diff --git a/include/osg/Camera b/include/osg/Camera
index ce1346402..a6592775b 100644
--- a/include/osg/Camera
+++ b/include/osg/Camera
@@ -123,6 +123,19 @@ class OSG_EXPORT Camera : public Transform, public CullSettings
         /** Get the transformation order.*/
         TransformOrder getTransformOrder() const { return _transformOrder; }
         
+        enum ProjectionResizePolicy
+        {
+            FIXED, /** Keep the projection matrix fixed, despite window resizes.*/
+            HORIZONTAL, /** Adjust the HORIZOTNAL field of view on window resizes.*/
+            VERTICAL /** Adjust the VERTICAL field of view on window resizes.*/
+        };
+        
+        /** Set the policy used to determin if and how the projection matrix should be adjusted on window resizes. */
+        inline void setProjectionResizePolicy(ProjectionResizePolicy policy) { _projectionResizePolicy = policy; }
+
+        /** Get the policy used to determin if and how the projection matrix should be adjusted on window resizes. */
+        inline ProjectionResizePolicy getProjectionResizePolicy() const { return _projectionResizePolicy; }
+
 
         /** Set the projection matrix. Can be thought of as setting the lens of a camera. */
         inline void setProjectionMatrix(const osg::Matrixf& matrix) { _projectionMatrix.set(matrix); }
@@ -417,6 +430,8 @@ class OSG_EXPORT Camera : public Transform, public CullSettings
         ref_ptr<Viewport>           _viewport;
 
         TransformOrder              _transformOrder;
+        ProjectionResizePolicy      _projectionResizePolicy;
+
         Matrixd                     _projectionMatrix;
         Matrixd                     _viewMatrix;
         
diff --git a/src/osg/Camera.cpp b/src/osg/Camera.cpp
index 6dd6a4414..c247020bf 100644
--- a/src/osg/Camera.cpp
+++ b/src/osg/Camera.cpp
@@ -22,6 +22,7 @@ Camera::Camera():
     _clearMask(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT),
     _transformOrder(PRE_MULTIPLY),
     _renderOrder(POST_RENDER),
+    _projectionResizePolicy(HORIZONTAL),
     _renderOrderNum(0),
     _drawBuffer(GL_NONE),
     _readBuffer(GL_NONE),
@@ -41,6 +42,7 @@ Camera::Camera(const Camera& camera,const CopyOp& copyop):
     _colorMask(camera._colorMask),
     _viewport(camera._viewport),
     _transformOrder(camera._transformOrder),
+    _projectionResizePolicy(camera._projectionResizePolicy),
     _projectionMatrix(camera._projectionMatrix),
     _viewMatrix(camera._viewMatrix),
     _renderOrder(camera._renderOrder),
diff --git a/src/osg/GraphicsContext.cpp b/src/osg/GraphicsContext.cpp
index 34a16f86d..2de310617 100644
--- a/src/osg/GraphicsContext.cpp
+++ b/src/osg/GraphicsContext.cpp
@@ -487,42 +487,24 @@ void GraphicsContext::resizedImplementation(int x, int y, int width, int height)
         {
             osg::View* view = camera->getView();
             osg::View::Slave* slave = view ? view->findSlaveForCamera(camera) : 0;
-
+            
             if (slave && camera->getReferenceFrame()==osg::Transform::RELATIVE_RF)
             {
-                slave->_projectionOffset *= osg::Matrix::scale(1.0/aspectRatioChange,1.0,1.0);
+                switch(view->getCamera()->getProjectionResizePolicy())
+                {
+                    case(osg::Camera::HORIZONTAL): slave->_projectionOffset *= osg::Matrix::scale(1.0/aspectRatioChange,1.0,1.0); break;
+                    case(osg::Camera::VERTICAL): slave->_projectionOffset *= osg::Matrix::scale(1.0, aspectRatioChange,1.0); break;
+                    default: break;
+                }
             }
             else
             {
-#if 0            
-                osg::Matrixd& pm = camera->getProjectionMatrix();
-                bool orthographicCamera = (pm(0,3)==0.0) && (pm(1,3)==0.0) && (pm(2,3)==0.0) && (pm(3,3)==1.0); 
-
-                if (orthographicCamera)
+                switch(view->getCamera()->getProjectionResizePolicy())
                 {
-                    double left, right, bottom, top, zNear, zFar;
-                    camera->getProjectionMatrixAsOrtho(left, right, bottom, top, zNear, zFar);
-
-                    double mid = (right+left)*0.5;
-                    double halfWidth = (right-left)*0.5;
-                    left = mid - halfWidth * aspectRatioChange;
-                    right = mid + halfWidth * aspectRatioChange;
-                    camera->setProjectionMatrixAsOrtho(left, right, bottom, top, zNear, zFar);
+                    case(osg::Camera::HORIZONTAL): camera->getProjectionMatrix() *= osg::Matrix::scale(1.0/aspectRatioChange,1.0,1.0); break;
+                    case(osg::Camera::VERTICAL): camera->getProjectionMatrix() *= osg::Matrix::scale(1.0, aspectRatioChange,1.0); break;
+                    default: break;
                 }
-                else
-                {
-                    double left, right, bottom, top, zNear, zFar;
-                    camera->getProjectionMatrixAsFrustum(left, right, bottom, top, zNear, zFar);
-
-                    double mid = (right+left)*0.5;
-                    double halfWidth = (right-left)*0.5;
-                    left = mid - halfWidth * aspectRatioChange;
-                    right = mid + halfWidth * aspectRatioChange;
-                    camera->setProjectionMatrixAsFrustum(left, right, bottom, top, zNear, zFar);
-                }
-#else
-                camera->getProjectionMatrix() *= osg::Matrix::scale(1.0/aspectRatioChange,1.0,1.0);
-#endif
             }
 
