diff options
Diffstat (limited to 'src/java/com')
| -rwxr-xr-x | src/java/com/jogamp/gluegen/runtime/BufferFactory.java | 473 | ||||
| -rwxr-xr-x | src/java/com/jogamp/gluegen/runtime/BufferFactory.java.javame_cdc_fp | 267 | ||||
| -rwxr-xr-x | src/java/com/jogamp/gluegen/runtime/CPU.java | 4 | ||||
| -rw-r--r-- | src/java/com/jogamp/gluegen/runtime/Platform.java | 107 | ||||
| -rw-r--r--[-rwxr-xr-x] | src/java/com/jogamp/gluegen/runtime/PointerBuffer.java | 252 | ||||
| -rwxr-xr-x | src/java/com/jogamp/gluegen/runtime/PointerBuffer.java.javame_cdc_fp | 180 | ||||
| -rwxr-xr-x | src/java/com/jogamp/gluegen/runtime/PointerBufferME_CDC_FP.java | 102 | ||||
| -rwxr-xr-x | src/java/com/jogamp/gluegen/runtime/PointerBufferSE.java | 92 | ||||
| -rw-r--r--[-rwxr-xr-x] | src/java/com/jogamp/gluegen/runtime/StructAccessor.java | 494 | ||||
| -rwxr-xr-x | src/java/com/jogamp/gluegen/runtime/StructAccessor.java.javame_cdc_fp | 201 |
10 files changed, 949 insertions, 1223 deletions
diff --git a/src/java/com/jogamp/gluegen/runtime/BufferFactory.java b/src/java/com/jogamp/gluegen/runtime/BufferFactory.java index 24d842c..1f8182c 100755 --- a/src/java/com/jogamp/gluegen/runtime/BufferFactory.java +++ b/src/java/com/jogamp/gluegen/runtime/BufferFactory.java @@ -36,282 +36,299 @@ * Sun gratefully acknowledges that this software was originally authored * and developed by Kenneth Bradley Russell and Christopher John Kline. */ - package com.jogamp.gluegen.runtime; import java.nio.*; +/** + * @author Kenneth Russel + * @author Sven Gothel + * @author Michael Bien + */ public class BufferFactory { - public static final int SIZEOF_BYTE = 1; - public static final int SIZEOF_SHORT = 2; - public static final int SIZEOF_CHAR = 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 static final boolean isLittleEndian; - - static { - ByteBuffer tst_b = BufferFactory.newDirectByteBuffer(BufferFactory.SIZEOF_INT); // 32bit in native order - IntBuffer tst_i = tst_b.asIntBuffer(); - ShortBuffer tst_s = tst_b.asShortBuffer(); - tst_i.put(0, 0x0A0B0C0D); - isLittleEndian = 0x0C0D == tst_s.get(0) ; - } - public static boolean isLittleEndian() { - return isLittleEndian; - } + public static final int SIZEOF_BYTE = 1; + public static final int SIZEOF_SHORT = 2; + public static final int SIZEOF_CHAR = 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; - /** Helper routine to create a direct ByteBuffer with native order */ - public static ByteBuffer newDirectByteBuffer(int size) { - return nativeOrder(ByteBuffer.allocateDirect(size)); - } - - /** Helper routine to set a ByteBuffer to the native byte order, if - that operation is supported by the underlying NIO - implementation. */ - public static ByteBuffer nativeOrder(ByteBuffer buf) { - return buf.order(ByteOrder.nativeOrder()); - } - - /** Helper routine to tell whether a buffer is direct or not. Null - pointers are considered NOT direct. isDirect() should really be - public in Buffer and not replicated in all subclasses. */ - public static boolean isDirect(Object buf) { - if (buf == null) { - return true; - } - if (buf instanceof ByteBuffer) { - return ((ByteBuffer) buf).isDirect(); - } else if (buf instanceof FloatBuffer) { - return ((FloatBuffer) buf).isDirect(); - } else if (buf instanceof DoubleBuffer) { - return ((DoubleBuffer) buf).isDirect(); - } else if (buf instanceof CharBuffer) { - return ((CharBuffer) buf).isDirect(); - } else if (buf instanceof ShortBuffer) { - return ((ShortBuffer) buf).isDirect(); - } else if (buf instanceof IntBuffer) { - return ((IntBuffer) buf).isDirect(); - } else if (buf instanceof LongBuffer) { - return ((LongBuffer) buf).isDirect(); - } else if (buf instanceof PointerBuffer) { - return ((PointerBuffer) buf).isDirect(); + public static boolean isLittleEndian() { + return Platform.isLittleEndian(); } - throw new RuntimeException("Unexpected buffer type " + buf.getClass().getName()); - } + /** + * Helper routine to create a direct ByteBuffer with native order + */ + public static ByteBuffer newDirectByteBuffer(int size) { + return nativeOrder(ByteBuffer.allocateDirect(size)); + } - /** Helper routine to get the Buffer byte offset by taking into - account the Buffer position and the underlying type. This is - the total offset for Direct Buffers. */ - - public static int getDirectBufferByteOffset(Object buf) { - if(buf == null) { - return 0; + /** + * Helper routine to set a ByteBuffer to the native byte order, if + * that operation is supported by the underlying NIO + * implementation. + */ + public static ByteBuffer nativeOrder(ByteBuffer buf) { + if (Platform.isJavaSE()) { + return buf.order(ByteOrder.nativeOrder()); + } else { + // JSR 239 does not support the ByteOrder class or the order methods. + // The initial order of a byte buffer is the platform byte order. + return buf; + } } - if(buf instanceof Buffer) { - int pos = ((Buffer)buf).position(); - if(buf instanceof ByteBuffer) { - return pos; + + /** + * Helper routine to tell whether a buffer is direct or not. Null + * pointers are considered NOT direct. isDirect() should really be + * public in Buffer and not replicated in all subclasses. + */ + public static boolean isDirect(Object buf) { + if (buf == null) { + return true; + } + if (buf instanceof ByteBuffer) { + return ((ByteBuffer) buf).isDirect(); } else if (buf instanceof FloatBuffer) { - return pos * SIZEOF_FLOAT; + return ((FloatBuffer) buf).isDirect(); } else if (buf instanceof IntBuffer) { - return pos * SIZEOF_INT; + return ((IntBuffer) buf).isDirect(); } else if (buf instanceof ShortBuffer) { - return pos * SIZEOF_SHORT; - } else if (buf instanceof DoubleBuffer) { - return pos * SIZEOF_DOUBLE; - } else if (buf instanceof LongBuffer) { - return pos * SIZEOF_LONG; - } else if (buf instanceof CharBuffer) { - return pos * SIZEOF_CHAR; + return ((ShortBuffer) buf).isDirect(); + } else if (buf instanceof PointerBuffer) { + return ((PointerBuffer) buf).isDirect(); + } else if (Platform.isJavaSE()) { + if (buf instanceof DoubleBuffer) { + return ((DoubleBuffer) buf).isDirect(); + } else if (buf instanceof LongBuffer) { + return ((LongBuffer) buf).isDirect(); + }else if (buf instanceof CharBuffer) { + return ((CharBuffer) buf).isDirect(); + } } - } else if (buf instanceof PointerBuffer) { - PointerBuffer pb = (PointerBuffer)buf; - return pb.position() * pb.elementSize(); - } + throw new RuntimeException("Unexpected buffer type " + buf.getClass().getName()); + } - throw new RuntimeException("Disallowed array backing store type in buffer " - + buf.getClass().getName()); - } + /** + * Helper routine to get the Buffer byte offset by taking into + * account the Buffer position and the underlying type. This is + * the total offset for Direct Buffers. + */ + public static int getDirectBufferByteOffset(Object buf) { + if (buf == null) { + return 0; + } + if (buf instanceof Buffer) { + int pos = ((Buffer) buf).position(); + if (buf instanceof