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authorSven Gothel <[email protected]>2010-07-07 14:37:53 +0200
committerSven Gothel <[email protected]>2010-07-07 14:37:53 +0200
commit5b6ecb0854825a624f82e63f3180c2e85d905f0f (patch)
tree994d047fdf7732bcdc5228a990d933913652060f /src/java/com/jogamp/common
parent8a95808d3762ee4645dd5de1f0b0844c254e8638 (diff)
parente125cd5b1a20221b338cc4f03810b3b8b69004c9 (diff)
Merge branch 'master' of github.com:mbien/gluegen
Diffstat (limited to 'src/java/com/jogamp/common')
-rwxr-xr-xsrc/java/com/jogamp/common/nio/Buffers.java58
1 files changed, 48 insertions, 10 deletions
diff --git a/src/java/com/jogamp/common/nio/Buffers.java b/src/java/com/jogamp/common/nio/Buffers.java
index 0c16b4d..7e5f8eb 100755
--- a/src/java/com/jogamp/common/nio/Buffers.java
+++ b/src/java/com/jogamp/common/nio/Buffers.java
@@ -206,6 +206,44 @@ public class Buffers {
}
/**
+ * Calls slice on the concrete buffer type.
+ */
+ public static Buffer slice(Buffer buffer) {
+ if (buffer instanceof ByteBuffer) {
+ return ((ByteBuffer) buffer).slice();
+ } else if (buffer instanceof IntBuffer) {
+ return ((IntBuffer) buffer).slice();
+ } else if (buffer instanceof ShortBuffer) {
+ return ((ShortBuffer) buffer).slice();
+ } else if (buffer instanceof FloatBuffer) {
+ return ((FloatBuffer) buffer).slice();
+ } else if (Platform.isJavaSE()) {
+ if (buffer instanceof DoubleBuffer) {
+ return ((DoubleBuffer) buffer).slice();
+ } else if (buffer instanceof LongBuffer) {
+ return ((LongBuffer) buffer).slice();
+ } else if (buffer instanceof CharBuffer) {
+ return ((CharBuffer) buffer).slice();
+ }
+ }
+ throw new IllegalArgumentException("unexpected buffer type: " + buffer.getClass());
+ }
+
+ /**
+ * Slices the specified buffer with offset as position and offset+size as limit.
+ */
+ public static Buffer slice(Buffer buffer, int offset, int size) {
+ int pos = buffer.position();
+ int limit = buffer.limit();
+
+ buffer.position(offset).limit(offset+size);
+ Buffer slice = slice(buffer);
+
+ buffer.position(pos).limit(limit);
+ return slice;
+ }
+
+ /**
* Helper routine to set a ByteBuffer to the native byte order, if
* that operation is supported by the underlying NIO
* implementation.
@@ -277,7 +315,7 @@ public class Buffers {
return ((CharBuffer) buf).isDirect();
}
}
- throw new RuntimeException("Unexpected buffer type " + buf.getClass().getName());
+ throw new IllegalArgumentException("Unexpected buffer type " + buf.getClass().getName());
}
/**
@@ -316,7 +354,7 @@ public class Buffers {
return pointerBuffer.position() * PointerBuffer.elementSize();
}
- throw new RuntimeException("Disallowed array backing store type in buffer " + buf.getClass().getName());
+ throw new IllegalArgumentException("Disallowed array backing store type in buffer " + buf.getClass().getName());
}
/**
@@ -349,7 +387,7 @@ public class Buffers {
}
}
- throw new RuntimeException("Disallowed array backing store type in buffer " + buf.getClass().getName());
+ throw new IllegalArgumentException("Disallowed array backing store type in buffer " + buf.getClass().getName());
}
/**
@@ -389,7 +427,7 @@ public class Buffers {
return PointerBuffer.elementSize() * (pointerBuffer.arrayOffset() + pointerBuffer.position());
}
- throw new RuntimeException("Unknown buffer type " + buf.getClass().getName());
+ throw new IllegalArgumentException("Unknown buffer type " + buf.getClass().getName());
}
@@ -543,7 +581,7 @@ public class Buffers {
return ((CharBuffer) dest).put((CharBuffer) src);
}
}
- throw new RuntimeException("Incompatible Buffer classes: dest = " + dest.getClass().getName() + ", src = " + src.getClass().getName());
+ throw new IllegalArgumentException("Incompatible Buffer classes: dest = " + dest.getClass().getName() + ", src = " + src.getClass().getName());
}
public static Buffer putb(Buffer dest, byte v) {
@@ -554,7 +592,7 @@ public class Buffers {
} else if (dest instanceof IntBuffer) {
return ((IntBuffer) dest).put((int) v);
} else {
- throw new RuntimeException("Byte doesn't match Buffer Class: " + dest);
+ throw new IllegalArgumentException("Byte doesn't match Buffer Class: " + dest);
}
}
@@ -564,7 +602,7 @@ public class Buffers {
} else if (dest instanceof IntBuffer) {
return ((IntBuffer) dest).put((int) v);
} else {
- throw new RuntimeException("Short doesn't match Buffer Class: " + dest);
+ throw new IllegalArgumentException("Short doesn't match Buffer Class: " + dest);
}
}
@@ -572,7 +610,7 @@ public class Buffers {
if (dest instanceof IntBuffer) {
((IntBuffer) dest).put(v);
} else {
- throw new RuntimeException("Integer doesn't match Buffer Class: " + dest);
+ throw new IllegalArgumentException("Integer doesn't match Buffer Class: " + dest);
}
}
@@ -584,14 +622,14 @@ public class Buffers {
((IntBuffer) dest).put(FixedPoint.toFixed(v));
*/
} else {
- throw new RuntimeException("Float doesn't match Buffer Class: " + dest);
+ throw new IllegalArgumentException("Float doesn't match Buffer Class: " + dest);
}
}
public static void putd(Buffer dest, double v) {
if (dest instanceof FloatBuffer) {
((FloatBuffer) dest).put((float) v);
} else {
- throw new RuntimeException("Double doesn't match Buffer Class: " + dest);
+ throw new IllegalArgumentException("Double doesn't match Buffer Class: " + dest);
}
}