Automatically update version to 0.8.3

assets/licenses.txt

@@ -2225,13 +2225,13 @@ THE SOFTWARE.
 
 The following npm package may be included in this product:
 
- - three@0.162.0
+ - three@0.160.1
 
 This package contains the following license and notice below:
 
 The MIT License
 
-Copyright © 2010-2024 three.js authors
+Copyright © 2010-2023 three.js authors
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

example/object.py

@@ -18,6 +18,7 @@ with BuildPart() as example:
 # Show it in the frontend with hot-reloading
 show(example)
 
+
 # %%
 
 # If running on CI, export the objects to .glb files for a static deployment

frontend/App.vue

@@ -33,6 +33,10 @@ const setDisableTap = (val: boolean) => disableTap.value = val;
 provide('disableTap', {disableTap, setDisableTap});
 
 async function onModelUpdateRequest(event: NetworkUpdateEvent) {
+  // Trigger progress bar as soon as possible (also triggered earlier for each raw notification)
+  if (viewer.value && event.models.length > 0) {
+    viewer.value.onProgress(0.10);
+  }
   // Load/unload a new batch of models to optimize rendering time
   console.log("Received model update request", event.models);
   let shutdownRequestIndex = event.models.findIndex((model) => model.isRemove == null);
@@ -70,6 +74,8 @@ async function onModelRemoveRequest(name: string) {
 
 // Set up the load model event listener
 let networkMgr = new NetworkManager();
+networkMgr.addEventListener('update-early',
+    (e) => viewer.value?.onProgress((e as CustomEvent<Array<any>>).detail.length * 0.01));
 networkMgr.addEventListener('update', (e) => onModelUpdateRequest(e as NetworkUpdateEvent));
 // Start loading all configured models ASAP
 for (let model of settings.preload) {

frontend/misc/gltf.ts

@@ -21,7 +21,32 @@ export async function mergePartial(url: string, name: string, document: Document
     networkFinished();
 
     // Load the new document
-    let newDoc = await io.readBinary(new Uint8Array(buffer));
+    let newDoc = null;
+    let alreadyTried: { [name: string]: boolean } = {}
+    while (newDoc == null) { // Retry adding extensions as required until the document is loaded
+        try { // Try to load fast if no extensions are used
+            newDoc = await io.readBinary(new Uint8Array(buffer));
+        } catch (e) { // Fallback to wait for download and register big extensions
+            if (e instanceof Error && e.message.toLowerCase().includes("khr_draco_mesh_compression")) {
+                if (alreadyTried["draco"]) throw e; else alreadyTried["draco"] = true;
+                // WARNING: Draco decompression on web is really slow for non-trivial models! (it should work?)
+                let {KHRDracoMeshCompression} = await import("@gltf-transform/extensions")
+                let dracoDecoderWeb = await import("three/examples/jsm/libs/draco/draco_decoder.js");
+                let dracoEncoderWeb = await import("three/examples/jsm/libs/draco/draco_encoder.js");
+                io.registerExtensions([KHRDracoMeshCompression])
+                    .registerDependencies({
+                        'draco3d.decoder': await dracoDecoderWeb.default({}),
+                        'draco3d.encoder': await dracoEncoderWeb.default({})
+                    });
+            } else if (e instanceof Error && e.message.toLowerCase().includes("ext_texture_webp")) {
+                if (alreadyTried["webp"]) throw e; else alreadyTried["webp"] = true;
+                let {EXTTextureWebP} = await import("@gltf-transform/extensions")
+                io.registerExtensions([EXTTextureWebP]);
+            } else { // TODO: Add more extensions as required
+                throw e;
+            }
+        }
+    }
 
     // Remove any previous model with the same name
     await document.transform(dropByName(name));

frontend/misc/helpers.ts

@@ -66,8 +66,14 @@ export function newAxes(doc: Document, size: Vector3, transform: Matrix4) {
         ...(AxesColors.y[0]), 255, ...(AxesColors.y[1]), 255,
         ...(AxesColors.z[0]), 255, ...(AxesColors.z[1]), 255
     ].map(x => x / 255.0);
-    buildSimpleGltf(doc, rawPositions, rawIndices, rawColors, new Matrix4(), '__helper_axes'); // Axes at (0,0,0)!
-    buildSimpleGltf(doc, [0, 0, 0], [0], [1, 1, 1, 1], transform, '__helper_axes', WebGL2RenderingContext.POINTS);
+    // Axes at (0, 0, 0)
+    buildSimpleGltf(doc, rawPositions, rawIndices, rawColors, new Matrix4(), '__helper_axes');
+    buildSimpleGltf(doc, [0, 0, 0], [0], [1, 1, 1, 1], new Matrix4(), '__helper_axes', WebGL2RenderingContext.POINTS);
+    // Axes at center
+    if (new Matrix4() != transform) {
+        buildSimpleGltf(doc, rawPositions, rawIndices, rawColors, transform, '__helper_axes_center');
+        buildSimpleGltf(doc, [0, 0, 0], [0], [1, 1, 1, 1], transform, '__helper_axes_center', WebGL2RenderingContext.POINTS);
+    }
 }
 
 /**

frontend/misc/lines.ts

@@ -9,13 +9,13 @@ const LineSegments2Import = import('three/examples/jsm/lines/LineSegments2.js');
 const LineMaterialImport = import('three/examples/jsm/lines/LineMaterial.js');
 const LineSegmentsGeometryImport = import('three/examples/jsm/lines/LineSegmentsGeometry.js');
 