ByteBuffer) { + return pos; + } else if (buf instanceof FloatBuffer) { + return pos * SIZEOF_FLOAT; + } else if (buf instanceof IntBuffer) { + return pos * SIZEOF_INT; + } else if (buf instanceof ShortBuffer) { + return pos * SIZEOF_SHORT; + }else if(Platform.isJavaSE()) { + if (buf instanceof DoubleBuffer) { + return pos * SIZEOF_DOUBLE; + } else if (buf instanceof LongBuffer) { + return pos * SIZEOF_LONG; + } else if (buf instanceof CharBuffer) { + return pos * SIZEOF_CHAR; + } + } + } else if (buf instanceof PointerBuffer) { + PointerBuffer pointerBuffer = (PointerBuffer) buf; + return pointerBuffer.position() * PointerBuffer.elementSize(); + } + throw new RuntimeException("Disallowed array backing store type in buffer " + + buf.getClass().getName()); + } - /** Helper routine to return the array backing store reference from - a Buffer object. */ + /** + * Helper routine to return the array backing store reference from + * a Buffer object. + */ + public static Object getArray(Object buf) { + if (buf == null) { + return null; + } + if (buf instanceof ByteBuffer) { + return ((ByteBuffer) buf).array(); + } else if (buf instanceof FloatBuffer) { + return ((FloatBuffer) buf).array(); + } else if (buf instanceof IntBuffer) { + return ((IntBuffer) buf).array(); + } else if (buf instanceof ShortBuffer) { + return ((ShortBuffer) buf).array(); + } else if (buf instanceof PointerBuffer) { + return ((PointerBuffer) buf).array(); + }else if(Platform.isJavaSE()) { + if (buf instanceof DoubleBuffer) { + return ((DoubleBuffer) buf).array(); + } else if (buf instanceof LongBuffer) { + return ((LongBuffer) buf).array(); + } else if (buf instanceof CharBuffer) { + return ((CharBuffer) buf).array(); + } + } - public static Object getArray(Object buf) { - if (buf == null) { - return null; - } - if(buf instanceof ByteBuffer) { - return ((ByteBuffer) buf).array(); - } else if (buf instanceof FloatBuffer) { - return ((FloatBuffer) buf).array(); - } else if (buf instanceof IntBuffer) { - return ((IntBuffer) buf).array(); - } else if (buf instanceof ShortBuffer) { - return ((ShortBuffer) buf).array(); - } else if (buf instanceof DoubleBuffer) { - return ((DoubleBuffer) buf).array(); - } else if (buf instanceof LongBuffer) { - return ((LongBuffer) buf).array(); - } else if (buf instanceof CharBuffer) { - return ((CharBuffer) buf).array(); - } else if (buf instanceof PointerBuffer) { - return ((PointerBuffer) buf).array(); - } + throw new RuntimeException("Disallowed array backing store type in buffer " + + buf.getClass().getName()); + } - throw new RuntimeException("Disallowed array backing store type in buffer " - + buf.getClass().getName()); - } + /** + * Helper routine to get the full byte offset from the beginning of + * the array that is the storage for the indirect Buffer + * object. The array offset also includes the position offset + * within the buffer, in addition to any array offset. + */ + public static int getIndirectBufferByteOffset(Object buf) { + if (buf == null) { + return 0; + } + if (buf instanceof Buffer) { + int pos = ((Buffer) buf).position(); + if (buf instanceof ByteBuffer) { + return (((ByteBuffer) buf).arrayOffset() + pos); + } else if (buf instanceof FloatBuffer) { + return (SIZEOF_FLOAT * (((FloatBuffer) buf).arrayOffset() + pos)); + } else if (buf instanceof IntBuffer) { + return (SIZEOF_INT * (((IntBuffer) buf).arrayOffset() + pos)); + } else if (buf instanceof ShortBuffer) { + return (SIZEOF_SHORT * (((ShortBuffer) buf).arrayOffset() + pos)); + }else if(Platform.isJavaSE()) { + if (buf instanceof DoubleBuffer) { + return (SIZEOF_DOUBLE * (((DoubleBuffer) buf).arrayOffset() + pos)); + } else if (buf instanceof LongBuffer) { + return (SIZEOF_LONG * (((LongBuffer) buf).arrayOffset() + pos)); + } else if (buf instanceof CharBuffer) { + return (SIZEOF_CHAR * (((CharBuffer) buf).arrayOffset() + pos)); + } + } + } else if (buf instanceof PointerBuffer) { + PointerBuffer pointerBuffer = (PointerBuffer) buf; + return PointerBuffer.elementSize() * (pointerBuffer.arrayOffset() + pointerBuffer.position()); + } + throw new RuntimeException("Unknown buffer type " + buf.getClass().getName()); + } - /** Helper routine to get the full byte offset from the beginning of - the array that is the storage for the indirect Buffer - object. The array offset also includes the position offset - within the buffer, in addition to any array offset. */ + public static void rangeCheck(byte[] array, int offset, int minElementsRemaining) { + if (array == null) { + return; + } - public static int getIndirectBufferByteOffset(Object buf) { - if(buf == null) { - return 0; - } - if (buf instanceof Buffer) { - int pos = ((Buffer)buf).position(); - if(buf instanceof ByteBuffer) { - return (((ByteBuffer)buf).arrayOffset() + pos); - } else if(buf instanceof FloatBuffer) { - return (SIZEOF_FLOAT*(((FloatBuffer)buf).arrayOffset() + pos)); - } else if(buf instanceof IntBuffer) { - return (SIZEOF_INT*(((IntBuffer)buf).arrayOffset() + pos)); - } else if(buf instanceof ShortBuffer) { - return (SIZEOF_SHORT*(((ShortBuffer)buf).arrayOffset() + pos)); - } else if(buf instanceof DoubleBuffer) { - return (SIZEOF_DOUBLE*(((DoubleBuffer)buf).arrayOffset() + pos)); - } else if(buf instanceof LongBuffer) { - return (SIZEOF_LONG*(((LongBuffer)buf).arrayOffset() + pos)); - } else if(buf instanceof CharBuffer) { - return (SIZEOF_CHAR*(((CharBuffer)buf).arrayOffset() + pos)); + if (array.length < offset + minElementsRemaining) { + throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); } - } else if(buf instanceof PointerBuffer) { - PointerBuffer pb = (PointerBuffer)buf; - return pb.elementSize()*(pb.arrayOffset() + pb.position()); } - throw new RuntimeException("Unknown buffer type " + buf.getClass().getName()); - } - - public static void rangeCheck(byte[] array, int offset, int minElementsRemaining) { - if (array == null) { - return; - } + public static void rangeCheck(char[] array, int offset, int minElementsRemaining) { + if (array == null) { + return; + } - if (array.length < offset + minElementsRemaining) { - throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); + if (array.length < offset + minElementsRemaining) { + throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); + } } - } - public static void rangeCheck(char[] array, int offset, int minElementsRemaining) { - if (array == null) { - return; - } + public static void rangeCheck(short[] array, int offset, int minElementsRemaining) { + if (array == null) { + return; + } - if (array.length < offset + minElementsRemaining) { - throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); + if (array.length < offset + minElementsRemaining) { + throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); + } } - } - public static void rangeCheck(short[] array, int offset, int minElementsRemaining) { - if (array == null) { - return; - } + public static void rangeCheck(int[] array, int