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mrdoobmrdoob
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Editor: Added PLY support.
1 parent 7525b2b commit b3e3cd7

2 files changed

Lines changed: 50 additions & 19 deletions

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‎editor/index.html‎

Lines changed: 27 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -73,6 +73,7 @@
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<script src="../examples/js/loaders/BinaryLoader.js"></script>
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<script src="../examples/js/loaders/ColladaLoader.js"></script>
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<script src="../examples/js/loaders/OBJLoader.js"></script>
76+
<script src="../examples/js/loaders/PLYLoader.js"></script>
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<script src="../examples/js/loaders/STLLoader.js"></script>
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<script src="../examples/js/loaders/UTF8Loader.js"></script>
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<script src="../examples/js/loaders/VTKLoader.js"></script>
@@ -393,6 +394,32 @@
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break;
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397+
case 'ply':
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var reader = new FileReader();
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reader.addEventListener( 'load', function ( event ) {
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var contents = event.target.result;
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console.log( contents );
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var geometry = new THREE.PLYLoader().parse( contents );
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geometry.sourceType = "ply";
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geometry.sourceFile = file.name;
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var material = new THREE.MeshPhongMaterial();
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var mesh = new THREE.Mesh( geometry, material );
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mesh.name = filename;
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signals.objectAdded.dispatch( mesh );
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signals.objectSelected.dispatch( mesh );
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}, false );
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reader.readAsText( file );
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break;
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case 'stl':
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var reader = new FileReader();

‎examples/js/loaders/PLYLoader.js‎

Lines changed: 23 additions & 19 deletions
Original file line numberDiff line numberDiff line change
@@ -36,8 +36,7 @@ THREE.PLYLoader.prototype = {
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request.addEventListener( 'load', function ( event ) {
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var geometry;
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geometry = scope.parse( event.target.response );
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var geometry = scope.parse( event.target.response );
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scope.dispatchEvent( { type: 'load', content: geometry } );
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@@ -70,7 +69,7 @@ THREE.PLYLoader.prototype = {
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for(var i = 0; i < buf.byteLength; i++) {
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str += String.fromCharCode(array_buffer[i]); // implicitly assumes little-endian
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}
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return str;
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},
@@ -79,23 +78,28 @@ THREE.PLYLoader.prototype = {
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// currently only supports ASCII encoded files.
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return true;
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},
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parse: function (buf) {
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},
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parse: function ( data ) {
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if ( data instanceof ArrayBuffer ) {
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return this.isASCII( data )
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? this.parseASCII( this.bin2str( data ) )
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: this.parseBinary( data );
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if( this.isASCII(buf) ) {
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var str = this.bin2str(buf);
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return this.parseASCII(str);
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} else {
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return this.parseBinary(buf);
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return this.parseASCII( data );
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}
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},
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},
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parseASCII: function ( data ) {
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// PLY ascii format specification, as per http://en.wikipedia.org/wiki/PLY_(file_format)
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// PLY ascii format specification, as per http://en.wikipedia.org/wiki/PLY_(file_format)
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var geometry = new THREE.Geometry();
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@@ -106,13 +110,13 @@ THREE.PLYLoader.prototype = {
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if ( ( result = patternHeader.exec( data ) ) != null ) {
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header = result [ 1 ];
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}
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var patternBody = /end_header([\s\S]*)$/;
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var body = "";
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if ( ( result = patternBody.exec( data ) ) != null ) {
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body = result [ 1 ];
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}
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var patternVertexCount = /element[\s]+vertex[\s]+(\d+)/g;
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var vertexCount = 0;
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if ( ( result = patternVertexCount.exec( header ) ) != null ) {
@@ -124,9 +128,9 @@ THREE.PLYLoader.prototype = {
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if ( ( result = patternFaceCount.exec( header ) ) != null ) {
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faceCount = parseInt( result[ 1 ] );
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}
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if ( vertexCount != 0 && faceCount != 0 ) {
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// Vertex
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// Vertex
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// assume x y z
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var patternVertex = /([-+]?[0-9]+\.?[0-9]*([eE][-+]?[0-9]+)?)+[\s]+([-+]?[0-9]*\.?[0-9]+([eE][-+]?[0-9]+)?)+[\s]+([-+]?[0-9]*\.?[0-9]+([eE][-+]?[0-9]+)?)+/g;
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for ( var i = 0; i < vertexCount; i++) {
@@ -137,7 +141,7 @@ THREE.PLYLoader.prototype = {
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return geometry;
138142
}
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}
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// Face
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// assume 3 index0 index1 index2
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var patternFace = /3[\s]+([-+]?[0-9]+)[\s]+([-+]?[0-9]+)[\s]+([-+]?[0-9]+)/g;
@@ -149,7 +153,7 @@ THREE.PLYLoader.prototype = {
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return geometry;
150154
}
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}
152-
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} else {
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console.error( 'Header error: vertexCount(' + vertexCount + '), faceCount(' + faceCount + ').' );
155159
}
@@ -165,7 +169,7 @@ THREE.PLYLoader.prototype = {
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166170
// not supported yet
167171
console.error('Not supported yet.');
168-
172+
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}
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