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Diffstat (limited to 'src/classes/com/sun/opengl/util/BufferUtil.java')
-rwxr-xr-x | src/classes/com/sun/opengl/util/BufferUtil.java | 268 |
1 files changed, 0 insertions, 268 deletions
diff --git a/src/classes/com/sun/opengl/util/BufferUtil.java b/src/classes/com/sun/opengl/util/BufferUtil.java deleted file mode 100755 index e16c5685d..000000000 --- a/src/classes/com/sun/opengl/util/BufferUtil.java +++ /dev/null @@ -1,268 +0,0 @@ -/* - * Copyright (c) 2003 Sun Microsystems, 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: - * - * - Redistribution of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * - Redistribution 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 Sun Microsystems, Inc. or the names of - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * This software is provided "AS IS," without a warranty of any kind. ALL - * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, - * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A - * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN - * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR - * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR - * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR - * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR - * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE - * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, - * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF - * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. - * - * You acknowledge that this software is not designed or intended for use - * in the design, construction, operation or maintenance of any nuclear - * facility. - * - * Sun gratefully acknowledges that this software was originally authored - * and developed by Kenneth Bradley Russell and Christopher John Kline. - */ - -package com.sun.opengl.util; - -import java.nio.*; -import java.util.*; - -/** Utility routines for dealing with direct buffers. */ - -public class BufferUtil { - public static final int SIZEOF_BYTE = 1; - public static final int SIZEOF_SHORT = 2; - public static final int SIZEOF_INT = 4; - public static final int SIZEOF_FLOAT = 4; - public static final int SIZEOF_LONG = 8; - public static final int SIZEOF_DOUBLE = 8; - - private BufferUtil() {} - - //---------------------------------------------------------------------- - // Allocation routines - // - - /** Allocates a new direct ByteBuffer with the specified number of - elements. The returned buffer will have its byte order set to - the host platform's native byte order. */ - public static ByteBuffer newByteBuffer(int numElements) { - ByteBuffer bb = ByteBuffer.allocateDirect(numElements); - bb.order(ByteOrder.nativeOrder()); - return bb; - } - - /** Allocates a new direct DoubleBuffer with the specified number of - elements. The returned buffer will have its byte order set to - the host platform's native byte order. */ - public static DoubleBuffer newDoubleBuffer(int numElements) { - ByteBuffer bb = newByteBuffer(numElements * SIZEOF_DOUBLE); - return bb.asDoubleBuffer(); - } - - /** Allocates a new direct FloatBuffer with the specified number of - elements. The returned buffer will have its byte order set to - the host platform's native byte order. */ - public static FloatBuffer newFloatBuffer(int numElements) { - ByteBuffer bb = newByteBuffer(numElements * SIZEOF_FLOAT); - return bb.asFloatBuffer(); - } - - /** Allocates a new direct IntBuffer with the specified number of - elements. The returned buffer will have its byte order set to - the host platform's native byte order. */ - public static IntBuffer newIntBuffer(int numElements) { - ByteBuffer bb = newByteBuffer(numElements * SIZEOF_INT); - return bb.asIntBuffer(); - } - - /** Allocates a new direct LongBuffer with the specified number of - elements. The returned buffer will have its byte order set to - the host platform's native byte order. */ - public static LongBuffer newLongBuffer(int numElements) { - ByteBuffer bb = newByteBuffer(numElements * SIZEOF_LONG); - return bb.asLongBuffer(); - } - - /** Allocates a new direct ShortBuffer with the specified number of - elements. The returned buffer will have its byte order set to - the host platform's native byte order. */ - public static ShortBuffer newShortBuffer(int numElements) { - ByteBuffer bb = newByteBuffer(numElements * SIZEOF_SHORT); - return bb.asShortBuffer(); - } - - //---------------------------------------------------------------------- - // Copy routines (type-to-type) - // - - /** Copies the <i>remaining</i> elements (as defined by - <code>limit() - position()</code>) in the passed ByteBuffer into - a newly-allocated direct ByteBuffer. The returned buffer will - have its byte order set to the host platform's native byte - order. The position of the newly-allocated buffer will be zero, - and the position of the passed buffer is unchanged (though its - mark is changed). */ - public static ByteBuffer copyByteBuffer(ByteBuffer orig) { - ByteBuffer dest = newByteBuffer(orig.remaining()); - orig.mark(); - dest.put(orig); - orig.reset(); - dest.rewind(); - return dest; - } - - /** Copies the <i>remaining</i> elements (as defined by - <code>limit() - position()</code>) in the passed DoubleBuffer - into a newly-allocated direct DoubleBuffer. The returned buffer - will have its byte order set to the host platform's native byte - order. The position of the newly-allocated buffer will be zero, - and the position of the passed buffer is unchanged (though its - mark is changed). */ - public static DoubleBuffer