forked from 1b-agent/opencadstudio-upstream
2282 lines
98 KiB
Rust
2282 lines
98 KiB
Rust
// Auto-split from scene/mod.rs. Pure text-move; behaviour unchanged.
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use super::*;
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/// Convert a HATCH's own resolved pattern line (world-unit `offset` = step to
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/// the next parallel line, plus a base angle) into a render `PatFamily` whose
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/// geometry is already final — the HatchModel that carries it uses scale 1 and
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/// angle_offset 0 (see `prebaked` in `hatch_model_from_dxf`). The world-space
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/// offset is rotated into the line's local frame so `pattern_segments` and the
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/// GPU shader, which rotate `(dx, dy)` back out by the family angle, reproduce
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/// the exact stored step. `x0/y0` are filled in by the caller (from the stored
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/// `base_point`, relative to `world_origin`) once the boundary anchor is known;
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/// they set the pattern origin, observable for dashed / offset patterns.
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/// Order a hatch boundary path's sampled edges into one tip-to-tail loop.
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///
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/// Real files do not store boundary edges as a sequential walk: associative
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/// hatches list them in boundary-source-entity order, with arbitrary
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/// direction — the next edge in the list may attach to either end of the
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/// chain built so far, or belong to the far side of the loop entirely.
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/// Concatenating them verbatim draws a self-crossing "bowtie" outline and
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/// flips the even-odd fill over the wrong region.
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///
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/// Greedy nearest-endpoint assembly: keep the chain open at both ends and, at
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/// each step, attach the unused edge whose endpoint lies closest to either
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/// end (reversing / prepending as needed). Distance comparison, no tolerance:
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/// a correctly-ordered file matches at distance 0 and reproduces exactly.
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fn chain_path_edges(mut polys: Vec<Vec<[f64; 2]>>) -> Vec<[f64; 2]> {
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let d2 = |a: [f64; 2], b: [f64; 2]| (a[0] - b[0]).powi(2) + (a[1] - b[1]).powi(2);
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polys.retain(|p| !p.is_empty());
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if polys.is_empty() {
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return Vec::new();
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}
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let mut chain: std::collections::VecDeque<[f64; 2]> = polys.swap_remove(0).into();
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while !polys.is_empty() {
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let head = *chain.front().unwrap();
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let tail = *chain.back().unwrap();
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// (distance, index, reverse-points, attach-at-front)
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let mut best = (f64::MAX, 0usize, false, false);
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for (i, p) in polys.iter().enumerate() {
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let s = p[0];
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let e = *p.last().unwrap();
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for c in [
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(d2(tail, s), i, false, false),
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(d2(tail, e), i, true, false),
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(d2(head, e), i, false, true),
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(d2(head, s), i, true, true),
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] {
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if c.0 < best.0 {
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best = c;
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}
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}
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}
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let (_, idx, rev, at_front) = best;
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let mut p = polys.swap_remove(idx);
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if rev {
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p.reverse();
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}
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if at_front {
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if d2(p[p.len() - 1], head) < 1e-18 {
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p.pop();
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}
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for q in p.into_iter().rev() {
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chain.push_front(q);
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}
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} else {
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let mut it = p.into_iter();
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if let Some(first) = it.next() {
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if d2(first, tail) >= 1e-18 {
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chain.push_back(first);
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}
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}
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chain.extend(it);
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}
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}
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chain.into()
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}
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fn family_from_stored_line(
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ln: &acadrust::entities::hatch::HatchPatternLine,
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) -> crate::scene::model::hatch_model::PatFamily {
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let (ca, sa) = (ln.angle.cos(), ln.angle.sin());
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let dx = ln.offset.x * ca + ln.offset.y * sa;
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let dy = -ln.offset.x * sa + ln.offset.y * ca;
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crate::scene::model::hatch_model::PatFamily {
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angle_deg: ln.angle.to_degrees() as f32,
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x0: 0.0,
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y0: 0.0,
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dx: dx as f32,
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dy: dy as f32,
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dashes: ln.dash_lengths.iter().map(|&d| d as f32).collect(),
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}
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}
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impl Scene {
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// ── Entity management ─────────────────────────────────────────────────
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/// Register `name` in the layer table if it isn't already there, giving the
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/// new layer a real handle so it survives a DWG save (handle-based format;
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/// issue #67). Called whenever an entity is added or edited: an entity that
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/// names a layer no explicit LAYER command ever created — e.g. one supplied
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/// by a plugin through `add_entity` — otherwise has no table entry, so the
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/// DWG writer resolves its layer name to a NULL handle and it reopens on
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/// layer 0. Auto-registering keeps it on its own layer (#252). Names are
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/// registered verbatim so the writer's (case-insensitive) lookup matches;
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/// the always-present default layer "0" and empty names are no-ops.
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pub fn ensure_layer(&mut self, name: &str) {
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if name.trim().is_empty() || self.document.layers.contains(name) {
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return;
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}
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let mut layer = acadrust::tables::Layer::new(name);
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layer.handle = self.document.allocate_handle();
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let _ = self.document.layers.add(layer);
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}
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pub fn add_entity(&mut self, mut entity: EntityType) -> Handle {
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// Only block sentinels mutate a block definition and require rebuilding
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// the block cache. A top-level INSERT merely references an existing
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// definition, so adding it can patch just that new render handle.
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let affects_blocks = matches!(
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&entity,
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EntityType::Block(_) | EntityType::BlockEnd(_)
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);
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// INSERT invalidates rendered block instances, but it does not mutate
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// the referenced block definition. Only block sentinels require a
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// structure image for undo; ordinary owner membership is intrinsic add
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// bookkeeping and remains in place while an entity delta is undone.
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let mutates_block_structure =
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matches!(&entity, EntityType::Block(_) | EntityType::BlockEnd(_));
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let hatch_seed = if let EntityType::Hatch(dxf) = &entity {
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let color = self.render_style(&entity).0;
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Self::hatch_model_from_dxf(dxf, color)
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} else if let EntityType::Solid(solid) = &entity {
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let color = self.render_style(&entity).0;
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Some(Self::solid_hatch_model(solid, color))
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} else {
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None
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};
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let image_seed = self.image_seed_for(&entity);
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let facet_res = self.document.header.facet_resolution;
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let isolines = self.document.header.isolines.max(0) as usize;
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let mesh_seed = if matches!(
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&entity,
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EntityType::Solid3D(_)
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| EntityType::Region(_)
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| EntityType::Body(_)
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| EntityType::Surface(_)
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| EntityType::Mesh(_)
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| EntityType::PolygonMesh(_)
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| EntityType::PolyfaceMesh(_)
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) {
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let color = self.render_style(&entity).0;
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crate::entities::solid3d::tessellate_volume(&entity, color, facet_res, isolines)
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.map(|m| offset_mesh_lod_set(m))
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} else {
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None
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};
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// Auto-create an ImageDefinition object for new RasterImage entities
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// that don't already reference one.
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if let EntityType::RasterImage(ref mut img) = entity {
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if img.definition_handle.is_none() {
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use acadrust::objects::{ImageDefinition, ObjectType};
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let def_handle = Handle::new(self.document.next_handle());
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if self.is_recording_undo() {
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self.record_undo_object_before(def_handle, None);
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}
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let mut img_def = ImageDefinition::with_dimensions(
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&img.file_path,
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img.size.x as u32,
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img.size.y as u32,
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);
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img_def.handle = def_handle;
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img_def.is_loaded = true;
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self.document
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.objects
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.insert(def_handle, ObjectType::ImageDefinition(img_def));
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img.definition_handle = Some(def_handle);
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}
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}
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// Register the entity's layer if it names one no LAYER command created
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// (e.g. a plugin-supplied layer) so it survives a DWG save instead of
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// collapsing to layer 0 in the reopened file (#252).
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let layer = entity.common().layer.clone();
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// Delta-undo poison inputs (captured before the mutations below): an
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// add that also creates a new layer, adds a block, or inserts an image
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// definition mutates non-entity state a pure-entity delta can't undo.
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let creates_layer =
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self.is_recording_undo() && !layer.trim().is_empty() && !self.document.layers.contains(&layer);
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self.ensure_layer(&layer);
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// Route to the correct block based on current editing mode:
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// - BEDIT block editor: geometry belongs to the edited block record,
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// so it becomes part of the block definition (issue #261).
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// - PSPACE (paper layout, no active viewport): paper-space layout block.
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// - MSPACE or model layout: model space (document default).
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let handle = if let Some(br) = self.block_edit_block {
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entity.common_mut().owner_handle = br;
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self.document.add_entity(entity).unwrap_or(Handle::NULL)
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} else if self.current_layout != "Model" && self.active_viewport.is_none() {
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let layout_name = self.current_layout.clone();
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self.document
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.add_entity_to_layout(entity, &layout_name)
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.unwrap_or(Handle::NULL)
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} else {
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self.document.add_entity(entity).unwrap_or(Handle::NULL)
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};
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if !handle.is_null() {
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self.invalidate_dependency_index();
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if let Some(model) = hatch_seed {
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self.hatches.insert(handle, model);
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}
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if let Some(model) = image_seed {
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self.images.insert(handle, model);
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}
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if let Some(mut model) = mesh_seed {
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if let Some(entity) = self.document.get_entity(handle) {
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let color = self.render_style(entity).0;
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let material =
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crate::scene::model::material_model::resolve_material_with_base(
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&self.document,
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entity,
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color,
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None,
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self.material_base_dir.as_deref(),
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);
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material.apply_to_with_face_overrides(
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&mut model,
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&self.document,
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self.material_base_dir.as_deref(),
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);
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crate::scene::model::visual_style_model::apply_mesh_visual_style(
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&mut model,
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&self.document,
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entity,
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);
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}
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self.meshes.insert(handle, model);
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}
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// Delta-undo: the new handle's before-image is "nothing" (it did not
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// exist). Poison the recording if this add also mutated non-entity
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// state (a new layer / block) so the app knows a pure-entity delta
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// would be incomplete. Raster image definitions are captured as
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// targeted object before-images above.
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if self.is_recording_undo() {
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self.record_undo_before(handle, None);
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if creates_layer || mutates_block_structure {
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self.poison_undo_recording();
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}
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}
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if affects_blocks {
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self.bump_geometry();
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} else {
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// Plain top-level add: name the new handle so every derived cache
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// patches in just this one entity instead of rebuilding.
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self.bump_entities(&[(handle, ChangeKind::Added)]);
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}
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}
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handle
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}
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/// Rename a block definition: re-key its record, update the Block marker's
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/// name, and repoint every INSERT that referenced the old name so all
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/// instances keep resolving. Returns false if `old` is missing or
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/// anonymous/xref, `new` is invalid or already taken, or the names are
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/// equal (case-insensitive). (#261)
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pub fn rename_block(&mut self, old: &str, new: &str) -> bool {
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if !crate::scene::valid_block_name(new) {
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return false;
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}
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if old.eq_ignore_ascii_case(new) {
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return false;
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}
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if self.document.block_records.get(new).is_some() {
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return false;
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}
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// Anonymous (*) names are program-owned and re-numbered on save; an
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// xref('|') symbol name is bound to the referenced file.
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if self
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.document
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.block_records
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.get(old)
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.map(|br| br.is_anonymous() || br.flags.is_xref || br.name.contains('|'))
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.unwrap_or(true)
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{
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return false;
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}
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let Some(mut br) = self.document.block_records.remove(old) else {
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return false;
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};
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let block_marker = br.block_entity_handle;
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br.name = new.to_string();
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if self.document.block_records.add(br).is_err() {
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return false;
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}
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// Keep the Block marker entity's name in sync (used on DXF/DWG save).
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if let Some(EntityType::Block(b)) = self.document.get_entity_mut(block_marker) {
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b.name = new.to_string();
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}
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// Repoint every INSERT reference so all instances keep resolving.
