fix CMake / ImGuizmo

Author: pthom

external/CMakeLists.txt

@@ -183,7 +183,7 @@ if(IMGUI_BUNDLE_WITH_IMGUIZMO)
     add_simple_external_library_with_sources(imguizmo ImGuizmo)
     add_additional_sources_to_external_library(imguizmo ImGuizmo ImGuizmoPure)
     add_additional_sources_to_external_library(imguizmo ImGuizmo ImGuizmo/src)
-    target_include_directories(imguizmo PUBLIC ImGuizmo/ImGuizmo/src)
+    target_include_directories(imguizmo PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/ImGuizmo/ImGuizmo/src>)
     target_compile_definitions(imgui_bundle INTERFACE IMGUI_BUNDLE_WITH_IMGUIZMO)
     set(IMGUI_BUNDLE_WITH_IMGUIZMO ON CACHE INTERNAL "" FORCE)
 endif()