From d8e0ce402ea8238e47e10642ea3ce8b6a47ec058 Mon Sep 17 00:00:00 2001
From: Damien Cassou <damien@cassou.me>
Date: Mon, 25 Jul 2016 10:42:13 +0200
Subject: [PATCH] vtk: 5.10.1 -> 7.0.0

---
 pkgs/development/libraries/vtk/default.nix | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/pkgs/development/libraries/vtk/default.nix b/pkgs/development/libraries/vtk/default.nix
index 59063645232d..20e2213e3e7c 100644
--- a/pkgs/development/libraries/vtk/default.nix
+++ b/pkgs/development/libraries/vtk/default.nix
@@ -5,24 +5,25 @@ with stdenv.lib;
 
 let
   os = stdenv.lib.optionalString;
-  majorVersion = "5.10";
-  minorVersion = "1";
+  majorVersion = "7.0";
+  minorVersion = "0";
   version = "${majorVersion}.${minorVersion}";
 in
 
 stdenv.mkDerivation rec {
   name = "vtk-${os (qtLib != null) "qvtk-"}${version}";
   src = fetchurl {
-    url = "${meta.homepage}files/release/${majorVersion}/vtk-${version}.tar.gz";
-    sha256 = "1fxxgsa7967gdphkl07lbfr6dcbq9a72z5kynlklxn7hyp0l18pi";
+    url = "${meta.homepage}files/release/${majorVersion}/VTK-${version}.tar.gz";
+    sha256 = "1hrjxkcvs3ap0bdhk90vymz5pgvxmg7q6sz8ab3wsyddbshr1abq";
   };
 
-  # https://bugzilla.redhat.com/show_bug.cgi?id=1138466
-  postPatch = "sed '/^#define GL_GLEXT_LEGACY/d' -i ./Rendering/vtkOpenGL.h";
-
   buildInputs = [ cmake mesa libX11 xproto libXt ]
     ++ optional (qtLib != null) qtLib;
 
+  preBuild = ''
+    export LD_LIBRARY_PATH="$(pwd)/lib";
+  '';
+
   # Shared libraries don't work, because of rpath troubles with the current
   # nixpkgs camke approach. It wants to call a binary at build time, just
   # built and requiring one of the shared objects.