Merge pull request #5461 from AnalyticalGraphicsInc/3d-tiles-cleanup

3D Tiles Cleanup

Apps/Sandcastle/gallery/3D Tiles Batch Table Hierarchy.html

@@ -148,7 +148,7 @@
             ["${suffix} === 'knob'", "color('yellow')"],
             ["${suffix} === ''", "color('lime')"],
             ["${suffix} === null", "color('gray')"],
-            ["true", "color('blue'"]
+            ["true", "color('blue')"]
         ]
     }
 });

Source/Core/Heap.js

@@ -59,7 +59,7 @@ define([
         },
 
         /**
-         * Gets and sets the maximum size of the heap.
+         * Gets or sets the maximum size of the heap.
          *
          * @memberof Heap.prototype
          *

Source/Core/ManagedArray.js

@@ -49,7 +49,7 @@ define([
          * @type Array
          * @readonly
          */
-        internalArray : {
+        values : {
             get : function() {
                 return this._array;
             }

Source/Scene/AttributeType.js

@@ -0,0 +1,74 @@
+/*global define*/
+define([
+        '../Core/freezeObject'
+    ], function(
+        freezeObject) {
+    'use strict';
+
+    /**
+     * An enum describing the attribute type for glTF and 3D Tiles.
+     *
+     * @exports AttributeType
+     *
+     * @private
+     */
+    var AttributeType = {
+        /**
+         * The attribute is a single component.
+         *
+         * @type {String}
+         * @constant
+         */
+        SCALAR : 'SCALAR',
+
+        /**
+         * The attribute is a two-component vector.
+         *
+         * @type {String}
+         * @constant
+         */
+        VEC2 : 'VEC2',
+
+        /**
+         * The attribute is a three-component vector.
+         *
+         * @type {String}
+         * @constant
+         */
+        VEC3 : 'VEC3',
+
+        /**
+         * The attribute is a four-component vector.
+         *
+         * @type {String}
+         * @constant
+         */
+        VEC4 : 'VEC4',
+
+        /**
+         * The attribute is a 2x2 matrix.
+         *
+         * @type {String}
+         * @constant
+         */
+        MAT2 : 'MAT2',
+
+        /**
+         * The attribute is a 3x3 matrix.
+         *
+         * @type {String}
+         * @constant
+         */
+        MAT3 : 'MAT3',
+
+        /**
+         * The attribute is a 4x4 matrix.
+         *
+         * @type {String}
+         * @constant
+         */
+        MAT4 : 'MAT4'
+    };
+
+    return freezeObject(AttributeType);
+});

Source/Scene/Batched3DModel3DTileContent.js

@@ -1,44 +1,59 @@
 /*global define*/
 define([
+        '../Core/Check',
         '../Core/Color',
         '../Core/defaultValue',
         '../Core/defined',
         '../Core/defineProperties',
         '../Core/deprecationWarning',
         '../Core/destroyObject',
         '../Core/DeveloperError',
+        '../Core/FeatureDetection',
         '../Core/getAbsoluteUri',
         '../Core/getBaseUri',
         '../Core/getStringFromTypedArray',
         '../Core/RequestType',
+        '../Core/RuntimeError',
         './Cesium3DTileBatchTable',
         './Cesium3DTileFeature',
         './Cesium3DTileFeatureTable',
         './getAttributeOrUniformBySemantic',
         './Model'
     ], function(
+        Check,
         Color,
         defaultValue,
         defined,
         defineProperties,
         deprecationWarning,
         destroyObject,
         DeveloperError,
+        FeatureDetection,
         getAbsoluteUri,
         getBaseUri,
         getStringFromTypedArray,
         RequestType,
+        RuntimeError,
         Cesium3DTileBatchTable,
         Cesium3DTileFeature,
         Cesium3DTileFeatureTable,
         getAttributeOrUniformBySemantic,
         Model) {
     'use strict';
 