-export async function toLineSegments(bufferGeometry: BufferGeometry) {
+export async function toLineSegments(bufferGeometry: BufferGeometry, lineWidth: number = 0.1) {
     const LineSegments2 = (await LineSegments2Import).LineSegments2;
     const LineMaterial = (await LineMaterialImport).LineMaterial;
     return new LineSegments2(await toLineSegmentsGeometry(bufferGeometry), new LineMaterial({
         color: 0xffffffff,
         vertexColors: true,
-        linewidth: 0.1, // mm
+        linewidth: lineWidth, // mm
         worldUnits: true,
         resolution: new Vector2(1, 1), // Update resolution on resize!!!
     }));

frontend/misc/network.ts

@@ -80,6 +80,9 @@ export class NetworkManager extends EventTarget {
                             controller.abort(); // Notify the server that we are done
                         });
                     }
+                } else {
+                    // Server is down, wait a little longer before retrying
+                    await new Promise(resolve => setTimeout(resolve, 10 * settings.monitorEveryMs));
                 }
                 controller.abort();
             } catch (e) { // Ignore errors (retry very soon)
@@ -90,28 +93,47 @@ export class NetworkManager extends EventTarget {
 
     private foundModel(name: string, hash: string | null, url: string, isRemove: boolean | null, disconnect: () => void = () => {
     }) {
-        let prevHash = this.knownObjectHashes[name];
-        // console.debug("Found model", name, "with hash", hash, "and previous hash", prevHash);
-        if (!hash || hash !== prevHash || isRemove) {
-            // Update known hashes
-            if (isRemove == false) {
-                this.knownObjectHashes[name] = hash;
-            } else if (isRemove == true) {
-                if (!(name in this.knownObjectHashes)) return; // Nothing to remove...
-                delete this.knownObjectHashes[name];
-                // Also update buffered updates if the model is removed
-                this.bufferedUpdates = this.bufferedUpdates.filter(m => m.name !== name);
-            }
-            let newModel = new NetworkUpdateEventModel(name, url, hash, isRemove);
-            this.bufferedUpdates.push(newModel);
+        console.debug("Found model", name, "with hash", hash, "at", url, "isRemove", isRemove);
 
-            // Optimization: try to batch updates automatically for faster rendering
-            if (this.batchTimeout !== null) clearTimeout(this.batchTimeout);
-            this.batchTimeout = setTimeout(() => {
-                this.dispatchEvent(new NetworkUpdateEvent(this.bufferedUpdates, disconnect));
-                this.bufferedUpdates = [];
-            }, batchTimeout);
-        }
+        // We only care about the latest update per model name
+        this.bufferedUpdates = this.bufferedUpdates.filter(m => m.name !== name);
+
+        // Add the new model to the list of updates and dispatch the early update
+        let upd = new NetworkUpdateEventModel(name, url, hash, isRemove);
+        this.bufferedUpdates.push(upd);
+        this.dispatchEvent(new CustomEvent("update-early", {detail: this.bufferedUpdates}));
+
+        // Optimization: try to batch updates automatically for faster rendering
+        if (this.batchTimeout !== null) clearTimeout(this.batchTimeout);
+        this.batchTimeout = setTimeout(() => {
+            // Update known hashes for minimal updates
+            for (let model of this.bufferedUpdates) {
+                if (model.isRemove == false && model.hash && model.hash === this.knownObjectHashes[model.name]) {
+                    // Delete this useless update
+                    let foundFirst = false;
+                    this.bufferedUpdates = this.bufferedUpdates.filter(m => {
+                        if (m === model) {
+                            if (!foundFirst) { // Remove only first full match
+                                foundFirst = true;
+                                return false;
+                            }
+                        }
+                        return true;
+                    })
+                } else {
+                    // Keep this update and update the last known hash
+                    if (model.isRemove == true) {
+                        if (model.name in this.knownObjectHashes) delete this.knownObjectHashes[model.name];
+                    } else if (model.isRemove == false) {
+                        this.knownObjectHashes[model.name] = model.hash;
+                    }
+                }
+            }
+
+            // Dispatch the event to actually update the models
+            this.dispatchEvent(new NetworkUpdateEvent(this.bufferedUpdates, disconnect));
+            this.bufferedUpdates = [];
+        }, batchTimeout);
     }
 }
 

frontend/misc/settings.ts

@@ -13,6 +13,7 @@ export const settings = {
         "dev+http://127.0.0.1:32323/"
     ],
     loadHelpers: true,
+    edgeWidth: 0, /* The default line size for edges, set to 0 to use basic gl.LINEs */
     displayLoadingEveryMs: 1000, /* How often to display partially loaded models */
     monitorEveryMs: 100,
     monitorOpenTimeoutMs: 1000,

frontend/models/Model.vue

@@ -22,6 +22,7 @@ import {
   mdiRectangle,
   mdiRectangleOutline,
   mdiSwapHorizontal,
+  mdiVectorLine,
   mdiVectorRectangle
 } from '@mdi/js'
 import SvgIcon from '@jamescoyle/vue-icon';
@@ -30,9 +31,9 @@ import {Box3} from "three/src/math/Box3.js";
 import {Color} from "three/src/math/Color.js";
 import {Plane} from "three/src/math/Plane.js";
 import {Vector3} from "three/src/math/Vector3.js";
-import {Vector2} from "three/src/math/Vector2.js";
 import type {MObject3D} from "../tools/Selection.vue";
 import {toLineSegments} from "../misc/lines.js";
+import {settings} from "../misc/settings.js";
 
 const props = defineProps<{
   meshes: Array<Mesh>,
@@ -53,6 +54,7 @@ const clipPlaneY = ref(1);
 const clipPlaneSwappedY = ref(false);
 const clipPlaneZ = ref(1);
 const clipPlaneSwappedZ = ref(false);
+const edgeWidth = ref(settings.edgeWidth);
 
 // Count the number of faces, edges and vertices
 let faceCount = props.meshes
@@ -205,6 +207,63 @@ watch(clipPlaneSwappedZ, onClipPlanesChange);
 // Clip planes are also affected by the camera position, so we need to listen to camera changes
 props.viewer!!.onElemReady((elem) => elem.addEventListener('camera-change', onClipPlanesChange))
 
