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79 lines
2.8 KiB
JavaScript
Vendored
79 lines
2.8 KiB
JavaScript
Vendored
/**
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Copyright (c) 2008-2010 Ricardo Quesada
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Copyright (c) 2011-2012 cocos2d-x.org
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Copyright (c) 2013-2014 Chukong Technologies Inc.
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Copyright (c) 2008, Luke Benstead.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* A structure that represents an axis-aligned bounding box.
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* cc.kmAABB => cc.math.AABB
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*/
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cc.math.AABB = function (min, max) {
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/** The max corner of the box */
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this.min = min || new cc.math.Vec3();
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/** The min corner of the box */
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this.max = max || new cc.math.Vec3();
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};
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/**
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* Returns true if point is in the specified AABB, returns false otherwise.
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* @param {cc.math.Vec3} point
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* @returns {boolean}
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*/
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cc.math.AABB.prototype.containsPoint = function (point) {
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return (point.x >= this.min.x && point.x <= this.max.x &&
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point.y >= this.min.y && point.y <= this.max.y &&
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point.z >= this.min.z && point.z <= this.max.z);
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};
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/**
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* Returns true if point is in the specified AABB, returns
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* false otherwise.
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*/
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cc.math.AABB.containsPoint = function (pPoint, pBox) {
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return (pPoint.x >= pBox.min.x && pPoint.x <= pBox.max.x &&
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pPoint.y >= pBox.min.y && pPoint.y <= pBox.max.y &&
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pPoint.z >= pBox.min.z && pPoint.z <= pBox.max.z);
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};
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/**
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* Assigns aabb to current AABB object
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* @param {cc.math.AABB} aabb
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*/
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cc.math.AABB.prototype.assignFrom = function(aabb){
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this.min.assignFrom(aabb.min);
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this.max.assignFrom(aabb.max);
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};
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/**
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* Assigns pIn to pOut, returns pOut.
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*/
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cc.math.AABB.assign = function (pOut, pIn) { //cc.kmAABBAssign
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pOut.min.assignFrom(pIn.min);
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pOut.max.assignFrom(pIn.max);
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return pOut;
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};
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