident source stays visible. Show only the moving face's
// exact extrusion cage; its Boolean merge happens only on commit,
// never inside pointer movement. Unrelated faces and lumps need
// no rebuilding for a normal face-extrusion preview.
brep::planar_face_profile(body, *face).map(|profile| (profile.plane, profile.loops,
(DVec3::from_array(profile.outward) * distance).to_array()))
}
};
let Some((plane, loops, direction)) = geometry else { return Vec::new(); };
let mut wires = Vec::new();
// Each loop is a lateral sheet. Calling extrude_region here would perform
// Boolean differences for holes even though this overlay only needs wires.
for ring in loops {
let ring = brep::extrusion_profile_pieces(&ring);
let Some(body) = brep::extrude_surface(plane, &ring, direction) else { continue; };
wires.extend(preview_body_wires(&body, color, isolines));
}
wires
}
fn preview_body_wires(body: &Body, color: [f32; 4], isolines: usize) -> Vec<WireModel> {
let wireframe = brep::mesh::tessellate_wireframe(body,
brep::mesh::TessellationTolerance::new(cadkernel::tessellation::DEFAULT_ANGLE, 1e-9)
.with_isolines(isolines));
wireframe.edges.into_iter().map(|edge| edge.positions)
.chain(wireframe.isolines.into_iter().map(|line| line.positions))
.filter(|points| points.len() >= 2)
.map(|points| WireModel::solid_f64("PRESSPULL-PREVIEW".to_owned(), points, color, false))
.collect()
}
+69 -28
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@@ -67,6 +67,9 @@ pub const PROP_TWIST_ALONG_PATH: &str = "solid_history_twist_along_path";
pub const PROP_SCALE_ALONG_PATH: &str = "solid_history_scale_along_path";
pub const PROP_SWEEP_LENGTH: &str = "solid_history_sweep_length";
pub const PROP_EXTRUSION_HEIGHT: &str = "solid_history_extrusion_height";
pub const PROP_EXTRUSION_DIRECTION_X: &str = "solid_history_extrusion_direction_x";
pub const PROP_EXTRUSION_DIRECTION_Y: &str = "solid_history_extrusion_direction_y";
pub const PROP_EXTRUSION_DIRECTION_Z: &str = "solid_history_extrusion_direction_z";
pub const PROP_TAPER_ANGLE: &str = "solid_history_taper_angle";
pub const PROP_REVOLVE_ANGLE: &str = "solid_history_revolve_angle";
pub const PROP_AXIS_POSITION_X: &str = "solid_history_axis_position_x";
@@ -357,15 +360,19 @@ fn extrusion_properties(
handle: acadrust::Handle,
value: &SolidHistorySweep,
) -> Vec<PropSection> {
let position = world_point(
value.base.transform,
[
value.reference_point.x,
value.reference_point.y,
value.reference_point.z,
],
)
.unwrap_or(glam::DVec3::ZERO);
let direction = matrix(value.base.transform).map(|transform| {
transform.transform_vector3(glam::DVec3::new(
value.direction.x, value.direction.y, value.direction.z,
))
}).filter(|direction| direction.is_finite());
let direction_property = |label: &str, field: &'static str, axis: usize| Property {
label: label.to_string(),
field,
value: PropValue::ReadOnly(direction.map_or_else(
|| t!("Unavailable").into_owned(),
|direction| crate::entities::common::format_length(direction[axis]),
)),
};
let (record_history, object_show_history, show_history_mode) =
history_flags(document, handle).unwrap_or((false, false, 1));
let (show_history, show_history_editable) =
@@ -391,21 +398,6 @@ fn extrusion_properties(
field: "solid_history_type",
value: PropValue::ReadOnly(t!("Extrusion").into_owned()),
},
crate::entities::common::edit_prop(
t!("Position X").as_ref(),
PROP_POSITION_X,
position.x,
),
crate::entities::common::edit_prop(
t!("Position Y").as_ref(),
PROP_POSITION_Y,
position.y,
),
crate::entities::common::edit_prop(
