From 6e2d95c960ed3114c944aac0688bf860c7a33282 Mon Sep 17 00:00:00 2001
From: Gabriel Studer <gabriel.studer@unibas.ch>
Date: Fri, 1 Feb 2019 17:55:41 +0100
Subject: [PATCH] silence compiler warning

---
 modules/gfx/src/impl/cartoon_renderer.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/modules/gfx/src/impl/cartoon_renderer.cc b/modules/gfx/src/impl/cartoon_renderer.cc
index 00894483d..3dfedd484 100644
--- a/modules/gfx/src/impl/cartoon_renderer.cc
+++ b/modules/gfx/src/impl/cartoon_renderer.cc
@@ -476,11 +476,14 @@ TraceProfile CartoonRenderer::transform_and_add_profile(const std::vector<TraceP
 
 namespace {
 
+  /*
+  commented out to silence compiler warning, as it is not needed anywhere
   float spread(const geom::Vec3& v1, geom::Vec3& v2, geom::Vec3& v3, geom::Vec3& v4)
   {
     return geom::Dot(geom::Normalize(geom::Cross(geom::Normalize(v3-v1),geom::Normalize(v2-v1))),
 		     geom::Normalize(geom::Cross(geom::Normalize(v3-v4),geom::Normalize(v2-v4))));
   }
+  */
 
 }
 
-- 
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