stl-exporter/build/faceVertexMeshToAsciiStl.js

Convert face-vertex, or polygon meshes to ascii and binary STLs

// Generated by CoffeeScript 1.12.7
(function() {
  var createBeautifiedFacetString, createFacetString;

  createFacetString = require('./helpers/createFacetString');

  createBeautifiedFacetString = require('./helpers/createBeautifiedFacetString');

  module.exports = function(model, options) {
    var faceNormalCoordinates, faceVertexIndices, name, stl, stringifyFaceNormal, stringifyVector, vertexCoordinates;
    if (options == null) {
      options = {};
    }
    if (options.beautify == null) {
      options.beautify = false;
    }
    if (options.fileName == null) {
      options.fileName = 'model';
    }
    faceNormalCoordinates = model.faceNormalCoordinates, faceVertexIndices = model.faceVertexIndices, vertexCoordinates = model.vertexCoordinates, name = model.name;
    stringifyFaceNormal = function(index) {
      return faceNormalCoordinates[index] + ' ' + faceNormalCoordinates[index + 1] + ' ' + faceNormalCoordinates[index + 2];
    };
    stringifyVector = function(index) {
      return vertexCoordinates[index * 3] + ' ' + vertexCoordinates[(index * 3) + 1] + ' ' + vertexCoordinates[(index * 3) + 2];
    };
    stl = "solid " + name + "\n";
    if (options.beautify) {
      stl += createBeautifiedFacetString(vertexCoordinates, faceVertexIndices, faceNormalCoordinates);
    } else {
      stl += createFacetString(vertexCoordinates, faceVertexIndices, faceNormalCoordinates);
    }
    stl += "endsolid " + name + "\n";
    return stl;
  };

}).call(this);