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-rw-r--r--src/classes/com/sun/opengl/impl/mipmap/Extract5551.java97
1 files changed, 0 insertions, 97 deletions
diff --git a/src/classes/com/sun/opengl/impl/mipmap/Extract5551.java b/src/classes/com/sun/opengl/impl/mipmap/Extract5551.java
deleted file mode 100644
index f9e692e98..000000000
--- a/src/classes/com/sun/opengl/impl/mipmap/Extract5551.java
+++ /dev/null
@@ -1,97 +0,0 @@
-/*
- * 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 1.1 (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 com.sun.opengl.impl.glu.mipmap;
-
-import java.nio.*;
-
-/**
- *
- * @author Administrator
- */
-public class Extract5551 implements Extract {
-
- /** Creates a new instance of Extract5551 */
- public Extract5551() {
- }
-
- public void extract( boolean isSwap, ByteBuffer packedPixel, float[] extractComponents ) {
- int ushort = 0;
-
- if( isSwap ) {
- ushort = 0x0000FFFF & Mipmap.GLU_SWAP_2_BYTES( packedPixel.getShort() );
- } else {
- ushort = 0x0000FFFF & packedPixel.getShort();
- }
-
- // 11111000,00000000 == 0xF800
- // 00000111,11000000 == 0x07C0
- // 00000000,00111110 == 0x003E
- // 00000000,00000001 == 0x0001
-
- extractComponents[0] = (float)( ( ushort & 0xF800 ) >> 11 ) / 31.0f;
- extractComponents[1] = (float)( ( ushort & 0x00F0 ) >> 6 ) / 31.0f;
- extractComponents[2] = (float)( ( ushort & 0x0F00 ) >> 1 ) / 31.0f;
- extractComponents[3] = (float)( ( ushort & 0xF000 ) );
- }
-
- public void shove( float[] shoveComponents, int index, ByteBuffer packedPixel ) {
- // 11110000,00000000 == 0xF000
- // 00001111,00000000 == 0x0F00
- // 00000000,11110000 == 0x00F0
- // 00000000,00001111 == 0x000F
-
- assert( 0.0f <= shoveComponents[0] && shoveComponents[0] <= 1.0f );
- assert( 0.0f <= shoveComponents[1] && shoveComponents[1] <= 1.0f );
- assert( 0.0f <= shoveComponents[2] && shoveComponents[2] <= 1.0f );
- assert( 0.0f <= shoveComponents[3] && shoveComponents[3] <= 1.0f );
-
- // due to limited precision, need to round before shoving
- int ushort = (((int)((shoveComponents[0] * 31) + 0.5f) << 11) & 0x0000F800 );
- ushort |= (((int)((shoveComponents[1] * 31) + 0.5f) << 6) & 0x000007C0 );
- ushort |= (((int)((shoveComponents[2] * 31) + 0.5f) << 1) & 0x0000003E );
- ushort |= (((int)((shoveComponents[3]) + 0.5f)) & 0x00000001 );
- packedPixel.asShortBuffer().put( index, (short)ushort );
- }
-}