From b6744931a2934ed1551b2c861ded3ebbae6d6fb2 Mon Sep 17 00:00:00 2001
From: Amanda Ghassaei <amandaghassaei@gmail.com>
Date: Fri, 23 Oct 2015 17:26:21 -0400
Subject: [PATCH] save stl as ascii
---
dependencies/THREE2STL.js | 161 ++++++++++++++++++++------------------
index.html | 2 +
js/cells/DMACell.js | 21 +++++
js/main.js | 4 +
js/menus/Navbar.js | 6 ++
js/models/FileSaver.js | 29 +++++--
js/three/ThreeModel.js | 2 +-
7 files changed, 138 insertions(+), 87 deletions(-)
diff --git a/dependencies/THREE2STL.js b/dependencies/THREE2STL.js
index 3bb79094..e63b0bb5 100755
--- a/dependencies/THREE2STL.js
+++ b/dependencies/THREE2STL.js
@@ -1,86 +1,91 @@
-function stlFromGeometry( geometry, options ) {
-
- // calculate the faces and normals if they are not yet present
- geometry.computeFaceNormals()
-
- var addX = 0
- var addY = 0
- var addZ = 0
- var download = false
-
- if ( options ) {
- if ( options.useObjectPosition ) {
- addX = geometry.mesh.position.x
- addY = geometry.mesh.position.y
- addZ = geometry.mesh.position.z
- }
-
- if ( options.download ) {
- download = true
- }
- }
+function stlFromGeometry( geometryArray, options ) {
-
- var facetToStl = function( verts, normal ) {
- var faceStl = ''
- faceStl += 'facet normal ' + normal.x + ' ' + normal.y + ' ' + normal.z + '\n'
- faceStl += 'outer loop\n'
-
- for ( var j = 0; j < 3; j++ ) {
- var vert = verts[j]
- faceStl += 'vertex ' + (vert.x+addX) + ' ' + (vert.y+addY) + ' ' + (vert.z+addZ) + '\n'
- }
-
- faceStl += 'endloop\n'
- faceStl += 'endfacet\n'
-
- return faceStl
- }
+ var addX = 0
+ var addY = 0
+ var addZ = 0
+ var download = false;
- // start bulding the STL string
- var stl = ''
- stl += 'solid\n'
-
- for ( var i = 0; i < geometry.faces.length; i++ ) {
- var face = geometry.faces[i]
-
- // if we have just a griangle, that's easy. just write them to the file
- if ( face.d === undefined ) {
- var verts = [
- geometry.vertices[ face.a ],
- geometry.vertices[ face.b ],
- geometry.vertices[ face.c ]
- ]
-
- stl += facetToStl( verts, face.normal )
-
- } else {
- // if it's a quad, we need to triangulate it first
- // split the quad into two triangles: abd and bcd
- var verts = []
- verts[0] = [
- geometry.vertices[ face.a ],
- geometry.vertices[ face.b ],
- geometry.vertices[ face.d ]
- ]
- verts[1] = [
- geometry.vertices[ face.b ],
- geometry.vertices[ face.c ],
- geometry.vertices[ face.d ]
- ]
-
- for ( var k = 0; k<2; k++ ) {
- stl += facetToStl( verts[k], face.normal )
- }
-
- }
- }
+ if ( options ) {
+// if ( options.useObjectPosition ) {
+// addX = geometry.mesh.position.x
+// addY = geometry.mesh.position.y
+// addZ = geometry.mesh.position.z
+// }
+
+ if ( options.download ) {
+ download = true;
+ }
+ }
+
+ // start bulding the STL string
+ var stl = '';
+ stl += 'solid\n';
+
+ var facetToStl = function( verts, normal ) {
+ var faceStl = '';
+ faceStl += 'facet normal ' + normal.x + ' ' + normal.y + ' ' + normal.z + '\n';
+ faceStl += 'outer loop\n';
+
+ for ( var j = 0; j < 3; j++ ) {
+ var vert = verts[j];
+ faceStl += 'vertex ' + (vert.x+addX) + ' ' + (vert.y+addY) + ' ' + (vert.z+addZ) + '\n';
+ }
+
+ faceStl += 'endloop\n';
+ faceStl += 'endfacet\n';
+
+ return faceStl;
+ };
+
+
+ for (var index=0;index<geometryArray.length;index++){
+
+ var geometry = geometryArray[index];
+// geometry.computeFaceNormals(); // calculate the faces and normals if they are not yet present
+
+ console.log(geometry);
+
