Small Fixes and Tidy Up

.gitignore

@@ -3,4 +3,5 @@ cmake-build-*
 build
 polyhedral_gravity.egg-info
 dist
-docs/Doxyfile
+docs/Doxyfile
+src/polyhedralGravity/Info.h

CMakeLists.txt

@@ -4,6 +4,9 @@ project(polyhedralGravity)
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_POSITION_INDEPENDENT_CODE ON)
 
+# Appends the the module path to contain additional CMake modules for this project
+# and include everything necessary
+list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
 include(CMakeDependentOption)
 
 #####################################
@@ -15,52 +18,59 @@ set(POLYHEDRAL_GRAVITY_PARALLELIZATION "CPP" CACHE STRING "Host parallelization
 set_property(CACHE POLYHEDRAL_GRAVITY_PARALLELIZATION PROPERTY STRINGS CPP, OMP, TBB)
 
 # Set the Logging Level
-set(LOGGING_LEVEL_LIST "TRACE" "DEBUG" "INFO" "WARN" "ERROR" "CRITICAL" "OFF")
-set(LOGGING_LEVEL "INFO" CACHE STRING "Set the Logging level, default (INFO), available options: TRACE, DEBUG, INFO, WARN, ERROR, CRITICAL, OFF")
-set_property(CACHE LOGGING_LEVEL PROPERTY STRINGS ${LOGGING_LEVEL_LIST})
+set(POLYHEDRAL_GRAVITY_LOGGING_LEVEL_LIST "TRACE" "DEBUG" "INFO" "WARN" "ERROR" "CRITICAL" "OFF")
+set(POLYHEDRAL_GRAVITY_LOGGING_LEVEL "INFO" CACHE STRING "Set the Logging level, default (INFO), available options: TRACE, DEBUG, INFO, WARN, ERROR, CRITICAL, OFF")
+set_property(CACHE POLYHEDRAL_GRAVITY_LOGGING_LEVEL PROPERTY STRINGS ${POLYHEDRAL_GRAVITY_LOGGING_LEVEL_LIST})
 # Convert the logging level string to its corresponding number
-list(FIND LOGGING_LEVEL_LIST ${LOGGING_LEVEL} LOGGING_LEVEL_INDEX)
+list(FIND POLYHEDRAL_GRAVITY_LOGGING_LEVEL_LIST ${POLYHEDRAL_GRAVITY_LOGGING_LEVEL} LOGGING_LEVEL_INDEX)
 if (${LOGGING_LEVEL_INDEX} EQUAL -1)
-    message(FATAL_ERROR "Invalid logging level: ${LOGGING_LEVEL}")
+    message(FATAL_ERROR "Invalid logging level: ${POLYHEDRAL_GRAVITY_LOGGING_LEVEL}")
 endif ()
 add_compile_definitions(SPDLOG_ACTIVE_LEVEL=${LOGGING_LEVEL_INDEX})
-message(STATUS "Logging level set to ${LOGGING_LEVEL} (=${LOGGING_LEVEL_INDEX})")
-
-###################################
-# What actually to build? - Options
-###################################
 
+#########################################################
+# What actually to build? - Options, Versions and Output
+#########################################################
 # Build docs
 option(BUILD_POLYHEDRAL_GRAVITY_DOCS "Builds the documentation (Default: OFF)" OFF)
-message(STATUS "BUILD_POLYHEDRAL_GRAVITY_DOCS = ${BUILD_POLYHEDRAL_GRAVITY_DOCS}")
 # Build C++ executable
 option(BUILD_POLYHEDRAL_GRAVITY_EXECUTABLE "Builds the C++ executable (Default: ON)" ON)
-message(STATUS "BUILD_POLYHEDRAL_GRAVITY_EXECUTABLE = ${BUILD_POLYHEDRAL_GRAVITY_EXECUTABLE}")
 # Build library (default ON), if the executable or tests are built this forced to ON
 cmake_dependent_option(BUILD_POLYHEDRAL_GRAVITY_LIBRARY "Builds the library (Default: ON)" ON
         "NOT BUILD_POLYHEDRAL_GRAVITY_EXECUTABLE AND NOT BUILD_POLYHEDRAL_GRAVITY_TESTS" ON)
-message(STATUS "BUILD_POLYHEDRAL_GRAVITY_LIBRARY = ${BUILD_POLYHEDRAL_GRAVITY_LIBRARY}")
 # Option to build the python interface
-option(BUILD_POLYHEDRAL_PYTHON_INTERFACE "Set this to on if the python interface should be built (Default: ON)" ON)
-message(STATUS "BUILD_POLYHEDRAL_GRAVITY_PYTHON_INTERFACE = ${BUILD_POLYHEDRAL_PYTHON_INTERFACE}")
+option(BUILD_POLYHEDRAL_GRAVITY_PYTHON_INTERFACE "Set this to on if the python interface should be built (Default: ON)" ON)
 # Option to build tests or not
 option(BUILD_POLYHEDRAL_GRAVITY_TESTS "Set to on if the tests should be built (Default: ON)" ON)
-message(STATUS "BUILD_POLYHEDRAL_GRAVITY_TESTS = ${BUILD_POLYHEDRAL_GRAVITY_TESTS}")
-
 