         }    
diff --git a/src/osgWrappers/osg/Camera.cpp b/src/osgWrappers/osg/Camera.cpp
index 172f637b2..9153a908d 100644
--- a/src/osgWrappers/osg/Camera.cpp
+++ b/src/osgWrappers/osg/Camera.cpp
@@ -45,6 +45,12 @@ BEGIN_ENUM_REFLECTOR(osg::Camera::TransformOrder)
 	I_EnumLabel(osg::Camera::POST_MULTIPLY);
 END_REFLECTOR
 
+BEGIN_ENUM_REFLECTOR(osg::Camera::ProjectionResizePolicy)
+	I_EnumLabel(osg::Camera::FIXED);
+	I_EnumLabel(osg::Camera::HORIZONTAL);
+	I_EnumLabel(osg::Camera::VERTICAL);
+END_REFLECTOR
+
 BEGIN_ENUM_REFLECTOR(osg::Camera::RenderOrder)
 	I_EnumLabel(osg::Camera::PRE_RENDER);
 	I_EnumLabel(osg::Camera::NESTED_RENDER);
@@ -223,6 +229,16 @@ BEGIN_OBJECT_REFLECTOR(osg::Camera)
 	          __TransformOrder__getTransformOrder,
 	          "Get the transformation order. ",
 	          "");
+	I_Method1(void, setProjectionResizePolicy, IN, osg::Camera::ProjectionResizePolicy, policy,
+	          Properties::NON_VIRTUAL,
+	          __void__setProjectionResizePolicy__ProjectionResizePolicy,
+	          "Set the policy used to determin if and how the projection matrix should be adjusted on window resizes. ",
+	          "");
+	I_Method0(osg::Camera::ProjectionResizePolicy, getProjectionResizePolicy,
+	          Properties::NON_VIRTUAL,
+	          __ProjectionResizePolicy__getProjectionResizePolicy,
+	          "Get the policy used to determin if and how the projection matrix should be adjusted on window resizes. ",
+	          "");
 	I_Method1(void, setProjectionMatrix, IN, const osg::Matrixf &, matrix,
 	          Properties::NON_VIRTUAL,
 	          __void__setProjectionMatrix__C5_osg_Matrixf_R1,
@@ -529,6 +545,9 @@ BEGIN_OBJECT_REFLECTOR(osg::Camera)
 	I_SimpleProperty(const osg::Matrixd &, ProjectionMatrix, 
 	                 __C5_osg_Matrixd_R1__getProjectionMatrix, 
 	                 __void__setProjectionMatrix__C5_osg_Matrixd_R1);
+	I_SimpleProperty(osg::Camera::ProjectionResizePolicy, ProjectionResizePolicy, 
+	                 __ProjectionResizePolicy__getProjectionResizePolicy, 
+	                 __void__setProjectionResizePolicy__ProjectionResizePolicy);
 	I_SimpleProperty(GLenum, ReadBuffer, 
 	                 __GLenum__getReadBuffer, 
 	                 __void__setReadBuffer__GLenum);