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[cpPlugins.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e4f2e37e0ef5d5cbc9b60406c5414ede44546a0c..16233ddf8ac8e1a01f283964e2cf3094fe9fdef1 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,20 +1,20 @@
-CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
+CMAKE_MINIMUM_REQUIRED(VERSION 2.8)
 
-# for CMake 2.6 corrected behaviour (see "cmake --help-policy CMP0003")
-IF(
-    COMMAND cmake_policy AND
-    ${CMAKE_MAJOR_VERSION} EQUAL 2 AND
-    ${CMAKE_MINOR_VERSION} GREATER 4
-    )
-  CMAKE_POLICY(SET CMP0003 NEW)
-  CMAKE_POLICY(SET CMP0005 NEW)
-  CMAKE_POLICY(SET CMP0011 NEW)
-  CMAKE_POLICY(SET CMP0012 NEW)
-ENDIF(
-  COMMAND cmake_policy AND
-  ${CMAKE_MAJOR_VERSION} EQUAL 2 AND
-  ${CMAKE_MINOR_VERSION} GREATER 4
+## ============
+## = Policies =
+## ============
+
+SET(
+  policies
+  CMP0015
+  CMP0020
+  CMP0042
   )
+FOREACH(policy ${policies})
+  IF(POLICY ${policy})
+    CMAKE_POLICY(SET ${policy} NEW)
+  ENDIF(POLICY ${policy})
+ENDFOREACH(policy)
 
 ## ================
 ## = Project name =
@@ -40,40 +40,42 @@ OPTION(BUILD_EXAMPLES "Build examples" OFF)
 ## = Packages and options =
 ## ========================
 
+# Prepare header to build shared libs (windows)
 INCLUDE(GenerateExportHeader)
 
+# Find ITK and VTK
 FIND_PACKAGE(ITK REQUIRED)
-INCLUDE(${ITK_USE_FILE})
-
 FIND_PACKAGE(VTK REQUIRED)
+
+INCLUDE(${ITK_USE_FILE})
 INCLUDE(${VTK_USE_FILE})
 
+# Do not use itk-vtk glue --> problems ahead!!!
+IF(ITKVtkGlue_LOADED)
+  MESSAGE(FATAL_ERROR "ITKVtkGlue module is available. Please re-compile your ITK without it. It could lead to nasty compilation problems... Just waiting for Kitware to solve it.")
+ENDIF(ITKVtkGlue_LOADED)
+
+SET(QT4_FOUND "0")
 IF(USE_QT4)
-  IF(NOT WIN32)
-  FIND_LIBRARY(
-    VTK_USES_QT
-    NAMES vtkGUISupportQt-${VTK_MAJOR_VERSION}.${VTK_MINOR_VERSION}
-    HINTS ${VTK_LIBRARY_DIRS}
-    PATHS /usr/lib /usr/local/lib /usr/lib64 /usr/local/lib64
-    )
-  FIND_LIBRARY(
-    VTK_USES_QT_OPENGL
-    vtkGUISupportQtOpenGL-${VTK_MAJOR_VERSION}.${VTK_MINOR_VERSION}
-    HINTS ${VTK_LIBRARY_DIRS}
-    PATHS /usr/lib /usr/local/lib /usr/lib64 /usr/local/lib64
+  FIND_PACKAGE(Qt4 REQUIRED)
+  INCLUDE(${QT_USE_FILE})
+
+  ## Check for required vtk-qt4 modules
+  SET(
+    vtk_required_modules
+    vtkGUISupportQt
+    vtkGUISupportQtOpenGL
     )
-  MARK_AS_ADVANCED(FORCE VTK_USES_QT)
-  MARK_AS_ADVANCED(FORCE VTK_USES_QT_OPENGL)
-  IF(VTK_USES_QT AND VTK_USES_QT_OPENGL)
-    FIND_PACKAGE(Qt4 REQUIRED)
-    INCLUDE(${QT_USE_FILE})
-  ELSE(VTK_USES_QT AND VTK_USES_QT_OPENGL)
-    MESSAGE(FATAL_ERROR "VTK ${VTK_MAJOR_VERSION}.${VTK_MINOR_VERSION} was not compiled with Qt4 support!")
-  ENDIF(VTK_USES_QT AND VTK_USES_QT_OPENGL)
-  ELSE(NOT WIN32)
-    FIND_PACKAGE(Qt4 REQUIRED)
-    INCLUDE(${QT_USE_FILE})
-  ENDIF(NOT WIN32)
+  FOREACH(vtk_module ${vtk_required_modules})
+    IF(NOT ${vtk_module}_LOADED)
+      MESSAGE(
+        FATAL_ERROR
+        "${vtk_module} module is required but not available."
+        )
+      SET(QT4_FOUND "0")
+    ENDIF(NOT ${vtk_module}_LOADED)
+  ENDFOREACH(vtk_module)
+  SET(QT4_FOUND "1")
 ENDIF(USE_QT4)
 
 ## ================================================
@@ -81,7 +83,7 @@ ENDIF(USE_QT4)
 ## ================================================
 
 IF(PROJECT_BINARY_DIR STREQUAL ${PROJECT_SOURCE_DIR})
-  MESSAGE(FATAL_ERROR "Building in the source tree is not allowed")
+  MESSAGE(FATAL_ERROR "Building in the source tree is not allowed.")
 ENDIF(PROJECT_BINARY_DIR STREQUAL ${PROJECT_SOURCE_DIR})
 
 ## =====================================
@@ -103,14 +105,16 @@ MARK_AS_ADVANCED(
 INCLUDE_DIRECTORIES(
   ${PROJECT_SOURCE_DIR}/lib
   ${PROJECT_SOURCE_DIR}/lib/third_party
+  ${PROJECT_SOURCE_DIR}/lib/third_party/ItkVtkGlue
   ${PROJECT_BINARY_DIR}/lib
   ${PROJECT_BINARY_DIR}/lib/third_party
+  ${PROJECT_BINARY_DIR}/lib/third_party/ItkVtkGlue
   )
-IF(WIN32)
+IF(WIN32 OR APPLE)
   INCLUDE_DIRECTORIES(
     ${PROJECT_SOURCE_DIR}/lib/third_party/glext
     )
-ENDIF(WIN32)
+ENDIF(WIN32 OR APPLE)
 
 ## ===========================
 ## = Subdirs containing code =