 IF(_LIBCPP_DISABLE_AVAILABILITY)
     message(STATUS "Disabling availability macros for libc++")
     add_definitions(-D_LIBCPP_DISABLE_AVAILABILITY)
 endif ()
 
+# Resolves missing fmt symbols when working with spdlog (bundled via brew/ conda on Arm architecture)
+# Refer to https://github.com/gabime/spdlog/issues/660
+add_compile_definitions(FMT_HEADER_ONLY)
+
+include(git)
+include(version.cmake)
+
+message(STATUS "#################################################################")
+message(STATUS "Polyhedral Gravity Version          ${POLYHEDRAL_GRAVITY_VERSION}")
+message(STATUS "Polyhedral Gravity Commit Hash      ${POLYHEDRAL_GRAVITY_COMMIT_HASH}")
+message(STATUS "Polyhedral Parallelization Backend  ${POLYHEDRAL_GRAVITY_PARALLELIZATION}")
+message(STATUS "Polyhedral Gravity Logging Level    ${POLYHEDRAL_GRAVITY_LOGGING_LEVEL}")
+message(STATUS "#################################################################")
+message(STATUS "Polyhedral Gravity Documentation    ${BUILD_POLYHEDRAL_GRAVITY_DOCS}")
+message(STATUS "Polyhedral Gravity Library          ${BUILD_POLYHEDRAL_GRAVITY_LIBRARY}")
+message(STATUS "Polyhedral Gravity C++ Executable   ${BUILD_POLYHEDRAL_GRAVITY_EXECUTABLE}")
+message(STATUS "Polyhedral Gravity Python Interface ${BUILD_POLYHEDRAL_GRAVITY_PYTHON_INTERFACE}")
+message(STATUS "Polyhedral Gravity Tests            ${BUILD_POLYHEDRAL_GRAVITY_TESTS}")
+message(STATUS "#################################################################")
 #######################################################
 # Including dependencies needed across multiple targets
 #######################################################
-# Appends the the module path to contain additional CMake modules for this project
-# and include everything necessary
-list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
 
-# Include dependecies
 include(thrust)
 include(spdlog)
 include(tetgen)
@@ -76,6 +86,9 @@ include(clang_format)
 if (${POLYHEDRAL_GRAVITY_PARALLELIZATION} STREQUAL "TBB")
     include(tbb)
     thrust_set_TBB_target(TBB::tbb)
+    add_compile_definitions(POLYHEDRAL_GRAVITY_TBB)
+elseif (${POLYHEDRAL_GRAVITY_PARALLELIZATION} STREQUAL "OMP")
+    add_compile_definitions(POLYHEDRAL_GRAVITY_OMP)
 endif ()
 
 # Thrust set-up i.e. the parallelization library, create targets according to the users specification

README.md

@@ -305,16 +305,16 @@ cmake --build .
 
