From 8cf1cc0dad156c79d1d9b051f2ee89bba81b65e3 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Wed, 4 Feb 2004 09:30:06 +0000
Subject: [PATCH] From Brad Christaiansen, added check for projection matrix
 changing in screen coord character size mode.

---
 src/osgText/Text.cpp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/osgText/Text.cpp b/src/osgText/Text.cpp
index d1dcf504d..5d5a4e6e5 100644
--- a/src/osgText/Text.cpp
+++ b/src/osgText/Text.cpp
@@ -718,6 +718,7 @@ void Text::drawImplementation(osg::State& state) const
         int frameNumber = state.getFrameStamp()?state.getFrameStamp()->getFrameNumber():0;
         AutoTransformCache& atc = _autoTransformCache[contextID];
         const osg::Matrix& modelview = state.getModelViewMatrix();
+        const osg::Matrix& projection = state.getProjectionMatrix();
 
         osg::Vec3 newTransformedPosition = _position*modelview;
         
@@ -741,7 +742,11 @@ void Text::drawImplementation(osg::State& state) const
             else if (width!=atc._width || height!=atc._height)
             {
                 doUpdate = true;
-            } 
+            }
+            else if (atc._projection!=projection)
+            {
+                doUpdate = true;
+            }
         }
         
         atc._traversalNumber = frameNumber;
@@ -751,7 +756,7 @@ void Text::drawImplementation(osg::State& state) const
         if (doUpdate)
         {    
             atc._transformedPosition = newTransformedPosition;
-            atc._projection = state.getProjectionMatrix();
+            atc._projection = projection;
             atc._modelview = modelview;
 
             computePositions(contextID);