From 4df7836f655501ce075914bd06b150778edd5ee3 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Sun, 18 Apr 2004 13:44:09 +0000
Subject: [PATCH] From Marco Jez, "fixes a bug that prevented mipmaps in images
 from being read correctly (the call to setImage() clears the previously
 filled _mipmapData vector)."

---
 src/osgPlugins/ive/Image.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/osgPlugins/ive/Image.cpp b/src/osgPlugins/ive/Image.cpp
index 69f8742ca..fd9bfdf48 100644
--- a/src/osgPlugins/ive/Image.cpp
+++ b/src/osgPlugins/ive/Image.cpp
@@ -105,15 +105,15 @@ void Image::read(DataInputStream* in)
         // Read modified tag.
         setModifiedTag((unsigned int)in->readInt());
 
-        // Read mipmapdata vector
+        // Read mipmapdata vector        
         int size = in->readInt();
-        _mipmapData.resize(size);
+        MipmapDataType mipmapData(size);
 
         //if (size) std::cout<<"is mip mapped ";
 
         for(int i=0;i<size;i++)
         {
-            _mipmapData[i]=(unsigned int)in->readInt();
+            mipmapData[i]=(unsigned int)in->readInt();
             //std::cout<<_mipmapData[i]<<"\t";
         }
         //std::cout<<std::endl;
@@ -139,6 +139,8 @@ void Image::read(DataInputStream* in)
             setImage(is, it, ir, internalTextureFormat, pixelFormat,
                 dataType, (unsigned char* ) data, osg::Image::USE_NEW_DELETE, packing);
         }
+
+        _mipmapData.swap(mipmapData);
     }
     else{
         throw Exception("Image::read(): Expected Image identification.");