From bb9028843b1e382180fd2663e5c98b86fc37718b Mon Sep 17 00:00:00 2001
From: Michael Bien <mbien@fh-landshut.de>
Date: Sat, 27 Mar 2010 02:26:27 +0100
Subject: renamed com.sun.gluegen.runtime -> com.jogamp.gluegen.runtime.
---
.../gluegen/runtime/PointerBuffer.java.javase | 169 +++++++++++++++++++++
1 file changed, 169 insertions(+)
create mode 100755 src/java/com/jogamp/gluegen/runtime/PointerBuffer.java.javase
(limited to 'src/java/com/jogamp/gluegen/runtime/PointerBuffer.java.javase')
diff --git a/src/java/com/jogamp/gluegen/runtime/PointerBuffer.java.javase b/src/java/com/jogamp/gluegen/runtime/PointerBuffer.java.javase
new file mode 100755
index 0000000..09ca2db
--- /dev/null
+++ b/src/java/com/jogamp/gluegen/runtime/PointerBuffer.java.javase
@@ -0,0 +1,169 @@
+/*
+ * 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.
+ */
+
+package com.jogamp.gluegen.runtime;
+
+import java.nio.*;
+
+public class PointerBuffer {
+ private ByteBuffer bb;
+ private Buffer pb;
+ private int capacity, position;
+ private long[] backup;
+
+ private PointerBuffer(ByteBuffer bb) {
+ this.bb = bb;
+
+ if(CPU.is32Bit()) {
+ this.pb = bb.asIntBuffer();
+ }else{
+ this.pb = bb.asLongBuffer();
+ }
+
+ capacity = bb.capacity() / elementSize();
+
+ position=0;
+ backup = new long[capacity];
+ }
+
+ public final int limit() {
+ return capacity;
+ }
+ public final int capacity() {
+ return capacity;
+ }
+
+ public final int position() {
+ return position;
+ }
+
+ public final PointerBuffer position(int newPos) {
+ if(0>newPos || newPos>=capacity) {
+ throw new IndexOutOfBoundsException();
+ }
+ position = newPos;
+ return this;
+ }
+
+ public final int remaining() {
+ return capacity - position;
+ }
+
+ public final boolean hasRemaining() {
+ return position < capacity;
+ }
+
+ public final PointerBuffer rewind() {
+ position=0;
+ return this;
+ }
+
+ int arrayOffset() { return 0; }
+
+ boolean hasArray() { return true; }
+
+ public long[] array() {
+ return backup;
+ }
+
+ public static PointerBuffer allocate(int size) {
+ return new PointerBuffer(ByteBuffer.wrap(new byte[elementSize()* size]));
+ }
+
+ public static PointerBuffer allocateDirect(int size) {
+ return new PointerBuffer(BufferFactory.newDirectByteBuffer(elementSize() * size));
+ }
+
+ public static PointerBuffer wrap(ByteBuffer src) {
+ PointerBuffer res = new PointerBuffer(src);
+ res.updateBackup();
+ return res;
+ }
+
+ public ByteBuffer getBuffer() {
+ return bb;
+ }
+
+ public boolean isDirect() {
+ return bb.isDirect();
+ }
+
+ public long get(int idx) {
+ if(0>idx || idx>=capacity) {
+ throw new IndexOutOfBoundsException();
+ }
+ if(CPU.is32Bit()) {
+ return ((IntBuffer)pb).get(idx);
+ } else {
+ return ((LongBuffer)pb).get(idx);
+ }
+ }
+
+ public long get() {
+ long r = get(position);
+ position++;
+ return r;
+ }
+
+ public PointerBuffer put(int idx, long v) {
+ if(0>idx || idx>=capacity) {
+ throw new IndexOutOfBoundsException();
+ }
+ backup[idx] = v;
+ if(CPU.is32Bit()) {
+ ((IntBuffer)pb).put(idx, (int)v);
+ } else {
+ ((LongBuffer)pb).put(idx, v);
+ }
+ return this;
+ }
+
+ public PointerBuffer put(long v) {
+ put(position, v);
+ position++;
+ return this;
+ }
+
+ private void updateBackup() {
+ for (int i = 0; i < capacity; i++) {
+ backup[i] = get(i);
+ }
+ }
+
+ public static int elementSize() {
+ return CPU.is32Bit() ? BufferFactory.SIZEOF_INT : BufferFactory.SIZEOF_LONG;
+ }
+}
--
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