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for e in self.document.entities_mut() {
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if let EntityType::Insert(ins) = e {
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if ins.block_name.eq_ignore_ascii_case(old) {
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ins.block_name = new.to_string();
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}
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}
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}
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self.invalidate_dependency_index();
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self.bump_geometry();
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true
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}
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/// Replace the entity stored under `entity`'s handle with `entity`, keeping
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/// its identity (handle + owning block), and refresh the derived
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/// hatch/image/mesh caches so the edit is visible. Returns `false` when no
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/// entity has that handle. This is the in-place counterpart to
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/// [`add_entity`](Self::add_entity) used to commit a plugin's edit of an
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/// existing entity.
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#[cfg_attr(target_arch = "wasm32", allow(dead_code))]
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pub fn update_entity(&mut self, mut entity: EntityType) -> bool {
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let handle = entity.common().handle;
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let Some(existing) = self.document.get_entity(handle) else {
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return false;
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};
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// The caller edited a snapshot copy; keep the live entity in its block.
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entity.common_mut().owner_handle = existing.common().owner_handle;
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// Replacing (or becoming) a block sentinel forces a full block-cache
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// rebuild. INSERT edits (including retargeting to another existing
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// definition) only change that top-level render handle.
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let affects_blocks = matches!(
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existing,
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EntityType::Block(_) | EntityType::BlockEnd(_)
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) || matches!(
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&entity,
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EntityType::Block(_) | EntityType::BlockEnd(_)
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);
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// A plugin edit may retarget the entity to a novel layer; register it
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// so the edited entity keeps that layer on save instead of collapsing
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// to layer 0 in the reopened file (#252).
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let new_layer = entity.common().layer.clone();
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let creates_layer = self.is_recording_undo()
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&& !new_layer.trim().is_empty()
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&& !self.document.layers.contains(&new_layer);
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self.ensure_layer(&new_layer);
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// Rebuild the derived-model seeds from the new entity (as add_entity).
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let hatch_seed = if let EntityType::Hatch(dxf) = &entity {
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let color = self.render_style(&entity).0;
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Self::hatch_model_from_dxf(dxf, color)
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} else if let EntityType::Solid(solid) = &entity {
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let color = self.render_style(&entity).0;
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Some(Self::solid_hatch_model(solid, color))
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} else {
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None
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};
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let image_seed = self.image_seed_for(&entity);
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let facet_res = self.document.header.facet_resolution;
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let isolines = self.document.header.isolines.max(0) as usize;
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let mesh_seed = if matches!(
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&entity,
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EntityType::Solid3D(_)
|
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| EntityType::Region(_)
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| EntityType::Body(_)
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| EntityType::Surface(_)
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| EntityType::Mesh(_)
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| EntityType::PolygonMesh(_)
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| EntityType::PolyfaceMesh(_)
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) {
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let color = self.render_style(&entity).0;
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crate::entities::solid3d::tessellate_volume(&entity, color, facet_res, isolines)
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.map(|m| offset_mesh_lod_set(m))
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} else {
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None
|
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};
|
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// Delta-undo: capture the entity's pre-edit image (before the slot is
|
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// overwritten) so an undo can restore it, and poison if this replace
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// also created a layer or crossed a block boundary.
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if self.is_recording_undo() {
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let before = self.document.get_entity_arc(handle);
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self.record_undo_before(handle, before);
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if creates_layer || affects_blocks {
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self.poison_undo_recording();
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}
|
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}
|
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|
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// Write the new entity into the live slot.
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let Some(slot) = self.document.get_entity_mut(handle) else {
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return false;
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};
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*slot = entity;
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self.invalidate_dependency_index();
|
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|
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// Drop stale derived caches for this handle, then reseed for the new
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// entity's type (which may differ from the old one).
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self.hatches.remove(&handle);
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self.images.remove(&handle);
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self.meshes.remove(&handle);
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self.solid_models.remove(&handle);
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if let Some(model) = hatch_seed {
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self.hatches.insert(handle, model);
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}
|
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if let Some(model) = image_seed {
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self.images.insert(handle, model);
|
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}
|
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if let Some(mut model) = mesh_seed {
|
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if let Some(entity) = self.document.get_entity(handle) {
|
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let color = self.render_style(entity).0;
|
||
let material =
|
||
crate::scene::model::material_model::resolve_material_with_base(
|
||
&self.document,
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||
entity,
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color,
|
||
None,
|
||
self.material_base_dir.as_deref(),
|
||
);
|
||
material.apply_to_with_face_overrides(
|
||
&mut model,
|
||
&self.document,
|
||
self.material_base_dir.as_deref(),
|
||
);
|
||
crate::scene::model::visual_style_model::apply_mesh_visual_style(
|
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&mut model,
|
||
&self.document,
|
||
entity,
|
||
);
|
||
}
|
||
self.meshes.insert(handle, model);
|
||
}
|
||
|
||
if affects_blocks {
|
||
self.mark_entity_dirty(handle);
|
||
self.bump_geometry();
|
||
} else {
|
||
// One entity changed in place: report just this handle so every
|
||
// derived cache patches it instead of rebuilding (bump_entities also
|
||
// drops it from the tessellation memos).
|
||
self.bump_entities(&[(handle, ChangeKind::Modified)]);
|
||
}
|
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true
|
||
}
|
||
|
||
/// Rebuild the per-entity derived caches (hatch fill / raster image / solid
|
||
/// mesh) for a single handle from whatever entity currently lives at it —
|
||
/// or drop them all if the handle is now absent. Mirrors the reseed block in
|
||
/// [`Scene::update_entity`]; used by delta-undo when it re-applies an
|
||
/// entity's before / after image so the fills and meshes follow.
|
||
pub(crate) fn reseed_derived_caches(&mut self, handle: Handle) {
|
||
let (hatch_seed, image_seed) = match self.document.get_entity(handle) {
|
||
None => (None, None),
|
||
Some(entity) => {
|
||
let hatch_seed = if let EntityType::Hatch(dxf) = entity {
|
||
let color = self.render_style(entity).0;
|
||
Self::hatch_model_from_dxf(dxf, color)
|
||
} else if let EntityType::Solid(solid) = entity {
|
||
let color = self.render_style(entity).0;
|
||
Some(Self::solid_hatch_model(solid, color))
|
||
} else {
|
||
None
|
||
};
|
||
let image_seed = self.image_seed_for(entity);
|
||
(hatch_seed, image_seed)
|
||
}
|
||
};
|
||
self.hatches.remove(&handle);
|
||
self.images.remove(&handle);
|
||
self.meshes.remove(&handle);
|
||
self.solid_models.remove(&handle);
|
||
if let Some(model) = hatch_seed {
|
||
self.hatches.insert(handle, model);
|
||
}
|
||
if let Some(model) = image_seed {
|
||
self.images.insert(handle, model);
|
||
}
|
||
self.refresh_meshes_for_handles(&[handle]);
|
||
}
|
||
|
||
/// Re-tessellate only the named ACIS entities. The former edit path
|
||
/// cleared and rebuilt every solid in the drawing when one selected solid
|
||
/// moved or was copied.
|
||
pub fn refresh_meshes_for_handles(&mut self, handles: &[Handle]) {
|
||
if handles.is_empty() {
|
||
return;
|
||
}
|
||
let mesh_entities: Vec<(Handle, std::sync::Arc<EntityType>)> = handles
|
||
.iter()
|
||
.filter_map(|&handle| {
|
||
let entity = self.document.get_entity_arc(handle)?;
|
||
matches!(
|
||
entity.as_ref(),
|
||
EntityType::Solid3D(_)
|
||
| EntityType::Region(_)
|
||
| EntityType::Body(_)
|
||
| EntityType::Surface(_)
|
||
| EntityType::Mesh(_)
|
||
| EntityType::PolygonMesh(_)
|
||
| EntityType::PolyfaceMesh(_)
|
||
)
|
||
.then_some((handle, entity))
|
||
})
|
||
.collect();
|
||
for handle in handles {
|
||
self.meshes.remove(handle);
|
||
self.block_meshes.remove(handle);
|
||
self.solid_models.remove(handle);
|
||
}
|
||
// The overwhelmingly common Undo/Redo target is 2-D geometry. Return
|
||
// before scanning every Layout object just to discover there is no mesh
|
||
// to rebuild.
|
||
if mesh_entities.is_empty() {
|
||
return;
|
||
}
|
||
let layout_blocks: std::collections::HashSet<Handle> = self
|
||
.document
|
||
.objects
|
||
.values()
|
||
.filter_map(|o| match o {
|
||
acadrust::objects::ObjectType::Layout(l) if !l.block_record.is_null() => {
|
||
Some(l.block_record)
|
||
}
|
||
_ => None,
|
||
})
|
||
.collect();
|
||
let entries: Vec<(Handle, std::sync::Arc<EntityType>, [f32; 4], bool)> =
|
||
mesh_entities
|
||
.into_iter()
|
||
.map(|(handle, entity)| {
|
||
let color = self.render_style(entity.as_ref()).0;
|
||
let top_level = layout_blocks.contains(&entity.common().owner_handle);
|
||
(handle, entity, color, top_level)
|
||
})
|
||
.collect();
|
||
let facet_res = self.document.header.facet_resolution;
|
||
let isolines = self.document.header.isolines.max(0) as usize;
|
||
use crate::par::prelude::*;
|
||
let built: Vec<(Handle, MeshLodSet, bool)> = entries
|
||
.into_par_iter()
|
||
.filter_map(|(handle, entity, color, top_level)| {
|
||
crate::entities::solid3d::tessellate_volume(
|
||
entity.as_ref(),
|
||
color,
|
||
facet_res,
|
||
isolines,
|
||
)
|
||
.map(|mut mesh| {
|
||
crate::scene::model::material_model::resolve_material_with_base(
|
||
&self.document,
|
||
entity.as_ref(),
|
||
color,
|
||
None,
|
||
self.material_base_dir.as_deref(),
|
||
)
|
||
.apply_to_with_face_overrides(
|
||
&mut mesh,
|
||
&self.document,
|
||
self.material_base_dir.as_deref(),
|
||
);
|
||
crate::scene::model::visual_style_model::apply_mesh_visual_style(
|
||
&mut mesh,
|
||
&self.document,
|
||
entity.as_ref(),
|
||
);
|
||
let mesh = if top_level {
|
||
offset_mesh_lod_set(mesh)
|
||
} else {
|
||
mesh
|
||
};
|
||
(handle, mesh, top_level)
|
||
})
|
||
})
|
||
.collect();
|
||
for (handle, mut mesh, top_level) in built {
|
||
if top_level {
|
||
self.meshes.insert(handle, mesh);
|
||
} else {
|
||
mesh.prepare_instance_source(handle);
|
||
self.block_meshes.insert(handle, mesh);
|
||
}
|
||
}
|
||
}
|
||
|
||
/// Returns the RGBA color for the given layer name.
