This map has always been broken. This variant makes it slightly less broken (although something changed on the ceiling might prevent hiding on pixels on the slope). What will finally fix it is either moving nets closer together or adding angle bounce to hedgehogs or some other layout that prevents hiding.
file(GLOB lua_src *.c *.h)
set(LIBRARY_OUTPUT_PATH ${EXECUTABLE_OUTPUT_PATH})
IF(APPLE)
# set(CMAKE_OSX_ARCHITECTURES "x86_64;i386;ppc7400")
set(build_type STATIC)
add_definitions(-DLUA_USE_LINUX)
add_library (lua ${build_type} ${lua_src})
ENDIF(APPLE)
IF(WIN32)
set(build_type SHARED)
add_definitions(-DLUA_BUILD_AS_DLL)
add_library (lua ${build_type} ${lua_src})
ENDIF(WIN32)
if(WIN32)
SET_TARGET_PROPERTIES(lua PROPERTIES PREFIX "")
install(TARGETS lua DESTINATION ${target_dir})
endif(WIN32)