diff --git a/CMakeLists.txt b/CMakeLists.txt
deleted file mode 100644
index 3921080..0000000
--- a/CMakeLists.txt
+++ /dev/null
@@ -1,26 +0,0 @@
-cmake_minimum_required(VERSION 2.8)
-project(paysages)
-
-include(FindPkgConfig)
-
-find_package(DevIL)
-
-pkg_check_modules(GTK3 gtk+-3.0)
-
-include_directories(${IL_INCLUDE_DIR})
-include_directories(${GTK3_INCLUDE_DIRS})
-
-aux_source_directory(src SOURCE_FILES)
-aux_source_directory(src/gui SOURCE_FILES)
-
-#set(CMAKE_C_FLAGS "${GTK3_CFLAGS_OTHER}")
-set(CMAKE_C_FLAGS_PROFILE "-pg -O0")
-set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wall")
-
-if(NOT CMAKE_BUILD_TYPE)
-    set(CMAKE_BUILD_TYPE debug)
-endif(NOT CMAKE_BUILD_TYPE)
-
-add_executable(paysages ${SOURCE_FILES})
-target_link_libraries(paysages ${IL_LIBRARIES} ${ILU_LIBRARIES} ${GTK3_LIBRARIES})
-
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..fd91d01
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,7 @@
+all:
+	cd lib_paysages && make
+
+clean:
+	cd lib_paysages && make clean
+
+.PHONY:all clean
diff --git a/src/gui/common.h b/gui_gtk/common.h
similarity index 100%
rename from src/gui/common.h
rename to gui_gtk/common.h
diff --git a/src/gui/dlg_noise.c b/gui_gtk/dlg_noise.c
similarity index 100%
rename from src/gui/dlg_noise.c
rename to gui_gtk/dlg_noise.c
diff --git a/src/gui/global.c b/gui_gtk/global.c
similarity index 100%
rename from src/gui/global.c
rename to gui_gtk/global.c
diff --git a/src/gui/preview.c b/gui_gtk/preview.c
similarity index 100%
rename from src/gui/preview.c
rename to gui_gtk/preview.c
diff --git a/src/gui/tab_clouds.c b/gui_gtk/tab_clouds.c
similarity index 100%
rename from src/gui/tab_clouds.c
rename to gui_gtk/tab_clouds.c
diff --git a/src/gui/tab_render.c b/gui_gtk/tab_render.c
similarity index 100%
rename from src/gui/tab_render.c
rename to gui_gtk/tab_render.c
diff --git a/src/gui/tab_sky.c b/gui_gtk/tab_sky.c
similarity index 100%
rename from src/gui/tab_sky.c
rename to gui_gtk/tab_sky.c
diff --git a/src/gui/tab_terrain.c b/gui_gtk/tab_terrain.c
similarity index 100%
rename from src/gui/tab_terrain.c
rename to gui_gtk/tab_terrain.c
diff --git a/src/gui/tab_water.c b/gui_gtk/tab_water.c
similarity index 100%
rename from src/gui/tab_water.c
rename to gui_gtk/tab_water.c
diff --git a/lib_paysages/Makefile b/lib_paysages/Makefile
new file mode 100644
index 0000000..c55a780
--- /dev/null
+++ b/lib_paysages/Makefile
@@ -0,0 +1,21 @@
+SOURCES=$(wildcard *.c)
+OBJECTS=${SOURCES:.c=.o}
+HEADERS=$(wildcard shared/*.h *.h)
+RESULT=libpaysages.so
+CC_FLAGS=-g -pg -Wall $(shell pkg-config --cflags glib-2.0)
+CC_LDFLAGS=$(shell pkg-config --libs glib-2.0)
+
+all:${RESULT}
+
+clean:
+	rm -f ${OBJECTS}
+	rm -f ${RESULT}
+
+%.o:%.c ${HEADERS}
+	${CC} -c ${CC_FLAGS} $< -o $@
+
+${RESULT}:${OBJECTS}
+	${CC} -o $@ -shared -Wl ${CC_LDFLAGS} $*
+
+.PHONY:all clean
+
diff --git a/src/array.c b/lib_paysages/array.c
similarity index 100%
rename from src/array.c
rename to lib_paysages/array.c
diff --git a/src/auto.c b/lib_paysages/auto.c
similarity index 100%
rename from src/auto.c
rename to lib_paysages/auto.c
diff --git a/src/camera.c b/lib_paysages/camera.c