+let edgeWidthChangeCleanup = [] as Array<() => void>;
+
+function onEdgeWidthChange(newEdgeWidth: number) {
+  let scene = props.viewer?.scene;
+  let sceneModel = (scene as any)?._model;
+  if (!scene || !sceneModel) return;
+  edgeWidthChangeCleanup.forEach((f) => f());
+  edgeWidthChangeCleanup = [];
+  let linesToImprove: Array<MObject3D> = [];
+  sceneModel.traverse((child: MObject3D) => {
+    if (child.userData[extrasNameKey] === modelName) {
+      if (child.type == 'Line' || child.type == 'LineSegments') {
+        // child.material.linewidth = 3; // Not supported in WebGL2
+        // Swap geometry with LineGeometry to support widths
+        // https://threejs.org/examples/?q=line#webgl_lines_fat
+        if (newEdgeWidth > 0) linesToImprove.push(child);
+      }
+      if (child.type == 'Points') {
+        (child.material as any).size = newEdgeWidth > 0 ? newEdgeWidth * 50 : 5;
+        child.material.needsUpdate = true;
+      }
+    }
+  });
+  linesToImprove.forEach(async (line: MObject3D) => {
+    let line2 = await toLineSegments(line.geometry, newEdgeWidth);
+    // Update resolution on resize
+    let resizeListener = (elem: HTMLElement) => {
+      line2.material.resolution.set(elem.clientWidth, elem.clientHeight);
+      line2.material.needsUpdate = true;
+    };
+    props.viewer!!.onElemReady((elem) => {
+      elem.addEventListener('resize', () => resizeListener(elem));
+      resizeListener(elem);
+    });
+    // Copy the transform of the original line
+    line2.position.copy(line.position);
+    line2.computeLineDistances();
+    line2.userData = Object.assign({}, line.userData);
+    line.parent!.add(line2);
+    line.children.forEach((o) => line2.add(o));
+    line.visible = false;
+    line.userData.niceLine = line2;
+    // line.parent!.remove(line); // Keep it for better raycast and selection!
+    line2.userData.noHit = true;
+    edgeWidthChangeCleanup.push(() => {
+      line2.parent!.remove(line2);
+      line.visible = true;
+      props.viewer!!.onElemReady((elem) => {
+        elem.removeEventListener('resize', () => resizeListener(elem));
+      });
+    });
+  });
+  scene.queueRender()
+}
+
+watch(edgeWidth, onEdgeWidthChange);
+
 function onModelLoad() {
   let scene = props.viewer?.scene;
   let sceneModel = (scene as any)?._model;
@@ -213,7 +272,6 @@ function onModelLoad() {
   // Use the scene graph instead of the document to avoid reloading the same model, at the cost
   // of not actually removing the primitives from the scene graph
   let childrenToAdd: Array<MObject3D> = [];
-  let linesToImprove: Array<MObject3D> = [];
   sceneModel.traverse((child: MObject3D) => {
     if (child.userData[extrasNameKey] === modelName) {
       if (child.type == 'Mesh' || child.type == 'SkinnedMesh') {
@@ -236,44 +294,14 @@ function onModelLoad() {
           backChild.material = child.material.clone();
           backChild.material.side = BackSide;
           backChild.material.color = new Color(0.25, 0.25, 0.25)
-          child.userData.backChild = backChild;
           backChild.userData.noHit = true;
+          child.userData.backChild = backChild;
           childrenToAdd.push(backChild as MObject3D);
         }
       }
-      if (child.type == 'Line' || child.type == 'LineSegments') {
-        // child.material.linewidth = 3; // Not supported in WebGL2
-        // Swap geometry with LineGeometry to support widths
-        // https://threejs.org/examples/?q=line#webgl_lines_fat
-        linesToImprove.push(child);
-      }
-      if (child.type == 'Points') {
-        (child.material as any).size = 7;
-        child.material.needsUpdate = true;
-      }
     }
   });
   childrenToAdd.forEach((child: MObject3D) => sceneModel.add(child));
-  linesToImprove.forEach(async (line: MObject3D) => {
-    let line2 = await toLineSegments(line.geometry);
-    // Update resolution on resize
-    props.viewer!!.onElemReady((elem) => {
-      let l = () => {
-        line2.material.resolution.set(elem.clientWidth, elem.clientHeight);
-        line2.material.needsUpdate = true;
-      };
-      elem.addEventListener('resize', l); // TODO: Remove listener when line is replaced
-      l();
-    });
-    line2.computeLineDistances();
-    line2.userData = Object.assign({}, line.userData);
-    line.parent!.add(line2);
-    line.children.forEach((o) => line2.add(o));
-    line.visible = false;
-    line.userData.niceLine = line2;
-    // line.parent!.remove(line); // Keep it for better raycast and selection!
-    line2.userData.noHit = true;
-  });
 
   // Furthermore...
   // Enabled features may have been reset after a reload
@@ -284,6 +312,8 @@ function onModelLoad() {
   onWireframeChange(wireframe.value)
   // Clip planes may have been reset after a reload
   onClipPlanesChange()
+  // Edge width may have been reset after a reload
+  onEdgeWidthChange(edgeWidth.value)
 
   scene.queueRender()
 }
@@ -327,6 +357,12 @@ props.viewer!!.onElemReady((elem) => elem.addEventListener('load', onModelLoad))
           <v-checkbox-btn trueIcon="mdi-triangle-outline" falseIcon="mdi-triangle" v-model="wireframe"></v-checkbox-btn>
         </template>
       </v-slider>
+      <v-slider v-if="edgeCount > 0 || vertexCount > 0" v-model="edgeWidth" hide-details min="0" max="1">
+        <template v-slot:prepend>
+          <v-tooltip activator="parent">Edge and vertex sizes</v-tooltip>
+          <svg-icon type="mdi" :path="mdiVectorLine"></svg-icon>
+        </template>
+      </v-slider>
       <v-divider></v-divider>
       <v-slider v-model="clipPlaneX" hide-details min="0" max="1">
         <template v-slot:prepend>

