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/*
* Copyright 2010, 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,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* A DrawElement causes an Element to be Drawn with a particular material.
* You can override other Effect parameters by adding corresponding params to
* the DrawElement.
*
* @param {!o3d.Material} opt_material The material used to render this element.
* @constructor
*/
o3d.DrawElement = function(opt_material) {
o3d.ParamObject.call(this);
/**
* The Material for this DrawElement. If it is null the material of
* owner will be used.
* @type {o3d.Material}
*/
this.material = opt_material || null;
/**
* The current owner of this Draw Element. Set to null to stop being owned.
*
* Note: DrawElements are referenced by the Pack they are created in
* and their owner. If the DrawElement is removed from its Pack then
* setting the owner to null will free the DrawElement. Or, visa
* versa, if you set the DrawElement's owner to null then removing
* it from its Pack will free the DrawElement.
* @type {o3d.Element}
*/
this.owner_ = null;
};
o3d.inherit('DrawElement', 'ParamObject');
o3d.ParamObject.setUpO3DParam_(o3d.DrawElement, 'material', 'ParamMaterial');
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