aboutsummaryrefslogtreecommitdiffstats
path: root/src/net/java/games/jogl/util/BufferUtils.java
diff options
context:
space:
mode:
Diffstat (limited to 'src/net/java/games/jogl/util/BufferUtils.java')
-rw-r--r--src/net/java/games/jogl/util/BufferUtils.java121
1 files changed, 0 insertions, 121 deletions
diff --git a/src/net/java/games/jogl/util/BufferUtils.java b/src/net/java/games/jogl/util/BufferUtils.java
deleted file mode 100644
index 903a27366..000000000
--- a/src/net/java/games/jogl/util/BufferUtils.java
+++ /dev/null
@@ -1,121 +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 net.java.games.jogl.util;
-
-import java.nio.*;
-import java.util.*;
-
-/** Utility routines for dealing with direct buffers. */
-
-public class BufferUtils {
- public static final int SIZEOF_DOUBLE = 8;
- public static final int SIZEOF_FLOAT = 4;
- public static final int SIZEOF_INT = 4;
-
- public static DoubleBuffer newDoubleBuffer(int numElements) {
- ByteBuffer bb = newByteBuffer(numElements * SIZEOF_DOUBLE);
- return bb.asDoubleBuffer();
- }
-
- public static FloatBuffer newFloatBuffer(int numElements) {
- ByteBuffer bb = newByteBuffer(numElements * SIZEOF_FLOAT);
- return bb.asFloatBuffer();
- }
-
- public static IntBuffer newIntBuffer(int numElements) {
- ByteBuffer bb = newByteBuffer(numElements * SIZEOF_INT);
- return bb.asIntBuffer();
- }
-
- public static ByteBuffer newByteBuffer(int numElements) {
- ByteBuffer bb = ByteBuffer.allocateDirect(numElements);
- bb.order(ByteOrder.nativeOrder());
- return bb;
- }
-
- public static DoubleBuffer copyDoubleBuffer(DoubleBuffer orig) {
- DoubleBuffer dest = newDoubleBuffer(orig.capacity());
- orig.rewind();
- dest.put(orig);
- return dest;
- }
-
- public static FloatBuffer copyFloatBuffer(FloatBuffer orig) {
- FloatBuffer dest = newFloatBuffer(orig.capacity());
- orig.rewind();
- dest.put(orig);
- return dest;
- }
-
- public static IntBuffer copyIntBuffer(IntBuffer orig) {
- IntBuffer dest = newIntBuffer(orig.capacity());
- orig.rewind();
- dest.put(orig);
- return dest;
- }
-
- public static ByteBuffer copyByteBuffer(ByteBuffer orig) {
- ByteBuffer dest = newByteBuffer(orig.capacity());
- orig.rewind();
- dest.put(orig);
- return dest;
- }
-
- private static Map bufferOffsetCache = Collections.synchronizedMap(new HashMap());
-
- /** Creates an "offset buffer" for use with the
- ARB_vertex_buffer_object extension. The resulting Buffers are
- suitable for use with routines such as glVertexPointer <em>when
- used in conjunction with that extension</em>. They have no
- capacity and are not suitable for passing to OpenGL routines
- that do not support buffer offsets, or to non-OpenGL
- routines. */
- public static ByteBuffer bufferOffset(int offset) {
- Integer key = new Integer(offset);
- ByteBuffer buf = (ByteBuffer) bufferOffsetCache.get(key);
- if (buf == null) {
- buf = bufferOffset0(offset);
- bufferOffsetCache.put(key, buf);
- }
- return buf;
- }
-
- private static native ByteBuffer bufferOffset0(int offset);
-}