vcpkg/ports/libigl/install-extra-headers.patch

diff --git a/cmake/libigl.cmake b/cmake/libigl.cmake
index a33cefa..0014375 100644
--- a/cmake/libigl.cmake
+++ b/cmake/libigl.cmake
@@ -560,6 +560,85 @@ export(
 # Install headers for core library
 install_dir_files(core)
 install_dir_files(copyleft)
+ 
+if (LIBIGL_WITH_EMBREE)
+    install_dir_files(embree)
+#    if(NOT LIBIGL_USE_STATIC_LIBRARY)
+    install(TARGETS igl_embree EXPORT igl-export)
+    export(TARGETS igl_embree
+        APPEND FILE libigl-export.cmake EXPORT_LINK_INTERFACE_LIBRARIES
+    )
+#    endif()
+endif()
+ 
+if (LIBIGL_WITH_CGAL)
+    install_dir_files(copyleft/cgal)
+endif()
+ 
+if (LIBIGL_WITH_COMISO)
+    install_dir_files(copyleft/comiso)
+endif()
+ 
+if (LIBIGL_WITH_CORK)
+    install_dir_files(copyleft/cork)
+endif()
+ 
+if (LIBIGL_WITH_TETGEN)
+    install_dir_files(copyleft/tetgen)
+endif()
+
+if (LIBIGL_WITH_OPENGL OR LIBIGL_WITH_OPENGL_GLFW OR LIBIGL_WITH_OPENGL_GLFW_IMGUI)
+    install_dir_files(copyleft/opengl2)
+    install_dir_files(opengl)
+#    if(NOT LIBIGL_USE_STATIC_LIBRARY)
+    install(TARGETS igl_opengl EXPORT igl-export)
+    export(TARGETS igl_opengl
+        APPEND FILE libigl-export.cmake EXPORT_LINK_INTERFACE_LIBRARIES
+    )
+#    endif()
+endif()
+
+if (LIBIGL_WITH_OPENGL_GLFW OR LIBIGL_WITH_OPENGL_GLFW_IMGUI)
+    install_dir_files(opengl/glfw)
+#    if(NOT LIBIGL_USE_STATIC_LIBRARY)
+    install(TARGETS igl_opengl_glfw EXPORT igl-export)
+    export(TARGETS igl_opengl_glfw
+        APPEND FILE libigl-export.cmake EXPORT_LINK_INTERFACE_LIBRARIES
+    )
+#    endif()
+endif()
+
+if (LIBIGL_WITH_OPENGL_GLFW_IMGUI)
+    install_dir_files(opengl/glfw/imgui)
+#    if(NOT LIBIGL_USE_STATIC_LIBRARY)
+    install(TARGETS igl_opengl_glfw_imgui EXPORT igl-export)
+    export(TARGETS igl_opengl_glfw_imgui
+        APPEND FILE libigl-export.cmake EXPORT_LINK_INTERFACE_LIBRARIES
+    )
+#    endif()
+endif()
+
+if (LIBIGL_WITH_PNG)
+    install_dir_files(png)
+endif()
+
+if (LIBIGL_WITH_PREDICATES)
+    install_dir_files(predicates)
+endif()
+
+if (LIBIGL_WITH_TRIANGLE)
+    install_dir_files(triangle)
+endif()
+
+if (LIBIGL_WITH_XML)
+    install_dir_files(xml)
+#    if(NOT LIBIGL_USE_STATIC_LIBRARY)
+    install(TARGETS igl_xml EXPORT igl-export)
+    export(TARGETS igl_xml
+        APPEND FILE libigl-export.cmake EXPORT_LINK_INTERFACE_LIBRARIES
+    )
+#    endif()
+endif()
 
 # Write package configuration file
 configure_package_config_file(