frontend/shims.d.ts

@@ -1,3 +1,5 @@
 // Avoids typescript error when importing some files
 declare module '@jamescoyle/vue-icon'
 declare module 'three-orientation-gizmo/src/OrientationGizmo'
+declare module 'three/examples/jsm/libs/draco/draco_decoder.js'
+declare module 'three/examples/jsm/libs/draco/draco_encoder.js'

frontend/viewer/ModelViewerWrapper.vue

@@ -8,8 +8,8 @@ import type {ModelScene} from "@google/model-viewer/lib/three-components/ModelSc
 import {Hotspot} from "@google/model-viewer/lib/three-components/Hotspot";
 import type {Renderer} from "@google/model-viewer/lib/three-components/Renderer";
 import type {Vector3} from "three";
-import { computeBoundsTree, disposeBoundsTree, acceleratedRaycast } from 'three-mesh-bvh';
 import {BufferGeometry, Mesh} from "three";
+import {acceleratedRaycast, computeBoundsTree, disposeBoundsTree} from 'three-mesh-bvh';
 
 ModelViewerElement.modelCacheSize = 0; // Also needed to avoid tree shaking
 //@ts-ignore
@@ -41,8 +41,31 @@ onMounted(() => {
     emit('load')
   });
   elem.value.addEventListener('camera-change', onCameraChange);
+  elem.value.addEventListener('progress', (ev) => onProgress((ev as any).detail.totalProgress));
 });
 
+// Handles loading the events for <model-viewer>'s slotted progress bar
+const progressBar = ref<HTMLElement | null>(null);
+const updateBar = ref<HTMLElement | null>(null);
+let onProgressHideTimeout: number | null = null;
+const onProgress = (totalProgress: number) => {
+  if (!progressBar.value || !updateBar.value) return;
+  // Update the progress bar and ensure it's visible
+  progressBar.value.style.display = 'block';
+  progressBar.value.style.opacity = '1'; // Fade in
+  updateBar.value.style.width = `${totalProgress * 100}%`;
+  // Auto-hide smoothly when no progress is made for a while
+  if (onProgressHideTimeout) clearTimeout(onProgressHideTimeout);
+  onProgressHideTimeout = setTimeout(() => {
+    if (!progressBar.value) return;
+    progressBar.value.style.opacity = '0'; // Fade out
+    setTimeout(() => {
+      if (!progressBar.value) return;
+      progressBar.value.style.display = 'none'; // Actually hide
+    }, 300); // 0.3s fade out
+  }, 1000);
+};
+
 class Line3DData {
   startHotspot: HTMLElement = document.body
   endHotspot: HTMLElement = document.body
@@ -137,7 +160,7 @@ function entries(lines: { [id: number]: Line3DData }): [string, Line3DData][] {
   return Object.entries(lines);
 }
 
-defineExpose({elem, onElemReady, scene, renderer, addLine3D, removeLine3D});
+defineExpose({elem, onElemReady, scene, renderer, addLine3D, removeLine3D, onProgress});
 
 let {disableTap} = inject<{ disableTap: Ref<boolean> }>('disableTap')!!;
 watch(disableTap, (value) => {
@@ -155,7 +178,8 @@ watch(disableTap, (value) => {
                 :shadow-intensity="settings.shadowIntensity" interaction-prompt="none" :autoplay="settings.autoplay"
                 :ar="settings.arModes.length > 0" :ar-modes="settings.arModes" :skybox-image="settings.background"
                 :environment-image="settings.background">
-    <slot></slot> <!-- Controls, annotations, etc. -->
+    <slot></slot>
+    <!-- Display some information during initial load -->
     <div class="annotation initial-load-banner">
       Trying to load models from...
       <v-list v-for="src in settings.preload" :key="src">
@@ -163,6 +187,11 @@ watch(disableTap, (value) => {
       </v-list>
       <!-- Too much idle CPU usage: <loading></loading> -->
     </div>
+
+    <!-- Customize the progress bar -->
+    <div class="progress-bar" slot="progress-bar" ref="progressBar">
+      <div class="update-bar" ref="updateBar"/>
+    </div>
   </model-viewer>
 
   <!-- The SVG overlay for fake 3D lines attached to the model -->
@@ -223,4 +252,30 @@ watch(disableTap, (value) => {
 .initial-load-banner .v-list-item {
   overflow: hidden;
 }
+
+.progress-bar {
+  display: block;
+  pointer-events: none;
+  width: 100%;
+  height: 10%;
+  max-height: 2%;
+  position: absolute;
+  left: 50%;
+  top: 0;
+  transform: translate3d(-50%, 0%, 0);
+  border-radius: 25px;
+  box-shadow: 0 3px 10px 3px rgba(0, 0, 0, 0.5), 0 0 5px 1px rgba(0, 0, 0, 0.6);
+  border: 1px solid rgba(255, 255, 255, 0.9);
+  background-color: rgba(0, 0, 0, 0.5);
+  transition: opacity 0.3s;
+}
+
+.update-bar {
+  background-color: rgba(255, 255, 255, 0.9);
+  width: 0;
+  height: 100%;
+  border-radius: 25px;
+  float: left;
+  transition: width 0.3s;
+}
 </style>