|
||
pub fn layer_color(&self, layer: &str) -> [f32; 4] {
|
||
let layer_entry = self.document.layers.get(layer);
|
||
let color = layer_entry
|
||
.map(|l| &l.color)
|
||
.unwrap_or(&acadrust::types::Color::WHITE);
|
||
let [r, g, b, _] = crate::scene::convert::tess_util::aci_to_rgba(color);
|
||
let alpha = layer_entry
|
||
.map(|layer| 1.0 - layer.transparency.as_percent() as f32)
|
||
.unwrap_or(1.0);
|
||
[r, g, b, alpha]
|
||
}
|
||
|
||
pub fn custom_block_names(&self) -> Vec<String> {
|
||
self.document
|
||
.block_records
|
||
.iter()
|
||
.filter(|br| !br.is_standard() && !br.is_layout())
|
||
.map(|br| br.name.clone())
|
||
.collect()
|
||
}
|
||
|
||
pub fn create_block_from_entities(
|
||
&mut self,
|
||
handles: &[Handle],
|
||
name: &str,
|
||
world_to_block: &acadrust::types::Transform,
|
||
block_to_world: &acadrust::types::Transform,
|
||
) -> Result<Handle, String> {
|
||
let name = name.trim();
|
||
if name.is_empty() {
|
||
return Err("Block name cannot be empty.".into());
|
||
}
|
||
if name.starts_with('*') {
|
||
return Err("Block name cannot start with '*'.".into());
|
||
}
|
||
if self.document.block_records.get(name).is_some() {
|
||
return Err(format!("Block \"{name}\" already exists."));
|
||
}
|
||
|
||
let source_entities: Vec<_> = handles
|
||
.iter()
|
||
.filter_map(|&h| self.document.get_entity(h).cloned().map(|e| (h, e)))
|
||
.collect();
|
||
if source_entities.is_empty() {
|
||
return Err("No valid entities selected for block creation.".into());
|
||
}
|
||
|
||
let next = self.document.next_handle();
|
||
let br_handle = Handle::new(next);
|
||
let block_handle = Handle::new(next + 1);
|
||
let end_handle = Handle::new(next + 2);
|
||
|
||
let mut block_record = acadrust::tables::BlockRecord::new(name);
|
||
block_record.handle = br_handle;
|
||
block_record.block_entity_handle = block_handle;
|
||
block_record.block_end_handle = end_handle;
|
||
self.document
|
||
.block_records
|
||
.add(block_record)
|
||
.map_err(|e| e.to_string())?;
|
||
|
||
let mut block = Block::new(name, acadrust::types::Vector3::ZERO);
|
||
block.common.handle = block_handle;
|
||
block.common.owner_handle = br_handle;
|
||
self.document
|
||
.add_entity(EntityType::Block(block))
|
||
.map_err(|e| e.to_string())?;
|
||
|
||
let mut block_end = BlockEnd::new();
|
||
block_end.common.handle = end_handle;
|
||
block_end.common.owner_handle = br_handle;
|
||
self.document
|
||
.add_entity(EntityType::BlockEnd(block_end))
|
||
.map_err(|e| e.to_string())?;
|
||
|
||
let local = EntityTransform::Affine(*world_to_block);
|
||
for (old_handle, mut entity) in source_entities {
|
||
view::dispatch::apply_transform(&mut entity, &local);
|
||
entity = crate::modules::draw::modify::explode::normalize_entity_for_block(entity);
|
||
entity.common_mut().handle = Handle::NULL;
|
||
entity.common_mut().owner_handle = br_handle;
|
||
self.document
|
||
.add_entity(entity)
|
||
.map_err(|e| e.to_string())?;
|
||
self.erase_entities(&[old_handle]);
|
||
}
|
||
|
||
let mut insert = DxfInsert::new(name, acadrust::types::Vector3::ZERO);
|
||
acadrust::Entity::apply_transform(&mut insert, block_to_world);
|
||
Ok(self.add_entity(EntityType::Insert(insert)))
|
||
}
|
||
|
||
/// Define a new block named `name` from `entities` (owned, not yet in the
|
||
/// document), with `base` as its insertion origin. Unlike
|
||
/// [`create_block_from_entities`] this does NOT place an insert — the
|
||
/// caller starts an interactive insert so paste-as-block can prompt for the
|
||
/// drop point. The geometry comes from the clipboard rather than live
|
||
/// entities, so there is nothing to stage or erase. (#129)
|
||
pub fn define_block_from_owned_entities(
|
||
&mut self,
|
||
entities: Vec<EntityType>,
|
||
name: &str,
|
||
base: glam::DVec3,
|
||
) -> Result<Vec<Handle>, String> {
|
||
let name = name.trim();
|
||
if name.is_empty() {
|
||
return Err("Block name cannot be empty.".into());
|
||
}
|
||
if name.starts_with('*') {
|
||
return Err("Block name cannot start with '*'.".into());
|
||
}
|
||
if self.document.block_records.get(name).is_some() {
|
||
return Err(format!("Block \"{name}\" already exists."));
|
||
}
|
||
if entities.is_empty() {
|
||
return Err("Nothing to make into a block.".into());
|
||
}
|
||
|
||
let next = self.document.next_handle();
|
||
let br_handle = Handle::new(next);
|
||
let block_handle = Handle::new(next + 1);
|
||
let end_handle = Handle::new(next + 2);
|
||
|
||
let mut block_record = acadrust::tables::BlockRecord::new(name);
|
||
block_record.handle = br_handle;
|
||
block_record.block_entity_handle = block_handle;
|
||
block_record.block_end_handle = end_handle;
|
||
self.document
|
||
.block_records
|
||
.add(block_record)
|
||
.map_err(|e| e.to_string())?;
|
||
|
||
let mut block = Block::new(name, acadrust::types::Vector3::ZERO);
|
||
block.common.handle = block_handle;
|
||
block.common.owner_handle = br_handle;
|
||
self.document
|
||
.add_entity(EntityType::Block(block))
|
||
.map_err(|e| e.to_string())?;
|
||
|
||
let mut block_end = BlockEnd::new();
|
||
block_end.common.handle = end_handle;
|
||
block_end.common.owner_handle = br_handle;
|
||
self.document
|
||
.add_entity(EntityType::BlockEnd(block_end))
|
||
.map_err(|e| e.to_string())?;
|
||
|
||
let local = EntityTransform::Translate(-base);
|
||
let mut entity_handles = Vec::with_capacity(entities.len());
|
||
for mut entity in entities {
|
||
view::dispatch::apply_transform(&mut entity, &local);
|
||
entity = crate::modules::draw::modify::explode::normalize_entity_for_block(entity);
|
||
Self::reset_clone_subhandles(&mut self.document, &mut entity);
|
||
entity.common_mut().handle = Handle::NULL;
|
||
entity.common_mut().owner_handle = br_handle;
|
||
let handle = self
|
||
.document
|
||
.add_entity(entity)
|
||
.map_err(|e| e.to_string())?;
|
||
entity_handles.push(handle);
|
||
}
|
||
// Block defns don't render on their own, but the geometry cache must
|
||
// pick up the new definition so the interactive insert can preview it.
|
||
self.bump_geometry();
|
||
Ok(entity_handles)
|
||
}
|
||
|
||
/// Recreate a block definition verbatim — the entities are already in
|
||
/// block-local coordinates (unlike `define_block_from_owned_entities`,
|
||
/// which folds in a base offset). No-op if the block already exists.
|
||
/// Used when pasting an INSERT whose block this drawing lacks. (#135)
|
||
pub fn define_block_raw(
|
||
&mut self,
|
||
name: &str,
|
||
base_point: acadrust::types::Vector3,
|
||
entities: Vec<EntityType>,
|
||
) {
|
||
if name.is_empty() || self.document.block_records.get(name).is_some() {
|
||
return;
|
||
}
|
||
let next = self.document.next_handle();
|
||
let br_handle = Handle::new(next);
|
||
let block_handle = Handle::new(next + 1);
|
||
let end_handle = Handle::new(next + 2);
|
||
|
||
let mut block_record = acadrust::tables::BlockRecord::new(name);
|
||
block_record.handle = br_handle;
|
||
block_record.block_entity_handle = block_handle;
|
||
block_record.block_end_handle = end_handle;
|
||
if self.document.block_records.add(block_record).is_err() {
|
||
return;
|
||
}
|
||
|
||
let mut block = Block::new(name, base_point);
|
||
block.common.handle = block_handle;
|
||
block.common.owner_handle = br_handle;
|
||
let _ = self.document.add_entity(EntityType::Block(block));
|
||
|
||
let mut block_end = BlockEnd::new();
|
||
block_end.common.handle = end_handle;
|
||
block_end.common.owner_handle = br_handle;
|
||
let _ = self.document.add_entity(EntityType::BlockEnd(block_end));
|
||
|
||
for mut entity in entities {
|
||
Self::reset_clone_subhandles(&mut self.document, &mut entity);
|
||
entity.common_mut().handle = Handle::NULL;
|
||
entity.common_mut().owner_handle = br_handle;
|
||
let _ = self.document.add_entity(entity);
|
||
}
|
||
self.bump_geometry();
|
||
}
|
||
|
||
pub(super) fn synced_hatch_models(
|
||
&self,
|
||
target_block: Handle,
|
||
frozen: Option<&rustc_hash::FxHashSet<Handle>>,
|
||
annotation_scale_handle: Option<Handle>,
|
||
all_visible: bool,
|
||
viewport: Option<Handle>,
|
||
) -> Vec<HatchModel> {
|
||
let layer_hidden = |layer: &str| {
|
||
self.document
|
||
.layers
|
||
.get(layer)
|
||
.map(|l| l.flags.off || l.flags.frozen)
|
||
.unwrap_or(false)
|
||
};
|
||
|
||
// synced_hatch_models is cached on geometry_epoch and the GPU
|
||
// upload is keyed on geometry_epoch only (see render.rs — hatch
|
||
// buffers are "static"). Don't view-cull here; the per-frame
|
||
// skip flag in compute_hatch_lod handles frustum + sub-pixel
|
||
// culling at draw time, which keeps the GPU upload set stable
|
||
// across pan/zoom.
|
||
//
|
||
// Every content viewport supplies the block it renders. Do not depend
|
||
// on camera/frustum culling to separate paper and model coordinates:
|
||
// overlapping coordinates otherwise make foreign fills visible.
|
||
let hatch_bg = if self.current_layout != "Model" {
|
||
self.paper_bg_color
|
||
} else {
|
||
self.bg_color
|
||
};
|
||
let depth_map = self.draw_depth_map();
|
||
let mut models: Vec<HatchModel> = self
|
||
.hatches
|
||
.iter()
|
||
.filter(|(&handle, _)| {
|
||
let Some(entity) = self.document.get_entity(handle) else {
|
||
return true;
|
||
};
|
||
// SOLID already renders through its WCS-aware fill triangles.
|
||
// Its cached HatchModel is an XY-only plot fallback; sending
|
||
// that to the screen too adds a flattened, grip-less copy at
|
||
// z=0 for elevated or angled geometry (#617).
|
||
if matches!(entity, EntityType::Solid(_)) {
|
||
return false;
|
||
}
|
||
let c = entity.common();
|
||
if c.invisible
|
||
|| self.entity_temporarily_hidden(handle)
|
||
|| layer_hidden(&c.layer)
|
||
|| crate::scene::annotative::annotative_offscale_for(
|
||
&self.document,
|
||
c,
|
||
annotation_scale_handle,
|
||
all_visible,
|
||
)
|
||
{
|
||
return false;
|
||
}
|
||
// Per-viewport layer freeze: a content viewport that freezes
|
||
// this layer hides its fills too, not just its wires.
|
||
if self.layer_frozen_in(&c.layer, frozen) {
|
||
return false;
|
||
}
|
||
// Reject block-defn-only hatches (entities owned by a
|
||
// BLOCK record that's neither model nor a paper layout
|
||
// block) — the scene graph emits only their laid-out copies.
|
||
self.belongs_to_visible_block(handle, c.owner_handle, target_block)
|
||
})
|
||
.flat_map(|(&handle, model)| {
|
||
let contextual = self
|
||
.document
|
||
.get_entity(handle)
|
||
.map(|entity| {
|
||
crate::scene::annotative::entity_for_annotation_context(
|
||
&self.document,
|
||
entity,
|
||
annotation_scale_handle,
|
||
)
|
||
});
|
||
let entity = contextual.as_deref();
|
||
let mut m = match entity {
|
||
Some(EntityType::Hatch(dxf))
|
||
if crate::scene::annotative::active_object_context_for_scale(
|
||
&self.document,
|
||
handle,
|
||
annotation_scale_handle,
|
||
)
|
||
.is_some() =>
|
||
{
|
||
Self::hatch_model_from_dxf(dxf, model.color)
|
||
.unwrap_or_else(|| model.clone())
|
||
}
|
||
_ => model.clone(),
|
||
};
|
||
// Optional solid backdrop drawn behind the pattern/gradient when
|
||
// the hatch carries a HATCHBACKGROUNDCOLOR. Same draw_depth +
|
||
// emitted first so LessEqual layering keeps it underneath.
