Add `OpenGL Utility (GLU)`.

This is needed for certain components in ParaView (VisitBridge GMV
reader), when mesa is enabled.

CMakeLists.txt

@@ -67,6 +67,7 @@ function (superbuild_find_projects var)
         catalyst
         egl
         fontconfig
+        glu
         llvm
         mesa
         osmesa
@@ -140,6 +141,7 @@ function (superbuild_sanity_check)
   if (paraview_enabled AND catalyst_enabled)
     message(SEND_ERROR "Cannot enable ParaView and Catalyst at the same time.")
   endif ()
+
 endfunction ()
 
 function (superbuild_add_packaging)

projects/paraview.cmake

@@ -85,7 +85,7 @@ set(paraviews_platform_dependencies)
 if (UNIX)
   if (NOT APPLE)
     list(APPEND paraviews_platform_dependencies
-      mesa osmesa egl
+      mesa osmesa egl glu
 
       # Needed for fonts to work properly.
       fontconfig)

projects/unix/glu.cmake

+if (BUILD_SHARED_LIBS)
+  set(glu_flags --disable-static --enable-shared)
+  set(glu_library libGLU.so)
+else ()
+  set(glu_flags --enable-static --disable-shared)
+  set(glu_library libGLU.a)
+endif ()
+
+superbuild_add_project(glu
+  CAN_USE_SYSTEM
+  DEPENDS_OPTIONAL mesa
+  CONFIGURE_COMMAND
+    <SOURCE_DIR>/configure
+    --prefix=<INSTALL_DIR>
+    ${glu_flags}
+  BUILD_COMMAND
+    $(MAKE)
+  INSTALL_COMMAND
+    make install
+  BUILD_IN_SOURCE 1)
+
+superbuild_add_extra_cmake_args(
+  -DOPENGL_glu_LIBRARY:FILEPATH=<INSTALL_DIR>/lib/${glu_library})

projects/visitbridge.cmake

-# Make a dummy visitbridge project so that the user can enable or disable
-# building paraview with bridge support
 superbuild_add_dummy_project(visitbridge
-  DEPENDS boost)
+  DEPENDS boost glu)

versions.cmake

@@ -12,6 +12,10 @@ superbuild_set_revision(osmesa
   ${mesa_revision})
 unset(mesa_revision)
 
+superbuild_set_revision(glu
+  URL     "http://www.paraview.org/files/dependencies/glu-9.0.0.tar.gz"
+  URL_MD5 bbc57d4fe3bd3fb095bdbef6fcb977c4)
+
 superbuild_set_revision(adios
   URL     "http://www.paraview.org/files/dependencies/adios-1.8-439f0fb6.tar.bz2"
   URL_MD5 a88701c77a7ead5daadd8d8aff70556a)