COMP: Make USE_FFTW consistent with ITK_USE_FFTW.

ANTS.cmake

@@ -37,18 +37,18 @@ if(CMAKE_CL_64 OR MSVC)
   add_definitions(/bigobj)
 endif()
 
-option(USE_FFTWD "Use double precision fftw if found" OFF)
-option(USE_FFTWF "Use single precision fftw if found" OFF)
-option(USE_SYSTEM_FFTW "Use an installed version of fftw" OFF)
-if (USE_FFTWD OR USE_FFTWF)
-  if(USE_SYSTEM_FFTW)
+option(ITK_USE_FFTWD "Use double precision fftw if found" OFF)
+option(ITK_USE_FFTWF "Use single precision fftw if found" OFF)
+option(ITK_USE_SYSTEM_FFTW "Use an installed version of fftw" OFF)
+if (ITK_USE_FFTWD OR ITK_USE_FFTWF)
+  if(ITK_USE_SYSTEM_FFTW)
       find_package( FFTW )
       link_directories(${FFTW_LIBDIR})
-  else(USE_SYSTEM_FFTW)
+  else(ITK_USE_SYSTEM_FFTW)
       link_directories(${ITK_DIR}/fftw/lib)
       include_directories(${ITK_DIR}/fftw/include)
-  endif(USE_SYSTEM_FFTW)
-endif(USE_FFTWD OR USE_FFTWF)
+  endif(ITK_USE_SYSTEM_FFTW)
+endif(ITK_USE_FFTWD OR ITK_USE_FFTWF)
 
 # These are configure time options that specify which
 # subset of tests should be run

SuperBuild/External_ITKv4.cmake

@@ -62,7 +62,7 @@ if(NOT DEFINED ${extProjName}_DIR AND NOT ${USE_SYSTEM_${extProjName}})
   #      link properly if -fopenmp is used.
   string(REPLACE "-fopenmp" "" ITK_CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
   string(REPLACE "-fopenmp" "" ITK_CMAKE_CXX_FLAGS "${CMAKE_CX_FLAGS}")
-  if(USE_FFTWD OR USE_FFTWF)
+  if(ITK_USE_FFTWD OR ITK_USE_FFTWF)
     set(FFTWF_FLAGS -DUSE_FFTWF:BOOL=ON)
   else()
     set(FFTWF_FLAGS "")