 The following options are available:
 
-|                             Name (Default) | Options                                                                                     |
-|-------------------------------------------:|:--------------------------------------------------------------------------------------------|
-| POLYHEDRAL_GRAVITY_PARALLELIZATION (`CPP`) | `CPP` = Serial Execution / `OMP` or `TBB` = Parallel Execution with OpenMP or Intel\'s TBB  |
-|                     LOGGING_LEVEL (`INFO`) | `TRACE`, `DEBUG`, `INFO`, `WARN`, `ERROR`, `CRITICAL`, `OFF`                                |
-|      BUILD_POLYHEDRAL_GRAVITY_DOCS (`OFF`) | Build this documentation                                                                    |
-|      BUILD_POLYHEDRAL_GRAVITY_TESTS (`ON`) | Build the Tests                                                                             |
-|   BUILD_POLYHEDRAL_PYTHON_INTERFACE (`ON`) | Build the Python interface                                                                  |
+|                                               Name (Default) | Options                                                                                     |
+|-------------------------------------------------------------:|:--------------------------------------------------------------------------------------------|
+|                   POLYHEDRAL_GRAVITY_PARALLELIZATION (`CPP`) | `CPP` = Serial Execution / `OMP` or `TBB` = Parallel Execution with OpenMP or Intel\'s TBB  |
+|                    POLYHEDRAL_GRAVITY_LOGGING_LEVEL (`INFO`) | `TRACE`, `DEBUG`, `INFO`, `WARN`, `ERROR`, `CRITICAL`, `OFF`                                |
+|                        BUILD_POLYHEDRAL_GRAVITY_DOCS (`OFF`) | Build this documentation                                                                    |
+|                        BUILD_POLYHEDRAL_GRAVITY_TESTS (`ON`) | Build the Tests                                                                             |
+|             BUILD_POLYHEDRAL_GRAVITY_PYTHON_INTERFACE (`ON`) | Build the Python interface                                                                  |
 
 During testing POLYHEDRAL_GRAVITY_PARALLELIZATION=`TBB` has been the most performant.
-It is further not recommend to change the LOGGING_LEVEL to something else than `INFO=2`.
+It is further not recommend to change the POLYHEDRAL_GRAVITY_LOGGING_LEVEL to something else than `INFO=2`.
 
 The recommended CMake settings using the `TBB` backend would look like this:
 

cmake/git.cmake

@@ -0,0 +1,46 @@
+find_package(Git QUIET REQUIRED)
+
+function(get_git_commit_hash OUTPUT_VAR)
+    # Run a Git command to get the first 8 characters of the current commit hash
+    execute_process(
+            COMMAND ${GIT_EXECUTABLE} rev-parse --short=8 HEAD
+            WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+            OUTPUT_VARIABLE GIT_COMMIT_HASH
+            OUTPUT_STRIP_TRAILING_WHITESPACE
+            ERROR_VARIABLE GIT_ERROR
+            ERROR_STRIP_TRAILING_WHITESPACE
+    )
+
+    # Check if the Git command was successful
+    if (NOT GIT_COMMIT_HASH OR GIT_ERROR)
+        message(WARNING "Failed to retrieve Git commit hash: ${GIT_ERROR}")
+        set(${OUTPUT_VAR} "UNKNOWN" PARENT_SCOPE)
+    else()
+        # Pass the short hash back to the calling scope
+        set(${OUTPUT_VAR} "${GIT_COMMIT_HASH}" PARENT_SCOPE)
+    endif()
+endfunction()
+
+function(is_git_working_tree_clean OUTPUT_VAR)
+    # Run a Git command to check if the working tree is clean
+    execute_process(
+            COMMAND ${GIT_EXECUTABLE} diff-index --quiet HEAD --
+            WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+            RESULT_VARIABLE GIT_STATUS_RESULT
+            ERROR_VARIABLE GIT_ERROR
+            ERROR_STRIP_TRAILING_WHITESPACE
+    )
+
+    # Check the result of the Git command
+    if (NOT GIT_ERROR AND GIT_STATUS_RESULT EQUAL 0)
+        # Working tree is clean
+        set(${OUTPUT_VAR} TRUE PARENT_SCOPE)
+    else()
+        # Working tree has uncommitted changes or an error occurred
+        set(${OUTPUT_VAR} FALSE PARENT_SCOPE)
+
+        if (GIT_ERROR)
+            message(WARNING "Error while checking Git working tree: ${GIT_ERROR}")
+        endif()
+    endif()
+endfunction()

cmake/spdlog.cmake

@@ -7,6 +7,7 @@ set(SPDLOG_VERSION 1.14.1)
 # If you install [email protected] via homebrew on ARM macOS, CMake will find spdlog
 # However, there is a version mismatch between the `fmt` library installed as dependency, and the one actually
 # being required leading to a linking error (i.e. missing symbols) while compiling!
+# Update 29.11.2024: We fixed this by using spdlog has header library (--> top-level CMake file)
 find_package(spdlog ${SPDLOG_VERSION} QUIET)
 
 if(${spdlog_FOUND})

cmake/tetgen.cmake

@@ -3,47 +3,44 @@ include(FetchContent)
 message(STATUS "Setting up tetgen")
 
 # IMPORTANT NOTE
-# We do ot use findPackage here, as we modify the one source file slightly to suppress output via stdout!!!
+# We do not use find_package here, as we modify the one source file slightly to suppress output via stdout!!!
 