offset, int minElementsRemaining) { + if (array == null) { + return; + } - if (array.length < offset + minElementsRemaining) { - throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); + if (array.length < offset + minElementsRemaining) { + throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); + } } - } - public static void rangeCheck(int[] array, int offset, int minElementsRemaining) { - if (array == null) { - return; - } + public static void rangeCheck(long[] array, int offset, int minElementsRemaining) { + if (array == null) { + return; + } - if (array.length < offset + minElementsRemaining) { - throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); + if (array.length < offset + minElementsRemaining) { + throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); + } } - } - public static void rangeCheck(long[] array, int offset, int minElementsRemaining) { - if (array == null) { - return; - } - - if (array.length < offset + minElementsRemaining) { - throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); - } - } + public static void rangeCheck(float[] array, int offset, int minElementsRemaining) { + if (array == null) { + return; + } - public static void rangeCheck(float[] array, int offset, int minElementsRemaining) { - if (array == null) { - return; + if (array.length < offset + minElementsRemaining) { + throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); + } } - if (array.length < offset + minElementsRemaining) { - throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); - } - } + public static void rangeCheck(double[] array, int offset, int minElementsRemaining) { + if (array == null) { + return; + } - public static void rangeCheck(double[] array, int offset, int minElementsRemaining) { - if (array == null) { - return; - } - - if (array.length < offset + minElementsRemaining) { - throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); + if (array.length < offset + minElementsRemaining) { + throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); + } } - } - public static void rangeCheck(Buffer buffer, int minElementsRemaining) { - if (buffer == null) { - return; - } + public static void rangeCheck(Buffer buffer, int minElementsRemaining) { + if (buffer == null) { + return; + } - if (buffer.remaining() < minElementsRemaining) { - throw new IndexOutOfBoundsException("Required " + minElementsRemaining + " remaining elements in buffer, only had " + buffer.remaining()); + if (buffer.remaining() < minElementsRemaining) { + throw new IndexOutOfBoundsException("Required " + minElementsRemaining + " remaining elements in buffer, only had " + buffer.remaining()); + } } - } - public static void rangeCheckBytes(Object buffer, int minBytesRemaining) { - if (buffer == null) { - return; - } + public static void rangeCheckBytes(Object buffer, int minBytesRemaining) { + if (buffer == null) { + return; + } - int bytesRemaining = 0; - if (buffer instanceof Buffer) { - int elementsRemaining = ((Buffer)buffer).remaining(); - if (buffer instanceof ByteBuffer) { - bytesRemaining = elementsRemaining; - } else if (buffer instanceof FloatBuffer) { - bytesRemaining = elementsRemaining * SIZEOF_FLOAT; - } else if (buffer instanceof IntBuffer) { - bytesRemaining = elementsRemaining * SIZEOF_INT; - } else if (buffer instanceof ShortBuffer) { - bytesRemaining = elementsRemaining * SIZEOF_SHORT; - } else if (buffer instanceof DoubleBuffer) { - bytesRemaining = elementsRemaining * SIZEOF_DOUBLE; - } else if (buffer instanceof LongBuffer) { - bytesRemaining = elementsRemaining * SIZEOF_LONG; - } else if (buffer instanceof CharBuffer) { - bytesRemaining = elementsRemaining * SIZEOF_CHAR; + int bytesRemaining = 0; + if (buffer instanceof Buffer) { + int elementsRemaining = ((Buffer) buffer).remaining(); + if (buffer instanceof ByteBuffer) { + bytesRemaining = elementsRemaining; + } else if (buffer instanceof FloatBuffer) { + bytesRemaining = elementsRemaining * SIZEOF_FLOAT; + } else if (buffer instanceof IntBuffer) { + bytesRemaining = elementsRemaining * SIZEOF_INT; + } else if (buffer instanceof ShortBuffer) { + bytesRemaining = elementsRemaining * SIZEOF_SHORT; + }else if(Platform.isJavaSE()) { + if (buffer instanceof DoubleBuffer) { + bytesRemaining = elementsRemaining * SIZEOF_DOUBLE; + } else if (buffer instanceof LongBuffer) { + bytesRemaining = elementsRemaining * SIZEOF_LONG; + } else if (buffer instanceof CharBuffer) { + bytesRemaining = elementsRemaining * SIZEOF_CHAR; + } + } + } else if (buffer instanceof PointerBuffer) { + PointerBuffer pointerBuffer = (PointerBuffer) buffer; + bytesRemaining = pointerBuffer.remaining() * PointerBuffer.elementSize(); + } + if (bytesRemaining < minBytesRemaining) { + throw new IndexOutOfBoundsException("Required " + minBytesRemaining + " remaining bytes in buffer, only had " + bytesRemaining); } - } else if (buffer instanceof PointerBuffer) { - PointerBuffer pb = (PointerBuffer)buffer; - bytesRemaining = pb.remaining() * pb.elementSize(); - } - if (bytesRemaining < minBytesRemaining) { - throw new IndexOutOfBoundsException("Required " + minBytesRemaining + " remaining bytes in buffer, only had " + bytesRemaining); } - } } diff --git a/src/java/com/jogamp/gluegen/runtime/BufferFactory.java.javame_cdc_fp b/src/java/com/jogamp/gluegen/runtime/BufferFactory.java.javame_cdc_fp deleted file mode 100755 index de09ef3..0000000 --- a/src/java/com/jogamp/gluegen/runtime/BufferFactory.java.javame_cdc_fp +++ /dev/null @@ -1,267 +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.jogamp.gluegen.runtime; - -import java.nio.*; - -public class BufferFactory { - public static final int SIZEOF_BYTE = 1; - public static final int SIZEOF_SHORT = 2; - public static final int SIZEOF_CHAR = 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 static final boolean isLittleEndian; - - static { - ByteBuffer tst_b = BufferFactory.newDirectByteBuffer(BufferFactory.SIZEOF_INT); // 32bit in native order - IntBuffer tst_i = tst_b.asIntBuffer(); - ShortBuffer tst_s = tst_b.asShortBuffer(); - tst_i.put(0, 0x0A0B0C0D); - isLittleEndian = 0x0C0D == tst_s.get(0) ; - } - - public static boolean isLittleEndian() { - return isLittleEndian; - } - - /** Helper routine to create a direct ByteBuffer with native order */ - public static ByteBuffer newDirectByteBuffer(int size) { - return nativeOrder(ByteBuffer.allocateDirect(size)); - } - - /** Helper routine to set a ByteBuffer to the native byte order, if - that operation is supported by the underlying NIO - implementation. */ - public static ByteBuffer nativeOrder(ByteBuffer buf) { - // JSR 239 does not support the ByteOrder class or the order methods. The initial order of a byte buffer is the platform byte order. - return buf; - } - - /** Helper routine to tell whether a buffer is direct or not. Null - pointers are considered NOT direct. isDirect() should really be - public in Buffer and not replicated in all subclasses. */ - public static boolean isDirect(Object buf) { - if (buf == null) { - return true; - } - if (buf instanceof ByteBuffer) { - return ((ByteBuffer) buf).isDirect(); - } else if (buf instanceof FloatBuffer) { - return ((FloatBuffer) buf).isDirect(); - } else if (buf instanceof ShortBuffer) { - return ((ShortBuffer) buf).isDirect(); - } else if (buf instanceof IntBuffer) { - return ((IntBuffer) buf).isDirect(); - } else if (buf instanceof PointerBuffer) { - return ((PointerBuffer) buf).isDirect(); - } - throw new RuntimeException("Unexpected buffer type " + buf.getClass().getName()); - } - - - /** Helper routine to get the Buffer byte offset by taking into - account the Buffer position and the underlying type. This is - the total offset for Direct Buffers. */ - - public static int getDirectBufferByteOffset(Object buf) { - if(buf == null) { - return 0; - } - if(buf instanceof Buffer) { - int pos = ((Buffer)buf).position(); - if(buf instanceof ByteBuffer) { - return pos; - } else if (buf instanceof FloatBuffer) { - return pos * SIZEOF_FLOAT; - } else if (buf instanceof IntBuffer) { - return pos * SIZEOF_INT; - } else if (buf instanceof ShortBuffer) { - return pos * SIZEOF_SHORT; - } - } else if (buf instanceof PointerBuffer) { - return (((PointerBuffer)buf).position() * SIZEOF_LONG); - } - - throw new RuntimeException("Disallowed array backing store type in buffer " - + buf.getClass().getName()); - } - - - /** Helper routine to return the array backing store reference from - a Buffer object. */ - - public static Object getArray(Object buf) { - if (buf == null) { - return null; - } - if(buf instanceof ByteBuffer) { - return ((ByteBuffer) buf).array(); - } else if (buf instanceof FloatBuffer) { - return ((FloatBuffer) buf).array(); - } else if (buf instanceof IntBuffer) { - return ((IntBuffer) buf).array(); - } else if (buf instanceof ShortBuffer) { - return ((ShortBuffer) buf).array(); - } else if (buf instanceof ShortBuffer) { - return ((ShortBuffer) buf).array(); - } else if (buf instanceof PointerBuffer) { - return ((PointerBuffer) buf).array(); - } - - throw new RuntimeException("Disallowed array backing store type in buffer " - + buf.getClass().getName()); - } - - - /** Helper routine to get the full byte offset from the beginning of - the array that is the storage for the indirect Buffer - object. The array offset also includes the position offset - within the buffer, in addition to any array offset. */ - - public static int getIndirectBufferByteOffset(Object buf) { - if(buf == null) { - return 0; - } - if(buf instanceof Buffer) { - int pos = ((Buffer)buf).position(); - if(buf instanceof ByteBuffer) { - return (((ByteBuffer)buf).arrayOffset() + pos); - } else if(buf instanceof FloatBuffer) { - return (SIZEOF_FLOAT*(((FloatBuffer)buf).arrayOffset() + pos)); - } else if(buf instanceof IntBuffer) { - return (SIZEOF_INT*(((IntBuffer)buf).arrayOffset() + pos)); - } else if(buf instanceof ShortBuffer) { - return (SIZEOF_SHORT*(((ShortBuffer)buf).arrayOffset() + pos)); - } - } else if(buf instanceof PointerBuffer) { - return (SIZEOF_LONG*(((PointerBuffer)buf).arrayOffset() + ((PointerBuffer)buf).position())); - } - - throw new RuntimeException("Unknown buffer type " + buf.getClass().getName()); - } - - public static void rangeCheck(byte[] array, int offset, int minElementsRemaining) { - if (array == null) { - return; - } - - if (array.length < offset + minElementsRemaining) { - throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); - } - } - - public static void rangeCheck(char[] array, int offset, int minElementsRemaining) { - if (array == null) { - return; - } - - if (array.length < offset + minElementsRemaining) { - throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); - } - } - - public static void rangeCheck(short[] array, int offset, int minElementsRemaining) { - if (array == null) { - return; - } - - if (array.length < offset + minElementsRemaining) { - throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); - } - } - - public static void rangeCheck(int[] array, int offset, int minElementsRemaining) { - if (array == null) { - return; - } - - if (array.length < offset + minElementsRemaining) { - throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); - } - } - - public static void rangeCheck(float[] array, int offset, int minElementsRemaining) { - if (array == null) { - return; - } - - if (array.length < offset + minElementsRemaining) { - throw new ArrayIndexOutOfBoundsException("Required " + minElementsRemaining + " elements in array, only had " + (array.length - offset)); - } - } - - public static void rangeCheck(Buffer buffer, int minElementsRemaining) { - if (buffer == null) { - return; - } - - if (buffer.remaining() < minElementsRemaining) { - throw new IndexOutOfBoundsException("Required " + minElementsRemaining + " remaining elements in buffer, only had " + buffer.remaining()); - } - } - - public static void rangeCheckBytes(Object buffer, int minBytesRemaining) { - if (buffer == null) { - return; - } - - int bytesRemaining = 0; - if (buffer instanceof Buffer) { - int elementsRemaining = ((Buffer)buffer).remaining(); - if (buffer instanceof ByteBuffer) { - bytesRemaining = elementsRemaining; - } else if (buffer instanceof FloatBuffer) { - bytesRemaining = elementsRemaining * SIZEOF_FLOAT; - } else if (buffer instanceof IntBuffer) { - bytesRemaining = elementsRemaining * SIZEOF_INT; - } else if (buffer instanceof ShortBuffer) { - bytesRemaining = elementsRemaining * SIZEOF_SHORT; - } - } else if (buffer instanceof PointerBuffer) { - bytesRemaining = ((PointerBuffer)buffer).remaining() * SIZEOF_LONG; - } - if (bytesRemaining < minBytesRemaining) { - throw new IndexOutOfBoundsException("Required " + minBytesRemaining + " remaining bytes in buffer, only had " + bytesRemaining); - } - } -} diff --git a/src/java/com/jogamp/gluegen/runtime/CPU.java b/src/java/com/jogamp/gluegen/runtime/CPU.java index 027b602..9c2f81e 100755 --- a/src/java/com/jogamp/gluegen/runtime/CPU.java +++ b/src/java/com/jogamp/gluegen/runtime/CPU.java @@ -60,8 +60,8 @@ public class CPU { // here as these system properties are visible even to unsigned // applets // Note: this code is replicated in StructLayout.java - String os = System.getProperty("os.name").toLowerCase(); - String cpu = System.getProperty("os.arch").toLowerCase(); + String os = Platform.getOS().toLowerCase(); + String cpu = Platform.getArch().toLowerCase(); if ((os.startsWith("windows") && cpu.equals("x86")) || (os.startsWith("windows") && cpu.equals("arm")) || diff --git a/src/java/com/jogamp/gluegen/runtime/Platform.java b/src/java/com/jogamp/gluegen/runtime/Platform.java new file mode 100644 index 0000000..7c5e97e --- /dev/null +++ b/src/java/com/jogamp/gluegen/runtime/Platform.java @@ -0,0 +1,107 @@ +/* + * Copyright (c) 2010, Michael Bien + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions 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 