package.json

@@ -1,6 +1,6 @@
 {
   "name": "yet-another-cad-viewer",
-  "version": "0.7.0",
+  "version": "0.8.3",
   "description": "",
   "license": "MIT",
   "private": true,
@@ -15,13 +15,14 @@
     "update-licenses": "generate-license-file --input package.json --output assets/licenses.txt --overwrite"
   },
   "dependencies": {
-    "@gltf-transform/core": "^3.10.0",
+    "@gltf-transform/core": "^3.10.1",
+    "@gltf-transform/extensions": "^3.10.1",
     "@gltf-transform/functions": "^3.10.1",
     "@google/model-viewer": "^3.4.0",
     "@jamescoyle/vue-icon": "^0.1.2",
     "@mdi/js": "^7.4.47",
     "@mdi/svg": "^7.4.47",
-    "three": "^0.162.0",
+    "three": "^0.160.1",
     "three-mesh-bvh": "^0.7.3",
     "three-orientation-gizmo": "https://github.com/jrj2211/three-orientation-gizmo",
     "vue": "^3.4.21",
@@ -30,7 +31,7 @@
   "devDependencies": {
     "@tsconfig/node20": "^20.1.3",
     "@types/node": "^20.11.30",
-    "@types/three": "^0.162.0",
+    "@types/three": "^0.160.0",
     "@vitejs/plugin-vue": "^5.0.3",
     "@vitejs/plugin-vue-jsx": "^3.1.0",
     "@vue/tsconfig": "^0.5.1",

poetry.lock

@@ -34,12 +34,12 @@ test = ["astroid (>=1,<2)", "astroid (>=2,<4)", "pytest"]
 
 [[package]]
 name = "build123d"
-version = "0.4.0"
+version = "0.5.0"
 description = "A python CAD programming library"
 optional = false
 python-versions = ">=3.9"
 files = [
-    {file = "build123d-0.4.0-py3-none-any.whl", hash = "sha256:1a94089dea2427e09cae9b023c01ac9cb6fd0a61faf015252eb139af4263e180"},
+    {file = "build123d-0.5.0-py3-none-any.whl", hash = "sha256:d0a4e82cdb0e53ef21fca8d2c84124351d7c7070077b5efa173d789002c8194c"},
 ]
 
 [package.dependencies]
@@ -50,7 +50,7 @@ ipython = ">=8.0.0,<9"
 numpy = ">=1.24.1,<2"
 numpy-stl = ">=3.0.0,<4"
 ocpsvg = "*"
-py-lib3mf = "*"
+py-lib3mf = ">=2.3.1"
 svgpathtools = ">=1.5.1,<2"
 trianglesolver = "*"
 typing-extensions = ">=4.6.0,<5"
@@ -218,53 +218,53 @@ draw5 = ["Pillow", "PyMuPDF (>=1.20.0)", "PyQt5", "matplotlib"]
 
 [[package]]
 name = "fonttools"
-version = "4.49.0"
+version = "4.50.0"
 description = "Tools to manipulate font files"
 optional = false
 python-versions = ">=3.8"
 files = [
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 ]
 
 [package.extras]
@@ -339,13 +339,13 @@ testing = ["Django", "attrs", "colorama", "docopt", "pytest (<7.0.0)"]
 
 [[package]]
 name = "marshmallow"
-version = "3.21.0"
+version = "3.21.1"
 description = "A lightweight library for converting complex datatypes to and from native Python datatypes."
 optional = false
 python-versions = ">=3.8"
 files = [
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 ]
 
 [package.dependencies]
@@ -462,13 +462,13 @@ dev = ["pytest"]
 
 [[package]]
 name = "packaging"
-version = "23.2"
+version = "24.0"
 description = "Core utilities for Python packages"
 optional = false
 python-versions = ">=3.7"
 files = [
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 ]
 
 [[package]]
@@ -626,12 +626,12 @@ tests = ["pytest"]
 
 [[package]]
 name = "py-lib3mf"
-version = "2.2.0"
+version = "2.3.1"
 description = "A python package for Lib3MF tools"
 optional = false
 python-versions = ">=3.9"
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 ]
 
 [[package]]
@@ -665,13 +665,13 @@ windows-terminal = ["colorama (>=0.4.6)"]
 
 [[package]]
 name = "pyparsing"
-version = "3.1.1"
+version = "3.1.2"
 description = "pyparsing module - Classes and methods to define and execute parsing grammars"
 optional = false
 python-versions = ">=3.6.8"
 files = [
-    {file = "pyparsing-3.1.1-py3-none-any.whl", hash = "sha256:32c7c0b711493c72ff18a981d24f28aaf9c1fb7ed5e9667c9e84e3db623bdbfb"},
-    {file = "pyparsing-3.1.1.tar.gz", hash = "sha256:ede28a1a32462f5a9705e07aea48001a08f7cf81a021585011deba701581a0db"},
+    {file = "pyparsing-3.1.2-py3-none-any.whl", hash = "sha256:f9db75911801ed778fe61bb643079ff86601aca99fcae6345aa67292038fb742"},
+    {file = "pyparsing-3.1.2.tar.gz", hash = "sha256:a1bac0ce561155ecc3ed78ca94d3c9378656ad4c94c1270de543f621420f94ad"},
 ]
 
 [package.extras]
@@ -808,18 +808,18 @@ files = [
 
 [[package]]
 name = "traitlets"
-version = "5.14.1"
+version = "5.14.2"
 description = "Traitlets Python configuration system"
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "traitlets-5.14.1-py3-none-any.whl", hash = "sha256:2e5a030e6eff91737c643231bfcf04a65b0132078dad75e4936700b213652e74"},
-    {file = "traitlets-5.14.1.tar.gz", hash = "sha256:8585105b371a04b8316a43d5ce29c098575c2e477850b62b848b964f1444527e"},
+    {file = "traitlets-5.14.2-py3-none-any.whl", hash = "sha256:fcdf85684a772ddeba87db2f398ce00b40ff550d1528c03c14dbf6a02003cd80"},
+    {file = "traitlets-5.14.2.tar.gz", hash = "sha256:8cdd83c040dab7d1dee822678e5f5d100b514f7b72b01615b26fc5718916fdf9"},
 ]
 
