Rotation System Reconstruction: Collapse and Re-expansion

CMakeLists.txt

@@ -98,6 +98,24 @@ else ()
     target_link_libraries(PyGEL PRIVATE GEL)
 endif ()
 
+# Include the parallel-hashmap library
+include(FetchContent)
+# Our headers depend on it, so we need to it alongside GEL
+set(PHMAP_INSTALL TRUE CACHE INTERNAL "Install parallel_hashmap")
+FetchContent_Declare(
+    parallel-hashmap
+    GIT_REPOSITORY https://github.com/greg7mdp/parallel-hashmap.git
+    GIT_TAG        v2.0.0    # adjust tag/branch/commit as needed
+)
+FetchContent_MakeAvailable(parallel-hashmap)
+# Pass the directory to GEL during a build
+target_include_directories(
+    GEL PUBLIC
+    $<BUILD_INTERFACE:${parallel-hashmap_SOURCE_DIR}>
+    $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
+    )
+
+
 # Install GEL library
 install(TARGETS GEL LIBRARY DESTINATION lib)
 

src/GEL/CGLA/ArithMatFloat.h

@@ -12,6 +12,7 @@
 #define CGLA_ARITHMATFLOAT_H
 
 #include <numeric>
+#include <GEL/CGLA/Vec.h>
 
 namespace CGLA
 {