Michael Bien nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL Michael Bien BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Created on Sunday, March 28 2010 14:43 + */ +package com.jogamp.gluegen.runtime; + +import java.nio.ByteBuffer; +import java.nio.IntBuffer; +import java.nio.ShortBuffer; + +/** + * Utility class for querying platform specific properties. + * @author Michael Bien + */ +public class Platform { + + public static final boolean JAVA_SE; + public static final boolean LITTLE_ENDIAN; + + static { + // platform + // fast path + boolean se = System.getProperty("java.runtime.name").indexOf("Java SE") != -1; + + if(!se) { + try{ + Class.forName("java.nio.LongBuffer"); + Class.forName("java.nio.DoubleBuffer"); + se = true; + }catch(ClassNotFoundException ex) { + se = false; + } + } + JAVA_SE = se; + + // byte order + ByteBuffer tst_b = BufferFactory.newDirectByteBuffer(BufferFactory.SIZEOF_INT); // 32bit in native order + IntBuffer tst_i = tst_b.asIntBuffer(); + ShortBuffer tst_s = tst_b.asShortBuffer(); + tst_i.put(0, 0x0A0B0C0D); + LITTLE_ENDIAN = 0x0C0D == tst_s.get(0); + } + + private Platform() {} + + /** + * Returns true only if this program is running on the Java Standard Edition. + */ + public static boolean isJavaSE() { + return JAVA_SE; + } + + /** + * Returns true only if this system uses little endian byte ordering. + */ + public static boolean isLittleEndian() { + return LITTLE_ENDIAN; + } + + /** + * Returns the OS name. + */ + public static String getOS() { + return System.getProperty("os.name"); + } + + /** + * Returns the CPU architecture String. + */ + public static String getArch() { + return System.getProperty("os.arch"); + } + + /** + * Returns true if this JVM is a 32bit JVM. + */ + public static boolean is32Bit() { + return CPU.is32Bit(); + } + +} diff --git a/src/java/com/jogamp/gluegen/runtime/PointerBuffer.java b/src/java/com/jogamp/gluegen/runtime/PointerBuffer.java index 09ca2db..bd73e56 100755..100644 --- a/src/java/com/jogamp/gluegen/runtime/PointerBuffer.java +++ b/src/java/com/jogamp/gluegen/runtime/PointerBuffer.java @@ -1,169 +1,155 @@ /* - * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved. + * Copyright (c) 2010, Michael Bien + * All rights reserved. * * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions 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 Michael Bien nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. * - * - 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. + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL Michael Bien BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ +/* + * Created on Saturday, March 27 2010 11:55 + */ package com.jogamp.gluegen.runtime; -import java.nio.*; +import java.nio.ByteBuffer; -public class PointerBuffer { - private ByteBuffer bb; - private Buffer pb; - private int capacity, position; - private long[] backup; +/** + * Hardware independent container for native long- and pointer arrays. + * @author Michael Bien + * @author Sven Gothel + */ +public abstract class PointerBuffer { - private PointerBuffer(ByteBuffer bb) { - this.bb = bb; + protected final ByteBuffer bb; + protected int capacity; + protected int position; + protected long[] backup; - if(CPU.is32Bit()) { - this.pb = bb.asIntBuffer(); - }else{ - this.pb = bb.asLongBuffer(); + protected PointerBuffer(ByteBuffer bb) { + this.bb = bb; } - capacity = bb.capacity() / elementSize(); - - position=0; - backup = new long[capacity]; - } + public static PointerBuffer allocate(int size) { + if (Platform.isJavaSE()) { + return new PointerBufferSE(ByteBuffer.wrap(new byte[elementSize() * size])); + } else { + return new PointerBufferME_CDC_FP(ByteBuffer.wrap(new byte[elementSize() * size])); + } + } - public final int limit() { - return capacity; - } - public final int capacity() { - return capacity; - } + public static PointerBuffer allocateDirect(int size) { + if (Platform.isJavaSE()) { + return new PointerBufferSE(BufferFactory.newDirectByteBuffer(elementSize() * size)); + } else { + return new PointerBufferME_CDC_FP(BufferFactory.newDirectByteBuffer(elementSize() * size)); + } + } - public final int position() { - return position; - } + public static PointerBuffer wrap(ByteBuffer src) { + PointerBuffer res; + if (Platform.isJavaSE()) { + res = new PointerBufferSE(src); + } else { + res = new PointerBufferME_CDC_FP(src); + } + res.updateBackup(); + return res; - 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; - } + void updateBackup() { + for (int i = 0; i < capacity; i++) { + backup[i] = get(i); + } + } - public final PointerBuffer rewind() { - position=0; - return this; - } + int arrayOffset() { + return 0; + } - int arrayOffset() { return 0; } + public static int elementSize() { + return CPU.is32Bit() ? BufferFactory.SIZEOF_INT : BufferFactory.SIZEOF_LONG; + } - boolean hasArray() { return true; } + public int limit() { + return capacity; + } - public long[] array() { - return backup; - } + public int capacity() { + return capacity; + } - public static PointerBuffer allocate(int size) { - return new PointerBuffer(ByteBuffer.wrap(new byte[elementSize()* size])); - } + public int position() { + return position; + } - public static PointerBuffer allocateDirect(int size) { - return new PointerBuffer(BufferFactory.newDirectByteBuffer(elementSize() * size)); - } + public PointerBuffer position(int newPos) { + if (0 > newPos || newPos >= capacity) { + throw new IndexOutOfBoundsException("Sorry to interrupt, but the position "+newPos+" was out of bounds. " + + "My capacity is "+capacity()+"."); + } + position = newPos; + return this; + } - public static PointerBuffer wrap(ByteBuffer src) { - PointerBuffer res = new PointerBuffer(src); - res.updateBackup(); - return res; - } + public int remaining() { + return capacity - position; + } - public ByteBuffer getBuffer() { - return bb; - } + public boolean hasRemaining() { + return position < capacity; + } - public boolean isDirect() { - return bb.isDirect(); - } + public PointerBuffer rewind() { + position = 0; + return this; + } - public long get(int idx) { - if(0>idx || idx>=capacity) { - throw new IndexOutOfBoundsException(); + boolean hasArray() { + return true; } - if(CPU.is32Bit()) { - return ((IntBuffer)pb).get(idx); - } else { - return ((LongBuffer)pb).get(idx); + + public long[] array() { + return backup; } - } - public long get() { - long r = get(position); - position++; - return r; - } + public ByteBuffer getBuffer() { + return bb; + } - public PointerBuffer put(int idx, long v) { - if(0>idx || idx>=capacity) { - throw new IndexOutOfBoundsException(); + public boolean isDirect() { + return bb.isDirect(); } - backup[idx] = v; - if(CPU.is32Bit()) { - ((IntBuffer)pb).put(idx, (int)v); - } else { - ((LongBuffer)pb).put(idx, v); + + public long get() { + long r = get(position); + position++; + return r; } - 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; - } + public abstract long get(int idx); + + public abstract PointerBuffer put(int index, long value); + + public abstract PointerBuffer put(long value); + } diff --git a/src/java/com/jogamp/gluegen/runtime/PointerBuffer.java.javame_cdc_fp b/src/java/com/jogamp/gluegen/runtime/PointerBuffer.java.javame_cdc_fp deleted file mode 100755 index 20a70c1..0000000 --- a/src/java/com/jogamp/gluegen/runtime/PointerBuffer.java.javame_cdc_fp +++ /dev/null @@ -1,180 +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. - */ - -package com.jogamp.gluegen.runtime; - -import java.nio.