 [package.extras]
 docs = ["myst-parser", "pydata-sphinx-theme", "sphinx"]
-test = ["argcomplete (>=3.0.3)", "mypy (>=1.7.0)", "pre-commit", "pytest (>=7.0,<7.5)", "pytest-mock", "pytest-mypy-testing"]
+test = ["argcomplete (>=3.0.3)", "mypy (>=1.7.0)", "pre-commit", "pytest (>=7.0,<8.1)", "pytest-mock", "pytest-mypy-testing"]
 
 [[package]]
 name = "trianglesolver"
@@ -951,4 +951,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9"
-content-hash = "567ef9c980c250ace7e380098b810250a36b92dd2e824b5b4f4851898a675e09"
+content-hash = "612c2f4fcc3ff9e37bc9e604bf092452138843ec4dc529dadc210887f0e728fd"

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "yacv-server"
-version = "0.7.0"
+version = "0.8.3"
 description = "Yet Another CAD Viewer (server)"
 authors = ["Yeicor <4929005+Yeicor@users.noreply.github.com>"]
 license = "MIT"
@@ -14,7 +14,7 @@ include = [
 python = "^3.9"
 
 # CAD
-build123d = "^0.4.0"
+build123d = "^0.5.0"
 
 # Misc
 pygltflib = "^1.16.2"

vite.config.ts

@@ -28,7 +28,7 @@ export default defineConfig({
     build: {
         assetsDir: '.',
         cssCodeSplit: false, // Small enough to inline
-        chunkSizeWarningLimit: 550, // Three.js is huge
+        chunkSizeWarningLimit: 550, // Three.js is big. Draco is even bigger but not likely to be used.
     },
     define: {
         __APP_NAME__: JSON.stringify(name),

yacv_server/cad.py

@@ -46,16 +46,16 @@ def get_shape(obj: CADLike, error: bool = True) -> Optional[CADCoreLike]:
         return None
 
 
-def grab_all_cad() -> List[Tuple[str, CADCoreLike]]:
+def grab_all_cad() -> set[Tuple[str, CADCoreLike]]:
     """ Grab all shapes by inspecting the stack """
     import inspect
     stack = inspect.stack()
-    shapes = []
+    shapes = set()
     for frame in stack:
         for key, value in frame.frame.f_locals.items():
             shape = get_shape(value, error=False)
-            if shape:
-                shapes.append((key, shape))
+            if shape and shape not in shapes:
+                shapes.add((key, shape))
     return shapes
 
 
@@ -91,13 +91,6 @@ def image_to_gltf(source: str | bytes, center: any, width: Optional[float] = Non
     if not isinstance(center_loc, TopLoc_Location):
         raise ValueError('Center location not valid')
     plane = Plane(Location(center_loc))
-    # Convert coordinates system
-    plane.origin = Vector(plane.origin.X, plane.origin.Z, -plane.origin.Y)
-    plane.z_dir = -plane.y_dir
-    plane.y_dir = plane.z_dir
-
-    def vert(v: Vector) -> Tuple[float, float, float]:
-        return v.X, v.Y, v.Z
 
     # Load the image to a byte buffer
     img = Image.open(source)
@@ -121,13 +114,17 @@ def image_to_gltf(source: str | bytes, center: any, width: Optional[float] = Non
     img.save(img_buf, format=format)
     img_buf = img_buf.getvalue()
 
+    # Convert coordinates system as a last step (gltf is Y-up instead of Z-up)
+    def vert(v: Vector) -> Vector:
+        return Vector(v.X, v.Z, -v.Y)
+
     # Build the gltf
     mgr = GLTFMgr(image=(img_buf, save_mime))
     mgr.add_face([
-        vert(plane.origin - plane.x_dir * width / 2 - plane.y_dir * height / 2),
-        vert(plane.origin + plane.x_dir * width / 2 - plane.y_dir * height / 2),
-        vert(plane.origin + plane.x_dir * width / 2 + plane.y_dir * height / 2),
         vert(plane.origin - plane.x_dir * width / 2 + plane.y_dir * height / 2),
+        vert(plane.origin + plane.x_dir * width / 2 + plane.y_dir * height / 2),
+        vert(plane.origin + plane.x_dir * width / 2 - plane.y_dir * height / 2),
+        vert(plane.origin - plane.x_dir * width / 2 - plane.y_dir * height / 2),
     ], [
         (0, 2, 1),
         (0, 3, 2),

yacv_server/gltf.py

@@ -70,7 +70,7 @@ class GLTFMgr:
     def _vertices_primitive(self) -> Primitive:
         return [p for p in self.gltf.meshes[0].primitives if p.mode == POINTS][0]
 
-    def add_face(self, vertices_raw: List[Tuple[float, float, float]], indices_raw: List[Tuple[int, int, int]],
+    def add_face(self, vertices_raw: List[Vector], indices_raw: List[Tuple[int, int, int]],
                  tex_coord_raw: List[Tuple[float, float]],
                  color: Tuple[float, float, float, float] = (1.0, 0.75, 0.0, 1.0)):
         """Add a face to the GLTF mesh"""
@@ -85,7 +85,7 @@ class GLTFMgr:
         self._faces_primitive.extras["face_triangles_end"].append(len(self.face_indices))
 
     def add_edge(self, vertices_raw: List[Tuple[Tuple[float, float, float], Tuple[float, float, float]]],
-                 color: Tuple[float, float, float, float] = (0.1, 0.1, 0.4, 1.0)):
+                 color: Tuple[float, float, float, float] = (0.1, 0.1, 1.0, 1.0)):
         """Add an edge to the GLTF mesh"""
         vertices_flat = [v for t in vertices_raw for v in t]  # Line from 0 to 1, 2 to 3, 4 to 5, etc.
         base_index = len(self.edge_positions) // 3
@@ -95,7 +95,7 @@ class GLTFMgr:
         self._edges_primitive.extras["edge_points_end"].append(len(self.edge_indices))
 
     def add_vertex(self, vertex: Tuple[float, float, float],
-                   color: Tuple[float, float, float, float] = (0.1, 0.4, 0.1, 1.0)):
+                   color: Tuple[float, float, float, float] = (0.1, 0.1, 0.1, 1.0)):
         """Add a vertex to the GLTF mesh"""
         base_index = len(self.vertex_positions) // 3
         self.vertex_indices.append(base_index)

yacv_server/logo.py

@@ -19,9 +19,8 @@ def build_logo(text: bool = True) -> Dict[str, Union[Part, Location, str]]:
                 Text('Yet Another\nCAD Viewer', 7, font_path='/usr/share/fonts/TTF/OpenSans-Regular.ttf')
             extrude(amount=1)
 
