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/**
* Copyright 2014 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``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 JogAmp Community 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.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of JogAmp Community.
*/
package com.jogamp.opengl.math;
import com.jogamp.opengl.math.geom.AABBox;
/**
* Simple compound denoting a ray.
* <p>
* A ray, also known as a half line, consists out of it's <i>origin</i>
* and <i>direction</i>. Hence it is bound to only the <i>origin</i> side,
* where the other end is +infinitive.
* <pre>
* R(t) = R0 + Rd * t with R0 origin, Rd direction and t > 0.0
* </pre>
* </p>
* <p>
* A {@link Ray} maybe used for <i>picking</i>
* using a {@link AABBox bounding box} via
* {@link AABBox#intersectsRay(Ray) fast probe} or
* {@link AABBox#getRayIntersection(float[], Ray, float, boolean, float[], float[], float[]) returning the intersection}.
* </p>
*/
public class Ray {
/** Origin of Ray, float[3]. */
public final float[] orig = new float[3];
/** Normalized direction vector of ray, float[3]. */
public final float[] dir = new float[3];
public String toString() {
return "Ray[orig["+orig[0]+", "+orig[1]+", "+orig[2]+"], dir["+dir[0]+", "+dir[1]+", "+dir[2]+"]]";
}
}
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