|
||
let mut backdrop: Option<HatchModel> = None;
|
||
if let Some(e) = entity {
|
||
let mut style = crate::scene::view::render::render_style_for_viewport(
|
||
&self.document,
|
||
e,
|
||
viewport,
|
||
);
|
||
style.0 = crate::scene::view::render::adapt_to_bg(style.0, hatch_bg);
|
||
m.aci = style.4;
|
||
m.line_weight_px = style.3;
|
||
// A gradient's colour is its first stop (already baked into
|
||
// the cached model); only solid / pattern fills take the
|
||
// entity's resolved colour.
|
||
if !matches!(m.pattern, model::hatch_model::HatchPattern::Gradient { .. }) {
|
||
m.color = style.0;
|
||
}
|
||
if let EntityType::Hatch(dxf) = e {
|
||
if let Some(bg) = crate::entities::hatch::background_color(dxf) {
|
||
let mut b = m.clone();
|
||
b.pattern = model::hatch_model::HatchPattern::Solid;
|
||
// ByLayer / ByBlock backgrounds resolve through the
|
||
// normal style chain instead of the raw ACI table
|
||
// (#415).
|
||
let (bg_color, bg_aci) = match bg {
|
||
acadrust::types::Color::ByLayer => {
|
||
let layer = self.document.layers.get(&dxf.common.layer);
|
||
let aci = layer
|
||
.and_then(|layer| match &layer.color {
|
||
acadrust::types::Color::Index(index) => Some(*index),
|
||
_ => None,
|
||
})
|
||
.unwrap_or(0);
|
||
(
|
||
crate::scene::view::render::layer_render_style_viewport(
|
||
&self.document,
|
||
&dxf.common.layer,
|
||
viewport,
|
||
)
|
||
.color,
|
||
aci,
|
||
)
|
||
}
|
||
acadrust::types::Color::ByBlock => (style.0, style.4),
|
||
acadrust::types::Color::Index(index) => (
|
||
crate::scene::convert::tess_util::aci_to_rgba(
|
||
&acadrust::types::Color::Index(index),
|
||
),
|
||
index,
|
||
),
|
||
other => (
|
||
crate::scene::convert::tess_util::aci_to_rgba(&other),
|
||
0,
|
||
),
|
||
};
|
||
b.color = bg_color;
|
||
b.aci = bg_aci;
|
||
b.name = "SOLID".into();
|
||
backdrop = Some(b);
|
||
}
|
||
match &mut m.pattern {
|
||
// Pattern built from the hatch's own stored lines is
|
||
// already final (scale 1 / angle 0) — don't re-apply
|
||
// pattern_scale/angle. Only the catalog-derived path
|
||
// (empty stored lines) needs the override.
|
||
model::hatch_model::HatchPattern::Pattern(_)
|
||
if dxf.pattern.lines.is_empty() =>
|
||
{
|
||
m.angle_offset = dxf.pattern_angle as f32;
|
||
m.scale = dxf.pattern_scale as f32;
|
||
}
|
||
model::hatch_model::HatchPattern::Gradient { angle_deg, .. } => {
|
||
*angle_deg = dxf.pattern_angle.to_degrees() as f32;
|
||
}
|
||
model::hatch_model::HatchPattern::Pattern(_)
|
||
| model::hatch_model::HatchPattern::Solid => {}
|
||
}
|
||
}
|
||
}
|
||
if self.selected.contains(&handle) {
|
||
m.color = [0.15, 0.55, 1.00, m.color[3]];
|
||
}
|
||
let d = depth_map.get(&handle.value()).map_or(0.0, |d| d[0]);
|
||
m.draw_depth = d;
|
||
if let Some(b) = &mut backdrop {
|
||
b.draw_depth = d;
|
||
}
|
||
backdrop.into_iter().chain(std::iter::once(m))
|
||
})
|
||
.collect();
|
||
|
||
// Background for adapting block-child hatch colours at the leaf (#221).
|
||
// Instanced/owned hatch leaves are produced by the shared scene graph.
|
||
models.extend(self.instanced_hatch_models(
|
||
target_block,
|
||
hatch_bg,
|
||
true,
|
||
frozen,
|
||
annotation_scale_handle,
|
||
all_visible,
|
||
viewport,
|
||
));
|
||
|
||
// Wide polyline bands remain on the wire path, including inside block
|
||
// instances; the graph does not reclassify them as hatch fills.
|
||
|
||
models
|
||
}
|
||
|
||
/// Materialize hatch leaves reached through visible scene containers in
|
||
/// `layout_block`, with transforms and inherited styles already resolved.
|
||
///
|
||
/// Shared by the on-screen hatch set (`synced_hatch_models`) and the
|
||
/// paper/export hatch set (`paper_canvas_hatches`) so a plot draws
|
||
/// block-internal hatches identically to the viewport.
|
||
///
|
||
/// `hatch_bg` adapts pure black/white leaf colours to the target
|
||
/// background; `tint_selected` re-colours fills of a selected INSERT
|
||
/// (screen highlight) and should be `false` for export.
|
||
pub(super) fn instanced_hatch_models(
|
||
&self,
|
||
layout_block: Handle,
|
||
hatch_bg: [f32; 4],
|
||
tint_selected: bool,
|
||
frozen: Option<&rustc_hash::FxHashSet<Handle>>,
|
||
annotation_scale_handle: Option<Handle>,
|
||
all_visible: bool,
|
||
viewport: Option<Handle>,
|
||
) -> Vec<HatchModel> {
|
||
self.instanced_hatch_models_filtered(
|
||
layout_block,
|
||
hatch_bg,
|
||
tint_selected,
|
||
frozen,
|
||
annotation_scale_handle,
|
||
all_visible,
|
||
viewport,
|
||
None,
|
||
false,
|
||
)
|
||
}
|
||
|
||
/// Build live hatch overlays for INSERT grip previews. The edited INSERT
|
||
/// is intentionally hidden from the resident scene while its current
|
||
/// document entity moves, so include that hidden target and reuse the full
|
||
/// block-expansion path for nested inserts, inherited styles and XCLIP.
|
||
pub(super) fn preview_insert_hatch_models(&self, handles: &[Handle]) -> Vec<HatchModel> {
|
||
let targets: rustc_hash::FxHashSet<Handle> = handles
|
||
.iter()
|
||
.copied()
|
||
.filter(|&handle| {
|
||
matches!(self.document.get_entity(handle), Some(EntityType::Insert(_)))
|
||
})
|
||
.collect();
|
||
if targets.is_empty() {
|
||
return Vec::new();
|
||
}
|
||
let hatch_bg = if self.current_layout != "Model" {
|
||
self.paper_bg_color
|
||
} else {
|
||
self.bg_color
|
||
};
|
||
let frozen: rustc_hash::FxHashSet<Handle> = self
|
||
.interaction_viewport_frozen_layers()
|
||
.into_iter()
|
||
.flatten()
|
||
.copied()
|
||
.collect();
|
||
self.instanced_hatch_models_filtered(
|
||
self.interaction_block_handle(),
|
||
hatch_bg,
|
||
true,
|
||
(!frozen.is_empty()).then_some(&frozen),
|
||
self.displayed_annotation_scale_handle(),
|
||
self.annotation_all_visible(),
|
||
self.active_viewport,
|
||
Some(&targets),
|
||
true,
|
||
)
|
||
}
|
||
|
||
fn instanced_hatch_models_filtered(
|
||
&self,
|
||
layout_block: Handle,
|
||
hatch_bg: [f32; 4],
|
||
tint_selected: bool,
|
||
frozen: Option<&rustc_hash::FxHashSet<Handle>>,
|
||
annotation_scale_handle: Option<Handle>,
|
||
all_visible: bool,
|
||
viewport: Option<Handle>,
|
||
targets: Option<&rustc_hash::FxHashSet<Handle>>,
|
||
include_preview_hidden: bool,
|
||
) -> Vec<HatchModel> {
|
||
let depth_map = self.draw_depth_map();
|
||
let graph = crate::scene::render_graph::RenderSceneGraph::new(
|
||
&self.document,
|
||
frozen,
|
||
annotation_scale_handle,
|
||
all_visible,
|
||
depth_map.as_ref(),
|
||
)
|
||
.with_viewport(viewport);
|
||
let mut hatch_block_memo = std::collections::HashMap::new();
|
||
let mut models = Vec::new();
|
||
graph.walk_root(
|
||
self.render_scene_root(layout_block),
|
||
|entity, context| {
|
||
if context.is_instanced() {
|
||
return true;
|
||
}
|
||
let common = entity.common();
|
||
if self.object_isolation.hides(common.handle)
|
||
|| (!include_preview_hidden
|
||
&& self.preview_hidden.contains(&common.handle))
|
||
{
|
||
return false;
|
||
}
|
||
if let Some(targets) = targets {
|
||
return matches!(entity, EntityType::Insert(_))
|
||
&& targets.contains(&common.handle);
|
||
}
|
||
match entity {
|
||
EntityType::Insert(insert) => {
|
||
crate::scene::render_graph::block_contains_hatch(
|
||
&self.document,
|
||
&insert.block_name,
|
||
&mut hatch_block_memo,
|
||
)
|
||
}
|
||
EntityType::Dimension(dimension) => {
|
||
let name = dimension.base().block_name.trim();
|
||
!name.is_empty()
|
||
&& crate::scene::render_graph::block_contains_hatch(
|
||
&self.document,
|
||
name,
|
||
&mut hatch_block_memo,
|
||
)
|
||
}
|
||
_ => true,
|
||
}
|
||
},
|
||
|entity, context| {
|
||
if !context.is_instanced() {
|
||
return;
|
||
}
|
||
let EntityType::Hatch(source_hatch) = entity else {
|
||
return;
|
||
};
|
||
let style = context.style_for(&self.document, entity);
|
||
let preserve_white_mask = source_hatch.is_solid
|
||
&& matches!(
|
||
source_hatch.common.color,
|
||
acadrust::types::Color::Index(7)
|
||
);
|
||
let color = if preserve_white_mask {
|
||
style.0
|
||
} else {
|
||
crate::scene::view::render::adapt_to_bg(style.0, hatch_bg)
|
||
};
|
||
|
||
let mut placed = EntityType::Hatch(source_hatch.clone());
|
||
placed.apply_transform(&context.transform);
|
||
let EntityType::Hatch(hatch) = placed else {
|
||
return;
|
||
};
|
||
let Some(mut model) = Self::hatch_model_from_dxf(&hatch, color) else {
|
||
return;
|
||
};
|
||
model.aci = style.4;
|
||
model.line_weight_px = style.3;
|
||
model.draw_depth =
|
||
context.draw_depth(source_hatch.common.handle, depth_map.as_ref());
|
||
for clip in &context.clips {
|
||
let clip: Vec<[f32; 2]> = clip
|
||
.iter()
|
||
.map(|point| [point[0] as f32, point[1] as f32])
|
||
.collect();
|
||
let clipped = pick::xclip::clip_hatch_boundary(
|
||
&model.boundary,
|
||
model.world_origin,
|
||
&clip,
|
||
);
|
||
if clipped.is_empty() {
|
||
return;
|
||
}
|
||
model.boundary = std::sync::Arc::new(clipped);
|
||
}
|
||
if tint_selected && self.selected.contains(&context.root_handle) {
|
||
model.color = [0.15, 0.55, 1.00, model.color[3]];
|
||
}
|
||
models.push(model);
|
||
},
|
||
);
|
||
models
|
||
}
|
||
|
||
/// Wipeout fill models — rendered in a separate pass AFTER wires so that
|
||
/// wipeouts correctly mask everything below them in the draw order.
