/*
 * Copyright 2009, Google Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */


/**
 * @fileoverview This file contains various functions for helping setup
 * packs for o3d.  It puts them in the "pack" module on the o3djs
 * object.
 *
 *     Note: This library is only a sample. It is not meant to be some official
 *     library. It is provided only as example code.
 *
 */

o3djs.provide('o3djs.pack');

o3djs.require('o3djs.material');
o3djs.require('o3djs.shape');

/**
 * A Module with utilities for dealing with packs..
 * @namespace
 */
o3djs.pack = o3djs.pack || {};

/**
 * Prepares a pack for rendering.
 *
 * @param {!o3d.Pack} pack Pack to prepare.
 * @param {!o3djs.rendergraph.ViewInfo} viewInfo as returned from
 *     o3djs.rendergraph.createView.
 * @param {!o3d.Pack} opt_effectPack Pack to create effects in. If this is
 *     not specifed the pack to prepare above will be used.
 *
 * @see o3djs.material.prepareMaterials
 * @see o3djs.shape.prepareShapes
 */
o3djs.pack.preparePack = function(pack, viewInfo, opt_effectPack) {
  o3djs.material.prepareMaterials(pack, viewInfo, opt_effectPack);
  o3djs.shape.prepareShapes(pack);
};