diff options
Diffstat (limited to 'src/java')
-rwxr-xr-x | src/java/com/jogamp/common/nio/Buffers.java | 40 | ||||
-rw-r--r-- | src/java/com/jogamp/common/nio/CachedBufferFactory.java | 4 |
2 files changed, 11 insertions, 33 deletions
diff --git a/src/java/com/jogamp/common/nio/Buffers.java b/src/java/com/jogamp/common/nio/Buffers.java index d46391f..45cb5a6 100755 --- a/src/java/com/jogamp/common/nio/Buffers.java +++ b/src/java/com/jogamp/common/nio/Buffers.java @@ -208,12 +208,13 @@ public class Buffers { } /** - * Calls slice on the specified buffer. + * Calls slice on the specified buffer while maintaining the byteorder. * @see #slice(java.nio.Buffer, int, int) */ public static <B extends Buffer> B slice(B buffer) { if (buffer instanceof ByteBuffer) { - return (B) ((ByteBuffer) buffer).slice(); + ByteBuffer bb = (ByteBuffer) buffer; + return (B) bb.slice().order(bb.order()); // bb can change byte order on slice and duplicate } else if (buffer instanceof IntBuffer) { return (B) ((IntBuffer) buffer).slice(); } else if (buffer instanceof ShortBuffer) { @@ -231,7 +232,8 @@ public class Buffers { } /** - * Slices the specified buffer with offset as position and offset+size as limit. + * Slices the specified buffer with offset as position and offset+size as limit + * while maintaining the byteorder. * Concurrency warning: this method changes the buffers position and limit but * will restore it before return. */ @@ -293,24 +295,12 @@ public class Buffers { 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 IntBuffer) { - return ((IntBuffer) buf).isDirect(); - } else if (buf instanceof ShortBuffer) { - return ((ShortBuffer) buf).isDirect(); + if (buf instanceof Buffer) { + return ((Buffer) buf).isDirect(); } else if (buf instanceof Int64Buffer) { return ((Int64Buffer) buf).isDirect(); } else if (buf instanceof PointerBuffer) { return ((PointerBuffer) buf).isDirect(); - } else 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(); } throw new IllegalArgumentException("Unexpected buffer type " + buf.getClass().getName()); } @@ -360,24 +350,12 @@ public class Buffers { 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(); + if (buf instanceof Buffer) { + return ((Buffer) buf).array(); } else if (buf instanceof Int64Buffer) { return ((Int64Buffer) buf).array(); } else if (buf instanceof PointerBuffer) { return ((PointerBuffer) 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(); } throw new IllegalArgumentException("Disallowed array backing store type in buffer " + buf.getClass().getName()); diff --git a/src/java/com/jogamp/common/nio/CachedBufferFactory.java b/src/java/com/jogamp/common/nio/CachedBufferFactory.java index 36bac13..dbeed2d 100644 --- a/src/java/com/jogamp/common/nio/CachedBufferFactory.java +++ b/src/java/com/jogamp/common/nio/CachedBufferFactory.java @@ -168,7 +168,7 @@ public class CachedBufferFactory { public ByteBuffer newDirectByteBuffer(int size) { // if large enough... just create it - if (size >= currentBuffer.capacity()) { + if (size > currentBuffer.capacity()) { checkIfFixed(); return Buffers.newDirectByteBuffer(size); } @@ -180,7 +180,7 @@ public class CachedBufferFactory { } currentBuffer.limit(currentBuffer.position() + size); - ByteBuffer result = currentBuffer.slice(); + ByteBuffer result = currentBuffer.slice().order(currentBuffer.order()); currentBuffer.position(currentBuffer.limit()); currentBuffer.limit(currentBuffer.capacity()); return result; |