-#Fetches the version 1.6 for tetgen
+# Fetches the version 1.6 for tetgen
 FetchContent_Declare(tetgen
         GIT_REPOSITORY https://github.com/libigl/tetgen.git
         GIT_TAG 4f3bfba3997f20aa1f96cfaff604313a8c2c85b6 # release 1.6
-        )
+)
 
-FetchContent_GetProperties(tetgen)
-if(NOT tetgen_POPULATED)
-    FetchContent_Populate(tetgen)
+FetchContent_MakeAvailable(tetgen)
 
-    # This is ugly, but functional
-    # We modify one source file in order to prevent console output from the printf function
-    # without polluting the global include path (which would cause to more uglier issues)
-    if(NOT EXISTS ${tetgen_SOURCE_DIR}/tetgen_mod.cxx)
-        message(STATUS "Creating modified tetgen.cxx in order to prevent console output from library")
-        file(READ ${tetgen_SOURCE_DIR}/tetgen.cxx TETGEN_CXX)
+# Modify the tetgen library to suppress console output from the printf function
+if(NOT EXISTS ${tetgen_SOURCE_DIR}/tetgen_mod.cxx)
+    message(STATUS "Creating modified tetgen.cxx in order to prevent console output from library")
+    file(READ ${tetgen_SOURCE_DIR}/tetgen.cxx TETGEN_CXX)
 
-        string(REPLACE
-                "#include \"tetgen.h\""
-                "#include \"tetgen.h\"\n#define printf(fmt, ...) (0)\n"
-                TETGEN_CXX "${TETGEN_CXX}")
+    string(REPLACE
+            "#include \"tetgen.h\""
+            "#include \"tetgen.h\"\n#define printf(fmt, ...) (0)\n"
+            TETGEN_CXX "${TETGEN_CXX}")
 
-        file(WRITE ${tetgen_SOURCE_DIR}/tetgen_mod.cxx
-                "${TETGEN_CXX}"
-                )
-    else()
-        message(STATUS "A modified tetgen.cxx already exists! It is assumed that is the correct one disabling output")
-    endif()
-
-    add_library(tetgen STATIC
-            ${tetgen_SOURCE_DIR}/tetgen_mod.cxx
-            ${tetgen_SOURCE_DIR}/predicates.cxx
-            )
+    file(WRITE ${tetgen_SOURCE_DIR}/tetgen_mod.cxx
+            "${TETGEN_CXX}"
+    )
+else()
+    message(STATUS "A modified tetgen.cxx already exists! It is assumed that it is the correct one disabling output")
+endif()
 
-    target_compile_definitions(tetgen PRIVATE -DTETLIBRARY)
+# Add the modified version of the tetgen library
+add_library(tetgen_lib STATIC
+        ${tetgen_SOURCE_DIR}/tetgen_mod.cxx
+        ${tetgen_SOURCE_DIR}/predicates.cxx
+)
 
-    target_include_directories(tetgen INTERFACE "${tetgen_SOURCE_DIR}")
+# Define the TETLIBRARY macro for usage
+target_compile_definitions(tetgen_lib PRIVATE -DTETLIBRARY)
 
-endif()
+# Include the tetgen source directory for the library
+target_include_directories(tetgen_lib INTERFACE "${tetgen_SOURCE_DIR}")
 
 # Disable warnings from the library target
-target_compile_options(tetgen PRIVATE -w)
+target_compile_options(tetgen_lib PRIVATE -w)

docs/quickstart/installation.rst

@@ -87,16 +87,15 @@ Build Options
 
 The available options are the following:
 