|
||
pub(crate) fn wipeout_models(
|
||
&self,
|
||
target_block: Handle,
|
||
frozen: Option<&rustc_hash::FxHashSet<Handle>>,
|
||
annotation_scale_handle: Option<Handle>,
|
||
all_visible: bool,
|
||
) -> Vec<HatchModel> {
|
||
let bg_color = if self.current_layout != "Model" {
|
||
self.paper_bg_color
|
||
} else {
|
||
self.bg_color
|
||
};
|
||
self.wipeout_models_for_block_graph(
|
||
target_block,
|
||
frozen,
|
||
annotation_scale_handle,
|
||
all_visible,
|
||
bg_color,
|
||
false,
|
||
)
|
||
}
|
||
|
||
pub(super) fn wipeout_models_for_block_graph(
|
||
&self,
|
||
target_block: Handle,
|
||
frozen: Option<&rustc_hash::FxHashSet<Handle>>,
|
||
annotation_scale_handle: Option<Handle>,
|
||
all_visible: bool,
|
||
bg_color: [f32; 4],
|
||
tint_insert_selection: bool,
|
||
) -> Vec<HatchModel> {
|
||
let depth_map = self.draw_depth_map();
|
||
let graph = crate::scene::render_graph::RenderSceneGraph::new(
|
||
&self.document,
|
||
frozen,
|
||
annotation_scale_handle,
|
||
all_visible,
|
||
depth_map.as_ref(),
|
||
);
|
||
let mut models = Vec::new();
|
||
graph.walk_root(
|
||
self.render_scene_root(target_block),
|
||
|entity, context| {
|
||
context.is_instanced()
|
||
|| !self.entity_temporarily_hidden(entity.common().handle)
|
||
},
|
||
|entity, context| {
|
||
let EntityType::Wipeout(source) = entity else {
|
||
return;
|
||
};
|
||
let mut wipeout = source.clone();
|
||
if context.is_instanced() {
|
||
wipeout.insertion_point =
|
||
context.transform.apply(source.insertion_point);
|
||
wipeout.u_vector =
|
||
context.transform.apply_rotation(source.u_vector);
|
||
wipeout.v_vector =
|
||
context.transform.apply_rotation(source.v_vector);
|
||
}
|
||
let (world_origin, mut boundary) =
|
||
Self::wipeout_boundary_2d(&wipeout);
|
||
for clip in &context.clips {
|
||
let clip: Vec<[f32; 2]> = clip
|
||
.iter()
|
||
.map(|point| [point[0] as f32, point[1] as f32])
|
||
.collect();
|
||
boundary = pick::xclip::clip_hatch_boundary(
|
||
&boundary,
|
||
world_origin,
|
||
&clip,
|
||
);
|
||
}
|
||
if boundary.len() < 3 {
|
||
return;
|
||
}
|
||
let selection_handle =
|
||
if tint_insert_selection && context.is_instanced() {
|
||
context.root_handle
|
||
} else {
|
||
source.common.handle
|
||
};
|
||
let color = if self.selected.contains(&selection_handle) {
|
||
[0.15, 0.55, 1.00, 0.35]
|
||
} else {
|
||
bg_color
|
||
};
|
||
models.push(HatchModel {
|
||
boundary: Arc::new(boundary),
|
||
boundary_wcs: None,
|
||
pattern: model::hatch_model::HatchPattern::Solid,
|
||
name: "WIPEOUT_FILL".into(),
|
||
color,
|
||
aci: 0,
|
||
line_weight_px: 1.0,
|
||
angle_offset: 0.0,
|
||
scale: 1.0,
|
||
world_origin,
|
||
draw_depth: context
|
||
.draw_depth(source.common.handle, depth_map.as_ref()),
|
||
});
|
||
},
|
||
);
|
||
models
|
||
}
|
||
|
||
/// Compute the 2D (XY) boundary polygon for a Wipeout entity.
|
||
/// Wipeout fill boundary as small f32 offsets from the returned world_origin
|
||
/// (the insertion point, kept in f64).
|
||
pub(super) fn wipeout_boundary_2d(
|
||
wo: &acadrust::entities::Wipeout,
|
||
) -> ([f64; 2], Vec<[f32; 2]>) {
|
||
use acadrust::entities::WipeoutClipType;
|
||
|
||
let origin = [wo.insertion_point.x, wo.insertion_point.y];
|
||
|
||
let is_polygon = wo.clipping_enabled
|
||
&& wo.clip_boundary_vertices.len() >= 3
|
||
&& matches!(wo.clip_type, WipeoutClipType::Polygonal);
|
||
|
||
if is_polygon {
|
||
// DXF clip vertices live in image-pixel space, centred on the
|
||
// image (range −size/2 … +size/2). Image-bottom-left → insertion,
|
||
// image-y-axis points DOWN (per the DXF "v_vector points down the
|
||
// image" convention), so map:
|
||
// x_off = (clip.x + size.x/2) × u_vec
|
||
// y_off = (size.y/2 − clip.y) × v_vec ← y flipped
|
||
// Offsets are relative to `origin` (the insertion point).
|
||
let cx_of = |v: &acadrust::types::Vector2| v.x + wo.size.x * 0.5;
|
||
let cy_of = |v: &acadrust::types::Vector2| wo.size.y * 0.5 - v.y;
|
||
let mut poly: Vec<[f32; 2]> = wo
|
||
.clip_boundary_vertices
|
||
.iter()
|
||
.map(|v| {
|
||
let cx = cx_of(v);
|
||
let cy = cy_of(v);
|
||
let wx = (wo.u_vector.x * cx + wo.v_vector.x * cy) as f32;
|
||
let wy = (wo.u_vector.y * cx + wo.v_vector.y * cy) as f32;
|
||
[wx, wy]
|
||
})
|
||
.collect();
|
||
// Close the loop: the GPU `in_polygon` ray-cast walks
|
||
// sequential pairs and doesn't wrap, so without an explicit
|
||
// closing vertex the last edge (vN-1 → v0) is never tested and
|
||
// the fill bleeds far past the boundary.
|
||
if let Some(&first) = poly.first() {
|
||
if poly.last() != Some(&first) {
|
||
poly.push(first);
|
||
}
|
||
}
|
||
(origin, poly)
|
||
} else {
|
||
// Rectangular boundary from 4 corners, as offsets from `origin`.
|
||
let ux = (wo.u_vector.x * wo.size.x) as f32;
|
||
let uy = (wo.u_vector.y * wo.size.x) as f32;
|
||
let vx = (wo.v_vector.x * wo.size.y) as f32;
|
||
let vy = (wo.v_vector.y * wo.size.y) as f32;
|
||
// Close the loop (repeat corner 0): the GPU `in_polygon` ray-cast
|
||
// walks sequential vertex pairs and never wraps last→first, so an
|
||
// unclosed quad leaves the v3→v0 edge untested and the solid mask
|
||
// bleeds past the boundary — same reason the polygon branch closes.
|
||
(
|
||
origin,
|
||
vec![
|
||
[0.0, 0.0],
|
||
[ux, uy],
|
||
[ux + vx, uy + vy],
|
||
[vx, vy],
|
||
[0.0, 0.0],
|
||
],
|
||
)
|
||
}
|
||
}
|
||
|
||
pub(crate) fn hatch_model_from_dxf(
|
||
dxf: &DxfHatch,
|
||
color: [f32; 4],
|
||
) -> Option<HatchModel> {
|
||
let normal = (dxf.normal.x, dxf.normal.y, dxf.normal.z);
|
||
// Build the boundary in f64 first so the precision-preserving
|
||
// origin computation below sees full WCS precision. We only cast
|
||
// to f32 once at the end, after subtracting the AABB centre, so
|
||
// the stored offsets are small-magnitude with high f32 precision
|
||
// even on large UTM-scale drawings.
|
||
let to_xy = |x: f64, y: f64| -> [f64; 2] {
|
||
let (wx, wy, _) =
|
||
crate::scene::view::transform::ocs_point_to_wcs((x, y, dxf.elevation), normal);
|
||
[wx, wy]
|
||
};
|
||
if dxf.paths.is_empty() {
|
||
return None;
|
||
}
|
||
|
||
let mut boundary: Vec<[f64; 2]> = Vec::new();
|
||
|
||
for path in &dxf.paths {
|
||
// Skip TEXTBOX boundary paths (flag bit 3). These are text
|
||
// derived bounding boxes used for island detection; they are
|
||
// never drawn or filled. Treating one as a fill boundary paints its
|
||
// rectangle solid and creates a phantom bar.
|
||
if path.flags.bits() & 8 != 0 {
|
||
continue;
|
||
}
|
||
let before_path = boundary.len();
|
||
if !boundary.is_empty() {
|
||
boundary.push([f64::NAN, f64::NAN]);
|
||
}
|
||
let path_start = boundary.len();
|
||
|
||
let mut edge_polys: Vec<Vec<[f64; 2]>> = Vec::new();
|
||
for edge in &path.edges {
|
||
match edge {
|
||
BoundaryEdge::Polyline(poly) => {
|
||
let verts = &poly.vertices;
|
||
let count = verts.len();
|
||
if count == 0 {
|
||
continue;
|
||
}
|
||
let seg_count = if poly.is_closed {
|
||
count
|
||
} else {
|
||
count.saturating_sub(1)
|
||
};
|
||
for i in 0..seg_count {
|
||
let v0 = &verts[i];
|
||
let v1 = &verts[(i + 1) % count];
|
||
let bulge = v0.z;
|
||
// Tess in f64 to preserve ~1 cm precision at
|
||
// UTM-scale WCS (the f32 path used to produce
|
||
// visibly wavy hatch arcs at 1e5+ magnitude).
|
||
let arc = if bulge.abs() < 1e-9 {
|
||
None
|
||
} else {
|
||
crate::entities::common::BulgeArc::from_bulge(
|
||
[v0.x, v0.y],
|
||
[v1.x, v1.y],
|
||
bulge,
|
||
)
|
||
};
|
||
let Some(arc) = arc else {
|
||
boundary.push(to_xy(v0.x, v0.y));
|
||
continue;
|
||
};
|
||
let segs = convert::tess_util::arc_segments(
|
||
arc.radius,
|
||
arc.sweep.abs(),
|
||
convert::tess_util::fill_chord_tol(arc.radius),
|
||
);
|
||
for j in 0..segs {
|
||
let s = arc.sample(j as f64 / segs as f64);
|
||
boundary.push(to_xy(s[0], s[1]));
|
||
}
|
||
}
|
||
if poly.is_closed {
|
||
if let Some(&first) = boundary.get(path_start) {
|
||
boundary.push(first);
|
||
}
|
||
}
|
||
}
|
||
BoundaryEdge::Line(line) => {
|
||
edge_polys.push(vec![
|
||
to_xy(line.start.x, line.start.y),
|
||
to_xy(line.end.x, line.end.y),
|
||
]);
|
||
}
|
||
BoundaryEdge::CircularArc(arc) => {
|
||
let (sa, span) = convert::tess_util::arc_signed_span(
|
||
arc.start_angle,
|
||
arc.end_angle,
|
||
arc.counter_clockwise,
|
||
);
|
||
let segs = convert::tess_util::arc_segments(
|
||
arc.radius,
|
||
span.abs(),
|
||
convert::tess_util::fill_chord_tol(arc.radius),
|
||
);
|
||
let mut pts = Vec::with_capacity(segs as usize + 1);
|
||
for i in 0..=segs {
|
||
let t = sa + span * (i as f64 / segs as f64);
|
||
pts.push(to_xy(
|
||
arc.center.x + arc.radius * t.cos(),
|
||
arc.center.y + arc.radius * t.sin(),
|
||
));
|
||
}
|
||
edge_polys.push(pts);
|
||
}
|
||
BoundaryEdge::EllipticArc(ell) => {
|
||
let r_maj = (ell.major_axis_endpoint.x * ell.major_axis_endpoint.x
|
||
+ ell.major_axis_endpoint.y * ell.major_axis_endpoint.y)
|
||
.sqrt();
|
||
let r_min = r_maj * ell.minor_axis_ratio;
|
||
let rot = ell
|
||
.major_axis_endpoint
|
||
.y
|
||
.atan2(ell.major_axis_endpoint.x);
|
||
let (sa, span) = convert::tess_util::arc_signed_span(
|
||
ell.start_angle,
|
||
ell.end_angle,
|
||
ell.counter_clockwise,
|
||
);
|
||
let segs = convert::tess_util::arc_segments(
|
||
r_maj,
|
||
span.abs(),
|
||
convert::tess_util::fill_chord_tol(r_maj),
|
||
);
|
||
let (cr, sr) = (rot.cos(), rot.sin());
|
||
let mut pts = Vec::with_capacity(segs as usize + 1);
|
||
for i in 0..=segs {
|
||
let t = sa + span * (i as f64 / segs as f64);
|
||
let lx = r_maj * t.cos();
|
||
let ly = r_min * t.sin();
|
||
pts.push(to_xy(
|
||
ell.center.x + lx * cr - ly * sr,
|
||
ell.center.y + lx * sr + ly * cr,
|
||
));
|
||
}
|
||
edge_polys.push(pts);
|
||
}
|
||
BoundaryEdge::Spline(spline) => {
|
||
// DXF spline control_points pack (x, y, weight) into
|
||
// a Vector3 — the z field is the rational weight, NOT
|
||
// a Z coordinate. The legacy code dropped weight and
|
||
// sampled with a fixed 16 segments; both bugs
|
||
// produced visibly wrong fill regions for spline-
|
||
// bounded hatches (especially block-internal ones,
|
||
// where boundaries are often spline curves with
|
||
// rational weights and short cubic segments).