t!("Position Z").as_ref(),
PROP_POSITION_Z,
position.z,
),
Property {
label: t!("Height").into_owned(),
field: PROP_EXTRUSION_HEIGHT,
@@ -416,6 +408,9 @@ fn extrusion_properties(
field: PROP_TAPER_ANGLE,
value: taper,
},
direction_property(t!("Direction X").as_ref(), PROP_EXTRUSION_DIRECTION_X, 0),
direction_property(t!("Direction Y").as_ref(), PROP_EXTRUSION_DIRECTION_Y, 1),
direction_property(t!("Direction Z").as_ref(), PROP_EXTRUSION_DIRECTION_Z, 2),
],
},
PropSection {
@@ -426,7 +421,7 @@ fn extrusion_properties(
field: PROP_HISTORY,
value: PropValue::Choice {
selected: if record_history { "Record" } else { "None" }.to_string(),
options: vec!["None".to_string(), "Record".to_string()],
options: vec!["Record".to_string(), "None".to_string()],
},
},
Property {
@@ -435,7 +430,7 @@ fn extrusion_properties(
value: if show_history_editable {
PropValue::Choice {
selected: if show_history { "Yes" } else { "No" }.to_string(),
options: vec!["No".to_string(), "Yes".to_string()],
options: vec!["Yes".to_string(), "No".to_string()],
}
} else {
PropValue::ReadOnly(if show_history { "Yes" } else { "No" }.to_string())
@@ -446,6 +441,43 @@ fn extrusion_properties(
]
}
/// Native surface construction data mirrors the same local profile, placement,
/// direction and taper used by the extrusion history rebuild.
pub fn extrusion_surface_data(
value: &SolidHistorySweep,
) -> Option<acadrust::entities::SurfaceData> {
use acadrust::entities::{SurfaceData, SurfaceSweepOptions};
if value.path_entity.is_some() {
return None;
}
let profile = value.sweep_entity.clone()?;
matrix(value.base.transform)?;
matrix(value.sweep_entity_transform)?;
Some(SurfaceData::Extruded {
sweep_entity: Some(profile),
options: SurfaceSweepOptions {
draft_angle: value.draft_angle,
draft_start_distance: value.start_draft_distance,
draft_end_distance: value.end_draft_distance,
twist_angle: value.twist_angle,
scale_factor: value.scale_factor,
align_angle: value.align_angle,
sweep_entity_transform: value.sweep_entity_transform,
path_entity_transform: value.path_entity_transform,
is_solid: false,
sweep_alignment_flags: value.align_option as i16,
align_start: value.has_align_start,
bank: value.bank,
base_point_set: true,
reference_vector: value.reference_point,
..SurfaceSweepOptions::default()
},
sweep_vector: value.direction,
sweep_transform: value.base.transform,
})
}
fn sweep_properties(
document: &acadrust::CadDocument,
handle: acadrust::Handle,
@@ -1439,7 +1471,8 @@ pub fn is_loft_geometry_choice(field: &str) -> bool {
pub fn is_specialized_property(field: &str) -> bool {
matches!(field, "solid_history_type" | PROP_BANK | PROP_SWEEP_LENGTH
| PROP_LOFT_TYPE | PROP_LOFT_SECTION_COUNT)
| PROP_LOFT_TYPE | PROP_LOFT_SECTION_COUNT
| PROP_EXTRUSION_DIRECTION_X | PROP_EXTRUSION_DIRECTION_Y | PROP_EXTRUSION_DIRECTION_Z)
|| is_primitive_property(field)
|| is_history_choice(field)
}
@@ -2977,7 +3010,15 @@ fn apply_extrusion_draft_grip(value: &mut SolidHistorySweep, apply: GripApply) -
fn extrusion_draft_rebuilds(value: &SolidHistorySweep, angle: f64) -> bool {
let mut candidate = value.clone();
candidate.draft_angle = angle;
cadkernel::acis::rebuild_body(&SolidHistoryOperation::Extrusion(candidate)).is_ok()
let Some(profile) = candidate.sweep_entity.as_ref() else {
return false;
};
let Ok((_, _, closed)) = cadkernel::acis::sweep_profile_geometry(
profile, candidate.sweep_entity_transform,
) else {
return false;
};
cadkernel::acis::rebuild_extrusion_with_mode(&candidate, !closed).is_ok()
}
fn grip(