+ for ( var i = 0; i < geometry.faces.length; i++ ) {
+ var face = geometry.faces[i];
+
+ // if we have just a griangle, that's easy. just write them to the file
+ if ( face.d === undefined ) {
+ var verts = [
+ geometry.vertices[ face.a ],
+ geometry.vertices[ face.b ],
+ geometry.vertices[ face.c ]
+ ];
+
+ stl += facetToStl( verts, face.normal );
+
+ } else {
+ // if it's a quad, we need to triangulate it first
+ // split the quad into two triangles: abd and bcd
+ var verts = [];
+ verts[0] = [
+ geometry.vertices[ face.a ],
+ geometry.vertices[ face.b ],
+ geometry.vertices[ face.d ]
+ ];
+ verts[1] = [
+ geometry.vertices[ face.b ],
+ geometry.vertices[ face.c ],
+ geometry.vertices[ face.d ]
+ ];
+
+ for ( var k = 0; k<2; k++ ) {
+ stl += facetToStl( verts[k], face.normal );
+ }
+
+ }
+ }
+ }
- stl += 'endsolid'
+ stl += 'endsolid';
if ( download ) {
- document.location = 'data:Application/octet-stream, ' + encodeURIComponent( stl )
+ document.location = 'data:Application/octet-stream, ' + encodeURIComponent( stl );
}
- return stl
+ return stl;
}
diff --git a/index.html b/index.html
index 8808cde8..404dc4db 100644
--- a/index.html
+++ b/index.html
@@ -83,6 +83,8 @@
</li>
</ul>
</li>
+ <li class="divider"></li>
+ <li><a id="exportSTL" href="#">Export STL</a></li>
</ul>
</li>
<li><a data-menu-id="navDesign" class="menuHoverControls" href="#">Design</a></li>
diff --git a/js/cells/DMACell.js b/js/cells/DMACell.js
index fc4230e2..4fd8903e 100644
--- a/js/cells/DMACell.js
+++ b/js/cells/DMACell.js
@@ -349,6 +349,27 @@ define(['underscore', 'three', 'threeModel', 'lattice', 'appState', 'globals', '
return this.superCell === null || this.superCell === undefined;
};
+ DMACell.prototype.getVisibleGeometry = function(){//for save stl
+ var meshes = this.getVisibleMeshes();
+ var geometry = [];
+ _.each(meshes, function(mesh){
+ geometry.push(mesh.geometry);
+ });
+ return geometry;
+ };
+
+ DMACell.prototype.getVisibleMeshes = function(){
+ if (!this.object3D.visible) return [];
+ var meshes = _.filter(this.object3D.children, function(child){
+ return child.visible && child instanceof THREE.Mesh
+ });
+ if (meshes.length > 0) return meshes;
+ if (!this.cells) return [];
+ this._loopCells(function(cell){
+ if (cell) meshes = meshes.concat(cell.getVisibleMeshes());
+ });
+ return meshes;
+ };
diff --git a/js/main.js b/js/main.js
index 759a4887..8708ab9c 100644
--- a/js/main.js
+++ b/js/main.js
@@ -23,6 +23,7 @@ require.config({
three: '../dependencies/three',
orbitControls: '../dependencies/OrbitControls',
stlLoader: '../dependencies/loaders/STLLoader',
+ stlExport: '../dependencies/THREE2STL',
threeModel: 'three/ThreeModel',
threeView: 'three/ThreeView',
fillGeometry: 'three/FillGeometry',
@@ -239,6 +240,9 @@ require.config({
deps: ['three'],
exports: 'THREE'
},
+ stlExport: {
+ exports: 'stlFromGeometry'
+ },
threeProjector: {
deps: ['three'],
exports: "THREE"
diff --git a/js/menus/Navbar.js b/js/menus/Navbar.js
index 7bc43847..c102bb09 100644
--- a/js/menus/Navbar.js
+++ b/js/menus/Navbar.js
@@ -19,6 +19,7 @@ define(['jquery', 'underscore', 'backbone', 'fileSaver', 'navViewMenu', 'appStat
"click .saveJSON": "_save",
"click .saveAsJSON": "_saveAs",
// "change #saveAsFileName": "_saveAs",//detect enter key
+ "click #exportSTL": "_saveSTL",
"click .importJSON": "_importJSON",
"change #jsonInput": "_selectJSONFiles",
@@ -122,6 +123,11 @@ define(['jquery', 'underscore', 'backbone', 'fileSaver', 'navViewMenu', 'appStat