|
||
//
|
||
// Build a NurbsCurve when `rational`, otherwise a
|
||
// plain BSplineCurve, and sample adaptively via
|
||
// truck's `parameter_division` at the same chord
|
||
// tolerance the fill polygon uses for arcs.
|
||
let degree = spline.degree.max(0) as usize;
|
||
let knot_vec = if !spline.knots.is_empty() {
|
||
KnotVec::from(spline.knots.clone())
|
||
} else if spline.control_points.len() >= degree + 1 {
|
||
KnotVec::uniform_knot(degree, spline.control_points.len() - 1)
|
||
} else {
|
||
KnotVec::from(vec![])
|
||
};
|
||
let knot_ok = spline.control_points.len() >= 2
|
||
&& degree >= 1
|
||
&& knot_vec.len() == spline.control_points.len() + degree + 1;
|
||
|
||
// Rough chord-tolerance: 0.1% of the control-poly
|
||
// diagonal so adaptive sampling produces enough
|
||
// points to follow the curve without exploding on
|
||
// huge splines.
|
||
let (mut sp_min_x, mut sp_min_y) = (f64::INFINITY, f64::INFINITY);
|
||
let (mut sp_max_x, mut sp_max_y) = (f64::NEG_INFINITY, f64::NEG_INFINITY);
|
||
for cp in &spline.control_points {
|
||
sp_min_x = sp_min_x.min(cp.x);
|
||
sp_min_y = sp_min_y.min(cp.y);
|
||
sp_max_x = sp_max_x.max(cp.x);
|
||
sp_max_y = sp_max_y.max(cp.y);
|
||
}
|
||
let diag = ((sp_max_x - sp_min_x).powi(2)
|
||
+ (sp_max_y - sp_min_y).powi(2))
|
||
.sqrt();
|
||
let tol = convert::tess_util::fill_chord_tol(diag.max(1.0));
|
||
|
||
let mut epts: Vec<[f64; 2]> = Vec::new();
|
||
let mut sampled = false;
|
||
if knot_ok {
|
||
if spline.rational {
|
||
// NURBS: pack (x, y, 0, w) into Vector4.
|
||
let cps: Vec<Vector4> = spline
|
||
.control_points
|
||
.iter()
|
||
.map(|p| {
|
||
let w = if p.z.abs() > 1e-12 { p.z } else { 1.0 };
|
||
Vector4::new(p.x * w, p.y * w, 0.0, w)
|
||
})
|
||
.collect();
|
||
let bspl = TruckBSpline::new(knot_vec.clone(), cps);
|
||
let curve = NurbsCurve::new(bspl);
|
||
let (t0, t1) = curve.range_tuple();
|
||
let (_, pts) = curve.parameter_division((t0, t1), tol);
|
||
for p in pts {
|
||
epts.push(to_xy(p.x, p.y));
|
||
}
|
||
sampled = true;
|
||
} else {
|
||
let cps: Vec<Point3> = spline
|
||
.control_points
|
||
.iter()
|
||
.map(|p| Point3::new(p.x, p.y, 0.0))
|
||
.collect();
|
||
let bspl = TruckBSpline::new(knot_vec, cps);
|
||
let (t0, t1) = bspl.range_tuple();
|
||
let (_, pts) = bspl.parameter_division((t0, t1), tol);
|
||
for p in pts {
|
||
epts.push(to_xy(p.x, p.y));
|
||
}
|
||
sampled = true;
|
||
}
|
||
}
|
||
if !sampled {
|
||
// Fallback: prefer fit_points (which lie on the
|
||
// curve) over control_points (which usually
|
||
// don't). A control-point polyline would draw
|
||
// the convex-hull silhouette — visibly wrong.
|
||
let pts: &[_] = if !spline.fit_points.is_empty() {
|
||
&spline.fit_points
|
||
} else {
|
||
&[]
|
||
};
|
||
if !pts.is_empty() {
|
||
for p in pts {
|
||
epts.push(to_xy(p.x, p.y));
|
||
}
|
||
} else {
|
||
for cp in &spline.control_points {
|
||
epts.push(to_xy(cp.x, cp.y));
|
||
}
|
||
}
|
||
}
|
||
edge_polys.push(epts);
|
||
}
|
||
}
|
||
}
|
||
boundary.extend(chain_path_edges(edge_polys));
|
||
|
||
if boundary.len() == path_start {
|
||
boundary.truncate(before_path);
|
||
continue;
|
||
}
|
||
if boundary.len() >= path_start + 3 {
|
||
let first = boundary[path_start];
|
||
let last = *boundary.last().unwrap();
|
||
if (first[0] - last[0]).abs() > 1e-5 || (first[1] - last[1]).abs() > 1e-5 {
|
||
boundary.push(first);
|
||
}
|
||
}
|
||
}
|
||
|
||
if boundary.is_empty() {
|
||
return None;
|
||
}
|
||
// The batched hatch renderer keeps boundaries in a GPU storage
|
||
// buffer (no fixed length), so a hatch with many island loops must
|
||
// retain *every* loop or even-odd island detection breaks. The old
|
||
// flat `truncate(1024)` cut complex multi-loop hatches mid-boundary:
|
||
// trailing islands were dropped and the final partial loop was left
|
||
// open, flipping the even-odd parity so the fill bled across the
|
||
// rest of the shape. Only guard against pathological vertex counts,
|
||
// and when trimming, cut at a whole-loop (NaN sentinel) boundary so
|
||
// no sub-loop is ever left open. (#148)
|
||
const MAX_HATCH_MODEL_VERTS: usize = 16_384;
|
||
if boundary.len() > MAX_HATCH_MODEL_VERTS {
|
||
// Drop only whole trailing loops: cut at the last NaN sentinel
|
||
// at/before the cap. If the first loop alone exceeds the cap,
|
||
// keep it whole rather than leaving it open.
|
||
let cut = boundary[..MAX_HATCH_MODEL_VERTS]
|
||
.iter()
|
||
.rposition(|&[x, y]| x.is_nan() || y.is_nan())
|
||
.unwrap_or(boundary.len());
|
||
boundary.truncate(cut);
|
||
}
|
||
|
||
// When the HATCH carries its own resolved pattern-line geometry
|
||
// (angle + world-unit offset, exactly as the DWG stores it), use THAT
|
||
// instead of re-deriving spacing from the name-matched catalog entry
|
||
// × pattern_scale. The catalog's base spacing (e.g. metric acadiso
|
||
// ANSI31 = 3.175) rarely matches what the drawing was authored against
|
||
// (imperial 0.125), so the catalog path rendered lines up to ~25×
|
||
// (= inch→mm) too coarse — a dense fill collapsed to a few stray
|
||
// lines. The stored offset is the authoritative world-unit spacing, so
|
||
// the resulting families are already final: no pattern_scale / angle
|
||
// is re-applied (see `prebaked` below and the HatchModel fields).
|
||
let prebaked = !dxf.is_solid
|
||
&& !dxf.gradient_color.is_enabled()
|
||
&& !dxf.pattern.lines.is_empty();
|
||
|
||
// The gradient's first stop is the fill's start colour (not the
|
||
// entity colour); capture it so the HatchModel draws stop-0 → stop-1.
|
||
let mut gradient_color1: Option<[f32; 4]> = None;
|
||
let mut pattern = if dxf.gradient_color.is_enabled() {
|
||
let stop = |i: usize| {
|
||
dxf.gradient_color.colors.get(i).and_then(|e| e.color.rgb()).map(
|
||
|(r, g, b)| [r as f32 / 255.0, g as f32 / 255.0, b as f32 / 255.0, 1.0],
|
||
)
|
||
};
|
||
gradient_color1 = stop(0);
|
||
let color2 = stop(1).unwrap_or(color);
|
||
let angle_deg = dxf.pattern_angle.to_degrees() as f32;
|
||
let (kind, invert) =
|
||
model::hatch_model::GradientKind::from_name(&dxf.gradient_color.name);
|
||
model::hatch_model::HatchPattern::Gradient {
|
||
angle_deg,
|
||
color2,
|
||
kind,
|
||
invert,
|
||
}
|
||
} else if dxf.is_solid {
|
||
model::hatch_model::HatchPattern::Solid
|
||
} else if prebaked {
|
||
model::hatch_model::HatchPattern::Pattern(
|
||
dxf.pattern.lines.iter().map(family_from_stored_line).collect(),
|
||
)
|
||
} else {
|
||
let pat_name = &dxf.pattern.name;
|
||
if let Some(entry) = crate::scene::model::hatch_patterns::find(pat_name) {
|
||
entry.gpu.clone()
|
||
} else if matches!(
|
||
dxf.pattern_type,
|
||
acadrust::entities::hatch::HatchPatternType::UserDefined
|
||
) {
|
||
// User-defined hatch: parallel lines at `pattern_angle`, spaced
|
||
// `pattern_scale` apart, plus a perpendicular set when
|
||
// `is_double`. Its name ("_USER") is not a catalog pattern.
|
||
// Build BASE families (angle 0, and 90 for the cross set) with
|
||
// unit perpendicular spacing; the HatchModel's angle_offset
|
||
// (= pattern_angle) and scale (= pattern_scale) below rotate and
|
||
// space them — exactly as a predefined .PAT pattern is applied —
|
||
// so the angle/scale is applied once, not doubled. Replaces the
|
||
// old fallback that forced every user-defined hatch to flat
|
||
// horizontal lines at the wrong spacing (#278).
|
||
let fam = |angle_deg: f32| model::hatch_model::PatFamily {
|
||
angle_deg,
|
||
x0: 0.0,
|
||
y0: 0.0,
|
||
dx: 0.0,
|
||
dy: 1.0,
|
||
dashes: vec![],
|
||
};
|
||
let mut fams = vec![fam(0.0)];
|
||
if dxf.is_double {
|
||
fams.push(fam(90.0));
|
||
}
|
||
model::hatch_model::HatchPattern::Pattern(fams)
|
||
} else {
|
||
model::hatch_model::HatchPattern::Pattern(vec![model::hatch_model::PatFamily {
|
||
angle_deg: 0.0,
|
||
x0: 0.0,
|
||
y0: 0.0,
|
||
dx: 0.0,
|
||
dy: 5.0 * dxf.pattern_scale as f32,
|
||
dashes: vec![],
|
||
}])
|
||
}
|
||
};
|
||
|
||
let name = if dxf.gradient_color.is_enabled() {
|
||
dxf.gradient_color.name.clone()
|
||
} else if dxf.is_solid {
|
||
"SOLID".into()
|
||
} else {
|
||
dxf.pattern.name.clone()
|
||
};
|
||
|
||
// Precision-preserving cast f64 → f32: pick an `world_origin`
|
||
// anchor (boundary AABB centre in f64) and store every vertex
|
||
// as a small f32 offset from it. NaN separators are preserved
|
||
// so the in_polygon ray-cast still sees the path breaks.
