From 97ab9cd1ef50c9e723454c57a1d8e0b24be253e6 Mon Sep 17 00:00:00 2001
From: Kenneth Russel <kbrussel@alum.mit.edu>
Date: Thu, 27 Apr 2006 21:19:28 +0000
Subject: Fixed problem in Java gluScaleImage implementation raised by user
invictus on javagaming.org forums when destination buffer was a ByteBuffer
git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/svn-server-sync/jogl/trunk@742 232f8b59-042b-4e1e-8c03-345bb8c30851
---
make/glu-CustomJavaCode.java | 18 ++++++++++--------
1 file changed, 10 insertions(+), 8 deletions(-)
(limited to 'make/glu-CustomJavaCode.java')
diff --git a/make/glu-CustomJavaCode.java b/make/glu-CustomJavaCode.java
index 1ea4f20b9..17e1169c1 100644
--- a/make/glu-CustomJavaCode.java
+++ b/make/glu-CustomJavaCode.java
@@ -1292,14 +1292,16 @@ private int gluScaleImageJava( int format, int widthin, int heightin,
widthout, heightout, typeout, out );
if( errno == 0 ) {
out.rewind();
- if( dataout instanceof ShortBuffer ) {
- ((ShortBuffer) dataout).put(out.asShortBuffer());
- } else if( dataout instanceof IntBuffer ) {
- ((IntBuffer) dataout).put(out.asIntBuffer());
- } else if( dataout instanceof FloatBuffer ) {
- ((FloatBuffer) dataout).put(out.asFloatBuffer());
- } else {
- throw new RuntimeException("Should not reach here");
+ if (out != dataout) {
+ if( dataout instanceof ShortBuffer ) {
+ ((ShortBuffer) dataout).put(out.asShortBuffer());
+ } else if( dataout instanceof IntBuffer ) {
+ ((IntBuffer) dataout).put(out.asIntBuffer());
+ } else if( dataout instanceof FloatBuffer ) {
+ ((FloatBuffer) dataout).put(out.asFloatBuffer());
+ } else {
+ throw new RuntimeException("Should not reach here");
+ }
}
}
return( errno );
--
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