From c83bc830cd8ecca83cfbb4ea15f4b185b7e89058 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Mon, 3 Sep 2007 09:50:50 +0000
Subject: [PATCH] From Sherman Wilcox, "I modified texturerectangle.cpp to
 address this issue. I used a DXT5 DDS file to test the change."

---
 src/osg/TextureRectangle.cpp | 21 +++++++++++++++------
 1 file changed, 15 insertions(+), 6 deletions(-)

diff --git a/src/osg/TextureRectangle.cpp b/src/osg/TextureRectangle.cpp
index dbf32d186..5aa1a4274 100644
--- a/src/osg/TextureRectangle.cpp
+++ b/src/osg/TextureRectangle.cpp
@@ -294,12 +294,21 @@ void TextureRectangle::applyTexImage_load(GLenum target, Image* image, State& st
         pbo = 0;
     }
 
-    // UH: ignoring compressed for now.
-    glTexImage2D(target, 0, _internalFormat,
-                 image->s(), image->t(), 0,
-                 (GLenum)image->getPixelFormat(),
-                 (GLenum)image->getDataType(),
-                 image->data() - dataMinusOffset + dataPlusOffset );
+    if(isCompressedInternalFormat(_internalFormat) && extensions->isCompressedTexImage2DSupported())
+    {
+        extensions->glCompressedTexImage2D(target, 0, _internalFormat, 
+            image->s(), image->t(), 0,
+            image->getImageSizeInBytes(), 
+            image->data() - dataMinusOffset + dataPlusOffset);                
+    }
+    else
+    {
+        glTexImage2D(target, 0, _internalFormat,
+            image->s(), image->t(), 0,
+            (GLenum)image->getPixelFormat(),
+            (GLenum)image->getDataType(),
+            image->data() - dataMinusOffset + dataPlusOffset );
+    }
     
 
     if (pbo)