From: Mikko Rasa <tdb@tdb.fi>
Date: Mon, 2 Feb 2015 17:51:42 +0000 (+0200)
Subject: Make sure the shadow volume does not have zero size
X-Git-Url: http://git.tdb.fi/?p=r2c2.git;a=commitdiff_plain;h=eb6c78e5a38dcf4513915b72d2dbe2e35e2958a1

Make sure the shadow volume does not have zero size
---

diff --git a/source/3d/view.cpp b/source/3d/view.cpp
index 2050f58..9fd5684 100644
--- a/source/3d/view.cpp
+++ b/source/3d/view.cpp
@@ -99,7 +99,7 @@ void View3D::update_shadow_area()
 {
 	Vector minp, maxp;
 	compute_bounds(minp, maxp);
-	shadow.set_target((minp+maxp)/2.0f, (maxp-minp).norm()/2.0f);
+	shadow.set_target((minp+maxp)/2.0f, max((maxp-minp).norm()/2.0f, 0.1f));
 }
 
 } // namespace R2C2