forked from 1b-agent/opencadstudio-upstream
feat(ucs): integrate coordinate systems
Route coordinate input, geometry creation, transforms, properties,\nviews, and viewport persistence through a shared working plane.\n\nRefs #484
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Hakan Seven committed
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@@ -220,7 +220,7 @@ impl OpenCADStudio {
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self.command_line.push_error(crate::t!("Usage: UCS SAVE <name>").as_ref());
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} else {
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// Save the current active UCS under this name.
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let ucs = match &self.tabs[i].active_ucs {
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let mut ucs = match &self.tabs[i].active_ucs {
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Some(u) => {
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let mut saved = u.clone();
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saved.name = name.clone();
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@@ -228,7 +228,23 @@ impl OpenCADStudio {
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}
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None => Ucs::new(&name), // save WCS (identity)
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};
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self.tabs[i].scene.document.ucss.add_or_replace(ucs);
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ucs.handle = self.tabs[i]
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.scene
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.document
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.ucss
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.get(&name)
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.map(|existing| existing.handle)
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.filter(|handle| !handle.is_null())
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.unwrap_or_else(|| {
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self.tabs[i].scene.document.allocate_handle()
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});
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self.tabs[i]
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.scene
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.document
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.ucss
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.add_or_replace(ucs.clone());
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self.tabs[i].active_ucs = Some(ucs);
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active_changed = true;
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self.tabs[i].dirty = true;
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self.command_line
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.push_output(crate::tf!("UCS '{}' saved.", name).as_ref());
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@@ -238,7 +254,30 @@ impl OpenCADStudio {
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let name = parts.get(2).map(|s| s.trim()).unwrap_or("").to_string();
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if name.is_empty() {
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self.command_line.push_error(crate::t!("Usage: UCS DELETE <name>").as_ref());
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} else if self.tabs[i].scene.document.ucss.remove(&name).is_some() {
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} else if let Some(removed) =
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self.tabs[i].scene.document.ucss.remove(&name)
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{
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let removed_handle = removed.handle;
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for entity in self.tabs[i].scene.document.entities_mut() {
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if let acadrust::EntityType::Viewport(viewport) = entity {
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if viewport.ucs_handle == removed_handle {
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viewport.ucs_handle = acadrust::Handle::NULL;
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}
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}
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}
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let active_matches = self.tabs[i].active_ucs.as_ref().is_some_and(|ucs| {
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(!removed_handle.is_null() && ucs.handle == removed_handle)
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|| ucs.name.eq_ignore_ascii_case(&name)
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});
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if active_matches {
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if let Some(active) = self.tabs[i].active_ucs.as_mut() {
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active.name = "*ACTIVE*".to_string();
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active.handle = acadrust::Handle::NULL;
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active.named_ucs_handle = acadrust::Handle::NULL;
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active.base_ucs_handle = acadrust::Handle::NULL;
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}
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active_changed = true;
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}
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self.tabs[i].dirty = true;
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self.command_line
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.push_output(crate::tf!("UCS '{}' deleted.", name).as_ref());
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@@ -253,14 +292,73 @@ impl OpenCADStudio {
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self.command_line
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.push_output(crate::t!("UCS reset to World Coordinate System.").as_ref());
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}
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"VIEW" | "V" => {
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let rotation = self.tabs[i].scene.active_camera_rotation();
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let origin = self.tabs[i]
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.active_ucs
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.as_ref()
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.map(|ucs| ucs.origin)
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.unwrap_or(Vector3::ZERO);
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let x = rotation * glam::Vec3::X;
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let y = rotation * glam::Vec3::Y;
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let mut ucs = Ucs::new("*VIEW*");
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ucs.origin = origin;
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ucs.x_axis = Vector3::new(x.x as f64, x.y as f64, x.z as f64);
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ucs.y_axis = Vector3::new(y.x as f64, y.y as f64, y.z as f64);
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self.tabs[i].active_ucs = Some(ucs);
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active_changed = true;
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self.command_line
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.push_output(crate::t!("UCS aligned to the current view.").as_ref());
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}
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"3POINTW" => {
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let raw = parts.get(2).copied().unwrap_or("");
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let points: Vec<glam::DVec3> = raw
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.split('|')
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.filter_map(|value| {
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super::super::helpers::parse_coord(value).map(|(point, _)| point)
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})
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.collect();
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if points.len() == 3 {
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let x = (points[1] - points[0]).normalize_or_zero();
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let toward_y = points[2] - points[0];
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let z = x.cross(toward_y).normalize_or_zero();
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let y = z.cross(x).normalize_or_zero();
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if x.length_squared() > 1e-12
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&& y.length_squared() > 1e-12
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&& z.length_squared() > 1e-12
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{
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let mut ucs = Ucs::new("*ACTIVE*");
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ucs.origin = Vector3::new(points[0].x, points[0].y, points[0].z);
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ucs.x_axis = Vector3::new(x.x, x.y, x.z);
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ucs.y_axis = Vector3::new(y.x, y.y, y.z);
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self.tabs[i].active_ucs = Some(ucs);
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active_changed = true;
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self.command_line.push_output(
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crate::t!("UCS defined from three points.").as_ref(),
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);
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} else {
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self.command_line.push_error(
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crate::t!("UCS points must define two non-collinear axes.")
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.as_ref(),
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);
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}
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} else {
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self.command_line.push_error(
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crate::t!("UCS requires origin, X-axis point and XY-plane point.")
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.as_ref(),
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);
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}
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}
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// UCS ORIGIN x,y,z — shift the active UCS origin, keep axes
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"ORIGIN" | "O" => {
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"ORIGIN" | "O" | "ORIGINW" => {
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let coord_str = parts.get(2).copied().unwrap_or("");
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if let Some((pt, _)) = super::super::helpers::parse_coord(coord_str) {
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// `pt` is in current UCS space; convert to WCS.
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// The @/# relative-coordinate prefix is ignored
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// here — a UCS origin is always absolute.
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let wcs_origin = if let Some(ref ucs) = self.tabs[i].active_ucs {
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let wcs_origin = if sub == "ORIGINW" {
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pt
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} else if let Some(ref ucs) = self.tabs[i].active_ucs {
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ucs_to_wcs(pt, ucs)
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} else {
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pt
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@@ -401,9 +499,6 @@ impl OpenCADStudio {
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}
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// ── Named Views (VIEW command) ────────────────────────────────
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// PLAN — look straight down at the drawing (top view). The optional
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// World/Ucs/Current keyword is accepted; all map to the world top
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// view for now.
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// PLAN — plan view of a UCS (#326). Shows its options right on
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// activation instead of flipping the view like a cube click; the
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// view only changes once an option (or the Current default) runs.
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