+    // Bail out if the browser doesn't support typed arrays, to prevent the setup function
+    // from failing, since we won't be able to create a WebGL context anyway.
+    if (!FeatureDetection.supportsTypedArrays()) {
+        return {};
+    }
+
     /**
      * Represents the contents of a
      * {@link https://github.com/AnalyticalGraphicsInc/3d-tiles/blob/master/TileFormats/Batched3DModel/README.md|Batched 3D Model}
      * tile in a {@link https://github.com/AnalyticalGraphicsInc/3d-tiles/blob/master/README.md|3D Tiles} tileset.
+     * <p>
+     * Implements the {@link Cesium3DTileContent} interface.
+     * </p>
      *
      * @alias Batched3DModel3DTileContent
      * @constructor
@@ -54,7 +69,7 @@ define([
         this._features = undefined;
 
         /**
-         * Part of the {@link Cesium3DTileContent} interface.
+         * @inheritdoc Cesium3DTileContent#featurePropertiesDirty
          */
         this.featurePropertiesDirty = false;
 
@@ -66,7 +81,7 @@ define([
 
     defineProperties(Batched3DModel3DTileContent.prototype, {
         /**
-         * Part of the {@link Cesium3DTileContent} interface.
+         * @inheritdoc Cesium3DTileContent#featuresLength
          */
         featuresLength : {
             get : function() {
@@ -75,7 +90,7 @@ define([
         },
 
         /**
-         * Part of the {@link Cesium3DTileContent} interface.
+         * @inheritdoc Cesium3DTileContent#pointsLength
          */
         pointsLength : {
             get : function() {
@@ -84,7 +99,7 @@ define([
         },
 
         /**
-         * Part of the {@link Cesium3DTileContent} interface.
+         * @inheritdoc Cesium3DTileContent#trianglesLength
          */
         trianglesLength : {
             get : function() {
@@ -93,7 +108,7 @@ define([
         },
 
         /**
-         * Part of the {@link Cesium3DTileContent} interface.
+         * @inheritdoc Cesium3DTileContent#geometryByteLength
          */
         geometryByteLength : {
             get : function() {
@@ -102,7 +117,7 @@ define([
         },
 
         /**
-         * Part of the {@link Cesium3DTileContent} interface.
+         * @inheritdoc Cesium3DTileContent#texturesByteLength
          */
         texturesByteLength : {
             get : function() {
@@ -111,7 +126,7 @@ define([
         },
 
         /**
-         * Part of the {@link Cesium3DTileContent} interface.
+         * @inheritdoc Cesium3DTileContent#batchTableByteLength
          */
         batchTableByteLength : {
             get : function() {
@@ -120,7 +135,7 @@ define([
         },
 
         /**
-         * Part of the {@link Cesium3DTileContent} interface.
+         * @inheritdoc Cesium3DTileContent#innerContents
          */
         innerContents : {
             get : function() {
@@ -129,7 +144,7 @@ define([
         },
 
         /**
-         * Part of the {@link Cesium3DTileContent} interface.
+         * @inheritdoc Cesium3DTileContent#readyPromise
          */
         readyPromise : {
             get : function() {
@@ -138,7 +153,7 @@ define([
         },
 
         /**
-         * Part of the {@link Cesium3DTileContent} interface.
+         * @inheritdoc Cesium3DTileContent#tileset
          */
         tileset : {
             get : function() {
@@ -147,7 +162,7 @@ define([
         },
 
         /**
-         * Part of the {@link Cesium3DTileContent} interface.
+         * @inheritdoc Cesium3DTileContent#tile
          */
         tile : {
             get : function() {
@@ -156,7 +171,7 @@ define([
         },
 
         /**
-         * Part of the {@link Cesium3DTileContent} interface.
+         * @inheritdoc Cesium3DTileContent#url
          */
         url: {
             get: function() {
@@ -165,7 +180,7 @@ define([
         },
 
