From 765788b1b8be6821e0f49013d2ab7bffd5a04018 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Luis=20Pe=C3=B1aranda?= <luisp@impa.br>
Date: Tue, 5 Mar 2013 12:23:10 -0300
Subject: [PATCH] fixed automatic fov_max when using shift+wheel

---
 openglcanvas.cpp | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/openglcanvas.cpp b/openglcanvas.cpp
index ac15b90..2b91e21 100644
--- a/openglcanvas.cpp
+++ b/openglcanvas.cpp
@@ -722,7 +722,17 @@ void OpenGLCanvas::wheelEvent(QWheelEvent *event){
         if(event->modifiers()==Qt::ShiftModifier){
             change_fov_max(fov_max+((double)event->delta())/30);
         }else{
-            change_fov(fov+((double)event->delta())/30);
+            int new_fov=fov+event->delta()/30;
+            change_fov((double)new_fov);
+            if(auto_fov_max){
+                if(new_fov<60)
+                    change_fov_max(60);
+                else
+                    if(new_fov>180)
+                        change_fov_max(1);
+                    else
+                        change_fov_max(90-new_fov/2);
+            }
         }
     }
 }
-- 
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