-    logo_img_location = logo_obj.faces().group_by(Axis.X)[0].face().center_location  # Avoid overlapping:
-    logo_img_location.position = Vector(logo_img_location.position.X - 4e-2, logo_img_location.position.Y,
-                                        logo_img_location.position.Z)
+    logo_img_location = logo_obj.faces().group_by(Axis.X)[0].face().center_location
+    logo_img_location *= Location((0, 0, 4e-2), (0, 0, 90))  # Avoid overlapping and adjust placement
 
     logo_img_path = os.path.join(ASSETS_DIR, 'img.jpg')
     img_glb_bytes, img_name = image_to_gltf(logo_img_path, logo_img_location, height=18)

yacv_server/tessellate.py

@@ -43,17 +43,17 @@ def tessellate(
                 _tessellate_face(mgr, face.wrapped, tolerance, angular_tolerance)
                 if edges:
                     for edge in face.edges():
-                        edge_to_faces[_hashcode(edge.wrapped)] = edge_to_faces.get(_hashcode(edge.wrapped), []) + [face.wrapped]
+                        edge_to_faces[edge.wrapped] = edge_to_faces.get(edge.wrapped, []) + [face.wrapped]
                 if vertices:
                     for vertex in face.vertices():
-                        vertex_to_faces[_hashcode(vertex.wrapped)] = vertex_to_faces.get(_hashcode(vertex.wrapped), []) + [face.wrapped]
+                        vertex_to_faces[vertex.wrapped] = vertex_to_faces.get(vertex.wrapped, []) + [face.wrapped]
         if edges:
             for edge in shape.edges():
-                _tessellate_edge(mgr, edge.wrapped, edge_to_faces.get(_hashcode(edge.wrapped), []), angular_tolerance,
+                _tessellate_edge(mgr, edge.wrapped, edge_to_faces.get(edge.wrapped, []), angular_tolerance,
                                  angular_tolerance)
         if vertices:
             for vertex in shape.vertices():
-                _tessellate_vertex(mgr, vertex.wrapped, vertex_to_faces.get(_hashcode(vertex.wrapped), []))
+                _tessellate_vertex(mgr, vertex.wrapped, vertex_to_faces.get(vertex.wrapped, []))
 
     return mgr.build()
 
@@ -65,12 +65,12 @@ def _tessellate_face(
         angular_tolerance: float = 0.1
 ):
     face = Shape(ocp_face)
-    face.mesh(tolerance, angular_tolerance)
+    # face.mesh(tolerance, angular_tolerance)
+    tri_mesh = face.tessellate(tolerance, angular_tolerance)
     poly = BRep_Tool.Triangulation_s(face.wrapped, TopLoc_Location())
     if poly is None:
         logger.warn("No triangulation found for face")
         return GLTF2()
-    tri_mesh = face.tessellate(tolerance, angular_tolerance)
 
     # Get UV of each face from the parameters
     uv = [
@@ -78,7 +78,7 @@ def _tessellate_face(
         for v in (poly.UVNode(i) for i in range(1, poly.NbNodes() + 1))
     ]
 
-    vertices = [(v.X, v.Y, v.Z) for v in tri_mesh[0]]
+    vertices = tri_mesh[0]
     indices = tri_mesh[1]
     mgr.add_face(vertices, indices, uv)
 

yacv_server/yacv.py

@@ -18,11 +18,11 @@ from OCP.TopoDS import TopoDS_Shape
 from build123d import Shape, Axis, Location, Vector
 from dataclasses_json import dataclass_json
 
-from yacv_server.rwlock import RWLock
 from yacv_server.cad import get_shape, grab_all_cad, CADCoreLike, CADLike
 from yacv_server.myhttp import HTTPHandler
 from yacv_server.mylogger import logger
 from yacv_server.pubsub import BufferedPubSub
+from yacv_server.rwlock import RWLock
 from yacv_server.tessellate import _hashcode, tessellate
 
 
@@ -194,7 +194,7 @@ class YACV:
 
     def show_cad_all(self, **kwargs):
         """Publishes all CAD objects in the current scope to the server"""
-        all_cad = grab_all_cad()
+        all_cad = list(grab_all_cad())  # List for reproducible iteration order
         self.show(*[cad for _, cad in all_cad], names=[name for name, _ in all_cad], **kwargs)
 
     def remove(self, name: str):
@@ -278,9 +278,10 @@ class YACV:
                                       edges=event.kwargs.get('edges', True),
                                       vertices=event.kwargs.get('vertices', True))
                     glb_list_of_bytes = gltf.save_to_bytes()
-                    publish_to.publish(b''.join(glb_list_of_bytes))
-                    logger.info('export(%s) took %.3f seconds, %d parts', name, time.time() - start,
-                                len(gltf.meshes[0].primitives))
+                    glb_bytes = b''.join(glb_list_of_bytes)
+                    publish_to.publish(glb_bytes)
+                    logger.info('export(%s) took %.3f seconds, %s', name, time.time() - start,
+                                sizeof_fmt(len(glb_bytes)))
 
