Fix bug 549 - Incorrect calculation of count value in GLUniformData due to ignored buffer position.

This was disclosed by testing agains the Intel HD 3000 GPU,
resulting in an INVALID OPERATION GL error (correct).

Other driver ignored this mismatch ..

1 files changed, 3 insertions, 3 deletions

diff --git a/src/jogl/classes/javax/media/opengl/GLUniformData.java b/src/jogl/classes/javax/media/opengl/GLUniformData.java
index 5c9388be2..475ff4546 100644
--- a/src/jogl/classes/javax/media/opengl/GLUniformData.java
+++ b/src/jogl/classes/javax/media/opengl/GLUniformData.java
@@ -107,10 +107,10 @@ public class GLUniformData {
         if(data instanceof Buffer) {
             final int sz = rows*columns;
             final Buffer buffer = (Buffer)data;
-            if(buffer.limit()<sz || 0!=buffer.limit()%sz) {
-                throw new GLException("data buffer size invalid: new buffer limit: "+buffer.limit()+"\n\t"+this);
+            if(buffer.remaining()<sz || 0!=buffer.remaining()%sz) {
+                throw new GLException("remaining data buffer size invalid: buffer: "+buffer.toString()+"\n\t"+this);
             }
-            this.count=buffer.limit()/(rows*columns);
+            this.count=buffer.remaining()/(rows*columns);
         } else {
             if(isMatrix) {
                 throw new GLException("Atom type not allowed for matrix : "+this);