diff options
Diffstat (limited to 'src/net/java/joglutils/msg/impl/BufferFactory.java')
-rw-r--r-- | src/net/java/joglutils/msg/impl/BufferFactory.java | 74 |
1 files changed, 39 insertions, 35 deletions
diff --git a/src/net/java/joglutils/msg/impl/BufferFactory.java b/src/net/java/joglutils/msg/impl/BufferFactory.java index 191c5c7..3ad80dd 100644 --- a/src/net/java/joglutils/msg/impl/BufferFactory.java +++ b/src/net/java/joglutils/msg/impl/BufferFactory.java @@ -1,21 +1,21 @@ /* * Copyright (c) 2007 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 @@ -28,18 +28,22 @@ * 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 net.java.joglutils.msg.impl; -import java.nio.*; -import java.util.*; -import com.sun.opengl.util.*; +import java.nio.ByteBuffer; +import java.nio.DoubleBuffer; +import java.nio.FloatBuffer; +import java.nio.IntBuffer; +import java.nio.ShortBuffer; + +import com.jogamp.common.nio.Buffers; /** Assists in allocation of direct Buffers. On some platforms when a small direct Buffer is allocated there is a large amount of @@ -57,82 +61,82 @@ public class BufferFactory { // I believe the rounding-up size of direct Buffers on Unix platforms is 8K private static final int CHUNK_SIZE = 8 * 1024; - public static synchronized ByteBuffer newByteBuffer(int numElements) { - int sz = numElements * BufferUtil.SIZEOF_BYTE; + public static synchronized ByteBuffer newByteBuffer(final int numElements) { + final int sz = numElements * Buffers.SIZEOF_BYTE; if (sz > CHUNK_SIZE) { // Just allocate a fresh ByteBuffer and don't worry about // rounding up its allocation size and re-using the end portion - return BufferUtil.newByteBuffer(numElements); + return Buffers.newDirectByteBuffer(numElements); } if (curByteBuf == null || curByteBuf.remaining() < numElements) { - curByteBuf = BufferUtil.newByteBuffer(CHUNK_SIZE / BufferUtil.SIZEOF_BYTE); + curByteBuf = Buffers.newDirectByteBuffer(CHUNK_SIZE / Buffers.SIZEOF_BYTE); } curByteBuf.limit(curByteBuf.position() + numElements); - ByteBuffer res = curByteBuf.slice(); + final ByteBuffer res = curByteBuf.slice(); curByteBuf.position(curByteBuf.limit()); return res; } - public static synchronized ShortBuffer newShortBuffer(int numElements) { - int sz = numElements * BufferUtil.SIZEOF_SHORT; + public static synchronized ShortBuffer newShortBuffer(final int numElements) { + final int sz = numElements * Buffers.SIZEOF_SHORT; if (sz > CHUNK_SIZE) { // Just allocate a fresh ShortBuffer and don't worry about // rounding up its allocation size and re-using the end portion - return BufferUtil.newShortBuffer(numElements); + return Buffers.newDirectShortBuffer(numElements); } if (curShortBuf == null || curShortBuf.remaining() < numElements) { - curShortBuf = BufferUtil.newShortBuffer(CHUNK_SIZE / BufferUtil.SIZEOF_SHORT); + curShortBuf = Buffers.newDirectShortBuffer(CHUNK_SIZE / Buffers.SIZEOF_SHORT); } curShortBuf.limit(curShortBuf.position() + numElements); - ShortBuffer res = curShortBuf.slice(); + final ShortBuffer res = curShortBuf.slice(); curShortBuf.position(curShortBuf.limit()); return res; } - public static synchronized IntBuffer newIntBuffer(int numElements) { - int sz = numElements * BufferUtil.SIZEOF_INT; + public static synchronized IntBuffer newIntBuffer(final int numElements) { + final int sz = numElements * Buffers.SIZEOF_INT; if (sz > CHUNK_SIZE) { // Just allocate a fresh IntBuffer and don't worry about // rounding up its allocation size and re-using the end portion - return BufferUtil.newIntBuffer(numElements); + return Buffers.newDirectIntBuffer(numElements); } if (curIntBuf == null || curIntBuf.remaining() < numElements) { - curIntBuf = BufferUtil.newIntBuffer(CHUNK_SIZE / BufferUtil.SIZEOF_INT); + curIntBuf = Buffers.newDirectIntBuffer(CHUNK_SIZE / Buffers.SIZEOF_INT); } curIntBuf.limit(curIntBuf.position() + numElements); - IntBuffer res = curIntBuf.slice(); + final IntBuffer res = curIntBuf.slice(); curIntBuf.position(curIntBuf.limit()); return res; } - public static synchronized FloatBuffer newFloatBuffer(int numElements) { - int sz = numElements * BufferUtil.SIZEOF_FLOAT; + public static synchronized FloatBuffer newFloatBuffer(final int numElements) { + final int sz = numElements * Buffers.SIZEOF_FLOAT; if (sz > CHUNK_SIZE) { // Just allocate a fresh FloatBuffer and don't worry about // rounding up its allocation size and re-using the end portion - return BufferUtil.newFloatBuffer(numElements); + return Buffers.newDirectFloatBuffer(numElements); } if (curFloatBuf == null || curFloatBuf.remaining() < numElements) { - curFloatBuf = BufferUtil.newFloatBuffer(CHUNK_SIZE / BufferUtil.SIZEOF_FLOAT); + curFloatBuf = Buffers.newDirectFloatBuffer(CHUNK_SIZE / Buffers.SIZEOF_FLOAT); } curFloatBuf.limit(curFloatBuf.position() + numElements); - FloatBuffer res = curFloatBuf.slice(); + final FloatBuffer res = curFloatBuf.slice(); curFloatBuf.position(curFloatBuf.limit()); return res; } - public static synchronized DoubleBuffer newDoubleBuffer(int numElements) { - int sz = numElements * BufferUtil.SIZEOF_DOUBLE; + public static synchronized DoubleBuffer newDoubleBuffer(final int numElements) { + final int sz = numElements * Buffers.SIZEOF_DOUBLE; if (sz > CHUNK_SIZE) { // Just allocate a fresh DoubleBuffer and don't worry about // rounding up its allocation size and re-using the end portion - return BufferUtil.newDoubleBuffer(numElements); + return Buffers.newDirectDoubleBuffer(numElements); } if (curDoubleBuf == null || curDoubleBuf.remaining() < numElements) { - curDoubleBuf = BufferUtil.newDoubleBuffer(CHUNK_SIZE / BufferUtil.SIZEOF_DOUBLE); + curDoubleBuf = Buffers.newDirectDoubleBuffer(CHUNK_SIZE / Buffers.SIZEOF_DOUBLE); } curDoubleBuf.limit(curDoubleBuf.position() + numElements); - DoubleBuffer res = curDoubleBuf.slice(); + final DoubleBuffer res = curDoubleBuf.slice(); curDoubleBuf.position(curDoubleBuf.limit()); return res; } |