-================================================ ===================================================================================================================================
-Name (Default)                                   Options
-================================================ ===================================================================================================================================
-POLYHEDRAL_GRAVITY_PARALLELIZATION (:code:`CPP`) :code:`CPP` = Serial Execution / :code:`OMP` or :code:`TBB`  = Parallel Execution with OpenMP or Intel's TBB
-LOGGING_LEVEL (:code:`INFO`)                     :code:`TRACE`, :code:`DEBUG`, :code:`INFO`, :code:`WARN`, :code:`ERROR`, :code:`CRITICAL`, :code:`OFF`
-BUILD_POLYHEDRAL_GRAVITY_DOCS (:code:`OFF`)      Build this documentation
-BUILD_POLYHEDRAL_GRAVITY_TESTS (:code:`ON`)      Build the Tests
-BUILD_POLYHEDRAL_PYTHON_INTERFACE (:code:`ON`)   Build the Python interface
-================================================ ===================================================================================================================================
-
+====================================================== ============================================================================================================
+Name (Default)                                         Options
+====================================================== ============================================================================================================
+POLYHEDRAL_GRAVITY_PARALLELIZATION (:code:`CPP`)       :code:`CPP` = Serial Execution / :code:`OMP` or :code:`TBB`  = Parallel Execution with OpenMP or Intel's TBB
+POLYHEDRAL_GRAVITY_LOGGING_LEVEL (:code:`INFO`)        :code:`TRACE`, :code:`DEBUG`, :code:`INFO`, :code:`WARN`, :code:`ERROR`, :code:`CRITICAL`, :code:`OFF`
+BUILD_POLYHEDRAL_GRAVITY_DOCS (:code:`OFF`)            Build this documentation
+BUILD_POLYHEDRAL_GRAVITY_TESTS (:code:`ON`)            Build the Tests
+BUILD_POLYHEDRAL_GRAVITY_PYTHON_INTERFACE (:code:`ON`) Build the Python interface
+====================================================== ============================================================================================================
 
 Dependencies (automatically set-up)
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

setup.py

@@ -18,7 +18,7 @@
     # Modify to change the parallelization (Default value: TBB)
     "POLYHEDRAL_GRAVITY_PARALLELIZATION": "TBB",
     # Default value (INFO=2)
-    "LOGGING_LEVEL": "INFO",
+    "POLYHEDRAL_GRAVITY_LOGGING_LEVEL": "INFO",
     # Not required for the python interface (--> OFF)
     "BUILD_POLYHEDRAL_GRAVITY_DOCS": "OFF",
     # Not required for the python interface (--> OFF)
@@ -53,6 +53,27 @@ def get_cmake_generator():
     else:
         return None
 
+def get_version():
+    """Returns the version of the polyhedral gravity package by reading the CMake file."""
+    # Path to the CMake file
+    cmake_file = os.path.join(os.path.dirname(__file__), "version.cmake" )
+
+    # Check if the CMake file exists
+    if not os.path.exists(cmake_file):
+        raise FileNotFoundError(f"CMake file not found: {cmake_file}")
+
+    # Open and read the file
+    with open(cmake_file, "r") as file:
+        content = file.read()
+
+    # Use regex to extract the PROJECT_VERSION
+    version_match = re.search(r'set\(PROJECT_VERSION\s+([^\s)]+)\)', content)
+    if version_match:
+        return version_match.group(1)
+    else:
+        raise ValueError("Version string not found in CMakeLists.txt")
+
+
 # -----------------------------------------------------------------------------------------
 # The following is adapted from https://github.com/pybind/cmake_example/blob/master/setup.py
 # -----------------------------------------------------------------------------------------
@@ -173,7 +194,7 @@ def build_extension(self, ext):
 # --------------------------------------------------------------------------------
 setup(
     name="polyhedral_gravity",
-    version="3.2.1",
+    version=get_version(),
     author="Jonas Schuhmacher",
     author_email="[email protected]",
     description="Package to compute full gravity tensor of a given constant density polyhedron for arbitrary points "

src/CMakeLists.txt

@@ -18,7 +18,7 @@ if (BUILD_POLYHEDRAL_GRAVITY_LIBRARY)
     target_link_libraries(${PROJECT_NAME}_lib
             spdlog::spdlog
             yaml-cpp::yaml-cpp
-            tetgen
+            tetgen_lib
             xsimd
             Thrust
             )
@@ -60,7 +60,7 @@ if(BUILD_POLYHEDRAL_GRAVITY_PYTHON_INTERFACE)
 
     target_link_libraries(polyhedral_gravity PUBLIC
             spdlog::spdlog
-            tetgen
+            tetgen_lib
             xsimd
             Thrust
             )