3D viewer overhaul: full-bleed + responsive, Web Worker STEP parse, progress bar, caption stats, inline models in text notes, STL fix, app widget; weekday dates (dateText); fix shields badge escaping; docs + licenses

2026-08-28 18:15:50 +02:00
parent 3968011e3c
commit 41ec295954
9 changed files with 544 additions and 56 deletions
@@ -0,0 +1,38 @@
+self.onmessage = function (e) {
+    var d = e.data;
+    if (d.type === 'loadLib') {
+        try { importScripts(d.libUrl); } catch (err) {
+            self.postMessage({ type: 'error', message: 'importScripts: ' + (err && err.message || err) }); return;
+        }
+        if (typeof self.occtimportjs !== 'function') {
+            self.postMessage({ type: 'error', message: 'STEP parser not found.' }); return;
+        }
+        self.occtimportjs({ locateFile: function () { return 'occt.wasm'; }, wasmBinary: d.wasm }).then(function (occt) {
+            self.occt = occt;
+            self.postMessage({ type: 'ready' });
+        }).catch(function (err) {
+            self.postMessage({ type: 'error', message: 'STEP init: ' + (err && err.message || err) });
+        });
+        return;
+    }
+    if (d.type === 'parse' && self.occt) {
+        try {
+            var result = self.occt.ReadStepFile(d.data, d.params);
+            var meshes = [];
+            (result.meshes || []).forEach(function (m) {
+                if (!m.attributes || !m.attributes.position) return;
+                var out = { position: m.attributes.position.array, color: m.color };
+                if (m.attributes.index && m.attributes.index.array) out.index = m.attributes.index.array;
+                meshes.push(out);
+            });
+            var transfer = [];
+            meshes.forEach(function (m) {
+                if (m.position && m.position.buffer) transfer.push(m.position.buffer);
+                if (m.index && m.index.buffer) transfer.push(m.index.buffer);
+            });
+            self.postMessage({ type: 'done', success: !!result.success, meshes: meshes }, transfer);
+        } catch (err) {
+            self.postMessage({ type: 'error', message: 'parse: ' + (err && err.message || err) });
+        }
+    }
+};