         /**
-         * Part of the {@link Cesium3DTileContent} interface.
+         * @inheritdoc Cesium3DTileContent#batchTable
          */
         batchTable : {
             get : function() {
@@ -229,12 +244,10 @@ define([
         var view = new DataView(arrayBuffer);
         byteOffset += sizeOfUint32;  // Skip magic
 
-        //>>includeStart('debug', pragmas.debug);
         var version = view.getUint32(byteOffset, true);
         if (version !== 1) {
-            throw new DeveloperError('Only Batched 3D Model version 1 is supported.  Version ' + version + ' is not.');
+            throw new RuntimeError('Only Batched 3D Model version 1 is supported.  Version ' + version + ' is not.');
         }
-        //>>includeEnd('debug');
         byteOffset += sizeOfUint32;
 
         var byteLength = view.getUint32(byteOffset, true);
@@ -324,11 +337,9 @@ define([
         content._batchTable = batchTable;
 
         var gltfByteLength = byteStart + byteLength - byteOffset;
-        //>>includeStart('debug', pragmas.debug);
         if (gltfByteLength === 0) {
-            throw new DeveloperError('glTF byte length is zero, i3dm must have a glTF to instance.');
+            throw new RuntimeError('glTF byte length must be greater than 0.');
         }
-        //>>includeEnd('debug');
         var gltfView = new Uint8Array(arrayBuffer, byteOffset, gltfByteLength);
 
         var pickObject = {
@@ -373,18 +384,18 @@ define([
     }
 
     /**
-     * Part of the {@link Cesium3DTileContent} interface.
+     * @inheritdoc Cesium3DTileContent#hasProperty
      */
     Batched3DModel3DTileContent.prototype.hasProperty = function(batchId, name) {
         return this._batchTable.hasProperty(batchId, name);
     };
 
     /**
-     * Part of the {@link Cesium3DTileContent} interface.
+     * @inheritdoc Cesium3DTileContent#getFeature
      */
     Batched3DModel3DTileContent.prototype.getFeature = function(batchId) {
-        var featuresLength = this.featuresLength;
         //>>includeStart('debug', pragmas.debug);
+        var featuresLength = this.featuresLength;
         if (!defined(batchId) || (batchId < 0) || (batchId >= featuresLength)) {
             throw new DeveloperError('batchId is required and between zero and featuresLength - 1 (' + (featuresLength - 1) + ').');
         }
@@ -395,7 +406,7 @@ define([
     };
 
     /**
-     * Part of the {@link Cesium3DTileContent} interface.
+     * @inheritdoc Cesium3DTileContent#applyDebugSettings
      */
     Batched3DModel3DTileContent.prototype.applyDebugSettings = function(enabled, color) {
         color = enabled ? color : Color.WHITE;
@@ -407,14 +418,14 @@ define([
     };
 
     /**
-     * Part of the {@link Cesium3DTileContent} interface.
+     * @inheritdoc Cesium3DTileContent#applyStyle
      */
     Batched3DModel3DTileContent.prototype.applyStyle = function(frameState, style) {
         this._batchTable.applyStyle(frameState, style);
     };
 
     /**
-     * Part of the {@link Cesium3DTileContent} interface.
+     * @inheritdoc Cesium3DTileContent#update
      */
     Batched3DModel3DTileContent.prototype.update = function(tileset, frameState) {
         var commandStart = frameState.commandList.length;
@@ -436,14 +447,14 @@ define([
    };
 
     /**
-     * Part of the {@link Cesium3DTileContent} interface.
+     * @inheritdoc Cesium3DTileContent#isDestroyed
      */
     Batched3DModel3DTileContent.prototype.isDestroyed = function() {
         return false;
     };
 
     /**
-     * Part of the {@link Cesium3DTileContent} interface.
+     * @inheritdoc Cesium3DTileContent#destroy
      */
     Batched3DModel3DTileContent.prototype.destroy = function() {
         this._model = this._model && this._model.destroy();