             # In either case return the elements of a subscription to the async generator
             subscription = self.build_events[name].subscribe()
@@ -324,9 +325,18 @@ _find_var_name_count = 0
 def _find_var_name(obj: any, avoid_levels: int = 2) -> str:
     """A hacky way to get a stable name for an object that may change over time"""
     global _find_var_name_count
+    obj_shape = get_shape(obj, error=False) or obj
     for frame in inspect.stack()[avoid_levels:]:
         for key, value in frame.frame.f_locals.items():
-            if value is obj:
+            if get_shape(value, error=False) is obj_shape:
                 return key
     _find_var_name_count += 1
     return 'unknown_var_' + str(_find_var_name_count)
+
+
+def sizeof_fmt(num, suffix="B"):
+    for unit in ("", "Ki", "Mi", "Gi", "Ti", "Pi", "Ei", "Zi"):
+        if abs(num) < 1024.0:
+            return f"{num:3.1f}{unit}{suffix}"
+        num /= 1024.0
+    return f"{num:.1f}Yi{suffix}"

yarn.lock

@@ -390,7 +390,7 @@
   resolved "https://registry.yarnpkg.com/@esbuild/win32-x64/-/win32-x64-0.20.2.tgz#9c907b21e30a52db959ba4f80bb01a0cc403d5cc"
   integrity sha512-N49X4lJX27+l9jbLKSqZ6bKNjzQvHaT8IIFUy+YIqmXQdjYCToGWwOItDrfby14c78aDd5NHQl29xingXfCdLQ==
 
-"@gltf-transform/core@^3.10.0", "@gltf-transform/core@^3.10.1":
+"@gltf-transform/core@^3.10.1":
   version "3.10.1"
   resolved "https://registry.yarnpkg.com/@gltf-transform/core/-/core-3.10.1.tgz#d99c060b499482ed2c3304466405bf4c10939831"
   integrity sha512-50OYemknGNxjBmiOM6iJp04JAu0bl9jvXJfN/gFt9QdJO02cPDcoXlTfSPJG6TVWDcfl0xPlsx1vybcbPVGFcQ==
@@ -795,11 +795,6 @@
     "@tufjs/canonical-json" "2.0.0"
     minimatch "^9.0.3"
 
-"@tweenjs/tween.js@~23.1.1":
-  version "23.1.1"
-  resolved "https://registry.yarnpkg.com/@tweenjs/tween.js/-/tween.js-23.1.1.tgz#0ae28ed9c635805557f78c2626464018d5f1b5e2"
-  integrity sha512-ZpboH7pCPPeyBWKf8c7TJswtCEQObFo3bOBYalm99NzZarATALYCo5OhbCa/n4RQyJyHfhkdx+hNrdL5ByFYDw==
-
 "@types/estree@1.0.5":
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-1.0.5.tgz#a6ce3e556e00fd9895dd872dd172ad0d4bd687f4"
@@ -822,12 +817,11 @@
   resolved "https://registry.yarnpkg.com/@types/stats.js/-/stats.js-0.17.3.tgz#705446e12ce0fad618557dd88236f51148b7a935"
   integrity sha512-pXNfAD3KHOdif9EQXZ9deK82HVNaXP5ZIF5RP2QG6OQFNTaY2YIetfrE9t528vEreGQvEPRDDc8muaoYeK0SxQ==
 
-"@types/three@^0.162.0":
-  version "0.162.0"
-  resolved "https://registry.yarnpkg.com/@types/three/-/three-0.162.0.tgz#79d170c88f14b2eaee6b76af00fc4016a533e586"
-  integrity sha512-0j5yZcVukVIhrhSIC7+LmBPkkMoMuEJ1AfYBZfgNytdYqYREMuiyXWhYOMeZLBElTEAlJIZn7r2W3vqTIgjWlg==
+"@types/three@^0.160.0":
+  version "0.160.0"
+  resolved "https://registry.yarnpkg.com/@types/three/-/three-0.160.0.tgz#7915a97e0a14ccaa9ccbb9f190c5730b04a23075"
+  integrity sha512-jWlbUBovicUKaOYxzgkLlhkiEQJkhCVvg4W2IYD2trqD2om3VK4DGLpHH5zQHNr7RweZK/5re/4IVhbhvxbV9w==
   dependencies:
-    "@tweenjs/tween.js" "~23.1.1"
     "@types/stats.js" "*"
     "@types/webxr" "*"
     fflate "~0.6.10"
@@ -2915,10 +2909,10 @@ three@^0.125.0:
   resolved "https://registry.yarnpkg.com/three/-/three-0.125.2.tgz#dcba12749a2eb41522e15212b919cd3fbf729b12"
   integrity sha512-7rIRO23jVKWcAPFdW/HREU2NZMGWPBZ4XwEMt0Ak0jwLUKVJhcKM55eCBWyGZq/KiQbeo1IeuAoo/9l2dzhTXA==
 
-three@^0.162.0:
-  version "0.162.0"
-  resolved "https://registry.yarnpkg.com/three/-/three-0.162.0.tgz#b15a511f1498e0c42d4d00bbb411c7527b06097e"
-  integrity sha512-xfCYj4RnlozReCmUd+XQzj6/5OjDNHBy5nT6rVwrOKGENAvpXe2z1jL+DZYaMu4/9pNsjH/4Os/VvS9IrH7IOQ==
+three@^0.160.1:
+  version "0.160.1"
+  resolved "https://registry.yarnpkg.com/three/-/three-0.160.1.tgz#61fe2907312e8604b1f64187f58e047503847413"
+  integrity sha512-Bgl2wPJypDOZ1stAxwfWAcJ0WQf7QzlptsxkjYiURPz+n5k4RBDLsq+6f9Y75TYxn6aHLcWz+JNmwTOXWrQTBQ==
 
 to-fast-properties@^2.0.0:
   version "2.0.0"