63 lines
2.3 KiB
JavaScript
63 lines
2.3 KiB
JavaScript
let rhino3dm = require ('../../../libs/rhino3dm.min.js')
|
|
let fs = require ('fs');
|
|
let path = require ('path');
|
|
|
|
function Write3dmFileToJson (rhino, rhinoFileName, outputFolder)
|
|
{
|
|
console.log ('Writing 3dm to json: ' + outputFolder);
|
|
if (!fs.existsSync (outputFolder)){
|
|
fs.mkdirSync (outputFolder);
|
|
}
|
|
let inputBuffer = fs.readFileSync (rhinoFileName, null).buffer;
|
|
let inputArray = new Uint8Array (inputBuffer);
|
|
let inputDoc = rhino.File3dm.fromByteArray (inputArray);
|
|
let objects = inputDoc.objects ();
|
|
for (let i = 0; i < objects.count; i++) {
|
|
let mesh = objects.get (i).geometry ();
|
|
if (mesh instanceof rhino.Mesh) {
|
|
let threeJson = mesh.toThreejsJSON ();
|
|
let jsonFileName = path.join (outputFolder, 'mesh' + i + '.json');
|
|
fs.writeFileSync (jsonFileName, JSON.stringify (threeJson, null, 4));
|
|
}
|
|
}
|
|
}
|
|
|
|
function WriteJsonTo3dmFile (rhino, inputFolder)
|
|
{
|
|
console.log ('Writing json to 3dm: ' + inputFolder);
|
|
let outputDoc = new rhino.File3dm ();
|
|
let fileNames = fs.readdirSync (inputFolder);
|
|
for (let i = 0; i < fileNames.length; i++) {
|
|
let fileName = fileNames[i];
|
|
if (path.extname (fileName) != '.json') {
|
|
continue;
|
|
}
|
|
let filePath = path.join (inputFolder, fileName);
|
|
let fileContent = fs.readFileSync (filePath);
|
|
let jsonContent = JSON.parse (fileContent);
|
|
let rhinoMesh = new rhino.Mesh.createFromThreejsJSON (jsonContent);
|
|
outputDoc.objects ().add (rhinoMesh, null);
|
|
}
|
|
let writeOptions = new rhino.File3dmWriteOptions ();
|
|
writeOptions.version = 6;
|
|
let outputBuffer = outputDoc.toByteArray (writeOptions);
|
|
fs.writeFileSync (path.join (inputFolder, 'model.3dm'), outputBuffer);
|
|
}
|
|
|
|
if (!fs.existsSync ('output')){
|
|
fs.mkdirSync ('output');
|
|
}
|
|
|
|
rhino3dm ().then (async function (rhinoIn) {
|
|
Write3dmFileToJson (rhinoIn, 'input/hello_mesh.3dm', 'output/hello_mesh');
|
|
Write3dmFileToJson (rhinoIn, 'input/one_cube.3dm', 'output/one_cube');
|
|
Write3dmFileToJson (rhinoIn, 'input/two_cubes.3dm', 'output/two_cubes');
|
|
Write3dmFileToJson (rhinoIn, 'input/three_cubes.3dm', 'output/three_cubes');
|
|
rhino3dm ().then (async function (rhinoOut) {
|
|
WriteJsonTo3dmFile (rhinoOut, 'output/hello_mesh');
|
|
WriteJsonTo3dmFile (rhinoOut, 'output/one_cube');
|
|
WriteJsonTo3dmFile (rhinoOut, 'output/two_cubes');
|
|
WriteJsonTo3dmFile (rhinoOut, 'output/three_cubes');
|
|
});
|
|
});
|