$('#saveAsModel').modal('hide');
},
+ _saveSTL: function(e){
+ e.preventDefault();
+ fileSaver.saveSTL();
+ },
+
diff --git a/js/models/FileSaver.js b/js/models/FileSaver.js
index 500bf60a..7ba3899c 100644
--- a/js/models/FileSaver.js
+++ b/js/models/FileSaver.js
@@ -19,14 +19,14 @@ define(['underscore', 'fileSaverLib', 'lattice', 'materials', 'ribbon', 'menuWra
jsonString.replace(/\\"/g,"\uFFFF"); //U+ FFFF
jsonString = jsonString.replace(/\"([^"]+)\":/g,"$1:").replace(/\uFFFF/g,"\\\"");
var blob = new Blob([jsonString], {type: "text/plain;charset=utf-8"});
- saveAs(blob, name + "-forAmanda" + extension);
+ saveAs(blob, name + "-forAmanda" + "." + extension);
}
// });
}
function saveData(data, name, extension){
var blob = new Blob([data], {type: "text/plain;charset=utf-8"});
- saveAs(blob, name + extension);
+ saveAs(blob, name + "." + extension);
}
// function save(name){
@@ -35,7 +35,7 @@ define(['underscore', 'fileSaverLib', 'lattice', 'materials', 'ribbon', 'menuWra
// lattice:_getLatticeDataToSave(),
//// assembler:_getAssemblerDataToSave()
// };
-// _saveFile(data, name, ".json");
+// _saveFile(data, name, "json");
// }
function save(name){
@@ -44,7 +44,7 @@ define(['underscore', 'fileSaverLib', 'lattice', 'materials', 'ribbon', 'menuWra
assembly:_getLatticeDataToSave(),
materials:_getMaterialsDataToSave()
};
- _saveFile(data, name, ".json");
+ _saveFile(data, name, "json");
}
function saveAssembler(){
@@ -52,17 +52,17 @@ define(['underscore', 'fileSaverLib', 'lattice', 'materials', 'ribbon', 'menuWra
}
function saveSequences(seqArray, name){
- _saveFile(seqArray, name || "seqs", ".txt", true);
+ _saveFile(seqArray, name || "seqs", "txt", true);
}
function saveMaterial(id, material){
var data = {materials:{}};
data.materials[id] = material || _getMaterialDataToSave(id);
- _saveFile(data, data.materials[id].name, ".json");
+ _saveFile(data, data.materials[id].name, "json");
}
function saveMachineConfig(data){
- _saveFile(data, "Machine Config", ".json");
+ _saveFile(data, "Machine Config", "json");
}
function _getAssemblerDataToSave(){
@@ -129,6 +129,18 @@ define(['underscore', 'fileSaverLib', 'lattice', 'materials', 'ribbon', 'menuWra
object.trigger("change");
}
+ function saveSTL(){
+ require(['stlExport'], function(stlFromGeometry){
+ //merge geometry first
+ var geoArray = [];
+ lattice.loopCells(function(cell){
+ if (cell) geoArray = geoArray.concat(cell.getVisibleGeometry());
+ });
+ var stlString = stlFromGeometry(geoArray);
+ saveData(stlString, "DMAssembly", "stl");
+ });
+ }
+
return {//return public methods
// save: save,
@@ -138,6 +150,7 @@ define(['underscore', 'fileSaverLib', 'lattice', 'materials', 'ribbon', 'menuWra
saveMachineConfig: saveMachineConfig,
// saveAssembler: saveAssembler,
loadFile: loadFile,
- saveSequences: saveSequences
+ saveSequences: saveSequences,
+ saveSTL: saveSTL
}
});
\ No newline at end of file
diff --git a/js/three/ThreeModel.js b/js/three/ThreeModel.js
index 031e7b0b..ba87d984 100644
--- a/js/three/ThreeModel.js
+++ b/js/three/ThreeModel.js
@@ -197,7 +197,7 @@ define(['underscore', 'three'], function(_, THREE){
svgRenderer.render(scene, camera);
var XMLS = new XMLSerializer();
var svgfile = XMLS.serializeToString(svgRenderer.domElement);
- fileSaver.saveData(svgfile, "screenshot", ".svg");
+ fileSaver.saveData(svgfile, "screenshot", "svg");
})
}
--
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