--- ray/src/gen/CMakeLists.txt	2021/09/12 16:41:32	2.10
+++ ray/src/gen/CMakeLists.txt	2024/07/19 23:38:28	2.12
@@ -1,3 +1,8 @@
+# Locate the threads package
+set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
+set(THREADS_PREFER_PTHREAD_FLAG TRUE)
+find_package(Threads REQUIRED)
+
 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../rt)
 
 add_executable(genbeads genbeads.c hermite3.c)
@@ -12,6 +17,10 @@ target_link_libraries(genmarble ${LIB_M})
 add_executable(gensky gensky.c sun.c)
 target_link_libraries(gensky rtrad ${LIB_M})
 
+
+add_executable(genssky genssky.c sun.c atmos.c ../rt/data.c)
+target_link_libraries(genssky rtrad ${LIB_M} Threads::Threads)
+
 add_executable(gendaylit gendaylit.c sun.c)
 target_link_libraries(gendaylit rtrad ${LIB_M})
 
@@ -63,6 +72,7 @@ install(TARGETS
   genprism
   genrev
   gensky
+  genssky
   gensurf
   genworm
   mkillum
@@ -82,6 +92,7 @@ file(COPY
   rev.cal
   skybright.cal
   surf.cal
+  mie_ca.dat
   DESTINATION "${CMAKE_BINARY_DIR}/lib"
 )