From b58b7cbe389bda4fe2db393132311229dfa47c44 Mon Sep 17 00:00:00 2001
From: SimonDanisch <sdanisch@gmail.com>
Date: Thu, 18 Jan 2018 21:53:58 +0100
Subject: [PATCH] fix #246

---
 src/GLVisualize.jl       | 2 +-
 src/visualize/surface.jl | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/GLVisualize.jl b/src/GLVisualize.jl
index 9e25c58..fe7db82 100644
--- a/src/GLVisualize.jl
+++ b/src/GLVisualize.jl
@@ -22,7 +22,7 @@ using FreeTypeAbstraction
 import ColorVectorSpace
 import GLAbstraction: N0f8
 export N0f8 # reexport for examples/tests
-using Base.Iterators: filter
+
 import Base: merge, convert, show
 using Base.Iterators: Repeated, repeated
 
diff --git a/src/visualize/surface.jl b/src/visualize/surface.jl
index 5d51640..ac39228 100644
--- a/src/visualize/surface.jl
+++ b/src/visualize/surface.jl
@@ -110,7 +110,7 @@ end
 
 
 function position_calc(x...)
-    _position_calc(filter(x->!isa(x, Void), x)...)
+    _position_calc(Iterators.filter(x->!isa(x, Void), x)...)
 end
 function glsllinspace(position::Grid, gi, index)
     "position.ref[$gi] + ($index - position.offset[$gi]) * position._step[$gi]"