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/*
* License Applicability. Except to the extent portions of this file are
* made subject to an alternative license as permitted in the SGI Free
* Software License B, Version 2.0 (the "License"), the contents of this
* file are subject only to the provisions of the License. You may not use
* this file except in compliance with the License. You may obtain a copy
* of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
* Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
*
* http://oss.sgi.com/projects/FreeB
*
* Note that, as provided in the License, the Software is distributed on an
* "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
* DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
* CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
* PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
*
* NOTE: The Original Code (as defined below) has been licensed to Sun
* Microsystems, Inc. ("Sun") under the SGI Free Software License B
* (Version 1.1), shown above ("SGI License"). Pursuant to Section
* 3.2(3) of the SGI License, Sun is distributing the Covered Code to
* you under an alternative license ("Alternative License"). This
* Alternative License includes all of the provisions of the SGI License
* except that Section 2.2 and 11 are omitted. Any differences between
* the Alternative License and the SGI License are offered solely by Sun
* and not by SGI.
*
* Original Code. The Original Code is: OpenGL Sample Implementation,
* Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
* Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
* Copyright in any portions created by third parties is as indicated
* elsewhere herein. All Rights Reserved.
*
* Additional Notice Provisions: The application programming interfaces
* established by SGI in conjunction with the Original Code are The
* OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
* April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
* 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
* Window System(R) (Version 1.3), released October 19, 1998. This software
* was created using the OpenGL(R) version 1.2.1 Sample Implementation
* published by SGI, but has not been independently verified as being
* compliant with the OpenGL(R) version 1.2.1 Specification.
*/
package jogamp.opengl.glu.mipmap;
import java.nio.*;
/**
*
* @author Administrator
*/
public class ExtractUShort implements ExtractPrimitive {
/** Creates a new instance of ExtracUShort */
public ExtractUShort() {
}
@Override
public double extract( boolean isSwap, ByteBuffer ushort ) {
int i = 0;
if( isSwap ) {
i = 0x0000FFFF & Mipmap.GLU_SWAP_2_BYTES( ushort.getShort() );
} else {
i = 0x0000FFFF & ushort.getShort();
}
assert( i <= 65535 );
return( i );
}
@Override
public void shove( double value, int index, ByteBuffer data ) {
assert(0.0 <= value && value < 65536.0);
ShortBuffer sb = data.asShortBuffer();
sb.position( index );
sb.put( (short)value );
}
}