*; - -public class PointerBuffer { - private ByteBuffer bb; - private IntBuffer ib; - private int capacity, position; - private long[] backup; - - private PointerBuffer(ByteBuffer bb) { - this.bb = bb; - this.ib = bb.asIntBuffer(); - - 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 ib.get(idx); - } else { - idx = idx << 1 ; // 8-byte to 4-byte offset - long lo = 0x00000000FFFFFFFFL & ( (long) ib.get(idx) ); - long hi = 0x00000000FFFFFFFFL & ( (long) ib.get(idx+1) ); - if(BufferFactory.isLittleEndian()) { - return hi << 32 | lo ; - } - return lo << 32 | hi ; - } - } - - 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()) { - ib.put(idx, (int)v); - } else { - idx = idx << 1 ; // 8-byte to 4-byte offset - int lo = (int) ( ( v ) & 0x00000000FFFFFFFFL ) ; - int hi = (int) ( ( v >> 32 ) & 0x00000000FFFFFFFFL ) ; - if(BufferFactory.isLittleEndian()) { - ib.put(idx, lo); - ib.put(idx+1, hi); - } else { - ib.put(idx, hi); - ib.put(idx+1, lo); - } - } - 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; - } - -} diff --git a/src/java/com/jogamp/gluegen/runtime/PointerBufferME_CDC_FP.java b/src/java/com/jogamp/gluegen/runtime/PointerBufferME_CDC_FP.java new file mode 100755 index 0000000..27082b6 --- /dev/null +++ b/src/java/com/jogamp/gluegen/runtime/PointerBufferME_CDC_FP.java @@ -0,0 +1,102 @@ +/* + * 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.*; + +/** + * @author Sven Gothel + * @author Michael Bien + */ +final class PointerBufferME_CDC_FP extends PointerBuffer { + + private IntBuffer pb; + + PointerBufferME_CDC_FP(ByteBuffer bb) { + super(bb); + this.pb = bb.asIntBuffer(); + + capacity = bb.capacity() / elementSize(); + + position = 0; + backup = new long[capacity]; + } + + public long get(int idx) { + if (0 > idx || idx >= capacity) { + throw new IndexOutOfBoundsException(); + } + if (CPU.is32Bit()) { + return pb.get(idx); + } else { + idx = idx << 1; // 8-byte to 4-byte offset + long lo = 0x00000000FFFFFFFFL & ((long) pb.get(idx)); + long hi = 0x00000000FFFFFFFFL & ((long) pb.get(idx + 1)); + if (BufferFactory.isLittleEndian()) { + return hi << 32 | lo; + } + return lo << 32 | hi; + } + } + + public PointerBuffer put(int idx, long v) { + if (0 > idx || idx >= capacity) { + throw new IndexOutOfBoundsException(); + } + backup[idx] = v; + if (CPU.is32Bit()) { + pb.put(idx, (int) v); + } else { + idx = idx << 1; // 8-byte to 4-byte offset + int lo = (int) ((v) & 0x00000000FFFFFFFFL); + int hi = (int) ((v >> 32) & 0x00000000FFFFFFFFL); + if (BufferFactory.isLittleEndian()) { + pb.put(idx, lo); + pb.put(idx + 1, hi); + } else { + pb.put(idx, hi); + pb.put(idx + 1, lo); + } + } + return this; + } + + public PointerBuffer put(long v) { + put(position, v); + position++; + return this; + } +} diff --git a/src/java/com/jogamp/gluegen/runtime/PointerBufferSE.java b/src/java/com/jogamp/gluegen/runtime/PointerBufferSE.java new file mode 100755 index 0000000..9c67dda --- /dev/null +++ b/src/java/com/jogamp/gluegen/runtime/PointerBufferSE.java @@ -0,0 +1,92 @@ +/* + * 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.*; + +/** + * @author Sven Gothel + * @author Michael Bien + */ +final class PointerBufferSE extends PointerBuffer { + + private Buffer pb; + + PointerBufferSE(ByteBuffer bb) { + super(bb); + + if (CPU.is32Bit()) { + this.pb = bb.asIntBuffer(); + } else { + this.pb = bb.asLongBuffer(); + } + + capacity = bb.capacity() / elementSize(); + + position = 0; + backup = new long[capacity]; + } + + 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 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; + } +} diff --git a/src/java/com/jogamp/gluegen/runtime/StructAccessor.java b/src/java/com/jogamp/gluegen/runtime/StructAccessor.java index 4101571..80673a3 100755..100644 --- a/src/java/com/jogamp/gluegen/runtime/StructAccessor.java +++ b/src/java/com/jogamp/gluegen/runtime/StructAccessor.java @@ -36,221 +36,291 @@ * Sun gratefully acknowledges that this software was originally authored * and developed by Kenneth Bradley Russell and Christopher John Kline. */ - package com.jogamp.gluegen.runtime; import java.nio.*; +/** + * @author Kenneth Russel + * @author Michael Bien + */ public class StructAccessor { - private ByteBuffer bb; - private CharBuffer cb; - private DoubleBuffer db; - private FloatBuffer fb; - private IntBuffer ib; - private LongBuffer lb; - private ShortBuffer sb; - - public StructAccessor(ByteBuffer bb) { - // Setting of byte order is concession to native code which needs - // to instantiate these - this.bb = bb.order(ByteOrder.nativeOrder()); - } - - public ByteBuffer getBuffer() { - return bb; - } - - /** Return a slice of the current ByteBuffer starting at the - specified byte offset and extending the specified number of - bytes. Note that this method is not thread-safe with respect to - the other methods in this class. */ - public ByteBuffer slice(int byteOffset, int byteLength) { - bb.position(byteOffset); - bb.limit(byteOffset + byteLength); - ByteBuffer newBuf = bb.slice(); - bb.position(0); - bb.limit(bb.capacity()); - return newBuf; - } - - /** Retrieves the byte at the specified slot (byte offset). */ - public byte getByteAt(int slot) { - return bb.get(slot); - } - - /** Puts a byte at the specified slot (byte offset). */ - public void setByteAt(int slot, byte v) { - bb.put(slot, v); - } - - /** Retrieves the char at the specified slot (2-byte offset). */ - public char getCharAt(int slot) { - return charBuffer().get(slot); - } - - /** Puts a char at the specified slot (2-byte offset). */ - public void setCharAt(int slot, char v) { - charBuffer().put(slot, v); - } - - /** Retrieves the double at the specified slot (8-byte offset). */ - public double getDoubleAt(int slot) { - return doubleBuffer().get(slot); - } - - /** Puts a double at the specified slot (8-byte offset). */ - public void setDoubleAt(int slot, double v) { - doubleBuffer().put(slot, v); - } - - /** Retrieves the float at the specified slot (4-byte offset). */ - public float getFloatAt(int slot) { - return floatBuffer().get(slot); - } - - /** Puts a float at the specified slot (4-byte offset). */ - public void setFloatAt(int slot, float v) { - floatBuffer().put(slot, v); - } - - /** Retrieves the int at the specified slot (4-byte offset). */ - public int getIntAt(int slot) { - return