fix dimension tag bugs

src/Scene.js

@@ -16,13 +16,7 @@ import { AxesHelper } from './axes'
 import CSG from "../lib/three-csg"
 
 
-const eq = (a1, a2) => {
-  if (a1.length != a2.length) return false
-  for (let i = 0; i < a1.length; i++) {
-    if (a1[i] != a2[i]) return false
-  }
-  return true
-}
+
 
 window.loader = new THREE.ObjectLoader();
 window.id = 0

src/Sketch.js

@@ -313,9 +313,10 @@ class Sketch {
       obj.geometry.dispose()
       obj.material.dispose()
 
-      for (let c_id of obj.userData.constraints) {
+      for (let c_id of obj.userData.constraints.slice()) { // i hate js
         this.deleteConstraints(c_id)
       }
+      obj.userData.constraints = []
     }
 
     this.obj3d.children.splice(i, link.length)
@@ -336,10 +337,11 @@ class Sketch {
     }
     this.constraints.delete(c_id)
 
-    for (let i = 0; i < this.obj3d.children[1].children.length; i++) {
-      if (this.obj3d.children[1].children[i].name == c_id) {
-        this.obj3d.children[1].children.splice(i, i + 2).forEach(
+    for (let i = 0; i < this.dimGroup.children.length; i++) {
+      if (this.dimGroup.children[i].name == c_id) {
+        this.dimGroup.children.splice(i, i + 2).forEach(
           e => {
+            if (e.label) e.label.remove()
             e.geometry.dispose()
             e.material.dispose()
           }

src/extrude.js

@@ -1,7 +1,6 @@
 import * as THREE from '../node_modules/three/src/Three';
 import { color } from './shared'
 export function extrude(sketch, depth) {
-  console.log(sketch, 'here')
 
   let constraints = sketch.constraints;
   let linkedObjs = sketch.linkedObjs;
@@ -9,63 +8,70 @@ export function extrude(sketch, depth) {
   let objIdx = sketch.objIdx;
   let visited = new Set()
   let v2s = []
-  let offSetPts = []
-
-
 
   function findPair(node) {
+    console.log(node.name,'xx')
     if (node.userData.construction) return;
     visited.add(node)
     let linkedObj = linkedObjs.get(node.userData.l_id)
     let arr;
+
+    let lineNode
     if (linkedObj[0] == 'line') {
-      arr = children[objIdx.get(linkedObj[1][2])].geometry.attributes.position.array
+      lineNode = linkedObj[1][2]
     } else if (linkedObj[0] == 'arc') {
-      arr = children[objIdx.get(linkedObj[1][3])].geometry.attributes.position.array
+      lineNode = linkedObj[1][3]
     }
+
+    arr = children[objIdx.get(lineNode)].geometry.attributes.position.array
+    let nextIdx
+    if (linkedObj[1][0] == node.name) {
+      nextIdx = 1
       for (let i = 0; i < arr.length; i += 3) {
         v2s.push(new THREE.Vector2(arr[i], arr[i + 1]))
       }
+    } else {
+      nextIdx = 0
+      for (let i = arr.length - 3; i >= 0; i -= 3) {
+        v2s.push(new THREE.Vector2(arr[i], arr[i + 1]))
+      }
+    }
 
-    offSetPts.push(arr[0], arr[1]) //make work points for sketch creation
-    // offSetPts.push(arr[arr.length - 3], arr[arr.length - 2])
-
-    for (let i = 0; i < 2; i++) {
     let d = children[
       objIdx.get(
-          linkedObj[1][i]
+        linkedObj[1][nextIdx]
       )
     ]
-      if (d == -1 || d == node) continue;
-      if (d == children[4]) {
+    if (d == children[2]) {
       console.log('pair found')
     };
     findTouching(d)
-    }
 
   }
 
 
   function findTouching(node) {
+    console.log(node.name,'yy')
     for (let t of node.userData.constraints) {
+      console.log(constraints.get(t)[2],node.name )
       if (constraints.get(t)[0] != 'points_coincident') continue
       for (let c of constraints.get(t)[2]) {
         if (c == -1) continue;
         const d = children[objIdx.get(c)]
         if (d == node) continue;
-        if (d == children[4]) {
+        if (d == children[2]) {
           console.log('loop found')
         } else {
-          if (!visited.has(d)) {
+          // if (!visited.has(d)) {
             findPair(d)
-          }
+          // }
         };
       }
     }
   }
 
 
-  findPair(children[4]) //??? need fixing
+  findPair(children[2]) //??? need fixing
 
   const shape = new THREE.Shape(v2s);
   // const extrudeSettings = { depth: Math.abs(depth), bevelEnabled: false };
@@ -74,29 +80,29 @@ export function extrude(sketch, depth) {
 
   const geometry = new THREE.ExtrudeGeometry(shape, extrudeSettings);
 
-  // const material = new THREE.MeshLambertMaterial({
-  // const material = new THREE.MeshPhongMaterial({
-  //   color: color.mesh,
-  //   emissive: color.emissive,
-  // });
+  const material = new THREE.MeshPhongMaterial({
+    color: color.mesh,
+    emissive: color.emissive,
+    // wireframe:true
+  });
 
-  // const mesh = new THREE.Mesh(geometry, material)
+  const mesh = new THREE.Mesh(geometry, material)
 
   // const material = new THREE.MeshPhongMaterial({
   // color: color.mesh,
   // });
-  // const wireframe = new THREE.EdgesGeometry( geometry );
+
+  // const wireframe = new THREE.WireframeGeometry( geometry );
   // const mesh = new THREE.LineSegments( wireframe );
-  // // mesh.material.depthTest = false;
-  // // mesh.material.opacity = 0.25;
-  // // mesh.material.transparent = true;
-  // mesh.material.transparent = false;
+  // mesh.material.depthTest = true;
+  // mesh.material.opacity = 0.8;
+  // mesh.material.transparent = true;
 
-  const edges = new THREE.EdgesGeometry( geometry, 15 );
-  edges.type  = 'BufferGeometry'
-  edges.parameters = undefined
+  // const edges = new THREE.EdgesGeometry( geometry, 15 );
+  // edges.type  = 'BufferGeometry'
+  // edges.parameters = undefined
 
-  const mesh = new THREE.LineSegments( edges, new THREE.LineBasicMaterial( { color: 0x000000 } ) );
+  // const mesh = new THREE.LineSegments( edges, new THREE.LineBasicMaterial( { color: 0x000000 } ) );
 
 
 

wasm/solver.c

@@ -105,16 +105,16 @@ int solver(int nPts, float *p_ptr, int nConst, float *c_ptr, int nLinks, float *
     l_ptr += 4;
   }
 
-  int c_id = 1;
+  int c_pre = 1;
   sys.constraint[sys.constraints++] = Slvs_MakeConstraint(
-      c_id++, 2,
+      c_pre++, 2,
       SLVS_C_POINTS_COINCIDENT,
       200,
       -1,
       101, geomStartIdx, -1, -1);
 
-  // it's 2 + nConst because c_id at this point is 2
-  for (; c_id < 2 + nConst; c_id++, c_ptr += 6)
+
+  for (int c_id=c_pre; c_id < c_pre + nConst; c_id++, c_ptr += 6)
   {
     sys.constraint[sys.constraints++] = Slvs_MakeConstraint(
         c_id, g,