copyDoubleBuffer(DoubleBuffer orig) { - return copyDoubleBufferAsByteBuffer(orig).asDoubleBuffer(); - } - - /** Copies the <i>remaining</i> elements (as defined by - <code>limit() - position()</code>) in the passed FloatBuffer - into a newly-allocated direct FloatBuffer. The returned buffer - will have its byte order set to the host platform's native byte - order. The position of the newly-allocated buffer will be zero, - and the position of the passed buffer is unchanged (though its - mark is changed). */ - public static FloatBuffer copyFloatBuffer(FloatBuffer orig) { - return copyFloatBufferAsByteBuffer(orig).asFloatBuffer(); - } - - /** Copies the <i>remaining</i> elements (as defined by - <code>limit() - position()</code>) in the passed IntBuffer - into a newly-allocated direct IntBuffer. The returned buffer - will have its byte order set to the host platform's native byte - order. The position of the newly-allocated buffer will be zero, - and the position of the passed buffer is unchanged (though its - mark is changed). */ - public static IntBuffer copyIntBuffer(IntBuffer orig) { - return copyIntBufferAsByteBuffer(orig).asIntBuffer(); - } - - /** Copies the <i>remaining</i> elements (as defined by - <code>limit() - position()</code>) in the passed LongBuffer - into a newly-allocated direct LongBuffer. The returned buffer - will have its byte order set to the host platform's native byte - order. The position of the newly-allocated buffer will be zero, - and the position of the passed buffer is unchanged (though its - mark is changed). */ - public static LongBuffer copyLongBuffer(LongBuffer orig) { - return copyLongBufferAsByteBuffer(orig).asLongBuffer(); - } - - /** Copies the <i>remaining</i> elements (as defined by - <code>limit() - position()</code>) in the passed ShortBuffer - into a newly-allocated direct ShortBuffer. The returned buffer - will have its byte order set to the host platform's native byte - order. The position of the newly-allocated buffer will be zero, - and the position of the passed buffer is unchanged (though its - mark is changed). */ - public static ShortBuffer copyShortBuffer(ShortBuffer orig) { - return copyShortBufferAsByteBuffer(orig).asShortBuffer(); - } - - //---------------------------------------------------------------------- - // Copy routines (type-to-ByteBuffer) - // - - /** Copies the <i>remaining</i> elements (as defined by - <code>limit() - position()</code>) in the passed DoubleBuffer - into a newly-allocated direct ByteBuffer. The returned buffer - will have its byte order set to the host platform's native byte - order. The position of the newly-allocated buffer will be zero, - and the position of the passed buffer is unchanged (though its - mark is changed). */ - public static ByteBuffer copyDoubleBufferAsByteBuffer(DoubleBuffer orig) { - ByteBuffer dest = newByteBuffer(orig.remaining() * SIZEOF_DOUBLE); - orig.mark(); - dest.asDoubleBuffer().put(orig); - orig.reset(); - dest.rewind(); - return dest; - } - - /** Copies the <i>remaining</i> elements (as defined by - <code>limit() - position()</code>) in the passed FloatBuffer - into a newly-allocated direct ByteBuffer. The returned buffer - will have its byte order set to the host platform's native byte - order. The position of the newly-allocated buffer will be zero, - and the position of the passed buffer is unchanged (though its - mark is changed). */ - public static ByteBuffer copyFloatBufferAsByteBuffer(FloatBuffer orig) { - ByteBuffer dest = newByteBuffer(orig.remaining() * SIZEOF_FLOAT); - orig.mark(); - dest.asFloatBuffer().put(orig); - orig.reset(); - dest.rewind(); - return dest; - } - - /** Copies the <i>remaining</i> elements (as defined by - <code>limit() - position()</code>) in the passed IntBuffer into - a newly-allocated direct ByteBuffer. The returned buffer will - have its byte order set to the host platform's native byte - order. The position of the newly-allocated buffer will be zero, - and the position of the passed buffer is unchanged (though its - mark is changed). */ - public static ByteBuffer copyIntBufferAsByteBuffer(IntBuffer orig) { - ByteBuffer dest = newByteBuffer(orig.remaining() * SIZEOF_INT); - orig.mark(); - dest.asIntBuffer().put(orig); - orig.reset(); - dest.rewind(); - return dest; - } - - /** Copies the <i>remaining</i> elements (as defined by - <code>limit() - position()</code>) in the passed LongBuffer into - a newly-allocated direct ByteBuffer. The returned buffer will - have its byte order set to the host platform's native byte - order. The position of the newly-allocated buffer will be zero, - and the position of the passed buffer is unchanged (though its - mark is changed). */ - public static ByteBuffer copyLongBufferAsByteBuffer(LongBuffer orig) { - ByteBuffer dest = newByteBuffer(orig.remaining() * SIZEOF_LONG); - orig.mark(); - dest.asLongBuffer().put(orig); - orig.reset(); - dest.rewind(); - return dest; - } - - /** Copies the <i>remaining</i> elements (as defined by - <code>limit() - position()</code>) in the passed ShortBuffer - into a newly-allocated direct ByteBuffer. The returned buffer - will have its byte order set to the host platform's native byte - order. The position of the newly-allocated buffer will be zero, - and the position of the passed buffer is unchanged (though its - mark is changed). */ - public static ByteBuffer copyShortBufferAsByteBuffer(ShortBuffer orig) { - ByteBuffer dest = newByteBuffer(orig.remaining() * SIZEOF_SHORT); - orig.mark(); - dest.asShortBuffer().put(orig); - orig.reset(); - dest.rewind(); - return dest; - } -} |