cmake

cmake/FindLIBIGL.cmake

+# - Try to find the LIBIGL library
+# Once done this will define
+#
+#  LIBIGL_FOUND - system has LIBIGL
+#  LIBIGL_INCLUDE_DIR - **the** LIBIGL include directory
+if(LIBIGL_FOUND)
+    return()
+endif()
+
+find_path(LIBIGL_INCLUDE_DIR igl/readOBJ.h
+    HINTS
+        ENV LIBIGL
+        ENV LIBIGLROOT
+        ENV LIBIGL_ROOT
+        ENV LIBIGL_DIR
+    PATHS
+        ${CMAKE_SOURCE_DIR}/../..
+        ${CMAKE_SOURCE_DIR}/..
+        ${CMAKE_SOURCE_DIR}
+        ${CMAKE_SOURCE_DIR}/libigl
+        ${CMAKE_SOURCE_DIR}/../libigl
+        ${CMAKE_SOURCE_DIR}/../../libigl
+        ${CMAKE_SOURCE_DIR}/../../lib/libigl
+        ${CMAKE_SOURCE_DIR}/lib/libigl
+        ${CMAKE_SOURCE_DIR}/../lib/libigl
+        /usr
+        /usr/local
+        /usr/local/igl/libigl
+    PATH_SUFFIXES include
+)
+message(${LIBIGL_INCLUDE_DIR})
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(LIBIGL
+    "\nlibigl not found --- You can download it using:\n\tgit clone --recursive https://github.com/libigl/libigl.git ${CMAKE_SOURCE_DIR}/../libigl"
+    LIBIGL_INCLUDE_DIR)
+mark_as_advanced(LIBIGL_INCLUDE_DIR)
+
+list(APPEND CMAKE_MODULE_PATH "${LIBIGL_INCLUDE_DIR}/../cmake")
+message(${CMAKE_MODULE_PATH})
+include(libigl)