|
||
let mut min_x = f64::INFINITY;
|
||
let mut min_y = f64::INFINITY;
|
||
let mut max_x = f64::NEG_INFINITY;
|
||
let mut max_y = f64::NEG_INFINITY;
|
||
for &[x, y] in &boundary {
|
||
if x.is_finite() && y.is_finite() {
|
||
if x < min_x { min_x = x; }
|
||
if y < min_y { min_y = y; }
|
||
if x > max_x { max_x = x; }
|
||
if y > max_y { max_y = y; }
|
||
}
|
||
}
|
||
let world_origin = if min_x.is_finite() && min_y.is_finite() {
|
||
[(min_x + max_x) * 0.5, (min_y + max_y) * 0.5]
|
||
} else {
|
||
[0.0, 0.0]
|
||
};
|
||
|
||
// Anchor the prebaked families near the geometry, tracking the pattern
|
||
// origin. The DWG base points sit at the pattern's *authored* origin,
|
||
// which on a UTM drawing can be ~1e6 units from the hatch. Handing the
|
||
// shader `base - world_origin` (~1e6) is wrong two ways: it consumes
|
||
// `x0/y0` as f32 (so ~0.5 m quantization shreds the phase — boundaries
|
||
// are unaffected, they ride the double-single relative-to-eye path), AND
|
||
// it evaluates the pattern that far from its origin. Multi-family
|
||
// aggregate patterns (AR-CONC, AR-SAND, GRAVEL, …) are effectively
|
||
// quasi-periodic: their families only cohere into the intended
|
||
// stones/grains near their shared origin and dissolve into scattered
|
||
// dashes at large offsets.
|
||
//
|
||
// So fold the origin's offset from `world_origin` down to a small,
|
||
// coherence-safe remainder on a grid of `spacing * 64` (many multiples
|
||
// of the pattern spacing — well inside the coherence range yet far
|
||
// larger than any realistic grip drag). Applying ONE common fold (from
|
||
// the reference line) preserves each family's relative phase, which is
|
||
// what forms the stones. Because the origin grip / Origin X/Y edit
|
||
// shifts every base point by the same delta, the sub-grid remainder
|
||
// tracks that delta 1:1, so the grip still moves the fill; a grid
|
||
// crossing (a whole `spacing * 64` drag) is never hit in practice.
|
||
if prebaked {
|
||
if let model::hatch_model::HatchPattern::Pattern(fams) = &mut pattern {
|
||
if let Some(rb) = dxf.pattern.lines.first().map(|l| l.base_point) {
|
||
let spacing = dxf
|
||
.pattern
|
||
.lines
|
||
.iter()
|
||
.map(|l| l.offset.length())
|
||
.fold(0.0_f64, f64::max)
|
||
.max(1e-6);
|
||
let cell = spacing * 64.0;
|
||
let fold = |v: f64, o: f64| -> f64 {
|
||
let d = v - o;
|
||
d - (d / cell).round() * cell
|
||
};
|
||
let ox = fold(rb.x, world_origin[0]);
|
||
let oy = fold(rb.y, world_origin[1]);
|
||
for (fam, ln) in fams.iter_mut().zip(dxf.pattern.lines.iter()) {
|
||
fam.x0 = (ln.base_point.x - rb.x + ox) as f32;
|
||
fam.y0 = (ln.base_point.y - rb.y + oy) as f32;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
let boundary_f32: Vec<[f32; 2]> = boundary
|
||
.iter()
|
||
.map(|&[x, y]| {
|
||
if x.is_finite() && y.is_finite() {
|
||
[(x - world_origin[0]) as f32, (y - world_origin[1]) as f32]
|
||
} else {
|
||
[f32::NAN, f32::NAN]
|
||
}
|
||
})
|
||
.collect();
|
||
|
||
Some(HatchModel {
|
||
boundary: std::sync::Arc::new(boundary_f32),
|
||
boundary_wcs: None,
|
||
pattern,
|
||
name,
|
||
// A gradient starts from its first stop; other fills use the
|
||
// entity colour.
|
||
color: gradient_color1.unwrap_or(color),
|
||
aci: 0,
|
||
line_weight_px: 1.0,
|
||
angle_offset: if prebaked { 0.0 } else { dxf.pattern_angle as f32 },
|
||
scale: if prebaked { 1.0 } else { dxf.pattern_scale as f32 },
|
||
world_origin,
|
||
draw_depth: 0.0,
|
||
})
|
||
}
|
||
|
||
/// Decode and cache all RasterImage entities from the current document.
|
||
/// Silently skips images whose files cannot be read.
|
||
pub fn populate_images_from_document(&mut self) {
|
||
self.populate_images_from_document_unbumped();
|
||
self.bump_geometry();
|
||
}
|
||
|
||
fn populate_images_from_document_unbumped(&mut self) {
|
||
self.images.clear();
|
||
let entries: Vec<(Handle, acadrust::entities::RasterImage)> = self
|
||
.document
|
||
.entities()
|
||
.filter_map(|e| {
|
||
if let EntityType::RasterImage(img) = e {
|
||
Some((img.common.handle, img.clone()))
|
||
} else {
|
||
None
|
||
}
|
||
})
|
||
.collect();
|
||
for (handle, img) in entries {
|
||
if let Some(model) = ImageModel::from_raster_image(&img) {
|
||
self.images.insert(handle, model);
|
||
}
|
||
}
|
||
}
|
||
|
||
/// Rebuild the cached fill model (hatch / DXF SOLID) for `handle` after
|
||
/// its document entity was edited in place. The fill models are prebuilt
|
||
/// at load, so a pattern-scale / background / boundary edit stays
|
||
/// invisible until the cached model is refreshed (#415).
|
||
pub fn refresh_fill_model(&mut self, handle: Handle) {
|
||
let contextual = self
|
||
.document
|
||
.get_entity(handle)
|
||
.map(|entity| {
|
||
crate::scene::annotative::entity_for_annotation_context(
|
||
&self.document,
|
||
entity,
|
||
self.displayed_annotation_scale_handle(),
|
||
)
|
||
});
|
||
let new_model = match contextual.as_deref() {
|
||
Some(EntityType::Hatch(dxf)) => {
|
||
let color = convert::tess_util::aci_to_rgba(&dxf.common.color);
|
||
Self::hatch_model_from_dxf(dxf, color)
|
||
}
|
||
Some(EntityType::Solid(s)) => {
|
||
let color = convert::tess_util::aci_to_rgba(&s.common.color);
|
||
Some(Self::solid_hatch_model(s, color))
|
||
}
|
||
_ => None,
|
||
};
|
||
if let Some(model) = new_model {
|
||
self.hatches.insert(handle, model);
|
||
}
|
||
}
|
||
|
||
pub fn populate_hatches_from_document(&mut self) {
|
||
self.populate_hatches_from_document_unbumped();
|
||
self.bump_geometry();
|
||
}
|
||
|
||
fn populate_hatches_from_document_unbumped(&mut self) {
|
||
self.hatches.clear();
|
||
|
||
let entries: Vec<(Handle, EntityType)> = self
|
||
.document
|
||
.entities()
|
||
.filter_map(|e| match e {
|
||
EntityType::Hatch(h) => Some((
|
||
h.common.handle,
|
||
crate::scene::annotative::entity_for_annotation_context(
|
||
&self.document,
|
||
e,
|
||
self.displayed_annotation_scale_handle(),
|
||
)
|
||
.into_owned(),
|
||
)),
|
||
EntityType::Solid(s) => Some((s.common.handle, e.clone())),
|
||
_ => None,
|
||
})
|
||
.collect();
|
||
|
||
use crate::par::prelude::*;
|
||
self.hatches = entries
|
||
.into_par_iter()
|
||
.filter_map(|(handle, kind)| {
|
||
// Paper-space entities live in sheet coordinates — world_offset must not
|
||
let model = match &kind {
|
||
EntityType::Hatch(dxf) => {
|
||
let color = convert::tess_util::aci_to_rgba(&dxf.common.color);
|
||
Self::hatch_model_from_dxf(dxf, color)
|
||
}
|
||
EntityType::Solid(solid) => {
|
||
let color = convert::tess_util::aci_to_rgba(&solid.common.color);
|
||
Some(Self::solid_hatch_model(solid, color))
|
||
}
|
||
_ => None,
|
||
};
|
||
model.map(|m| (handle, m))
|
||
})
|
||
.collect();
|
||
}
|
||
|
||
/// Tessellate all `Solid3D` entities in the current document into
|
||
/// GPU-ready `MeshModel`s and store them in `self.meshes`.
|
||
///
|
||
/// Called after loading a document or after undo/redo so that every
|
||
/// `Solid3D` entity is represented in the mesh cache.
|
||
/// ImageModel for an edited image-bearing entity (RasterImage, or a PDF
|
||
/// UNDERLAY resolved through its definition object). `None` for others.
|
||
fn image_seed_for(&self, entity: &acadrust::entities::EntityType) -> Option<ImageModel> {
|
||
match entity {
|
||
EntityType::RasterImage(img) => ImageModel::from_raster_image(img),
|
||
EntityType::Underlay(u) => match self.document.objects.get(&u.definition_handle) {
|
||
Some(acadrust::objects::ObjectType::UnderlayDefinition(def)) => {
|
||
ImageModel::from_underlay(u, def)
|
||
}
|
||
_ => None,
|
||
},
|
||
_ => None,
|
||
}
|
||
}
|
||
|
||
pub fn populate_meshes_from_document(&mut self) {
|
||
self.populate_meshes_impl(false, true);
|
||
}
|
||
|
||
/// Like [`populate_meshes_from_document`] but tessellates only solids
|
||
/// whose handle is not already cached — the existing meshes are kept.
|
||
///
|
||
/// Used after an XREF merge: the host document's solids were already
|
||
/// tessellated by the background loader, and the merge assigns brand-new
|
||
/// handles to every imported xref entity (see `merge_xref_into_block`),
|
||
/// so cached handles are guaranteed to be host solids. This turns the
|
||
/// post-xref pass from "re-tessellate host + all xrefs" into "tessellate
|
||
/// only the newly merged xref solids" — the dominant cost when a drawing
|
||
/// attaches several large xrefs. (#203)
|
||
pub fn populate_missing_meshes_from_document(&mut self) {
|
||
self.populate_meshes_impl(true, true);
|
||
}
|
||
|
||
fn populate_meshes_impl(&mut self, incremental: bool, bump: bool) {
|
||
if !incremental {
|
||
self.meshes.clear();
|
||
self.block_meshes.clear();
|
||
}
|
||
// BLOCK-entity handles of the layout (model + paper) blocks. A solid
|
||
// owned by one of these is top-level; anything else lives in a block
|
||
// definition and is instanced per INSERT instead. (#123)
|
||
let layout_blocks: std::collections::HashSet<Handle> = self
|
||
.document
|
||
.objects
|
||
.values()
|
||
.filter_map(|o| match o {
|
||
acadrust::objects::ObjectType::Layout(l) if !l.block_record.is_null() => {
|
||
Some(l.block_record)
|
||
}
|
||
_ => None,
|
||
})
|
||
.collect();
|
||
// Resolve color through `render_style` so the same bg adaptation
|
||
// wires use kicks in (pure black on dark bg → white, pure white
|
||
// on light bg → black). Without this, ACIS meshes ignore
|
||
// `adapt_to_bg` and stay invisible against matching bg colours.
|
||
let entries: Vec<(Handle, EntityType, [f32; 4], bool)> = self
|
||
.document
|
||
.entities()
|
||
.filter_map(|e| match e {
|
||
EntityType::Solid3D(_)
|
||
| EntityType::Region(_)
|
||
| EntityType::Body(_)
|
||
| EntityType::Surface(_)
|
||
| EntityType::Mesh(_)
|
||
| EntityType::PolygonMesh(_)
|
||
| EntityType::PolyfaceMesh(_) => {
|
||
let handle = e.common().handle;
|
||
// Incremental (post-xref) pass: leave already-tessellated
|
||
// host solids untouched, only build the newly merged ones.
