From: Mikko Rasa <tdb@tdb.fi>
Date: Sun, 9 Mar 2014 13:07:16 +0000 (+0200)
Subject: Correct field of view calculation for Oculus Rift
X-Git-Url: http://git.tdb.fi/?p=libs%2Fvr.git;a=commitdiff_plain;h=7576cb135f0b533c302e9c6ea91bd264d7c59954

Correct field of view calculation for Oculus Rift
---

diff --git a/source/oculusriftcombiner.cpp b/source/oculusriftcombiner.cpp
index 3ebbcc8..67b4729 100644
--- a/source/oculusriftcombiner.cpp
+++ b/source/oculusriftcombiner.cpp
@@ -155,7 +155,7 @@ void OculusRiftCombiner::update_parameters()
 	left_shdata.uniform("scale", 2.0f, 2.5f, oversize);
 	right_shdata.uniform("scale", 2.0f, 2.5f, oversize);
 
-	fov = Geometry::atan(oversize*0.625f/view_distance)*2.0f;
+	fov = Geometry::atan(oversize*0.625f/view_distance/2)*2.0f;
 	frustum_skew = lens_separation*2-1;
 }