intBuffer().get(slot); - } - - /** Puts a int at the specified slot (4-byte offset). */ - public void setIntAt(int slot, int v) { - intBuffer().put(slot, v); - } - - /** Retrieves the long at the specified slot (8-byte offset). */ - public long getLongAt(int slot) { - return longBuffer().get(slot); - } - - /** Puts a long at the specified slot (8-byte offset). */ - public void setLongAt(int slot, long v) { - longBuffer().put(slot, v); - } - - /** Retrieves the short at the specified slot (2-byte offset). */ - public short getShortAt(int slot) { - return shortBuffer().get(slot); - } - - /** Puts a short at the specified slot (2-byte offset). */ - public void setShortAt(int slot, short v) { - shortBuffer().put(slot, v); - } - - public void setBytesAt(int slot, byte[] v) { - for (int i = 0; i < v.length; i++) { - bb.put(slot++, v[i]); - } - } - - public byte[] getBytesAt(int slot, byte[] v) { - for (int i = 0; i < v.length; i++) { - v[i] = bb.get(slot++); - } - return v; - } - - public void setCharsAt(int slot, char[] v) { - for (int i = 0; i < v.length; i++) { - charBuffer().put(slot++, v[i]); - } - } - - public char[] getCharsAt(int slot, char[] v) { - for (int i = 0; i < v.length; i++) { - v[i] = charBuffer().get(slot++); - } - return v; - } - - public void setIntsAt(int slot, int[] v) { - for (int i = 0; i < v.length; i++) { - intBuffer().put(slot++, v[i]); - } - } - - public int[] getIntsAt(int slot, int[] v) { - for (int i = 0; i < v.length; i++) { - v[i] = intBuffer().get(slot++); - } - return v; - } - - public void setFloatsAt(int slot, float[] v) { - for (int i = 0; i < v.length; i++) { - floatBuffer().put(slot++, v[i]); - } - } - - public float[] getFloatsAt(int slot, float[] v) { - for (int i = 0; i < v.length; i++) { - v[i] = floatBuffer().get(slot++); - } - return v; - } - - public void setDoublesAt(int slot, double[] v) { - for (int i = 0; i < v.length; i++) { - doubleBuffer().put(slot++, v[i]); - } - } - - public double[] getDoublesAt(int slot, double[] v) { - for (int i = 0; i < v.length; i++) { - v[i] = doubleBuffer().get(slot++); - } - return v; - } - - //---------------------------------------------------------------------- - // Internals only below this point - // - - private CharBuffer charBuffer() { - if (cb == null) { - cb = bb.asCharBuffer(); - } - return cb; - } - - private DoubleBuffer doubleBuffer() { - if (db == null) { - db = bb.asDoubleBuffer(); - } - return db; - } - - private FloatBuffer floatBuffer() { - if (fb == null) { - fb = bb.asFloatBuffer(); - } - return fb; - } - - private IntBuffer intBuffer() { - if (ib == null) { - ib = bb.asIntBuffer(); - } - return ib; - } - - private LongBuffer longBuffer() { - if (lb == null) { - lb = bb.asLongBuffer(); - } - return lb; - } - - private ShortBuffer shortBuffer() { - if (sb == null) { - sb = bb.asShortBuffer(); - } - return sb; - } + + private ByteBuffer bb; + private FloatBuffer fb; + private IntBuffer ib; + private ShortBuffer sb; + + //Java SE only + private CharBuffer cb; + private DoubleBuffer db; + private LongBuffer lb; + + public StructAccessor(ByteBuffer bb) { + // Setting of byte order is concession to native code which needs + // to instantiate these + if(Platform.isJavaSE()) { + this.bb = bb.order(ByteOrder.nativeOrder()); + }else{ + // JSR 239 does not support the ByteOrder class or the order methods. + // The initial order of a byte buffer is the platform byte order. + this.bb = bb; + } + } + + public ByteBuffer getBuffer() { + return bb; + } + + /** + * Returns a slice of the current ByteBuffer starting at the + * specified byte offset and extending the specified number of + * bytes. Note that this method is not thread-safe with respect to + * the other methods in this class. + */ + public ByteBuffer slice(int byteOffset, int byteLength) { + bb.position(byteOffset); + bb.limit(byteOffset + byteLength); + ByteBuffer newBuf = bb.slice(); + bb.position(0); + bb.limit(bb.capacity()); + return newBuf; + } + + /** Retrieves the byte at the specified slot (byte offset). */ + public byte getByteAt(int slot) { + return bb.get(slot); + } + + /** Puts a byte at the specified slot (byte offset). */ + public void setByteAt(int slot, byte v) { + bb.put(slot, v); + } + + /** Retrieves the char at the specified slot (2-byte offset). */ + public char getCharAt(int slot) { + return charBuffer().get(slot); + } + + /** Puts a char at the specified slot (2-byte offset). */ + public void setCharAt(int slot, char v) { + charBuffer().put(slot, v); + } + + /** Retrieves the double at the specified slot (8-byte offset). */ + public double getDoubleAt(int slot) { + return doubleBuffer().get(slot); + } + + /** Puts a double at the specified slot (8-byte offset). */ + public void setDoubleAt(int slot, double v) { + doubleBuffer().put(slot, v); + } + + /** Retrieves the float at the specified slot (4-byte offset). */ + public float getFloatAt(int slot) { + return floatBuffer().get(slot); + } + + /** Puts a float at the specified slot (4-byte offset). */ + public void setFloatAt(int slot, float v) { + floatBuffer().put(slot, v); + } + + /** Retrieves the int at the specified slot (4-byte offset). */ + public int getIntAt(int slot) { + return intBuffer().get(slot); + } + + /** Puts a int at the specified slot (4-byte offset). */ + public void setIntAt(int slot, int v) { + intBuffer().put(slot, v); + } + + /** Retrieves the short at the specified slot (2-byte offset). */ + public short getShortAt(int slot) { + return shortBuffer().get(slot); + } + + /** Puts a short at the specified slot (2-byte offset). */ + public void setShortAt(int slot, short v) { + shortBuffer().put(slot, v); + } + + public void setBytesAt(int slot, byte[] v) { + for (int i = 0; i < v.length; i++) { + bb.put(slot++, v[i]); + } + } + + public byte[] getBytesAt(int slot, byte[] v) { + for (int i = 0; i < v.length; i++) { + v[i] = bb.get(slot++); + } + return v; + } + + public void setCharsAt(int slot, char[] v) { + for (int i = 0; i < v.length; i++) { + charBuffer().put(slot++, v[i]); + } + } + + public char[] getCharsAt(int slot, char[] v) { + for (int i = 0; i < v.length; i++) { + v[i] = charBuffer().get(slot++); + } + return v; + } + + public void setIntsAt(int slot, int[] v) { + for (int i = 0; i < v.length; i++) { + intBuffer().put(slot++, v[i]); + } + } + + public int[] getIntsAt(int slot, int[] v) { + for (int i = 0; i < v.length; i++) { + v[i] = intBuffer().get(slot++); + } + return v; + } + + public void setFloatsAt(int slot, float[] v) { + for (int i = 0; i < v.length; i++) { + floatBuffer().put(slot++, v[i]); + } + } + + public float[] getFloatsAt(int slot, float[] v) { + for (int i = 0; i < v.length; i++) { + v[i] = floatBuffer().get(slot++); + } + return v; + } + + /** + * Puts a double at the specified slot (8-byte offset). + * May throw an {@link UnsupportedOperationException} + */ + public void setDoublesAt(int slot, double[] v) { + for (int i = 0; i < v.length; i++) { + doubleBuffer().put(slot++, v[i]); + } + } + + /** + * Retrieves the long at the specified slot (8-byte offset). + * May throw an {@link UnsupportedOperationException} + */ + public double[] getDoublesAt(int slot, double[] v) { + for (int i = 0; i < v.length; i++) { + v[i] = doubleBuffer().get(slot++); + } + return v; + } + + /** + * Retrieves the long at the specified slot (8-byte offset). + */ + public long getLongAt(int slot) { + if(Platform.isJavaSE()){ + return longBuffer().get(slot); + }else{ + return getLongCDCAt(slot); + } + } + + /** + * Puts a long at the specified slot (8-byte offset). + */ + public void setLongAt(int slot, long v) { + if(Platform.isJavaSE()){ + longBuffer().put(slot, v); + }else{ + setLongCDCAt(slot, v); + } + } + + //---------------------------------------------------------------------- + // Internals only below this point + // + + private final long getLongCDCAt(int slot) { + slot = slot << 1; // 8-byte to 4-byte offset + IntBuffer intBuffer = intBuffer(); + long lo = 0x00000000FFFFFFFFL & ((long) intBuffer.get(slot)); + long hi = 0x00000000FFFFFFFFL & ((long) intBuffer.get(slot + 1)); + if (BufferFactory.isLittleEndian()) { + return hi << 32 | lo; + } + return lo << 32 | hi; + } + + private final void setLongCDCAt(int slot, long v) { + slot = slot << 1; // 8-byte to 4-byte offset + IntBuffer intBuffer = intBuffer(); + int lo = (int) ((v) & 0x00000000FFFFFFFFL); + int hi = (int) ((v >> 32) & 0x00000000FFFFFFFFL); + if (BufferFactory.isLittleEndian()) { + intBuffer.put(slot, lo); + intBuffer.put(slot + 1, hi); + } else { + intBuffer.put(slot, hi); + intBuffer.put(slot + 1, lo); + } + } + + private final FloatBuffer floatBuffer() { + if (fb == null) { + fb = bb.asFloatBuffer(); + } + return fb; + } + + private final IntBuffer intBuffer() { + if (ib == null) { + ib = bb.asIntBuffer(); + } + return ib; + } + + private final ShortBuffer shortBuffer() { + if (sb == null) { + sb = bb.asShortBuffer(); + } + return sb; + } + + // - - Java SE only - - + + private final LongBuffer longBuffer() { + checkSE(); + if (lb == null) { + lb = bb.asLongBuffer(); + } + return lb; + } + + private final DoubleBuffer doubleBuffer() { + checkSE(); + if (db == null) { + db = bb.asDoubleBuffer(); + } + return db; + } + + private final CharBuffer charBuffer() { + checkSE(); + if (cb == null) { + cb = bb.asCharBuffer(); + } + return cb; + } + + private static void checkSE() { + if (!Platform.isJavaSE()) { + throw new UnsupportedOperationException("I am affraid, this Operation is not supportet on this platform."); + } + } } diff --git a/src/java/com/jogamp/gluegen/runtime/StructAccessor.java.javame_cdc_fp b/src/java/com/jogamp/gluegen/runtime/StructAccessor.java.javame_cdc_fp deleted file mode 100755 index 28a8339..0000000 --- a/src/java/com/jogamp/gluegen/runtime/StructAccessor.java.javame_cdc_fp +++ /dev/null @@ -1,201 +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.jogamp.gluegen.runtime; - -import java.nio.*; - -public class StructAccessor { - private ByteBuffer bb; - private FloatBuffer fb; - private IntBuffer ib; - private ShortBuffer sb; - - public StructAccessor(ByteBuffer bb) { - this.bb = bb; - } - - public ByteBuffer getBuffer() { - return bb; - } - - /** Return a slice of the current ByteBuffer starting at the - specified byte offset and extending the specified number of - bytes. Note that this method is not thread-safe with respect to - the other methods in this class. */ - public ByteBuffer slice(int byteOffset, int byteLength) { - bb.position(byteOffset); - bb.limit(byteOffset + byteLength); - ByteBuffer newBuf = bb.slice(); - bb.position(0); - bb.limit(bb.capacity()); - return newBuf; - } - - /** Retrieves the byte at the specified slot (byte offset). */ - public byte getByteAt(int slot) { - return bb.get(slot); - } - - /** Puts a byte at the specified slot (byte offset). */ - public void setByteAt(int slot, byte v) { - bb.put(slot, v); - } - - /** Retrieves the float at the specified slot (4-byte offset). */ - public float getFloatAt(int slot) { - return floatBuffer().get(slot); - } - - /** Puts a float at the specified slot (4-byte offset). */ - public void setFloatAt(int slot, float v) { - floatBuffer().put(slot, v); - } - - /** Retrieves the int at the specified slot (4-byte offset). */ - public int getIntAt(int slot) { - return intBuffer().get(slot); - } - - /** Puts a int at the specified slot (4-byte offset). */ - public void setIntAt(int slot, int v) { - intBuffer().put(slot, v); - } - - public void setBytesAt(int slot, byte[] v) { - for (int i = 0; i < v.length; i++) { - bb.put(slot++, v[i]); - } - } - - public byte[] getBytesAt(int slot, byte[] v) { - for (int i = 0; i < v.length; i++) { - v[i] = bb.get(slot++); - } - return v; - } - - public void setIntsAt(int slot, int[] v) { - for (int i = 0; i < v.length; i++) { - intBuffer().put(slot++, v[i]); - } - } - - public int[] getIntsAt(int slot, int[] v) { - for (int i = 0; i < v.length; i++) { - v[i] = intBuffer().get(slot++); - } - return v; - } - - public void setFloatsAt(int slot, float[] v) { - for (int i = 0; i < v.length; i++) { - floatBuffer().put(slot++, v[i]); - } - } - - public float[] getFloatsAt(int slot, float[] v) { - for (int i = 0; i < v.length; i++) { - v[i] = floatBuffer().get(slot++); - } - return v; - } - - /** Retrieves the long at the specified slot (8-byte offset). */ - public long getLongAt(int slot) { - slot = slot << 1 ; // 8-byte to 4-byte offset - IntBuffer intBuffer = intBuffer(); - long lo = 0x00000000FFFFFFFFL & ( (long) intBuffer.get(slot) ); - long hi = 0x00000000FFFFFFFFL & ( (long) intBuffer.get(slot+1) ); - if(BufferFactory.isLittleEndian()) { - return hi << 32 | lo ; - } - return lo << 32 | hi ; - } - - /** Puts a long at the specified slot (8-byte offset). */ - public void setLongAt(int slot, long v) { - slot = slot << 1 ; // 8-byte to 4-byte offset - IntBuffer intBuffer = intBuffer(); - int lo = (int) ( ( v ) & 0x00000000FFFFFFFFL ) ; - int hi = (int) ( ( v >> 32 ) & 0x00000000FFFFFFFFL ) ; - if(BufferFactory.isLittleEndian()) { - intBuffer.put(slot, lo); - intBuffer.put(slot+1, hi); - } else { - intBuffer.put(slot, hi); - intBuffer.put(slot+1, lo); - } - } - - /** Retrieves the short at the specified slot (2-byte offset). */ - public short getShortAt(int slot) { - return shortBuffer().get(slot); - } - - /** Puts a short at the specified slot (2-byte offset). */ - public void setShortAt(int slot, short v) { - shortBuffer().put(slot, v); - } - - //---------------------------------------------------------------------- - // Internals only below this point - // - - private FloatBuffer floatBuffer() { - if (fb == null) { - fb = bb.asFloatBuffer(); - } - return fb; - } - - private IntBuffer intBuffer() { - if (ib == null) { - ib = bb.asIntBuffer(); - } - return ib; - } - - private ShortBuffer shortBuffer() { - if (sb == null) { - sb = bb.asShortBuffer(); - } - return sb; - } -} |