|
||
if incremental
|
||
&& (self.meshes.contains_key(&handle) || self.block_meshes.contains_key(&handle))
|
||
{
|
||
return None;
|
||
}
|
||
let color = self.render_style(e).0;
|
||
let top_level = layout_blocks.contains(&e.common().owner_handle);
|
||
Some((handle, e.clone(), color, top_level))
|
||
}
|
||
_ => None,
|
||
})
|
||
.collect();
|
||
|
||
use crate::par::prelude::*;
|
||
let facet_res = self.document.header.facet_resolution;
|
||
let isolines = self.document.header.isolines.max(0) as usize;
|
||
// Top-level solids: offset into the render frame, drawn flat.
|
||
// Block-definition solids: keep block-local coords for per-INSERT
|
||
// instancing (no offset applied here).
|
||
let built: Vec<(Handle, MeshLodSet, bool)> = entries
|
||
.into_par_iter()
|
||
.filter_map(|(handle, entity, color, top_level)| {
|
||
crate::entities::solid3d::tessellate_volume(&entity, color, facet_res, isolines).map(|mut mesh| {
|
||
let material = crate::scene::model::material_model::resolve_material_with_base(
|
||
&self.document,
|
||
&entity,
|
||
color,
|
||
None,
|
||
self.material_base_dir.as_deref(),
|
||
);
|
||
material.apply_to_with_face_overrides(
|
||
&mut mesh,
|
||
&self.document,
|
||
self.material_base_dir.as_deref(),
|
||
);
|
||
crate::scene::model::visual_style_model::apply_mesh_visual_style(
|
||
&mut mesh,
|
||
&self.document,
|
||
&entity,
|
||
);
|
||
let mesh = if top_level { offset_mesh_lod_set(mesh) } else { mesh };
|
||
(handle, mesh, top_level)
|
||
})
|
||
})
|
||
.collect();
|
||
for (handle, mut m, top_level) in built {
|
||
if top_level {
|
||
self.meshes.insert(handle, m);
|
||
} else {
|
||
m.prepare_instance_source(handle);
|
||
self.block_meshes.insert(handle, m);
|
||
}
|
||
}
|
||
|
||
if bump {
|
||
self.bump_geometry();
|
||
}
|
||
}
|
||
|
||
/// Rebuild hatch / image / mesh caches after the document is modified
|
||
/// outside the normal `add_entity` path (e.g. REFCLOSE SAVE).
|
||
pub fn rebuild_derived_caches(&mut self) {
|
||
self.invalidate_dependency_index();
|
||
self.populate_hatches_from_document_unbumped();
|
||
self.populate_images_from_document_unbumped();
|
||
self.populate_meshes_impl(false, false);
|
||
self.bump_geometry();
|
||
}
|
||
|
||
/// Build a solid-fill HatchModel for a DXF Solid entity.
|
||
/// Conventional DXF SOLID corners use Z-order; legacy entities may already
|
||
/// be in perimeter order. Use the same non-crossing resolver as wire fill.
|
||
pub(super) fn solid_hatch_model(solid: &DxfSolid, color: [f32; 4]) -> HatchModel {
|
||
// Keep the corners in f64 until the AABB centre is known, then store
|
||
// each as a small f32 offset from it — same precision-preserving anchor
|
||
// `hatch_model_from_dxf` uses. Casting the absolute WCS corner straight
|
||
// to f32 costs ~0.06 units of resolution at UTM magnitudes (~1e6), so
|
||
// the quad snapped to a grid and the fill drifted off its outline.
|
||
let wcs = crate::entities::solid::wcs_corners(solid);
|
||
let order = crate::entities::solid::perimeter_indices(&wcs);
|
||
let corners: [[f64; 2]; 4] = order.map(|index| [wcs[index][0], wcs[index][1]]);
|
||
let mut min = [f64::INFINITY; 2];
|
||
let mut max = [f64::NEG_INFINITY; 2];
|
||
for c in &corners {
|
||
for i in 0..2 {
|
||
if c[i] < min[i] {
|
||
min[i] = c[i];
|
||
}
|
||
if c[i] > max[i] {
|
||
max[i] = c[i];
|
||
}
|
||
}
|
||
}
|
||
let world_origin = if min[0].is_finite() && min[1].is_finite() {
|
||
[(min[0] + max[0]) * 0.5, (min[1] + max[1]) * 0.5]
|
||
} else {
|
||
[0.0, 0.0]
|
||
};
|
||
let boundary = corners
|
||
.iter()
|
||
.map(|c| {
|
||
[
|
||
(c[0] - world_origin[0]) as f32,
|
||
(c[1] - world_origin[1]) as f32,
|
||
]
|
||
})
|
||
.collect();
|
||
HatchModel {
|
||
boundary: std::sync::Arc::new(boundary),
|
||
boundary_wcs: None,
|
||
pattern: model::hatch_model::HatchPattern::Solid,
|
||
name: "SOLID".into(),
|
||
color,
|
||
aci: 0,
|
||
line_weight_px: 1.0,
|
||
angle_offset: 0.0,
|
||
scale: 1.0,
|
||
world_origin,
|
||
draw_depth: 0.0,
|
||
}
|
||
}
|
||
|
||
pub fn add_hatch(&mut self, model: HatchModel) -> Handle {
|
||
let mut dxf = DxfHatch::new();
|
||
dxf.is_solid = matches!(
|
||
model.pattern,
|
||
crate::scene::model::hatch_model::HatchPattern::Solid
|
||
);
|
||
// Prefer the command-supplied exact f64 boundary so a typed vertex is
|
||
// persisted without f32 quantization (issue #311). Falling back to the
|
||
// render-side `boundary`, the points arrive in local render space
|
||
// (world_offset already subtracted), so add `world_origin` back —
|
||
// otherwise the boundary wire lands `world_offset` away from the fill.
|
||
// Build one DXF boundary path per ring. The command layer separates
|
||
// the outer boundary from its holes with NaN sentinels in
|
||
// `boundary_wcs`; split on those so nested hatches (e.g. a small
|
||
// rectangle inside a big one) persist with real holes instead of a
|
||
// single self-intersecting polyline. Only the FIRST ring carries the
|
||
// external / outermost flags — every later ring is a hole and must not
|
||
// be flagged external, or DXF/DWG consumers treat the inner loop as
|
||
// another outer island rather than a hole.
|
||
if let Some(wcs) = &model.boundary_wcs {
|
||
let mut ring: Vec<Vector2> = Vec::new();
|
||
let mut first = true;
|
||
let mut push_ring = |r: &mut Vec<Vector2>, is_outer: bool| {
|
||
if !r.is_empty() {
|
||
let edge = PolylineEdge::new(std::mem::take(r), true);
|
||
let mut path = if is_outer {
|
||
let mut p = BoundaryPath::external();
|
||
p.flags = acadrust::entities::hatch::BoundaryPathFlags::from_bits(
|
||
p.flags.bits()
|
||
| acadrust::entities::hatch::BoundaryPathFlags::OUTERMOST.bits(),
|
||
);
|
||
p
|
||
} else {
|
||
BoundaryPath::new()
|
||
};
|
||
path.add_edge(BoundaryEdge::Polyline(edge));
|
||
dxf.paths.push(path);
|
||
}
|
||
};
|
||
for &[x, y] in wcs.iter() {
|
||
if x.is_finite() && y.is_finite() {
|
||
ring.push(Vector2::new(x, y));
|
||
} else {
|
||
let is_outer = first;
|
||
first = false;
|
||
push_ring(&mut ring, is_outer);
|
||
}
|
||
}
|
||
push_ring(&mut ring, first);
|
||
}
|
||
if dxf.paths.is_empty() {
|
||
let wx = model.world_origin[0];
|
||
let wy = model.world_origin[1];
|
||
let verts: Vec<Vector2> = model
|
||
.boundary
|
||
.iter()
|
||
.filter(|v| v[0].is_finite() && v[1].is_finite())
|
||
.map(|&[x, y]| Vector2::new(x as f64 + wx, y as f64 + wy))
|
||
.collect();
|
||
let edge = PolylineEdge::new(verts, true);
|
||
let mut path = BoundaryPath::external();
|
||
path.add_edge(BoundaryEdge::Polyline(edge));
|
||
dxf.paths.push(path);
|
||
}
|
||
if let Some(entry) = crate::scene::model::hatch_patterns::find(&model.name) {
|
||
dxf.pattern = crate::scene::model::hatch_patterns::build_dxf_pattern(entry);
|
||
}
|
||
dxf.pattern_angle = model.angle_offset as f64;
|
||
dxf.pattern_scale = if model.scale.abs() > 1e-6 {
|
||
model.scale as f64
|
||
} else {
|
||
1.0
|
||
};
|
||
// A gradient fill must be encoded on the DXF entity itself: the render
|
||
// model is rebuilt from the entity below (`add_entity` →
|
||
// `hatch_model_from_dxf`), so a gradient kept only on the command's
|
||
// model silently degraded to a plain pattern hatch.
|
||
if let crate::scene::model::hatch_model::HatchPattern::Gradient {
|
||
angle_deg,
|
||
color2,
|
||
kind,
|
||
invert,
|
||
} = &model.pattern
|
||
{
|
||
let to_color = |c: [f32; 4]| acadrust::types::Color::Rgb {
|
||
r: (c[0] * 255.0).round().clamp(0.0, 255.0) as u8,
|
||
g: (c[1] * 255.0).round().clamp(0.0, 255.0) as u8,
|
||
b: (c[2] * 255.0).round().clamp(0.0, 255.0) as u8,
|
||
};
|
||
dxf.is_solid = true;
|
||
dxf.gradient_color.enabled = true;
|
||
dxf.gradient_color.name = kind.dxf_name(*invert).to_string();
|
||
// The render model reads the gradient angle from pattern_angle
|
||
// (radians); the gradient record keeps its own copy for the file.
|
||
dxf.pattern_angle = (*angle_deg as f64).to_radians();
|
||
dxf.gradient_color.angle = (*angle_deg as f64).to_radians();
|
||
dxf.gradient_color.is_single_color = false;
|
||
// Linear has no INV name in the standard set: persist an inverted
|
||
// linear by swapping the colour stops instead.
|
||
let (c0, c1) =
|
||
if *invert && matches!(kind, crate::scene::model::hatch_model::GradientKind::Linear)
|
||
{
|
||
(*color2, model.color)
|
||
} else {
|
||
(model.color, *color2)
|
||
};
|
||
dxf.gradient_color.colors = vec![
|
||
acadrust::entities::hatch::GradientColorEntry {
|
||
value: 0.0,
|
||
color: to_color(c0),
|
||
},
|
||
acadrust::entities::hatch::GradientColorEntry {
|
||
value: 1.0,
|
||
color: to_color(c1),
|
||
},
|
||
];
|
||
}
|
||
|
||
// `add_entity` already builds the render model from the DXF entity via
|
||
// `hatch_model_from_dxf` and inserts it with a correct `world_origin`
|
||
// (AABB-centred) for the relative-to-eye fill. The command-built `model`
|
||
// carries `world_origin: [0, 0]`, which after the world_offset removal
|
||
// leaves the fill mis-placed and effectively invisible until a later
|
||
// edit rebuilds it from the DXF — so keep the seed, don't overwrite it.
|
||
self.add_entity(EntityType::Hatch(dxf))
|
||
}
|
||
|
||
pub fn clear(&mut self) {
|
||
self.document.record_all_entities_for_transaction();
|
||
self.document = CadDocument::new();
|
||
self.replace_selection(HashSet::default());
|
||
self.preview_wires = vec![];
|
||
self.preview_text = vec![];
|
||
self.current_layout = "Model".to_string();
|
||
self.hatches = HashMap::default();
|
||
self.images = HashMap::default();
|
||
self.meshes = HashMap::default();
|
||
self.block_meshes = HashMap::default();
|
||
self.solid_models = HashMap::default();
|
||
*self.camera.borrow_mut() = Camera::default();
|
||
self.camera_generation += 1;
|
||
self.bump_geometry();
|
||
}
|
||
}
|