similarity index 100%
rename from src/camera.c
rename to lib_paysages/camera.c
diff --git a/src/clouds.c b/lib_paysages/clouds.c
similarity index 100%
rename from src/clouds.c
rename to lib_paysages/clouds.c
diff --git a/src/clouds.h b/lib_paysages/clouds.h
similarity index 100%
rename from src/clouds.h
rename to lib_paysages/clouds.h
diff --git a/src/color.c b/lib_paysages/color.c
similarity index 100%
rename from src/color.c
rename to lib_paysages/color.c
diff --git a/src/euclid.c b/lib_paysages/euclid.c
similarity index 100%
rename from src/euclid.c
rename to lib_paysages/euclid.c
diff --git a/src/fog.c b/lib_paysages/fog.c
similarity index 100%
rename from src/fog.c
rename to lib_paysages/fog.c
diff --git a/src/lighting.c b/lib_paysages/lighting.c
similarity index 100%
rename from src/lighting.c
rename to lib_paysages/lighting.c
diff --git a/src/main.c b/lib_paysages/main.c
similarity index 100%
rename from src/main.c
rename to lib_paysages/main.c
diff --git a/src/modifiers.c b/lib_paysages/modifiers.c
similarity index 100%
rename from src/modifiers.c
rename to lib_paysages/modifiers.c
diff --git a/src/noise.c b/lib_paysages/noise.c
similarity index 100%
rename from src/noise.c
rename to lib_paysages/noise.c
diff --git a/src/render.c b/lib_paysages/render.c
similarity index 100%
rename from src/render.c
rename to lib_paysages/render.c
diff --git a/src/shared/constants.h b/lib_paysages/shared/constants.h
similarity index 100%
rename from src/shared/constants.h
rename to lib_paysages/shared/constants.h
diff --git a/src/shared/functions.h b/lib_paysages/shared/functions.h
similarity index 100%
rename from src/shared/functions.h
rename to lib_paysages/shared/functions.h
diff --git a/src/shared/globals.h b/lib_paysages/shared/globals.h
similarity index 100%
rename from src/shared/globals.h
rename to lib_paysages/shared/globals.h
diff --git a/src/shared/system.h b/lib_paysages/shared/system.h
similarity index 100%
rename from src/shared/system.h
rename to lib_paysages/shared/system.h
diff --git a/src/shared/types.h b/lib_paysages/shared/types.h
similarity index 100%
rename from src/shared/types.h
rename to lib_paysages/shared/types.h
diff --git a/src/sky.c b/lib_paysages/sky.c
similarity index 100%
rename from src/sky.c
rename to lib_paysages/sky.c
diff --git a/src/sky.h b/lib_paysages/sky.h
similarity index 100%
rename from src/sky.h
rename to lib_paysages/sky.h
diff --git a/src/terrain.c b/lib_paysages/terrain.c
similarity index 100%
rename from src/terrain.c
rename to lib_paysages/terrain.c
diff --git a/src/textures.c b/lib_paysages/textures.c
similarity index 100%
rename from src/textures.c
rename to lib_paysages/textures.c
diff --git a/src/tools.c b/lib_paysages/tools.c
similarity index 100%
rename from src/tools.c
rename to lib_paysages/tools.c
diff --git a/src/water.c b/lib_paysages/water.c
similarity index 100%
rename from src/water.c
rename to lib_paysages/water.c
diff --git a/src/water.h b/lib_paysages/water.h
similarity index 100%
rename from src/water.h
rename to lib_paysages/water.h
diff --git a/src/zone.c b/lib_paysages/zone.c
similarity index 100%
rename from src/zone.c
rename to lib_paysages/zone.c