Add assimp dependency

--HG--
branch : feature-export-assimp

code/CMakeLists.txt

@@ -146,6 +146,10 @@ IF(WITH_QT)
   FIND_PACKAGE(Qt4 COMPONENTS QtCore QtGui QtXml QtOpenGL REQUIRED)
 ENDIF(WITH_QT)
 
+IF(WITH_ASSIMP)
+  FIND_PACKAGE(assimp REQUIRED)
+ENDIF(WITH_ASSIMP)
+
 IF(WITH_NEL)
   IF(WITH_NEL_TESTS)
     FIND_PACKAGE(CppTest)

code/CMakeModules/Findassimp.cmake

@@ -0,0 +1,25 @@
+FIND_PATH(
+	assimp_INCLUDE_DIRS
+	NAMES assimp/postprocess.h assimp/scene.h assimp/version.h assimp/config.h assimp/cimport.h
+	PATHS /usr/local/include/
+)
+
+FIND_LIBRARY(
+	assimp_LIBRARIES
+	NAMES assimp
+	PATHS /usr/local/lib/
+)
+
+IF (assimp_INCLUDE_DIRS AND assimp_LIBRARIES)
+    SET(assimp_FOUND TRUE)
+ENDIF (assimp_INCLUDE_DIRS AND assimp_LIBRARIES)
+
+IF (assimp_FOUND)
+    IF (NOT assimp_FIND_QUIETLY)
+        MESSAGE(STATUS "Found asset importer library: ${assimp_LIBRARIES}")
+    ENDIF (NOT assimp_FIND_QUIETLY)
+ELSE (assimp_FOUND)
+    IF (assimp_FIND_REQUIRED)
+        MESSAGE(FATAL_ERROR "Could not find asset importer library")
+    ENDIF (assimp_FIND_REQUIRED)
+ENDIF (assimp_FOUND)

code/CMakeModules/nel.cmake

@@ -274,6 +274,8 @@ MACRO(NL_SETUP_DEFAULT_OPTIONS)
   OPTION(WITH_STATIC_EXTERNAL     "With static external libraries"                OFF)
   OPTION(WITH_INSTALL_LIBRARIES   "Install development files."                    ON )
 
+  OPTION(WITH_ASSIMP              "Use assimp exporter"                           OFF)
+  
   ###
   # GUI toolkits
   ###