From a3fe8ebb18b217673472220a5994f704b692ea54 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Tue, 18 Dec 2001 11:28:44 +0000
Subject: [PATCH] Added range checking to osg::Camera::adjustAspectRatio to
 catch invalid values being passed to Camera.  Invalid values were occuring
 when iconising the Windows GLUT based OSG demos.

---
 src/osg/Camera.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/osg/Camera.cpp b/src/osg/Camera.cpp
index 90fd0387b..c6230b305 100644
--- a/src/osg/Camera.cpp
+++ b/src/osg/Camera.cpp
@@ -218,6 +218,12 @@ void Camera::setNearFar(const double zNear, const double zFar)
   * Typicall used after resizeing a window.*/
 void Camera::adjustAspectRatio(const double newAspectRatio, const AdjustAspectRatioMode aa)
 {
+	if (newAspectRatio<0.01f || newAspectRatio>100.0f)
+	{
+		notify(NOTICE)<<"Warning: aspect ratio out of range (0.01..100) in Camera::adjustAspectRatio("<<newAspectRatio<<","<<aa<<")"<<std::endl;
+		return;
+	}
+
     double previousAspectRatio = (_right-_left)/(_top-_bottom);
     double deltaRatio = newAspectRatio/previousAspectRatio;
     if (aa == ADJUST_HORIZONTAL)