Fix compilation on Linux

Please, try to avoid absolute path fix on windows

.gitignore

@@ -35,3 +35,6 @@
 moc_*.cpp
 Makefile
 CMakeLists.txt.user*
+
+##Build dir
+build
\ No newline at end of file

CMakeLists.txt

 project(ImageINSA)
 cmake_minimum_required(VERSION 2.8.11)
 
-#set(CMAKE_BUILD_TYPE "Debug")
 # Find includes in corresponding build directories
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 # Instruct CMake to run moc automatically when needed.
 set(CMAKE_AUTOMOC ON)
 
-#Modif Pazat : repertoire contenant les fichiers de configuration .cmake pour QT5. !!! Modifier le chemin pour qu'il dépende des variables d'environnement !!!
-#set (CMAKE_PREFIX_PATH "C:\\Qt\\Qt5.6.1\\5.6\\msvc2015_64\\lib\\cmake\\")
-
-#Modif Pazat : repertoire contenant les fichiers de configuration .cmake pour QT5.
-set (CMAKE_PREFIX_PATH "C:\\Qt\\Qt5.6.1\\5.6\\mingw49_32\\lib\\cmake")
-
 # Find the Qt libraries
 find_package(Qt5Core REQUIRED)
 find_package(Qt5Gui REQUIRED)
@@ -31,8 +24,6 @@ set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${DEPLOY_OUTPUT_DIRECTORY}/lib)
 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${DEPLOY_OUTPUT_DIRECTORY}/lib)
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${DEPLOY_OUTPUT_DIRECTORY})
 
-set (CMAKE_PREFIX_PATH "C:\\RandomLib-mingw32")
-
 # Find RandomLib, which must be built and installed before running this compilation
 find_package(RandomLib 1.7 REQUIRED)
 if(RandomLib_FOUND)
@@ -54,10 +45,6 @@ else()
 		"for Detiq-T (ImageIn & GenericInterface libraries), and re-run CMake.")
 endif()
 
-set (CMAKE_MODULE_PATH "C:\\Program Files\\CMake\\share\\cmake-3.6\\Modules\\")
-set (CMAKE_PREFIX_PATH "C:\\Program Files (x86)\\GnuWin32\\")
-
-
 find_package(JPEG)
 if(JPEG_FOUND)
 	include_directories(${JPEG_INCLUDE_DIR})
@@ -76,14 +63,8 @@ find_package(Threads REQUIRED)
 
 # Simple inclusion, more control have already been performed
 # in previous Detiq-T lookup (GenericInterface)
-set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules)
-set(CMAKE_PREFIX_PATH "C:\\Qt\\Qwt-6.1.2\\")
-set(QWT_LIBRARY "C:\\Qt\\Qwt-6.1.2\\lib\\qwt.dll")
-set(QWT_INCLUDE_DIR "C:\\Qt\\Qwt-6.1.2\\include")
-
-find_package(Qwt 6.0 REQUIRED)
-	include_directories(${QWT_INCLUDE_DIRS})
-
+find_package(Qwt 6.0)
+include_directories(${QWT_INCLUDE_DIRS})
 
 add_subdirectory(core)
 include_directories(core)

cmake/modules/FindQwt.cmake

@@ -42,11 +42,13 @@
 # either expressed or implied, of the FreeBSD Project.
 #=============================================================================
 
+FILE(GLOB Qwt6_GLOB_PATH /usr/qwt* /usr/local/qwt* /usr/include/qwt* /usr/lib/qt4/include/qwt* /usr/lib64/qt4/include/qwt* )
 
 find_path ( QWT_INCLUDE_DIR
   NAMES qwt_plot.h
+  PATHS ${QT_INCLUDE_DIR} ${Qwt6_GLOB_PATH}
   HINTS ${QT_INCLUDE_DIR}
-  PATH_SUFFIXES qwt qwt-qt3 qwt-qt4 qwt-qt5
+  PATH_SUFFIXES include
 )
 
 set ( QWT_INCLUDE_DIRS ${QWT_INCLUDE_DIR} )
@@ -81,7 +83,8 @@ endif ()
 
 find_library ( QWT_LIBRARY
   NAMES qwt qwt-qt3 qwt-qt4 qwt-qt5
-  HINTS ${QT_LIBRARY_DIR}
+  HINTS ${QT_LIBRARY_DIR}  ${Qwt6_GLOB_PATH}
+  PATH_SUFFIXES lib
 )
 
 set ( QWT_LIBRARIES ${QWT_LIBRARY} )

core/CMakeLists.txt

 
 find_package(Qt5Widgets REQUIRED)
 
- set(CMAKE_PREFIX_PATH "C:\\Qt\\Qwt-6.1.2\\")
- #set(QWT_LIBRARY "C:\\Qwt-6.1.2\\lib\\qwt.dll")
-set(QWT_LIBRARY C:/Qt/Qwt-6.1.2/lib/qwt.dll)
- set(QWT_INCLUDE_DIR "C:\\Qt\\Qwt-6.1.2\\include")
-
-find_package(Qwt 6.0 REQUIRED)
-if(QWT_FOUND)
-	include_directories(${QWT_INCLUDE_DIRS})
-else()
-	message(FATAL_ERROR "Cannot find Qwt library. Please add the Qwt library directory to CMAKE_PREFIX_PATH.")
-endif()
-
 set(SRCS
 	BuiltinOpSet.cpp
 	BuiltinOpSet.h